diff --git a/harness/regExpUtils.js b/harness/regExpUtils.js
new file mode 100644
index 0000000000000000000000000000000000000000..2db568ab296c41f0f43abb596af67dde38720fd3
--- /dev/null
+++ b/harness/regExpUtils.js
@@ -0,0 +1,32 @@
+function buildString({ loneCodePoints, ranges }) {
+  const CHUNK_SIZE = 10000;
+  let result = String.fromCodePoint(...loneCodePoints);
+  for (const [start, end] of ranges) {
+    const codePoints = [];
+    for (let length = 0, codePoint = start; codePoint <= end; codePoint++) {
+      codePoints[length++] = codePoint;
+      if (length === CHUNK_SIZE) {
+        result += String.fromCodePoint(...codePoints);
+        codePoints.length = length = 0;
+      }
+    }
+    result += String.fromCodePoint(...codePoints);
+  }
+  return result;
+}
+
+function testPropertyEscapes(regex, string, expression) {
+  if (!regex.test(string)) {
+    for (const symbol of string) {
+      const hex = symbol
+        .codePointAt(0)
+        .toString(16)
+        .toUpperCase()
+        .padStart(6, "0");
+      assert(
+        regex.test(symbol),
+        `\`${ expression }\` should match U+${ hex } (\`${ symbol }\`)`
+      );
+    }
+  }
+}
diff --git a/test/built-ins/RegExp/property-escapes/ASCII.js b/test/built-ins/RegExp/property-escapes/ASCII.js
new file mode 100644
index 0000000000000000000000000000000000000000..324faafbe0d57916acdbdfbf4db832f9609f0859
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/ASCII.js
@@ -0,0 +1,40 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `ASCII`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000000, 0x00007F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{ASCII}+$/u,
+  matchSymbols,
+  "\\p{ASCII}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000080, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{ASCII}+$/u,
+  nonMatchSymbols,
+  "\\P{ASCII}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/ASCII_Hex_Digit.js b/test/built-ins/RegExp/property-escapes/ASCII_Hex_Digit.js
new file mode 100644
index 0000000000000000000000000000000000000000..b1cd485a2195eb4e497a4a809007357a10edef5b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/ASCII_Hex_Digit.js
@@ -0,0 +1,55 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `ASCII_Hex_Digit`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000030, 0x000039],
+    [0x000041, 0x000046],
+    [0x000061, 0x000066]
+  ]
+});
+testPropertyEscapes(
+  /^\p{ASCII_Hex_Digit}+$/u,
+  matchSymbols,
+  "\\p{ASCII_Hex_Digit}"
+);
+testPropertyEscapes(
+  /^\p{AHex}+$/u,
+  matchSymbols,
+  "\\p{AHex}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00002F],
+    [0x00003A, 0x000040],
+    [0x000047, 0x000060],
+    [0x000067, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{ASCII_Hex_Digit}+$/u,
+  nonMatchSymbols,
+  "\\P{ASCII_Hex_Digit}"
+);
+testPropertyEscapes(
+  /^\P{AHex}+$/u,
+  nonMatchSymbols,
+  "\\P{AHex}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Alphabetic.js b/test/built-ins/RegExp/property-escapes/Alphabetic.js
new file mode 100644
index 0000000000000000000000000000000000000000..a9325a7b9dee5889478c83ee772415fa7ffeb883
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Alphabetic.js
@@ -0,0 +1,1339 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Alphabetic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AA,
+    0x0000B5,
+    0x0000BA,
+    0x0002EC,
+    0x0002EE,
+    0x000345,
+    0x00037F,
+    0x000386,
+    0x00038C,
+    0x000559,
+    0x0005BF,
+    0x0005C7,
+    0x0006FF,
+    0x0007FA,
+    0x0009B2,
+    0x0009CE,
+    0x0009D7,
+    0x000A51,
+    0x000A5E,
+    0x000AD0,
+    0x000AF9,
+    0x000B71,
+    0x000B9C,
+    0x000BD0,
+    0x000BD7,
+    0x000CDE,
+    0x000D4E,
+    0x000DBD,
+    0x000DD6,
+    0x000E4D,
+    0x000E84,
+    0x000E8A,
+    0x000E8D,
+    0x000EA5,
+    0x000EA7,
+    0x000EC6,
+    0x000ECD,
+    0x000F00,
+    0x001038,
+    0x00108E,
+    0x0010C7,
+    0x0010CD,
+    0x001258,
+    0x0012C0,
+    0x00135F,
+    0x0017D7,
+    0x0017DC,
+    0x001AA7,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x001FBE,
+    0x002071,
+    0x00207F,
+    0x002102,
+    0x002107,
+    0x002115,
+    0x002124,
+    0x002126,
+    0x002128,
+    0x00214E,
+    0x002D27,
+    0x002D2D,
+    0x002D6F,
+    0x002E2F,
+    0x00A8C5,
+    0x00A8FB,
+    0x00A8FD,
+    0x00A9CF,
+    0x00AA7A,
+    0x00AAC0,
+    0x00AAC2,
+    0x00FB3E,
+    0x010808,
+    0x01083C,
+    0x011176,
+    0x0111DA,
+    0x0111DC,
+    0x011237,
+    0x01123E,
+    0x011288,
+    0x011350,
+    0x011357,
+    0x0114C7,
+    0x011640,
+    0x011644,
+    0x0118FF,
+    0x011C40,
+    0x016FE0,
+    0x01BC9E,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546,
+    0x01E947,
+    0x01EE24,
+    0x01EE27,
+    0x01EE39,
+    0x01EE3B,
+    0x01EE42,
+    0x01EE47,
+    0x01EE49,
+    0x01EE4B,
+    0x01EE54,
+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E
+  ],
+  ranges: [
+    [0x000041, 0x00005A],
+    [0x000061, 0x00007A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x0002C1],
+    [0x0002C6, 0x0002D1],
+    [0x0002E0, 0x0002E4],
+    [0x000370, 0x000374],
+    [0x000376, 0x000377],
+    [0x00037A, 0x00037D],
+    [0x000388, 0x00038A],
+    [0x00038E, 0x0003A1],
+    [0x0003A3, 0x0003F5],
+    [0x0003F7, 0x000481],
+    [0x00048A, 0x00052F],
+    [0x000531, 0x000556],
+    [0x000561, 0x000587],
+    [0x0005B0, 0x0005BD],
+    [0x0005C1, 0x0005C2],
+    [0x0005C4, 0x0005C5],
+    [0x0005D0, 0x0005EA],
+    [0x0005F0, 0x0005F2],
+    [0x000610, 0x00061A],
+    [0x000620, 0x000657],
+    [0x000659, 0x00065F],
+    [0x00066E, 0x0006D3],
+    [0x0006D5, 0x0006DC],
+    [0x0006E1, 0x0006E8],
+    [0x0006ED, 0x0006EF],
+    [0x0006FA, 0x0006FC],
+    [0x000710, 0x00073F],
+    [0x00074D, 0x0007B1],
+    [0x0007CA, 0x0007EA],
+    [0x0007F4, 0x0007F5],
+    [0x000800, 0x000817],
+    [0x00081A, 0x00082C],
+    [0x000840, 0x000858],
+    [0x0008A0, 0x0008B4],
+    [0x0008B6, 0x0008BD],
+    [0x0008D4, 0x0008DF],
+    [0x0008E3, 0x0008E9],
+    [0x0008F0, 0x00093B],
+    [0x00093D, 0x00094C],
+    [0x00094E, 0x000950],
+    [0x000955, 0x000963],
+    [0x000971, 0x000983],
+    [0x000985, 0x00098C],
+    [0x00098F, 0x000990],
+    [0x000993, 0x0009A8],
+    [0x0009AA, 0x0009B0],
+    [0x0009B6, 0x0009B9],
+    [0x0009BD, 0x0009C4],
+    [0x0009C7, 0x0009C8],
+    [0x0009CB, 0x0009CC],
+    [0x0009DC, 0x0009DD],
+    [0x0009DF, 0x0009E3],
+    [0x0009F0, 0x0009F1],
+    [0x000A01, 0x000A03],
+    [0x000A05, 0x000A0A],
+    [0x000A0F, 0x000A10],
+    [0x000A13, 0x000A28],
+    [0x000A2A, 0x000A30],
+    [0x000A32, 0x000A33],
+    [0x000A35, 0x000A36],
+    [0x000A38, 0x000A39],
+    [0x000A3E, 0x000A42],
+    [0x000A47, 0x000A48],
+    [0x000A4B, 0x000A4C],
+    [0x000A59, 0x000A5C],
+    [0x000A70, 0x000A75],
+    [0x000A81, 0x000A83],
+    [0x000A85, 0x000A8D],
+    [0x000A8F, 0x000A91],
+    [0x000A93, 0x000AA8],
+    [0x000AAA, 0x000AB0],
+    [0x000AB2, 0x000AB3],
+    [0x000AB5, 0x000AB9],
+    [0x000ABD, 0x000AC5],
+    [0x000AC7, 0x000AC9],
+    [0x000ACB, 0x000ACC],
+    [0x000AE0, 0x000AE3],
+    [0x000B01, 0x000B03],
+    [0x000B05, 0x000B0C],
+    [0x000B0F, 0x000B10],
+    [0x000B13, 0x000B28],
+    [0x000B2A, 0x000B30],
+    [0x000B32, 0x000B33],
+    [0x000B35, 0x000B39],
+    [0x000B3D, 0x000B44],
+    [0x000B47, 0x000B48],
+    [0x000B4B, 0x000B4C],
+    [0x000B56, 0x000B57],
+    [0x000B5C, 0x000B5D],
+    [0x000B5F, 0x000B63],
+    [0x000B82, 0x000B83],
+    [0x000B85, 0x000B8A],
+    [0x000B8E, 0x000B90],
+    [0x000B92, 0x000B95],
+    [0x000B99, 0x000B9A],
+    [0x000B9E, 0x000B9F],
+    [0x000BA3, 0x000BA4],
+    [0x000BA8, 0x000BAA],
+    [0x000BAE, 0x000BB9],
+    [0x000BBE, 0x000BC2],
+    [0x000BC6, 0x000BC8],
+    [0x000BCA, 0x000BCC],
+    [0x000C00, 0x000C03],
+    [0x000C05, 0x000C0C],
+    [0x000C0E, 0x000C10],
+    [0x000C12, 0x000C28],
+    [0x000C2A, 0x000C39],
+    [0x000C3D, 0x000C44],
+    [0x000C46, 0x000C48],
+    [0x000C4A, 0x000C4C],
+    [0x000C55, 0x000C56],
+    [0x000C58, 0x000C5A],
+    [0x000C60, 0x000C63],
+    [0x000C80, 0x000C83],
+    [0x000C85, 0x000C8C],
+    [0x000C8E, 0x000C90],
+    [0x000C92, 0x000CA8],
+    [0x000CAA, 0x000CB3],
+    [0x000CB5, 0x000CB9],
+    [0x000CBD, 0x000CC4],
+    [0x000CC6, 0x000CC8],
+    [0x000CCA, 0x000CCC],
+    [0x000CD5, 0x000CD6],
+    [0x000CE0, 0x000CE3],
+    [0x000CF1, 0x000CF2],
+    [0x000D01, 0x000D03],
+    [0x000D05, 0x000D0C],
+    [0x000D0E, 0x000D10],
+    [0x000D12, 0x000D3A],
+    [0x000D3D, 0x000D44],
+    [0x000D46, 0x000D48],
+    [0x000D4A, 0x000D4C],
+    [0x000D54, 0x000D57],
+    [0x000D5F, 0x000D63],
+    [0x000D7A, 0x000D7F],
+    [0x000D82, 0x000D83],
+    [0x000D85, 0x000D96],
+    [0x000D9A, 0x000DB1],
+    [0x000DB3, 0x000DBB],
+    [0x000DC0, 0x000DC6],
+    [0x000DCF, 0x000DD4],
+    [0x000DD8, 0x000DDF],
+    [0x000DF2, 0x000DF3],
+    [0x000E01, 0x000E3A],
+    [0x000E40, 0x000E46],
+    [0x000E81, 0x000E82],
+    [0x000E87, 0x000E88],
+    [0x000E94, 0x000E97],
+    [0x000E99, 0x000E9F],
+    [0x000EA1, 0x000EA3],
+    [0x000EAA, 0x000EAB],
+    [0x000EAD, 0x000EB9],
+    [0x000EBB, 0x000EBD],
+    [0x000EC0, 0x000EC4],
+    [0x000EDC, 0x000EDF],
+    [0x000F40, 0x000F47],
+    [0x000F49, 0x000F6C],
+    [0x000F71, 0x000F81],
+    [0x000F88, 0x000F97],
+    [0x000F99, 0x000FBC],
+    [0x001000, 0x001036],
+    [0x00103B, 0x00103F],
+    [0x001050, 0x001062],
+    [0x001065, 0x001068],
+    [0x00106E, 0x001086],
+    [0x00109C, 0x00109D],
+    [0x0010A0, 0x0010C5],
+    [0x0010D0, 0x0010FA],
+    [0x0010FC, 0x001248],
+    [0x00124A, 0x00124D],
+    [0x001250, 0x001256],
+    [0x00125A, 0x00125D],
+    [0x001260, 0x001288],
+    [0x00128A, 0x00128D],
+    [0x001290, 0x0012B0],
+    [0x0012B2, 0x0012B5],
+    [0x0012B8, 0x0012BE],
+    [0x0012C2, 0x0012C5],
+    [0x0012C8, 0x0012D6],
+    [0x0012D8, 0x001310],
+    [0x001312, 0x001315],
+    [0x001318, 0x00135A],
+    [0x001380, 0x00138F],
+    [0x0013A0, 0x0013F5],
+    [0x0013F8, 0x0013FD],
+    [0x001401, 0x00166C],
+    [0x00166F, 0x00167F],
+    [0x001681, 0x00169A],
+    [0x0016A0, 0x0016EA],
+    [0x0016EE, 0x0016F8],
+    [0x001700, 0x00170C],
+    [0x00170E, 0x001713],
+    [0x001720, 0x001733],
+    [0x001740, 0x001753],
+    [0x001760, 0x00176C],
+    [0x00176E, 0x001770],
+    [0x001772, 0x001773],
+    [0x001780, 0x0017B3],
+    [0x0017B6, 0x0017C8],
+    [0x001820, 0x001877],
+    [0x001880, 0x0018AA],
+    [0x0018B0, 0x0018F5],
+    [0x001900, 0x00191E],
+    [0x001920, 0x00192B],
+    [0x001930, 0x001938],
+    [0x001950, 0x00196D],
+    [0x001970, 0x001974],
+    [0x001980, 0x0019AB],
+    [0x0019B0, 0x0019C9],
+    [0x001A00, 0x001A1B],
+    [0x001A20, 0x001A5E],
+    [0x001A61, 0x001A74],
+    [0x001B00, 0x001B33],
+    [0x001B35, 0x001B43],
+    [0x001B45, 0x001B4B],
+    [0x001B80, 0x001BA9],
+    [0x001BAC, 0x001BAF],
+    [0x001BBA, 0x001BE5],
+    [0x001BE7, 0x001BF1],
+    [0x001C00, 0x001C35],
+    [0x001C4D, 0x001C4F],
+    [0x001C5A, 0x001C7D],
+    [0x001C80, 0x001C88],
+    [0x001CE9, 0x001CEC],
+    [0x001CEE, 0x001CF3],
+    [0x001CF5, 0x001CF6],
+    [0x001D00, 0x001DBF],
+    [0x001DE7, 0x001DF4],
+    [0x001E00, 0x001F15],
+    [0x001F18, 0x001F1D],
+    [0x001F20, 0x001F45],
+    [0x001F48, 0x001F4D],
+    [0x001F50, 0x001F57],
+    [0x001F5F, 0x001F7D],
+    [0x001F80, 0x001FB4],
+    [0x001FB6, 0x001FBC],
+    [0x001FC2, 0x001FC4],
+    [0x001FC6, 0x001FCC],
+    [0x001FD0, 0x001FD3],
+    [0x001FD6, 0x001FDB],
+    [0x001FE0, 0x001FEC],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FFC],
+    [0x002090, 0x00209C],
+    [0x00210A, 0x002113],
+    [0x002119, 0x00211D],
+    [0x00212A, 0x00212D],
+    [0x00212F, 0x002139],
+    [0x00213C, 0x00213F],
+    [0x002145, 0x002149],
+    [0x002160, 0x002188],
+    [0x0024B6, 0x0024E9],
+    [0x002C00, 0x002C2E],
+    [0x002C30, 0x002C5E],
+    [0x002C60, 0x002CE4],
+    [0x002CEB, 0x002CEE],
+    [0x002CF2, 0x002CF3],
+    [0x002D00, 0x002D25],
+    [0x002D30, 0x002D67],
+    [0x002D80, 0x002D96],
+    [0x002DA0, 0x002DA6],
+    [0x002DA8, 0x002DAE],
+    [0x002DB0, 0x002DB6],
+    [0x002DB8, 0x002DBE],
+    [0x002DC0, 0x002DC6],
+    [0x002DC8, 0x002DCE],
+    [0x002DD0, 0x002DD6],
+    [0x002DD8, 0x002DDE],
+    [0x002DE0, 0x002DFF],
+    [0x003005, 0x003007],
+    [0x003021, 0x003029],
+    [0x003031, 0x003035],
+    [0x003038, 0x00303C],
+    [0x003041, 0x003096],
+    [0x00309D, 0x00309F],
+    [0x0030A1, 0x0030FA],
+    [0x0030FC, 0x0030FF],
+    [0x003105, 0x00312D],
+    [0x003131, 0x00318E],
+    [0x0031A0, 0x0031BA],
+    [0x0031F0, 0x0031FF],
+    [0x003400, 0x004DB5],
+    [0x004E00, 0x009FD5],
+    [0x00A000, 0x00A48C],
+    [0x00A4D0, 0x00A4FD],
+    [0x00A500, 0x00A60C],
+    [0x00A610, 0x00A61F],
+    [0x00A62A, 0x00A62B],
+    [0x00A640, 0x00A66E],
+    [0x00A674, 0x00A67B],
+    [0x00A67F, 0x00A6EF],
+    [0x00A717, 0x00A71F],
+    [0x00A722, 0x00A788],
+    [0x00A78B, 0x00A7AE],
+    [0x00A7B0, 0x00A7B7],
+    [0x00A7F7, 0x00A801],
+    [0x00A803, 0x00A805],
+    [0x00A807, 0x00A80A],
+    [0x00A80C, 0x00A827],
+    [0x00A840, 0x00A873],
+    [0x00A880, 0x00A8C3],
+    [0x00A8F2, 0x00A8F7],
+    [0x00A90A, 0x00A92A],
+    [0x00A930, 0x00A952],
+    [0x00A960, 0x00A97C],
+    [0x00A980, 0x00A9B2],
+    [0x00A9B4, 0x00A9BF],
+    [0x00A9E0, 0x00A9E4],
+    [0x00A9E6, 0x00A9EF],
+    [0x00A9FA, 0x00A9FE],
+    [0x00AA00, 0x00AA36],
+    [0x00AA40, 0x00AA4D],
+    [0x00AA60, 0x00AA76],
+    [0x00AA7E, 0x00AABE],
+    [0x00AADB, 0x00AADD],
+    [0x00AAE0, 0x00AAEF],
+    [0x00AAF2, 0x00AAF5],
+    [0x00AB01, 0x00AB06],
+    [0x00AB09, 0x00AB0E],
+    [0x00AB11, 0x00AB16],
+    [0x00AB20, 0x00AB26],
+    [0x00AB28, 0x00AB2E],
+    [0x00AB30, 0x00AB5A],
+    [0x00AB5C, 0x00AB65],
+    [0x00AB70, 0x00ABEA],
+    [0x00AC00, 0x00D7A3],
+    [0x00D7B0, 0x00D7C6],
+    [0x00D7CB, 0x00D7FB],
+    [0x00F900, 0x00FA6D],
+    [0x00FA70, 0x00FAD9],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FB1D, 0x00FB28],
+    [0x00FB2A, 0x00FB36],
+    [0x00FB38, 0x00FB3C],
+    [0x00FB40, 0x00FB41],
+    [0x00FB43, 0x00FB44],
+    [0x00FB46, 0x00FBB1],
+    [0x00FBD3, 0x00FD3D],
+    [0x00FD50, 0x00FD8F],
+    [0x00FD92, 0x00FDC7],
+    [0x00FDF0, 0x00FDFB],
+    [0x00FE70, 0x00FE74],
+    [0x00FE76, 0x00FEFC],
+    [0x00FF21, 0x00FF3A],
+    [0x00FF41, 0x00FF5A],
+    [0x00FF66, 0x00FFBE],
+    [0x00FFC2, 0x00FFC7],
+    [0x00FFCA, 0x00FFCF],
+    [0x00FFD2, 0x00FFD7],
+    [0x00FFDA, 0x00FFDC],
+    [0x010000, 0x01000B],
+    [0x01000D, 0x010026],
+    [0x010028, 0x01003A],
+    [0x01003C, 0x01003D],
+    [0x01003F, 0x01004D],
+    [0x010050, 0x01005D],
+    [0x010080, 0x0100FA],
+    [0x010140, 0x010174],
+    [0x010280, 0x01029C],
+    [0x0102A0, 0x0102D0],
+    [0x010300, 0x01031F],
+    [0x010330, 0x01034A],
+    [0x010350, 0x01037A],
+    [0x010380, 0x01039D],
+    [0x0103A0, 0x0103C3],
+    [0x0103C8, 0x0103CF],
+    [0x0103D1, 0x0103D5],
+    [0x010400, 0x01049D],
+    [0x0104B0, 0x0104D3],
+    [0x0104D8, 0x0104FB],
+    [0x010500, 0x010527],
+    [0x010530, 0x010563],
+    [0x010600, 0x010736],
+    [0x010740, 0x010755],
+    [0x010760, 0x010767],
+    [0x010800, 0x010805],
+    [0x01080A, 0x010835],
+    [0x010837, 0x010838],
+    [0x01083F, 0x010855],
+    [0x010860, 0x010876],
+    [0x010880, 0x01089E],
+    [0x0108E0, 0x0108F2],
+    [0x0108F4, 0x0108F5],
+    [0x010900, 0x010915],
+    [0x010920, 0x010939],
+    [0x010980, 0x0109B7],
+    [0x0109BE, 0x0109BF],
+    [0x010A00, 0x010A03],
+    [0x010A05, 0x010A06],
+    [0x010A0C, 0x010A13],
+    [0x010A15, 0x010A17],
+    [0x010A19, 0x010A33],
+    [0x010A60, 0x010A7C],
+    [0x010A80, 0x010A9C],
+    [0x010AC0, 0x010AC7],
+    [0x010AC9, 0x010AE4],
+    [0x010B00, 0x010B35],
+    [0x010B40, 0x010B55],
+    [0x010B60, 0x010B72],
+    [0x010B80, 0x010B91],
+    [0x010C00, 0x010C48],
+    [0x010C80, 0x010CB2],
+    [0x010CC0, 0x010CF2],
+    [0x011000, 0x011045],
+    [0x011082, 0x0110B8],
+    [0x0110D0, 0x0110E8],
+    [0x011100, 0x011132],
+    [0x011150, 0x011172],
+    [0x011180, 0x0111BF],
+    [0x0111C1, 0x0111C4],
+    [0x011200, 0x011211],
+    [0x011213, 0x011234],
+    [0x011280, 0x011286],
+    [0x01128A, 0x01128D],
+    [0x01128F, 0x01129D],
+    [0x01129F, 0x0112A8],
+    [0x0112B0, 0x0112E8],
+    [0x011300, 0x011303],
+    [0x011305, 0x01130C],
+    [0x01130F, 0x011310],
+    [0x011313, 0x011328],
+    [0x01132A, 0x011330],
+    [0x011332, 0x011333],
+    [0x011335, 0x011339],
+    [0x01133D, 0x011344],
+    [0x011347, 0x011348],
+    [0x01134B, 0x01134C],
+    [0x01135D, 0x011363],
+    [0x011400, 0x011441],
+    [0x011443, 0x011445],
+    [0x011447, 0x01144A],
+    [0x011480, 0x0114C1],
+    [0x0114C4, 0x0114C5],
+    [0x011580, 0x0115B5],
+    [0x0115B8, 0x0115BE],
+    [0x0115D8, 0x0115DD],
+    [0x011600, 0x01163E],
+    [0x011680, 0x0116B5],
+    [0x011700, 0x011719],
+    [0x01171D, 0x01172A],
+    [0x0118A0, 0x0118DF],
+    [0x011AC0, 0x011AF8],
+    [0x011C00, 0x011C08],
+    [0x011C0A, 0x011C36],
+    [0x011C38, 0x011C3E],
+    [0x011C72, 0x011C8F],
+    [0x011C92, 0x011CA7],
+    [0x011CA9, 0x011CB6],
+    [0x012000, 0x012399],
+    [0x012400, 0x01246E],
+    [0x012480, 0x012543],
+    [0x013000, 0x01342E],
+    [0x014400, 0x014646],
+    [0x016800, 0x016A38],
+    [0x016A40, 0x016A5E],
+    [0x016AD0, 0x016AED],
+    [0x016B00, 0x016B36],
+    [0x016B40, 0x016B43],
+    [0x016B63, 0x016B77],
+    [0x016B7D, 0x016B8F],
+    [0x016F00, 0x016F44],
+    [0x016F50, 0x016F7E],
+    [0x016F93, 0x016F9F],
+    [0x017000, 0x0187EC],
+    [0x018800, 0x018AF2],
+    [0x01B000, 0x01B001],
+    [0x01BC00, 0x01BC6A],
+    [0x01BC70, 0x01BC7C],
+    [0x01BC80, 0x01BC88],
+    [0x01BC90, 0x01BC99],
+    [0x01D400, 0x01D454],
+    [0x01D456, 0x01D49C],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D51E, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D552, 0x01D6A5],
+    [0x01D6A8, 0x01D6C0],
+    [0x01D6C2, 0x01D6DA],
+    [0x01D6DC, 0x01D6FA],
+    [0x01D6FC, 0x01D714],
+    [0x01D716, 0x01D734],
+    [0x01D736, 0x01D74E],
+    [0x01D750, 0x01D76E],
+    [0x01D770, 0x01D788],
+    [0x01D78A, 0x01D7A8],
+    [0x01D7AA, 0x01D7C2],
+    [0x01D7C4, 0x01D7CB],
+    [0x01E000, 0x01E006],
+    [0x01E008, 0x01E018],
+    [0x01E01B, 0x01E021],
+    [0x01E023, 0x01E024],
+    [0x01E026, 0x01E02A],
+    [0x01E800, 0x01E8C4],
+    [0x01E900, 0x01E943],
+    [0x01EE00, 0x01EE03],
+    [0x01EE05, 0x01EE1F],
+    [0x01EE21, 0x01EE22],
+    [0x01EE29, 0x01EE32],
+    [0x01EE34, 0x01EE37],
+    [0x01EE4D, 0x01EE4F],
+    [0x01EE51, 0x01EE52],
+    [0x01EE61, 0x01EE62],
+    [0x01EE67, 0x01EE6A],
+    [0x01EE6C, 0x01EE72],
+    [0x01EE74, 0x01EE77],
+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x01F130, 0x01F149],
+    [0x01F150, 0x01F169],
+    [0x01F170, 0x01F189],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1],
+    [0x02F800, 0x02FA1D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Alphabetic}+$/u,
+  matchSymbols,
+  "\\p{Alphabetic}"
+);
+testPropertyEscapes(
+  /^\p{Alpha}+$/u,
+  matchSymbols,
+  "\\p{Alpha}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x0000F7,
+    0x0002ED,
+    0x000375,
+    0x00037E,
+    0x000387,
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x0003F6,
+    0x000530,
+    0x0005BE,
+    0x0005C0,
+    0x0005C3,
+    0x0005C6,
+    0x000658,
+    0x0006D4,
+    0x0008B5,
+    0x00093C,
+    0x00094D,
+    0x000984,
+    0x0009A9,
+    0x0009B1,
+    0x0009CD,
+    0x0009DE,
+    0x000A04,
+    0x000A29,
+    0x000A31,
+    0x000A34,
+    0x000A37,
+    0x000A5D,
+    0x000A84,
+    0x000A8E,
+    0x000A92,
+    0x000AA9,
+    0x000AB1,
+    0x000AB4,
+    0x000AC6,
+    0x000ACA,
+    0x000B04,
+    0x000B29,
+    0x000B31,
+    0x000B34,
+    0x000B5E,
+    0x000B84,
+    0x000B91,
+    0x000B9B,
+    0x000B9D,
+    0x000BC9,
+    0x000C04,
+    0x000C0D,
+    0x000C11,
+    0x000C29,
+    0x000C45,
+    0x000C49,
+    0x000C57,
+    0x000C84,
+    0x000C8D,
+    0x000C91,
+    0x000CA9,
+    0x000CB4,
+    0x000CC5,
+    0x000CC9,
+    0x000CDF,
+    0x000D04,
+    0x000D0D,
+    0x000D11,
+    0x000D45,
+    0x000D49,
+    0x000D4D,
+    0x000D84,
+    0x000DB2,
+    0x000DBC,
+    0x000DD5,
+    0x000DD7,
+    0x000E83,
+    0x000E89,
+    0x000E98,
+    0x000EA0,
+    0x000EA4,
+    0x000EA6,
+    0x000EAC,
+    0x000EBA,
+    0x000EC5,
+    0x000F48,
+    0x000F98,
+    0x001037,
+    0x0010C6,
+    0x0010FB,
+    0x001249,
+    0x001257,
+    0x001259,
+    0x001289,
+    0x0012B1,
+    0x0012BF,
+    0x0012C1,
+    0x0012D7,
+    0x001311,
+    0x001680,
+    0x00170D,
+    0x00176D,
+    0x001771,
+    0x00191F,
+    0x001B34,
+    0x001B44,
+    0x001BE6,
+    0x001CED,
+    0x001CF4,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FBD,
+    0x001FC5,
+    0x001FF5,
+    0x002114,
+    0x002125,
+    0x002127,
+    0x002129,
+    0x00212E,
+    0x002C2F,
+    0x002C5F,
+    0x002D26,
+    0x002DA7,
+    0x002DAF,
+    0x002DB7,
+    0x002DBF,
+    0x002DC7,
+    0x002DCF,
+    0x002DD7,
+    0x002DDF,
+    0x0030A0,
+    0x0030FB,
+    0x00A7AF,
+    0x00A802,
+    0x00A806,
+    0x00A80B,
+    0x00A8C4,
+    0x00A8FC,
+    0x00A9B3,
+    0x00A9E5,
+    0x00A9FF,
+    0x00AABF,
+    0x00AAC1,
+    0x00AB27,
+    0x00AB2F,
+    0x00AB5B,
+    0x00FB29,
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45,
+    0x00FE75,
+    0x01000C,
+    0x010027,
+    0x01003B,
+    0x01003E,
+    0x0103D0,
+    0x010809,
+    0x010836,
+    0x0108F3,
+    0x010A04,
+    0x010A14,
+    0x010A18,
+    0x010AC8,
+    0x0111C0,
+    0x0111DB,
+    0x011212,
+    0x011287,
+    0x011289,
+    0x01128E,
+    0x01129E,
+    0x011304,
+    0x011329,
+    0x011331,
+    0x011334,
+    0x011442,
+    0x011446,
+    0x0114C6,
+    0x01163F,
+    0x011C09,
+    0x011C37,
+    0x011C3F,
+    0x011CA8,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01D6C1,
+    0x01D6DB,
+    0x01D6FB,
+    0x01D715,
+    0x01D735,
+    0x01D74F,
+    0x01D76F,
+    0x01D789,
+    0x01D7A9,
+    0x01D7C3,
+    0x01E007,
+    0x01E022,
+    0x01E025,
+    0x01EE04,
+    0x01EE20,
+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000040],
+    [0x00005B, 0x000060],
+    [0x00007B, 0x0000A9],
+    [0x0000AB, 0x0000B4],
+    [0x0000B6, 0x0000B9],
+    [0x0000BB, 0x0000BF],
+    [0x0002C2, 0x0002C5],
+    [0x0002D2, 0x0002DF],
+    [0x0002E5, 0x0002EB],
+    [0x0002EF, 0x000344],
+    [0x000346, 0x00036F],
+    [0x000378, 0x000379],
+    [0x000380, 0x000385],
+    [0x000482, 0x000489],
+    [0x000557, 0x000558],
+    [0x00055A, 0x000560],
+    [0x000588, 0x0005AF],
+    [0x0005C8, 0x0005CF],
+    [0x0005EB, 0x0005EF],
+    [0x0005F3, 0x00060F],
+    [0x00061B, 0x00061F],
+    [0x000660, 0x00066D],
+    [0x0006DD, 0x0006E0],
+    [0x0006E9, 0x0006EC],
+    [0x0006F0, 0x0006F9],
+    [0x0006FD, 0x0006FE],
+    [0x000700, 0x00070F],
+    [0x000740, 0x00074C],
+    [0x0007B2, 0x0007C9],
+    [0x0007EB, 0x0007F3],
+    [0x0007F6, 0x0007F9],
+    [0x0007FB, 0x0007FF],
+    [0x000818, 0x000819],
+    [0x00082D, 0x00083F],
+    [0x000859, 0x00089F],
+    [0x0008BE, 0x0008D3],
+    [0x0008E0, 0x0008E2],
+    [0x0008EA, 0x0008EF],
+    [0x000951, 0x000954],
+    [0x000964, 0x000970],
+    [0x00098D, 0x00098E],
+    [0x000991, 0x000992],
+    [0x0009B3, 0x0009B5],
+    [0x0009BA, 0x0009BC],
+    [0x0009C5, 0x0009C6],
+    [0x0009C9, 0x0009CA],
+    [0x0009CF, 0x0009D6],
+    [0x0009D8, 0x0009DB],
+    [0x0009E4, 0x0009EF],
+    [0x0009F2, 0x000A00],
+    [0x000A0B, 0x000A0E],
+    [0x000A11, 0x000A12],
+    [0x000A3A, 0x000A3D],
+    [0x000A43, 0x000A46],
+    [0x000A49, 0x000A4A],
+    [0x000A4D, 0x000A50],
+    [0x000A52, 0x000A58],
+    [0x000A5F, 0x000A6F],
+    [0x000A76, 0x000A80],
+    [0x000ABA, 0x000ABC],
+    [0x000ACD, 0x000ACF],
+    [0x000AD1, 0x000ADF],
+    [0x000AE4, 0x000AF8],
+    [0x000AFA, 0x000B00],
+    [0x000B0D, 0x000B0E],
+    [0x000B11, 0x000B12],
+    [0x000B3A, 0x000B3C],
+    [0x000B45, 0x000B46],
+    [0x000B49, 0x000B4A],
+    [0x000B4D, 0x000B55],
+    [0x000B58, 0x000B5B],
+    [0x000B64, 0x000B70],
+    [0x000B72, 0x000B81],
+    [0x000B8B, 0x000B8D],
+    [0x000B96, 0x000B98],
+    [0x000BA0, 0x000BA2],
+    [0x000BA5, 0x000BA7],
+    [0x000BAB, 0x000BAD],
+    [0x000BBA, 0x000BBD],
+    [0x000BC3, 0x000BC5],
+    [0x000BCD, 0x000BCF],
+    [0x000BD1, 0x000BD6],
+    [0x000BD8, 0x000BFF],
+    [0x000C3A, 0x000C3C],
+    [0x000C4D, 0x000C54],
+    [0x000C5B, 0x000C5F],
+    [0x000C64, 0x000C7F],
+    [0x000CBA, 0x000CBC],
+    [0x000CCD, 0x000CD4],
+    [0x000CD7, 0x000CDD],
+    [0x000CE4, 0x000CF0],
+    [0x000CF3, 0x000D00],
+    [0x000D3B, 0x000D3C],
+    [0x000D4F, 0x000D53],
+    [0x000D58, 0x000D5E],
+    [0x000D64, 0x000D79],
+    [0x000D80, 0x000D81],
+    [0x000D97, 0x000D99],
+    [0x000DBE, 0x000DBF],
+    [0x000DC7, 0x000DCE],
+    [0x000DE0, 0x000DF1],
+    [0x000DF4, 0x000E00],
+    [0x000E3B, 0x000E3F],
+    [0x000E47, 0x000E4C],
+    [0x000E4E, 0x000E80],
+    [0x000E85, 0x000E86],
+    [0x000E8B, 0x000E8C],
+    [0x000E8E, 0x000E93],
+    [0x000EA8, 0x000EA9],
+    [0x000EBE, 0x000EBF],
+    [0x000EC7, 0x000ECC],
+    [0x000ECE, 0x000EDB],
+    [0x000EE0, 0x000EFF],
+    [0x000F01, 0x000F3F],
+    [0x000F6D, 0x000F70],
+    [0x000F82, 0x000F87],
+    [0x000FBD, 0x000FFF],
+    [0x001039, 0x00103A],
+    [0x001040, 0x00104F],
+    [0x001063, 0x001064],
+    [0x001069, 0x00106D],
+    [0x001087, 0x00108D],
+    [0x00108F, 0x00109B],
+    [0x00109E, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x0010CF],
+    [0x00124E, 0x00124F],
+    [0x00125E, 0x00125F],
+    [0x00128E, 0x00128F],
+    [0x0012B6, 0x0012B7],
+    [0x0012C6, 0x0012C7],
+    [0x001316, 0x001317],
+    [0x00135B, 0x00135E],
+    [0x001360, 0x00137F],
+    [0x001390, 0x00139F],
+    [0x0013F6, 0x0013F7],
+    [0x0013FE, 0x001400],
+    [0x00166D, 0x00166E],
+    [0x00169B, 0x00169F],
+    [0x0016EB, 0x0016ED],
+    [0x0016F9, 0x0016FF],
+    [0x001714, 0x00171F],
+    [0x001734, 0x00173F],
+    [0x001754, 0x00175F],
+    [0x001774, 0x00177F],
+    [0x0017B4, 0x0017B5],
+    [0x0017C9, 0x0017D6],
+    [0x0017D8, 0x0017DB],
+    [0x0017DD, 0x00181F],
+    [0x001878, 0x00187F],
+    [0x0018AB, 0x0018AF],
+    [0x0018F6, 0x0018FF],
+    [0x00192C, 0x00192F],
+    [0x001939, 0x00194F],
+    [0x00196E, 0x00196F],
+    [0x001975, 0x00197F],
+    [0x0019AC, 0x0019AF],
+    [0x0019CA, 0x0019FF],
+    [0x001A1C, 0x001A1F],
+    [0x001A5F, 0x001A60],
+    [0x001A75, 0x001AA6],
+    [0x001AA8, 0x001AFF],
+    [0x001B4C, 0x001B7F],
+    [0x001BAA, 0x001BAB],
+    [0x001BB0, 0x001BB9],
+    [0x001BF2, 0x001BFF],
+    [0x001C36, 0x001C4C],
+    [0x001C50, 0x001C59],
+    [0x001C7E, 0x001C7F],
+    [0x001C89, 0x001CE8],
+    [0x001CF7, 0x001CFF],
+    [0x001DC0, 0x001DE6],
+    [0x001DF5, 0x001DFF],
+    [0x001F16, 0x001F17],
+    [0x001F1E, 0x001F1F],
+    [0x001F46, 0x001F47],
+    [0x001F4E, 0x001F4F],
+    [0x001F7E, 0x001F7F],
+    [0x001FBF, 0x001FC1],
+    [0x001FCD, 0x001FCF],
+    [0x001FD4, 0x001FD5],
+    [0x001FDC, 0x001FDF],
+    [0x001FED, 0x001FF1],
+    [0x001FFD, 0x002070],
+    [0x002072, 0x00207E],
+    [0x002080, 0x00208F],
+    [0x00209D, 0x002101],
+    [0x002103, 0x002106],
+    [0x002108, 0x002109],
+    [0x002116, 0x002118],
+    [0x00211E, 0x002123],
+    [0x00213A, 0x00213B],
+    [0x002140, 0x002144],
+    [0x00214A, 0x00214D],
+    [0x00214F, 0x00215F],
+    [0x002189, 0x0024B5],
+    [0x0024EA, 0x002BFF],
+    [0x002CE5, 0x002CEA],
+    [0x002CEF, 0x002CF1],
+    [0x002CF4, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x002D2F],
+    [0x002D68, 0x002D6E],
+    [0x002D70, 0x002D7F],
+    [0x002D97, 0x002D9F],
+    [0x002E00, 0x002E2E],
+    [0x002E30, 0x003004],
+    [0x003008, 0x003020],
+    [0x00302A, 0x003030],
+    [0x003036, 0x003037],
+    [0x00303D, 0x003040],
+    [0x003097, 0x00309C],
+    [0x003100, 0x003104],
+    [0x00312E, 0x003130],
+    [0x00318F, 0x00319F],
+    [0x0031BB, 0x0031EF],
+    [0x003200, 0x0033FF],
+    [0x004DB6, 0x004DFF],
+    [0x009FD6, 0x009FFF],
+    [0x00A48D, 0x00A4CF],
+    [0x00A4FE, 0x00A4FF],
+    [0x00A60D, 0x00A60F],
+    [0x00A620, 0x00A629],
+    [0x00A62C, 0x00A63F],
+    [0x00A66F, 0x00A673],
+    [0x00A67C, 0x00A67E],
+    [0x00A6F0, 0x00A716],
+    [0x00A720, 0x00A721],
+    [0x00A789, 0x00A78A],
+    [0x00A7B8, 0x00A7F6],
+    [0x00A828, 0x00A83F],
+    [0x00A874, 0x00A87F],
+    [0x00A8C6, 0x00A8F1],
+    [0x00A8F8, 0x00A8FA],
+    [0x00A8FE, 0x00A909],
+    [0x00A92B, 0x00A92F],
+    [0x00A953, 0x00A95F],
+    [0x00A97D, 0x00A97F],
+    [0x00A9C0, 0x00A9CE],
+    [0x00A9D0, 0x00A9DF],
+    [0x00A9F0, 0x00A9F9],
+    [0x00AA37, 0x00AA3F],
+    [0x00AA4E, 0x00AA5F],
+    [0x00AA77, 0x00AA79],
+    [0x00AA7B, 0x00AA7D],
+    [0x00AAC3, 0x00AADA],
+    [0x00AADE, 0x00AADF],
+    [0x00AAF0, 0x00AAF1],
+    [0x00AAF6, 0x00AB00],
+    [0x00AB07, 0x00AB08],
+    [0x00AB0F, 0x00AB10],
+    [0x00AB17, 0x00AB1F],
+    [0x00AB66, 0x00AB6F],
+    [0x00ABEB, 0x00ABFF],
+    [0x00D7A4, 0x00D7AF],
+    [0x00D7C7, 0x00D7CA],
+    [0x00D7FC, 0x00DBFF],
+    [0x00E000, 0x00F8FF],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FB1C],
+    [0x00FBB2, 0x00FBD2],
+    [0x00FD3E, 0x00FD4F],
+    [0x00FD90, 0x00FD91],
+    [0x00FDC8, 0x00FDEF],
+    [0x00FDFC, 0x00FE6F],
+    [0x00FEFD, 0x00FF20],
+    [0x00FF3B, 0x00FF40],
+    [0x00FF5B, 0x00FF65],
+    [0x00FFBF, 0x00FFC1],
+    [0x00FFC8, 0x00FFC9],
+    [0x00FFD0, 0x00FFD1],
+    [0x00FFD8, 0x00FFD9],
+    [0x00FFDD, 0x00FFFF],
+    [0x01004E, 0x01004F],
+    [0x01005E, 0x01007F],
+    [0x0100FB, 0x01013F],
+    [0x010175, 0x01027F],
+    [0x01029D, 0x01029F],
+    [0x0102D1, 0x0102FF],
+    [0x010320, 0x01032F],
+    [0x01034B, 0x01034F],
+    [0x01037B, 0x01037F],
+    [0x01039E, 0x01039F],
+    [0x0103C4, 0x0103C7],
+    [0x0103D6, 0x0103FF],
+    [0x01049E, 0x0104AF],
+    [0x0104D4, 0x0104D7],
+    [0x0104FC, 0x0104FF],
+    [0x010528, 0x01052F],
+    [0x010564, 0x0105FF],
+    [0x010737, 0x01073F],
+    [0x010756, 0x01075F],
+    [0x010768, 0x0107FF],
+    [0x010806, 0x010807],
+    [0x010839, 0x01083B],
+    [0x01083D, 0x01083E],
+    [0x010856, 0x01085F],
+    [0x010877, 0x01087F],
+    [0x01089F, 0x0108DF],
+    [0x0108F6, 0x0108FF],
+    [0x010916, 0x01091F],
+    [0x01093A, 0x01097F],
+    [0x0109B8, 0x0109BD],
+    [0x0109C0, 0x0109FF],
+    [0x010A07, 0x010A0B],
+    [0x010A34, 0x010A5F],
+    [0x010A7D, 0x010A7F],
+    [0x010A9D, 0x010ABF],
+    [0x010AE5, 0x010AFF],
+    [0x010B36, 0x010B3F],
+    [0x010B56, 0x010B5F],
+    [0x010B73, 0x010B7F],
+    [0x010B92, 0x010BFF],
+    [0x010C49, 0x010C7F],
+    [0x010CB3, 0x010CBF],
+    [0x010CF3, 0x010FFF],
+    [0x011046, 0x011081],
+    [0x0110B9, 0x0110CF],
+    [0x0110E9, 0x0110FF],
+    [0x011133, 0x01114F],
+    [0x011173, 0x011175],
+    [0x011177, 0x01117F],
+    [0x0111C5, 0x0111D9],
+    [0x0111DD, 0x0111FF],
+    [0x011235, 0x011236],
+    [0x011238, 0x01123D],
+    [0x01123F, 0x01127F],
+    [0x0112A9, 0x0112AF],
+    [0x0112E9, 0x0112FF],
+    [0x01130D, 0x01130E],
+    [0x011311, 0x011312],
+    [0x01133A, 0x01133C],
+    [0x011345, 0x011346],
+    [0x011349, 0x01134A],
+    [0x01134D, 0x01134F],
+    [0x011351, 0x011356],
+    [0x011358, 0x01135C],
+    [0x011364, 0x0113FF],
+    [0x01144B, 0x01147F],
+    [0x0114C2, 0x0114C3],
+    [0x0114C8, 0x01157F],
+    [0x0115B6, 0x0115B7],
+    [0x0115BF, 0x0115D7],
+    [0x0115DE, 0x0115FF],
+    [0x011641, 0x011643],
+    [0x011645, 0x01167F],
+    [0x0116B6, 0x0116FF],
+    [0x01171A, 0x01171C],
+    [0x01172B, 0x01189F],
+    [0x0118E0, 0x0118FE],
+    [0x011900, 0x011ABF],
+    [0x011AF9, 0x011BFF],
+    [0x011C41, 0x011C71],
+    [0x011C90, 0x011C91],
+    [0x011CB7, 0x011FFF],
+    [0x01239A, 0x0123FF],
+    [0x01246F, 0x01247F],
+    [0x012544, 0x012FFF],
+    [0x01342F, 0x0143FF],
+    [0x014647, 0x0167FF],
+    [0x016A39, 0x016A3F],
+    [0x016A5F, 0x016ACF],
+    [0x016AEE, 0x016AFF],
+    [0x016B37, 0x016B3F],
+    [0x016B44, 0x016B62],
+    [0x016B78, 0x016B7C],
+    [0x016B90, 0x016EFF],
+    [0x016F45, 0x016F4F],
+    [0x016F7F, 0x016F92],
+    [0x016FA0, 0x016FDF],
+    [0x016FE1, 0x016FFF],
+    [0x0187ED, 0x0187FF],
+    [0x018AF3, 0x01AFFF],
+    [0x01B002, 0x01BBFF],
+    [0x01BC6B, 0x01BC6F],
+    [0x01BC7D, 0x01BC7F],
+    [0x01BC89, 0x01BC8F],
+    [0x01BC9A, 0x01BC9D],
+    [0x01BC9F, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01DFFF],
+    [0x01E019, 0x01E01A],
+    [0x01E02B, 0x01E7FF],
+    [0x01E8C5, 0x01E8FF],
+    [0x01E944, 0x01E946],
+    [0x01E948, 0x01EDFF],
+    [0x01EE25, 0x01EE26],
+    [0x01EE3C, 0x01EE41],
+    [0x01EE43, 0x01EE46],
+    [0x01EE55, 0x01EE56],
+    [0x01EE65, 0x01EE66],
+    [0x01EE9C, 0x01EEA0],
+    [0x01EEBC, 0x01F12F],
+    [0x01F14A, 0x01F14F],
+    [0x01F16A, 0x01F16F],
+    [0x01F18A, 0x01FFFF],
+    [0x02A6D7, 0x02A6FF],
+    [0x02B735, 0x02B73F],
+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x02F7FF],
+    [0x02FA1E, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Alphabetic}+$/u,
+  nonMatchSymbols,
+  "\\P{Alphabetic}"
+);
+testPropertyEscapes(
+  /^\P{Alpha}+$/u,
+  nonMatchSymbols,
+  "\\P{Alpha}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Any.js b/test/built-ins/RegExp/property-escapes/Any.js
new file mode 100644
index 0000000000000000000000000000000000000000..838b81e18a2db1ed8b52f29f1beb3ea4ba39d94e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Any.js
@@ -0,0 +1,33 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Any`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Any}+$/u,
+  matchSymbols,
+  "\\p{Any}"
+);
+
+assert(
+  !/\P{Any}/u.test(""),
+  "`\\P{Any}` should match nothing (not even the empty string)"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Assigned.js b/test/built-ins/RegExp/property-escapes/Assigned.js
new file mode 100644
index 0000000000000000000000000000000000000000..c068748773e65d5bd55b9ed8cfd60c5dc72ff101
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Assigned.js
@@ -0,0 +1,1317 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Assigned`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00038C,
+    0x00085E,
+    0x0009B2,
+    0x0009D7,
+    0x000A3C,
+    0x000A51,
+    0x000A5E,
+    0x000AD0,
+    0x000AF9,
+    0x000B9C,
+    0x000BD0,
+    0x000BD7,
+    0x000CDE,
+    0x000DBD,
+    0x000DCA,
+    0x000DD6,
+    0x000E84,
+    0x000E8A,
+    0x000E8D,
+    0x000EA5,
+    0x000EA7,
+    0x000EC6,
+    0x0010C7,
+    0x0010CD,
+    0x001258,
+    0x0012C0,
+    0x001940,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x002D27,
+    0x002D2D,
+    0x00FB3E,
+    0x00FEFF,
+    0x0101A0,
+    0x01056F,
+    0x010808,
+    0x01083C,
+    0x01093F,
+    0x011288,
+    0x011350,
+    0x011357,
+    0x01145B,
+    0x01145D,
+    0x0118FF,
+    0x016FE0,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546,
+    0x01EE24,
+    0x01EE27,
+    0x01EE39,
+    0x01EE3B,
+    0x01EE42,
+    0x01EE47,
+    0x01EE49,
+    0x01EE4B,
+    0x01EE54,
+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E,
+    0x01F930,
+    0x01F9C0,
+    0x0E0001
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000377],
+    [0x00037A, 0x00037F],
+    [0x000384, 0x00038A],
+    [0x00038E, 0x0003A1],
+    [0x0003A3, 0x00052F],
+    [0x000531, 0x000556],
+    [0x000559, 0x00055F],
+    [0x000561, 0x000587],
+    [0x000589, 0x00058A],
+    [0x00058D, 0x00058F],
+    [0x000591, 0x0005C7],
+    [0x0005D0, 0x0005EA],
+    [0x0005F0, 0x0005F4],
+    [0x000600, 0x00061C],
+    [0x00061E, 0x00070D],
+    [0x00070F, 0x00074A],
+    [0x00074D, 0x0007B1],
+    [0x0007C0, 0x0007FA],
+    [0x000800, 0x00082D],
+    [0x000830, 0x00083E],
+    [0x000840, 0x00085B],
+    [0x0008A0, 0x0008B4],
+    [0x0008B6, 0x0008BD],
+    [0x0008D4, 0x000983],
+    [0x000985, 0x00098C],
+    [0x00098F, 0x000990],
+    [0x000993, 0x0009A8],
+    [0x0009AA, 0x0009B0],
+    [0x0009B6, 0x0009B9],
+    [0x0009BC, 0x0009C4],
+    [0x0009C7, 0x0009C8],
+    [0x0009CB, 0x0009CE],
+    [0x0009DC, 0x0009DD],
+    [0x0009DF, 0x0009E3],
+    [0x0009E6, 0x0009FB],
+    [0x000A01, 0x000A03],
+    [0x000A05, 0x000A0A],
+    [0x000A0F, 0x000A10],
+    [0x000A13, 0x000A28],
+    [0x000A2A, 0x000A30],
+    [0x000A32, 0x000A33],
+    [0x000A35, 0x000A36],
+    [0x000A38, 0x000A39],
+    [0x000A3E, 0x000A42],
+    [0x000A47, 0x000A48],
+    [0x000A4B, 0x000A4D],
+    [0x000A59, 0x000A5C],
+    [0x000A66, 0x000A75],
+    [0x000A81, 0x000A83],
+    [0x000A85, 0x000A8D],
+    [0x000A8F, 0x000A91],
+    [0x000A93, 0x000AA8],
+    [0x000AAA, 0x000AB0],
+    [0x000AB2, 0x000AB3],
+    [0x000AB5, 0x000AB9],
+    [0x000ABC, 0x000AC5],
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+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x01EEF0, 0x01EEF1],
+    [0x01F000, 0x01F02B],
+    [0x01F030, 0x01F093],
+    [0x01F0A0, 0x01F0AE],
+    [0x01F0B1, 0x01F0BF],
+    [0x01F0C1, 0x01F0CF],
+    [0x01F0D1, 0x01F0F5],
+    [0x01F100, 0x01F10C],
+    [0x01F110, 0x01F12E],
+    [0x01F130, 0x01F16B],
+    [0x01F170, 0x01F1AC],
+    [0x01F1E6, 0x01F202],
+    [0x01F210, 0x01F23B],
+    [0x01F240, 0x01F248],
+    [0x01F250, 0x01F251],
+    [0x01F300, 0x01F6D2],
+    [0x01F6E0, 0x01F6EC],
+    [0x01F6F0, 0x01F6F6],
+    [0x01F700, 0x01F773],
+    [0x01F780, 0x01F7D4],
+    [0x01F800, 0x01F80B],
+    [0x01F810, 0x01F847],
+    [0x01F850, 0x01F859],
+    [0x01F860, 0x01F887],
+    [0x01F890, 0x01F8AD],
+    [0x01F910, 0x01F91E],
+    [0x01F920, 0x01F927],
+    [0x01F933, 0x01F93E],
+    [0x01F940, 0x01F94B],
+    [0x01F950, 0x01F95E],
+    [0x01F980, 0x01F991],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1],
+    [0x02F800, 0x02FA1D],
+    [0x0E0020, 0x0E007F],
+    [0x0E0100, 0x0E01EF],
+    [0x0F0000, 0x0FFFFD],
+    [0x100000, 0x10FFFD]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Assigned}+$/u,
+  matchSymbols,
+  "\\p{Assigned}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x000530,
+    0x000560,
+    0x000588,
+    0x000590,
+    0x00061D,
+    0x00070E,
+    0x00083F,
+    0x0008B5,
+    0x000984,
+    0x0009A9,
+    0x0009B1,
+    0x0009DE,
+    0x000A04,
+    0x000A29,
+    0x000A31,
+    0x000A34,
+    0x000A37,
+    0x000A3D,
+    0x000A5D,
+    0x000A84,
+    0x000A8E,
+    0x000A92,
+    0x000AA9,
+    0x000AB1,
+    0x000AB4,
+    0x000AC6,
+    0x000ACA,
+    0x000B04,
+    0x000B29,
+    0x000B31,
+    0x000B34,
+    0x000B5E,
+    0x000B84,
+    0x000B91,
+    0x000B9B,
+    0x000B9D,
+    0x000BC9,
+    0x000C04,
+    0x000C0D,
+    0x000C11,
+    0x000C29,
+    0x000C45,
+    0x000C49,
+    0x000C57,
+    0x000C84,
+    0x000C8D,
+    0x000C91,
+    0x000CA9,
+    0x000CB4,
+    0x000CC5,
+    0x000CC9,
+    0x000CDF,
+    0x000CF0,
+    0x000D04,
+    0x000D0D,
+    0x000D11,
+    0x000D45,
+    0x000D49,
+    0x000D84,
+    0x000DB2,
+    0x000DBC,
+    0x000DD5,
+    0x000DD7,
+    0x000E83,
+    0x000E89,
+    0x000E98,
+    0x000EA0,
+    0x000EA4,
+    0x000EA6,
+    0x000EAC,
+    0x000EBA,
+    0x000EC5,
+    0x000EC7,
+    0x000F48,
+    0x000F98,
+    0x000FBD,
+    0x000FCD,
+    0x0010C6,
+    0x001249,
+    0x001257,
+    0x001259,
+    0x001289,
+    0x0012B1,
+    0x0012BF,
+    0x0012C1,
+    0x0012D7,
+    0x001311,
+    0x00170D,
+    0x00176D,
+    0x001771,
+    0x00180F,
+    0x00191F,
+    0x001A5F,
+    0x001CF7,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FC5,
+    0x001FDC,
+    0x001FF5,
+    0x001FFF,
+    0x002065,
+    0x00208F,
+    0x0023FF,
+    0x002BC9,
+    0x002C2F,
+    0x002C5F,
+    0x002D26,
+    0x002DA7,
+    0x002DAF,
+    0x002DB7,
+    0x002DBF,
+    0x002DC7,
+    0x002DCF,
+    0x002DD7,
+    0x002DDF,
+    0x002E9A,
+    0x003040,
+    0x00318F,
+    0x00321F,
+    0x0032FF,
+    0x00A7AF,
+    0x00A9CE,
+    0x00A9FF,
+    0x00AB27,
+    0x00AB2F,
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45,
+    0x00FE53,
+    0x00FE67,
+    0x00FE75,
+    0x00FF00,
+    0x00FFE7,
+    0x01000C,
+    0x010027,
+    0x01003B,
+    0x01003E,
+    0x01018F,
+    0x01039E,
+    0x010809,
+    0x010836,
+    0x010856,
+    0x0108F3,
+    0x010A04,
+    0x010A14,
+    0x010A18,
+    0x011135,
+    0x0111E0,
+    0x011212,
+    0x011287,
+    0x011289,
+    0x01128E,
+    0x01129E,
+    0x011304,
+    0x011329,
+    0x011331,
+    0x011334,
+    0x01145A,
+    0x01145C,
+    0x011C09,
+    0x011C37,
+    0x011CA8,
+    0x01246F,
+    0x016A5F,
+    0x016B5A,
+    0x016B62,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01DAA0,
+    0x01E007,
+    0x01E022,
+    0x01E025,
+    0x01EE04,
+    0x01EE20,
+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA,
+    0x01F0C0,
+    0x01F0D0,
+    0x01F12F,
+    0x01F91F,
+    0x01F93F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000378, 0x000379],
+    [0x000380, 0x000383],
+    [0x000557, 0x000558],
+    [0x00058B, 0x00058C],
+    [0x0005C8, 0x0005CF],
+    [0x0005EB, 0x0005EF],
+    [0x0005F5, 0x0005FF],
+    [0x00074B, 0x00074C],
+    [0x0007B2, 0x0007BF],
+    [0x0007FB, 0x0007FF],
+    [0x00082E, 0x00082F],
+    [0x00085C, 0x00085D],
+    [0x00085F, 0x00089F],
+    [0x0008BE, 0x0008D3],
+    [0x00098D, 0x00098E],
+    [0x000991, 0x000992],
+    [0x0009B3, 0x0009B5],
+    [0x0009BA, 0x0009BB],
+    [0x0009C5, 0x0009C6],
+    [0x0009C9, 0x0009CA],
+    [0x0009CF, 0x0009D6],
+    [0x0009D8, 0x0009DB],
+    [0x0009E4, 0x0009E5],
+    [0x0009FC, 0x000A00],
+    [0x000A0B, 0x000A0E],
+    [0x000A11, 0x000A12],
+    [0x000A3A, 0x000A3B],
+    [0x000A43, 0x000A46],
+    [0x000A49, 0x000A4A],
+    [0x000A4E, 0x000A50],
+    [0x000A52, 0x000A58],
+    [0x000A5F, 0x000A65],
+    [0x000A76, 0x000A80],
+    [0x000ABA, 0x000ABB],
+    [0x000ACE, 0x000ACF],
+    [0x000AD1, 0x000ADF],
+    [0x000AE4, 0x000AE5],
+    [0x000AF2, 0x000AF8],
+    [0x000AFA, 0x000B00],
+    [0x000B0D, 0x000B0E],
+    [0x000B11, 0x000B12],
+    [0x000B3A, 0x000B3B],
+    [0x000B45, 0x000B46],
+    [0x000B49, 0x000B4A],
+    [0x000B4E, 0x000B55],
+    [0x000B58, 0x000B5B],
+    [0x000B64, 0x000B65],
+    [0x000B78, 0x000B81],
+    [0x000B8B, 0x000B8D],
+    [0x000B96, 0x000B98],
+    [0x000BA0, 0x000BA2],
+    [0x000BA5, 0x000BA7],
+    [0x000BAB, 0x000BAD],
+    [0x000BBA, 0x000BBD],
+    [0x000BC3, 0x000BC5],
+    [0x000BCE, 0x000BCF],
+    [0x000BD1, 0x000BD6],
+    [0x000BD8, 0x000BE5],
+    [0x000BFB, 0x000BFF],
+    [0x000C3A, 0x000C3C],
+    [0x000C4E, 0x000C54],
+    [0x000C5B, 0x000C5F],
+    [0x000C64, 0x000C65],
+    [0x000C70, 0x000C77],
+    [0x000CBA, 0x000CBB],
+    [0x000CCE, 0x000CD4],
+    [0x000CD7, 0x000CDD],
+    [0x000CE4, 0x000CE5],
+    [0x000CF3, 0x000D00],
+    [0x000D3B, 0x000D3C],
+    [0x000D50, 0x000D53],
+    [0x000D64, 0x000D65],
+    [0x000D80, 0x000D81],
+    [0x000D97, 0x000D99],
+    [0x000DBE, 0x000DBF],
+    [0x000DC7, 0x000DC9],
+    [0x000DCB, 0x000DCE],
+    [0x000DE0, 0x000DE5],
+    [0x000DF0, 0x000DF1],
+    [0x000DF5, 0x000E00],
+    [0x000E3B, 0x000E3E],
+    [0x000E5C, 0x000E80],
+    [0x000E85, 0x000E86],
+    [0x000E8B, 0x000E8C],
+    [0x000E8E, 0x000E93],
+    [0x000EA8, 0x000EA9],
+    [0x000EBE, 0x000EBF],
+    [0x000ECE, 0x000ECF],
+    [0x000EDA, 0x000EDB],
+    [0x000EE0, 0x000EFF],
+    [0x000F6D, 0x000F70],
+    [0x000FDB, 0x000FFF],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x0010CF],
+    [0x00124E, 0x00124F],
+    [0x00125E, 0x00125F],
+    [0x00128E, 0x00128F],
+    [0x0012B6, 0x0012B7],
+    [0x0012C6, 0x0012C7],
+    [0x001316, 0x001317],
+    [0x00135B, 0x00135C],
+    [0x00137D, 0x00137F],
+    [0x00139A, 0x00139F],
+    [0x0013F6, 0x0013F7],
+    [0x0013FE, 0x0013FF],
+    [0x00169D, 0x00169F],
+    [0x0016F9, 0x0016FF],
+    [0x001715, 0x00171F],
+    [0x001737, 0x00173F],
+    [0x001754, 0x00175F],
+    [0x001774, 0x00177F],
+    [0x0017DE, 0x0017DF],
+    [0x0017EA, 0x0017EF],
+    [0x0017FA, 0x0017FF],
+    [0x00181A, 0x00181F],
+    [0x001878, 0x00187F],
+    [0x0018AB, 0x0018AF],
+    [0x0018F6, 0x0018FF],
+    [0x00192C, 0x00192F],
+    [0x00193C, 0x00193F],
+    [0x001941, 0x001943],
+    [0x00196E, 0x00196F],
+    [0x001975, 0x00197F],
+    [0x0019AC, 0x0019AF],
+    [0x0019CA, 0x0019CF],
+    [0x0019DB, 0x0019DD],
+    [0x001A1C, 0x001A1D],
+    [0x001A7D, 0x001A7E],
+    [0x001A8A, 0x001A8F],
+    [0x001A9A, 0x001A9F],
+    [0x001AAE, 0x001AAF],
+    [0x001ABF, 0x001AFF],
+    [0x001B4C, 0x001B4F],
+    [0x001B7D, 0x001B7F],
+    [0x001BF4, 0x001BFB],
+    [0x001C38, 0x001C3A],
+    [0x001C4A, 0x001C4C],
+    [0x001C89, 0x001CBF],
+    [0x001CC8, 0x001CCF],
+    [0x001CFA, 0x001CFF],
+    [0x001DF6, 0x001DFA],
+    [0x001F16, 0x001F17],
+    [0x001F1E, 0x001F1F],
+    [0x001F46, 0x001F47],
+    [0x001F4E, 0x001F4F],
+    [0x001F7E, 0x001F7F],
+    [0x001FD4, 0x001FD5],
+    [0x001FF0, 0x001FF1],
+    [0x002072, 0x002073],
+    [0x00209D, 0x00209F],
+    [0x0020BF, 0x0020CF],
+    [0x0020F1, 0x0020FF],
+    [0x00218C, 0x00218F],
+    [0x002427, 0x00243F],
+    [0x00244B, 0x00245F],
+    [0x002B74, 0x002B75],
+    [0x002B96, 0x002B97],
+    [0x002BBA, 0x002BBC],
+    [0x002BD2, 0x002BEB],
+    [0x002BF0, 0x002BFF],
+    [0x002CF4, 0x002CF8],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x002D2F],
+    [0x002D68, 0x002D6E],
+    [0x002D71, 0x002D7E],
+    [0x002D97, 0x002D9F],
+    [0x002E45, 0x002E7F],
+    [0x002EF4, 0x002EFF],
+    [0x002FD6, 0x002FEF],
+    [0x002FFC, 0x002FFF],
+    [0x003097, 0x003098],
+    [0x003100, 0x003104],
+    [0x00312E, 0x003130],
+    [0x0031BB, 0x0031BF],
+    [0x0031E4, 0x0031EF],
+    [0x004DB6, 0x004DBF],
+    [0x009FD6, 0x009FFF],
+    [0x00A48D, 0x00A48F],
+    [0x00A4C7, 0x00A4CF],
+    [0x00A62C, 0x00A63F],
+    [0x00A6F8, 0x00A6FF],
+    [0x00A7B8, 0x00A7F6],
+    [0x00A82C, 0x00A82F],
+    [0x00A83A, 0x00A83F],
+    [0x00A878, 0x00A87F],
+    [0x00A8C6, 0x00A8CD],
+    [0x00A8DA, 0x00A8DF],
+    [0x00A8FE, 0x00A8FF],
+    [0x00A954, 0x00A95E],
+    [0x00A97D, 0x00A97F],
+    [0x00A9DA, 0x00A9DD],
+    [0x00AA37, 0x00AA3F],
+    [0x00AA4E, 0x00AA4F],
+    [0x00AA5A, 0x00AA5B],
+    [0x00AAC3, 0x00AADA],
+    [0x00AAF7, 0x00AB00],
+    [0x00AB07, 0x00AB08],
+    [0x00AB0F, 0x00AB10],
+    [0x00AB17, 0x00AB1F],
+    [0x00AB66, 0x00AB6F],
+    [0x00ABEE, 0x00ABEF],
+    [0x00ABFA, 0x00ABFF],
+    [0x00D7A4, 0x00D7AF],
+    [0x00D7C7, 0x00D7CA],
+    [0x00D7FC, 0x00D7FF],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FB1C],
+    [0x00FBC2, 0x00FBD2],
+    [0x00FD40, 0x00FD4F],
+    [0x00FD90, 0x00FD91],
+    [0x00FDC8, 0x00FDEF],
+    [0x00FDFE, 0x00FDFF],
+    [0x00FE1A, 0x00FE1F],
+    [0x00FE6C, 0x00FE6F],
+    [0x00FEFD, 0x00FEFE],
+    [0x00FFBF, 0x00FFC1],
+    [0x00FFC8, 0x00FFC9],
+    [0x00FFD0, 0x00FFD1],
+    [0x00FFD8, 0x00FFD9],
+    [0x00FFDD, 0x00FFDF],
+    [0x00FFEF, 0x00FFF8],
+    [0x00FFFE, 0x00FFFF],
+    [0x01004E, 0x01004F],
+    [0x01005E, 0x01007F],
+    [0x0100FB, 0x0100FF],
+    [0x010103, 0x010106],
+    [0x010134, 0x010136],
+    [0x01019C, 0x01019F],
+    [0x0101A1, 0x0101CF],
+    [0x0101FE, 0x01027F],
+    [0x01029D, 0x01029F],
+    [0x0102D1, 0x0102DF],
+    [0x0102FC, 0x0102FF],
+    [0x010324, 0x01032F],
+    [0x01034B, 0x01034F],
+    [0x01037B, 0x01037F],
+    [0x0103C4, 0x0103C7],
+    [0x0103D6, 0x0103FF],
+    [0x01049E, 0x01049F],
+    [0x0104AA, 0x0104AF],
+    [0x0104D4, 0x0104D7],
+    [0x0104FC, 0x0104FF],
+    [0x010528, 0x01052F],
+    [0x010564, 0x01056E],
+    [0x010570, 0x0105FF],
+    [0x010737, 0x01073F],
+    [0x010756, 0x01075F],
+    [0x010768, 0x0107FF],
+    [0x010806, 0x010807],
+    [0x010839, 0x01083B],
+    [0x01083D, 0x01083E],
+    [0x01089F, 0x0108A6],
+    [0x0108B0, 0x0108DF],
+    [0x0108F6, 0x0108FA],
+    [0x01091C, 0x01091E],
+    [0x01093A, 0x01093E],
+    [0x010940, 0x01097F],
+    [0x0109B8, 0x0109BB],
+    [0x0109D0, 0x0109D1],
+    [0x010A07, 0x010A0B],
+    [0x010A34, 0x010A37],
+    [0x010A3B, 0x010A3E],
+    [0x010A48, 0x010A4F],
+    [0x010A59, 0x010A5F],
+    [0x010AA0, 0x010ABF],
+    [0x010AE7, 0x010AEA],
+    [0x010AF7, 0x010AFF],
+    [0x010B36, 0x010B38],
+    [0x010B56, 0x010B57],
+    [0x010B73, 0x010B77],
+    [0x010B92, 0x010B98],
+    [0x010B9D, 0x010BA8],
+    [0x010BB0, 0x010BFF],
+    [0x010C49, 0x010C7F],
+    [0x010CB3, 0x010CBF],
+    [0x010CF3, 0x010CF9],
+    [0x010D00, 0x010E5F],
+    [0x010E7F, 0x010FFF],
+    [0x01104E, 0x011051],
+    [0x011070, 0x01107E],
+    [0x0110C2, 0x0110CF],
+    [0x0110E9, 0x0110EF],
+    [0x0110FA, 0x0110FF],
+    [0x011144, 0x01114F],
+    [0x011177, 0x01117F],
+    [0x0111CE, 0x0111CF],
+    [0x0111F5, 0x0111FF],
+    [0x01123F, 0x01127F],
+    [0x0112AA, 0x0112AF],
+    [0x0112EB, 0x0112EF],
+    [0x0112FA, 0x0112FF],
+    [0x01130D, 0x01130E],
+    [0x011311, 0x011312],
+    [0x01133A, 0x01133B],
+    [0x011345, 0x011346],
+    [0x011349, 0x01134A],
+    [0x01134E, 0x01134F],
+    [0x011351, 0x011356],
+    [0x011358, 0x01135C],
+    [0x011364, 0x011365],
+    [0x01136D, 0x01136F],
+    [0x011375, 0x0113FF],
+    [0x01145E, 0x01147F],
+    [0x0114C8, 0x0114CF],
+    [0x0114DA, 0x01157F],
+    [0x0115B6, 0x0115B7],
+    [0x0115DE, 0x0115FF],
+    [0x011645, 0x01164F],
+    [0x01165A, 0x01165F],
+    [0x01166D, 0x01167F],
+    [0x0116B8, 0x0116BF],
+    [0x0116CA, 0x0116FF],
+    [0x01171A, 0x01171C],
+    [0x01172C, 0x01172F],
+    [0x011740, 0x01189F],
+    [0x0118F3, 0x0118FE],
+    [0x011900, 0x011ABF],
+    [0x011AF9, 0x011BFF],
+    [0x011C46, 0x011C4F],
+    [0x011C6D, 0x011C6F],
+    [0x011C90, 0x011C91],
+    [0x011CB7, 0x011FFF],
+    [0x01239A, 0x0123FF],
+    [0x012475, 0x01247F],
+    [0x012544, 0x012FFF],
+    [0x01342F, 0x0143FF],
+    [0x014647, 0x0167FF],
+    [0x016A39, 0x016A3F],
+    [0x016A6A, 0x016A6D],
+    [0x016A70, 0x016ACF],
+    [0x016AEE, 0x016AEF],
+    [0x016AF6, 0x016AFF],
+    [0x016B46, 0x016B4F],
+    [0x016B78, 0x016B7C],
+    [0x016B90, 0x016EFF],
+    [0x016F45, 0x016F4F],
+    [0x016F7F, 0x016F8E],
+    [0x016FA0, 0x016FDF],
+    [0x016FE1, 0x016FFF],
+    [0x0187ED, 0x0187FF],
+    [0x018AF3, 0x01AFFF],
+    [0x01B002, 0x01BBFF],
+    [0x01BC6B, 0x01BC6F],
+    [0x01BC7D, 0x01BC7F],
+    [0x01BC89, 0x01BC8F],
+    [0x01BC9A, 0x01BC9B],
+    [0x01BCA4, 0x01CFFF],
+    [0x01D0F6, 0x01D0FF],
+    [0x01D127, 0x01D128],
+    [0x01D1E9, 0x01D1FF],
+    [0x01D246, 0x01D2FF],
+    [0x01D357, 0x01D35F],
+    [0x01D372, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01D7CD],
+    [0x01DA8C, 0x01DA9A],
+    [0x01DAB0, 0x01DFFF],
+    [0x01E019, 0x01E01A],
+    [0x01E02B, 0x01E7FF],
+    [0x01E8C5, 0x01E8C6],
+    [0x01E8D7, 0x01E8FF],
+    [0x01E94B, 0x01E94F],
+    [0x01E95A, 0x01E95D],
+    [0x01E960, 0x01EDFF],
+    [0x01EE25, 0x01EE26],
+    [0x01EE3C, 0x01EE41],
+    [0x01EE43, 0x01EE46],
+    [0x01EE55, 0x01EE56],
+    [0x01EE65, 0x01EE66],
+    [0x01EE9C, 0x01EEA0],
+    [0x01EEBC, 0x01EEEF],
+    [0x01EEF2, 0x01EFFF],
+    [0x01F02C, 0x01F02F],
+    [0x01F094, 0x01F09F],
+    [0x01F0AF, 0x01F0B0],
+    [0x01F0F6, 0x01F0FF],
+    [0x01F10D, 0x01F10F],
+    [0x01F16C, 0x01F16F],
+    [0x01F1AD, 0x01F1E5],
+    [0x01F203, 0x01F20F],
+    [0x01F23C, 0x01F23F],
+    [0x01F249, 0x01F24F],
+    [0x01F252, 0x01F2FF],
+    [0x01F6D3, 0x01F6DF],
+    [0x01F6ED, 0x01F6EF],
+    [0x01F6F7, 0x01F6FF],
+    [0x01F774, 0x01F77F],
+    [0x01F7D5, 0x01F7FF],
+    [0x01F80C, 0x01F80F],
+    [0x01F848, 0x01F84F],
+    [0x01F85A, 0x01F85F],
+    [0x01F888, 0x01F88F],
+    [0x01F8AE, 0x01F90F],
+    [0x01F928, 0x01F92F],
+    [0x01F931, 0x01F932],
+    [0x01F94C, 0x01F94F],
+    [0x01F95F, 0x01F97F],
+    [0x01F992, 0x01F9BF],
+    [0x01F9C1, 0x01FFFF],
+    [0x02A6D7, 0x02A6FF],
+    [0x02B735, 0x02B73F],
+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x02F7FF],
+    [0x02FA1E, 0x0E0000],
+    [0x0E0002, 0x0E001F],
+    [0x0E0080, 0x0E00FF],
+    [0x0E01F0, 0x0EFFFF],
+    [0x0FFFFE, 0x0FFFFF],
+    [0x10FFFE, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Assigned}+$/u,
+  nonMatchSymbols,
+  "\\P{Assigned}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Bidi_Control.js b/test/built-ins/RegExp/property-escapes/Bidi_Control.js
new file mode 100644
index 0000000000000000000000000000000000000000..ef0d8d896d577ad9e0c7607212cb41abc13c6110
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Bidi_Control.js
@@ -0,0 +1,58 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Bidi_Control`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00061C
+  ],
+  ranges: [
+    [0x00200E, 0x00200F],
+    [0x00202A, 0x00202E],
+    [0x002066, 0x002069]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Bidi_Control}+$/u,
+  matchSymbols,
+  "\\p{Bidi_Control}"
+);
+testPropertyEscapes(
+  /^\p{Bidi_C}+$/u,
+  matchSymbols,
+  "\\p{Bidi_C}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00061B],
+    [0x00061D, 0x00200D],
+    [0x002010, 0x002029],
+    [0x00202F, 0x002065],
+    [0x00206A, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Bidi_Control}+$/u,
+  nonMatchSymbols,
+  "\\P{Bidi_Control}"
+);
+testPropertyEscapes(
+  /^\P{Bidi_C}+$/u,
+  nonMatchSymbols,
+  "\\P{Bidi_C}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Bidi_Mirrored.js b/test/built-ins/RegExp/property-escapes/Bidi_Mirrored.js
new file mode 100644
index 0000000000000000000000000000000000000000..7d5b2d72451e68633db1c7f3958809662e706620
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Bidi_Mirrored.js
@@ -0,0 +1,273 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Bidi_Mirrored`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00003C,
+    0x00003E,
+    0x00005B,
+    0x00005D,
+    0x00007B,
+    0x00007D,
+    0x0000AB,
+    0x0000BB,
+    0x002140,
+    0x002211,
+    0x002224,
+    0x002226,
+    0x002239,
+    0x002262,
+    0x002298,
+    0x0027C0,
+    0x0029B8,
+    0x0029C9,
+    0x0029E1,
+    0x002A24,
+    0x002A26,
+    0x002A29,
+    0x002ADC,
+    0x002ADE,
+    0x002AF3,
+    0x002AFD,
+    0x00FF1C,
+    0x00FF1E,
+    0x00FF3B,
+    0x00FF3D,
+    0x00FF5B,
+    0x00FF5D,
+    0x01D6DB,
+    0x01D715,
+    0x01D74F,
+    0x01D789,
+    0x01D7C3
+  ],
+  ranges: [
+    [0x000028, 0x000029],
+    [0x000F3A, 0x000F3D],
+    [0x00169B, 0x00169C],
+    [0x002039, 0x00203A],
+    [0x002045, 0x002046],
+    [0x00207D, 0x00207E],
+    [0x00208D, 0x00208E],
+    [0x002201, 0x002204],
+    [0x002208, 0x00220D],
+    [0x002215, 0x002216],
+    [0x00221A, 0x00221D],
+    [0x00221F, 0x002222],
+    [0x00222B, 0x002233],
+    [0x00223B, 0x00224C],
+    [0x002252, 0x002255],
+    [0x00225F, 0x002260],
+    [0x002264, 0x00226B],
+    [0x00226E, 0x00228C],
+    [0x00228F, 0x002292],
+    [0x0022A2, 0x0022A3],
+    [0x0022A6, 0x0022B8],
+    [0x0022BE, 0x0022BF],
+    [0x0022C9, 0x0022CD],
+    [0x0022D0, 0x0022D1],
+    [0x0022D6, 0x0022ED],
+    [0x0022F0, 0x0022FF],
+    [0x002308, 0x00230B],
+    [0x002320, 0x002321],
+    [0x002329, 0x00232A],
+    [0x002768, 0x002775],
+    [0x0027C3, 0x0027C6],
+    [0x0027C8, 0x0027C9],
+    [0x0027CB, 0x0027CD],
+    [0x0027D3, 0x0027D6],
+    [0x0027DC, 0x0027DE],
+    [0x0027E2, 0x0027EF],
+    [0x002983, 0x002998],
+    [0x00299B, 0x0029AF],
+    [0x0029C0, 0x0029C5],
+    [0x0029CE, 0x0029D2],
+    [0x0029D4, 0x0029D5],
+    [0x0029D8, 0x0029DC],
+    [0x0029E3, 0x0029E5],
+    [0x0029E8, 0x0029E9],
+    [0x0029F4, 0x0029F9],
+    [0x0029FC, 0x0029FD],
+    [0x002A0A, 0x002A1C],
+    [0x002A1E, 0x002A21],
+    [0x002A2B, 0x002A2E],
+    [0x002A34, 0x002A35],
+    [0x002A3C, 0x002A3E],
+    [0x002A57, 0x002A58],
+    [0x002A64, 0x002A65],
+    [0x002A6A, 0x002A6D],
+    [0x002A6F, 0x002A70],
+    [0x002A73, 0x002A74],
+    [0x002A79, 0x002AA3],
+    [0x002AA6, 0x002AAD],
+    [0x002AAF, 0x002AD6],
+    [0x002AE2, 0x002AE6],
+    [0x002AEC, 0x002AEE],
+    [0x002AF7, 0x002AFB],
+    [0x002E02, 0x002E05],
+    [0x002E09, 0x002E0A],
+    [0x002E0C, 0x002E0D],
+    [0x002E1C, 0x002E1D],
+    [0x002E20, 0x002E29],
+    [0x003008, 0x003011],
+    [0x003014, 0x00301B],
+    [0x00FE59, 0x00FE5E],
+    [0x00FE64, 0x00FE65],
+    [0x00FF08, 0x00FF09],
+    [0x00FF5F, 0x00FF60],
+    [0x00FF62, 0x00FF63]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Bidi_Mirrored}+$/u,
+  matchSymbols,
+  "\\p{Bidi_Mirrored}"
+);
+testPropertyEscapes(
+  /^\p{Bidi_M}+$/u,
+  matchSymbols,
+  "\\p{Bidi_M}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00003D,
+    0x00005C,
+    0x00007C,
+    0x00221E,
+    0x002223,
+    0x002225,
+    0x00223A,
+    0x002261,
+    0x002263,
+    0x0027C7,
+    0x0027CA,
+    0x0029D3,
+    0x0029E2,
+    0x002A1D,
+    0x002A25,
+    0x002A2A,
+    0x002A6E,
+    0x002AAE,
+    0x002ADD,
+    0x002AFC,
+    0x002E0B,
+    0x00FF1D,
+    0x00FF3C,
+    0x00FF5C,
+    0x00FF5E,
+    0x00FF61
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000027],
+    [0x00002A, 0x00003B],
+    [0x00003F, 0x00005A],
+    [0x00005E, 0x00007A],
+    [0x00007E, 0x0000AA],
+    [0x0000AC, 0x0000BA],
+    [0x0000BC, 0x000F39],
+    [0x000F3E, 0x00169A],
+    [0x00169D, 0x002038],
+    [0x00203B, 0x002044],
+    [0x002047, 0x00207C],
+    [0x00207F, 0x00208C],
+    [0x00208F, 0x00213F],
+    [0x002141, 0x002200],
+    [0x002205, 0x002207],
+    [0x00220E, 0x002210],
+    [0x002212, 0x002214],
+    [0x002217, 0x002219],
+    [0x002227, 0x00222A],
+    [0x002234, 0x002238],
+    [0x00224D, 0x002251],
+    [0x002256, 0x00225E],
+    [0x00226C, 0x00226D],
+    [0x00228D, 0x00228E],
+    [0x002293, 0x002297],
+    [0x002299, 0x0022A1],
+    [0x0022A4, 0x0022A5],
+    [0x0022B9, 0x0022BD],
+    [0x0022C0, 0x0022C8],
+    [0x0022CE, 0x0022CF],
+    [0x0022D2, 0x0022D5],
+    [0x0022EE, 0x0022EF],
+    [0x002300, 0x002307],
+    [0x00230C, 0x00231F],
+    [0x002322, 0x002328],
+    [0x00232B, 0x002767],
+    [0x002776, 0x0027BF],
+    [0x0027C1, 0x0027C2],
+    [0x0027CE, 0x0027D2],
+    [0x0027D7, 0x0027DB],
+    [0x0027DF, 0x0027E1],
+    [0x0027F0, 0x002982],
+    [0x002999, 0x00299A],
+    [0x0029B0, 0x0029B7],
+    [0x0029B9, 0x0029BF],
+    [0x0029C6, 0x0029C8],
+    [0x0029CA, 0x0029CD],
+    [0x0029D6, 0x0029D7],
+    [0x0029DD, 0x0029E0],
+    [0x0029E6, 0x0029E7],
+    [0x0029EA, 0x0029F3],
+    [0x0029FA, 0x0029FB],
+    [0x0029FE, 0x002A09],
+    [0x002A22, 0x002A23],
+    [0x002A27, 0x002A28],
+    [0x002A2F, 0x002A33],
+    [0x002A36, 0x002A3B],
+    [0x002A3F, 0x002A56],
+    [0x002A59, 0x002A63],
+    [0x002A66, 0x002A69],
+    [0x002A71, 0x002A72],
+    [0x002A75, 0x002A78],
+    [0x002AA4, 0x002AA5],
+    [0x002AD7, 0x002ADB],
+    [0x002ADF, 0x002AE1],
+    [0x002AE7, 0x002AEB],
+    [0x002AEF, 0x002AF2],
+    [0x002AF4, 0x002AF6],
+    [0x002AFE, 0x002E01],
+    [0x002E06, 0x002E08],
+    [0x002E0E, 0x002E1B],
+    [0x002E1E, 0x002E1F],
+    [0x002E2A, 0x003007],
+    [0x003012, 0x003013],
+    [0x00301C, 0x00DBFF],
+    [0x00E000, 0x00FE58],
+    [0x00FE5F, 0x00FE63],
+    [0x00FE66, 0x00FF07],
+    [0x00FF0A, 0x00FF1B],
+    [0x00FF1F, 0x00FF3A],
+    [0x00FF3E, 0x00FF5A],
+    [0x00FF64, 0x01D6DA],
+    [0x01D6DC, 0x01D714],
+    [0x01D716, 0x01D74E],
+    [0x01D750, 0x01D788],
+    [0x01D78A, 0x01D7C2],
+    [0x01D7C4, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Bidi_Mirrored}+$/u,
+  nonMatchSymbols,
+  "\\P{Bidi_Mirrored}"
+);
+testPropertyEscapes(
+  /^\P{Bidi_M}+$/u,
+  nonMatchSymbols,
+  "\\P{Bidi_M}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Case_Ignorable.js b/test/built-ins/RegExp/property-escapes/Case_Ignorable.js
new file mode 100644
index 0000000000000000000000000000000000000000..364d6689786a2d84e40c3156bc4a7b1e025a40f6
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Case_Ignorable.js
@@ -0,0 +1,781 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Case_Ignorable`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000027,
+    0x00002E,
+    0x00003A,
+    0x00005E,
+    0x000060,
+    0x0000A8,
+    0x0000AD,
+    0x0000AF,
+    0x0000B4,
+    0x00037A,
+    0x000387,
+    0x000559,
+    0x0005BF,
+    0x0005C7,
+    0x0005F4,
+    0x00061C,
+    0x000640,
+    0x000670,
+    0x00070F,
+    0x000711,
+    0x0007FA,
+    0x00093A,
+    0x00093C,
+    0x00094D,
+    0x000971,
+    0x000981,
+    0x0009BC,
+    0x0009CD,
+    0x000A3C,
+    0x000A51,
+    0x000A75,
+    0x000ABC,
+    0x000ACD,
+    0x000B01,
+    0x000B3C,
+    0x000B3F,
+    0x000B4D,
+    0x000B56,
+    0x000B82,
+    0x000BC0,
+    0x000BCD,
+    0x000C00,
+    0x000C81,
+    0x000CBC,
+    0x000CBF,
+    0x000CC6,
+    0x000D01,
+    0x000D4D,
+    0x000DCA,
+    0x000DD6,
+    0x000E31,
+    0x000EB1,
+    0x000EC6,
+    0x000F35,
+    0x000F37,
+    0x000F39,
+    0x000FC6,
+    0x001082,
+    0x00108D,
+    0x00109D,
+    0x0010FC,
+    0x0017C6,
+    0x0017D7,
+    0x0017DD,
+    0x001843,
+    0x0018A9,
+    0x001932,
+    0x001A1B,
+    0x001A56,
+    0x001A60,
+    0x001A62,
+    0x001A7F,
+    0x001AA7,
+    0x001B34,
+    0x001B3C,
+    0x001B42,
+    0x001BE6,
+    0x001BED,
+    0x001CED,
+    0x001CF4,
+    0x001D78,
+    0x001FBD,
+    0x002024,
+    0x002027,
+    0x002071,
+    0x00207F,
+    0x002D6F,
+    0x002D7F,
+    0x002E2F,
+    0x003005,
+    0x00303B,
+    0x00A015,
+    0x00A60C,
+    0x00A67F,
+    0x00A770,
+    0x00A802,
+    0x00A806,
+    0x00A80B,
+    0x00A9B3,
+    0x00A9BC,
+    0x00A9CF,
+    0x00AA43,
+    0x00AA4C,
+    0x00AA70,
+    0x00AA7C,
+    0x00AAB0,
+    0x00AAC1,
+    0x00AADD,
+    0x00AAF6,
+    0x00ABE5,
+    0x00ABE8,
+    0x00ABED,
+    0x00FB1E,
+    0x00FE13,
+    0x00FE52,
+    0x00FE55,
+    0x00FEFF,
+    0x00FF07,
+    0x00FF0E,
+    0x00FF1A,
+    0x00FF3E,
+    0x00FF40,
+    0x00FF70,
+    0x00FFE3,
+    0x0101FD,
+    0x0102E0,
+    0x010A3F,
+    0x011001,
+    0x0110BD,
+    0x011173,
+    0x011234,
+    0x01123E,
+    0x0112DF,
+    0x01133C,
+    0x011340,
+    0x011446,
+    0x0114BA,
+    0x01163D,
+    0x0116AB,
+    0x0116AD,
+    0x0116B7,
+    0x011C3F,
+    0x016FE0,
+    0x01DA75,
+    0x01DA84,
+    0x0E0001
+  ],
+  ranges: [
+    [0x0000B7, 0x0000B8],
+    [0x0002B0, 0x00036F],
+    [0x000374, 0x000375],
+    [0x000384, 0x000385],
+    [0x000483, 0x000489],
+    [0x000591, 0x0005BD],
+    [0x0005C1, 0x0005C2],
+    [0x0005C4, 0x0005C5],
+    [0x000600, 0x000605],
+    [0x000610, 0x00061A],
+    [0x00064B, 0x00065F],
+    [0x0006D6, 0x0006DD],
+    [0x0006DF, 0x0006E8],
+    [0x0006EA, 0x0006ED],
+    [0x000730, 0x00074A],
+    [0x0007A6, 0x0007B0],
+    [0x0007EB, 0x0007F5],
+    [0x000816, 0x00082D],
+    [0x000859, 0x00085B],
+    [0x0008D4, 0x000902],
+    [0x000941, 0x000948],
+    [0x000951, 0x000957],
+    [0x000962, 0x000963],
+    [0x0009C1, 0x0009C4],
+    [0x0009E2, 0x0009E3],
+    [0x000A01, 0x000A02],
+    [0x000A41, 0x000A42],
+    [0x000A47, 0x000A48],
+    [0x000A4B, 0x000A4D],
+    [0x000A70, 0x000A71],
+    [0x000A81, 0x000A82],
+    [0x000AC1, 0x000AC5],
+    [0x000AC7, 0x000AC8],
+    [0x000AE2, 0x000AE3],
+    [0x000B41, 0x000B44],
+    [0x000B62, 0x000B63],
+    [0x000C3E, 0x000C40],
+    [0x000C46, 0x000C48],
+    [0x000C4A, 0x000C4D],
+    [0x000C55, 0x000C56],
+    [0x000C62, 0x000C63],
+    [0x000CCC, 0x000CCD],
+    [0x000CE2, 0x000CE3],
+    [0x000D41, 0x000D44],
+    [0x000D62, 0x000D63],
+    [0x000DD2, 0x000DD4],
+    [0x000E34, 0x000E3A],
+    [0x000E46, 0x000E4E],
+    [0x000EB4, 0x000EB9],
+    [0x000EBB, 0x000EBC],
+    [0x000EC8, 0x000ECD],
+    [0x000F18, 0x000F19],
+    [0x000F71, 0x000F7E],
+    [0x000F80, 0x000F84],
+    [0x000F86, 0x000F87],
+    [0x000F8D, 0x000F97],
+    [0x000F99, 0x000FBC],
+    [0x00102D, 0x001030],
+    [0x001032, 0x001037],
+    [0x001039, 0x00103A],
+    [0x00103D, 0x00103E],
+    [0x001058, 0x001059],
+    [0x00105E, 0x001060],
+    [0x001071, 0x001074],
+    [0x001085, 0x001086],
+    [0x00135D, 0x00135F],
+    [0x001712, 0x001714],
+    [0x001732, 0x001734],
+    [0x001752, 0x001753],
+    [0x001772, 0x001773],
+    [0x0017B4, 0x0017B5],
+    [0x0017B7, 0x0017BD],
+    [0x0017C9, 0x0017D3],
+    [0x00180B, 0x00180E],
+    [0x001885, 0x001886],
+    [0x001920, 0x001922],
+    [0x001927, 0x001928],
+    [0x001939, 0x00193B],
+    [0x001A17, 0x001A18],
+    [0x001A58, 0x001A5E],
+    [0x001A65, 0x001A6C],
+    [0x001A73, 0x001A7C],
+    [0x001AB0, 0x001ABE],
+    [0x001B00, 0x001B03],
+    [0x001B36, 0x001B3A],
+    [0x001B6B, 0x001B73],
+    [0x001B80, 0x001B81],
+    [0x001BA2, 0x001BA5],
+    [0x001BA8, 0x001BA9],
+    [0x001BAB, 0x001BAD],
+    [0x001BE8, 0x001BE9],
+    [0x001BEF, 0x001BF1],
+    [0x001C2C, 0x001C33],
+    [0x001C36, 0x001C37],
+    [0x001C78, 0x001C7D],
+    [0x001CD0, 0x001CD2],
+    [0x001CD4, 0x001CE0],
+    [0x001CE2, 0x001CE8],
+    [0x001CF8, 0x001CF9],
+    [0x001D2C, 0x001D6A],
+    [0x001D9B, 0x001DF5],
+    [0x001DFB, 0x001DFF],
+    [0x001FBF, 0x001FC1],
+    [0x001FCD, 0x001FCF],
+    [0x001FDD, 0x001FDF],
+    [0x001FED, 0x001FEF],
+    [0x001FFD, 0x001FFE],
+    [0x00200B, 0x00200F],
+    [0x002018, 0x002019],
+    [0x00202A, 0x00202E],
+    [0x002060, 0x002064],
+    [0x002066, 0x00206F],
+    [0x002090, 0x00209C],
+    [0x0020D0, 0x0020F0],
+    [0x002C7C, 0x002C7D],
+    [0x002CEF, 0x002CF1],
+    [0x002DE0, 0x002DFF],
+    [0x00302A, 0x00302D],
+    [0x003031, 0x003035],
+    [0x003099, 0x00309E],
+    [0x0030FC, 0x0030FE],
+    [0x00A4F8, 0x00A4FD],
+    [0x00A66F, 0x00A672],
+    [0x00A674, 0x00A67D],
+    [0x00A69C, 0x00A69F],
+    [0x00A6F0, 0x00A6F1],
+    [0x00A700, 0x00A721],
+    [0x00A788, 0x00A78A],
+    [0x00A7F8, 0x00A7F9],
+    [0x00A825, 0x00A826],
+    [0x00A8C4, 0x00A8C5],
+    [0x00A8E0, 0x00A8F1],
+    [0x00A926, 0x00A92D],
+    [0x00A947, 0x00A951],
+    [0x00A980, 0x00A982],
+    [0x00A9B6, 0x00A9B9],
+    [0x00A9E5, 0x00A9E6],
+    [0x00AA29, 0x00AA2E],
+    [0x00AA31, 0x00AA32],
+    [0x00AA35, 0x00AA36],
+    [0x00AAB2, 0x00AAB4],
+    [0x00AAB7, 0x00AAB8],
+    [0x00AABE, 0x00AABF],
+    [0x00AAEC, 0x00AAED],
+    [0x00AAF3, 0x00AAF4],
+    [0x00AB5B, 0x00AB5F],
+    [0x00FBB2, 0x00FBC1],
+    [0x00FE00, 0x00FE0F],
+    [0x00FE20, 0x00FE2F],
+    [0x00FF9E, 0x00FF9F],
+    [0x00FFF9, 0x00FFFB],
+    [0x010376, 0x01037A],
+    [0x010A01, 0x010A03],
+    [0x010A05, 0x010A06],
+    [0x010A0C, 0x010A0F],
+    [0x010A38, 0x010A3A],
+    [0x010AE5, 0x010AE6],
+    [0x011038, 0x011046],
+    [0x01107F, 0x011081],
+    [0x0110B3, 0x0110B6],
+    [0x0110B9, 0x0110BA],
+    [0x011100, 0x011102],
+    [0x011127, 0x01112B],
+    [0x01112D, 0x011134],
+    [0x011180, 0x011181],
+    [0x0111B6, 0x0111BE],
+    [0x0111CA, 0x0111CC],
+    [0x01122F, 0x011231],
+    [0x011236, 0x011237],
+    [0x0112E3, 0x0112EA],
+    [0x011300, 0x011301],
+    [0x011366, 0x01136C],
+    [0x011370, 0x011374],
+    [0x011438, 0x01143F],
+    [0x011442, 0x011444],
+    [0x0114B3, 0x0114B8],
+    [0x0114BF, 0x0114C0],
+    [0x0114C2, 0x0114C3],
+    [0x0115B2, 0x0115B5],
+    [0x0115BC, 0x0115BD],
+    [0x0115BF, 0x0115C0],
+    [0x0115DC, 0x0115DD],
+    [0x011633, 0x01163A],
+    [0x01163F, 0x011640],
+    [0x0116B0, 0x0116B5],
+    [0x01171D, 0x01171F],
+    [0x011722, 0x011725],
+    [0x011727, 0x01172B],
+    [0x011C30, 0x011C36],
+    [0x011C38, 0x011C3D],
+    [0x011C92, 0x011CA7],
+    [0x011CAA, 0x011CB0],
+    [0x011CB2, 0x011CB3],
+    [0x011CB5, 0x011CB6],
+    [0x016AF0, 0x016AF4],
+    [0x016B30, 0x016B36],
+    [0x016B40, 0x016B43],
+    [0x016F8F, 0x016F9F],
+    [0x01BC9D, 0x01BC9E],
+    [0x01BCA0, 0x01BCA3],
+    [0x01D167, 0x01D169],
+    [0x01D173, 0x01D182],
+    [0x01D185, 0x01D18B],
+    [0x01D1AA, 0x01D1AD],
+    [0x01D242, 0x01D244],
+    [0x01DA00, 0x01DA36],
+    [0x01DA3B, 0x01DA6C],
+    [0x01DA9B, 0x01DA9F],
+    [0x01DAA1, 0x01DAAF],
+    [0x01E000, 0x01E006],
+    [0x01E008, 0x01E018],
+    [0x01E01B, 0x01E021],
+    [0x01E023, 0x01E024],
+    [0x01E026, 0x01E02A],
+    [0x01E8D0, 0x01E8D6],
+    [0x01E944, 0x01E94A],
+    [0x01F3FB, 0x01F3FF],
+    [0x0E0020, 0x0E007F],
+    [0x0E0100, 0x0E01EF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Case_Ignorable}+$/u,
+  matchSymbols,
+  "\\p{Case_Ignorable}"
+);
+testPropertyEscapes(
+  /^\p{CI}+$/u,
+  matchSymbols,
+  "\\p{CI}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00005F,
+    0x0000AE,
+    0x000386,
+    0x0005BE,
+    0x0005C0,
+    0x0005C3,
+    0x0005C6,
+    0x00061B,
+    0x0006DE,
+    0x0006E9,
+    0x000710,
+    0x00093B,
+    0x000AC6,
+    0x000B40,
+    0x000C49,
+    0x000DD5,
+    0x000EBA,
+    0x000EC7,
+    0x000F36,
+    0x000F38,
+    0x000F7F,
+    0x000F85,
+    0x000F98,
+    0x001031,
+    0x001038,
+    0x0017B6,
+    0x001A57,
+    0x001A5F,
+    0x001A61,
+    0x001B35,
+    0x001B3B,
+    0x001BAA,
+    0x001BE7,
+    0x001BEE,
+    0x001CD3,
+    0x001CE1,
+    0x001FBE,
+    0x002065,
+    0x002070,
+    0x00A673,
+    0x00A67E,
+    0x00AAB1,
+    0x00AAC0,
+    0x00AAF5,
+    0x00FF3F,
+    0x010A04,
+    0x01112C,
+    0x011235,
+    0x011445,
+    0x0114B9,
+    0x0114C1,
+    0x0115BE,
+    0x01163E,
+    0x0116AC,
+    0x0116B6,
+    0x011726,
+    0x011C37,
+    0x011C3E,
+    0x011CB1,
+    0x011CB4,
+    0x01BC9F,
+    0x01DAA0,
+    0x01E007,
+    0x01E022,
+    0x01E025
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000026],
+    [0x000028, 0x00002D],
+    [0x00002F, 0x000039],
+    [0x00003B, 0x00005D],
+    [0x000061, 0x0000A7],
+    [0x0000A9, 0x0000AC],
+    [0x0000B0, 0x0000B3],
+    [0x0000B5, 0x0000B6],
+    [0x0000B9, 0x0002AF],
+    [0x000370, 0x000373],
+    [0x000376, 0x000379],
+    [0x00037B, 0x000383],
+    [0x000388, 0x000482],
+    [0x00048A, 0x000558],
+    [0x00055A, 0x000590],
+    [0x0005C8, 0x0005F3],
+    [0x0005F5, 0x0005FF],
+    [0x000606, 0x00060F],
+    [0x00061D, 0x00063F],
+    [0x000641, 0x00064A],
+    [0x000660, 0x00066F],
+    [0x000671, 0x0006D5],
+    [0x0006EE, 0x00070E],
+    [0x000712, 0x00072F],
+    [0x00074B, 0x0007A5],
+    [0x0007B1, 0x0007EA],
+    [0x0007F6, 0x0007F9],
+    [0x0007FB, 0x000815],
+    [0x00082E, 0x000858],
+    [0x00085C, 0x0008D3],
+    [0x000903, 0x000939],
+    [0x00093D, 0x000940],
+    [0x000949, 0x00094C],
+    [0x00094E, 0x000950],
+    [0x000958, 0x000961],
+    [0x000964, 0x000970],
+    [0x000972, 0x000980],
+    [0x000982, 0x0009BB],
+    [0x0009BD, 0x0009C0],
+    [0x0009C5, 0x0009CC],
+    [0x0009CE, 0x0009E1],
+    [0x0009E4, 0x000A00],
+    [0x000A03, 0x000A3B],
+    [0x000A3D, 0x000A40],
+    [0x000A43, 0x000A46],
+    [0x000A49, 0x000A4A],
+    [0x000A4E, 0x000A50],
+    [0x000A52, 0x000A6F],
+    [0x000A72, 0x000A74],
+    [0x000A76, 0x000A80],
+    [0x000A83, 0x000ABB],
+    [0x000ABD, 0x000AC0],
+    [0x000AC9, 0x000ACC],
+    [0x000ACE, 0x000AE1],
+    [0x000AE4, 0x000B00],
+    [0x000B02, 0x000B3B],
+    [0x000B3D, 0x000B3E],
+    [0x000B45, 0x000B4C],
+    [0x000B4E, 0x000B55],
+    [0x000B57, 0x000B61],
+    [0x000B64, 0x000B81],
+    [0x000B83, 0x000BBF],
+    [0x000BC1, 0x000BCC],
+    [0x000BCE, 0x000BFF],
+    [0x000C01, 0x000C3D],
+    [0x000C41, 0x000C45],
+    [0x000C4E, 0x000C54],
+    [0x000C57, 0x000C61],
+    [0x000C64, 0x000C80],
+    [0x000C82, 0x000CBB],
+    [0x000CBD, 0x000CBE],
+    [0x000CC0, 0x000CC5],
+    [0x000CC7, 0x000CCB],
+    [0x000CCE, 0x000CE1],
+    [0x000CE4, 0x000D00],
+    [0x000D02, 0x000D40],
+    [0x000D45, 0x000D4C],
+    [0x000D4E, 0x000D61],
+    [0x000D64, 0x000DC9],
+    [0x000DCB, 0x000DD1],
+    [0x000DD7, 0x000E30],
+    [0x000E32, 0x000E33],
+    [0x000E3B, 0x000E45],
+    [0x000E4F, 0x000EB0],
+    [0x000EB2, 0x000EB3],
+    [0x000EBD, 0x000EC5],
+    [0x000ECE, 0x000F17],
+    [0x000F1A, 0x000F34],
+    [0x000F3A, 0x000F70],
+    [0x000F88, 0x000F8C],
+    [0x000FBD, 0x000FC5],
+    [0x000FC7, 0x00102C],
+    [0x00103B, 0x00103C],
+    [0x00103F, 0x001057],
+    [0x00105A, 0x00105D],
+    [0x001061, 0x001070],
+    [0x001075, 0x001081],
+    [0x001083, 0x001084],
+    [0x001087, 0x00108C],
+    [0x00108E, 0x00109C],
+    [0x00109E, 0x0010FB],
+    [0x0010FD, 0x00135C],
+    [0x001360, 0x001711],
+    [0x001715, 0x001731],
+    [0x001735, 0x001751],
+    [0x001754, 0x001771],
+    [0x001774, 0x0017B3],
+    [0x0017BE, 0x0017C5],
+    [0x0017C7, 0x0017C8],
+    [0x0017D4, 0x0017D6],
+    [0x0017D8, 0x0017DC],
+    [0x0017DE, 0x00180A],
+    [0x00180F, 0x001842],
+    [0x001844, 0x001884],
+    [0x001887, 0x0018A8],
+    [0x0018AA, 0x00191F],
+    [0x001923, 0x001926],
+    [0x001929, 0x001931],
+    [0x001933, 0x001938],
+    [0x00193C, 0x001A16],
+    [0x001A19, 0x001A1A],
+    [0x001A1C, 0x001A55],
+    [0x001A63, 0x001A64],
+    [0x001A6D, 0x001A72],
+    [0x001A7D, 0x001A7E],
+    [0x001A80, 0x001AA6],
+    [0x001AA8, 0x001AAF],
+    [0x001ABF, 0x001AFF],
+    [0x001B04, 0x001B33],
+    [0x001B3D, 0x001B41],
+    [0x001B43, 0x001B6A],
+    [0x001B74, 0x001B7F],
+    [0x001B82, 0x001BA1],
+    [0x001BA6, 0x001BA7],
+    [0x001BAE, 0x001BE5],
+    [0x001BEA, 0x001BEC],
+    [0x001BF2, 0x001C2B],
+    [0x001C34, 0x001C35],
+    [0x001C38, 0x001C77],
+    [0x001C7E, 0x001CCF],
+    [0x001CE9, 0x001CEC],
+    [0x001CEE, 0x001CF3],
+    [0x001CF5, 0x001CF7],
+    [0x001CFA, 0x001D2B],
+    [0x001D6B, 0x001D77],
+    [0x001D79, 0x001D9A],
+    [0x001DF6, 0x001DFA],
+    [0x001E00, 0x001FBC],
+    [0x001FC2, 0x001FCC],
+    [0x001FD0, 0x001FDC],
+    [0x001FE0, 0x001FEC],
+    [0x001FF0, 0x001FFC],
+    [0x001FFF, 0x00200A],
+    [0x002010, 0x002017],
+    [0x00201A, 0x002023],
+    [0x002025, 0x002026],
+    [0x002028, 0x002029],
+    [0x00202F, 0x00205F],
+    [0x002072, 0x00207E],
+    [0x002080, 0x00208F],
+    [0x00209D, 0x0020CF],
+    [0x0020F1, 0x002C7B],
+    [0x002C7E, 0x002CEE],
+    [0x002CF2, 0x002D6E],
+    [0x002D70, 0x002D7E],
+    [0x002D80, 0x002DDF],
+    [0x002E00, 0x002E2E],
+    [0x002E30, 0x003004],
+    [0x003006, 0x003029],
+    [0x00302E, 0x003030],
+    [0x003036, 0x00303A],
+    [0x00303C, 0x003098],
+    [0x00309F, 0x0030FB],
+    [0x0030FF, 0x00A014],
+    [0x00A016, 0x00A4F7],
+    [0x00A4FE, 0x00A60B],
+    [0x00A60D, 0x00A66E],
+    [0x00A680, 0x00A69B],
+    [0x00A6A0, 0x00A6EF],
+    [0x00A6F2, 0x00A6FF],
+    [0x00A722, 0x00A76F],
+    [0x00A771, 0x00A787],
+    [0x00A78B, 0x00A7F7],
+    [0x00A7FA, 0x00A801],
+    [0x00A803, 0x00A805],
+    [0x00A807, 0x00A80A],
+    [0x00A80C, 0x00A824],
+    [0x00A827, 0x00A8C3],
+    [0x00A8C6, 0x00A8DF],
+    [0x00A8F2, 0x00A925],
+    [0x00A92E, 0x00A946],
+    [0x00A952, 0x00A97F],
+    [0x00A983, 0x00A9B2],
+    [0x00A9B4, 0x00A9B5],
+    [0x00A9BA, 0x00A9BB],
+    [0x00A9BD, 0x00A9CE],
+    [0x00A9D0, 0x00A9E4],
+    [0x00A9E7, 0x00AA28],
+    [0x00AA2F, 0x00AA30],
+    [0x00AA33, 0x00AA34],
+    [0x00AA37, 0x00AA42],
+    [0x00AA44, 0x00AA4B],
+    [0x00AA4D, 0x00AA6F],
+    [0x00AA71, 0x00AA7B],
+    [0x00AA7D, 0x00AAAF],
+    [0x00AAB5, 0x00AAB6],
+    [0x00AAB9, 0x00AABD],
+    [0x00AAC2, 0x00AADC],
+    [0x00AADE, 0x00AAEB],
+    [0x00AAEE, 0x00AAF2],
+    [0x00AAF7, 0x00AB5A],
+    [0x00AB60, 0x00ABE4],
+    [0x00ABE6, 0x00ABE7],
+    [0x00ABE9, 0x00ABEC],
+    [0x00ABEE, 0x00DBFF],
+    [0x00E000, 0x00FB1D],
+    [0x00FB1F, 0x00FBB1],
+    [0x00FBC2, 0x00FDFF],
+    [0x00FE10, 0x00FE12],
+    [0x00FE14, 0x00FE1F],
+    [0x00FE30, 0x00FE51],
+    [0x00FE53, 0x00FE54],
+    [0x00FE56, 0x00FEFE],
+    [0x00FF00, 0x00FF06],
+    [0x00FF08, 0x00FF0D],
+    [0x00FF0F, 0x00FF19],
+    [0x00FF1B, 0x00FF3D],
+    [0x00FF41, 0x00FF6F],
+    [0x00FF71, 0x00FF9D],
+    [0x00FFA0, 0x00FFE2],
+    [0x00FFE4, 0x00FFF8],
+    [0x00FFFC, 0x0101FC],
+    [0x0101FE, 0x0102DF],
+    [0x0102E1, 0x010375],
+    [0x01037B, 0x010A00],
+    [0x010A07, 0x010A0B],
+    [0x010A10, 0x010A37],
+    [0x010A3B, 0x010A3E],
+    [0x010A40, 0x010AE4],
+    [0x010AE7, 0x011000],
+    [0x011002, 0x011037],
+    [0x011047, 0x01107E],
+    [0x011082, 0x0110B2],
+    [0x0110B7, 0x0110B8],
+    [0x0110BB, 0x0110BC],
+    [0x0110BE, 0x0110FF],
+    [0x011103, 0x011126],
+    [0x011135, 0x011172],
+    [0x011174, 0x01117F],
+    [0x011182, 0x0111B5],
+    [0x0111BF, 0x0111C9],
+    [0x0111CD, 0x01122E],
+    [0x011232, 0x011233],
+    [0x011238, 0x01123D],
+    [0x01123F, 0x0112DE],
+    [0x0112E0, 0x0112E2],
+    [0x0112EB, 0x0112FF],
+    [0x011302, 0x01133B],
+    [0x01133D, 0x01133F],
+    [0x011341, 0x011365],
+    [0x01136D, 0x01136F],
+    [0x011375, 0x011437],
+    [0x011440, 0x011441],
+    [0x011447, 0x0114B2],
+    [0x0114BB, 0x0114BE],
+    [0x0114C4, 0x0115B1],
+    [0x0115B6, 0x0115BB],
+    [0x0115C1, 0x0115DB],
+    [0x0115DE, 0x011632],
+    [0x01163B, 0x01163C],
+    [0x011641, 0x0116AA],
+    [0x0116AE, 0x0116AF],
+    [0x0116B8, 0x01171C],
+    [0x011720, 0x011721],
+    [0x01172C, 0x011C2F],
+    [0x011C40, 0x011C91],
+    [0x011CA8, 0x011CA9],
+    [0x011CB7, 0x016AEF],
+    [0x016AF5, 0x016B2F],
+    [0x016B37, 0x016B3F],
+    [0x016B44, 0x016F8E],
+    [0x016FA0, 0x016FDF],
+    [0x016FE1, 0x01BC9C],
+    [0x01BCA4, 0x01D166],
+    [0x01D16A, 0x01D172],
+    [0x01D183, 0x01D184],
+    [0x01D18C, 0x01D1A9],
+    [0x01D1AE, 0x01D241],
+    [0x01D245, 0x01D9FF],
+    [0x01DA37, 0x01DA3A],
+    [0x01DA6D, 0x01DA74],
+    [0x01DA76, 0x01DA83],
+    [0x01DA85, 0x01DA9A],
+    [0x01DAB0, 0x01DFFF],
+    [0x01E019, 0x01E01A],
+    [0x01E02B, 0x01E8CF],
+    [0x01E8D7, 0x01E943],
+    [0x01E94B, 0x01F3FA],
+    [0x01F400, 0x0E0000],
+    [0x0E0002, 0x0E001F],
+    [0x0E0080, 0x0E00FF],
+    [0x0E01F0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Case_Ignorable}+$/u,
+  nonMatchSymbols,
+  "\\P{Case_Ignorable}"
+);
+testPropertyEscapes(
+  /^\P{CI}+$/u,
+  nonMatchSymbols,
+  "\\P{CI}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Cased.js b/test/built-ins/RegExp/property-escapes/Cased.js
new file mode 100644
index 0000000000000000000000000000000000000000..ee9c281e17b76e671534439cc22231319dff3831
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Cased.js
@@ -0,0 +1,311 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Cased`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AA,
+    0x0000B5,
+    0x0000BA,
+    0x000345,
+    0x00037F,
+    0x000386,
+    0x00038C,
+    0x0010C7,
+    0x0010CD,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x001FBE,
+    0x002071,
+    0x00207F,
+    0x002102,
+    0x002107,
+    0x002115,
+    0x002124,
+    0x002126,
+    0x002128,
+    0x002139,
+    0x00214E,
+    0x002D27,
+    0x002D2D,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546
+  ],
+  ranges: [
+    [0x000041, 0x00005A],
+    [0x000061, 0x00007A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x0001BA],
+    [0x0001BC, 0x0001BF],
+    [0x0001C4, 0x000293],
+    [0x000295, 0x0002B8],
+    [0x0002C0, 0x0002C1],
+    [0x0002E0, 0x0002E4],
+    [0x000370, 0x000373],
+    [0x000376, 0x000377],
+    [0x00037A, 0x00037D],
+    [0x000388, 0x00038A],
+    [0x00038E, 0x0003A1],
+    [0x0003A3, 0x0003F5],
+    [0x0003F7, 0x000481],
+    [0x00048A, 0x00052F],
+    [0x000531, 0x000556],
+    [0x000561, 0x000587],
+    [0x0010A0, 0x0010C5],
+    [0x0013A0, 0x0013F5],
+    [0x0013F8, 0x0013FD],
+    [0x001C80, 0x001C88],
+    [0x001D00, 0x001DBF],
+    [0x001E00, 0x001F15],
+    [0x001F18, 0x001F1D],
+    [0x001F20, 0x001F45],
+    [0x001F48, 0x001F4D],
+    [0x001F50, 0x001F57],
+    [0x001F5F, 0x001F7D],
+    [0x001F80, 0x001FB4],
+    [0x001FB6, 0x001FBC],
+    [0x001FC2, 0x001FC4],
+    [0x001FC6, 0x001FCC],
+    [0x001FD0, 0x001FD3],
+    [0x001FD6, 0x001FDB],
+    [0x001FE0, 0x001FEC],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FFC],
+    [0x002090, 0x00209C],
+    [0x00210A, 0x002113],
+    [0x002119, 0x00211D],
+    [0x00212A, 0x00212D],
+    [0x00212F, 0x002134],
+    [0x00213C, 0x00213F],
+    [0x002145, 0x002149],
+    [0x002160, 0x00217F],
+    [0x002183, 0x002184],
+    [0x0024B6, 0x0024E9],
+    [0x002C00, 0x002C2E],
+    [0x002C30, 0x002C5E],
+    [0x002C60, 0x002CE4],
+    [0x002CEB, 0x002CEE],
+    [0x002CF2, 0x002CF3],
+    [0x002D00, 0x002D25],
+    [0x00A640, 0x00A66D],
+    [0x00A680, 0x00A69D],
+    [0x00A722, 0x00A787],
+    [0x00A78B, 0x00A78E],
+    [0x00A790, 0x00A7AE],
+    [0x00A7B0, 0x00A7B7],
+    [0x00A7F8, 0x00A7FA],
+    [0x00AB30, 0x00AB5A],
+    [0x00AB5C, 0x00AB65],
+    [0x00AB70, 0x00ABBF],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FF21, 0x00FF3A],
+    [0x00FF41, 0x00FF5A],
+    [0x010400, 0x01044F],
+    [0x0104B0, 0x0104D3],
+    [0x0104D8, 0x0104FB],
+    [0x010C80, 0x010CB2],
+    [0x010CC0, 0x010CF2],
+    [0x0118A0, 0x0118DF],
+    [0x01D400, 0x01D454],
+    [0x01D456, 0x01D49C],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D51E, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D552, 0x01D6A5],
+    [0x01D6A8, 0x01D6C0],
+    [0x01D6C2, 0x01D6DA],
+    [0x01D6DC, 0x01D6FA],
+    [0x01D6FC, 0x01D714],
+    [0x01D716, 0x01D734],
+    [0x01D736, 0x01D74E],
+    [0x01D750, 0x01D76E],
+    [0x01D770, 0x01D788],
+    [0x01D78A, 0x01D7A8],
+    [0x01D7AA, 0x01D7C2],
+    [0x01D7C4, 0x01D7CB],
+    [0x01E900, 0x01E943],
+    [0x01F130, 0x01F149],
+    [0x01F150, 0x01F169],
+    [0x01F170, 0x01F189]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Cased}+$/u,
+  matchSymbols,
+  "\\p{Cased}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x0000F7,
+    0x0001BB,
+    0x000294,
+    0x00037E,
+    0x000387,
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x0003F6,
+    0x000530,
+    0x0010C6,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FBD,
+    0x001FC5,
+    0x001FF5,
+    0x002114,
+    0x002125,
+    0x002127,
+    0x002129,
+    0x00212E,
+    0x002C2F,
+    0x002C5F,
+    0x002D26,
+    0x00A78F,
+    0x00A7AF,
+    0x00AB5B,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01D6C1,
+    0x01D6DB,
+    0x01D6FB,
+    0x01D715,
+    0x01D735,
+    0x01D74F,
+    0x01D76F,
+    0x01D789,
+    0x01D7A9,
+    0x01D7C3
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000040],
+    [0x00005B, 0x000060],
+    [0x00007B, 0x0000A9],
+    [0x0000AB, 0x0000B4],
+    [0x0000B6, 0x0000B9],
+    [0x0000BB, 0x0000BF],
+    [0x0001C0, 0x0001C3],
+    [0x0002B9, 0x0002BF],
+    [0x0002C2, 0x0002DF],
+    [0x0002E5, 0x000344],
+    [0x000346, 0x00036F],
+    [0x000374, 0x000375],
+    [0x000378, 0x000379],
+    [0x000380, 0x000385],
+    [0x000482, 0x000489],
+    [0x000557, 0x000560],
+    [0x000588, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x00139F],
+    [0x0013F6, 0x0013F7],
+    [0x0013FE, 0x001C7F],
+    [0x001C89, 0x001CFF],
+    [0x001DC0, 0x001DFF],
+    [0x001F16, 0x001F17],
+    [0x001F1E, 0x001F1F],
+    [0x001F46, 0x001F47],
+    [0x001F4E, 0x001F4F],
+    [0x001F7E, 0x001F7F],
+    [0x001FBF, 0x001FC1],
+    [0x001FCD, 0x001FCF],
+    [0x001FD4, 0x001FD5],
+    [0x001FDC, 0x001FDF],
+    [0x001FED, 0x001FF1],
+    [0x001FFD, 0x002070],
+    [0x002072, 0x00207E],
+    [0x002080, 0x00208F],
+    [0x00209D, 0x002101],
+    [0x002103, 0x002106],
+    [0x002108, 0x002109],
+    [0x002116, 0x002118],
+    [0x00211E, 0x002123],
+    [0x002135, 0x002138],
+    [0x00213A, 0x00213B],
+    [0x002140, 0x002144],
+    [0x00214A, 0x00214D],
+    [0x00214F, 0x00215F],
+    [0x002180, 0x002182],
+    [0x002185, 0x0024B5],
+    [0x0024EA, 0x002BFF],
+    [0x002CE5, 0x002CEA],
+    [0x002CEF, 0x002CF1],
+    [0x002CF4, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x00A63F],
+    [0x00A66E, 0x00A67F],
+    [0x00A69E, 0x00A721],
+    [0x00A788, 0x00A78A],
+    [0x00A7B8, 0x00A7F7],
+    [0x00A7FB, 0x00AB2F],
+    [0x00AB66, 0x00AB6F],
+    [0x00ABC0, 0x00DBFF],
+    [0x00E000, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FF20],
+    [0x00FF3B, 0x00FF40],
+    [0x00FF5B, 0x0103FF],
+    [0x010450, 0x0104AF],
+    [0x0104D4, 0x0104D7],
+    [0x0104FC, 0x010C7F],
+    [0x010CB3, 0x010CBF],
+    [0x010CF3, 0x01189F],
+    [0x0118E0, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01E8FF],
+    [0x01E944, 0x01F12F],
+    [0x01F14A, 0x01F14F],
+    [0x01F16A, 0x01F16F],
+    [0x01F18A, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Cased}+$/u,
+  nonMatchSymbols,
+  "\\P{Cased}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Changes_When_Casefolded.js b/test/built-ins/RegExp/property-escapes/Changes_When_Casefolded.js
new file mode 100644
index 0000000000000000000000000000000000000000..1e453a33874b368561d06b245c04f5614f7a48e9
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Changes_When_Casefolded.js
@@ -0,0 +1,1257 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Changes_When_Casefolded`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000B5,
+    0x000100,
+    0x000102,
+    0x000104,
+    0x000106,
+    0x000108,
+    0x00010A,
+    0x00010C,
+    0x00010E,
+    0x000110,
+    0x000112,
+    0x000114,
+    0x000116,
+    0x000118,
+    0x00011A,
+    0x00011C,
+    0x00011E,
+    0x000120,
+    0x000122,
+    0x000124,
+    0x000126,
+    0x000128,
+    0x00012A,
+    0x00012C,
+    0x00012E,
+    0x000130,
+    0x000132,
+    0x000134,
+    0x000136,
+    0x000139,
+    0x00013B,
+    0x00013D,
+    0x00013F,
+    0x000141,
+    0x000143,
+    0x000145,
+    0x000147,
+    0x00014C,
+    0x00014E,
+    0x000150,
+    0x000152,
+    0x000154,
+    0x000156,
+    0x000158,
+    0x00015A,
+    0x00015C,
+    0x00015E,
+    0x000160,
+    0x000162,
+    0x000164,
+    0x000166,
+    0x000168,
+    0x00016A,
+    0x00016C,
+    0x00016E,
+    0x000170,
+    0x000172,
+    0x000174,
+    0x000176,
+    0x00017B,
+    0x00017D,
+    0x00017F,
+    0x000184,
+    0x0001A2,
+    0x0001A4,
+    0x0001A9,
+    0x0001AC,
+    0x0001B5,
+    0x0001BC,
+    0x0001CD,
+    0x0001CF,
+    0x0001D1,
+    0x0001D3,
+    0x0001D5,
+    0x0001D7,
+    0x0001D9,
+    0x0001DB,
+    0x0001DE,
+    0x0001E0,
+    0x0001E2,
+    0x0001E4,
+    0x0001E6,
+    0x0001E8,
+    0x0001EA,
+    0x0001EC,
+    0x0001EE,
+    0x0001F4,
+    0x0001FA,
+    0x0001FC,
+    0x0001FE,
+    0x000200,
+    0x000202,
+    0x000204,
+    0x000206,
+    0x000208,
+    0x00020A,
+    0x00020C,
+    0x00020E,
+    0x000210,
+    0x000212,
+    0x000214,
+    0x000216,
+    0x000218,
+    0x00021A,
+    0x00021C,
+    0x00021E,
+    0x000220,
+    0x000222,
+    0x000224,
+    0x000226,
+    0x000228,
+    0x00022A,
+    0x00022C,
+    0x00022E,
+    0x000230,
+    0x000232,
+    0x000241,
+    0x000248,
+    0x00024A,
+    0x00024C,
+    0x00024E,
+    0x000345,
+    0x000370,
+    0x000372,
+    0x000376,
+    0x00037F,
+    0x000386,
+    0x00038C,
+    0x0003C2,
+    0x0003D8,
+    0x0003DA,
+    0x0003DC,
+    0x0003DE,
+    0x0003E0,
+    0x0003E2,
+    0x0003E4,
+    0x0003E6,
+    0x0003E8,
+    0x0003EA,
+    0x0003EC,
+    0x0003EE,
+    0x0003F7,
+    0x000460,
+    0x000462,
+    0x000464,
+    0x000466,
+    0x000468,
+    0x00046A,
+    0x00046C,
+    0x00046E,
+    0x000470,
+    0x000472,
+    0x000474,
+    0x000476,
+    0x000478,
+    0x00047A,
+    0x00047C,
+    0x00047E,
+    0x000480,
+    0x00048A,
+    0x00048C,
+    0x00048E,
+    0x000490,
+    0x000492,
+    0x000494,
+    0x000496,
+    0x000498,
+    0x00049A,
+    0x00049C,
+    0x00049E,
+    0x0004A0,
+    0x0004A2,
+    0x0004A4,
+    0x0004A6,
+    0x0004A8,
+    0x0004AA,
+    0x0004AC,
+    0x0004AE,
+    0x0004B0,
+    0x0004B2,
+    0x0004B4,
+    0x0004B6,
+    0x0004B8,
+    0x0004BA,
+    0x0004BC,
+    0x0004BE,
+    0x0004C3,
+    0x0004C5,
+    0x0004C7,
+    0x0004C9,
+    0x0004CB,
+    0x0004CD,
+    0x0004D0,
+    0x0004D2,
+    0x0004D4,
+    0x0004D6,
+    0x0004D8,
+    0x0004DA,
+    0x0004DC,
+    0x0004DE,
+    0x0004E0,
+    0x0004E2,
+    0x0004E4,
+    0x0004E6,
+    0x0004E8,
+    0x0004EA,
+    0x0004EC,
+    0x0004EE,
+    0x0004F0,
+    0x0004F2,
+    0x0004F4,
+    0x0004F6,
+    0x0004F8,
+    0x0004FA,
+    0x0004FC,
+    0x0004FE,
+    0x000500,
+    0x000502,
+    0x000504,
+    0x000506,
+    0x000508,
+    0x00050A,
+    0x00050C,
+    0x00050E,
+    0x000510,
+    0x000512,
+    0x000514,
+    0x000516,
+    0x000518,
+    0x00051A,
+    0x00051C,
+    0x00051E,
+    0x000520,
+    0x000522,
+    0x000524,
+    0x000526,
+    0x000528,
+    0x00052A,
+    0x00052C,
+    0x00052E,
+    0x000587,
+    0x0010C7,
+    0x0010CD,
+    0x001E00,
+    0x001E02,
+    0x001E04,
+    0x001E06,
+    0x001E08,
+    0x001E0A,
+    0x001E0C,
+    0x001E0E,
+    0x001E10,
+    0x001E12,
+    0x001E14,
+    0x001E16,
+    0x001E18,
+    0x001E1A,
+    0x001E1C,
+    0x001E1E,
+    0x001E20,
+    0x001E22,
+    0x001E24,
+    0x001E26,
+    0x001E28,
+    0x001E2A,
+    0x001E2C,
+    0x001E2E,
+    0x001E30,
+    0x001E32,
+    0x001E34,
+    0x001E36,
+    0x001E38,
+    0x001E3A,
+    0x001E3C,
+    0x001E3E,
+    0x001E40,
+    0x001E42,
+    0x001E44,
+    0x001E46,
+    0x001E48,
+    0x001E4A,
+    0x001E4C,
+    0x001E4E,
+    0x001E50,
+    0x001E52,
+    0x001E54,
+    0x001E56,
+    0x001E58,
+    0x001E5A,
+    0x001E5C,
+    0x001E5E,
+    0x001E60,
+    0x001E62,
+    0x001E64,
+    0x001E66,
+    0x001E68,
+    0x001E6A,
+    0x001E6C,
+    0x001E6E,
+    0x001E70,
+    0x001E72,
+    0x001E74,
+    0x001E76,
+    0x001E78,
+    0x001E7A,
+    0x001E7C,
+    0x001E7E,
+    0x001E80,
+    0x001E82,
+    0x001E84,
+    0x001E86,
+    0x001E88,
+    0x001E8A,
+    0x001E8C,
+    0x001E8E,
+    0x001E90,
+    0x001E92,
+    0x001E94,
+    0x001E9E,
+    0x001EA0,
+    0x001EA2,
+    0x001EA4,
+    0x001EA6,
+    0x001EA8,
+    0x001EAA,
+    0x001EAC,
+    0x001EAE,
+    0x001EB0,
+    0x001EB2,
+    0x001EB4,
+    0x001EB6,
+    0x001EB8,
+    0x001EBA,
+    0x001EBC,
+    0x001EBE,
+    0x001EC0,
+    0x001EC2,
+    0x001EC4,
+    0x001EC6,
+    0x001EC8,
+    0x001ECA,
+    0x001ECC,
+    0x001ECE,
+    0x001ED0,
+    0x001ED2,
+    0x001ED4,
+    0x001ED6,
+    0x001ED8,
+    0x001EDA,
+    0x001EDC,
+    0x001EDE,
+    0x001EE0,
+    0x001EE2,
+    0x001EE4,
+    0x001EE6,
+    0x001EE8,
+    0x001EEA,
+    0x001EEC,
+    0x001EEE,
+    0x001EF0,
+    0x001EF2,
+    0x001EF4,
+    0x001EF6,
+    0x001EF8,
+    0x001EFA,
+    0x001EFC,
+    0x001EFE,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x001F5F,
+    0x002126,
+    0x002132,
+    0x002183,
+    0x002C60,
+    0x002C67,
+    0x002C69,
+    0x002C6B,
+    0x002C72,
+    0x002C75,
+    0x002C82,
+    0x002C84,
+    0x002C86,
+    0x002C88,
+    0x002C8A,
+    0x002C8C,
+    0x002C8E,
+    0x002C90,
+    0x002C92,
+    0x002C94,
+    0x002C96,
+    0x002C98,
+    0x002C9A,
+    0x002C9C,
+    0x002C9E,
+    0x002CA0,
+    0x002CA2,
+    0x002CA4,
+    0x002CA6,
+    0x002CA8,
+    0x002CAA,
+    0x002CAC,
+    0x002CAE,
+    0x002CB0,
+    0x002CB2,
+    0x002CB4,
+    0x002CB6,
+    0x002CB8,
+    0x002CBA,
+    0x002CBC,
+    0x002CBE,
+    0x002CC0,
+    0x002CC2,
+    0x002CC4,
+    0x002CC6,
+    0x002CC8,
+    0x002CCA,
+    0x002CCC,
+    0x002CCE,
+    0x002CD0,
+    0x002CD2,
+    0x002CD4,
+    0x002CD6,
+    0x002CD8,
+    0x002CDA,
+    0x002CDC,
+    0x002CDE,
+    0x002CE0,
+    0x002CE2,
+    0x002CEB,
+    0x002CED,
+    0x002CF2,
+    0x00A640,
+    0x00A642,
+    0x00A644,
+    0x00A646,
+    0x00A648,
+    0x00A64A,
+    0x00A64C,
+    0x00A64E,
+    0x00A650,
+    0x00A652,
+    0x00A654,
+    0x00A656,
+    0x00A658,
+    0x00A65A,
+    0x00A65C,
+    0x00A65E,
+    0x00A660,
+    0x00A662,
+    0x00A664,
+    0x00A666,
+    0x00A668,
+    0x00A66A,
+    0x00A66C,
+    0x00A680,
+    0x00A682,
+    0x00A684,
+    0x00A686,
+    0x00A688,
+    0x00A68A,
+    0x00A68C,
+    0x00A68E,
+    0x00A690,
+    0x00A692,
+    0x00A694,
+    0x00A696,
+    0x00A698,
+    0x00A69A,
+    0x00A722,
+    0x00A724,
+    0x00A726,
+    0x00A728,
+    0x00A72A,
+    0x00A72C,
+    0x00A72E,
+    0x00A732,
+    0x00A734,
+    0x00A736,
+    0x00A738,
+    0x00A73A,
+    0x00A73C,
+    0x00A73E,
+    0x00A740,
+    0x00A742,
+    0x00A744,
+    0x00A746,
+    0x00A748,
+    0x00A74A,
+    0x00A74C,
+    0x00A74E,
+    0x00A750,
+    0x00A752,
+    0x00A754,
+    0x00A756,
+    0x00A758,
+    0x00A75A,
+    0x00A75C,
+    0x00A75E,
+    0x00A760,
+    0x00A762,
+    0x00A764,
+    0x00A766,
+    0x00A768,
+    0x00A76A,
+    0x00A76C,
+    0x00A76E,
+    0x00A779,
+    0x00A77B,
+    0x00A780,
+    0x00A782,
+    0x00A784,
+    0x00A786,
+    0x00A78B,
+    0x00A78D,
+    0x00A790,
+    0x00A792,
+    0x00A796,
+    0x00A798,
+    0x00A79A,
+    0x00A79C,
+    0x00A79E,
+    0x00A7A0,
+    0x00A7A2,
+    0x00A7A4,
+    0x00A7A6,
+    0x00A7A8,
+    0x00A7B6
+  ],
+  ranges: [
+    [0x000041, 0x00005A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000DF],
+    [0x000149, 0x00014A],
+    [0x000178, 0x000179],
+    [0x000181, 0x000182],
+    [0x000186, 0x000187],
+    [0x000189, 0x00018B],
+    [0x00018E, 0x000191],
+    [0x000193, 0x000194],
+    [0x000196, 0x000198],
+    [0x00019C, 0x00019D],
+    [0x00019F, 0x0001A0],
+    [0x0001A6, 0x0001A7],
+    [0x0001AE, 0x0001AF],
+    [0x0001B1, 0x0001B3],
+    [0x0001B7, 0x0001B8],
+    [0x0001C4, 0x0001C5],
+    [0x0001C7, 0x0001C8],
+    [0x0001CA, 0x0001CB],
+    [0x0001F1, 0x0001F2],
+    [0x0001F6, 0x0001F8],
+    [0x00023A, 0x00023B],
+    [0x00023D, 0x00023E],
+    [0x000243, 0x000246],
+    [0x000388, 0x00038A],
+    [0x00038E, 0x00038F],
+    [0x000391, 0x0003A1],
+    [0x0003A3, 0x0003AB],
+    [0x0003CF, 0x0003D1],
+    [0x0003D5, 0x0003D6],
+    [0x0003F0, 0x0003F1],
+    [0x0003F4, 0x0003F5],
+    [0x0003F9, 0x0003FA],
+    [0x0003FD, 0x00042F],
+    [0x0004C0, 0x0004C1],
+    [0x000531, 0x000556],
+    [0x0010A0, 0x0010C5],
+    [0x0013F8, 0x0013FD],
+    [0x001C80, 0x001C88],
+    [0x001E9A, 0x001E9B],
+    [0x001F08, 0x001F0F],
+    [0x001F18, 0x001F1D],
+    [0x001F28, 0x001F2F],
+    [0x001F38, 0x001F3F],
+    [0x001F48, 0x001F4D],
+    [0x001F68, 0x001F6F],
+    [0x001F80, 0x001FAF],
+    [0x001FB2, 0x001FB4],
+    [0x001FB7, 0x001FBC],
+    [0x001FC2, 0x001FC4],
+    [0x001FC7, 0x001FCC],
+    [0x001FD8, 0x001FDB],
+    [0x001FE8, 0x001FEC],
+    [0x001FF2, 0x001FF4],
+    [0x001FF7, 0x001FFC],
+    [0x00212A, 0x00212B],
+    [0x002160, 0x00216F],
+    [0x0024B6, 0x0024CF],
+    [0x002C00, 0x002C2E],
+    [0x002C62, 0x002C64],
+    [0x002C6D, 0x002C70],
+    [0x002C7E, 0x002C80],
+    [0x00A77D, 0x00A77E],
+    [0x00A7AA, 0x00A7AE],
+    [0x00A7B0, 0x00A7B4],
+    [0x00AB70, 0x00ABBF],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FF21, 0x00FF3A],
+    [0x010400, 0x010427],
+    [0x0104B0, 0x0104D3],
+    [0x010C80, 0x010CB2],
+    [0x0118A0, 0x0118BF],
+    [0x01E900, 0x01E921]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Changes_When_Casefolded}+$/u,
+  matchSymbols,
+  "\\p{Changes_When_Casefolded}"
+);
+testPropertyEscapes(
+  /^\p{CWCF}+$/u,
+  matchSymbols,
+  "\\p{CWCF}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x000101,
+    0x000103,
+    0x000105,
+    0x000107,
+    0x000109,
+    0x00010B,
+    0x00010D,
+    0x00010F,
+    0x000111,
+    0x000113,
+    0x000115,
+    0x000117,
+    0x000119,
+    0x00011B,
+    0x00011D,
+    0x00011F,
+    0x000121,
+    0x000123,
+    0x000125,
+    0x000127,
+    0x000129,
+    0x00012B,
+    0x00012D,
+    0x00012F,
+    0x000131,
+    0x000133,
+    0x000135,
+    0x00013A,
+    0x00013C,
+    0x00013E,
+    0x000140,
+    0x000142,
+    0x000144,
+    0x000146,
+    0x000148,
+    0x00014B,
+    0x00014D,
+    0x00014F,
+    0x000151,
+    0x000153,
+    0x000155,
+    0x000157,
+    0x000159,
+    0x00015B,
+    0x00015D,
+    0x00015F,
+    0x000161,
+    0x000163,
+    0x000165,
+    0x000167,
+    0x000169,
+    0x00016B,
+    0x00016D,
+    0x00016F,
+    0x000171,
+    0x000173,
+    0x000175,
+    0x000177,
+    0x00017A,
+    0x00017C,
+    0x00017E,
+    0x000180,
+    0x000183,
+    0x000185,
+    0x000188,
+    0x000192,
+    0x000195,
+    0x00019E,
+    0x0001A1,
+    0x0001A3,
+    0x0001A5,
+    0x0001A8,
+    0x0001AD,
+    0x0001B0,
+    0x0001B4,
+    0x0001B6,
+    0x0001C6,
+    0x0001C9,
+    0x0001CC,
+    0x0001CE,
+    0x0001D0,
+    0x0001D2,
+    0x0001D4,
+    0x0001D6,
+    0x0001D8,
+    0x0001DA,
+    0x0001DF,
+    0x0001E1,
+    0x0001E3,
+    0x0001E5,
+    0x0001E7,
+    0x0001E9,
+    0x0001EB,
+    0x0001ED,
+    0x0001F3,
+    0x0001F5,
+    0x0001F9,
+    0x0001FB,
+    0x0001FD,
+    0x0001FF,
+    0x000201,
+    0x000203,
+    0x000205,
+    0x000207,
+    0x000209,
+    0x00020B,
+    0x00020D,
+    0x00020F,
+    0x000211,
+    0x000213,
+    0x000215,
+    0x000217,
+    0x000219,
+    0x00021B,
+    0x00021D,
+    0x00021F,
+    0x000221,
+    0x000223,
+    0x000225,
+    0x000227,
+    0x000229,
+    0x00022B,
+    0x00022D,
+    0x00022F,
+    0x000231,
+    0x00023C,
+    0x000242,
+    0x000247,
+    0x000249,
+    0x00024B,
+    0x00024D,
+    0x000371,
+    0x000387,
+    0x00038B,
+    0x00038D,
+    0x000390,
+    0x0003A2,
+    0x0003D7,
+    0x0003D9,
+    0x0003DB,
+    0x0003DD,
+    0x0003DF,
+    0x0003E1,
+    0x0003E3,
+    0x0003E5,
+    0x0003E7,
+    0x0003E9,
+    0x0003EB,
+    0x0003ED,
+    0x0003EF,
+    0x0003F6,
+    0x0003F8,
+    0x000461,
+    0x000463,
+    0x000465,
+    0x000467,
+    0x000469,
+    0x00046B,
+    0x00046D,
+    0x00046F,
+    0x000471,
+    0x000473,
+    0x000475,
+    0x000477,
+    0x000479,
+    0x00047B,
+    0x00047D,
+    0x00047F,
+    0x00048B,
+    0x00048D,
+    0x00048F,
+    0x000491,
+    0x000493,
+    0x000495,
+    0x000497,
+    0x000499,
+    0x00049B,
+    0x00049D,
+    0x00049F,
+    0x0004A1,
+    0x0004A3,
+    0x0004A5,
+    0x0004A7,
+    0x0004A9,
+    0x0004AB,
+    0x0004AD,
+    0x0004AF,
+    0x0004B1,
+    0x0004B3,
+    0x0004B5,
+    0x0004B7,
+    0x0004B9,
+    0x0004BB,
+    0x0004BD,
+    0x0004BF,
+    0x0004C2,
+    0x0004C4,
+    0x0004C6,
+    0x0004C8,
+    0x0004CA,
+    0x0004CC,
+    0x0004D1,
+    0x0004D3,
+    0x0004D5,
+    0x0004D7,
+    0x0004D9,
+    0x0004DB,
+    0x0004DD,
+    0x0004DF,
+    0x0004E1,
+    0x0004E3,
+    0x0004E5,
+    0x0004E7,
+    0x0004E9,
+    0x0004EB,
+    0x0004ED,
+    0x0004EF,
+    0x0004F1,
+    0x0004F3,
+    0x0004F5,
+    0x0004F7,
+    0x0004F9,
+    0x0004FB,
+    0x0004FD,
+    0x0004FF,
+    0x000501,
+    0x000503,
+    0x000505,
+    0x000507,
+    0x000509,
+    0x00050B,
+    0x00050D,
+    0x00050F,
+    0x000511,
+    0x000513,
+    0x000515,
+    0x000517,
+    0x000519,
+    0x00051B,
+    0x00051D,
+    0x00051F,
+    0x000521,
+    0x000523,
+    0x000525,
+    0x000527,
+    0x000529,
+    0x00052B,
+    0x00052D,
+    0x0010C6,
+    0x001E01,
+    0x001E03,
+    0x001E05,
+    0x001E07,
+    0x001E09,
+    0x001E0B,
+    0x001E0D,
+    0x001E0F,
+    0x001E11,
+    0x001E13,
+    0x001E15,
+    0x001E17,
+    0x001E19,
+    0x001E1B,
+    0x001E1D,
+    0x001E1F,
+    0x001E21,
+    0x001E23,
+    0x001E25,
+    0x001E27,
+    0x001E29,
+    0x001E2B,
+    0x001E2D,
+    0x001E2F,
+    0x001E31,
+    0x001E33,
+    0x001E35,
+    0x001E37,
+    0x001E39,
+    0x001E3B,
+    0x001E3D,
+    0x001E3F,
+    0x001E41,
+    0x001E43,
+    0x001E45,
+    0x001E47,
+    0x001E49,
+    0x001E4B,
+    0x001E4D,
+    0x001E4F,
+    0x001E51,
+    0x001E53,
+    0x001E55,
+    0x001E57,
+    0x001E59,
+    0x001E5B,
+    0x001E5D,
+    0x001E5F,
+    0x001E61,
+    0x001E63,
+    0x001E65,
+    0x001E67,
+    0x001E69,
+    0x001E6B,
+    0x001E6D,
+    0x001E6F,
+    0x001E71,
+    0x001E73,
+    0x001E75,
+    0x001E77,
+    0x001E79,
+    0x001E7B,
+    0x001E7D,
+    0x001E7F,
+    0x001E81,
+    0x001E83,
+    0x001E85,
+    0x001E87,
+    0x001E89,
+    0x001E8B,
+    0x001E8D,
+    0x001E8F,
+    0x001E91,
+    0x001E93,
+    0x001E9F,
+    0x001EA1,
+    0x001EA3,
+    0x001EA5,
+    0x001EA7,
+    0x001EA9,
+    0x001EAB,
+    0x001EAD,
+    0x001EAF,
+    0x001EB1,
+    0x001EB3,
+    0x001EB5,
+    0x001EB7,
+    0x001EB9,
+    0x001EBB,
+    0x001EBD,
+    0x001EBF,
+    0x001EC1,
+    0x001EC3,
+    0x001EC5,
+    0x001EC7,
+    0x001EC9,
+    0x001ECB,
+    0x001ECD,
+    0x001ECF,
+    0x001ED1,
+    0x001ED3,
+    0x001ED5,
+    0x001ED7,
+    0x001ED9,
+    0x001EDB,
+    0x001EDD,
+    0x001EDF,
+    0x001EE1,
+    0x001EE3,
+    0x001EE5,
+    0x001EE7,
+    0x001EE9,
+    0x001EEB,
+    0x001EED,
+    0x001EEF,
+    0x001EF1,
+    0x001EF3,
+    0x001EF5,
+    0x001EF7,
+    0x001EF9,
+    0x001EFB,
+    0x001EFD,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x002C61,
+    0x002C68,
+    0x002C6A,
+    0x002C6C,
+    0x002C71,
+    0x002C81,
+    0x002C83,
+    0x002C85,
+    0x002C87,
+    0x002C89,
+    0x002C8B,
+    0x002C8D,
+    0x002C8F,
+    0x002C91,
+    0x002C93,
+    0x002C95,
+    0x002C97,
+    0x002C99,
+    0x002C9B,
+    0x002C9D,
+    0x002C9F,
+    0x002CA1,
+    0x002CA3,
+    0x002CA5,
+    0x002CA7,
+    0x002CA9,
+    0x002CAB,
+    0x002CAD,
+    0x002CAF,
+    0x002CB1,
+    0x002CB3,
+    0x002CB5,
+    0x002CB7,
+    0x002CB9,
+    0x002CBB,
+    0x002CBD,
+    0x002CBF,
+    0x002CC1,
+    0x002CC3,
+    0x002CC5,
+    0x002CC7,
+    0x002CC9,
+    0x002CCB,
+    0x002CCD,
+    0x002CCF,
+    0x002CD1,
+    0x002CD3,
+    0x002CD5,
+    0x002CD7,
+    0x002CD9,
+    0x002CDB,
+    0x002CDD,
+    0x002CDF,
+    0x002CE1,
+    0x002CEC,
+    0x00A641,
+    0x00A643,
+    0x00A645,
+    0x00A647,
+    0x00A649,
+    0x00A64B,
+    0x00A64D,
+    0x00A64F,
+    0x00A651,
+    0x00A653,
+    0x00A655,
+    0x00A657,
+    0x00A659,
+    0x00A65B,
+    0x00A65D,
+    0x00A65F,
+    0x00A661,
+    0x00A663,
+    0x00A665,
+    0x00A667,
+    0x00A669,
+    0x00A66B,
+    0x00A681,
+    0x00A683,
+    0x00A685,
+    0x00A687,
+    0x00A689,
+    0x00A68B,
+    0x00A68D,
+    0x00A68F,
+    0x00A691,
+    0x00A693,
+    0x00A695,
+    0x00A697,
+    0x00A699,
+    0x00A723,
+    0x00A725,
+    0x00A727,
+    0x00A729,
+    0x00A72B,
+    0x00A72D,
+    0x00A733,
+    0x00A735,
+    0x00A737,
+    0x00A739,
+    0x00A73B,
+    0x00A73D,
+    0x00A73F,
+    0x00A741,
+    0x00A743,
+    0x00A745,
+    0x00A747,
+    0x00A749,
+    0x00A74B,
+    0x00A74D,
+    0x00A74F,
+    0x00A751,
+    0x00A753,
+    0x00A755,
+    0x00A757,
+    0x00A759,
+    0x00A75B,
+    0x00A75D,
+    0x00A75F,
+    0x00A761,
+    0x00A763,
+    0x00A765,
+    0x00A767,
+    0x00A769,
+    0x00A76B,
+    0x00A76D,
+    0x00A77A,
+    0x00A77C,
+    0x00A77F,
+    0x00A781,
+    0x00A783,
+    0x00A785,
+    0x00A78C,
+    0x00A791,
+    0x00A797,
+    0x00A799,
+    0x00A79B,
+    0x00A79D,
+    0x00A79F,
+    0x00A7A1,
+    0x00A7A3,
+    0x00A7A5,
+    0x00A7A7,
+    0x00A7A9,
+    0x00A7AF,
+    0x00A7B5
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000040],
+    [0x00005B, 0x0000B4],
+    [0x0000B6, 0x0000BF],
+    [0x0000E0, 0x0000FF],
+    [0x000137, 0x000138],
+    [0x00018C, 0x00018D],
+    [0x000199, 0x00019B],
+    [0x0001AA, 0x0001AB],
+    [0x0001B9, 0x0001BB],
+    [0x0001BD, 0x0001C3],
+    [0x0001DC, 0x0001DD],
+    [0x0001EF, 0x0001F0],
+    [0x000233, 0x000239],
+    [0x00023F, 0x000240],
+    [0x00024F, 0x000344],
+    [0x000346, 0x00036F],
+    [0x000373, 0x000375],
+    [0x000377, 0x00037E],
+    [0x000380, 0x000385],
+    [0x0003AC, 0x0003C1],
+    [0x0003C3, 0x0003CE],
+    [0x0003D2, 0x0003D4],
+    [0x0003F2, 0x0003F3],
+    [0x0003FB, 0x0003FC],
+    [0x000430, 0x00045F],
+    [0x000481, 0x000489],
+    [0x0004CE, 0x0004CF],
+    [0x00052F, 0x000530],
+    [0x000557, 0x000586],
+    [0x000588, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x0013F7],
+    [0x0013FE, 0x001C7F],
+    [0x001C89, 0x001DFF],
+    [0x001E95, 0x001E99],
+    [0x001E9C, 0x001E9D],
+    [0x001EFF, 0x001F07],
+    [0x001F10, 0x001F17],
+    [0x001F1E, 0x001F27],
+    [0x001F30, 0x001F37],
+    [0x001F40, 0x001F47],
+    [0x001F4E, 0x001F58],
+    [0x001F60, 0x001F67],
+    [0x001F70, 0x001F7F],
+    [0x001FB0, 0x001FB1],
+    [0x001FB5, 0x001FB6],
+    [0x001FBD, 0x001FC1],
+    [0x001FC5, 0x001FC6],
+    [0x001FCD, 0x001FD7],
+    [0x001FDC, 0x001FE7],
+    [0x001FED, 0x001FF1],
+    [0x001FF5, 0x001FF6],
+    [0x001FFD, 0x002125],
+    [0x002127, 0x002129],
+    [0x00212C, 0x002131],
+    [0x002133, 0x00215F],
+    [0x002170, 0x002182],
+    [0x002184, 0x0024B5],
+    [0x0024D0, 0x002BFF],
+    [0x002C2F, 0x002C5F],
+    [0x002C65, 0x002C66],
+    [0x002C73, 0x002C74],
+    [0x002C76, 0x002C7D],
+    [0x002CE3, 0x002CEA],
+    [0x002CEE, 0x002CF1],
+    [0x002CF3, 0x00A63F],
+    [0x00A66D, 0x00A67F],
+    [0x00A69B, 0x00A721],
+    [0x00A72F, 0x00A731],
+    [0x00A76F, 0x00A778],
+    [0x00A787, 0x00A78A],
+    [0x00A78E, 0x00A78F],
+    [0x00A793, 0x00A795],
+    [0x00A7B7, 0x00AB6F],
+    [0x00ABC0, 0x00DBFF],
+    [0x00E000, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FF20],
+    [0x00FF3B, 0x0103FF],
+    [0x010428, 0x0104AF],
+    [0x0104D4, 0x010C7F],
+    [0x010CB3, 0x01189F],
+    [0x0118C0, 0x01E8FF],
+    [0x01E922, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Changes_When_Casefolded}+$/u,
+  nonMatchSymbols,
+  "\\P{Changes_When_Casefolded}"
+);
+testPropertyEscapes(
+  /^\P{CWCF}+$/u,
+  nonMatchSymbols,
+  "\\P{CWCF}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Changes_When_Casemapped.js b/test/built-ins/RegExp/property-escapes/Changes_When_Casemapped.js
new file mode 100644
index 0000000000000000000000000000000000000000..2c20c889b895d039885dfd8ce48c7282ee0516c7
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Changes_When_Casemapped.js
@@ -0,0 +1,283 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Changes_When_Casemapped`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000B5,
+    0x0001BF,
+    0x000259,
+    0x000263,
+    0x00026F,
+    0x000275,
+    0x00027D,
+    0x000280,
+    0x000283,
+    0x000292,
+    0x000345,
+    0x00037F,
+    0x000386,
+    0x00038C,
+    0x0010C7,
+    0x0010CD,
+    0x001D79,
+    0x001D7D,
+    0x001E9E,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x001FBE,
+    0x002126,
+    0x002132,
+    0x00214E,
+    0x002D27,
+    0x002D2D,
+    0x00AB53
+  ],
+  ranges: [
+    [0x000041, 0x00005A],
+    [0x000061, 0x00007A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x000137],
+    [0x000139, 0x00018C],
+    [0x00018E, 0x00019A],
+    [0x00019C, 0x0001A9],
+    [0x0001AC, 0x0001B9],
+    [0x0001BC, 0x0001BD],
+    [0x0001C4, 0x000220],
+    [0x000222, 0x000233],
+    [0x00023A, 0x000254],
+    [0x000256, 0x000257],
+    [0x00025B, 0x00025C],
+    [0x000260, 0x000261],
+    [0x000265, 0x000266],
+    [0x000268, 0x00026C],
+    [0x000271, 0x000272],
+    [0x000287, 0x00028C],
+    [0x00029D, 0x00029E],
+    [0x000370, 0x000373],
+    [0x000376, 0x000377],
+    [0x00037B, 0x00037D],
+    [0x000388, 0x00038A],
+    [0x00038E, 0x0003A1],
+    [0x0003A3, 0x0003D1],
+    [0x0003D5, 0x0003F5],
+    [0x0003F7, 0x0003FB],
+    [0x0003FD, 0x000481],
+    [0x00048A, 0x00052F],
+    [0x000531, 0x000556],
+    [0x000561, 0x000587],
+    [0x0010A0, 0x0010C5],
+    [0x0013A0, 0x0013F5],
+    [0x0013F8, 0x0013FD],
+    [0x001C80, 0x001C88],
+    [0x001E00, 0x001E9B],
+    [0x001EA0, 0x001F15],
+    [0x001F18, 0x001F1D],
+    [0x001F20, 0x001F45],
+    [0x001F48, 0x001F4D],
+    [0x001F50, 0x001F57],
+    [0x001F5F, 0x001F7D],
+    [0x001F80, 0x001FB4],
+    [0x001FB6, 0x001FBC],
+    [0x001FC2, 0x001FC4],
+    [0x001FC6, 0x001FCC],
+    [0x001FD0, 0x001FD3],
+    [0x001FD6, 0x001FDB],
+    [0x001FE0, 0x001FEC],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FFC],
+    [0x00212A, 0x00212B],
+    [0x002160, 0x00217F],
+    [0x002183, 0x002184],
+    [0x0024B6, 0x0024E9],
+    [0x002C00, 0x002C2E],
+    [0x002C30, 0x002C5E],
+    [0x002C60, 0x002C70],
+    [0x002C72, 0x002C73],
+    [0x002C75, 0x002C76],
+    [0x002C7E, 0x002CE3],
+    [0x002CEB, 0x002CEE],
+    [0x002CF2, 0x002CF3],
+    [0x002D00, 0x002D25],
+    [0x00A640, 0x00A66D],
+    [0x00A680, 0x00A69B],
+    [0x00A722, 0x00A72F],
+    [0x00A732, 0x00A76F],
+    [0x00A779, 0x00A787],
+    [0x00A78B, 0x00A78D],
+    [0x00A790, 0x00A793],
+    [0x00A796, 0x00A7AE],
+    [0x00A7B0, 0x00A7B7],
+    [0x00AB70, 0x00ABBF],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FF21, 0x00FF3A],
+    [0x00FF41, 0x00FF5A],
+    [0x010400, 0x01044F],
+    [0x0104B0, 0x0104D3],
+    [0x0104D8, 0x0104FB],
+    [0x010C80, 0x010CB2],
+    [0x010CC0, 0x010CF2],
+    [0x0118A0, 0x0118DF],
+    [0x01E900, 0x01E943]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Changes_When_Casemapped}+$/u,
+  matchSymbols,
+  "\\p{Changes_When_Casemapped}"
+);
+testPropertyEscapes(
+  /^\p{CWCM}+$/u,
+  matchSymbols,
+  "\\p{CWCM}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x0000F7,
+    0x000138,
+    0x00018D,
+    0x00019B,
+    0x0001BE,
+    0x000221,
+    0x000255,
+    0x000258,
+    0x00025A,
+    0x000262,
+    0x000264,
+    0x000267,
+    0x000270,
+    0x00037E,
+    0x000387,
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x0003F6,
+    0x0003FC,
+    0x000530,
+    0x0010C6,
+    0x001E9F,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FBD,
+    0x001FC5,
+    0x001FF5,
+    0x002C2F,
+    0x002C5F,
+    0x002C71,
+    0x002C74,
+    0x002D26,
+    0x00A7AF
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000040],
+    [0x00005B, 0x000060],
+    [0x00007B, 0x0000B4],
+    [0x0000B6, 0x0000BF],
+    [0x0001AA, 0x0001AB],
+    [0x0001BA, 0x0001BB],
+    [0x0001C0, 0x0001C3],
+    [0x000234, 0x000239],
+    [0x00025D, 0x00025F],
+    [0x00026D, 0x00026E],
+    [0x000273, 0x000274],
+    [0x000276, 0x00027C],
+    [0x00027E, 0x00027F],
+    [0x000281, 0x000282],
+    [0x000284, 0x000286],
+    [0x00028D, 0x000291],
+    [0x000293, 0x00029C],
+    [0x00029F, 0x000344],
+    [0x000346, 0x00036F],
+    [0x000374, 0x000375],
+    [0x000378, 0x00037A],
+    [0x000380, 0x000385],
+    [0x0003D2, 0x0003D4],
+    [0x000482, 0x000489],
+    [0x000557, 0x000560],
+    [0x000588, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x00139F],
+    [0x0013F6, 0x0013F7],
+    [0x0013FE, 0x001C7F],
+    [0x001C89, 0x001D78],
+    [0x001D7A, 0x001D7C],
+    [0x001D7E, 0x001DFF],
+    [0x001E9C, 0x001E9D],
+    [0x001F16, 0x001F17],
+    [0x001F1E, 0x001F1F],
+    [0x001F46, 0x001F47],
+    [0x001F4E, 0x001F4F],
+    [0x001F7E, 0x001F7F],
+    [0x001FBF, 0x001FC1],
+    [0x001FCD, 0x001FCF],
+    [0x001FD4, 0x001FD5],
+    [0x001FDC, 0x001FDF],
+    [0x001FED, 0x001FF1],
+    [0x001FFD, 0x002125],
+    [0x002127, 0x002129],
+    [0x00212C, 0x002131],
+    [0x002133, 0x00214D],
+    [0x00214F, 0x00215F],
+    [0x002180, 0x002182],
+    [0x002185, 0x0024B5],
+    [0x0024EA, 0x002BFF],
+    [0x002C77, 0x002C7D],
+    [0x002CE4, 0x002CEA],
+    [0x002CEF, 0x002CF1],
+    [0x002CF4, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x00A63F],
+    [0x00A66E, 0x00A67F],
+    [0x00A69C, 0x00A721],
+    [0x00A730, 0x00A731],
+    [0x00A770, 0x00A778],
+    [0x00A788, 0x00A78A],
+    [0x00A78E, 0x00A78F],
+    [0x00A794, 0x00A795],
+    [0x00A7B8, 0x00AB52],
+    [0x00AB54, 0x00AB6F],
+    [0x00ABC0, 0x00DBFF],
+    [0x00E000, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FF20],
+    [0x00FF3B, 0x00FF40],
+    [0x00FF5B, 0x0103FF],
+    [0x010450, 0x0104AF],
+    [0x0104D4, 0x0104D7],
+    [0x0104FC, 0x010C7F],
+    [0x010CB3, 0x010CBF],
+    [0x010CF3, 0x01189F],
+    [0x0118E0, 0x01E8FF],
+    [0x01E944, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Changes_When_Casemapped}+$/u,
+  nonMatchSymbols,
+  "\\P{Changes_When_Casemapped}"
+);
+testPropertyEscapes(
+  /^\P{CWCM}+$/u,
+  nonMatchSymbols,
+  "\\P{CWCM}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Changes_When_Lowercased.js b/test/built-ins/RegExp/property-escapes/Changes_When_Lowercased.js
new file mode 100644
index 0000000000000000000000000000000000000000..11e6695540fd6ccc0513263921263402da8bf8f7
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Changes_When_Lowercased.js
@@ -0,0 +1,1231 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Changes_When_Lowercased`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000100,
+    0x000102,
+    0x000104,
+    0x000106,
+    0x000108,
+    0x00010A,
+    0x00010C,
+    0x00010E,
+    0x000110,
+    0x000112,
+    0x000114,
+    0x000116,
+    0x000118,
+    0x00011A,
+    0x00011C,
+    0x00011E,
+    0x000120,
+    0x000122,
+    0x000124,
+    0x000126,
+    0x000128,
+    0x00012A,
+    0x00012C,
+    0x00012E,
+    0x000130,
+    0x000132,
+    0x000134,
+    0x000136,
+    0x000139,
+    0x00013B,
+    0x00013D,
+    0x00013F,
+    0x000141,
+    0x000143,
+    0x000145,
+    0x000147,
+    0x00014A,
+    0x00014C,
+    0x00014E,
+    0x000150,
+    0x000152,
+    0x000154,
+    0x000156,
+    0x000158,
+    0x00015A,
+    0x00015C,
+    0x00015E,
+    0x000160,
+    0x000162,
+    0x000164,
+    0x000166,
+    0x000168,
+    0x00016A,
+    0x00016C,
+    0x00016E,
+    0x000170,
+    0x000172,
+    0x000174,
+    0x000176,
+    0x00017B,
+    0x00017D,
+    0x000184,
+    0x0001A2,
+    0x0001A4,
+    0x0001A9,
+    0x0001AC,
+    0x0001B5,
+    0x0001BC,
+    0x0001CD,
+    0x0001CF,
+    0x0001D1,
+    0x0001D3,
+    0x0001D5,
+    0x0001D7,
+    0x0001D9,
+    0x0001DB,
+    0x0001DE,
+    0x0001E0,
+    0x0001E2,
+    0x0001E4,
+    0x0001E6,
+    0x0001E8,
+    0x0001EA,
+    0x0001EC,
+    0x0001EE,
+    0x0001F4,
+    0x0001FA,
+    0x0001FC,
+    0x0001FE,
+    0x000200,
+    0x000202,
+    0x000204,
+    0x000206,
+    0x000208,
+    0x00020A,
+    0x00020C,
+    0x00020E,
+    0x000210,
+    0x000212,
+    0x000214,
+    0x000216,
+    0x000218,
+    0x00021A,
+    0x00021C,
+    0x00021E,
+    0x000220,
+    0x000222,
+    0x000224,
+    0x000226,
+    0x000228,
+    0x00022A,
+    0x00022C,
+    0x00022E,
+    0x000230,
+    0x000232,
+    0x000241,
+    0x000248,
+    0x00024A,
+    0x00024C,
+    0x00024E,
+    0x000370,
+    0x000372,
+    0x000376,
+    0x00037F,
+    0x000386,
+    0x00038C,
+    0x0003CF,
+    0x0003D8,
+    0x0003DA,
+    0x0003DC,
+    0x0003DE,
+    0x0003E0,
+    0x0003E2,
+    0x0003E4,
+    0x0003E6,
+    0x0003E8,
+    0x0003EA,
+    0x0003EC,
+    0x0003EE,
+    0x0003F4,
+    0x0003F7,
+    0x000460,
+    0x000462,
+    0x000464,
+    0x000466,
+    0x000468,
+    0x00046A,
+    0x00046C,
+    0x00046E,
+    0x000470,
+    0x000472,
+    0x000474,
+    0x000476,
+    0x000478,
+    0x00047A,
+    0x00047C,
+    0x00047E,
+    0x000480,
+    0x00048A,
+    0x00048C,
+    0x00048E,
+    0x000490,
+    0x000492,
+    0x000494,
+    0x000496,
+    0x000498,
+    0x00049A,
+    0x00049C,
+    0x00049E,
+    0x0004A0,
+    0x0004A2,
+    0x0004A4,
+    0x0004A6,
+    0x0004A8,
+    0x0004AA,
+    0x0004AC,
+    0x0004AE,
+    0x0004B0,
+    0x0004B2,
+    0x0004B4,
+    0x0004B6,
+    0x0004B8,
+    0x0004BA,
+    0x0004BC,
+    0x0004BE,
+    0x0004C3,
+    0x0004C5,
+    0x0004C7,
+    0x0004C9,
+    0x0004CB,
+    0x0004CD,
+    0x0004D0,
+    0x0004D2,
+    0x0004D4,
+    0x0004D6,
+    0x0004D8,
+    0x0004DA,
+    0x0004DC,
+    0x0004DE,
+    0x0004E0,
+    0x0004E2,
+    0x0004E4,
+    0x0004E6,
+    0x0004E8,
+    0x0004EA,
+    0x0004EC,
+    0x0004EE,
+    0x0004F0,
+    0x0004F2,
+    0x0004F4,
+    0x0004F6,
+    0x0004F8,
+    0x0004FA,
+    0x0004FC,
+    0x0004FE,
+    0x000500,
+    0x000502,
+    0x000504,
+    0x000506,
+    0x000508,
+    0x00050A,
+    0x00050C,
+    0x00050E,
+    0x000510,
+    0x000512,
+    0x000514,
+    0x000516,
+    0x000518,
+    0x00051A,
+    0x00051C,
+    0x00051E,
+    0x000520,
+    0x000522,
+    0x000524,
+    0x000526,
+    0x000528,
+    0x00052A,
+    0x00052C,
+    0x00052E,
+    0x0010C7,
+    0x0010CD,
+    0x001E00,
+    0x001E02,
+    0x001E04,
+    0x001E06,
+    0x001E08,
+    0x001E0A,
+    0x001E0C,
+    0x001E0E,
+    0x001E10,
+    0x001E12,
+    0x001E14,
+    0x001E16,
+    0x001E18,
+    0x001E1A,
+    0x001E1C,
+    0x001E1E,
+    0x001E20,
+    0x001E22,
+    0x001E24,
+    0x001E26,
+    0x001E28,
+    0x001E2A,
+    0x001E2C,
+    0x001E2E,
+    0x001E30,
+    0x001E32,
+    0x001E34,
+    0x001E36,
+    0x001E38,
+    0x001E3A,
+    0x001E3C,
+    0x001E3E,
+    0x001E40,
+    0x001E42,
+    0x001E44,
+    0x001E46,
+    0x001E48,
+    0x001E4A,
+    0x001E4C,
+    0x001E4E,
+    0x001E50,
+    0x001E52,
+    0x001E54,
+    0x001E56,
+    0x001E58,
+    0x001E5A,
+    0x001E5C,
+    0x001E5E,
+    0x001E60,
+    0x001E62,
+    0x001E64,
+    0x001E66,
+    0x001E68,
+    0x001E6A,
+    0x001E6C,
+    0x001E6E,
+    0x001E70,
+    0x001E72,
+    0x001E74,
+    0x001E76,
+    0x001E78,
+    0x001E7A,
+    0x001E7C,
+    0x001E7E,
+    0x001E80,
+    0x001E82,
+    0x001E84,
+    0x001E86,
+    0x001E88,
+    0x001E8A,
+    0x001E8C,
+    0x001E8E,
+    0x001E90,
+    0x001E92,
+    0x001E94,
+    0x001E9E,
+    0x001EA0,
+    0x001EA2,
+    0x001EA4,
+    0x001EA6,
+    0x001EA8,
+    0x001EAA,
+    0x001EAC,
+    0x001EAE,
+    0x001EB0,
+    0x001EB2,
+    0x001EB4,
+    0x001EB6,
+    0x001EB8,
+    0x001EBA,
+    0x001EBC,
+    0x001EBE,
+    0x001EC0,
+    0x001EC2,
+    0x001EC4,
+    0x001EC6,
+    0x001EC8,
+    0x001ECA,
+    0x001ECC,
+    0x001ECE,
+    0x001ED0,
+    0x001ED2,
+    0x001ED4,
+    0x001ED6,
+    0x001ED8,
+    0x001EDA,
+    0x001EDC,
+    0x001EDE,
+    0x001EE0,
+    0x001EE2,
+    0x001EE4,
+    0x001EE6,
+    0x001EE8,
+    0x001EEA,
+    0x001EEC,
+    0x001EEE,
+    0x001EF0,
+    0x001EF2,
+    0x001EF4,
+    0x001EF6,
+    0x001EF8,
+    0x001EFA,
+    0x001EFC,
+    0x001EFE,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x001F5F,
+    0x002126,
+    0x002132,
+    0x002183,
+    0x002C60,
+    0x002C67,
+    0x002C69,
+    0x002C6B,
+    0x002C72,
+    0x002C75,
+    0x002C82,
+    0x002C84,
+    0x002C86,
+    0x002C88,
+    0x002C8A,
+    0x002C8C,
+    0x002C8E,
+    0x002C90,
+    0x002C92,
+    0x002C94,
+    0x002C96,
+    0x002C98,
+    0x002C9A,
+    0x002C9C,
+    0x002C9E,
+    0x002CA0,
+    0x002CA2,
+    0x002CA4,
+    0x002CA6,
+    0x002CA8,
+    0x002CAA,
+    0x002CAC,
+    0x002CAE,
+    0x002CB0,
+    0x002CB2,
+    0x002CB4,
+    0x002CB6,
+    0x002CB8,
+    0x002CBA,
+    0x002CBC,
+    0x002CBE,
+    0x002CC0,
+    0x002CC2,
+    0x002CC4,
+    0x002CC6,
+    0x002CC8,
+    0x002CCA,
+    0x002CCC,
+    0x002CCE,
+    0x002CD0,
+    0x002CD2,
+    0x002CD4,
+    0x002CD6,
+    0x002CD8,
+    0x002CDA,
+    0x002CDC,
+    0x002CDE,
+    0x002CE0,
+    0x002CE2,
+    0x002CEB,
+    0x002CED,
+    0x002CF2,
+    0x00A640,
+    0x00A642,
+    0x00A644,
+    0x00A646,
+    0x00A648,
+    0x00A64A,
+    0x00A64C,
+    0x00A64E,
+    0x00A650,
+    0x00A652,
+    0x00A654,
+    0x00A656,
+    0x00A658,
+    0x00A65A,
+    0x00A65C,
+    0x00A65E,
+    0x00A660,
+    0x00A662,
+    0x00A664,
+    0x00A666,
+    0x00A668,
+    0x00A66A,
+    0x00A66C,
+    0x00A680,
+    0x00A682,
+    0x00A684,
+    0x00A686,
+    0x00A688,
+    0x00A68A,
+    0x00A68C,
+    0x00A68E,
+    0x00A690,
+    0x00A692,
+    0x00A694,
+    0x00A696,
+    0x00A698,
+    0x00A69A,
+    0x00A722,
+    0x00A724,
+    0x00A726,
+    0x00A728,
+    0x00A72A,
+    0x00A72C,
+    0x00A72E,
+    0x00A732,
+    0x00A734,
+    0x00A736,
+    0x00A738,
+    0x00A73A,
+    0x00A73C,
+    0x00A73E,
+    0x00A740,
+    0x00A742,
+    0x00A744,
+    0x00A746,
+    0x00A748,
+    0x00A74A,
+    0x00A74C,
+    0x00A74E,
+    0x00A750,
+    0x00A752,
+    0x00A754,
+    0x00A756,
+    0x00A758,
+    0x00A75A,
+    0x00A75C,
+    0x00A75E,
+    0x00A760,
+    0x00A762,
+    0x00A764,
+    0x00A766,
+    0x00A768,
+    0x00A76A,
+    0x00A76C,
+    0x00A76E,
+    0x00A779,
+    0x00A77B,
+    0x00A780,
+    0x00A782,
+    0x00A784,
+    0x00A786,
+    0x00A78B,
+    0x00A78D,
+    0x00A790,
+    0x00A792,
+    0x00A796,
+    0x00A798,
+    0x00A79A,
+    0x00A79C,
+    0x00A79E,
+    0x00A7A0,
+    0x00A7A2,
+    0x00A7A4,
+    0x00A7A6,
+    0x00A7A8,
+    0x00A7B6
+  ],
+  ranges: [
+    [0x000041, 0x00005A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000DE],
+    [0x000178, 0x000179],
+    [0x000181, 0x000182],
+    [0x000186, 0x000187],
+    [0x000189, 0x00018B],
+    [0x00018E, 0x000191],
+    [0x000193, 0x000194],
+    [0x000196, 0x000198],
+    [0x00019C, 0x00019D],
+    [0x00019F, 0x0001A0],
+    [0x0001A6, 0x0001A7],
+    [0x0001AE, 0x0001AF],
+    [0x0001B1, 0x0001B3],
+    [0x0001B7, 0x0001B8],
+    [0x0001C4, 0x0001C5],
+    [0x0001C7, 0x0001C8],
+    [0x0001CA, 0x0001CB],
+    [0x0001F1, 0x0001F2],
+    [0x0001F6, 0x0001F8],
+    [0x00023A, 0x00023B],
+    [0x00023D, 0x00023E],
+    [0x000243, 0x000246],
+    [0x000388, 0x00038A],
+    [0x00038E, 0x00038F],
+    [0x000391, 0x0003A1],
+    [0x0003A3, 0x0003AB],
+    [0x0003F9, 0x0003FA],
+    [0x0003FD, 0x00042F],
+    [0x0004C0, 0x0004C1],
+    [0x000531, 0x000556],
+    [0x0010A0, 0x0010C5],
+    [0x0013A0, 0x0013F5],
+    [0x001F08, 0x001F0F],
+    [0x001F18, 0x001F1D],
+    [0x001F28, 0x001F2F],
+    [0x001F38, 0x001F3F],
+    [0x001F48, 0x001F4D],
+    [0x001F68, 0x001F6F],
+    [0x001F88, 0x001F8F],
+    [0x001F98, 0x001F9F],
+    [0x001FA8, 0x001FAF],
+    [0x001FB8, 0x001FBC],
+    [0x001FC8, 0x001FCC],
+    [0x001FD8, 0x001FDB],
+    [0x001FE8, 0x001FEC],
+    [0x001FF8, 0x001FFC],
+    [0x00212A, 0x00212B],
+    [0x002160, 0x00216F],
+    [0x0024B6, 0x0024CF],
+    [0x002C00, 0x002C2E],
+    [0x002C62, 0x002C64],
+    [0x002C6D, 0x002C70],
+    [0x002C7E, 0x002C80],
+    [0x00A77D, 0x00A77E],
+    [0x00A7AA, 0x00A7AE],
+    [0x00A7B0, 0x00A7B4],
+    [0x00FF21, 0x00FF3A],
+    [0x010400, 0x010427],
+    [0x0104B0, 0x0104D3],
+    [0x010C80, 0x010CB2],
+    [0x0118A0, 0x0118BF],
+    [0x01E900, 0x01E921]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Changes_When_Lowercased}+$/u,
+  matchSymbols,
+  "\\p{Changes_When_Lowercased}"
+);
+testPropertyEscapes(
+  /^\p{CWL}+$/u,
+  matchSymbols,
+  "\\p{CWL}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x000101,
+    0x000103,
+    0x000105,
+    0x000107,
+    0x000109,
+    0x00010B,
+    0x00010D,
+    0x00010F,
+    0x000111,
+    0x000113,
+    0x000115,
+    0x000117,
+    0x000119,
+    0x00011B,
+    0x00011D,
+    0x00011F,
+    0x000121,
+    0x000123,
+    0x000125,
+    0x000127,
+    0x000129,
+    0x00012B,
+    0x00012D,
+    0x00012F,
+    0x000131,
+    0x000133,
+    0x000135,
+    0x00013A,
+    0x00013C,
+    0x00013E,
+    0x000140,
+    0x000142,
+    0x000144,
+    0x000146,
+    0x00014B,
+    0x00014D,
+    0x00014F,
+    0x000151,
+    0x000153,
+    0x000155,
+    0x000157,
+    0x000159,
+    0x00015B,
+    0x00015D,
+    0x00015F,
+    0x000161,
+    0x000163,
+    0x000165,
+    0x000167,
+    0x000169,
+    0x00016B,
+    0x00016D,
+    0x00016F,
+    0x000171,
+    0x000173,
+    0x000175,
+    0x000177,
+    0x00017A,
+    0x00017C,
+    0x000183,
+    0x000185,
+    0x000188,
+    0x000192,
+    0x000195,
+    0x00019E,
+    0x0001A1,
+    0x0001A3,
+    0x0001A5,
+    0x0001A8,
+    0x0001AD,
+    0x0001B0,
+    0x0001B4,
+    0x0001B6,
+    0x0001C6,
+    0x0001C9,
+    0x0001CC,
+    0x0001CE,
+    0x0001D0,
+    0x0001D2,
+    0x0001D4,
+    0x0001D6,
+    0x0001D8,
+    0x0001DA,
+    0x0001DF,
+    0x0001E1,
+    0x0001E3,
+    0x0001E5,
+    0x0001E7,
+    0x0001E9,
+    0x0001EB,
+    0x0001ED,
+    0x0001F3,
+    0x0001F5,
+    0x0001F9,
+    0x0001FB,
+    0x0001FD,
+    0x0001FF,
+    0x000201,
+    0x000203,
+    0x000205,
+    0x000207,
+    0x000209,
+    0x00020B,
+    0x00020D,
+    0x00020F,
+    0x000211,
+    0x000213,
+    0x000215,
+    0x000217,
+    0x000219,
+    0x00021B,
+    0x00021D,
+    0x00021F,
+    0x000221,
+    0x000223,
+    0x000225,
+    0x000227,
+    0x000229,
+    0x00022B,
+    0x00022D,
+    0x00022F,
+    0x000231,
+    0x00023C,
+    0x000242,
+    0x000247,
+    0x000249,
+    0x00024B,
+    0x00024D,
+    0x000371,
+    0x000387,
+    0x00038B,
+    0x00038D,
+    0x000390,
+    0x0003A2,
+    0x0003D9,
+    0x0003DB,
+    0x0003DD,
+    0x0003DF,
+    0x0003E1,
+    0x0003E3,
+    0x0003E5,
+    0x0003E7,
+    0x0003E9,
+    0x0003EB,
+    0x0003ED,
+    0x0003F8,
+    0x000461,
+    0x000463,
+    0x000465,
+    0x000467,
+    0x000469,
+    0x00046B,
+    0x00046D,
+    0x00046F,
+    0x000471,
+    0x000473,
+    0x000475,
+    0x000477,
+    0x000479,
+    0x00047B,
+    0x00047D,
+    0x00047F,
+    0x00048B,
+    0x00048D,
+    0x00048F,
+    0x000491,
+    0x000493,
+    0x000495,
+    0x000497,
+    0x000499,
+    0x00049B,
+    0x00049D,
+    0x00049F,
+    0x0004A1,
+    0x0004A3,
+    0x0004A5,
+    0x0004A7,
+    0x0004A9,
+    0x0004AB,
+    0x0004AD,
+    0x0004AF,
+    0x0004B1,
+    0x0004B3,
+    0x0004B5,
+    0x0004B7,
+    0x0004B9,
+    0x0004BB,
+    0x0004BD,
+    0x0004BF,
+    0x0004C2,
+    0x0004C4,
+    0x0004C6,
+    0x0004C8,
+    0x0004CA,
+    0x0004CC,
+    0x0004D1,
+    0x0004D3,
+    0x0004D5,
+    0x0004D7,
+    0x0004D9,
+    0x0004DB,
+    0x0004DD,
+    0x0004DF,
+    0x0004E1,
+    0x0004E3,
+    0x0004E5,
+    0x0004E7,
+    0x0004E9,
+    0x0004EB,
+    0x0004ED,
+    0x0004EF,
+    0x0004F1,
+    0x0004F3,
+    0x0004F5,
+    0x0004F7,
+    0x0004F9,
+    0x0004FB,
+    0x0004FD,
+    0x0004FF,
+    0x000501,
+    0x000503,
+    0x000505,
+    0x000507,
+    0x000509,
+    0x00050B,
+    0x00050D,
+    0x00050F,
+    0x000511,
+    0x000513,
+    0x000515,
+    0x000517,
+    0x000519,
+    0x00051B,
+    0x00051D,
+    0x00051F,
+    0x000521,
+    0x000523,
+    0x000525,
+    0x000527,
+    0x000529,
+    0x00052B,
+    0x00052D,
+    0x0010C6,
+    0x001E01,
+    0x001E03,
+    0x001E05,
+    0x001E07,
+    0x001E09,
+    0x001E0B,
+    0x001E0D,
+    0x001E0F,
+    0x001E11,
+    0x001E13,
+    0x001E15,
+    0x001E17,
+    0x001E19,
+    0x001E1B,
+    0x001E1D,
+    0x001E1F,
+    0x001E21,
+    0x001E23,
+    0x001E25,
+    0x001E27,
+    0x001E29,
+    0x001E2B,
+    0x001E2D,
+    0x001E2F,
+    0x001E31,
+    0x001E33,
+    0x001E35,
+    0x001E37,
+    0x001E39,
+    0x001E3B,
+    0x001E3D,
+    0x001E3F,
+    0x001E41,
+    0x001E43,
+    0x001E45,
+    0x001E47,
+    0x001E49,
+    0x001E4B,
+    0x001E4D,
+    0x001E4F,
+    0x001E51,
+    0x001E53,
+    0x001E55,
+    0x001E57,
+    0x001E59,
+    0x001E5B,
+    0x001E5D,
+    0x001E5F,
+    0x001E61,
+    0x001E63,
+    0x001E65,
+    0x001E67,
+    0x001E69,
+    0x001E6B,
+    0x001E6D,
+    0x001E6F,
+    0x001E71,
+    0x001E73,
+    0x001E75,
+    0x001E77,
+    0x001E79,
+    0x001E7B,
+    0x001E7D,
+    0x001E7F,
+    0x001E81,
+    0x001E83,
+    0x001E85,
+    0x001E87,
+    0x001E89,
+    0x001E8B,
+    0x001E8D,
+    0x001E8F,
+    0x001E91,
+    0x001E93,
+    0x001E9F,
+    0x001EA1,
+    0x001EA3,
+    0x001EA5,
+    0x001EA7,
+    0x001EA9,
+    0x001EAB,
+    0x001EAD,
+    0x001EAF,
+    0x001EB1,
+    0x001EB3,
+    0x001EB5,
+    0x001EB7,
+    0x001EB9,
+    0x001EBB,
+    0x001EBD,
+    0x001EBF,
+    0x001EC1,
+    0x001EC3,
+    0x001EC5,
+    0x001EC7,
+    0x001EC9,
+    0x001ECB,
+    0x001ECD,
+    0x001ECF,
+    0x001ED1,
+    0x001ED3,
+    0x001ED5,
+    0x001ED7,
+    0x001ED9,
+    0x001EDB,
+    0x001EDD,
+    0x001EDF,
+    0x001EE1,
+    0x001EE3,
+    0x001EE5,
+    0x001EE7,
+    0x001EE9,
+    0x001EEB,
+    0x001EED,
+    0x001EEF,
+    0x001EF1,
+    0x001EF3,
+    0x001EF5,
+    0x001EF7,
+    0x001EF9,
+    0x001EFB,
+    0x001EFD,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x002C61,
+    0x002C68,
+    0x002C6A,
+    0x002C6C,
+    0x002C71,
+    0x002C81,
+    0x002C83,
+    0x002C85,
+    0x002C87,
+    0x002C89,
+    0x002C8B,
+    0x002C8D,
+    0x002C8F,
+    0x002C91,
+    0x002C93,
+    0x002C95,
+    0x002C97,
+    0x002C99,
+    0x002C9B,
+    0x002C9D,
+    0x002C9F,
+    0x002CA1,
+    0x002CA3,
+    0x002CA5,
+    0x002CA7,
+    0x002CA9,
+    0x002CAB,
+    0x002CAD,
+    0x002CAF,
+    0x002CB1,
+    0x002CB3,
+    0x002CB5,
+    0x002CB7,
+    0x002CB9,
+    0x002CBB,
+    0x002CBD,
+    0x002CBF,
+    0x002CC1,
+    0x002CC3,
+    0x002CC5,
+    0x002CC7,
+    0x002CC9,
+    0x002CCB,
+    0x002CCD,
+    0x002CCF,
+    0x002CD1,
+    0x002CD3,
+    0x002CD5,
+    0x002CD7,
+    0x002CD9,
+    0x002CDB,
+    0x002CDD,
+    0x002CDF,
+    0x002CE1,
+    0x002CEC,
+    0x00A641,
+    0x00A643,
+    0x00A645,
+    0x00A647,
+    0x00A649,
+    0x00A64B,
+    0x00A64D,
+    0x00A64F,
+    0x00A651,
+    0x00A653,
+    0x00A655,
+    0x00A657,
+    0x00A659,
+    0x00A65B,
+    0x00A65D,
+    0x00A65F,
+    0x00A661,
+    0x00A663,
+    0x00A665,
+    0x00A667,
+    0x00A669,
+    0x00A66B,
+    0x00A681,
+    0x00A683,
+    0x00A685,
+    0x00A687,
+    0x00A689,
+    0x00A68B,
+    0x00A68D,
+    0x00A68F,
+    0x00A691,
+    0x00A693,
+    0x00A695,
+    0x00A697,
+    0x00A699,
+    0x00A723,
+    0x00A725,
+    0x00A727,
+    0x00A729,
+    0x00A72B,
+    0x00A72D,
+    0x00A733,
+    0x00A735,
+    0x00A737,
+    0x00A739,
+    0x00A73B,
+    0x00A73D,
+    0x00A73F,
+    0x00A741,
+    0x00A743,
+    0x00A745,
+    0x00A747,
+    0x00A749,
+    0x00A74B,
+    0x00A74D,
+    0x00A74F,
+    0x00A751,
+    0x00A753,
+    0x00A755,
+    0x00A757,
+    0x00A759,
+    0x00A75B,
+    0x00A75D,
+    0x00A75F,
+    0x00A761,
+    0x00A763,
+    0x00A765,
+    0x00A767,
+    0x00A769,
+    0x00A76B,
+    0x00A76D,
+    0x00A77A,
+    0x00A77C,
+    0x00A77F,
+    0x00A781,
+    0x00A783,
+    0x00A785,
+    0x00A78C,
+    0x00A791,
+    0x00A797,
+    0x00A799,
+    0x00A79B,
+    0x00A79D,
+    0x00A79F,
+    0x00A7A1,
+    0x00A7A3,
+    0x00A7A5,
+    0x00A7A7,
+    0x00A7A9,
+    0x00A7AF,
+    0x00A7B5
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000040],
+    [0x00005B, 0x0000BF],
+    [0x0000DF, 0x0000FF],
+    [0x000137, 0x000138],
+    [0x000148, 0x000149],
+    [0x00017E, 0x000180],
+    [0x00018C, 0x00018D],
+    [0x000199, 0x00019B],
+    [0x0001AA, 0x0001AB],
+    [0x0001B9, 0x0001BB],
+    [0x0001BD, 0x0001C3],
+    [0x0001DC, 0x0001DD],
+    [0x0001EF, 0x0001F0],
+    [0x000233, 0x000239],
+    [0x00023F, 0x000240],
+    [0x00024F, 0x00036F],
+    [0x000373, 0x000375],
+    [0x000377, 0x00037E],
+    [0x000380, 0x000385],
+    [0x0003AC, 0x0003CE],
+    [0x0003D0, 0x0003D7],
+    [0x0003EF, 0x0003F3],
+    [0x0003F5, 0x0003F6],
+    [0x0003FB, 0x0003FC],
+    [0x000430, 0x00045F],
+    [0x000481, 0x000489],
+    [0x0004CE, 0x0004CF],
+    [0x00052F, 0x000530],
+    [0x000557, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x00139F],
+    [0x0013F6, 0x001DFF],
+    [0x001E95, 0x001E9D],
+    [0x001EFF, 0x001F07],
+    [0x001F10, 0x001F17],
+    [0x001F1E, 0x001F27],
+    [0x001F30, 0x001F37],
+    [0x001F40, 0x001F47],
+    [0x001F4E, 0x001F58],
+    [0x001F60, 0x001F67],
+    [0x001F70, 0x001F87],
+    [0x001F90, 0x001F97],
+    [0x001FA0, 0x001FA7],
+    [0x001FB0, 0x001FB7],
+    [0x001FBD, 0x001FC7],
+    [0x001FCD, 0x001FD7],
+    [0x001FDC, 0x001FE7],
+    [0x001FED, 0x001FF7],
+    [0x001FFD, 0x002125],
+    [0x002127, 0x002129],
+    [0x00212C, 0x002131],
+    [0x002133, 0x00215F],
+    [0x002170, 0x002182],
+    [0x002184, 0x0024B5],
+    [0x0024D0, 0x002BFF],
+    [0x002C2F, 0x002C5F],
+    [0x002C65, 0x002C66],
+    [0x002C73, 0x002C74],
+    [0x002C76, 0x002C7D],
+    [0x002CE3, 0x002CEA],
+    [0x002CEE, 0x002CF1],
+    [0x002CF3, 0x00A63F],
+    [0x00A66D, 0x00A67F],
+    [0x00A69B, 0x00A721],
+    [0x00A72F, 0x00A731],
+    [0x00A76F, 0x00A778],
+    [0x00A787, 0x00A78A],
+    [0x00A78E, 0x00A78F],
+    [0x00A793, 0x00A795],
+    [0x00A7B7, 0x00DBFF],
+    [0x00E000, 0x00FF20],
+    [0x00FF3B, 0x0103FF],
+    [0x010428, 0x0104AF],
+    [0x0104D4, 0x010C7F],
+    [0x010CB3, 0x01189F],
+    [0x0118C0, 0x01E8FF],
+    [0x01E922, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Changes_When_Lowercased}+$/u,
+  nonMatchSymbols,
+  "\\P{Changes_When_Lowercased}"
+);
+testPropertyEscapes(
+  /^\P{CWL}+$/u,
+  nonMatchSymbols,
+  "\\P{CWL}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Changes_When_NFKC_Casefolded.js b/test/built-ins/RegExp/property-escapes/Changes_When_NFKC_Casefolded.js
new file mode 100644
index 0000000000000000000000000000000000000000..eee29d2684d06d104ad32fd253b3284b9a5e0711
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Changes_When_NFKC_Casefolded.js
@@ -0,0 +1,1681 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Changes_When_NFKC_Casefolded`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000A0,
+    0x0000A8,
+    0x0000AA,
+    0x0000AD,
+    0x0000AF,
+    0x000100,
+    0x000102,
+    0x000104,
+    0x000106,
+    0x000108,
+    0x00010A,
+    0x00010C,
+    0x00010E,
+    0x000110,
+    0x000112,
+    0x000114,
+    0x000116,
+    0x000118,
+    0x00011A,
+    0x00011C,
+    0x00011E,
+    0x000120,
+    0x000122,
+    0x000124,
+    0x000126,
+    0x000128,
+    0x00012A,
+    0x00012C,
+    0x00012E,
+    0x000130,
+    0x000136,
+    0x000139,
+    0x00013B,
+    0x00013D,
+    0x000143,
+    0x000145,
+    0x000147,
+    0x00014C,
+    0x00014E,
+    0x000150,
+    0x000152,
+    0x000154,
+    0x000156,
+    0x000158,
+    0x00015A,
+    0x00015C,
+    0x00015E,
+    0x000160,
+    0x000162,
+    0x000164,
+    0x000166,
+    0x000168,
+    0x00016A,
+    0x00016C,
+    0x00016E,
+    0x000170,
+    0x000172,
+    0x000174,
+    0x000176,
+    0x00017B,
+    0x00017D,
+    0x00017F,
+    0x000184,
+    0x0001A2,
+    0x0001A4,
+    0x0001A9,
+    0x0001AC,
+    0x0001B5,
+    0x0001BC,
+    0x0001CF,
+    0x0001D1,
+    0x0001D3,
+    0x0001D5,
+    0x0001D7,
+    0x0001D9,
+    0x0001DB,
+    0x0001DE,
+    0x0001E0,
+    0x0001E2,
+    0x0001E4,
+    0x0001E6,
+    0x0001E8,
+    0x0001EA,
+    0x0001EC,
+    0x0001EE,
+    0x0001FA,
+    0x0001FC,
+    0x0001FE,
+    0x000200,
+    0x000202,
+    0x000204,
+    0x000206,
+    0x000208,
+    0x00020A,
+    0x00020C,
+    0x00020E,
+    0x000210,
+    0x000212,
+    0x000214,
+    0x000216,
+    0x000218,
+    0x00021A,
+    0x00021C,
+    0x00021E,
+    0x000220,
+    0x000222,
+    0x000224,
+    0x000226,
+    0x000228,
+    0x00022A,
+    0x00022C,
+    0x00022E,
+    0x000230,
+    0x000232,
+    0x000241,
+    0x000248,
+    0x00024A,
+    0x00024C,
+    0x00024E,
+    0x00034F,
+    0x000370,
+    0x000372,
+    0x000374,
+    0x000376,
+    0x00037A,
+    0x00038C,
+    0x0003C2,
+    0x0003D8,
+    0x0003DA,
+    0x0003DC,
+    0x0003DE,
+    0x0003E0,
+    0x0003E2,
+    0x0003E4,
+    0x0003E6,
+    0x0003E8,
+    0x0003EA,
+    0x0003EC,
+    0x0003EE,
+    0x0003F7,
+    0x000460,
+    0x000462,
+    0x000464,
+    0x000466,
+    0x000468,
+    0x00046A,
+    0x00046C,
+    0x00046E,
+    0x000470,
+    0x000472,
+    0x000474,
+    0x000476,
+    0x000478,
+    0x00047A,
+    0x00047C,
+    0x00047E,
+    0x000480,
+    0x00048A,
+    0x00048C,
+    0x00048E,
+    0x000490,
+    0x000492,
+    0x000494,
+    0x000496,
+    0x000498,
+    0x00049A,
+    0x00049C,
+    0x00049E,
+    0x0004A0,
+    0x0004A2,
+    0x0004A4,
+    0x0004A6,
+    0x0004A8,
+    0x0004AA,
+    0x0004AC,
+    0x0004AE,
+    0x0004B0,
+    0x0004B2,
+    0x0004B4,
+    0x0004B6,
+    0x0004B8,
+    0x0004BA,
+    0x0004BC,
+    0x0004BE,
+    0x0004C3,
+    0x0004C5,
+    0x0004C7,
+    0x0004C9,
+    0x0004CB,
+    0x0004CD,
+    0x0004D0,
+    0x0004D2,
+    0x0004D4,
+    0x0004D6,
+    0x0004D8,
+    0x0004DA,
+    0x0004DC,
+    0x0004DE,
+    0x0004E0,
+    0x0004E2,
+    0x0004E4,
+    0x0004E6,
+    0x0004E8,
+    0x0004EA,
+    0x0004EC,
+    0x0004EE,
+    0x0004F0,
+    0x0004F2,
+    0x0004F4,
+    0x0004F6,
+    0x0004F8,
+    0x0004FA,
+    0x0004FC,
+    0x0004FE,
+    0x000500,
+    0x000502,
+    0x000504,
+    0x000506,
+    0x000508,
+    0x00050A,
+    0x00050C,
+    0x00050E,
+    0x000510,
+    0x000512,
+    0x000514,
+    0x000516,
+    0x000518,
+    0x00051A,
+    0x00051C,
+    0x00051E,
+    0x000520,
+    0x000522,
+    0x000524,
+    0x000526,
+    0x000528,
+    0x00052A,
+    0x00052C,
+    0x00052E,
+    0x000587,
+    0x00061C,
+    0x0009DF,
+    0x000A33,
+    0x000A36,
+    0x000A5E,
+    0x000E33,
+    0x000EB3,
+    0x000F0C,
+    0x000F43,
+    0x000F4D,
+    0x000F52,
+    0x000F57,
+    0x000F5C,
+    0x000F69,
+    0x000F73,
+    0x000F81,
+    0x000F93,
+    0x000F9D,
+    0x000FA2,
+    0x000FA7,
+    0x000FAC,
+    0x000FB9,
+    0x0010C7,
+    0x0010CD,
+    0x0010FC,
+    0x001D78,
+    0x001E00,
+    0x001E02,
+    0x001E04,
+    0x001E06,
+    0x001E08,
+    0x001E0A,
+    0x001E0C,
+    0x001E0E,
+    0x001E10,
+    0x001E12,
+    0x001E14,
+    0x001E16,
+    0x001E18,
+    0x001E1A,
+    0x001E1C,
+    0x001E1E,
+    0x001E20,
+    0x001E22,
+    0x001E24,
+    0x001E26,
+    0x001E28,
+    0x001E2A,
+    0x001E2C,
+    0x001E2E,
+    0x001E30,
+    0x001E32,
+    0x001E34,
+    0x001E36,
+    0x001E38,
+    0x001E3A,
+    0x001E3C,
+    0x001E3E,
+    0x001E40,
+    0x001E42,
+    0x001E44,
+    0x001E46,
+    0x001E48,
+    0x001E4A,
+    0x001E4C,
+    0x001E4E,
+    0x001E50,
+    0x001E52,
+    0x001E54,
+    0x001E56,
+    0x001E58,
+    0x001E5A,
+    0x001E5C,
+    0x001E5E,
+    0x001E60,
+    0x001E62,
+    0x001E64,
+    0x001E66,
+    0x001E68,
+    0x001E6A,
+    0x001E6C,
+    0x001E6E,
+    0x001E70,
+    0x001E72,
+    0x001E74,
+    0x001E76,
+    0x001E78,
+    0x001E7A,
+    0x001E7C,
+    0x001E7E,
+    0x001E80,
+    0x001E82,
+    0x001E84,
+    0x001E86,
+    0x001E88,
+    0x001E8A,
+    0x001E8C,
+    0x001E8E,
+    0x001E90,
+    0x001E92,
+    0x001E94,
+    0x001E9E,
+    0x001EA0,
+    0x001EA2,
+    0x001EA4,
+    0x001EA6,
+    0x001EA8,
+    0x001EAA,
+    0x001EAC,
+    0x001EAE,
+    0x001EB0,
+    0x001EB2,
+    0x001EB4,
+    0x001EB6,
+    0x001EB8,
+    0x001EBA,
+    0x001EBC,
+    0x001EBE,
+    0x001EC0,
+    0x001EC2,
+    0x001EC4,
+    0x001EC6,
+    0x001EC8,
+    0x001ECA,
+    0x001ECC,
+    0x001ECE,
+    0x001ED0,
+    0x001ED2,
+    0x001ED4,
+    0x001ED6,
+    0x001ED8,
+    0x001EDA,
+    0x001EDC,
+    0x001EDE,
+    0x001EE0,
+    0x001EE2,
+    0x001EE4,
+    0x001EE6,
+    0x001EE8,
+    0x001EEA,
+    0x001EEC,
+    0x001EEE,
+    0x001EF0,
+    0x001EF2,
+    0x001EF4,
+    0x001EF6,
+    0x001EF8,
+    0x001EFA,
+    0x001EFC,
+    0x001EFE,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x001F5F,
+    0x001F71,
+    0x001F73,
+    0x001F75,
+    0x001F77,
+    0x001F79,
+    0x001F7B,
+    0x001F7D,
+    0x001FD3,
+    0x001FE3,
+    0x002011,
+    0x002017,
+    0x00203C,
+    0x00203E,
+    0x002057,
+    0x0020A8,
+    0x002124,
+    0x002126,
+    0x002128,
+    0x002183,
+    0x002189,
+    0x002A0C,
+    0x002ADC,
+    0x002C60,
+    0x002C67,
+    0x002C69,
+    0x002C6B,
+    0x002C72,
+    0x002C75,
+    0x002C82,
+    0x002C84,
+    0x002C86,
+    0x002C88,
+    0x002C8A,
+    0x002C8C,
+    0x002C8E,
+    0x002C90,
+    0x002C92,
+    0x002C94,
+    0x002C96,
+    0x002C98,
+    0x002C9A,
+    0x002C9C,
+    0x002C9E,
+    0x002CA0,
+    0x002CA2,
+    0x002CA4,
+    0x002CA6,
+    0x002CA8,
+    0x002CAA,
+    0x002CAC,
+    0x002CAE,
+    0x002CB0,
+    0x002CB2,
+    0x002CB4,
+    0x002CB6,
+    0x002CB8,
+    0x002CBA,
+    0x002CBC,
+    0x002CBE,
+    0x002CC0,
+    0x002CC2,
+    0x002CC4,
+    0x002CC6,
+    0x002CC8,
+    0x002CCA,
+    0x002CCC,
+    0x002CCE,
+    0x002CD0,
+    0x002CD2,
+    0x002CD4,
+    0x002CD6,
+    0x002CD8,
+    0x002CDA,
+    0x002CDC,
+    0x002CDE,
+    0x002CE0,
+    0x002CE2,
+    0x002CEB,
+    0x002CED,
+    0x002CF2,
+    0x002D6F,
+    0x002E9F,
+    0x002EF3,
+    0x003000,
+    0x003036,
+    0x00309F,
+    0x0030FF,
+    0x00A640,
+    0x00A642,
+    0x00A644,
+    0x00A646,
+    0x00A648,
+    0x00A64A,
+    0x00A64C,
+    0x00A64E,
+    0x00A650,
+    0x00A652,
+    0x00A654,
+    0x00A656,
+    0x00A658,
+    0x00A65A,
+    0x00A65C,
+    0x00A65E,
+    0x00A660,
+    0x00A662,
+    0x00A664,
+    0x00A666,
+    0x00A668,
+    0x00A66A,
+    0x00A66C,
+    0x00A680,
+    0x00A682,
+    0x00A684,
+    0x00A686,
+    0x00A688,
+    0x00A68A,
+    0x00A68C,
+    0x00A68E,
+    0x00A690,
+    0x00A692,
+    0x00A694,
+    0x00A696,
+    0x00A698,
+    0x00A69A,
+    0x00A722,
+    0x00A724,
+    0x00A726,
+    0x00A728,
+    0x00A72A,
+    0x00A72C,
+    0x00A72E,
+    0x00A732,
+    0x00A734,
+    0x00A736,
+    0x00A738,
+    0x00A73A,
+    0x00A73C,
+    0x00A73E,
+    0x00A740,
+    0x00A742,
+    0x00A744,
+    0x00A746,
+    0x00A748,
+    0x00A74A,
+    0x00A74C,
+    0x00A74E,
+    0x00A750,
+    0x00A752,
+    0x00A754,
+    0x00A756,
+    0x00A758,
+    0x00A75A,
+    0x00A75C,
+    0x00A75E,
+    0x00A760,
+    0x00A762,
+    0x00A764,
+    0x00A766,
+    0x00A768,
+    0x00A76A,
+    0x00A76C,
+    0x00A76E,
+    0x00A770,
+    0x00A779,
+    0x00A77B,
+    0x00A780,
+    0x00A782,
+    0x00A784,
+    0x00A786,
+    0x00A78B,
+    0x00A78D,
+    0x00A790,
+    0x00A792,
+    0x00A796,
+    0x00A798,
+    0x00A79A,
+    0x00A79C,
+    0x00A79E,
+    0x00A7A0,
+    0x00A7A2,
+    0x00A7A4,
+    0x00A7A6,
+    0x00A7A8,
+    0x00A7B6,
+    0x00FA10,
+    0x00FA12,
+    0x00FA20,
+    0x00FA22,
+    0x00FB1D,
+    0x00FB3E,
+    0x00FE74,
+    0x00FEFF,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546,
+    0x01EE24,
+    0x01EE27,
+    0x01EE39,
+    0x01EE3B,
+    0x01EE42,
+    0x01EE47,
+    0x01EE49,
+    0x01EE4B,
+    0x01EE54,
+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E,
+    0x01F190
+  ],
+  ranges: [
+    [0x000041, 0x00005A],
+    [0x0000B2, 0x0000B5],
+    [0x0000B8, 0x0000BA],
+    [0x0000BC, 0x0000BE],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000DF],
+    [0x000132, 0x000134],
+    [0x00013F, 0x000141],
+    [0x000149, 0x00014A],
+    [0x000178, 0x000179],
+    [0x000181, 0x000182],
+    [0x000186, 0x000187],
+    [0x000189, 0x00018B],
+    [0x00018E, 0x000191],
+    [0x000193, 0x000194],
+    [0x000196, 0x000198],
+    [0x00019C, 0x00019D],
+    [0x00019F, 0x0001A0],
+    [0x0001A6, 0x0001A7],
+    [0x0001AE, 0x0001AF],
+    [0x0001B1, 0x0001B3],
+    [0x0001B7, 0x0001B8],
+    [0x0001C4, 0x0001CD],
+    [0x0001F1, 0x0001F4],
+    [0x0001F6, 0x0001F8],
+    [0x00023A, 0x00023B],
+    [0x00023D, 0x00023E],
+    [0x000243, 0x000246],
+    [0x0002B0, 0x0002B8],
+    [0x0002D8, 0x0002DD],
+    [0x0002E0, 0x0002E4],
+    [0x000340, 0x000341],
+    [0x000343, 0x000345],
+    [0x00037E, 0x00037F],
+    [0x000384, 0x00038A],
+    [0x00038E, 0x00038F],
+    [0x000391, 0x0003A1],
+    [0x0003A3, 0x0003AB],
+    [0x0003CF, 0x0003D6],
+    [0x0003F0, 0x0003F2],
+    [0x0003F4, 0x0003F5],
+    [0x0003F9, 0x0003FA],
+    [0x0003FD, 0x00042F],
+    [0x0004C0, 0x0004C1],
+    [0x000531, 0x000556],
+    [0x000675, 0x000678],
+    [0x000958, 0x00095F],
+    [0x0009DC, 0x0009DD],
+    [0x000A59, 0x000A5B],
+    [0x000B5C, 0x000B5D],
+    [0x000EDC, 0x000EDD],
+    [0x000F75, 0x000F79],
+    [0x0010A0, 0x0010C5],
+    [0x00115F, 0x001160],
+    [0x0013F8, 0x0013FD],
+    [0x0017B4, 0x0017B5],
+    [0x00180B, 0x00180E],
+    [0x001C80, 0x001C88],
+    [0x001D2C, 0x001D2E],
+    [0x001D30, 0x001D3A],
+    [0x001D3C, 0x001D4D],
+    [0x001D4F, 0x001D6A],
+    [0x001D9B, 0x001DBF],
+    [0x001E9A, 0x001E9B],
+    [0x001F08, 0x001F0F],
+    [0x001F18, 0x001F1D],
+    [0x001F28, 0x001F2F],
+    [0x001F38, 0x001F3F],
+    [0x001F48, 0x001F4D],
+    [0x001F68, 0x001F6F],
+    [0x001F80, 0x001FAF],
+    [0x001FB2, 0x001FB4],
+    [0x001FB7, 0x001FC4],
+    [0x001FC7, 0x001FCF],
+    [0x001FD8, 0x001FDB],
+    [0x001FDD, 0x001FDF],
+    [0x001FE8, 0x001FEF],
+    [0x001FF2, 0x001FF4],
+    [0x001FF7, 0x001FFE],
+    [0x002000, 0x00200F],
+    [0x002024, 0x002026],
+    [0x00202A, 0x00202F],
+    [0x002033, 0x002034],
+    [0x002036, 0x002037],
+    [0x002047, 0x002049],
+    [0x00205F, 0x002071],
+    [0x002074, 0x00208E],
+    [0x002090, 0x00209C],
+    [0x002100, 0x002103],
+    [0x002105, 0x002107],
+    [0x002109, 0x002113],
+    [0x002115, 0x002116],
+    [0x002119, 0x00211D],
+    [0x002120, 0x002122],
+    [0x00212A, 0x00212D],
+    [0x00212F, 0x002139],
+    [0x00213B, 0x002140],
+    [0x002145, 0x002149],
+    [0x002150, 0x00217F],
+    [0x00222C, 0x00222D],
+    [0x00222F, 0x002230],
+    [0x002329, 0x00232A],
+    [0x002460, 0x0024EA],
+    [0x002A74, 0x002A76],
+    [0x002C00, 0x002C2E],
+    [0x002C62, 0x002C64],
+    [0x002C6D, 0x002C70],
+    [0x002C7C, 0x002C80],
+    [0x002F00, 0x002FD5],
+    [0x003038, 0x00303A],
+    [0x00309B, 0x00309C],
+    [0x003131, 0x00318E],
+    [0x003192, 0x00319F],
+    [0x003200, 0x00321E],
+    [0x003220, 0x003247],
+    [0x003250, 0x00327E],
+    [0x003280, 0x0032FE],
+    [0x003300, 0x0033FF],
+    [0x00A69C, 0x00A69D],
+    [0x00A77D, 0x00A77E],
+    [0x00A7AA, 0x00A7AE],
+    [0x00A7B0, 0x00A7B4],
+    [0x00A7F8, 0x00A7F9],
+    [0x00AB5C, 0x00AB5F],
+    [0x00AB70, 0x00ABBF],
+    [0x00F900, 0x00FA0D],
+    [0x00FA15, 0x00FA1E],
+    [0x00FA25, 0x00FA26],
+    [0x00FA2A, 0x00FA6D],
+    [0x00FA70, 0x00FAD9],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FB1F, 0x00FB36],
+    [0x00FB38, 0x00FB3C],
+    [0x00FB40, 0x00FB41],
+    [0x00FB43, 0x00FB44],
+    [0x00FB46, 0x00FBB1],
+    [0x00FBD3, 0x00FD3D],
+    [0x00FD50, 0x00FD8F],
+    [0x00FD92, 0x00FDC7],
+    [0x00FDF0, 0x00FDFC],
+    [0x00FE00, 0x00FE19],
+    [0x00FE30, 0x00FE44],
+    [0x00FE47, 0x00FE52],
+    [0x00FE54, 0x00FE66],
+    [0x00FE68, 0x00FE6B],
+    [0x00FE70, 0x00FE72],
+    [0x00FE76, 0x00FEFC],
+    [0x00FF01, 0x00FFBE],
+    [0x00FFC2, 0x00FFC7],
+    [0x00FFCA, 0x00FFCF],
+    [0x00FFD2, 0x00FFD7],
+    [0x00FFDA, 0x00FFDC],
+    [0x00FFE0, 0x00FFE6],
+    [0x00FFE8, 0x00FFEE],
+    [0x00FFF0, 0x00FFF8],
+    [0x010400, 0x010427],
+    [0x0104B0, 0x0104D3],
+    [0x010C80, 0x010CB2],
+    [0x0118A0, 0x0118BF],
+    [0x01BCA0, 0x01BCA3],
+    [0x01D15E, 0x01D164],
+    [0x01D173, 0x01D17A],
+    [0x01D1BB, 0x01D1C0],
+    [0x01D400, 0x01D454],
+    [0x01D456, 0x01D49C],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D51E, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D552, 0x01D6A5],
+    [0x01D6A8, 0x01D7CB],
+    [0x01D7CE, 0x01D7FF],
+    [0x01E900, 0x01E921],
+    [0x01EE00, 0x01EE03],
+    [0x01EE05, 0x01EE1F],
+    [0x01EE21, 0x01EE22],
+    [0x01EE29, 0x01EE32],
+    [0x01EE34, 0x01EE37],
+    [0x01EE4D, 0x01EE4F],
+    [0x01EE51, 0x01EE52],
+    [0x01EE61, 0x01EE62],
+    [0x01EE67, 0x01EE6A],
+    [0x01EE6C, 0x01EE72],
+    [0x01EE74, 0x01EE77],
+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x01F100, 0x01F10A],
+    [0x01F110, 0x01F12E],
+    [0x01F130, 0x01F14F],
+    [0x01F16A, 0x01F16B],
+    [0x01F200, 0x01F202],
+    [0x01F210, 0x01F23B],
+    [0x01F240, 0x01F248],
+    [0x01F250, 0x01F251],
+    [0x02F800, 0x02FA1D],
+    [0x0E0000, 0x0E0FFF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Changes_When_NFKC_Casefolded}+$/u,
+  matchSymbols,
+  "\\p{Changes_When_NFKC_Casefolded}"
+);
+testPropertyEscapes(
+  /^\p{CWKCF}+$/u,
+  matchSymbols,
+  "\\p{CWKCF}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000A9,
+    0x0000AE,
+    0x0000BB,
+    0x0000BF,
+    0x0000D7,
+    0x000101,
+    0x000103,
+    0x000105,
+    0x000107,
+    0x000109,
+    0x00010B,
+    0x00010D,
+    0x00010F,
+    0x000111,
+    0x000113,
+    0x000115,
+    0x000117,
+    0x000119,
+    0x00011B,
+    0x00011D,
+    0x00011F,
+    0x000121,
+    0x000123,
+    0x000125,
+    0x000127,
+    0x000129,
+    0x00012B,
+    0x00012D,
+    0x00012F,
+    0x000131,
+    0x000135,
+    0x00013A,
+    0x00013C,
+    0x00013E,
+    0x000142,
+    0x000144,
+    0x000146,
+    0x000148,
+    0x00014B,
+    0x00014D,
+    0x00014F,
+    0x000151,
+    0x000153,
+    0x000155,
+    0x000157,
+    0x000159,
+    0x00015B,
+    0x00015D,
+    0x00015F,
+    0x000161,
+    0x000163,
+    0x000165,
+    0x000167,
+    0x000169,
+    0x00016B,
+    0x00016D,
+    0x00016F,
+    0x000171,
+    0x000173,
+    0x000175,
+    0x000177,
+    0x00017A,
+    0x00017C,
+    0x00017E,
+    0x000180,
+    0x000183,
+    0x000185,
+    0x000188,
+    0x000192,
+    0x000195,
+    0x00019E,
+    0x0001A1,
+    0x0001A3,
+    0x0001A5,
+    0x0001A8,
+    0x0001AD,
+    0x0001B0,
+    0x0001B4,
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+    0x0001D0,
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+    0x0001D4,
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+    0x0001EB,
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+    0x0001F5,
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+    0x0003EB,
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+    0x000471,
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+    0x00048B,
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+    0x000491,
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+    0x000495,
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+    0x0004FD,
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+    0x000501,
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+    0x000507,
+    0x000509,
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+    0x00050F,
+    0x000511,
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+    0x000517,
+    0x000519,
+    0x00051B,
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+    0x000521,
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+    0x000525,
+    0x000527,
+    0x000529,
+    0x00052B,
+    0x00052D,
+    0x0009DE,
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+    0x0010C6,
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+    0x001E89,
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+    0x001E91,
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+    0x001E9F,
+    0x001EA1,
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+    0x001EA5,
+    0x001EA7,
+    0x001EA9,
+    0x001EAB,
+    0x001EAD,
+    0x001EAF,
+    0x001EB1,
+    0x001EB3,
+    0x001EB5,
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+    0x001EBB,
+    0x001EBD,
+    0x001EBF,
+    0x001EC1,
+    0x001EC3,
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+    0x001ECD,
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+    0x001ED1,
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+    0x001ED5,
+    0x001ED7,
+    0x001ED9,
+    0x001EDB,
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+    0x001EEB,
+    0x001EED,
+    0x001EEF,
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+    0x001EFD,
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+    0x001F74,
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+    0x001F78,
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+    0x002035,
+    0x00203D,
+    0x00208F,
+    0x002104,
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+    0x002C61,
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+    0x002C87,
+    0x002C89,
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+    0x002C91,
+    0x002C93,
+    0x002C95,
+    0x002C97,
+    0x002C99,
+    0x002C9B,
+    0x002C9D,
+    0x002C9F,
+    0x002CA1,
+    0x002CA3,
+    0x002CA5,
+    0x002CA7,
+    0x002CA9,
+    0x002CAB,
+    0x002CAD,
+    0x002CAF,
+    0x002CB1,
+    0x002CB3,
+    0x002CB5,
+    0x002CB7,
+    0x002CB9,
+    0x002CBB,
+    0x002CBD,
+    0x002CBF,
+    0x002CC1,
+    0x002CC3,
+    0x002CC5,
+    0x002CC7,
+    0x002CC9,
+    0x002CCB,
+    0x002CCD,
+    0x002CCF,
+    0x002CD1,
+    0x002CD3,
+    0x002CD5,
+    0x002CD7,
+    0x002CD9,
+    0x002CDB,
+    0x002CDD,
+    0x002CDF,
+    0x002CE1,
+    0x002CEC,
+    0x003037,
+    0x00321F,
+    0x00327F,
+    0x0032FF,
+    0x00A641,
+    0x00A643,
+    0x00A645,
+    0x00A647,
+    0x00A649,
+    0x00A64B,
+    0x00A64D,
+    0x00A64F,
+    0x00A651,
+    0x00A653,
+    0x00A655,
+    0x00A657,
+    0x00A659,
+    0x00A65B,
+    0x00A65D,
+    0x00A65F,
+    0x00A661,
+    0x00A663,
+    0x00A665,
+    0x00A667,
+    0x00A669,
+    0x00A66B,
+    0x00A681,
+    0x00A683,
+    0x00A685,
+    0x00A687,
+    0x00A689,
+    0x00A68B,
+    0x00A68D,
+    0x00A68F,
+    0x00A691,
+    0x00A693,
+    0x00A695,
+    0x00A697,
+    0x00A699,
+    0x00A69B,
+    0x00A723,
+    0x00A725,
+    0x00A727,
+    0x00A729,
+    0x00A72B,
+    0x00A72D,
+    0x00A733,
+    0x00A735,
+    0x00A737,
+    0x00A739,
+    0x00A73B,
+    0x00A73D,
+    0x00A73F,
+    0x00A741,
+    0x00A743,
+    0x00A745,
+    0x00A747,
+    0x00A749,
+    0x00A74B,
+    0x00A74D,
+    0x00A74F,
+    0x00A751,
+    0x00A753,
+    0x00A755,
+    0x00A757,
+    0x00A759,
+    0x00A75B,
+    0x00A75D,
+    0x00A75F,
+    0x00A761,
+    0x00A763,
+    0x00A765,
+    0x00A767,
+    0x00A769,
+    0x00A76B,
+    0x00A76D,
+    0x00A76F,
+    0x00A77A,
+    0x00A77C,
+    0x00A77F,
+    0x00A781,
+    0x00A783,
+    0x00A785,
+    0x00A78C,
+    0x00A791,
+    0x00A797,
+    0x00A799,
+    0x00A79B,
+    0x00A79D,
+    0x00A79F,
+    0x00A7A1,
+    0x00A7A3,
+    0x00A7A5,
+    0x00A7A7,
+    0x00A7A9,
+    0x00A7AF,
+    0x00A7B5,
+    0x00FA11,
+    0x00FA1F,
+    0x00FA21,
+    0x00FB1E,
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45,
+    0x00FE53,
+    0x00FE67,
+    0x00FE73,
+    0x00FE75,
+    0x00FF00,
+    0x00FFE7,
+    0x00FFEF,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01EE04,
+    0x01EE20,
+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA,
+    0x01F12F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000040],
+    [0x00005B, 0x00009F],
+    [0x0000A1, 0x0000A7],
+    [0x0000AB, 0x0000AC],
+    [0x0000B0, 0x0000B1],
+    [0x0000B6, 0x0000B7],
+    [0x0000E0, 0x0000FF],
+    [0x000137, 0x000138],
+    [0x00018C, 0x00018D],
+    [0x000199, 0x00019B],
+    [0x0001AA, 0x0001AB],
+    [0x0001B9, 0x0001BB],
+    [0x0001BD, 0x0001C3],
+    [0x0001DC, 0x0001DD],
+    [0x0001EF, 0x0001F0],
+    [0x000233, 0x000239],
+    [0x00023F, 0x000240],
+    [0x00024F, 0x0002AF],
+    [0x0002B9, 0x0002D7],
+    [0x0002DE, 0x0002DF],
+    [0x0002E5, 0x00033F],
+    [0x000346, 0x00034E],
+    [0x000350, 0x00036F],
+    [0x000377, 0x000379],
+    [0x00037B, 0x00037D],
+    [0x000380, 0x000383],
+    [0x0003AC, 0x0003C1],
+    [0x0003C3, 0x0003CE],
+    [0x0003FB, 0x0003FC],
+    [0x000430, 0x00045F],
+    [0x000481, 0x000489],
+    [0x0004CE, 0x0004CF],
+    [0x00052F, 0x000530],
+    [0x000557, 0x000586],
+    [0x000588, 0x00061B],
+    [0x00061D, 0x000674],
+    [0x000679, 0x000957],
+    [0x000960, 0x0009DB],
+    [0x0009E0, 0x000A32],
+    [0x000A34, 0x000A35],
+    [0x000A37, 0x000A58],
+    [0x000A5C, 0x000A5D],
+    [0x000A5F, 0x000B5B],
+    [0x000B5E, 0x000E32],
+    [0x000E34, 0x000EB2],
+    [0x000EB4, 0x000EDB],
+    [0x000EDE, 0x000F0B],
+    [0x000F0D, 0x000F42],
+    [0x000F44, 0x000F4C],
+    [0x000F4E, 0x000F51],
+    [0x000F53, 0x000F56],
+    [0x000F58, 0x000F5B],
+    [0x000F5D, 0x000F68],
+    [0x000F6A, 0x000F72],
+    [0x000F7A, 0x000F80],
+    [0x000F82, 0x000F92],
+    [0x000F94, 0x000F9C],
+    [0x000F9E, 0x000FA1],
+    [0x000FA3, 0x000FA6],
+    [0x000FA8, 0x000FAB],
+    [0x000FAD, 0x000FB8],
+    [0x000FBA, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x0010FB],
+    [0x0010FD, 0x00115E],
+    [0x001161, 0x0013F7],
+    [0x0013FE, 0x0017B3],
+    [0x0017B6, 0x00180A],
+    [0x00180F, 0x001C7F],
+    [0x001C89, 0x001D2B],
+    [0x001D6B, 0x001D77],
+    [0x001D79, 0x001D9A],
+    [0x001DC0, 0x001DFF],
+    [0x001E95, 0x001E99],
+    [0x001E9C, 0x001E9D],
+    [0x001EFF, 0x001F07],
+    [0x001F10, 0x001F17],
+    [0x001F1E, 0x001F27],
+    [0x001F30, 0x001F37],
+    [0x001F40, 0x001F47],
+    [0x001F4E, 0x001F58],
+    [0x001F60, 0x001F67],
+    [0x001F7E, 0x001F7F],
+    [0x001FB0, 0x001FB1],
+    [0x001FB5, 0x001FB6],
+    [0x001FC5, 0x001FC6],
+    [0x001FD0, 0x001FD2],
+    [0x001FD4, 0x001FD7],
+    [0x001FE0, 0x001FE2],
+    [0x001FE4, 0x001FE7],
+    [0x001FF0, 0x001FF1],
+    [0x001FF5, 0x001FF6],
+    [0x002012, 0x002016],
+    [0x002018, 0x002023],
+    [0x002027, 0x002029],
+    [0x002030, 0x002032],
+    [0x002038, 0x00203B],
+    [0x00203F, 0x002046],
+    [0x00204A, 0x002056],
+    [0x002058, 0x00205E],
+    [0x002072, 0x002073],
+    [0x00209D, 0x0020A7],
+    [0x0020A9, 0x0020FF],
+    [0x002117, 0x002118],
+    [0x00211E, 0x00211F],
+    [0x002141, 0x002144],
+    [0x00214A, 0x00214F],
+    [0x002180, 0x002182],
+    [0x002184, 0x002188],
+    [0x00218A, 0x00222B],
+    [0x002231, 0x002328],
+    [0x00232B, 0x00245F],
+    [0x0024EB, 0x002A0B],
+    [0x002A0D, 0x002A73],
+    [0x002A77, 0x002ADB],
+    [0x002ADD, 0x002BFF],
+    [0x002C2F, 0x002C5F],
+    [0x002C65, 0x002C66],
+    [0x002C73, 0x002C74],
+    [0x002C76, 0x002C7B],
+    [0x002CE3, 0x002CEA],
+    [0x002CEE, 0x002CF1],
+    [0x002CF3, 0x002D6E],
+    [0x002D70, 0x002E9E],
+    [0x002EA0, 0x002EF2],
+    [0x002EF4, 0x002EFF],
+    [0x002FD6, 0x002FFF],
+    [0x003001, 0x003035],
+    [0x00303B, 0x00309A],
+    [0x00309D, 0x00309E],
+    [0x0030A0, 0x0030FE],
+    [0x003100, 0x003130],
+    [0x00318F, 0x003191],
+    [0x0031A0, 0x0031FF],
+    [0x003248, 0x00324F],
+    [0x003400, 0x00A63F],
+    [0x00A66D, 0x00A67F],
+    [0x00A69E, 0x00A721],
+    [0x00A72F, 0x00A731],
+    [0x00A771, 0x00A778],
+    [0x00A787, 0x00A78A],
+    [0x00A78E, 0x00A78F],
+    [0x00A793, 0x00A795],
+    [0x00A7B7, 0x00A7F7],
+    [0x00A7FA, 0x00AB5B],
+    [0x00AB60, 0x00AB6F],
+    [0x00ABC0, 0x00DBFF],
+    [0x00E000, 0x00F8FF],
+    [0x00FA0E, 0x00FA0F],
+    [0x00FA13, 0x00FA14],
+    [0x00FA23, 0x00FA24],
+    [0x00FA27, 0x00FA29],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FB1C],
+    [0x00FBB2, 0x00FBD2],
+    [0x00FD3E, 0x00FD4F],
+    [0x00FD90, 0x00FD91],
+    [0x00FDC8, 0x00FDEF],
+    [0x00FDFD, 0x00FDFF],
+    [0x00FE1A, 0x00FE2F],
+    [0x00FE45, 0x00FE46],
+    [0x00FE6C, 0x00FE6F],
+    [0x00FEFD, 0x00FEFE],
+    [0x00FFBF, 0x00FFC1],
+    [0x00FFC8, 0x00FFC9],
+    [0x00FFD0, 0x00FFD1],
+    [0x00FFD8, 0x00FFD9],
+    [0x00FFDD, 0x00FFDF],
+    [0x00FFF9, 0x0103FF],
+    [0x010428, 0x0104AF],
+    [0x0104D4, 0x010C7F],
+    [0x010CB3, 0x01189F],
+    [0x0118C0, 0x01BC9F],
+    [0x01BCA4, 0x01D15D],
+    [0x01D165, 0x01D172],
+    [0x01D17B, 0x01D1BA],
+    [0x01D1C1, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01D7CD],
+    [0x01D800, 0x01E8FF],
+    [0x01E922, 0x01EDFF],
+    [0x01EE25, 0x01EE26],
+    [0x01EE3C, 0x01EE41],
+    [0x01EE43, 0x01EE46],
+    [0x01EE55, 0x01EE56],
+    [0x01EE65, 0x01EE66],
+    [0x01EE9C, 0x01EEA0],
+    [0x01EEBC, 0x01F0FF],
+    [0x01F10B, 0x01F10F],
+    [0x01F150, 0x01F169],
+    [0x01F16C, 0x01F18F],
+    [0x01F191, 0x01F1FF],
+    [0x01F203, 0x01F20F],
+    [0x01F23C, 0x01F23F],
+    [0x01F249, 0x01F24F],
+    [0x01F252, 0x02F7FF],
+    [0x02FA1E, 0x0DFFFF],
+    [0x0E1000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Changes_When_NFKC_Casefolded}+$/u,
+  nonMatchSymbols,
+  "\\P{Changes_When_NFKC_Casefolded}"
+);
+testPropertyEscapes(
+  /^\P{CWKCF}+$/u,
+  nonMatchSymbols,
+  "\\P{CWKCF}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Changes_When_Titlecased.js b/test/built-ins/RegExp/property-escapes/Changes_When_Titlecased.js
new file mode 100644
index 0000000000000000000000000000000000000000..3c513d28e18c3f5b89324374194dc3f12dd52fca
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Changes_When_Titlecased.js
@@ -0,0 +1,1267 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Changes_When_Titlecased`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000B5,
+    0x000101,
+    0x000103,
+    0x000105,
+    0x000107,
+    0x000109,
+    0x00010B,
+    0x00010D,
+    0x00010F,
+    0x000111,
+    0x000113,
+    0x000115,
+    0x000117,
+    0x000119,
+    0x00011B,
+    0x00011D,
+    0x00011F,
+    0x000121,
+    0x000123,
+    0x000125,
+    0x000127,
+    0x000129,
+    0x00012B,
+    0x00012D,
+    0x00012F,
+    0x000131,
+    0x000133,
+    0x000135,
+    0x000137,
+    0x00013A,
+    0x00013C,
+    0x00013E,
+    0x000140,
+    0x000142,
+    0x000144,
+    0x000146,
+    0x00014B,
+    0x00014D,
+    0x00014F,
+    0x000151,
+    0x000153,
+    0x000155,
+    0x000157,
+    0x000159,
+    0x00015B,
+    0x00015D,
+    0x00015F,
+    0x000161,
+    0x000163,
+    0x000165,
+    0x000167,
+    0x000169,
+    0x00016B,
+    0x00016D,
+    0x00016F,
+    0x000171,
+    0x000173,
+    0x000175,
+    0x000177,
+    0x00017A,
+    0x00017C,
+    0x000183,
+    0x000185,
+    0x000188,
+    0x00018C,
+    0x000192,
+    0x000195,
+    0x00019E,
+    0x0001A1,
+    0x0001A3,
+    0x0001A5,
+    0x0001A8,
+    0x0001AD,
+    0x0001B0,
+    0x0001B4,
+    0x0001B6,
+    0x0001B9,
+    0x0001BD,
+    0x0001BF,
+    0x0001C4,
+    0x0001CC,
+    0x0001CE,
+    0x0001D0,
+    0x0001D2,
+    0x0001D4,
+    0x0001D6,
+    0x0001D8,
+    0x0001DA,
+    0x0001DF,
+    0x0001E1,
+    0x0001E3,
+    0x0001E5,
+    0x0001E7,
+    0x0001E9,
+    0x0001EB,
+    0x0001ED,
+    0x0001F3,
+    0x0001F5,
+    0x0001F9,
+    0x0001FB,
+    0x0001FD,
+    0x0001FF,
+    0x000201,
+    0x000203,
+    0x000205,
+    0x000207,
+    0x000209,
+    0x00020B,
+    0x00020D,
+    0x00020F,
+    0x000211,
+    0x000213,
+    0x000215,
+    0x000217,
+    0x000219,
+    0x00021B,
+    0x00021D,
+    0x00021F,
+    0x000223,
+    0x000225,
+    0x000227,
+    0x000229,
+    0x00022B,
+    0x00022D,
+    0x00022F,
+    0x000231,
+    0x000233,
+    0x00023C,
+    0x000242,
+    0x000247,
+    0x000249,
+    0x00024B,
+    0x00024D,
+    0x000259,
+    0x000263,
+    0x00026F,
+    0x000275,
+    0x00027D,
+    0x000280,
+    0x000283,
+    0x000292,
+    0x000345,
+    0x000371,
+    0x000373,
+    0x000377,
+    0x000390,
+    0x0003D9,
+    0x0003DB,
+    0x0003DD,
+    0x0003DF,
+    0x0003E1,
+    0x0003E3,
+    0x0003E5,
+    0x0003E7,
+    0x0003E9,
+    0x0003EB,
+    0x0003ED,
+    0x0003F5,
+    0x0003F8,
+    0x0003FB,
+    0x000461,
+    0x000463,
+    0x000465,
+    0x000467,
+    0x000469,
+    0x00046B,
+    0x00046D,
+    0x00046F,
+    0x000471,
+    0x000473,
+    0x000475,
+    0x000477,
+    0x000479,
+    0x00047B,
+    0x00047D,
+    0x00047F,
+    0x000481,
+    0x00048B,
+    0x00048D,
+    0x00048F,
+    0x000491,
+    0x000493,
+    0x000495,
+    0x000497,
+    0x000499,
+    0x00049B,
+    0x00049D,
+    0x00049F,
+    0x0004A1,
+    0x0004A3,
+    0x0004A5,
+    0x0004A7,
+    0x0004A9,
+    0x0004AB,
+    0x0004AD,
+    0x0004AF,
+    0x0004B1,
+    0x0004B3,
+    0x0004B5,
+    0x0004B7,
+    0x0004B9,
+    0x0004BB,
+    0x0004BD,
+    0x0004BF,
+    0x0004C2,
+    0x0004C4,
+    0x0004C6,
+    0x0004C8,
+    0x0004CA,
+    0x0004CC,
+    0x0004D1,
+    0x0004D3,
+    0x0004D5,
+    0x0004D7,
+    0x0004D9,
+    0x0004DB,
+    0x0004DD,
+    0x0004DF,
+    0x0004E1,
+    0x0004E3,
+    0x0004E5,
+    0x0004E7,
+    0x0004E9,
+    0x0004EB,
+    0x0004ED,
+    0x0004EF,
+    0x0004F1,
+    0x0004F3,
+    0x0004F5,
+    0x0004F7,
+    0x0004F9,
+    0x0004FB,
+    0x0004FD,
+    0x0004FF,
+    0x000501,
+    0x000503,
+    0x000505,
+    0x000507,
+    0x000509,
+    0x00050B,
+    0x00050D,
+    0x00050F,
+    0x000511,
+    0x000513,
+    0x000515,
+    0x000517,
+    0x000519,
+    0x00051B,
+    0x00051D,
+    0x00051F,
+    0x000521,
+    0x000523,
+    0x000525,
+    0x000527,
+    0x000529,
+    0x00052B,
+    0x00052D,
+    0x00052F,
+    0x001D79,
+    0x001D7D,
+    0x001E01,
+    0x001E03,
+    0x001E05,
+    0x001E07,
+    0x001E09,
+    0x001E0B,
+    0x001E0D,
+    0x001E0F,
+    0x001E11,
+    0x001E13,
+    0x001E15,
+    0x001E17,
+    0x001E19,
+    0x001E1B,
+    0x001E1D,
+    0x001E1F,
+    0x001E21,
+    0x001E23,
+    0x001E25,
+    0x001E27,
+    0x001E29,
+    0x001E2B,
+    0x001E2D,
+    0x001E2F,
+    0x001E31,
+    0x001E33,
+    0x001E35,
+    0x001E37,
+    0x001E39,
+    0x001E3B,
+    0x001E3D,
+    0x001E3F,
+    0x001E41,
+    0x001E43,
+    0x001E45,
+    0x001E47,
+    0x001E49,
+    0x001E4B,
+    0x001E4D,
+    0x001E4F,
+    0x001E51,
+    0x001E53,
+    0x001E55,
+    0x001E57,
+    0x001E59,
+    0x001E5B,
+    0x001E5D,
+    0x001E5F,
+    0x001E61,
+    0x001E63,
+    0x001E65,
+    0x001E67,
+    0x001E69,
+    0x001E6B,
+    0x001E6D,
+    0x001E6F,
+    0x001E71,
+    0x001E73,
+    0x001E75,
+    0x001E77,
+    0x001E79,
+    0x001E7B,
+    0x001E7D,
+    0x001E7F,
+    0x001E81,
+    0x001E83,
+    0x001E85,
+    0x001E87,
+    0x001E89,
+    0x001E8B,
+    0x001E8D,
+    0x001E8F,
+    0x001E91,
+    0x001E93,
+    0x001EA1,
+    0x001EA3,
+    0x001EA5,
+    0x001EA7,
+    0x001EA9,
+    0x001EAB,
+    0x001EAD,
+    0x001EAF,
+    0x001EB1,
+    0x001EB3,
+    0x001EB5,
+    0x001EB7,
+    0x001EB9,
+    0x001EBB,
+    0x001EBD,
+    0x001EBF,
+    0x001EC1,
+    0x001EC3,
+    0x001EC5,
+    0x001EC7,
+    0x001EC9,
+    0x001ECB,
+    0x001ECD,
+    0x001ECF,
+    0x001ED1,
+    0x001ED3,
+    0x001ED5,
+    0x001ED7,
+    0x001ED9,
+    0x001EDB,
+    0x001EDD,
+    0x001EDF,
+    0x001EE1,
+    0x001EE3,
+    0x001EE5,
+    0x001EE7,
+    0x001EE9,
+    0x001EEB,
+    0x001EED,
+    0x001EEF,
+    0x001EF1,
+    0x001EF3,
+    0x001EF5,
+    0x001EF7,
+    0x001EF9,
+    0x001EFB,
+    0x001EFD,
+    0x001FBE,
+    0x00214E,
+    0x002184,
+    0x002C61,
+    0x002C68,
+    0x002C6A,
+    0x002C6C,
+    0x002C73,
+    0x002C76,
+    0x002C81,
+    0x002C83,
+    0x002C85,
+    0x002C87,
+    0x002C89,
+    0x002C8B,
+    0x002C8D,
+    0x002C8F,
+    0x002C91,
+    0x002C93,
+    0x002C95,
+    0x002C97,
+    0x002C99,
+    0x002C9B,
+    0x002C9D,
+    0x002C9F,
+    0x002CA1,
+    0x002CA3,
+    0x002CA5,
+    0x002CA7,
+    0x002CA9,
+    0x002CAB,
+    0x002CAD,
+    0x002CAF,
+    0x002CB1,
+    0x002CB3,
+    0x002CB5,
+    0x002CB7,
+    0x002CB9,
+    0x002CBB,
+    0x002CBD,
+    0x002CBF,
+    0x002CC1,
+    0x002CC3,
+    0x002CC5,
+    0x002CC7,
+    0x002CC9,
+    0x002CCB,
+    0x002CCD,
+    0x002CCF,
+    0x002CD1,
+    0x002CD3,
+    0x002CD5,
+    0x002CD7,
+    0x002CD9,
+    0x002CDB,
+    0x002CDD,
+    0x002CDF,
+    0x002CE1,
+    0x002CE3,
+    0x002CEC,
+    0x002CEE,
+    0x002CF3,
+    0x002D27,
+    0x002D2D,
+    0x00A641,
+    0x00A643,
+    0x00A645,
+    0x00A647,
+    0x00A649,
+    0x00A64B,
+    0x00A64D,
+    0x00A64F,
+    0x00A651,
+    0x00A653,
+    0x00A655,
+    0x00A657,
+    0x00A659,
+    0x00A65B,
+    0x00A65D,
+    0x00A65F,
+    0x00A661,
+    0x00A663,
+    0x00A665,
+    0x00A667,
+    0x00A669,
+    0x00A66B,
+    0x00A66D,
+    0x00A681,
+    0x00A683,
+    0x00A685,
+    0x00A687,
+    0x00A689,
+    0x00A68B,
+    0x00A68D,
+    0x00A68F,
+    0x00A691,
+    0x00A693,
+    0x00A695,
+    0x00A697,
+    0x00A699,
+    0x00A69B,
+    0x00A723,
+    0x00A725,
+    0x00A727,
+    0x00A729,
+    0x00A72B,
+    0x00A72D,
+    0x00A72F,
+    0x00A733,
+    0x00A735,
+    0x00A737,
+    0x00A739,
+    0x00A73B,
+    0x00A73D,
+    0x00A73F,
+    0x00A741,
+    0x00A743,
+    0x00A745,
+    0x00A747,
+    0x00A749,
+    0x00A74B,
+    0x00A74D,
+    0x00A74F,
+    0x00A751,
+    0x00A753,
+    0x00A755,
+    0x00A757,
+    0x00A759,
+    0x00A75B,
+    0x00A75D,
+    0x00A75F,
+    0x00A761,
+    0x00A763,
+    0x00A765,
+    0x00A767,
+    0x00A769,
+    0x00A76B,
+    0x00A76D,
+    0x00A76F,
+    0x00A77A,
+    0x00A77C,
+    0x00A77F,
+    0x00A781,
+    0x00A783,
+    0x00A785,
+    0x00A787,
+    0x00A78C,
+    0x00A791,
+    0x00A793,
+    0x00A797,
+    0x00A799,
+    0x00A79B,
+    0x00A79D,
+    0x00A79F,
+    0x00A7A1,
+    0x00A7A3,
+    0x00A7A5,
+    0x00A7A7,
+    0x00A7A9,
+    0x00A7B5,
+    0x00A7B7,
+    0x00AB53
+  ],
+  ranges: [
+    [0x000061, 0x00007A],
+    [0x0000DF, 0x0000F6],
+    [0x0000F8, 0x0000FF],
+    [0x000148, 0x000149],
+    [0x00017E, 0x000180],
+    [0x000199, 0x00019A],
+    [0x0001C6, 0x0001C7],
+    [0x0001C9, 0x0001CA],
+    [0x0001DC, 0x0001DD],
+    [0x0001EF, 0x0001F1],
+    [0x00023F, 0x000240],
+    [0x00024F, 0x000254],
+    [0x000256, 0x000257],
+    [0x00025B, 0x00025C],
+    [0x000260, 0x000261],
+    [0x000265, 0x000266],
+    [0x000268, 0x00026C],
+    [0x000271, 0x000272],
+    [0x000287, 0x00028C],
+    [0x00029D, 0x00029E],
+    [0x00037B, 0x00037D],
+    [0x0003AC, 0x0003CE],
+    [0x0003D0, 0x0003D1],
+    [0x0003D5, 0x0003D7],
+    [0x0003EF, 0x0003F3],
+    [0x000430, 0x00045F],
+    [0x0004CE, 0x0004CF],
+    [0x000561, 0x000587],
+    [0x0013F8, 0x0013FD],
+    [0x001C80, 0x001C88],
+    [0x001E95, 0x001E9B],
+    [0x001EFF, 0x001F07],
+    [0x001F10, 0x001F15],
+    [0x001F20, 0x001F27],
+    [0x001F30, 0x001F37],
+    [0x001F40, 0x001F45],
+    [0x001F50, 0x001F57],
+    [0x001F60, 0x001F67],
+    [0x001F70, 0x001F7D],
+    [0x001F80, 0x001F87],
+    [0x001F90, 0x001F97],
+    [0x001FA0, 0x001FA7],
+    [0x001FB0, 0x001FB4],
+    [0x001FB6, 0x001FB7],
+    [0x001FC2, 0x001FC4],
+    [0x001FC6, 0x001FC7],
+    [0x001FD0, 0x001FD3],
+    [0x001FD6, 0x001FD7],
+    [0x001FE0, 0x001FE7],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FF7],
+    [0x002170, 0x00217F],
+    [0x0024D0, 0x0024E9],
+    [0x002C30, 0x002C5E],
+    [0x002C65, 0x002C66],
+    [0x002D00, 0x002D25],
+    [0x00AB70, 0x00ABBF],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FF41, 0x00FF5A],
+    [0x010428, 0x01044F],
+    [0x0104D8, 0x0104FB],
+    [0x010CC0, 0x010CF2],
+    [0x0118C0, 0x0118DF],
+    [0x01E922, 0x01E943]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Changes_When_Titlecased}+$/u,
+  matchSymbols,
+  "\\p{Changes_When_Titlecased}"
+);
+testPropertyEscapes(
+  /^\p{CWT}+$/u,
+  matchSymbols,
+  "\\p{CWT}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000F7,
+    0x000100,
+    0x000102,
+    0x000104,
+    0x000106,
+    0x000108,
+    0x00010A,
+    0x00010C,
+    0x00010E,
+    0x000110,
+    0x000112,
+    0x000114,
+    0x000116,
+    0x000118,
+    0x00011A,
+    0x00011C,
+    0x00011E,
+    0x000120,
+    0x000122,
+    0x000124,
+    0x000126,
+    0x000128,
+    0x00012A,
+    0x00012C,
+    0x00012E,
+    0x000130,
+    0x000132,
+    0x000134,
+    0x000136,
+    0x00013B,
+    0x00013D,
+    0x00013F,
+    0x000141,
+    0x000143,
+    0x000145,
+    0x000147,
+    0x00014A,
+    0x00014C,
+    0x00014E,
+    0x000150,
+    0x000152,
+    0x000154,
+    0x000156,
+    0x000158,
+    0x00015A,
+    0x00015C,
+    0x00015E,
+    0x000160,
+    0x000162,
+    0x000164,
+    0x000166,
+    0x000168,
+    0x00016A,
+    0x00016C,
+    0x00016E,
+    0x000170,
+    0x000172,
+    0x000174,
+    0x000176,
+    0x00017B,
+    0x00017D,
+    0x000184,
+    0x0001A2,
+    0x0001A4,
+    0x0001B5,
+    0x0001BE,
+    0x0001C5,
+    0x0001C8,
+    0x0001CB,
+    0x0001CD,
+    0x0001CF,
+    0x0001D1,
+    0x0001D3,
+    0x0001D5,
+    0x0001D7,
+    0x0001D9,
+    0x0001DB,
+    0x0001DE,
+    0x0001E0,
+    0x0001E2,
+    0x0001E4,
+    0x0001E6,
+    0x0001E8,
+    0x0001EA,
+    0x0001EC,
+    0x0001EE,
+    0x0001F2,
+    0x0001F4,
+    0x0001FA,
+    0x0001FC,
+    0x0001FE,
+    0x000200,
+    0x000202,
+    0x000204,
+    0x000206,
+    0x000208,
+    0x00020A,
+    0x00020C,
+    0x00020E,
+    0x000210,
+    0x000212,
+    0x000214,
+    0x000216,
+    0x000218,
+    0x00021A,
+    0x00021C,
+    0x00021E,
+    0x000224,
+    0x000226,
+    0x000228,
+    0x00022A,
+    0x00022C,
+    0x00022E,
+    0x000230,
+    0x000232,
+    0x000241,
+    0x000248,
+    0x00024A,
+    0x00024C,
+    0x00024E,
+    0x000255,
+    0x000258,
+    0x00025A,
+    0x000262,
+    0x000264,
+    0x000267,
+    0x000270,
+    0x000372,
+    0x0003CF,
+    0x0003D8,
+    0x0003DA,
+    0x0003DC,
+    0x0003DE,
+    0x0003E0,
+    0x0003E2,
+    0x0003E4,
+    0x0003E6,
+    0x0003E8,
+    0x0003EA,
+    0x0003EC,
+    0x0003EE,
+    0x0003F4,
+    0x000460,
+    0x000462,
+    0x000464,
+    0x000466,
+    0x000468,
+    0x00046A,
+    0x00046C,
+    0x00046E,
+    0x000470,
+    0x000472,
+    0x000474,
+    0x000476,
+    0x000478,
+    0x00047A,
+    0x00047C,
+    0x00047E,
+    0x000480,
+    0x00048C,
+    0x00048E,
+    0x000490,
+    0x000492,
+    0x000494,
+    0x000496,
+    0x000498,
+    0x00049A,
+    0x00049C,
+    0x00049E,
+    0x0004A0,
+    0x0004A2,
+    0x0004A4,
+    0x0004A6,
+    0x0004A8,
+    0x0004AA,
+    0x0004AC,
+    0x0004AE,
+    0x0004B0,
+    0x0004B2,
+    0x0004B4,
+    0x0004B6,
+    0x0004B8,
+    0x0004BA,
+    0x0004BC,
+    0x0004BE,
+    0x0004C3,
+    0x0004C5,
+    0x0004C7,
+    0x0004C9,
+    0x0004CB,
+    0x0004CD,
+    0x0004D0,
+    0x0004D2,
+    0x0004D4,
+    0x0004D6,
+    0x0004D8,
+    0x0004DA,
+    0x0004DC,
+    0x0004DE,
+    0x0004E0,
+    0x0004E2,
+    0x0004E4,
+    0x0004E6,
+    0x0004E8,
+    0x0004EA,
+    0x0004EC,
+    0x0004EE,
+    0x0004F0,
+    0x0004F2,
+    0x0004F4,
+    0x0004F6,
+    0x0004F8,
+    0x0004FA,
+    0x0004FC,
+    0x0004FE,
+    0x000500,
+    0x000502,
+    0x000504,
+    0x000506,
+    0x000508,
+    0x00050A,
+    0x00050C,
+    0x00050E,
+    0x000510,
+    0x000512,
+    0x000514,
+    0x000516,
+    0x000518,
+    0x00051A,
+    0x00051C,
+    0x00051E,
+    0x000520,
+    0x000522,
+    0x000524,
+    0x000526,
+    0x000528,
+    0x00052A,
+    0x00052C,
+    0x00052E,
+    0x001E02,
+    0x001E04,
+    0x001E06,
+    0x001E08,
+    0x001E0A,
+    0x001E0C,
+    0x001E0E,
+    0x001E10,
+    0x001E12,
+    0x001E14,
+    0x001E16,
+    0x001E18,
+    0x001E1A,
+    0x001E1C,
+    0x001E1E,
+    0x001E20,
+    0x001E22,
+    0x001E24,
+    0x001E26,
+    0x001E28,
+    0x001E2A,
+    0x001E2C,
+    0x001E2E,
+    0x001E30,
+    0x001E32,
+    0x001E34,
+    0x001E36,
+    0x001E38,
+    0x001E3A,
+    0x001E3C,
+    0x001E3E,
+    0x001E40,
+    0x001E42,
+    0x001E44,
+    0x001E46,
+    0x001E48,
+    0x001E4A,
+    0x001E4C,
+    0x001E4E,
+    0x001E50,
+    0x001E52,
+    0x001E54,
+    0x001E56,
+    0x001E58,
+    0x001E5A,
+    0x001E5C,
+    0x001E5E,
+    0x001E60,
+    0x001E62,
+    0x001E64,
+    0x001E66,
+    0x001E68,
+    0x001E6A,
+    0x001E6C,
+    0x001E6E,
+    0x001E70,
+    0x001E72,
+    0x001E74,
+    0x001E76,
+    0x001E78,
+    0x001E7A,
+    0x001E7C,
+    0x001E7E,
+    0x001E80,
+    0x001E82,
+    0x001E84,
+    0x001E86,
+    0x001E88,
+    0x001E8A,
+    0x001E8C,
+    0x001E8E,
+    0x001E90,
+    0x001E92,
+    0x001E94,
+    0x001EA2,
+    0x001EA4,
+    0x001EA6,
+    0x001EA8,
+    0x001EAA,
+    0x001EAC,
+    0x001EAE,
+    0x001EB0,
+    0x001EB2,
+    0x001EB4,
+    0x001EB6,
+    0x001EB8,
+    0x001EBA,
+    0x001EBC,
+    0x001EBE,
+    0x001EC0,
+    0x001EC2,
+    0x001EC4,
+    0x001EC6,
+    0x001EC8,
+    0x001ECA,
+    0x001ECC,
+    0x001ECE,
+    0x001ED0,
+    0x001ED2,
+    0x001ED4,
+    0x001ED6,
+    0x001ED8,
+    0x001EDA,
+    0x001EDC,
+    0x001EDE,
+    0x001EE0,
+    0x001EE2,
+    0x001EE4,
+    0x001EE6,
+    0x001EE8,
+    0x001EEA,
+    0x001EEC,
+    0x001EEE,
+    0x001EF0,
+    0x001EF2,
+    0x001EF4,
+    0x001EF6,
+    0x001EF8,
+    0x001EFA,
+    0x001EFC,
+    0x001EFE,
+    0x001FB5,
+    0x001FC5,
+    0x001FF5,
+    0x002C67,
+    0x002C69,
+    0x002C6B,
+    0x002C82,
+    0x002C84,
+    0x002C86,
+    0x002C88,
+    0x002C8A,
+    0x002C8C,
+    0x002C8E,
+    0x002C90,
+    0x002C92,
+    0x002C94,
+    0x002C96,
+    0x002C98,
+    0x002C9A,
+    0x002C9C,
+    0x002C9E,
+    0x002CA0,
+    0x002CA2,
+    0x002CA4,
+    0x002CA6,
+    0x002CA8,
+    0x002CAA,
+    0x002CAC,
+    0x002CAE,
+    0x002CB0,
+    0x002CB2,
+    0x002CB4,
+    0x002CB6,
+    0x002CB8,
+    0x002CBA,
+    0x002CBC,
+    0x002CBE,
+    0x002CC0,
+    0x002CC2,
+    0x002CC4,
+    0x002CC6,
+    0x002CC8,
+    0x002CCA,
+    0x002CCC,
+    0x002CCE,
+    0x002CD0,
+    0x002CD2,
+    0x002CD4,
+    0x002CD6,
+    0x002CD8,
+    0x002CDA,
+    0x002CDC,
+    0x002CDE,
+    0x002CE0,
+    0x002CE2,
+    0x002CED,
+    0x002D26,
+    0x00A642,
+    0x00A644,
+    0x00A646,
+    0x00A648,
+    0x00A64A,
+    0x00A64C,
+    0x00A64E,
+    0x00A650,
+    0x00A652,
+    0x00A654,
+    0x00A656,
+    0x00A658,
+    0x00A65A,
+    0x00A65C,
+    0x00A65E,
+    0x00A660,
+    0x00A662,
+    0x00A664,
+    0x00A666,
+    0x00A668,
+    0x00A66A,
+    0x00A66C,
+    0x00A682,
+    0x00A684,
+    0x00A686,
+    0x00A688,
+    0x00A68A,
+    0x00A68C,
+    0x00A68E,
+    0x00A690,
+    0x00A692,
+    0x00A694,
+    0x00A696,
+    0x00A698,
+    0x00A69A,
+    0x00A724,
+    0x00A726,
+    0x00A728,
+    0x00A72A,
+    0x00A72C,
+    0x00A72E,
+    0x00A734,
+    0x00A736,
+    0x00A738,
+    0x00A73A,
+    0x00A73C,
+    0x00A73E,
+    0x00A740,
+    0x00A742,
+    0x00A744,
+    0x00A746,
+    0x00A748,
+    0x00A74A,
+    0x00A74C,
+    0x00A74E,
+    0x00A750,
+    0x00A752,
+    0x00A754,
+    0x00A756,
+    0x00A758,
+    0x00A75A,
+    0x00A75C,
+    0x00A75E,
+    0x00A760,
+    0x00A762,
+    0x00A764,
+    0x00A766,
+    0x00A768,
+    0x00A76A,
+    0x00A76C,
+    0x00A76E,
+    0x00A77B,
+    0x00A780,
+    0x00A782,
+    0x00A784,
+    0x00A786,
+    0x00A792,
+    0x00A798,
+    0x00A79A,
+    0x00A79C,
+    0x00A79E,
+    0x00A7A0,
+    0x00A7A2,
+    0x00A7A4,
+    0x00A7A6,
+    0x00A7A8,
+    0x00A7B6
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000060],
+    [0x00007B, 0x0000B4],
+    [0x0000B6, 0x0000DE],
+    [0x000138, 0x000139],
+    [0x000178, 0x000179],
+    [0x000181, 0x000182],
+    [0x000186, 0x000187],
+    [0x000189, 0x00018B],
+    [0x00018D, 0x000191],
+    [0x000193, 0x000194],
+    [0x000196, 0x000198],
+    [0x00019B, 0x00019D],
+    [0x00019F, 0x0001A0],
+    [0x0001A6, 0x0001A7],
+    [0x0001A9, 0x0001AC],
+    [0x0001AE, 0x0001AF],
+    [0x0001B1, 0x0001B3],
+    [0x0001B7, 0x0001B8],
+    [0x0001BA, 0x0001BC],
+    [0x0001C0, 0x0001C3],
+    [0x0001F6, 0x0001F8],
+    [0x000220, 0x000222],
+    [0x000234, 0x00023B],
+    [0x00023D, 0x00023E],
+    [0x000243, 0x000246],
+    [0x00025D, 0x00025F],
+    [0x00026D, 0x00026E],
+    [0x000273, 0x000274],
+    [0x000276, 0x00027C],
+    [0x00027E, 0x00027F],
+    [0x000281, 0x000282],
+    [0x000284, 0x000286],
+    [0x00028D, 0x000291],
+    [0x000293, 0x00029C],
+    [0x00029F, 0x000344],
+    [0x000346, 0x000370],
+    [0x000374, 0x000376],
+    [0x000378, 0x00037A],
+    [0x00037E, 0x00038F],
+    [0x000391, 0x0003AB],
+    [0x0003D2, 0x0003D4],
+    [0x0003F6, 0x0003F7],
+    [0x0003F9, 0x0003FA],
+    [0x0003FC, 0x00042F],
+    [0x000482, 0x00048A],
+    [0x0004C0, 0x0004C1],
+    [0x000530, 0x000560],
+    [0x000588, 0x0013F7],
+    [0x0013FE, 0x001C7F],
+    [0x001C89, 0x001D78],
+    [0x001D7A, 0x001D7C],
+    [0x001D7E, 0x001E00],
+    [0x001E9C, 0x001EA0],
+    [0x001F08, 0x001F0F],
+    [0x001F16, 0x001F1F],
+    [0x001F28, 0x001F2F],
+    [0x001F38, 0x001F3F],
+    [0x001F46, 0x001F4F],
+    [0x001F58, 0x001F5F],
+    [0x001F68, 0x001F6F],
+    [0x001F7E, 0x001F7F],
+    [0x001F88, 0x001F8F],
+    [0x001F98, 0x001F9F],
+    [0x001FA8, 0x001FAF],
+    [0x001FB8, 0x001FBD],
+    [0x001FBF, 0x001FC1],
+    [0x001FC8, 0x001FCF],
+    [0x001FD4, 0x001FD5],
+    [0x001FD8, 0x001FDF],
+    [0x001FE8, 0x001FF1],
+    [0x001FF8, 0x00214D],
+    [0x00214F, 0x00216F],
+    [0x002180, 0x002183],
+    [0x002185, 0x0024CF],
+    [0x0024EA, 0x002C2F],
+    [0x002C5F, 0x002C60],
+    [0x002C62, 0x002C64],
+    [0x002C6D, 0x002C72],
+    [0x002C74, 0x002C75],
+    [0x002C77, 0x002C80],
+    [0x002CE4, 0x002CEB],
+    [0x002CEF, 0x002CF2],
+    [0x002CF4, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x00A640],
+    [0x00A66E, 0x00A680],
+    [0x00A69C, 0x00A722],
+    [0x00A730, 0x00A732],
+    [0x00A770, 0x00A779],
+    [0x00A77D, 0x00A77E],
+    [0x00A788, 0x00A78B],
+    [0x00A78D, 0x00A790],
+    [0x00A794, 0x00A796],
+    [0x00A7AA, 0x00A7B4],
+    [0x00A7B8, 0x00AB52],
+    [0x00AB54, 0x00AB6F],
+    [0x00ABC0, 0x00DBFF],
+    [0x00E000, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FF40],
+    [0x00FF5B, 0x010427],
+    [0x010450, 0x0104D7],
+    [0x0104FC, 0x010CBF],
+    [0x010CF3, 0x0118BF],
+    [0x0118E0, 0x01E921],
+    [0x01E944, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Changes_When_Titlecased}+$/u,
+  nonMatchSymbols,
+  "\\P{Changes_When_Titlecased}"
+);
+testPropertyEscapes(
+  /^\P{CWT}+$/u,
+  nonMatchSymbols,
+  "\\P{CWT}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Changes_When_Uppercased.js b/test/built-ins/RegExp/property-escapes/Changes_When_Uppercased.js
new file mode 100644
index 0000000000000000000000000000000000000000..89c24e79c026063d66e0a8e0853abb8acca60cdd
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Changes_When_Uppercased.js
@@ -0,0 +1,1265 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Changes_When_Uppercased`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000B5,
+    0x000101,
+    0x000103,
+    0x000105,
+    0x000107,
+    0x000109,
+    0x00010B,
+    0x00010D,
+    0x00010F,
+    0x000111,
+    0x000113,
+    0x000115,
+    0x000117,
+    0x000119,
+    0x00011B,
+    0x00011D,
+    0x00011F,
+    0x000121,
+    0x000123,
+    0x000125,
+    0x000127,
+    0x000129,
+    0x00012B,
+    0x00012D,
+    0x00012F,
+    0x000131,
+    0x000133,
+    0x000135,
+    0x000137,
+    0x00013A,
+    0x00013C,
+    0x00013E,
+    0x000140,
+    0x000142,
+    0x000144,
+    0x000146,
+    0x00014B,
+    0x00014D,
+    0x00014F,
+    0x000151,
+    0x000153,
+    0x000155,
+    0x000157,
+    0x000159,
+    0x00015B,
+    0x00015D,
+    0x00015F,
+    0x000161,
+    0x000163,
+    0x000165,
+    0x000167,
+    0x000169,
+    0x00016B,
+    0x00016D,
+    0x00016F,
+    0x000171,
+    0x000173,
+    0x000175,
+    0x000177,
+    0x00017A,
+    0x00017C,
+    0x000183,
+    0x000185,
+    0x000188,
+    0x00018C,
+    0x000192,
+    0x000195,
+    0x00019E,
+    0x0001A1,
+    0x0001A3,
+    0x0001A5,
+    0x0001A8,
+    0x0001AD,
+    0x0001B0,
+    0x0001B4,
+    0x0001B6,
+    0x0001B9,
+    0x0001BD,
+    0x0001BF,
+    0x0001CE,
+    0x0001D0,
+    0x0001D2,
+    0x0001D4,
+    0x0001D6,
+    0x0001D8,
+    0x0001DA,
+    0x0001DF,
+    0x0001E1,
+    0x0001E3,
+    0x0001E5,
+    0x0001E7,
+    0x0001E9,
+    0x0001EB,
+    0x0001ED,
+    0x0001F5,
+    0x0001F9,
+    0x0001FB,
+    0x0001FD,
+    0x0001FF,
+    0x000201,
+    0x000203,
+    0x000205,
+    0x000207,
+    0x000209,
+    0x00020B,
+    0x00020D,
+    0x00020F,
+    0x000211,
+    0x000213,
+    0x000215,
+    0x000217,
+    0x000219,
+    0x00021B,
+    0x00021D,
+    0x00021F,
+    0x000223,
+    0x000225,
+    0x000227,
+    0x000229,
+    0x00022B,
+    0x00022D,
+    0x00022F,
+    0x000231,
+    0x000233,
+    0x00023C,
+    0x000242,
+    0x000247,
+    0x000249,
+    0x00024B,
+    0x00024D,
+    0x000259,
+    0x000263,
+    0x00026F,
+    0x000275,
+    0x00027D,
+    0x000280,
+    0x000283,
+    0x000292,
+    0x000345,
+    0x000371,
+    0x000373,
+    0x000377,
+    0x000390,
+    0x0003D9,
+    0x0003DB,
+    0x0003DD,
+    0x0003DF,
+    0x0003E1,
+    0x0003E3,
+    0x0003E5,
+    0x0003E7,
+    0x0003E9,
+    0x0003EB,
+    0x0003ED,
+    0x0003F5,
+    0x0003F8,
+    0x0003FB,
+    0x000461,
+    0x000463,
+    0x000465,
+    0x000467,
+    0x000469,
+    0x00046B,
+    0x00046D,
+    0x00046F,
+    0x000471,
+    0x000473,
+    0x000475,
+    0x000477,
+    0x000479,
+    0x00047B,
+    0x00047D,
+    0x00047F,
+    0x000481,
+    0x00048B,
+    0x00048D,
+    0x00048F,
+    0x000491,
+    0x000493,
+    0x000495,
+    0x000497,
+    0x000499,
+    0x00049B,
+    0x00049D,
+    0x00049F,
+    0x0004A1,
+    0x0004A3,
+    0x0004A5,
+    0x0004A7,
+    0x0004A9,
+    0x0004AB,
+    0x0004AD,
+    0x0004AF,
+    0x0004B1,
+    0x0004B3,
+    0x0004B5,
+    0x0004B7,
+    0x0004B9,
+    0x0004BB,
+    0x0004BD,
+    0x0004BF,
+    0x0004C2,
+    0x0004C4,
+    0x0004C6,
+    0x0004C8,
+    0x0004CA,
+    0x0004CC,
+    0x0004D1,
+    0x0004D3,
+    0x0004D5,
+    0x0004D7,
+    0x0004D9,
+    0x0004DB,
+    0x0004DD,
+    0x0004DF,
+    0x0004E1,
+    0x0004E3,
+    0x0004E5,
+    0x0004E7,
+    0x0004E9,
+    0x0004EB,
+    0x0004ED,
+    0x0004EF,
+    0x0004F1,
+    0x0004F3,
+    0x0004F5,
+    0x0004F7,
+    0x0004F9,
+    0x0004FB,
+    0x0004FD,
+    0x0004FF,
+    0x000501,
+    0x000503,
+    0x000505,
+    0x000507,
+    0x000509,
+    0x00050B,
+    0x00050D,
+    0x00050F,
+    0x000511,
+    0x000513,
+    0x000515,
+    0x000517,
+    0x000519,
+    0x00051B,
+    0x00051D,
+    0x00051F,
+    0x000521,
+    0x000523,
+    0x000525,
+    0x000527,
+    0x000529,
+    0x00052B,
+    0x00052D,
+    0x00052F,
+    0x001D79,
+    0x001D7D,
+    0x001E01,
+    0x001E03,
+    0x001E05,
+    0x001E07,
+    0x001E09,
+    0x001E0B,
+    0x001E0D,
+    0x001E0F,
+    0x001E11,
+    0x001E13,
+    0x001E15,
+    0x001E17,
+    0x001E19,
+    0x001E1B,
+    0x001E1D,
+    0x001E1F,
+    0x001E21,
+    0x001E23,
+    0x001E25,
+    0x001E27,
+    0x001E29,
+    0x001E2B,
+    0x001E2D,
+    0x001E2F,
+    0x001E31,
+    0x001E33,
+    0x001E35,
+    0x001E37,
+    0x001E39,
+    0x001E3B,
+    0x001E3D,
+    0x001E3F,
+    0x001E41,
+    0x001E43,
+    0x001E45,
+    0x001E47,
+    0x001E49,
+    0x001E4B,
+    0x001E4D,
+    0x001E4F,
+    0x001E51,
+    0x001E53,
+    0x001E55,
+    0x001E57,
+    0x001E59,
+    0x001E5B,
+    0x001E5D,
+    0x001E5F,
+    0x001E61,
+    0x001E63,
+    0x001E65,
+    0x001E67,
+    0x001E69,
+    0x001E6B,
+    0x001E6D,
+    0x001E6F,
+    0x001E71,
+    0x001E73,
+    0x001E75,
+    0x001E77,
+    0x001E79,
+    0x001E7B,
+    0x001E7D,
+    0x001E7F,
+    0x001E81,
+    0x001E83,
+    0x001E85,
+    0x001E87,
+    0x001E89,
+    0x001E8B,
+    0x001E8D,
+    0x001E8F,
+    0x001E91,
+    0x001E93,
+    0x001EA1,
+    0x001EA3,
+    0x001EA5,
+    0x001EA7,
+    0x001EA9,
+    0x001EAB,
+    0x001EAD,
+    0x001EAF,
+    0x001EB1,
+    0x001EB3,
+    0x001EB5,
+    0x001EB7,
+    0x001EB9,
+    0x001EBB,
+    0x001EBD,
+    0x001EBF,
+    0x001EC1,
+    0x001EC3,
+    0x001EC5,
+    0x001EC7,
+    0x001EC9,
+    0x001ECB,
+    0x001ECD,
+    0x001ECF,
+    0x001ED1,
+    0x001ED3,
+    0x001ED5,
+    0x001ED7,
+    0x001ED9,
+    0x001EDB,
+    0x001EDD,
+    0x001EDF,
+    0x001EE1,
+    0x001EE3,
+    0x001EE5,
+    0x001EE7,
+    0x001EE9,
+    0x001EEB,
+    0x001EED,
+    0x001EEF,
+    0x001EF1,
+    0x001EF3,
+    0x001EF5,
+    0x001EF7,
+    0x001EF9,
+    0x001EFB,
+    0x001EFD,
+    0x001FBC,
+    0x001FBE,
+    0x001FCC,
+    0x001FFC,
+    0x00214E,
+    0x002184,
+    0x002C61,
+    0x002C68,
+    0x002C6A,
+    0x002C6C,
+    0x002C73,
+    0x002C76,
+    0x002C81,
+    0x002C83,
+    0x002C85,
+    0x002C87,
+    0x002C89,
+    0x002C8B,
+    0x002C8D,
+    0x002C8F,
+    0x002C91,
+    0x002C93,
+    0x002C95,
+    0x002C97,
+    0x002C99,
+    0x002C9B,
+    0x002C9D,
+    0x002C9F,
+    0x002CA1,
+    0x002CA3,
+    0x002CA5,
+    0x002CA7,
+    0x002CA9,
+    0x002CAB,
+    0x002CAD,
+    0x002CAF,
+    0x002CB1,
+    0x002CB3,
+    0x002CB5,
+    0x002CB7,
+    0x002CB9,
+    0x002CBB,
+    0x002CBD,
+    0x002CBF,
+    0x002CC1,
+    0x002CC3,
+    0x002CC5,
+    0x002CC7,
+    0x002CC9,
+    0x002CCB,
+    0x002CCD,
+    0x002CCF,
+    0x002CD1,
+    0x002CD3,
+    0x002CD5,
+    0x002CD7,
+    0x002CD9,
+    0x002CDB,
+    0x002CDD,
+    0x002CDF,
+    0x002CE1,
+    0x002CE3,
+    0x002CEC,
+    0x002CEE,
+    0x002CF3,
+    0x002D27,
+    0x002D2D,
+    0x00A641,
+    0x00A643,
+    0x00A645,
+    0x00A647,
+    0x00A649,
+    0x00A64B,
+    0x00A64D,
+    0x00A64F,
+    0x00A651,
+    0x00A653,
+    0x00A655,
+    0x00A657,
+    0x00A659,
+    0x00A65B,
+    0x00A65D,
+    0x00A65F,
+    0x00A661,
+    0x00A663,
+    0x00A665,
+    0x00A667,
+    0x00A669,
+    0x00A66B,
+    0x00A66D,
+    0x00A681,
+    0x00A683,
+    0x00A685,
+    0x00A687,
+    0x00A689,
+    0x00A68B,
+    0x00A68D,
+    0x00A68F,
+    0x00A691,
+    0x00A693,
+    0x00A695,
+    0x00A697,
+    0x00A699,
+    0x00A69B,
+    0x00A723,
+    0x00A725,
+    0x00A727,
+    0x00A729,
+    0x00A72B,
+    0x00A72D,
+    0x00A72F,
+    0x00A733,
+    0x00A735,
+    0x00A737,
+    0x00A739,
+    0x00A73B,
+    0x00A73D,
+    0x00A73F,
+    0x00A741,
+    0x00A743,
+    0x00A745,
+    0x00A747,
+    0x00A749,
+    0x00A74B,
+    0x00A74D,
+    0x00A74F,
+    0x00A751,
+    0x00A753,
+    0x00A755,
+    0x00A757,
+    0x00A759,
+    0x00A75B,
+    0x00A75D,
+    0x00A75F,
+    0x00A761,
+    0x00A763,
+    0x00A765,
+    0x00A767,
+    0x00A769,
+    0x00A76B,
+    0x00A76D,
+    0x00A76F,
+    0x00A77A,
+    0x00A77C,
+    0x00A77F,
+    0x00A781,
+    0x00A783,
+    0x00A785,
+    0x00A787,
+    0x00A78C,
+    0x00A791,
+    0x00A793,
+    0x00A797,
+    0x00A799,
+    0x00A79B,
+    0x00A79D,
+    0x00A79F,
+    0x00A7A1,
+    0x00A7A3,
+    0x00A7A5,
+    0x00A7A7,
+    0x00A7A9,
+    0x00A7B5,
+    0x00A7B7,
+    0x00AB53
+  ],
+  ranges: [
+    [0x000061, 0x00007A],
+    [0x0000DF, 0x0000F6],
+    [0x0000F8, 0x0000FF],
+    [0x000148, 0x000149],
+    [0x00017E, 0x000180],
+    [0x000199, 0x00019A],
+    [0x0001C5, 0x0001C6],
+    [0x0001C8, 0x0001C9],
+    [0x0001CB, 0x0001CC],
+    [0x0001DC, 0x0001DD],
+    [0x0001EF, 0x0001F0],
+    [0x0001F2, 0x0001F3],
+    [0x00023F, 0x000240],
+    [0x00024F, 0x000254],
+    [0x000256, 0x000257],
+    [0x00025B, 0x00025C],
+    [0x000260, 0x000261],
+    [0x000265, 0x000266],
+    [0x000268, 0x00026C],
+    [0x000271, 0x000272],
+    [0x000287, 0x00028C],
+    [0x00029D, 0x00029E],
+    [0x00037B, 0x00037D],
+    [0x0003AC, 0x0003CE],
+    [0x0003D0, 0x0003D1],
+    [0x0003D5, 0x0003D7],
+    [0x0003EF, 0x0003F3],
+    [0x000430, 0x00045F],
+    [0x0004CE, 0x0004CF],
+    [0x000561, 0x000587],
+    [0x0013F8, 0x0013FD],
+    [0x001C80, 0x001C88],
+    [0x001E95, 0x001E9B],
+    [0x001EFF, 0x001F07],
+    [0x001F10, 0x001F15],
+    [0x001F20, 0x001F27],
+    [0x001F30, 0x001F37],
+    [0x001F40, 0x001F45],
+    [0x001F50, 0x001F57],
+    [0x001F60, 0x001F67],
+    [0x001F70, 0x001F7D],
+    [0x001F80, 0x001FB4],
+    [0x001FB6, 0x001FB7],
+    [0x001FC2, 0x001FC4],
+    [0x001FC6, 0x001FC7],
+    [0x001FD0, 0x001FD3],
+    [0x001FD6, 0x001FD7],
+    [0x001FE0, 0x001FE7],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FF7],
+    [0x002170, 0x00217F],
+    [0x0024D0, 0x0024E9],
+    [0x002C30, 0x002C5E],
+    [0x002C65, 0x002C66],
+    [0x002D00, 0x002D25],
+    [0x00AB70, 0x00ABBF],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FF41, 0x00FF5A],
+    [0x010428, 0x01044F],
+    [0x0104D8, 0x0104FB],
+    [0x010CC0, 0x010CF2],
+    [0x0118C0, 0x0118DF],
+    [0x01E922, 0x01E943]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Changes_When_Uppercased}+$/u,
+  matchSymbols,
+  "\\p{Changes_When_Uppercased}"
+);
+testPropertyEscapes(
+  /^\p{CWU}+$/u,
+  matchSymbols,
+  "\\p{CWU}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000F7,
+    0x000100,
+    0x000102,
+    0x000104,
+    0x000106,
+    0x000108,
+    0x00010A,
+    0x00010C,
+    0x00010E,
+    0x000110,
+    0x000112,
+    0x000114,
+    0x000116,
+    0x000118,
+    0x00011A,
+    0x00011C,
+    0x00011E,
+    0x000120,
+    0x000122,
+    0x000124,
+    0x000126,
+    0x000128,
+    0x00012A,
+    0x00012C,
+    0x00012E,
+    0x000130,
+    0x000132,
+    0x000134,
+    0x000136,
+    0x00013B,
+    0x00013D,
+    0x00013F,
+    0x000141,
+    0x000143,
+    0x000145,
+    0x000147,
+    0x00014A,
+    0x00014C,
+    0x00014E,
+    0x000150,
+    0x000152,
+    0x000154,
+    0x000156,
+    0x000158,
+    0x00015A,
+    0x00015C,
+    0x00015E,
+    0x000160,
+    0x000162,
+    0x000164,
+    0x000166,
+    0x000168,
+    0x00016A,
+    0x00016C,
+    0x00016E,
+    0x000170,
+    0x000172,
+    0x000174,
+    0x000176,
+    0x00017B,
+    0x00017D,
+    0x000184,
+    0x0001A2,
+    0x0001A4,
+    0x0001B5,
+    0x0001BE,
+    0x0001C7,
+    0x0001CA,
+    0x0001CD,
+    0x0001CF,
+    0x0001D1,
+    0x0001D3,
+    0x0001D5,
+    0x0001D7,
+    0x0001D9,
+    0x0001DB,
+    0x0001DE,
+    0x0001E0,
+    0x0001E2,
+    0x0001E4,
+    0x0001E6,
+    0x0001E8,
+    0x0001EA,
+    0x0001EC,
+    0x0001EE,
+    0x0001F1,
+    0x0001F4,
+    0x0001FA,
+    0x0001FC,
+    0x0001FE,
+    0x000200,
+    0x000202,
+    0x000204,
+    0x000206,
+    0x000208,
+    0x00020A,
+    0x00020C,
+    0x00020E,
+    0x000210,
+    0x000212,
+    0x000214,
+    0x000216,
+    0x000218,
+    0x00021A,
+    0x00021C,
+    0x00021E,
+    0x000224,
+    0x000226,
+    0x000228,
+    0x00022A,
+    0x00022C,
+    0x00022E,
+    0x000230,
+    0x000232,
+    0x000241,
+    0x000248,
+    0x00024A,
+    0x00024C,
+    0x00024E,
+    0x000255,
+    0x000258,
+    0x00025A,
+    0x000262,
+    0x000264,
+    0x000267,
+    0x000270,
+    0x000372,
+    0x0003CF,
+    0x0003D8,
+    0x0003DA,
+    0x0003DC,
+    0x0003DE,
+    0x0003E0,
+    0x0003E2,
+    0x0003E4,
+    0x0003E6,
+    0x0003E8,
+    0x0003EA,
+    0x0003EC,
+    0x0003EE,
+    0x0003F4,
+    0x000460,
+    0x000462,
+    0x000464,
+    0x000466,
+    0x000468,
+    0x00046A,
+    0x00046C,
+    0x00046E,
+    0x000470,
+    0x000472,
+    0x000474,
+    0x000476,
+    0x000478,
+    0x00047A,
+    0x00047C,
+    0x00047E,
+    0x000480,
+    0x00048C,
+    0x00048E,
+    0x000490,
+    0x000492,
+    0x000494,
+    0x000496,
+    0x000498,
+    0x00049A,
+    0x00049C,
+    0x00049E,
+    0x0004A0,
+    0x0004A2,
+    0x0004A4,
+    0x0004A6,
+    0x0004A8,
+    0x0004AA,
+    0x0004AC,
+    0x0004AE,
+    0x0004B0,
+    0x0004B2,
+    0x0004B4,
+    0x0004B6,
+    0x0004B8,
+    0x0004BA,
+    0x0004BC,
+    0x0004BE,
+    0x0004C3,
+    0x0004C5,
+    0x0004C7,
+    0x0004C9,
+    0x0004CB,
+    0x0004CD,
+    0x0004D0,
+    0x0004D2,
+    0x0004D4,
+    0x0004D6,
+    0x0004D8,
+    0x0004DA,
+    0x0004DC,
+    0x0004DE,
+    0x0004E0,
+    0x0004E2,
+    0x0004E4,
+    0x0004E6,
+    0x0004E8,
+    0x0004EA,
+    0x0004EC,
+    0x0004EE,
+    0x0004F0,
+    0x0004F2,
+    0x0004F4,
+    0x0004F6,
+    0x0004F8,
+    0x0004FA,
+    0x0004FC,
+    0x0004FE,
+    0x000500,
+    0x000502,
+    0x000504,
+    0x000506,
+    0x000508,
+    0x00050A,
+    0x00050C,
+    0x00050E,
+    0x000510,
+    0x000512,
+    0x000514,
+    0x000516,
+    0x000518,
+    0x00051A,
+    0x00051C,
+    0x00051E,
+    0x000520,
+    0x000522,
+    0x000524,
+    0x000526,
+    0x000528,
+    0x00052A,
+    0x00052C,
+    0x00052E,
+    0x001E02,
+    0x001E04,
+    0x001E06,
+    0x001E08,
+    0x001E0A,
+    0x001E0C,
+    0x001E0E,
+    0x001E10,
+    0x001E12,
+    0x001E14,
+    0x001E16,
+    0x001E18,
+    0x001E1A,
+    0x001E1C,
+    0x001E1E,
+    0x001E20,
+    0x001E22,
+    0x001E24,
+    0x001E26,
+    0x001E28,
+    0x001E2A,
+    0x001E2C,
+    0x001E2E,
+    0x001E30,
+    0x001E32,
+    0x001E34,
+    0x001E36,
+    0x001E38,
+    0x001E3A,
+    0x001E3C,
+    0x001E3E,
+    0x001E40,
+    0x001E42,
+    0x001E44,
+    0x001E46,
+    0x001E48,
+    0x001E4A,
+    0x001E4C,
+    0x001E4E,
+    0x001E50,
+    0x001E52,
+    0x001E54,
+    0x001E56,
+    0x001E58,
+    0x001E5A,
+    0x001E5C,
+    0x001E5E,
+    0x001E60,
+    0x001E62,
+    0x001E64,
+    0x001E66,
+    0x001E68,
+    0x001E6A,
+    0x001E6C,
+    0x001E6E,
+    0x001E70,
+    0x001E72,
+    0x001E74,
+    0x001E76,
+    0x001E78,
+    0x001E7A,
+    0x001E7C,
+    0x001E7E,
+    0x001E80,
+    0x001E82,
+    0x001E84,
+    0x001E86,
+    0x001E88,
+    0x001E8A,
+    0x001E8C,
+    0x001E8E,
+    0x001E90,
+    0x001E92,
+    0x001E94,
+    0x001EA2,
+    0x001EA4,
+    0x001EA6,
+    0x001EA8,
+    0x001EAA,
+    0x001EAC,
+    0x001EAE,
+    0x001EB0,
+    0x001EB2,
+    0x001EB4,
+    0x001EB6,
+    0x001EB8,
+    0x001EBA,
+    0x001EBC,
+    0x001EBE,
+    0x001EC0,
+    0x001EC2,
+    0x001EC4,
+    0x001EC6,
+    0x001EC8,
+    0x001ECA,
+    0x001ECC,
+    0x001ECE,
+    0x001ED0,
+    0x001ED2,
+    0x001ED4,
+    0x001ED6,
+    0x001ED8,
+    0x001EDA,
+    0x001EDC,
+    0x001EDE,
+    0x001EE0,
+    0x001EE2,
+    0x001EE4,
+    0x001EE6,
+    0x001EE8,
+    0x001EEA,
+    0x001EEC,
+    0x001EEE,
+    0x001EF0,
+    0x001EF2,
+    0x001EF4,
+    0x001EF6,
+    0x001EF8,
+    0x001EFA,
+    0x001EFC,
+    0x001EFE,
+    0x001FB5,
+    0x001FBD,
+    0x001FC5,
+    0x001FF5,
+    0x002C67,
+    0x002C69,
+    0x002C6B,
+    0x002C82,
+    0x002C84,
+    0x002C86,
+    0x002C88,
+    0x002C8A,
+    0x002C8C,
+    0x002C8E,
+    0x002C90,
+    0x002C92,
+    0x002C94,
+    0x002C96,
+    0x002C98,
+    0x002C9A,
+    0x002C9C,
+    0x002C9E,
+    0x002CA0,
+    0x002CA2,
+    0x002CA4,
+    0x002CA6,
+    0x002CA8,
+    0x002CAA,
+    0x002CAC,
+    0x002CAE,
+    0x002CB0,
+    0x002CB2,
+    0x002CB4,
+    0x002CB6,
+    0x002CB8,
+    0x002CBA,
+    0x002CBC,
+    0x002CBE,
+    0x002CC0,
+    0x002CC2,
+    0x002CC4,
+    0x002CC6,
+    0x002CC8,
+    0x002CCA,
+    0x002CCC,
+    0x002CCE,
+    0x002CD0,
+    0x002CD2,
+    0x002CD4,
+    0x002CD6,
+    0x002CD8,
+    0x002CDA,
+    0x002CDC,
+    0x002CDE,
+    0x002CE0,
+    0x002CE2,
+    0x002CED,
+    0x002D26,
+    0x00A642,
+    0x00A644,
+    0x00A646,
+    0x00A648,
+    0x00A64A,
+    0x00A64C,
+    0x00A64E,
+    0x00A650,
+    0x00A652,
+    0x00A654,
+    0x00A656,
+    0x00A658,
+    0x00A65A,
+    0x00A65C,
+    0x00A65E,
+    0x00A660,
+    0x00A662,
+    0x00A664,
+    0x00A666,
+    0x00A668,
+    0x00A66A,
+    0x00A66C,
+    0x00A682,
+    0x00A684,
+    0x00A686,
+    0x00A688,
+    0x00A68A,
+    0x00A68C,
+    0x00A68E,
+    0x00A690,
+    0x00A692,
+    0x00A694,
+    0x00A696,
+    0x00A698,
+    0x00A69A,
+    0x00A724,
+    0x00A726,
+    0x00A728,
+    0x00A72A,
+    0x00A72C,
+    0x00A72E,
+    0x00A734,
+    0x00A736,
+    0x00A738,
+    0x00A73A,
+    0x00A73C,
+    0x00A73E,
+    0x00A740,
+    0x00A742,
+    0x00A744,
+    0x00A746,
+    0x00A748,
+    0x00A74A,
+    0x00A74C,
+    0x00A74E,
+    0x00A750,
+    0x00A752,
+    0x00A754,
+    0x00A756,
+    0x00A758,
+    0x00A75A,
+    0x00A75C,
+    0x00A75E,
+    0x00A760,
+    0x00A762,
+    0x00A764,
+    0x00A766,
+    0x00A768,
+    0x00A76A,
+    0x00A76C,
+    0x00A76E,
+    0x00A77B,
+    0x00A780,
+    0x00A782,
+    0x00A784,
+    0x00A786,
+    0x00A792,
+    0x00A798,
+    0x00A79A,
+    0x00A79C,
+    0x00A79E,
+    0x00A7A0,
+    0x00A7A2,
+    0x00A7A4,
+    0x00A7A6,
+    0x00A7A8,
+    0x00A7B6
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000060],
+    [0x00007B, 0x0000B4],
+    [0x0000B6, 0x0000DE],
+    [0x000138, 0x000139],
+    [0x000178, 0x000179],
+    [0x000181, 0x000182],
+    [0x000186, 0x000187],
+    [0x000189, 0x00018B],
+    [0x00018D, 0x000191],
+    [0x000193, 0x000194],
+    [0x000196, 0x000198],
+    [0x00019B, 0x00019D],
+    [0x00019F, 0x0001A0],
+    [0x0001A6, 0x0001A7],
+    [0x0001A9, 0x0001AC],
+    [0x0001AE, 0x0001AF],
+    [0x0001B1, 0x0001B3],
+    [0x0001B7, 0x0001B8],
+    [0x0001BA, 0x0001BC],
+    [0x0001C0, 0x0001C4],
+    [0x0001F6, 0x0001F8],
+    [0x000220, 0x000222],
+    [0x000234, 0x00023B],
+    [0x00023D, 0x00023E],
+    [0x000243, 0x000246],
+    [0x00025D, 0x00025F],
+    [0x00026D, 0x00026E],
+    [0x000273, 0x000274],
+    [0x000276, 0x00027C],
+    [0x00027E, 0x00027F],
+    [0x000281, 0x000282],
+    [0x000284, 0x000286],
+    [0x00028D, 0x000291],
+    [0x000293, 0x00029C],
+    [0x00029F, 0x000344],
+    [0x000346, 0x000370],
+    [0x000374, 0x000376],
+    [0x000378, 0x00037A],
+    [0x00037E, 0x00038F],
+    [0x000391, 0x0003AB],
+    [0x0003D2, 0x0003D4],
+    [0x0003F6, 0x0003F7],
+    [0x0003F9, 0x0003FA],
+    [0x0003FC, 0x00042F],
+    [0x000482, 0x00048A],
+    [0x0004C0, 0x0004C1],
+    [0x000530, 0x000560],
+    [0x000588, 0x0013F7],
+    [0x0013FE, 0x001C7F],
+    [0x001C89, 0x001D78],
+    [0x001D7A, 0x001D7C],
+    [0x001D7E, 0x001E00],
+    [0x001E9C, 0x001EA0],
+    [0x001F08, 0x001F0F],
+    [0x001F16, 0x001F1F],
+    [0x001F28, 0x001F2F],
+    [0x001F38, 0x001F3F],
+    [0x001F46, 0x001F4F],
+    [0x001F58, 0x001F5F],
+    [0x001F68, 0x001F6F],
+    [0x001F7E, 0x001F7F],
+    [0x001FB8, 0x001FBB],
+    [0x001FBF, 0x001FC1],
+    [0x001FC8, 0x001FCB],
+    [0x001FCD, 0x001FCF],
+    [0x001FD4, 0x001FD5],
+    [0x001FD8, 0x001FDF],
+    [0x001FE8, 0x001FF1],
+    [0x001FF8, 0x001FFB],
+    [0x001FFD, 0x00214D],
+    [0x00214F, 0x00216F],
+    [0x002180, 0x002183],
+    [0x002185, 0x0024CF],
+    [0x0024EA, 0x002C2F],
+    [0x002C5F, 0x002C60],
+    [0x002C62, 0x002C64],
+    [0x002C6D, 0x002C72],
+    [0x002C74, 0x002C75],
+    [0x002C77, 0x002C80],
+    [0x002CE4, 0x002CEB],
+    [0x002CEF, 0x002CF2],
+    [0x002CF4, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x00A640],
+    [0x00A66E, 0x00A680],
+    [0x00A69C, 0x00A722],
+    [0x00A730, 0x00A732],
+    [0x00A770, 0x00A779],
+    [0x00A77D, 0x00A77E],
+    [0x00A788, 0x00A78B],
+    [0x00A78D, 0x00A790],
+    [0x00A794, 0x00A796],
+    [0x00A7AA, 0x00A7B4],
+    [0x00A7B8, 0x00AB52],
+    [0x00AB54, 0x00AB6F],
+    [0x00ABC0, 0x00DBFF],
+    [0x00E000, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FF40],
+    [0x00FF5B, 0x010427],
+    [0x010450, 0x0104D7],
+    [0x0104FC, 0x010CBF],
+    [0x010CF3, 0x0118BF],
+    [0x0118E0, 0x01E921],
+    [0x01E944, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Changes_When_Uppercased}+$/u,
+  nonMatchSymbols,
+  "\\P{Changes_When_Uppercased}"
+);
+testPropertyEscapes(
+  /^\P{CWU}+$/u,
+  nonMatchSymbols,
+  "\\P{CWU}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Composition_Exclusion.js b/test/built-ins/RegExp/property-escapes/Composition_Exclusion.js
new file mode 100644
index 0000000000000000000000000000000000000000..4da529e32719b297fcdaf8d66690370811fc1df4
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Composition_Exclusion.js
@@ -0,0 +1,117 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Composition_Exclusion`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0009DF,
+    0x000A33,
+    0x000A36,
+    0x000A5E,
+    0x000F43,
+    0x000F4D,
+    0x000F52,
+    0x000F57,
+    0x000F5C,
+    0x000F69,
+    0x000F76,
+    0x000F78,
+    0x000F93,
+    0x000F9D,
+    0x000FA2,
+    0x000FA7,
+    0x000FAC,
+    0x000FB9,
+    0x002ADC,
+    0x00FB1D,
+    0x00FB1F,
+    0x00FB3E
+  ],
+  ranges: [
+    [0x000958, 0x00095F],
+    [0x0009DC, 0x0009DD],
+    [0x000A59, 0x000A5B],
+    [0x000B5C, 0x000B5D],
+    [0x00FB2A, 0x00FB36],
+    [0x00FB38, 0x00FB3C],
+    [0x00FB40, 0x00FB41],
+    [0x00FB43, 0x00FB44],
+    [0x00FB46, 0x00FB4E],
+    [0x01D15E, 0x01D164],
+    [0x01D1BB, 0x01D1C0]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Composition_Exclusion}+$/u,
+  matchSymbols,
+  "\\p{Composition_Exclusion}"
+);
+testPropertyEscapes(
+  /^\p{CE}+$/u,
+  matchSymbols,
+  "\\p{CE}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0009DE,
+    0x000F77,
+    0x00FB1E,
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000957],
+    [0x000960, 0x0009DB],
+    [0x0009E0, 0x000A32],
+    [0x000A34, 0x000A35],
+    [0x000A37, 0x000A58],
+    [0x000A5C, 0x000A5D],
+    [0x000A5F, 0x000B5B],
+    [0x000B5E, 0x000F42],
+    [0x000F44, 0x000F4C],
+    [0x000F4E, 0x000F51],
+    [0x000F53, 0x000F56],
+    [0x000F58, 0x000F5B],
+    [0x000F5D, 0x000F68],
+    [0x000F6A, 0x000F75],
+    [0x000F79, 0x000F92],
+    [0x000F94, 0x000F9C],
+    [0x000F9E, 0x000FA1],
+    [0x000FA3, 0x000FA6],
+    [0x000FA8, 0x000FAB],
+    [0x000FAD, 0x000FB8],
+    [0x000FBA, 0x002ADB],
+    [0x002ADD, 0x00DBFF],
+    [0x00E000, 0x00FB1C],
+    [0x00FB20, 0x00FB29],
+    [0x00FB4F, 0x01D15D],
+    [0x01D165, 0x01D1BA],
+    [0x01D1C1, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Composition_Exclusion}+$/u,
+  nonMatchSymbols,
+  "\\P{Composition_Exclusion}"
+);
+testPropertyEscapes(
+  /^\P{CE}+$/u,
+  nonMatchSymbols,
+  "\\P{CE}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Dash.js b/test/built-ins/RegExp/property-escapes/Dash.js
new file mode 100644
index 0000000000000000000000000000000000000000..58bb57b96a50c9a4b8d0ce98dce940724b17ade2
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Dash.js
@@ -0,0 +1,82 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Dash`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00002D,
+    0x00058A,
+    0x0005BE,
+    0x001400,
+    0x001806,
+    0x002053,
+    0x00207B,
+    0x00208B,
+    0x002212,
+    0x002E17,
+    0x002E1A,
+    0x002E40,
+    0x00301C,
+    0x003030,
+    0x0030A0,
+    0x00FE58,
+    0x00FE63,
+    0x00FF0D
+  ],
+  ranges: [
+    [0x002010, 0x002015],
+    [0x002E3A, 0x002E3B],
+    [0x00FE31, 0x00FE32]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Dash}+$/u,
+  matchSymbols,
+  "\\p{Dash}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00002C],
+    [0x00002E, 0x000589],
+    [0x00058B, 0x0005BD],
+    [0x0005BF, 0x0013FF],
+    [0x001401, 0x001805],
+    [0x001807, 0x00200F],
+    [0x002016, 0x002052],
+    [0x002054, 0x00207A],
+    [0x00207C, 0x00208A],
+    [0x00208C, 0x002211],
+    [0x002213, 0x002E16],
+    [0x002E18, 0x002E19],
+    [0x002E1B, 0x002E39],
+    [0x002E3C, 0x002E3F],
+    [0x002E41, 0x00301B],
+    [0x00301D, 0x00302F],
+    [0x003031, 0x00309F],
+    [0x0030A1, 0x00DBFF],
+    [0x00E000, 0x00FE30],
+    [0x00FE33, 0x00FE57],
+    [0x00FE59, 0x00FE62],
+    [0x00FE64, 0x00FF0C],
+    [0x00FF0E, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Dash}+$/u,
+  nonMatchSymbols,
+  "\\P{Dash}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Default_Ignorable_Code_Point.js b/test/built-ins/RegExp/property-escapes/Default_Ignorable_Code_Point.js
new file mode 100644
index 0000000000000000000000000000000000000000..6dae7d27b71b42cb9c612fa818b369bbe417a605
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Default_Ignorable_Code_Point.js
@@ -0,0 +1,84 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Default_Ignorable_Code_Point`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AD,
+    0x00034F,
+    0x00061C,
+    0x003164,
+    0x00FEFF,
+    0x00FFA0
+  ],
+  ranges: [
+    [0x00115F, 0x001160],
+    [0x0017B4, 0x0017B5],
+    [0x00180B, 0x00180E],
+    [0x00200B, 0x00200F],
+    [0x00202A, 0x00202E],
+    [0x002060, 0x00206F],
+    [0x00FE00, 0x00FE0F],
+    [0x00FFF0, 0x00FFF8],
+    [0x01BCA0, 0x01BCA3],
+    [0x01D173, 0x01D17A],
+    [0x0E0000, 0x0E0FFF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Default_Ignorable_Code_Point}+$/u,
+  matchSymbols,
+  "\\p{Default_Ignorable_Code_Point}"
+);
+testPropertyEscapes(
+  /^\p{DI}+$/u,
+  matchSymbols,
+  "\\p{DI}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0000AC],
+    [0x0000AE, 0x00034E],
+    [0x000350, 0x00061B],
+    [0x00061D, 0x00115E],
+    [0x001161, 0x0017B3],
+    [0x0017B6, 0x00180A],
+    [0x00180F, 0x00200A],
+    [0x002010, 0x002029],
+    [0x00202F, 0x00205F],
+    [0x002070, 0x003163],
+    [0x003165, 0x00DBFF],
+    [0x00E000, 0x00FDFF],
+    [0x00FE10, 0x00FEFE],
+    [0x00FF00, 0x00FF9F],
+    [0x00FFA1, 0x00FFEF],
+    [0x00FFF9, 0x01BC9F],
+    [0x01BCA4, 0x01D172],
+    [0x01D17B, 0x0DFFFF],
+    [0x0E1000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Default_Ignorable_Code_Point}+$/u,
+  nonMatchSymbols,
+  "\\P{Default_Ignorable_Code_Point}"
+);
+testPropertyEscapes(
+  /^\P{DI}+$/u,
+  nonMatchSymbols,
+  "\\P{DI}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Deprecated.js b/test/built-ins/RegExp/property-escapes/Deprecated.js
new file mode 100644
index 0000000000000000000000000000000000000000..efa48f4be5d3172573f685e096455ff3bd359449
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Deprecated.js
@@ -0,0 +1,67 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Deprecated`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000149,
+    0x000673,
+    0x000F77,
+    0x000F79,
+    0x0E0001
+  ],
+  ranges: [
+    [0x0017A3, 0x0017A4],
+    [0x00206A, 0x00206F],
+    [0x002329, 0x00232A]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Deprecated}+$/u,
+  matchSymbols,
+  "\\p{Deprecated}"
+);
+testPropertyEscapes(
+  /^\p{Dep}+$/u,
+  matchSymbols,
+  "\\p{Dep}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000F78
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000148],
+    [0x00014A, 0x000672],
+    [0x000674, 0x000F76],
+    [0x000F7A, 0x0017A2],
+    [0x0017A5, 0x002069],
+    [0x002070, 0x002328],
+    [0x00232B, 0x00DBFF],
+    [0x00E000, 0x0E0000],
+    [0x0E0002, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Deprecated}+$/u,
+  nonMatchSymbols,
+  "\\P{Deprecated}"
+);
+testPropertyEscapes(
+  /^\P{Dep}+$/u,
+  nonMatchSymbols,
+  "\\P{Dep}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Diacritic.js b/test/built-ins/RegExp/property-escapes/Diacritic.js
new file mode 100644
index 0000000000000000000000000000000000000000..0210e1d623fb5479dcd2f058a7638d472bce7b22
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Diacritic.js
@@ -0,0 +1,355 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Diacritic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00005E,
+    0x000060,
+    0x0000A8,
+    0x0000AF,
+    0x0000B4,
+    0x00037A,
+    0x000559,
+    0x0005BF,
+    0x0005C4,
+    0x00093C,
+    0x00094D,
+    0x000971,
+    0x0009BC,
+    0x0009CD,
+    0x000A3C,
+    0x000A4D,
+    0x000ABC,
+    0x000ACD,
+    0x000B3C,
+    0x000B4D,
+    0x000BCD,
+    0x000C4D,
+    0x000CBC,
+    0x000CCD,
+    0x000D4D,
+    0x000DCA,
+    0x000E4E,
+    0x000F35,
+    0x000F37,
+    0x000F39,
+    0x000FC6,
+    0x001037,
+    0x00108F,
+    0x0017DD,
+    0x001A7F,
+    0x001B34,
+    0x001B44,
+    0x001CED,
+    0x001CF4,
+    0x001DF5,
+    0x001FBD,
+    0x002E2F,
+    0x0030FC,
+    0x00A66F,
+    0x00A67F,
+    0x00A788,
+    0x00A8C4,
+    0x00A953,
+    0x00A9B3,
+    0x00A9C0,
+    0x00A9E5,
+    0x00AAF6,
+    0x00FB1E,
+    0x00FF3E,
+    0x00FF40,
+    0x00FF70,
+    0x00FFE3,
+    0x0102E0,
+    0x011173,
+    0x0111C0,
+    0x01133C,
+    0x01134D,
+    0x011442,
+    0x011446,
+    0x01163F,
+    0x01172B,
+    0x011C3F
+  ],
+  ranges: [
+    [0x0000B7, 0x0000B8],
+    [0x0002B0, 0x00034E],
+    [0x000350, 0x000357],
+    [0x00035D, 0x000362],
+    [0x000374, 0x000375],
+    [0x000384, 0x000385],
+    [0x000483, 0x000487],
+    [0x000591, 0x0005A1],
+    [0x0005A3, 0x0005BD],
+    [0x0005C1, 0x0005C2],
+    [0x00064B, 0x000652],
+    [0x000657, 0x000658],
+    [0x0006DF, 0x0006E0],
+    [0x0006E5, 0x0006E6],
+    [0x0006EA, 0x0006EC],
+    [0x000730, 0x00074A],
+    [0x0007A6, 0x0007B0],
+    [0x0007EB, 0x0007F5],
+    [0x000818, 0x000819],
+    [0x0008E3, 0x0008FE],
+    [0x000951, 0x000954],
+    [0x000E47, 0x000E4C],
+    [0x000EC8, 0x000ECC],
+    [0x000F18, 0x000F19],
+    [0x000F3E, 0x000F3F],
+    [0x000F82, 0x000F84],
+    [0x000F86, 0x000F87],
+    [0x001039, 0x00103A],
+    [0x001087, 0x00108D],
+    [0x00109A, 0x00109B],
+    [0x0017C9, 0x0017D3],
+    [0x001939, 0x00193B],
+    [0x001A75, 0x001A7C],
+    [0x001AB0, 0x001ABD],
+    [0x001B6B, 0x001B73],
+    [0x001BAA, 0x001BAB],
+    [0x001C36, 0x001C37],
+    [0x001C78, 0x001C7D],
+    [0x001CD0, 0x001CE8],
+    [0x001CF8, 0x001CF9],
+    [0x001D2C, 0x001D6A],
+    [0x001DC4, 0x001DCF],
+    [0x001DFD, 0x001DFF],
+    [0x001FBF, 0x001FC1],
+    [0x001FCD, 0x001FCF],
+    [0x001FDD, 0x001FDF],
+    [0x001FED, 0x001FEF],
+    [0x001FFD, 0x001FFE],
+    [0x002CEF, 0x002CF1],
+    [0x00302A, 0x00302F],
+    [0x003099, 0x00309C],
+    [0x00A67C, 0x00A67D],
+    [0x00A69C, 0x00A69D],
+    [0x00A6F0, 0x00A6F1],
+    [0x00A717, 0x00A721],
+    [0x00A7F8, 0x00A7F9],
+    [0x00A8E0, 0x00A8F1],
+    [0x00A92B, 0x00A92E],
+    [0x00AA7B, 0x00AA7D],
+    [0x00AABF, 0x00AAC2],
+    [0x00AB5B, 0x00AB5F],
+    [0x00ABEC, 0x00ABED],
+    [0x00FE20, 0x00FE2F],
+    [0x00FF9E, 0x00FF9F],
+    [0x010AE5, 0x010AE6],
+    [0x0110B9, 0x0110BA],
+    [0x011133, 0x011134],
+    [0x0111CA, 0x0111CC],
+    [0x011235, 0x011236],
+    [0x0112E9, 0x0112EA],
+    [0x011366, 0x01136C],
+    [0x011370, 0x011374],
+    [0x0114C2, 0x0114C3],
+    [0x0115BF, 0x0115C0],
+    [0x0116B6, 0x0116B7],
+    [0x016AF0, 0x016AF4],
+    [0x016F8F, 0x016F9F],
+    [0x01D167, 0x01D169],
+    [0x01D16D, 0x01D172],
+    [0x01D17B, 0x01D182],
+    [0x01D185, 0x01D18B],
+    [0x01D1AA, 0x01D1AD],
+    [0x01E8D0, 0x01E8D6],
+    [0x01E944, 0x01E946],
+    [0x01E948, 0x01E94A]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Diacritic}+$/u,
+  matchSymbols,
+  "\\p{Diacritic}"
+);
+testPropertyEscapes(
+  /^\p{Dia}+$/u,
+  matchSymbols,
+  "\\p{Dia}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00005F,
+    0x00034F,
+    0x0005A2,
+    0x0005BE,
+    0x0005C0,
+    0x0005C3,
+    0x000E4D,
+    0x000F36,
+    0x000F38,
+    0x000F85,
+    0x001038,
+    0x00108E,
+    0x001FBE,
+    0x00A67E,
+    0x00FF3F,
+    0x01E947
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00005D],
+    [0x000061, 0x0000A7],
+    [0x0000A9, 0x0000AE],
+    [0x0000B0, 0x0000B3],
+    [0x0000B5, 0x0000B6],
+    [0x0000B9, 0x0002AF],
+    [0x000358, 0x00035C],
+    [0x000363, 0x000373],
+    [0x000376, 0x000379],
+    [0x00037B, 0x000383],
+    [0x000386, 0x000482],
+    [0x000488, 0x000558],
+    [0x00055A, 0x000590],
+    [0x0005C5, 0x00064A],
+    [0x000653, 0x000656],
+    [0x000659, 0x0006DE],
+    [0x0006E1, 0x0006E4],
+    [0x0006E7, 0x0006E9],
+    [0x0006ED, 0x00072F],
+    [0x00074B, 0x0007A5],
+    [0x0007B1, 0x0007EA],
+    [0x0007F6, 0x000817],
+    [0x00081A, 0x0008E2],
+    [0x0008FF, 0x00093B],
+    [0x00093D, 0x00094C],
+    [0x00094E, 0x000950],
+    [0x000955, 0x000970],
+    [0x000972, 0x0009BB],
+    [0x0009BD, 0x0009CC],
+    [0x0009CE, 0x000A3B],
+    [0x000A3D, 0x000A4C],
+    [0x000A4E, 0x000ABB],
+    [0x000ABD, 0x000ACC],
+    [0x000ACE, 0x000B3B],
+    [0x000B3D, 0x000B4C],
+    [0x000B4E, 0x000BCC],
+    [0x000BCE, 0x000C4C],
+    [0x000C4E, 0x000CBB],
+    [0x000CBD, 0x000CCC],
+    [0x000CCE, 0x000D4C],
+    [0x000D4E, 0x000DC9],
+    [0x000DCB, 0x000E46],
+    [0x000E4F, 0x000EC7],
+    [0x000ECD, 0x000F17],
+    [0x000F1A, 0x000F34],
+    [0x000F3A, 0x000F3D],
+    [0x000F40, 0x000F81],
+    [0x000F88, 0x000FC5],
+    [0x000FC7, 0x001036],
+    [0x00103B, 0x001086],
+    [0x001090, 0x001099],
+    [0x00109C, 0x0017C8],
+    [0x0017D4, 0x0017DC],
+    [0x0017DE, 0x001938],
+    [0x00193C, 0x001A74],
+    [0x001A7D, 0x001A7E],
+    [0x001A80, 0x001AAF],
+    [0x001ABE, 0x001B33],
+    [0x001B35, 0x001B43],
+    [0x001B45, 0x001B6A],
+    [0x001B74, 0x001BA9],
+    [0x001BAC, 0x001C35],
+    [0x001C38, 0x001C77],
+    [0x001C7E, 0x001CCF],
+    [0x001CE9, 0x001CEC],
+    [0x001CEE, 0x001CF3],
+    [0x001CF5, 0x001CF7],
+    [0x001CFA, 0x001D2B],
+    [0x001D6B, 0x001DC3],
+    [0x001DD0, 0x001DF4],
+    [0x001DF6, 0x001DFC],
+    [0x001E00, 0x001FBC],
+    [0x001FC2, 0x001FCC],
+    [0x001FD0, 0x001FDC],
+    [0x001FE0, 0x001FEC],
+    [0x001FF0, 0x001FFC],
+    [0x001FFF, 0x002CEE],
+    [0x002CF2, 0x002E2E],
+    [0x002E30, 0x003029],
+    [0x003030, 0x003098],
+    [0x00309D, 0x0030FB],
+    [0x0030FD, 0x00A66E],
+    [0x00A670, 0x00A67B],
+    [0x00A680, 0x00A69B],
+    [0x00A69E, 0x00A6EF],
+    [0x00A6F2, 0x00A716],
+    [0x00A722, 0x00A787],
+    [0x00A789, 0x00A7F7],
+    [0x00A7FA, 0x00A8C3],
+    [0x00A8C5, 0x00A8DF],
+    [0x00A8F2, 0x00A92A],
+    [0x00A92F, 0x00A952],
+    [0x00A954, 0x00A9B2],
+    [0x00A9B4, 0x00A9BF],
+    [0x00A9C1, 0x00A9E4],
+    [0x00A9E6, 0x00AA7A],
+    [0x00AA7E, 0x00AABE],
+    [0x00AAC3, 0x00AAF5],
+    [0x00AAF7, 0x00AB5A],
+    [0x00AB60, 0x00ABEB],
+    [0x00ABEE, 0x00DBFF],
+    [0x00E000, 0x00FB1D],
+    [0x00FB1F, 0x00FE1F],
+    [0x00FE30, 0x00FF3D],
+    [0x00FF41, 0x00FF6F],
+    [0x00FF71, 0x00FF9D],
+    [0x00FFA0, 0x00FFE2],
+    [0x00FFE4, 0x0102DF],
+    [0x0102E1, 0x010AE4],
+    [0x010AE7, 0x0110B8],
+    [0x0110BB, 0x011132],
+    [0x011135, 0x011172],
+    [0x011174, 0x0111BF],
+    [0x0111C1, 0x0111C9],
+    [0x0111CD, 0x011234],
+    [0x011237, 0x0112E8],
+    [0x0112EB, 0x01133B],
+    [0x01133D, 0x01134C],
+    [0x01134E, 0x011365],
+    [0x01136D, 0x01136F],
+    [0x011375, 0x011441],
+    [0x011443, 0x011445],
+    [0x011447, 0x0114C1],
+    [0x0114C4, 0x0115BE],
+    [0x0115C1, 0x01163E],
+    [0x011640, 0x0116B5],
+    [0x0116B8, 0x01172A],
+    [0x01172C, 0x011C3E],
+    [0x011C40, 0x016AEF],
+    [0x016AF5, 0x016F8E],
+    [0x016FA0, 0x01D166],
+    [0x01D16A, 0x01D16C],
+    [0x01D173, 0x01D17A],
+    [0x01D183, 0x01D184],
+    [0x01D18C, 0x01D1A9],
+    [0x01D1AE, 0x01E8CF],
+    [0x01E8D7, 0x01E943],
+    [0x01E94B, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Diacritic}+$/u,
+  nonMatchSymbols,
+  "\\P{Diacritic}"
+);
+testPropertyEscapes(
+  /^\P{Dia}+$/u,
+  nonMatchSymbols,
+  "\\P{Dia}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Emoji.js b/test/built-ins/RegExp/property-escapes/Emoji.js
new file mode 100644
index 0000000000000000000000000000000000000000..98dafa59170c414f361589ce77c4a99cc3054620
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Emoji.js
@@ -0,0 +1,331 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Emoji`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000023,
+    0x00002A,
+    0x0000A9,
+    0x0000AE,
+    0x00203C,
+    0x002049,
+    0x002122,
+    0x002139,
+    0x002328,
+    0x0023CF,
+    0x0024C2,
+    0x0025B6,
+    0x0025C0,
+    0x00260E,
+    0x002611,
+    0x002618,
+    0x00261D,
+    0x002620,
+    0x002626,
+    0x00262A,
+    0x002640,
+    0x002642,
+    0x002660,
+    0x002663,
+    0x002668,
+    0x00267B,
+    0x00267F,
+    0x002699,
+    0x0026C8,
+    0x0026D1,
+    0x0026FD,
+    0x002702,
+    0x002705,
+    0x00270F,
+    0x002712,
+    0x002714,
+    0x002716,
+    0x00271D,
+    0x002721,
+    0x002728,
+    0x002744,
+    0x002747,
+    0x00274C,
+    0x00274E,
+    0x002757,
+    0x0027A1,
+    0x0027B0,
+    0x0027BF,
+    0x002B50,
+    0x002B55,
+    0x003030,
+    0x00303D,
+    0x003297,
+    0x003299,
+    0x01F004,
+    0x01F0CF,
+    0x01F18E,
+    0x01F21A,
+    0x01F22F,
+    0x01F587,
+    0x01F590,
+    0x01F5A8,
+    0x01F5BC,
+    0x01F5E1,
+    0x01F5E3,
+    0x01F5E8,
+    0x01F5EF,
+    0x01F5F3,
+    0x01F6E9,
+    0x01F6F0,
+    0x01F9C0
+  ],
+  ranges: [
+    [0x000030, 0x000039],
+    [0x002194, 0x002199],
+    [0x0021A9, 0x0021AA],
+    [0x00231A, 0x00231B],
+    [0x0023E9, 0x0023F3],
+    [0x0023F8, 0x0023FA],
+    [0x0025AA, 0x0025AB],
+    [0x0025FB, 0x0025FE],
+    [0x002600, 0x002604],
+    [0x002614, 0x002615],
+    [0x002622, 0x002623],
+    [0x00262E, 0x00262F],
+    [0x002638, 0x00263A],
+    [0x002648, 0x002653],
+    [0x002665, 0x002666],
+    [0x002692, 0x002697],
+    [0x00269B, 0x00269C],
+    [0x0026A0, 0x0026A1],
+    [0x0026AA, 0x0026AB],
+    [0x0026B0, 0x0026B1],
+    [0x0026BD, 0x0026BE],
+    [0x0026C4, 0x0026C5],
+    [0x0026CE, 0x0026CF],
+    [0x0026D3, 0x0026D4],
+    [0x0026E9, 0x0026EA],
+    [0x0026F0, 0x0026F5],
+    [0x0026F7, 0x0026FA],
+    [0x002708, 0x00270D],
+    [0x002733, 0x002734],
+    [0x002753, 0x002755],
+    [0x002763, 0x002764],
+    [0x002795, 0x002797],
+    [0x002934, 0x002935],
+    [0x002B05, 0x002B07],
+    [0x002B1B, 0x002B1C],
+    [0x01F170, 0x01F171],
+    [0x01F17E, 0x01F17F],
+    [0x01F191, 0x01F19A],
+    [0x01F1E6, 0x01F1FF],
+    [0x01F201, 0x01F202],
+    [0x01F232, 0x01F23A],
+    [0x01F250, 0x01F251],
+    [0x01F300, 0x01F321],
+    [0x01F324, 0x01F393],
+    [0x01F396, 0x01F397],
+    [0x01F399, 0x01F39B],
+    [0x01F39E, 0x01F3F0],
+    [0x01F3F3, 0x01F3F5],
+    [0x01F3F7, 0x01F4FD],
+    [0x01F4FF, 0x01F53D],
+    [0x01F549, 0x01F54E],
+    [0x01F550, 0x01F567],
+    [0x01F56F, 0x01F570],
+    [0x01F573, 0x01F57A],
+    [0x01F58A, 0x01F58D],
+    [0x01F595, 0x01F596],
+    [0x01F5A4, 0x01F5A5],
+    [0x01F5B1, 0x01F5B2],
+    [0x01F5C2, 0x01F5C4],
+    [0x01F5D1, 0x01F5D3],
+    [0x01F5DC, 0x01F5DE],
+    [0x01F5FA, 0x01F64F],
+    [0x01F680, 0x01F6C5],
+    [0x01F6CB, 0x01F6D2],
+    [0x01F6E0, 0x01F6E5],
+    [0x01F6EB, 0x01F6EC],
+    [0x01F6F3, 0x01F6F8],
+    [0x01F910, 0x01F93A],
+    [0x01F93C, 0x01F93E],
+    [0x01F940, 0x01F945],
+    [0x01F947, 0x01F94C],
+    [0x01F950, 0x01F96B],
+    [0x01F980, 0x01F997],
+    [0x01F9D0, 0x01F9E6]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Emoji}+$/u,
+  matchSymbols,
+  "\\p{Emoji}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0025FF,
+    0x002621,
+    0x002641,
+    0x002664,
+    0x002667,
+    0x002698,
+    0x00269A,
+    0x0026D0,
+    0x0026D2,
+    0x0026F6,
+    0x00270E,
+    0x002713,
+    0x002715,
+    0x00274D,
+    0x002756,
+    0x003298,
+    0x01F200,
+    0x01F398,
+    0x01F3F6,
+    0x01F4FE,
+    0x01F54F,
+    0x01F5E2,
+    0x01F6EA,
+    0x01F93B,
+    0x01F93F,
+    0x01F946
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000022],
+    [0x000024, 0x000029],
+    [0x00002B, 0x00002F],
+    [0x00003A, 0x0000A8],
+    [0x0000AA, 0x0000AD],
+    [0x0000AF, 0x00203B],
+    [0x00203D, 0x002048],
+    [0x00204A, 0x002121],
+    [0x002123, 0x002138],
+    [0x00213A, 0x002193],
+    [0x00219A, 0x0021A8],
+    [0x0021AB, 0x002319],
+    [0x00231C, 0x002327],
+    [0x002329, 0x0023CE],
+    [0x0023D0, 0x0023E8],
+    [0x0023F4, 0x0023F7],
+    [0x0023FB, 0x0024C1],
+    [0x0024C3, 0x0025A9],
+    [0x0025AC, 0x0025B5],
+    [0x0025B7, 0x0025BF],
+    [0x0025C1, 0x0025FA],
+    [0x002605, 0x00260D],
+    [0x00260F, 0x002610],
+    [0x002612, 0x002613],
+    [0x002616, 0x002617],
+    [0x002619, 0x00261C],
+    [0x00261E, 0x00261F],
+    [0x002624, 0x002625],
+    [0x002627, 0x002629],
+    [0x00262B, 0x00262D],
+    [0x002630, 0x002637],
+    [0x00263B, 0x00263F],
+    [0x002643, 0x002647],
+    [0x002654, 0x00265F],
+    [0x002661, 0x002662],
+    [0x002669, 0x00267A],
+    [0x00267C, 0x00267E],
+    [0x002680, 0x002691],
+    [0x00269D, 0x00269F],
+    [0x0026A2, 0x0026A9],
+    [0x0026AC, 0x0026AF],
+    [0x0026B2, 0x0026BC],
+    [0x0026BF, 0x0026C3],
+    [0x0026C6, 0x0026C7],
+    [0x0026C9, 0x0026CD],
+    [0x0026D5, 0x0026E8],
+    [0x0026EB, 0x0026EF],
+    [0x0026FB, 0x0026FC],
+    [0x0026FE, 0x002701],
+    [0x002703, 0x002704],
+    [0x002706, 0x002707],
+    [0x002710, 0x002711],
+    [0x002717, 0x00271C],
+    [0x00271E, 0x002720],
+    [0x002722, 0x002727],
+    [0x002729, 0x002732],
+    [0x002735, 0x002743],
+    [0x002745, 0x002746],
+    [0x002748, 0x00274B],
+    [0x00274F, 0x002752],
+    [0x002758, 0x002762],
+    [0x002765, 0x002794],
+    [0x002798, 0x0027A0],
+    [0x0027A2, 0x0027AF],
+    [0x0027B1, 0x0027BE],
+    [0x0027C0, 0x002933],
+    [0x002936, 0x002B04],
+    [0x002B08, 0x002B1A],
+    [0x002B1D, 0x002B4F],
+    [0x002B51, 0x002B54],
+    [0x002B56, 0x00302F],
+    [0x003031, 0x00303C],
+    [0x00303E, 0x003296],
+    [0x00329A, 0x00DBFF],
+    [0x00E000, 0x01F003],
+    [0x01F005, 0x01F0CE],
+    [0x01F0D0, 0x01F16F],
+    [0x01F172, 0x01F17D],
+    [0x01F180, 0x01F18D],
+    [0x01F18F, 0x01F190],
+    [0x01F19B, 0x01F1E5],
+    [0x01F203, 0x01F219],
+    [0x01F21B, 0x01F22E],
+    [0x01F230, 0x01F231],
+    [0x01F23B, 0x01F24F],
+    [0x01F252, 0x01F2FF],
+    [0x01F322, 0x01F323],
+    [0x01F394, 0x01F395],
+    [0x01F39C, 0x01F39D],
+    [0x01F3F1, 0x01F3F2],
+    [0x01F53E, 0x01F548],
+    [0x01F568, 0x01F56E],
+    [0x01F571, 0x01F572],
+    [0x01F57B, 0x01F586],
+    [0x01F588, 0x01F589],
+    [0x01F58E, 0x01F58F],
+    [0x01F591, 0x01F594],
+    [0x01F597, 0x01F5A3],
+    [0x01F5A6, 0x01F5A7],
+    [0x01F5A9, 0x01F5B0],
+    [0x01F5B3, 0x01F5BB],
+    [0x01F5BD, 0x01F5C1],
+    [0x01F5C5, 0x01F5D0],
+    [0x01F5D4, 0x01F5DB],
+    [0x01F5DF, 0x01F5E0],
+    [0x01F5E4, 0x01F5E7],
+    [0x01F5E9, 0x01F5EE],
+    [0x01F5F0, 0x01F5F2],
+    [0x01F5F4, 0x01F5F9],
+    [0x01F650, 0x01F67F],
+    [0x01F6C6, 0x01F6CA],
+    [0x01F6D3, 0x01F6DF],
+    [0x01F6E6, 0x01F6E8],
+    [0x01F6ED, 0x01F6EF],
+    [0x01F6F1, 0x01F6F2],
+    [0x01F6F9, 0x01F90F],
+    [0x01F94D, 0x01F94F],
+    [0x01F96C, 0x01F97F],
+    [0x01F998, 0x01F9BF],
+    [0x01F9C1, 0x01F9CF],
+    [0x01F9E7, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Emoji}+$/u,
+  nonMatchSymbols,
+  "\\P{Emoji}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Emoji_Component.js b/test/built-ins/RegExp/property-escapes/Emoji_Component.js
new file mode 100644
index 0000000000000000000000000000000000000000..2c1c86ce0f4a744443f8ec66183864f47db2abf1
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Emoji_Component.js
@@ -0,0 +1,50 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Emoji_Component`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000023,
+    0x00002A
+  ],
+  ranges: [
+    [0x000030, 0x000039],
+    [0x01F1E6, 0x01F1FF],
+    [0x01F3FB, 0x01F3FF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Emoji_Component}+$/u,
+  matchSymbols,
+  "\\p{Emoji_Component}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000022],
+    [0x000024, 0x000029],
+    [0x00002B, 0x00002F],
+    [0x00003A, 0x00DBFF],
+    [0x00E000, 0x01F1E5],
+    [0x01F200, 0x01F3FA],
+    [0x01F400, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Emoji_Component}+$/u,
+  nonMatchSymbols,
+  "\\P{Emoji_Component}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Emoji_Modifier.js b/test/built-ins/RegExp/property-escapes/Emoji_Modifier.js
new file mode 100644
index 0000000000000000000000000000000000000000..3a4284a02ba7e7568a9a0b0d129f906b28a027b3
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Emoji_Modifier.js
@@ -0,0 +1,41 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Emoji_Modifier`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x01F3FB, 0x01F3FF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Emoji_Modifier}+$/u,
+  matchSymbols,
+  "\\p{Emoji_Modifier}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01F3FA],
+    [0x01F400, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Emoji_Modifier}+$/u,
+  nonMatchSymbols,
+  "\\P{Emoji_Modifier}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Emoji_Modifier_Base.js b/test/built-ins/RegExp/property-escapes/Emoji_Modifier_Base.js
new file mode 100644
index 0000000000000000000000000000000000000000..70b38b03c296967e10707b800ea6c857be0db464
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Emoji_Modifier_Base.js
@@ -0,0 +1,105 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Emoji_Modifier_Base`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00261D,
+    0x0026F9,
+    0x01F385,
+    0x01F3C7,
+    0x01F46E,
+    0x01F47C,
+    0x01F4AA,
+    0x01F57A,
+    0x01F590,
+    0x01F6A3,
+    0x01F6C0,
+    0x01F6CC,
+    0x01F926
+  ],
+  ranges: [
+    [0x00270A, 0x00270D],
+    [0x01F3C2, 0x01F3C4],
+    [0x01F3CA, 0x01F3CC],
+    [0x01F442, 0x01F443],
+    [0x01F446, 0x01F450],
+    [0x01F466, 0x01F469],
+    [0x01F470, 0x01F478],
+    [0x01F481, 0x01F483],
+    [0x01F485, 0x01F487],
+    [0x01F574, 0x01F575],
+    [0x01F595, 0x01F596],
+    [0x01F645, 0x01F647],
+    [0x01F64B, 0x01F64F],
+    [0x01F6B4, 0x01F6B6],
+    [0x01F918, 0x01F91C],
+    [0x01F91E, 0x01F91F],
+    [0x01F930, 0x01F939],
+    [0x01F93D, 0x01F93E],
+    [0x01F9D1, 0x01F9DD]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Emoji_Modifier_Base}+$/u,
+  matchSymbols,
+  "\\p{Emoji_Modifier_Base}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x01F46F,
+    0x01F484,
+    0x01F91D
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00261C],
+    [0x00261E, 0x0026F8],
+    [0x0026FA, 0x002709],
+    [0x00270E, 0x00DBFF],
+    [0x00E000, 0x01F384],
+    [0x01F386, 0x01F3C1],
+    [0x01F3C5, 0x01F3C6],
+    [0x01F3C8, 0x01F3C9],
+    [0x01F3CD, 0x01F441],
+    [0x01F444, 0x01F445],
+    [0x01F451, 0x01F465],
+    [0x01F46A, 0x01F46D],
+    [0x01F479, 0x01F47B],
+    [0x01F47D, 0x01F480],
+    [0x01F488, 0x01F4A9],
+    [0x01F4AB, 0x01F573],
+    [0x01F576, 0x01F579],
+    [0x01F57B, 0x01F58F],
+    [0x01F591, 0x01F594],
+    [0x01F597, 0x01F644],
+    [0x01F648, 0x01F64A],
+    [0x01F650, 0x01F6A2],
+    [0x01F6A4, 0x01F6B3],
+    [0x01F6B7, 0x01F6BF],
+    [0x01F6C1, 0x01F6CB],
+    [0x01F6CD, 0x01F917],
+    [0x01F920, 0x01F925],
+    [0x01F927, 0x01F92F],
+    [0x01F93A, 0x01F93C],
+    [0x01F93F, 0x01F9D0],
+    [0x01F9DE, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Emoji_Modifier_Base}+$/u,
+  nonMatchSymbols,
+  "\\P{Emoji_Modifier_Base}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Emoji_Presentation.js b/test/built-ins/RegExp/property-escapes/Emoji_Presentation.js
new file mode 100644
index 0000000000000000000000000000000000000000..7da18cfffc379b4627e44eb1ec781fb2c8f168ff
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Emoji_Presentation.js
@@ -0,0 +1,191 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Emoji_Presentation`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0023F0,
+    0x0023F3,
+    0x00267F,
+    0x002693,
+    0x0026A1,
+    0x0026CE,
+    0x0026D4,
+    0x0026EA,
+    0x0026F5,
+    0x0026FA,
+    0x0026FD,
+    0x002705,
+    0x002728,
+    0x00274C,
+    0x00274E,
+    0x002757,
+    0x0027B0,
+    0x0027BF,
+    0x002B50,
+    0x002B55,
+    0x01F004,
+    0x01F0CF,
+    0x01F18E,
+    0x01F201,
+    0x01F21A,
+    0x01F22F,
+    0x01F3F4,
+    0x01F440,
+    0x01F57A,
+    0x01F5A4,
+    0x01F6CC,
+    0x01F9C0
+  ],
+  ranges: [
+    [0x00231A, 0x00231B],
+    [0x0023E9, 0x0023EC],
+    [0x0025FD, 0x0025FE],
+    [0x002614, 0x002615],
+    [0x002648, 0x002653],
+    [0x0026AA, 0x0026AB],
+    [0x0026BD, 0x0026BE],
+    [0x0026C4, 0x0026C5],
+    [0x0026F2, 0x0026F3],
+    [0x00270A, 0x00270B],
+    [0x002753, 0x002755],
+    [0x002795, 0x002797],
+    [0x002B1B, 0x002B1C],
+    [0x01F191, 0x01F19A],
+    [0x01F1E6, 0x01F1FF],
+    [0x01F232, 0x01F236],
+    [0x01F238, 0x01F23A],
+    [0x01F250, 0x01F251],
+    [0x01F300, 0x01F320],
+    [0x01F32D, 0x01F335],
+    [0x01F337, 0x01F37C],
+    [0x01F37E, 0x01F393],
+    [0x01F3A0, 0x01F3CA],
+    [0x01F3CF, 0x01F3D3],
+    [0x01F3E0, 0x01F3F0],
+    [0x01F3F8, 0x01F43E],
+    [0x01F442, 0x01F4FC],
+    [0x01F4FF, 0x01F53D],
+    [0x01F54B, 0x01F54E],
+    [0x01F550, 0x01F567],
+    [0x01F595, 0x01F596],
+    [0x01F5FB, 0x01F64F],
+    [0x01F680, 0x01F6C5],
+    [0x01F6D0, 0x01F6D2],
+    [0x01F6EB, 0x01F6EC],
+    [0x01F6F4, 0x01F6F8],
+    [0x01F910, 0x01F93A],
+    [0x01F93C, 0x01F93E],
+    [0x01F940, 0x01F945],
+    [0x01F947, 0x01F94C],
+    [0x01F950, 0x01F96B],
+    [0x01F980, 0x01F997],
+    [0x01F9D0, 0x01F9E6]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Emoji_Presentation}+$/u,
+  matchSymbols,
+  "\\p{Emoji_Presentation}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0026F4,
+    0x00274D,
+    0x002756,
+    0x01F200,
+    0x01F237,
+    0x01F336,
+    0x01F37D,
+    0x01F43F,
+    0x01F441,
+    0x01F54F,
+    0x01F93B,
+    0x01F93F,
+    0x01F946
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x002319],
+    [0x00231C, 0x0023E8],
+    [0x0023ED, 0x0023EF],
+    [0x0023F1, 0x0023F2],
+    [0x0023F4, 0x0025FC],
+    [0x0025FF, 0x002613],
+    [0x002616, 0x002647],
+    [0x002654, 0x00267E],
+    [0x002680, 0x002692],
+    [0x002694, 0x0026A0],
+    [0x0026A2, 0x0026A9],
+    [0x0026AC, 0x0026BC],
+    [0x0026BF, 0x0026C3],
+    [0x0026C6, 0x0026CD],
+    [0x0026CF, 0x0026D3],
+    [0x0026D5, 0x0026E9],
+    [0x0026EB, 0x0026F1],
+    [0x0026F6, 0x0026F9],
+    [0x0026FB, 0x0026FC],
+    [0x0026FE, 0x002704],
+    [0x002706, 0x002709],
+    [0x00270C, 0x002727],
+    [0x002729, 0x00274B],
+    [0x00274F, 0x002752],
+    [0x002758, 0x002794],
+    [0x002798, 0x0027AF],
+    [0x0027B1, 0x0027BE],
+    [0x0027C0, 0x002B1A],
+    [0x002B1D, 0x002B4F],
+    [0x002B51, 0x002B54],
+    [0x002B56, 0x00DBFF],
+    [0x00E000, 0x01F003],
+    [0x01F005, 0x01F0CE],
+    [0x01F0D0, 0x01F18D],
+    [0x01F18F, 0x01F190],
+    [0x01F19B, 0x01F1E5],
+    [0x01F202, 0x01F219],
+    [0x01F21B, 0x01F22E],
+    [0x01F230, 0x01F231],
+    [0x01F23B, 0x01F24F],
+    [0x01F252, 0x01F2FF],
+    [0x01F321, 0x01F32C],
+    [0x01F394, 0x01F39F],
+    [0x01F3CB, 0x01F3CE],
+    [0x01F3D4, 0x01F3DF],
+    [0x01F3F1, 0x01F3F3],
+    [0x01F3F5, 0x01F3F7],
+    [0x01F4FD, 0x01F4FE],
+    [0x01F53E, 0x01F54A],
+    [0x01F568, 0x01F579],
+    [0x01F57B, 0x01F594],
+    [0x01F597, 0x01F5A3],
+    [0x01F5A5, 0x01F5FA],
+    [0x01F650, 0x01F67F],
+    [0x01F6C6, 0x01F6CB],
+    [0x01F6CD, 0x01F6CF],
+    [0x01F6D3, 0x01F6EA],
+    [0x01F6ED, 0x01F6F3],
+    [0x01F6F9, 0x01F90F],
+    [0x01F94D, 0x01F94F],
+    [0x01F96C, 0x01F97F],
+    [0x01F998, 0x01F9BF],
+    [0x01F9C1, 0x01F9CF],
+    [0x01F9E7, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Emoji_Presentation}+$/u,
+  nonMatchSymbols,
+  "\\P{Emoji_Presentation}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Extender.js b/test/built-ins/RegExp/property-escapes/Extender.js
new file mode 100644
index 0000000000000000000000000000000000000000..4757e866718246e484091661127d01ad26f80e1b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Extender.js
@@ -0,0 +1,106 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Extender`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000B7,
+    0x000640,
+    0x0007FA,
+    0x000E46,
+    0x000EC6,
+    0x00180A,
+    0x001843,
+    0x001AA7,
+    0x001C36,
+    0x001C7B,
+    0x003005,
+    0x00A015,
+    0x00A60C,
+    0x00A9CF,
+    0x00A9E6,
+    0x00AA70,
+    0x00AADD,
+    0x00FF70,
+    0x01135D,
+    0x016FE0
+  ],
+  ranges: [
+    [0x0002D0, 0x0002D1],
+    [0x003031, 0x003035],
+    [0x00309D, 0x00309E],
+    [0x0030FC, 0x0030FE],
+    [0x00AAF3, 0x00AAF4],
+    [0x0115C6, 0x0115C8],
+    [0x016B42, 0x016B43],
+    [0x01E944, 0x01E946]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Extender}+$/u,
+  matchSymbols,
+  "\\p{Extender}"
+);
+testPropertyEscapes(
+  /^\p{Ext}+$/u,
+  matchSymbols,
+  "\\p{Ext}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0000B6],
+    [0x0000B8, 0x0002CF],
+    [0x0002D2, 0x00063F],
+    [0x000641, 0x0007F9],
+    [0x0007FB, 0x000E45],
+    [0x000E47, 0x000EC5],
+    [0x000EC7, 0x001809],
+    [0x00180B, 0x001842],
+    [0x001844, 0x001AA6],
+    [0x001AA8, 0x001C35],
+    [0x001C37, 0x001C7A],
+    [0x001C7C, 0x003004],
+    [0x003006, 0x003030],
+    [0x003036, 0x00309C],
+    [0x00309F, 0x0030FB],
+    [0x0030FF, 0x00A014],
+    [0x00A016, 0x00A60B],
+    [0x00A60D, 0x00A9CE],
+    [0x00A9D0, 0x00A9E5],
+    [0x00A9E7, 0x00AA6F],
+    [0x00AA71, 0x00AADC],
+    [0x00AADE, 0x00AAF2],
+    [0x00AAF5, 0x00DBFF],
+    [0x00E000, 0x00FF6F],
+    [0x00FF71, 0x01135C],
+    [0x01135E, 0x0115C5],
+    [0x0115C9, 0x016B41],
+    [0x016B44, 0x016FDF],
+    [0x016FE1, 0x01E943],
+    [0x01E947, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Extender}+$/u,
+  nonMatchSymbols,
+  "\\P{Extender}"
+);
+testPropertyEscapes(
+  /^\P{Ext}+$/u,
+  nonMatchSymbols,
+  "\\P{Ext}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Full_Composition_Exclusion.js b/test/built-ins/RegExp/property-escapes/Full_Composition_Exclusion.js
new file mode 100644
index 0000000000000000000000000000000000000000..2b3981f41ba350097c6a311c55f9029d4da00709
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Full_Composition_Exclusion.js
@@ -0,0 +1,197 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Full_Composition_Exclusion`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000374,
+    0x00037E,
+    0x000387,
+    0x0009DF,
+    0x000A33,
+    0x000A36,
+    0x000A5E,
+    0x000F43,
+    0x000F4D,
+    0x000F52,
+    0x000F57,
+    0x000F5C,
+    0x000F69,
+    0x000F73,
+    0x000F78,
+    0x000F81,
+    0x000F93,
+    0x000F9D,
+    0x000FA2,
+    0x000FA7,
+    0x000FAC,
+    0x000FB9,
+    0x001F71,
+    0x001F73,
+    0x001F75,
+    0x001F77,
+    0x001F79,
+    0x001F7B,
+    0x001F7D,
+    0x001FBB,
+    0x001FBE,
+    0x001FC9,
+    0x001FCB,
+    0x001FD3,
+    0x001FDB,
+    0x001FE3,
+    0x001FEB,
+    0x001FF9,
+    0x001FFB,
+    0x001FFD,
+    0x002126,
+    0x002ADC,
+    0x00FA10,
+    0x00FA12,
+    0x00FA20,
+    0x00FA22,
+    0x00FB1D,
+    0x00FB1F,
+    0x00FB3E
+  ],
+  ranges: [
+    [0x000340, 0x000341],
+    [0x000343, 0x000344],
+    [0x000958, 0x00095F],
+    [0x0009DC, 0x0009DD],
+    [0x000A59, 0x000A5B],
+    [0x000B5C, 0x000B5D],
+    [0x000F75, 0x000F76],
+    [0x001FEE, 0x001FEF],
+    [0x002000, 0x002001],
+    [0x00212A, 0x00212B],
+    [0x002329, 0x00232A],
+    [0x00F900, 0x00FA0D],
+    [0x00FA15, 0x00FA1E],
+    [0x00FA25, 0x00FA26],
+    [0x00FA2A, 0x00FA6D],
+    [0x00FA70, 0x00FAD9],
+    [0x00FB2A, 0x00FB36],
+    [0x00FB38, 0x00FB3C],
+    [0x00FB40, 0x00FB41],
+    [0x00FB43, 0x00FB44],
+    [0x00FB46, 0x00FB4E],
+    [0x01D15E, 0x01D164],
+    [0x01D1BB, 0x01D1C0],
+    [0x02F800, 0x02FA1D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Full_Composition_Exclusion}+$/u,
+  matchSymbols,
+  "\\p{Full_Composition_Exclusion}"
+);
+testPropertyEscapes(
+  /^\p{Comp_Ex}+$/u,
+  matchSymbols,
+  "\\p{Comp_Ex}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000342,
+    0x0009DE,
+    0x000F74,
+    0x000F77,
+    0x001F72,
+    0x001F74,
+    0x001F76,
+    0x001F78,
+    0x001F7A,
+    0x001F7C,
+    0x001FCA,
+    0x001FFA,
+    0x001FFC,
+    0x00FA11,
+    0x00FA1F,
+    0x00FA21,
+    0x00FB1E,
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00033F],
+    [0x000345, 0x000373],
+    [0x000375, 0x00037D],
+    [0x00037F, 0x000386],
+    [0x000388, 0x000957],
+    [0x000960, 0x0009DB],
+    [0x0009E0, 0x000A32],
+    [0x000A34, 0x000A35],
+    [0x000A37, 0x000A58],
+    [0x000A5C, 0x000A5D],
+    [0x000A5F, 0x000B5B],
+    [0x000B5E, 0x000F42],
+    [0x000F44, 0x000F4C],
+    [0x000F4E, 0x000F51],
+    [0x000F53, 0x000F56],
+    [0x000F58, 0x000F5B],
+    [0x000F5D, 0x000F68],
+    [0x000F6A, 0x000F72],
+    [0x000F79, 0x000F80],
+    [0x000F82, 0x000F92],
+    [0x000F94, 0x000F9C],
+    [0x000F9E, 0x000FA1],
+    [0x000FA3, 0x000FA6],
+    [0x000FA8, 0x000FAB],
+    [0x000FAD, 0x000FB8],
+    [0x000FBA, 0x001F70],
+    [0x001F7E, 0x001FBA],
+    [0x001FBC, 0x001FBD],
+    [0x001FBF, 0x001FC8],
+    [0x001FCC, 0x001FD2],
+    [0x001FD4, 0x001FDA],
+    [0x001FDC, 0x001FE2],
+    [0x001FE4, 0x001FEA],
+    [0x001FEC, 0x001FED],
+    [0x001FF0, 0x001FF8],
+    [0x001FFE, 0x001FFF],
+    [0x002002, 0x002125],
+    [0x002127, 0x002129],
+    [0x00212C, 0x002328],
+    [0x00232B, 0x002ADB],
+    [0x002ADD, 0x00DBFF],
+    [0x00E000, 0x00F8FF],
+    [0x00FA0E, 0x00FA0F],
+    [0x00FA13, 0x00FA14],
+    [0x00FA23, 0x00FA24],
+    [0x00FA27, 0x00FA29],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x00FB1C],
+    [0x00FB20, 0x00FB29],
+    [0x00FB4F, 0x01D15D],
+    [0x01D165, 0x01D1BA],
+    [0x01D1C1, 0x02F7FF],
+    [0x02FA1E, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Full_Composition_Exclusion}+$/u,
+  nonMatchSymbols,
+  "\\P{Full_Composition_Exclusion}"
+);
+testPropertyEscapes(
+  /^\P{Comp_Ex}+$/u,
+  nonMatchSymbols,
+  "\\P{Comp_Ex}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Cased_Letter.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Cased_Letter.js
new file mode 100644
index 0000000000000000000000000000000000000000..4b7b6b92ec9848db5bbc9e630799fa700e141969
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Cased_Letter.js
@@ -0,0 +1,343 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Cased_Letter`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000B5,
+    0x00037F,
+    0x000386,
+    0x00038C,
+    0x0010C7,
+    0x0010CD,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x001FBE,
+    0x002102,
+    0x002107,
+    0x002115,
+    0x002124,
+    0x002126,
+    0x002128,
+    0x002139,
+    0x00214E,
+    0x002D27,
+    0x002D2D,
+    0x00A7FA,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546
+  ],
+  ranges: [
+    [0x000041, 0x00005A],
+    [0x000061, 0x00007A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x0001BA],
+    [0x0001BC, 0x0001BF],
+    [0x0001C4, 0x000293],
+    [0x000295, 0x0002AF],
+    [0x000370, 0x000373],
+    [0x000376, 0x000377],
+    [0x00037B, 0x00037D],
+    [0x000388, 0x00038A],
+    [0x00038E, 0x0003A1],
+    [0x0003A3, 0x0003F5],
+    [0x0003F7, 0x000481],
+    [0x00048A, 0x00052F],
+    [0x000531, 0x000556],
+    [0x000561, 0x000587],
+    [0x0010A0, 0x0010C5],
+    [0x0013A0, 0x0013F5],
+    [0x0013F8, 0x0013FD],
+    [0x001C80, 0x001C88],
+    [0x001D00, 0x001D2B],
+    [0x001D6B, 0x001D77],
+    [0x001D79, 0x001D9A],
+    [0x001E00, 0x001F15],
+    [0x001F18, 0x001F1D],
+    [0x001F20, 0x001F45],
+    [0x001F48, 0x001F4D],
+    [0x001F50, 0x001F57],
+    [0x001F5F, 0x001F7D],
+    [0x001F80, 0x001FB4],
+    [0x001FB6, 0x001FBC],
+    [0x001FC2, 0x001FC4],
+    [0x001FC6, 0x001FCC],
+    [0x001FD0, 0x001FD3],
+    [0x001FD6, 0x001FDB],
+    [0x001FE0, 0x001FEC],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FFC],
+    [0x00210A, 0x002113],
+    [0x002119, 0x00211D],
+    [0x00212A, 0x00212D],
+    [0x00212F, 0x002134],
+    [0x00213C, 0x00213F],
+    [0x002145, 0x002149],
+    [0x002183, 0x002184],
+    [0x002C00, 0x002C2E],
+    [0x002C30, 0x002C5E],
+    [0x002C60, 0x002C7B],
+    [0x002C7E, 0x002CE4],
+    [0x002CEB, 0x002CEE],
+    [0x002CF2, 0x002CF3],
+    [0x002D00, 0x002D25],
+    [0x00A640, 0x00A66D],
+    [0x00A680, 0x00A69B],
+    [0x00A722, 0x00A76F],
+    [0x00A771, 0x00A787],
+    [0x00A78B, 0x00A78E],
+    [0x00A790, 0x00A7AE],
+    [0x00A7B0, 0x00A7B7],
+    [0x00AB30, 0x00AB5A],
+    [0x00AB60, 0x00AB65],
+    [0x00AB70, 0x00ABBF],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FF21, 0x00FF3A],
+    [0x00FF41, 0x00FF5A],
+    [0x010400, 0x01044F],
+    [0x0104B0, 0x0104D3],
+    [0x0104D8, 0x0104FB],
+    [0x010C80, 0x010CB2],
+    [0x010CC0, 0x010CF2],
+    [0x0118A0, 0x0118DF],
+    [0x01D400, 0x01D454],
+    [0x01D456, 0x01D49C],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D51E, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D552, 0x01D6A5],
+    [0x01D6A8, 0x01D6C0],
+    [0x01D6C2, 0x01D6DA],
+    [0x01D6DC, 0x01D6FA],
+    [0x01D6FC, 0x01D714],
+    [0x01D716, 0x01D734],
+    [0x01D736, 0x01D74E],
+    [0x01D750, 0x01D76E],
+    [0x01D770, 0x01D788],
+    [0x01D78A, 0x01D7A8],
+    [0x01D7AA, 0x01D7C2],
+    [0x01D7C4, 0x01D7CB],
+    [0x01E900, 0x01E943]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Cased_Letter}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Cased_Letter}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=LC}+$/u,
+  matchSymbols,
+  "\\p{General_Category=LC}"
+);
+testPropertyEscapes(
+  /^\p{gc=Cased_Letter}+$/u,
+  matchSymbols,
+  "\\p{gc=Cased_Letter}"
+);
+testPropertyEscapes(
+  /^\p{gc=LC}+$/u,
+  matchSymbols,
+  "\\p{gc=LC}"
+);
+testPropertyEscapes(
+  /^\p{Cased_Letter}+$/u,
+  matchSymbols,
+  "\\p{Cased_Letter}"
+);
+testPropertyEscapes(
+  /^\p{LC}+$/u,
+  matchSymbols,
+  "\\p{LC}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x0000F7,
+    0x0001BB,
+    0x000294,
+    0x00037E,
+    0x000387,
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x0003F6,
+    0x000530,
+    0x0010C6,
+    0x001D78,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FBD,
+    0x001FC5,
+    0x001FF5,
+    0x002114,
+    0x002125,
+    0x002127,
+    0x002129,
+    0x00212E,
+    0x002C2F,
+    0x002C5F,
+    0x002D26,
+    0x00A770,
+    0x00A78F,
+    0x00A7AF,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01D6C1,
+    0x01D6DB,
+    0x01D6FB,
+    0x01D715,
+    0x01D735,
+    0x01D74F,
+    0x01D76F,
+    0x01D789,
+    0x01D7A9,
+    0x01D7C3
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000040],
+    [0x00005B, 0x000060],
+    [0x00007B, 0x0000B4],
+    [0x0000B6, 0x0000BF],
+    [0x0001C0, 0x0001C3],
+    [0x0002B0, 0x00036F],
+    [0x000374, 0x000375],
+    [0x000378, 0x00037A],
+    [0x000380, 0x000385],
+    [0x000482, 0x000489],
+    [0x000557, 0x000560],
+    [0x000588, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x00139F],
+    [0x0013F6, 0x0013F7],
+    [0x0013FE, 0x001C7F],
+    [0x001C89, 0x001CFF],
+    [0x001D2C, 0x001D6A],
+    [0x001D9B, 0x001DFF],
+    [0x001F16, 0x001F17],
+    [0x001F1E, 0x001F1F],
+    [0x001F46, 0x001F47],
+    [0x001F4E, 0x001F4F],
+    [0x001F7E, 0x001F7F],
+    [0x001FBF, 0x001FC1],
+    [0x001FCD, 0x001FCF],
+    [0x001FD4, 0x001FD5],
+    [0x001FDC, 0x001FDF],
+    [0x001FED, 0x001FF1],
+    [0x001FFD, 0x002101],
+    [0x002103, 0x002106],
+    [0x002108, 0x002109],
+    [0x002116, 0x002118],
+    [0x00211E, 0x002123],
+    [0x002135, 0x002138],
+    [0x00213A, 0x00213B],
+    [0x002140, 0x002144],
+    [0x00214A, 0x00214D],
+    [0x00214F, 0x002182],
+    [0x002185, 0x002BFF],
+    [0x002C7C, 0x002C7D],
+    [0x002CE5, 0x002CEA],
+    [0x002CEF, 0x002CF1],
+    [0x002CF4, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x00A63F],
+    [0x00A66E, 0x00A67F],
+    [0x00A69C, 0x00A721],
+    [0x00A788, 0x00A78A],
+    [0x00A7B8, 0x00A7F9],
+    [0x00A7FB, 0x00AB2F],
+    [0x00AB5B, 0x00AB5F],
+    [0x00AB66, 0x00AB6F],
+    [0x00ABC0, 0x00DBFF],
+    [0x00E000, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FF20],
+    [0x00FF3B, 0x00FF40],
+    [0x00FF5B, 0x0103FF],
+    [0x010450, 0x0104AF],
+    [0x0104D4, 0x0104D7],
+    [0x0104FC, 0x010C7F],
+    [0x010CB3, 0x010CBF],
+    [0x010CF3, 0x01189F],
+    [0x0118E0, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01E8FF],
+    [0x01E944, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Cased_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Cased_Letter}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=LC}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=LC}"
+);
+testPropertyEscapes(
+  /^\P{gc=Cased_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Cased_Letter}"
+);
+testPropertyEscapes(
+  /^\P{gc=LC}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=LC}"
+);
+testPropertyEscapes(
+  /^\P{Cased_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{Cased_Letter}"
+);
+testPropertyEscapes(
+  /^\P{LC}+$/u,
+  nonMatchSymbols,
+  "\\P{LC}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Close_Punctuation.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Close_Punctuation.js
new file mode 100644
index 0000000000000000000000000000000000000000..3fa962cea011b3d05cc084e804965ef4492b2a13
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Close_Punctuation.js
@@ -0,0 +1,235 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Close_Punctuation`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000029,
+    0x00005D,
+    0x00007D,
+    0x000F3B,
+    0x000F3D,
+    0x00169C,
+    0x002046,
+    0x00207E,
+    0x00208E,
+    0x002309,
+    0x00230B,
+    0x00232A,
+    0x002769,
+    0x00276B,
+    0x00276D,
+    0x00276F,
+    0x002771,
+    0x002773,
+    0x002775,
+    0x0027C6,
+    0x0027E7,
+    0x0027E9,
+    0x0027EB,
+    0x0027ED,
+    0x0027EF,
+    0x002984,
+    0x002986,
+    0x002988,
+    0x00298A,
+    0x00298C,
+    0x00298E,
+    0x002990,
+    0x002992,
+    0x002994,
+    0x002996,
+    0x002998,
+    0x0029D9,
+    0x0029DB,
+    0x0029FD,
+    0x002E23,
+    0x002E25,
+    0x002E27,
+    0x002E29,
+    0x003009,
+    0x00300B,
+    0x00300D,
+    0x00300F,
+    0x003011,
+    0x003015,
+    0x003017,
+    0x003019,
+    0x00301B,
+    0x00FD3E,
+    0x00FE18,
+    0x00FE36,
+    0x00FE38,
+    0x00FE3A,
+    0x00FE3C,
+    0x00FE3E,
+    0x00FE40,
+    0x00FE42,
+    0x00FE44,
+    0x00FE48,
+    0x00FE5A,
+    0x00FE5C,
+    0x00FE5E,
+    0x00FF09,
+    0x00FF3D,
+    0x00FF5D,
+    0x00FF60,
+    0x00FF63
+  ],
+  ranges: [
+    [0x00301E, 0x00301F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Close_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Close_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Pe}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Pe}"
+);
+testPropertyEscapes(
+  /^\p{gc=Close_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{gc=Close_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{gc=Pe}+$/u,
+  matchSymbols,
+  "\\p{gc=Pe}"
+);
+testPropertyEscapes(
+  /^\p{Close_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{Close_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{Pe}+$/u,
+  matchSymbols,
+  "\\p{Pe}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000F3C,
+    0x00230A,
+    0x00276A,
+    0x00276C,
+    0x00276E,
+    0x002770,
+    0x002772,
+    0x002774,
+    0x0027E8,
+    0x0027EA,
+    0x0027EC,
+    0x0027EE,
+    0x002985,
+    0x002987,
+    0x002989,
+    0x00298B,
+    0x00298D,
+    0x00298F,
+    0x002991,
+    0x002993,
+    0x002995,
+    0x002997,
+    0x0029DA,
+    0x002E24,
+    0x002E26,
+    0x002E28,
+    0x00300A,
+    0x00300C,
+    0x00300E,
+    0x003010,
+    0x003016,
+    0x003018,
+    0x00301A,
+    0x00FE37,
+    0x00FE39,
+    0x00FE3B,
+    0x00FE3D,
+    0x00FE3F,
+    0x00FE41,
+    0x00FE43,
+    0x00FE5B,
+    0x00FE5D
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000028],
+    [0x00002A, 0x00005C],
+    [0x00005E, 0x00007C],
+    [0x00007E, 0x000F3A],
+    [0x000F3E, 0x00169B],
+    [0x00169D, 0x002045],
+    [0x002047, 0x00207D],
+    [0x00207F, 0x00208D],
+    [0x00208F, 0x002308],
+    [0x00230C, 0x002329],
+    [0x00232B, 0x002768],
+    [0x002776, 0x0027C5],
+    [0x0027C7, 0x0027E6],
+    [0x0027F0, 0x002983],
+    [0x002999, 0x0029D8],
+    [0x0029DC, 0x0029FC],
+    [0x0029FE, 0x002E22],
+    [0x002E2A, 0x003008],
+    [0x003012, 0x003014],
+    [0x00301C, 0x00301D],
+    [0x003020, 0x00DBFF],
+    [0x00E000, 0x00FD3D],
+    [0x00FD3F, 0x00FE17],
+    [0x00FE19, 0x00FE35],
+    [0x00FE45, 0x00FE47],
+    [0x00FE49, 0x00FE59],
+    [0x00FE5F, 0x00FF08],
+    [0x00FF0A, 0x00FF3C],
+    [0x00FF3E, 0x00FF5C],
+    [0x00FF5E, 0x00FF5F],
+    [0x00FF61, 0x00FF62],
+    [0x00FF64, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Close_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Close_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Pe}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Pe}"
+);
+testPropertyEscapes(
+  /^\P{gc=Close_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Close_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{gc=Pe}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Pe}"
+);
+testPropertyEscapes(
+  /^\P{Close_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{Close_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{Pe}+$/u,
+  nonMatchSymbols,
+  "\\P{Pe}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Connector_Punctuation.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Connector_Punctuation.js
new file mode 100644
index 0000000000000000000000000000000000000000..b74be8a0dc49f20a86b211f4212ba4cde4c81bd2
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Connector_Punctuation.js
@@ -0,0 +1,102 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Connector_Punctuation`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00005F,
+    0x002054,
+    0x00FF3F
+  ],
+  ranges: [
+    [0x00203F, 0x002040],
+    [0x00FE33, 0x00FE34],
+    [0x00FE4D, 0x00FE4F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Connector_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Connector_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Pc}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Pc}"
+);
+testPropertyEscapes(
+  /^\p{gc=Connector_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{gc=Connector_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{gc=Pc}+$/u,
+  matchSymbols,
+  "\\p{gc=Pc}"
+);
+testPropertyEscapes(
+  /^\p{Connector_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{Connector_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{Pc}+$/u,
+  matchSymbols,
+  "\\p{Pc}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00005E],
+    [0x000060, 0x00203E],
+    [0x002041, 0x002053],
+    [0x002055, 0x00DBFF],
+    [0x00E000, 0x00FE32],
+    [0x00FE35, 0x00FE4C],
+    [0x00FE50, 0x00FF3E],
+    [0x00FF40, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Connector_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Connector_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Pc}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Pc}"
+);
+testPropertyEscapes(
+  /^\P{gc=Connector_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Connector_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{gc=Pc}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Pc}"
+);
+testPropertyEscapes(
+  /^\P{Connector_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{Connector_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{Pc}+$/u,
+  nonMatchSymbols,
+  "\\P{Pc}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Control.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Control.js
new file mode 100644
index 0000000000000000000000000000000000000000..ed0cca9e8010b48c2865e4e6a086b501c2fdd51b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Control.js
@@ -0,0 +1,122 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Control`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000000, 0x00001F],
+    [0x00007F, 0x00009F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Control}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Control}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Cc}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Cc}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=cntrl}+$/u,
+  matchSymbols,
+  "\\p{General_Category=cntrl}"
+);
+testPropertyEscapes(
+  /^\p{gc=Control}+$/u,
+  matchSymbols,
+  "\\p{gc=Control}"
+);
+testPropertyEscapes(
+  /^\p{gc=Cc}+$/u,
+  matchSymbols,
+  "\\p{gc=Cc}"
+);
+testPropertyEscapes(
+  /^\p{gc=cntrl}+$/u,
+  matchSymbols,
+  "\\p{gc=cntrl}"
+);
+testPropertyEscapes(
+  /^\p{Control}+$/u,
+  matchSymbols,
+  "\\p{Control}"
+);
+testPropertyEscapes(
+  /^\p{Cc}+$/u,
+  matchSymbols,
+  "\\p{Cc}"
+);
+testPropertyEscapes(
+  /^\p{cntrl}+$/u,
+  matchSymbols,
+  "\\p{cntrl}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000020, 0x00007E],
+    [0x0000A0, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Control}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Control}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Cc}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Cc}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=cntrl}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=cntrl}"
+);
+testPropertyEscapes(
+  /^\P{gc=Control}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Control}"
+);
+testPropertyEscapes(
+  /^\P{gc=Cc}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Cc}"
+);
+testPropertyEscapes(
+  /^\P{gc=cntrl}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=cntrl}"
+);
+testPropertyEscapes(
+  /^\P{Control}+$/u,
+  nonMatchSymbols,
+  "\\P{Control}"
+);
+testPropertyEscapes(
+  /^\P{Cc}+$/u,
+  nonMatchSymbols,
+  "\\P{Cc}"
+);
+testPropertyEscapes(
+  /^\P{cntrl}+$/u,
+  nonMatchSymbols,
+  "\\P{cntrl}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Currency_Symbol.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Currency_Symbol.js
new file mode 100644
index 0000000000000000000000000000000000000000..1912ba444e033797def5cb89893c7283b5360f48
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Currency_Symbol.js
@@ -0,0 +1,124 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Currency_Symbol`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000024,
+    0x00058F,
+    0x00060B,
+    0x0009FB,
+    0x000AF1,
+    0x000BF9,
+    0x000E3F,
+    0x0017DB,
+    0x00A838,
+    0x00FDFC,
+    0x00FE69,
+    0x00FF04
+  ],
+  ranges: [
+    [0x0000A2, 0x0000A5],
+    [0x0009F2, 0x0009F3],
+    [0x0020A0, 0x0020BE],
+    [0x00FFE0, 0x00FFE1],
+    [0x00FFE5, 0x00FFE6]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Currency_Symbol}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Currency_Symbol}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Sc}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Sc}"
+);
+testPropertyEscapes(
+  /^\p{gc=Currency_Symbol}+$/u,
+  matchSymbols,
+  "\\p{gc=Currency_Symbol}"
+);
+testPropertyEscapes(
+  /^\p{gc=Sc}+$/u,
+  matchSymbols,
+  "\\p{gc=Sc}"
+);
+testPropertyEscapes(
+  /^\p{Currency_Symbol}+$/u,
+  matchSymbols,
+  "\\p{Currency_Symbol}"
+);
+testPropertyEscapes(
+  /^\p{Sc}+$/u,
+  matchSymbols,
+  "\\p{Sc}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000023],
+    [0x000025, 0x0000A1],
+    [0x0000A6, 0x00058E],
+    [0x000590, 0x00060A],
+    [0x00060C, 0x0009F1],
+    [0x0009F4, 0x0009FA],
+    [0x0009FC, 0x000AF0],
+    [0x000AF2, 0x000BF8],
+    [0x000BFA, 0x000E3E],
+    [0x000E40, 0x0017DA],
+    [0x0017DC, 0x00209F],
+    [0x0020BF, 0x00A837],
+    [0x00A839, 0x00DBFF],
+    [0x00E000, 0x00FDFB],
+    [0x00FDFD, 0x00FE68],
+    [0x00FE6A, 0x00FF03],
+    [0x00FF05, 0x00FFDF],
+    [0x00FFE2, 0x00FFE4],
+    [0x00FFE7, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Currency_Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Currency_Symbol}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Sc}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Sc}"
+);
+testPropertyEscapes(
+  /^\P{gc=Currency_Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Currency_Symbol}"
+);
+testPropertyEscapes(
+  /^\P{gc=Sc}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Sc}"
+);
+testPropertyEscapes(
+  /^\P{Currency_Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{Currency_Symbol}"
+);
+testPropertyEscapes(
+  /^\P{Sc}+$/u,
+  nonMatchSymbols,
+  "\\P{Sc}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Dash_Punctuation.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Dash_Punctuation.js
new file mode 100644
index 0000000000000000000000000000000000000000..9cccb661765e23e973f7f11e720d0e87f21b23fd
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Dash_Punctuation.js
@@ -0,0 +1,124 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Dash_Punctuation`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00002D,
+    0x00058A,
+    0x0005BE,
+    0x001400,
+    0x001806,
+    0x002E17,
+    0x002E1A,
+    0x002E40,
+    0x00301C,
+    0x003030,
+    0x0030A0,
+    0x00FE58,
+    0x00FE63,
+    0x00FF0D
+  ],
+  ranges: [
+    [0x002010, 0x002015],
+    [0x002E3A, 0x002E3B],
+    [0x00FE31, 0x00FE32]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Dash_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Dash_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Pd}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Pd}"
+);
+testPropertyEscapes(
+  /^\p{gc=Dash_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{gc=Dash_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{gc=Pd}+$/u,
+  matchSymbols,
+  "\\p{gc=Pd}"
+);
+testPropertyEscapes(
+  /^\p{Dash_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{Dash_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{Pd}+$/u,
+  matchSymbols,
+  "\\p{Pd}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00002C],
+    [0x00002E, 0x000589],
+    [0x00058B, 0x0005BD],
+    [0x0005BF, 0x0013FF],
+    [0x001401, 0x001805],
+    [0x001807, 0x00200F],
+    [0x002016, 0x002E16],
+    [0x002E18, 0x002E19],
+    [0x002E1B, 0x002E39],
+    [0x002E3C, 0x002E3F],
+    [0x002E41, 0x00301B],
+    [0x00301D, 0x00302F],
+    [0x003031, 0x00309F],
+    [0x0030A1, 0x00DBFF],
+    [0x00E000, 0x00FE30],
+    [0x00FE33, 0x00FE57],
+    [0x00FE59, 0x00FE62],
+    [0x00FE64, 0x00FF0C],
+    [0x00FF0E, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Dash_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Dash_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Pd}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Pd}"
+);
+testPropertyEscapes(
+  /^\P{gc=Dash_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Dash_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{gc=Pd}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Pd}"
+);
+testPropertyEscapes(
+  /^\P{Dash_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{Dash_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{Pd}+$/u,
+  nonMatchSymbols,
+  "\\P{Pd}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Decimal_Number.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Decimal_Number.js
new file mode 100644
index 0000000000000000000000000000000000000000..2b0774e1a63724751962c195e1de54b7d6d1602b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Decimal_Number.js
@@ -0,0 +1,227 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Decimal_Number`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000030, 0x000039],
+    [0x000660, 0x000669],
+    [0x0006F0, 0x0006F9],
+    [0x0007C0, 0x0007C9],
+    [0x000966, 0x00096F],
+    [0x0009E6, 0x0009EF],
+    [0x000A66, 0x000A6F],
+    [0x000AE6, 0x000AEF],
+    [0x000B66, 0x000B6F],
+    [0x000BE6, 0x000BEF],
+    [0x000C66, 0x000C6F],
+    [0x000CE6, 0x000CEF],
+    [0x000D66, 0x000D6F],
+    [0x000DE6, 0x000DEF],
+    [0x000E50, 0x000E59],
+    [0x000ED0, 0x000ED9],
+    [0x000F20, 0x000F29],
+    [0x001040, 0x001049],
+    [0x001090, 0x001099],
+    [0x0017E0, 0x0017E9],
+    [0x001810, 0x001819],
+    [0x001946, 0x00194F],
+    [0x0019D0, 0x0019D9],
+    [0x001A80, 0x001A89],
+    [0x001A90, 0x001A99],
+    [0x001B50, 0x001B59],
+    [0x001BB0, 0x001BB9],
+    [0x001C40, 0x001C49],
+    [0x001C50, 0x001C59],
+    [0x00A620, 0x00A629],
+    [0x00A8D0, 0x00A8D9],
+    [0x00A900, 0x00A909],
+    [0x00A9D0, 0x00A9D9],
+    [0x00A9F0, 0x00A9F9],
+    [0x00AA50, 0x00AA59],
+    [0x00ABF0, 0x00ABF9],
+    [0x00FF10, 0x00FF19],
+    [0x0104A0, 0x0104A9],
+    [0x011066, 0x01106F],
+    [0x0110F0, 0x0110F9],
+    [0x011136, 0x01113F],
+    [0x0111D0, 0x0111D9],
+    [0x0112F0, 0x0112F9],
+    [0x011450, 0x011459],
+    [0x0114D0, 0x0114D9],
+    [0x011650, 0x011659],
+    [0x0116C0, 0x0116C9],
+    [0x011730, 0x011739],
+    [0x0118E0, 0x0118E9],
+    [0x011C50, 0x011C59],
+    [0x016A60, 0x016A69],
+    [0x016B50, 0x016B59],
+    [0x01D7CE, 0x01D7FF],
+    [0x01E950, 0x01E959]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Decimal_Number}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Decimal_Number}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Nd}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Nd}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=digit}+$/u,
+  matchSymbols,
+  "\\p{General_Category=digit}"
+);
+testPropertyEscapes(
+  /^\p{gc=Decimal_Number}+$/u,
+  matchSymbols,
+  "\\p{gc=Decimal_Number}"
+);
+testPropertyEscapes(
+  /^\p{gc=Nd}+$/u,
+  matchSymbols,
+  "\\p{gc=Nd}"
+);
+testPropertyEscapes(
+  /^\p{gc=digit}+$/u,
+  matchSymbols,
+  "\\p{gc=digit}"
+);
+testPropertyEscapes(
+  /^\p{Decimal_Number}+$/u,
+  matchSymbols,
+  "\\p{Decimal_Number}"
+);
+testPropertyEscapes(
+  /^\p{Nd}+$/u,
+  matchSymbols,
+  "\\p{Nd}"
+);
+testPropertyEscapes(
+  /^\p{digit}+$/u,
+  matchSymbols,
+  "\\p{digit}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00002F],
+    [0x00003A, 0x00065F],
+    [0x00066A, 0x0006EF],
+    [0x0006FA, 0x0007BF],
+    [0x0007CA, 0x000965],
+    [0x000970, 0x0009E5],
+    [0x0009F0, 0x000A65],
+    [0x000A70, 0x000AE5],
+    [0x000AF0, 0x000B65],
+    [0x000B70, 0x000BE5],
+    [0x000BF0, 0x000C65],
+    [0x000C70, 0x000CE5],
+    [0x000CF0, 0x000D65],
+    [0x000D70, 0x000DE5],
+    [0x000DF0, 0x000E4F],
+    [0x000E5A, 0x000ECF],
+    [0x000EDA, 0x000F1F],
+    [0x000F2A, 0x00103F],
+    [0x00104A, 0x00108F],
+    [0x00109A, 0x0017DF],
+    [0x0017EA, 0x00180F],
+    [0x00181A, 0x001945],
+    [0x001950, 0x0019CF],
+    [0x0019DA, 0x001A7F],
+    [0x001A8A, 0x001A8F],
+    [0x001A9A, 0x001B4F],
+    [0x001B5A, 0x001BAF],
+    [0x001BBA, 0x001C3F],
+    [0x001C4A, 0x001C4F],
+    [0x001C5A, 0x00A61F],
+    [0x00A62A, 0x00A8CF],
+    [0x00A8DA, 0x00A8FF],
+    [0x00A90A, 0x00A9CF],
+    [0x00A9DA, 0x00A9EF],
+    [0x00A9FA, 0x00AA4F],
+    [0x00AA5A, 0x00ABEF],
+    [0x00ABFA, 0x00DBFF],
+    [0x00E000, 0x00FF0F],
+    [0x00FF1A, 0x01049F],
+    [0x0104AA, 0x011065],
+    [0x011070, 0x0110EF],
+    [0x0110FA, 0x011135],
+    [0x011140, 0x0111CF],
+    [0x0111DA, 0x0112EF],
+    [0x0112FA, 0x01144F],
+    [0x01145A, 0x0114CF],
+    [0x0114DA, 0x01164F],
+    [0x01165A, 0x0116BF],
+    [0x0116CA, 0x01172F],
+    [0x01173A, 0x0118DF],
+    [0x0118EA, 0x011C4F],
+    [0x011C5A, 0x016A5F],
+    [0x016A6A, 0x016B4F],
+    [0x016B5A, 0x01D7CD],
+    [0x01D800, 0x01E94F],
+    [0x01E95A, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Decimal_Number}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Decimal_Number}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Nd}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Nd}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=digit}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=digit}"
+);
+testPropertyEscapes(
+  /^\P{gc=Decimal_Number}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Decimal_Number}"
+);
+testPropertyEscapes(
+  /^\P{gc=Nd}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Nd}"
+);
+testPropertyEscapes(
+  /^\P{gc=digit}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=digit}"
+);
+testPropertyEscapes(
+  /^\P{Decimal_Number}+$/u,
+  nonMatchSymbols,
+  "\\P{Decimal_Number}"
+);
+testPropertyEscapes(
+  /^\P{Nd}+$/u,
+  nonMatchSymbols,
+  "\\P{Nd}"
+);
+testPropertyEscapes(
+  /^\P{digit}+$/u,
+  nonMatchSymbols,
+  "\\P{digit}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Enclosing_Mark.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Enclosing_Mark.js
new file mode 100644
index 0000000000000000000000000000000000000000..2c53dd93005dffa65d3f6462a2a98121c9e218dd
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Enclosing_Mark.js
@@ -0,0 +1,101 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Enclosing_Mark`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x001ABE
+  ],
+  ranges: [
+    [0x000488, 0x000489],
+    [0x0020DD, 0x0020E0],
+    [0x0020E2, 0x0020E4],
+    [0x00A670, 0x00A672]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Enclosing_Mark}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Enclosing_Mark}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Me}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Me}"
+);
+testPropertyEscapes(
+  /^\p{gc=Enclosing_Mark}+$/u,
+  matchSymbols,
+  "\\p{gc=Enclosing_Mark}"
+);
+testPropertyEscapes(
+  /^\p{gc=Me}+$/u,
+  matchSymbols,
+  "\\p{gc=Me}"
+);
+testPropertyEscapes(
+  /^\p{Enclosing_Mark}+$/u,
+  matchSymbols,
+  "\\p{Enclosing_Mark}"
+);
+testPropertyEscapes(
+  /^\p{Me}+$/u,
+  matchSymbols,
+  "\\p{Me}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0020E1
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000487],
+    [0x00048A, 0x001ABD],
+    [0x001ABF, 0x0020DC],
+    [0x0020E5, 0x00A66F],
+    [0x00A673, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Enclosing_Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Enclosing_Mark}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Me}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Me}"
+);
+testPropertyEscapes(
+  /^\P{gc=Enclosing_Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Enclosing_Mark}"
+);
+testPropertyEscapes(
+  /^\P{gc=Me}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Me}"
+);
+testPropertyEscapes(
+  /^\P{Enclosing_Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{Enclosing_Mark}"
+);
+testPropertyEscapes(
+  /^\P{Me}+$/u,
+  nonMatchSymbols,
+  "\\P{Me}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Final_Punctuation.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Final_Punctuation.js
new file mode 100644
index 0000000000000000000000000000000000000000..aa1931fbcd00db6f1a14551fc783371f13141e19
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Final_Punctuation.js
@@ -0,0 +1,110 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Final_Punctuation`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000BB,
+    0x002019,
+    0x00201D,
+    0x00203A,
+    0x002E03,
+    0x002E05,
+    0x002E0A,
+    0x002E0D,
+    0x002E1D,
+    0x002E21
+  ],
+  ranges: []
+});
+testPropertyEscapes(
+  /^\p{General_Category=Final_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Final_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Pf}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Pf}"
+);
+testPropertyEscapes(
+  /^\p{gc=Final_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{gc=Final_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{gc=Pf}+$/u,
+  matchSymbols,
+  "\\p{gc=Pf}"
+);
+testPropertyEscapes(
+  /^\p{Final_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{Final_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{Pf}+$/u,
+  matchSymbols,
+  "\\p{Pf}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x002E04
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0000BA],
+    [0x0000BC, 0x002018],
+    [0x00201A, 0x00201C],
+    [0x00201E, 0x002039],
+    [0x00203B, 0x002E02],
+    [0x002E06, 0x002E09],
+    [0x002E0B, 0x002E0C],
+    [0x002E0E, 0x002E1C],
+    [0x002E1E, 0x002E20],
+    [0x002E22, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Final_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Final_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Pf}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Pf}"
+);
+testPropertyEscapes(
+  /^\P{gc=Final_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Final_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{gc=Pf}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Pf}"
+);
+testPropertyEscapes(
+  /^\P{Final_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{Final_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{Pf}+$/u,
+  nonMatchSymbols,
+  "\\P{Pf}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Format.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Format.js
new file mode 100644
index 0000000000000000000000000000000000000000..7fd4753a982459e608d68667c46296bd4e619722
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Format.js
@@ -0,0 +1,127 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Format`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AD,
+    0x00061C,
+    0x0006DD,
+    0x00070F,
+    0x0008E2,
+    0x00180E,
+    0x00FEFF,
+    0x0110BD,
+    0x0E0001
+  ],
+  ranges: [
+    [0x000600, 0x000605],
+    [0x00200B, 0x00200F],
+    [0x00202A, 0x00202E],
+    [0x002060, 0x002064],
+    [0x002066, 0x00206F],
+    [0x00FFF9, 0x00FFFB],
+    [0x01BCA0, 0x01BCA3],
+    [0x01D173, 0x01D17A],
+    [0x0E0020, 0x0E007F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Format}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Format}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Cf}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Cf}"
+);
+testPropertyEscapes(
+  /^\p{gc=Format}+$/u,
+  matchSymbols,
+  "\\p{gc=Format}"
+);
+testPropertyEscapes(
+  /^\p{gc=Cf}+$/u,
+  matchSymbols,
+  "\\p{gc=Cf}"
+);
+testPropertyEscapes(
+  /^\p{Format}+$/u,
+  matchSymbols,
+  "\\p{Format}"
+);
+testPropertyEscapes(
+  /^\p{Cf}+$/u,
+  matchSymbols,
+  "\\p{Cf}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x002065
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0000AC],
+    [0x0000AE, 0x0005FF],
+    [0x000606, 0x00061B],
+    [0x00061D, 0x0006DC],
+    [0x0006DE, 0x00070E],
+    [0x000710, 0x0008E1],
+    [0x0008E3, 0x00180D],
+    [0x00180F, 0x00200A],
+    [0x002010, 0x002029],
+    [0x00202F, 0x00205F],
+    [0x002070, 0x00DBFF],
+    [0x00E000, 0x00FEFE],
+    [0x00FF00, 0x00FFF8],
+    [0x00FFFC, 0x0110BC],
+    [0x0110BE, 0x01BC9F],
+    [0x01BCA4, 0x01D172],
+    [0x01D17B, 0x0E0000],
+    [0x0E0002, 0x0E001F],
+    [0x0E0080, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Format}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Format}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Cf}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Cf}"
+);
+testPropertyEscapes(
+  /^\P{gc=Format}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Format}"
+);
+testPropertyEscapes(
+  /^\P{gc=Cf}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Cf}"
+);
+testPropertyEscapes(
+  /^\P{Format}+$/u,
+  nonMatchSymbols,
+  "\\P{Format}"
+);
+testPropertyEscapes(
+  /^\P{Cf}+$/u,
+  nonMatchSymbols,
+  "\\P{Cf}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Initial_Punctuation.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Initial_Punctuation.js
new file mode 100644
index 0000000000000000000000000000000000000000..0752e226bb54c3259e31880518d7db4c02ebb44e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Initial_Punctuation.js
@@ -0,0 +1,113 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Initial_Punctuation`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AB,
+    0x002018,
+    0x00201F,
+    0x002039,
+    0x002E02,
+    0x002E04,
+    0x002E09,
+    0x002E0C,
+    0x002E1C,
+    0x002E20
+  ],
+  ranges: [
+    [0x00201B, 0x00201C]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Initial_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Initial_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Pi}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Pi}"
+);
+testPropertyEscapes(
+  /^\p{gc=Initial_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{gc=Initial_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{gc=Pi}+$/u,
+  matchSymbols,
+  "\\p{gc=Pi}"
+);
+testPropertyEscapes(
+  /^\p{Initial_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{Initial_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{Pi}+$/u,
+  matchSymbols,
+  "\\p{Pi}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x002E03
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0000AA],
+    [0x0000AC, 0x002017],
+    [0x002019, 0x00201A],
+    [0x00201D, 0x00201E],
+    [0x002020, 0x002038],
+    [0x00203A, 0x002E01],
+    [0x002E05, 0x002E08],
+    [0x002E0A, 0x002E0B],
+    [0x002E0D, 0x002E1B],
+    [0x002E1D, 0x002E1F],
+    [0x002E21, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Initial_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Initial_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Pi}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Pi}"
+);
+testPropertyEscapes(
+  /^\P{gc=Initial_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Initial_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{gc=Pi}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Pi}"
+);
+testPropertyEscapes(
+  /^\P{Initial_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{Initial_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{Pi}+$/u,
+  nonMatchSymbols,
+  "\\P{Pi}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Letter.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Letter.js
new file mode 100644
index 0000000000000000000000000000000000000000..9286781dcacf0661f3bc54b506f6ef3a0bfa8f6d
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Letter.js
@@ -0,0 +1,1233 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Letter`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AA,
+    0x0000B5,
+    0x0000BA,
+    0x0002EC,
+    0x0002EE,
+    0x00037F,
+    0x000386,
+    0x00038C,
+    0x000559,
+    0x0006D5,
+    0x0006FF,
+    0x000710,
+    0x0007B1,
+    0x0007FA,
+    0x00081A,
+    0x000824,
+    0x000828,
+    0x00093D,
+    0x000950,
+    0x0009B2,
+    0x0009BD,
+    0x0009CE,
+    0x000A5E,
+    0x000ABD,
+    0x000AD0,
+    0x000AF9,
+    0x000B3D,
+    0x000B71,
+    0x000B83,
+    0x000B9C,
+    0x000BD0,
+    0x000C3D,
+    0x000C80,
+    0x000CBD,
+    0x000CDE,
+    0x000D3D,
+    0x000D4E,
+    0x000DBD,
+    0x000E84,
+    0x000E8A,
+    0x000E8D,
+    0x000EA5,
+    0x000EA7,
+    0x000EBD,
+    0x000EC6,
+    0x000F00,
+    0x00103F,
+    0x001061,
+    0x00108E,
+    0x0010C7,
+    0x0010CD,
+    0x001258,
+    0x0012C0,
+    0x0017D7,
+    0x0017DC,
+    0x0018AA,
+    0x001AA7,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x001FBE,
+    0x002071,
+    0x00207F,
+    0x002102,
+    0x002107,
+    0x002115,
+    0x002124,
+    0x002126,
+    0x002128,
+    0x00214E,
+    0x002D27,
+    0x002D2D,
+    0x002D6F,
+    0x002E2F,
+    0x00A8FB,
+    0x00A8FD,
+    0x00A9CF,
+    0x00AA7A,
+    0x00AAB1,
+    0x00AAC0,
+    0x00AAC2,
+    0x00FB1D,
+    0x00FB3E,
+    0x010808,
+    0x01083C,
+    0x010A00,
+    0x011176,
+    0x0111DA,
+    0x0111DC,
+    0x011288,
+    0x01133D,
+    0x011350,
+    0x0114C7,
+    0x011644,
+    0x0118FF,
+    0x011C40,
+    0x016F50,
+    0x016FE0,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546,
+    0x01EE24,
+    0x01EE27,
+    0x01EE39,
+    0x01EE3B,
+    0x01EE42,
+    0x01EE47,
+    0x01EE49,
+    0x01EE4B,
+    0x01EE54,
+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E
+  ],
+  ranges: [
+    [0x000041, 0x00005A],
+    [0x000061, 0x00007A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x0002C1],
+    [0x0002C6, 0x0002D1],
+    [0x0002E0, 0x0002E4],
+    [0x000370, 0x000374],
+    [0x000376, 0x000377],
+    [0x00037A, 0x00037D],
+    [0x000388, 0x00038A],
+    [0x00038E, 0x0003A1],
+    [0x0003A3, 0x0003F5],
+    [0x0003F7, 0x000481],
+    [0x00048A, 0x00052F],
+    [0x000531, 0x000556],
+    [0x000561, 0x000587],
+    [0x0005D0, 0x0005EA],
+    [0x0005F0, 0x0005F2],
+    [0x000620, 0x00064A],
+    [0x00066E, 0x00066F],
+    [0x000671, 0x0006D3],
+    [0x0006E5, 0x0006E6],
+    [0x0006EE, 0x0006EF],
+    [0x0006FA, 0x0006FC],
+    [0x000712, 0x00072F],
+    [0x00074D, 0x0007A5],
+    [0x0007CA, 0x0007EA],
+    [0x0007F4, 0x0007F5],
+    [0x000800, 0x000815],
+    [0x000840, 0x000858],
+    [0x0008A0, 0x0008B4],
+    [0x0008B6, 0x0008BD],
+    [0x000904, 0x000939],
+    [0x000958, 0x000961],
+    [0x000971, 0x000980],
+    [0x000985, 0x00098C],
+    [0x00098F, 0x000990],
+    [0x000993, 0x0009A8],
+    [0x0009AA, 0x0009B0],
+    [0x0009B6, 0x0009B9],
+    [0x0009DC, 0x0009DD],
+    [0x0009DF, 0x0009E1],
+    [0x0009F0, 0x0009F1],
+    [0x000A05, 0x000A0A],
+    [0x000A0F, 0x000A10],
+    [0x000A13, 0x000A28],
+    [0x000A2A, 0x000A30],
+    [0x000A32, 0x000A33],
+    [0x000A35, 0x000A36],
+    [0x000A38, 0x000A39],
+    [0x000A59, 0x000A5C],
+    [0x000A72, 0x000A74],
+    [0x000A85, 0x000A8D],
+    [0x000A8F, 0x000A91],
+    [0x000A93, 0x000AA8],
+    [0x000AAA, 0x000AB0],
+    [0x000AB2, 0x000AB3],
+    [0x000AB5, 0x000AB9],
+    [0x000AE0, 0x000AE1],
+    [0x000B05, 0x000B0C],
+    [0x000B0F, 0x000B10],
+    [0x000B13, 0x000B28],
+    [0x000B2A, 0x000B30],
+    [0x000B32, 0x000B33],
+    [0x000B35, 0x000B39],
+    [0x000B5C, 0x000B5D],
+    [0x000B5F, 0x000B61],
+    [0x000B85, 0x000B8A],
+    [0x000B8E, 0x000B90],
+    [0x000B92, 0x000B95],
+    [0x000B99, 0x000B9A],
+    [0x000B9E, 0x000B9F],
+    [0x000BA3, 0x000BA4],
+    [0x000BA8, 0x000BAA],
+    [0x000BAE, 0x000BB9],
+    [0x000C05, 0x000C0C],
+    [0x000C0E, 0x000C10],
+    [0x000C12, 0x000C28],
+    [0x000C2A, 0x000C39],
+    [0x000C58, 0x000C5A],
+    [0x000C60, 0x000C61],
+    [0x000C85, 0x000C8C],
+    [0x000C8E, 0x000C90],
+    [0x000C92, 0x000CA8],
+    [0x000CAA, 0x000CB3],
+    [0x000CB5, 0x000CB9],
+    [0x000CE0, 0x000CE1],
+    [0x000CF1, 0x000CF2],
+    [0x000D05, 0x000D0C],
+    [0x000D0E, 0x000D10],
+    [0x000D12, 0x000D3A],
+    [0x000D54, 0x000D56],
+    [0x000D5F, 0x000D61],
+    [0x000D7A, 0x000D7F],
+    [0x000D85, 0x000D96],
+    [0x000D9A, 0x000DB1],
+    [0x000DB3, 0x000DBB],
+    [0x000DC0, 0x000DC6],
+    [0x000E01, 0x000E30],
+    [0x000E32, 0x000E33],
+    [0x000E40, 0x000E46],
+    [0x000E81, 0x000E82],
+    [0x000E87, 0x000E88],
+    [0x000E94, 0x000E97],
+    [0x000E99, 0x000E9F],
+    [0x000EA1, 0x000EA3],
+    [0x000EAA, 0x000EAB],
+    [0x000EAD, 0x000EB0],
+    [0x000EB2, 0x000EB3],
+    [0x000EC0, 0x000EC4],
+    [0x000EDC, 0x000EDF],
+    [0x000F40, 0x000F47],
+    [0x000F49, 0x000F6C],
+    [0x000F88, 0x000F8C],
+    [0x001000, 0x00102A],
+    [0x001050, 0x001055],
+    [0x00105A, 0x00105D],
+    [0x001065, 0x001066],
+    [0x00106E, 0x001070],
+    [0x001075, 0x001081],
+    [0x0010A0, 0x0010C5],
+    [0x0010D0, 0x0010FA],
+    [0x0010FC, 0x001248],
+    [0x00124A, 0x00124D],
+    [0x001250, 0x001256],
+    [0x00125A, 0x00125D],
+    [0x001260, 0x001288],
+    [0x00128A, 0x00128D],
+    [0x001290, 0x0012B0],
+    [0x0012B2, 0x0012B5],
+    [0x0012B8, 0x0012BE],
+    [0x0012C2, 0x0012C5],
+    [0x0012C8, 0x0012D6],
+    [0x0012D8, 0x001310],
+    [0x001312, 0x001315],
+    [0x001318, 0x00135A],
+    [0x001380, 0x00138F],
+    [0x0013A0, 0x0013F5],
+    [0x0013F8, 0x0013FD],
+    [0x001401, 0x00166C],
+    [0x00166F, 0x00167F],
+    [0x001681, 0x00169A],
+    [0x0016A0, 0x0016EA],
+    [0x0016F1, 0x0016F8],
+    [0x001700, 0x00170C],
+    [0x00170E, 0x001711],
+    [0x001720, 0x001731],
+    [0x001740, 0x001751],
+    [0x001760, 0x00176C],
+    [0x00176E, 0x001770],
+    [0x001780, 0x0017B3],
+    [0x001820, 0x001877],
+    [0x001880, 0x001884],
+    [0x001887, 0x0018A8],
+    [0x0018B0, 0x0018F5],
+    [0x001900, 0x00191E],
+    [0x001950, 0x00196D],
+    [0x001970, 0x001974],
+    [0x001980, 0x0019AB],
+    [0x0019B0, 0x0019C9],
+    [0x001A00, 0x001A16],
+    [0x001A20, 0x001A54],
+    [0x001B05, 0x001B33],
+    [0x001B45, 0x001B4B],
+    [0x001B83, 0x001BA0],
+    [0x001BAE, 0x001BAF],
+    [0x001BBA, 0x001BE5],
+    [0x001C00, 0x001C23],
+    [0x001C4D, 0x001C4F],
+    [0x001C5A, 0x001C7D],
+    [0x001C80, 0x001C88],
+    [0x001CE9, 0x001CEC],
+    [0x001CEE, 0x001CF1],
+    [0x001CF5, 0x001CF6],
+    [0x001D00, 0x001DBF],
+    [0x001E00, 0x001F15],
+    [0x001F18, 0x001F1D],
+    [0x001F20, 0x001F45],
+    [0x001F48, 0x001F4D],
+    [0x001F50, 0x001F57],
+    [0x001F5F, 0x001F7D],
+    [0x001F80, 0x001FB4],
+    [0x001FB6, 0x001FBC],
+    [0x001FC2, 0x001FC4],
+    [0x001FC6, 0x001FCC],
+    [0x001FD0, 0x001FD3],
+    [0x001FD6, 0x001FDB],
+    [0x001FE0, 0x001FEC],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FFC],
+    [0x002090, 0x00209C],
+    [0x00210A, 0x002113],
+    [0x002119, 0x00211D],
+    [0x00212A, 0x00212D],
+    [0x00212F, 0x002139],
+    [0x00213C, 0x00213F],
+    [0x002145, 0x002149],
+    [0x002183, 0x002184],
+    [0x002C00, 0x002C2E],
+    [0x002C30, 0x002C5E],
+    [0x002C60, 0x002CE4],
+    [0x002CEB, 0x002CEE],
+    [0x002CF2, 0x002CF3],
+    [0x002D00, 0x002D25],
+    [0x002D30, 0x002D67],
+    [0x002D80, 0x002D96],
+    [0x002DA0, 0x002DA6],
+    [0x002DA8, 0x002DAE],
+    [0x002DB0, 0x002DB6],
+    [0x002DB8, 0x002DBE],
+    [0x002DC0, 0x002DC6],
+    [0x002DC8, 0x002DCE],
+    [0x002DD0, 0x002DD6],
+    [0x002DD8, 0x002DDE],
+    [0x003005, 0x003006],
+    [0x003031, 0x003035],
+    [0x00303B, 0x00303C],
+    [0x003041, 0x003096],
+    [0x00309D, 0x00309F],
+    [0x0030A1, 0x0030FA],
+    [0x0030FC, 0x0030FF],
+    [0x003105, 0x00312D],
+    [0x003131, 0x00318E],
+    [0x0031A0, 0x0031BA],
+    [0x0031F0, 0x0031FF],
+    [0x003400, 0x004DB5],
+    [0x004E00, 0x009FD5],
+    [0x00A000, 0x00A48C],
+    [0x00A4D0, 0x00A4FD],
+    [0x00A500, 0x00A60C],
+    [0x00A610, 0x00A61F],
+    [0x00A62A, 0x00A62B],
+    [0x00A640, 0x00A66E],
+    [0x00A67F, 0x00A69D],
+    [0x00A6A0, 0x00A6E5],
+    [0x00A717, 0x00A71F],
+    [0x00A722, 0x00A788],
+    [0x00A78B, 0x00A7AE],
+    [0x00A7B0, 0x00A7B7],
+    [0x00A7F7, 0x00A801],
+    [0x00A803, 0x00A805],
+    [0x00A807, 0x00A80A],
+    [0x00A80C, 0x00A822],
+    [0x00A840, 0x00A873],
+    [0x00A882, 0x00A8B3],
+    [0x00A8F2, 0x00A8F7],
+    [0x00A90A, 0x00A925],
+    [0x00A930, 0x00A946],
+    [0x00A960, 0x00A97C],
+    [0x00A984, 0x00A9B2],
+    [0x00A9E0, 0x00A9E4],
+    [0x00A9E6, 0x00A9EF],
+    [0x00A9FA, 0x00A9FE],
+    [0x00AA00, 0x00AA28],
+    [0x00AA40, 0x00AA42],
+    [0x00AA44, 0x00AA4B],
+    [0x00AA60, 0x00AA76],
+    [0x00AA7E, 0x00AAAF],
+    [0x00AAB5, 0x00AAB6],
+    [0x00AAB9, 0x00AABD],
+    [0x00AADB, 0x00AADD],
+    [0x00AAE0, 0x00AAEA],
+    [0x00AAF2, 0x00AAF4],
+    [0x00AB01, 0x00AB06],
+    [0x00AB09, 0x00AB0E],
+    [0x00AB11, 0x00AB16],
+    [0x00AB20, 0x00AB26],
+    [0x00AB28, 0x00AB2E],
+    [0x00AB30, 0x00AB5A],
+    [0x00AB5C, 0x00AB65],
+    [0x00AB70, 0x00ABE2],
+    [0x00AC00, 0x00D7A3],
+    [0x00D7B0, 0x00D7C6],
+    [0x00D7CB, 0x00D7FB],
+    [0x00F900, 0x00FA6D],
+    [0x00FA70, 0x00FAD9],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FB1F, 0x00FB28],
+    [0x00FB2A, 0x00FB36],
+    [0x00FB38, 0x00FB3C],
+    [0x00FB40, 0x00FB41],
+    [0x00FB43, 0x00FB44],
+    [0x00FB46, 0x00FBB1],
+    [0x00FBD3, 0x00FD3D],
+    [0x00FD50, 0x00FD8F],
+    [0x00FD92, 0x00FDC7],
+    [0x00FDF0, 0x00FDFB],
+    [0x00FE70, 0x00FE74],
+    [0x00FE76, 0x00FEFC],
+    [0x00FF21, 0x00FF3A],
+    [0x00FF41, 0x00FF5A],
+    [0x00FF66, 0x00FFBE],
+    [0x00FFC2, 0x00FFC7],
+    [0x00FFCA, 0x00FFCF],
+    [0x00FFD2, 0x00FFD7],
+    [0x00FFDA, 0x00FFDC],
+    [0x010000, 0x01000B],
+    [0x01000D, 0x010026],
+    [0x010028, 0x01003A],
+    [0x01003C, 0x01003D],
+    [0x01003F, 0x01004D],
+    [0x010050, 0x01005D],
+    [0x010080, 0x0100FA],
+    [0x010280, 0x01029C],
+    [0x0102A0, 0x0102D0],
+    [0x010300, 0x01031F],
+    [0x010330, 0x010340],
+    [0x010342, 0x010349],
+    [0x010350, 0x010375],
+    [0x010380, 0x01039D],
+    [0x0103A0, 0x0103C3],
+    [0x0103C8, 0x0103CF],
+    [0x010400, 0x01049D],
+    [0x0104B0, 0x0104D3],
+    [0x0104D8, 0x0104FB],
+    [0x010500, 0x010527],
+    [0x010530, 0x010563],
+    [0x010600, 0x010736],
+    [0x010740, 0x010755],
+    [0x010760, 0x010767],
+    [0x010800, 0x010805],
+    [0x01080A, 0x010835],
+    [0x010837, 0x010838],
+    [0x01083F, 0x010855],
+    [0x010860, 0x010876],
+    [0x010880, 0x01089E],
+    [0x0108E0, 0x0108F2],
+    [0x0108F4, 0x0108F5],
+    [0x010900, 0x010915],
+    [0x010920, 0x010939],
+    [0x010980, 0x0109B7],
+    [0x0109BE, 0x0109BF],
+    [0x010A10, 0x010A13],
+    [0x010A15, 0x010A17],
+    [0x010A19, 0x010A33],
+    [0x010A60, 0x010A7C],
+    [0x010A80, 0x010A9C],
+    [0x010AC0, 0x010AC7],
+    [0x010AC9, 0x010AE4],
+    [0x010B00, 0x010B35],
+    [0x010B40, 0x010B55],
+    [0x010B60, 0x010B72],
+    [0x010B80, 0x010B91],
+    [0x010C00, 0x010C48],
+    [0x010C80, 0x010CB2],
+    [0x010CC0, 0x010CF2],
+    [0x011003, 0x011037],
+    [0x011083, 0x0110AF],
+    [0x0110D0, 0x0110E8],
+    [0x011103, 0x011126],
+    [0x011150, 0x011172],
+    [0x011183, 0x0111B2],
+    [0x0111C1, 0x0111C4],
+    [0x011200, 0x011211],
+    [0x011213, 0x01122B],
+    [0x011280, 0x011286],
+    [0x01128A, 0x01128D],
+    [0x01128F, 0x01129D],
+    [0x01129F, 0x0112A8],
+    [0x0112B0, 0x0112DE],
+    [0x011305, 0x01130C],
+    [0x01130F, 0x011310],
+    [0x011313, 0x011328],
+    [0x01132A, 0x011330],
+    [0x011332, 0x011333],
+    [0x011335, 0x011339],
+    [0x01135D, 0x011361],
+    [0x011400, 0x011434],
+    [0x011447, 0x01144A],
+    [0x011480, 0x0114AF],
+    [0x0114C4, 0x0114C5],
+    [0x011580, 0x0115AE],
+    [0x0115D8, 0x0115DB],
+    [0x011600, 0x01162F],
+    [0x011680, 0x0116AA],
+    [0x011700, 0x011719],
+    [0x0118A0, 0x0118DF],
+    [0x011AC0, 0x011AF8],
+    [0x011C00, 0x011C08],
+    [0x011C0A, 0x011C2E],
+    [0x011C72, 0x011C8F],
+    [0x012000, 0x012399],
+    [0x012480, 0x012543],
+    [0x013000, 0x01342E],
+    [0x014400, 0x014646],
+    [0x016800, 0x016A38],
+    [0x016A40, 0x016A5E],
+    [0x016AD0, 0x016AED],
+    [0x016B00, 0x016B2F],
+    [0x016B40, 0x016B43],
+    [0x016B63, 0x016B77],
+    [0x016B7D, 0x016B8F],
+    [0x016F00, 0x016F44],
+    [0x016F93, 0x016F9F],
+    [0x017000, 0x0187EC],
+    [0x018800, 0x018AF2],
+    [0x01B000, 0x01B001],
+    [0x01BC00, 0x01BC6A],
+    [0x01BC70, 0x01BC7C],
+    [0x01BC80, 0x01BC88],
+    [0x01BC90, 0x01BC99],
+    [0x01D400, 0x01D454],
+    [0x01D456, 0x01D49C],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D51E, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D552, 0x01D6A5],
+    [0x01D6A8, 0x01D6C0],
+    [0x01D6C2, 0x01D6DA],
+    [0x01D6DC, 0x01D6FA],
+    [0x01D6FC, 0x01D714],
+    [0x01D716, 0x01D734],
+    [0x01D736, 0x01D74E],
+    [0x01D750, 0x01D76E],
+    [0x01D770, 0x01D788],
+    [0x01D78A, 0x01D7A8],
+    [0x01D7AA, 0x01D7C2],
+    [0x01D7C4, 0x01D7CB],
+    [0x01E800, 0x01E8C4],
+    [0x01E900, 0x01E943],
+    [0x01EE00, 0x01EE03],
+    [0x01EE05, 0x01EE1F],
+    [0x01EE21, 0x01EE22],
+    [0x01EE29, 0x01EE32],
+    [0x01EE34, 0x01EE37],
+    [0x01EE4D, 0x01EE4F],
+    [0x01EE51, 0x01EE52],
+    [0x01EE61, 0x01EE62],
+    [0x01EE67, 0x01EE6A],
+    [0x01EE6C, 0x01EE72],
+    [0x01EE74, 0x01EE77],
+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1],
+    [0x02F800, 0x02FA1D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Letter}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Letter}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=L}+$/u,
+  matchSymbols,
+  "\\p{General_Category=L}"
+);
+testPropertyEscapes(
+  /^\p{gc=Letter}+$/u,
+  matchSymbols,
+  "\\p{gc=Letter}"
+);
+testPropertyEscapes(
+  /^\p{gc=L}+$/u,
+  matchSymbols,
+  "\\p{gc=L}"
+);
+testPropertyEscapes(
+  /^\p{Letter}+$/u,
+  matchSymbols,
+  "\\p{Letter}"
+);
+testPropertyEscapes(
+  /^\p{L}+$/u,
+  matchSymbols,
+  "\\p{L}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x0000F7,
+    0x0002ED,
+    0x000375,
+    0x00037E,
+    0x000387,
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x0003F6,
+    0x000530,
+    0x000670,
+    0x0006D4,
+    0x000711,
+    0x0008B5,
+    0x0009A9,
+    0x0009B1,
+    0x0009DE,
+    0x000A29,
+    0x000A31,
+    0x000A34,
+    0x000A37,
+    0x000A5D,
+    0x000A8E,
+    0x000A92,
+    0x000AA9,
+    0x000AB1,
+    0x000AB4,
+    0x000B29,
+    0x000B31,
+    0x000B34,
+    0x000B5E,
+    0x000B84,
+    0x000B91,
+    0x000B9B,
+    0x000B9D,
+    0x000C0D,
+    0x000C11,
+    0x000C29,
+    0x000C8D,
+    0x000C91,
+    0x000CA9,
+    0x000CB4,
+    0x000CDF,
+    0x000D0D,
+    0x000D11,
+    0x000DB2,
+    0x000DBC,
+    0x000E31,
+    0x000E83,
+    0x000E89,
+    0x000E98,
+    0x000EA0,
+    0x000EA4,
+    0x000EA6,
+    0x000EAC,
+    0x000EB1,
+    0x000EC5,
+    0x000F48,
+    0x0010C6,
+    0x0010FB,
+    0x001249,
+    0x001257,
+    0x001259,
+    0x001289,
+    0x0012B1,
+    0x0012BF,
+    0x0012C1,
+    0x0012D7,
+    0x001311,
+    0x001680,
+    0x00170D,
+    0x00176D,
+    0x0018A9,
+    0x001CED,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FBD,
+    0x001FC5,
+    0x001FF5,
+    0x002114,
+    0x002125,
+    0x002127,
+    0x002129,
+    0x00212E,
+    0x002C2F,
+    0x002C5F,
+    0x002D26,
+    0x002DA7,
+    0x002DAF,
+    0x002DB7,
+    0x002DBF,
+    0x002DC7,
+    0x002DCF,
+    0x002DD7,
+    0x0030A0,
+    0x0030FB,
+    0x00A7AF,
+    0x00A802,
+    0x00A806,
+    0x00A80B,
+    0x00A8FC,
+    0x00A9E5,
+    0x00A9FF,
+    0x00AA43,
+    0x00AAB0,
+    0x00AAC1,
+    0x00AB27,
+    0x00AB2F,
+    0x00AB5B,
+    0x00FB1E,
+    0x00FB29,
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45,
+    0x00FE75,
+    0x01000C,
+    0x010027,
+    0x01003B,
+    0x01003E,
+    0x010341,
+    0x010809,
+    0x010836,
+    0x0108F3,
+    0x010A14,
+    0x010A18,
+    0x010AC8,
+    0x0111DB,
+    0x011212,
+    0x011287,
+    0x011289,
+    0x01128E,
+    0x01129E,
+    0x011329,
+    0x011331,
+    0x011334,
+    0x0114C6,
+    0x011C09,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01D6C1,
+    0x01D6DB,
+    0x01D6FB,
+    0x01D715,
+    0x01D735,
+    0x01D74F,
+    0x01D76F,
+    0x01D789,
+    0x01D7A9,
+    0x01D7C3,
+    0x01EE04,
+    0x01EE20,
+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000040],
+    [0x00005B, 0x000060],
+    [0x00007B, 0x0000A9],
+    [0x0000AB, 0x0000B4],
+    [0x0000B6, 0x0000B9],
+    [0x0000BB, 0x0000BF],
+    [0x0002C2, 0x0002C5],
+    [0x0002D2, 0x0002DF],
+    [0x0002E5, 0x0002EB],
+    [0x0002EF, 0x00036F],
+    [0x000378, 0x000379],
+    [0x000380, 0x000385],
+    [0x000482, 0x000489],
+    [0x000557, 0x000558],
+    [0x00055A, 0x000560],
+    [0x000588, 0x0005CF],
+    [0x0005EB, 0x0005EF],
+    [0x0005F3, 0x00061F],
+    [0x00064B, 0x00066D],
+    [0x0006D6, 0x0006E4],
+    [0x0006E7, 0x0006ED],
+    [0x0006F0, 0x0006F9],
+    [0x0006FD, 0x0006FE],
+    [0x000700, 0x00070F],
+    [0x000730, 0x00074C],
+    [0x0007A6, 0x0007B0],
+    [0x0007B2, 0x0007C9],
+    [0x0007EB, 0x0007F3],
+    [0x0007F6, 0x0007F9],
+    [0x0007FB, 0x0007FF],
+    [0x000816, 0x000819],
+    [0x00081B, 0x000823],
+    [0x000825, 0x000827],
+    [0x000829, 0x00083F],
+    [0x000859, 0x00089F],
+    [0x0008BE, 0x000903],
+    [0x00093A, 0x00093C],
+    [0x00093E, 0x00094F],
+    [0x000951, 0x000957],
+    [0x000962, 0x000970],
+    [0x000981, 0x000984],
+    [0x00098D, 0x00098E],
+    [0x000991, 0x000992],
+    [0x0009B3, 0x0009B5],
+    [0x0009BA, 0x0009BC],
+    [0x0009BE, 0x0009CD],
+    [0x0009CF, 0x0009DB],
+    [0x0009E2, 0x0009EF],
+    [0x0009F2, 0x000A04],
+    [0x000A0B, 0x000A0E],
+    [0x000A11, 0x000A12],
+    [0x000A3A, 0x000A58],
+    [0x000A5F, 0x000A71],
+    [0x000A75, 0x000A84],
+    [0x000ABA, 0x000ABC],
+    [0x000ABE, 0x000ACF],
+    [0x000AD1, 0x000ADF],
+    [0x000AE2, 0x000AF8],
+    [0x000AFA, 0x000B04],
+    [0x000B0D, 0x000B0E],
+    [0x000B11, 0x000B12],
+    [0x000B3A, 0x000B3C],
+    [0x000B3E, 0x000B5B],
+    [0x000B62, 0x000B70],
+    [0x000B72, 0x000B82],
+    [0x000B8B, 0x000B8D],
+    [0x000B96, 0x000B98],
+    [0x000BA0, 0x000BA2],
+    [0x000BA5, 0x000BA7],
+    [0x000BAB, 0x000BAD],
+    [0x000BBA, 0x000BCF],
+    [0x000BD1, 0x000C04],
+    [0x000C3A, 0x000C3C],
+    [0x000C3E, 0x000C57],
+    [0x000C5B, 0x000C5F],
+    [0x000C62, 0x000C7F],
+    [0x000C81, 0x000C84],
+    [0x000CBA, 0x000CBC],
+    [0x000CBE, 0x000CDD],
+    [0x000CE2, 0x000CF0],
+    [0x000CF3, 0x000D04],
+    [0x000D3B, 0x000D3C],
+    [0x000D3E, 0x000D4D],
+    [0x000D4F, 0x000D53],
+    [0x000D57, 0x000D5E],
+    [0x000D62, 0x000D79],
+    [0x000D80, 0x000D84],
+    [0x000D97, 0x000D99],
+    [0x000DBE, 0x000DBF],
+    [0x000DC7, 0x000E00],
+    [0x000E34, 0x000E3F],
+    [0x000E47, 0x000E80],
+    [0x000E85, 0x000E86],
+    [0x000E8B, 0x000E8C],
+    [0x000E8E, 0x000E93],
+    [0x000EA8, 0x000EA9],
+    [0x000EB4, 0x000EBC],
+    [0x000EBE, 0x000EBF],
+    [0x000EC7, 0x000EDB],
+    [0x000EE0, 0x000EFF],
+    [0x000F01, 0x000F3F],
+    [0x000F6D, 0x000F87],
+    [0x000F8D, 0x000FFF],
+    [0x00102B, 0x00103E],
+    [0x001040, 0x00104F],
+    [0x001056, 0x001059],
+    [0x00105E, 0x001060],
+    [0x001062, 0x001064],
+    [0x001067, 0x00106D],
+    [0x001071, 0x001074],
+    [0x001082, 0x00108D],
+    [0x00108F, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x0010CF],
+    [0x00124E, 0x00124F],
+    [0x00125E, 0x00125F],
+    [0x00128E, 0x00128F],
+    [0x0012B6, 0x0012B7],
+    [0x0012C6, 0x0012C7],
+    [0x001316, 0x001317],
+    [0x00135B, 0x00137F],
+    [0x001390, 0x00139F],
+    [0x0013F6, 0x0013F7],
+    [0x0013FE, 0x001400],
+    [0x00166D, 0x00166E],
+    [0x00169B, 0x00169F],
+    [0x0016EB, 0x0016F0],
+    [0x0016F9, 0x0016FF],
+    [0x001712, 0x00171F],
+    [0x001732, 0x00173F],
+    [0x001752, 0x00175F],
+    [0x001771, 0x00177F],
+    [0x0017B4, 0x0017D6],
+    [0x0017D8, 0x0017DB],
+    [0x0017DD, 0x00181F],
+    [0x001878, 0x00187F],
+    [0x001885, 0x001886],
+    [0x0018AB, 0x0018AF],
+    [0x0018F6, 0x0018FF],
+    [0x00191F, 0x00194F],
+    [0x00196E, 0x00196F],
+    [0x001975, 0x00197F],
+    [0x0019AC, 0x0019AF],
+    [0x0019CA, 0x0019FF],
+    [0x001A17, 0x001A1F],
+    [0x001A55, 0x001AA6],
+    [0x001AA8, 0x001B04],
+    [0x001B34, 0x001B44],
+    [0x001B4C, 0x001B82],
+    [0x001BA1, 0x001BAD],
+    [0x001BB0, 0x001BB9],
+    [0x001BE6, 0x001BFF],
+    [0x001C24, 0x001C4C],
+    [0x001C50, 0x001C59],
+    [0x001C7E, 0x001C7F],
+    [0x001C89, 0x001CE8],
+    [0x001CF2, 0x001CF4],
+    [0x001CF7, 0x001CFF],
+    [0x001DC0, 0x001DFF],
+    [0x001F16, 0x001F17],
+    [0x001F1E, 0x001F1F],
+    [0x001F46, 0x001F47],
+    [0x001F4E, 0x001F4F],
+    [0x001F7E, 0x001F7F],
+    [0x001FBF, 0x001FC1],
+    [0x001FCD, 0x001FCF],
+    [0x001FD4, 0x001FD5],
+    [0x001FDC, 0x001FDF],
+    [0x001FED, 0x001FF1],
+    [0x001FFD, 0x002070],
+    [0x002072, 0x00207E],
+    [0x002080, 0x00208F],
+    [0x00209D, 0x002101],
+    [0x002103, 0x002106],
+    [0x002108, 0x002109],
+    [0x002116, 0x002118],
+    [0x00211E, 0x002123],
+    [0x00213A, 0x00213B],
+    [0x002140, 0x002144],
+    [0x00214A, 0x00214D],
+    [0x00214F, 0x002182],
+    [0x002185, 0x002BFF],
+    [0x002CE5, 0x002CEA],
+    [0x002CEF, 0x002CF1],
+    [0x002CF4, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x002D2F],
+    [0x002D68, 0x002D6E],
+    [0x002D70, 0x002D7F],
+    [0x002D97, 0x002D9F],
+    [0x002DDF, 0x002E2E],
+    [0x002E30, 0x003004],
+    [0x003007, 0x003030],
+    [0x003036, 0x00303A],
+    [0x00303D, 0x003040],
+    [0x003097, 0x00309C],
+    [0x003100, 0x003104],
+    [0x00312E, 0x003130],
+    [0x00318F, 0x00319F],
+    [0x0031BB, 0x0031EF],
+    [0x003200, 0x0033FF],
+    [0x004DB6, 0x004DFF],
+    [0x009FD6, 0x009FFF],
+    [0x00A48D, 0x00A4CF],
+    [0x00A4FE, 0x00A4FF],
+    [0x00A60D, 0x00A60F],
+    [0x00A620, 0x00A629],
+    [0x00A62C, 0x00A63F],
+    [0x00A66F, 0x00A67E],
+    [0x00A69E, 0x00A69F],
+    [0x00A6E6, 0x00A716],
+    [0x00A720, 0x00A721],
+    [0x00A789, 0x00A78A],
+    [0x00A7B8, 0x00A7F6],
+    [0x00A823, 0x00A83F],
+    [0x00A874, 0x00A881],
+    [0x00A8B4, 0x00A8F1],
+    [0x00A8F8, 0x00A8FA],
+    [0x00A8FE, 0x00A909],
+    [0x00A926, 0x00A92F],
+    [0x00A947, 0x00A95F],
+    [0x00A97D, 0x00A983],
+    [0x00A9B3, 0x00A9CE],
+    [0x00A9D0, 0x00A9DF],
+    [0x00A9F0, 0x00A9F9],
+    [0x00AA29, 0x00AA3F],
+    [0x00AA4C, 0x00AA5F],
+    [0x00AA77, 0x00AA79],
+    [0x00AA7B, 0x00AA7D],
+    [0x00AAB2, 0x00AAB4],
+    [0x00AAB7, 0x00AAB8],
+    [0x00AABE, 0x00AABF],
+    [0x00AAC3, 0x00AADA],
+    [0x00AADE, 0x00AADF],
+    [0x00AAEB, 0x00AAF1],
+    [0x00AAF5, 0x00AB00],
+    [0x00AB07, 0x00AB08],
+    [0x00AB0F, 0x00AB10],
+    [0x00AB17, 0x00AB1F],
+    [0x00AB66, 0x00AB6F],
+    [0x00ABE3, 0x00ABFF],
+    [0x00D7A4, 0x00D7AF],
+    [0x00D7C7, 0x00D7CA],
+    [0x00D7FC, 0x00DBFF],
+    [0x00E000, 0x00F8FF],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FB1C],
+    [0x00FBB2, 0x00FBD2],
+    [0x00FD3E, 0x00FD4F],
+    [0x00FD90, 0x00FD91],
+    [0x00FDC8, 0x00FDEF],
+    [0x00FDFC, 0x00FE6F],
+    [0x00FEFD, 0x00FF20],
+    [0x00FF3B, 0x00FF40],
+    [0x00FF5B, 0x00FF65],
+    [0x00FFBF, 0x00FFC1],
+    [0x00FFC8, 0x00FFC9],
+    [0x00FFD0, 0x00FFD1],
+    [0x00FFD8, 0x00FFD9],
+    [0x00FFDD, 0x00FFFF],
+    [0x01004E, 0x01004F],
+    [0x01005E, 0x01007F],
+    [0x0100FB, 0x01027F],
+    [0x01029D, 0x01029F],
+    [0x0102D1, 0x0102FF],
+    [0x010320, 0x01032F],
+    [0x01034A, 0x01034F],
+    [0x010376, 0x01037F],
+    [0x01039E, 0x01039F],
+    [0x0103C4, 0x0103C7],
+    [0x0103D0, 0x0103FF],
+    [0x01049E, 0x0104AF],
+    [0x0104D4, 0x0104D7],
+    [0x0104FC, 0x0104FF],
+    [0x010528, 0x01052F],
+    [0x010564, 0x0105FF],
+    [0x010737, 0x01073F],
+    [0x010756, 0x01075F],
+    [0x010768, 0x0107FF],
+    [0x010806, 0x010807],
+    [0x010839, 0x01083B],
+    [0x01083D, 0x01083E],
+    [0x010856, 0x01085F],
+    [0x010877, 0x01087F],
+    [0x01089F, 0x0108DF],
+    [0x0108F6, 0x0108FF],
+    [0x010916, 0x01091F],
+    [0x01093A, 0x01097F],
+    [0x0109B8, 0x0109BD],
+    [0x0109C0, 0x0109FF],
+    [0x010A01, 0x010A0F],
+    [0x010A34, 0x010A5F],
+    [0x010A7D, 0x010A7F],
+    [0x010A9D, 0x010ABF],
+    [0x010AE5, 0x010AFF],
+    [0x010B36, 0x010B3F],
+    [0x010B56, 0x010B5F],
+    [0x010B73, 0x010B7F],
+    [0x010B92, 0x010BFF],
+    [0x010C49, 0x010C7F],
+    [0x010CB3, 0x010CBF],
+    [0x010CF3, 0x011002],
+    [0x011038, 0x011082],
+    [0x0110B0, 0x0110CF],
+    [0x0110E9, 0x011102],
+    [0x011127, 0x01114F],
+    [0x011173, 0x011175],
+    [0x011177, 0x011182],
+    [0x0111B3, 0x0111C0],
+    [0x0111C5, 0x0111D9],
+    [0x0111DD, 0x0111FF],
+    [0x01122C, 0x01127F],
+    [0x0112A9, 0x0112AF],
+    [0x0112DF, 0x011304],
+    [0x01130D, 0x01130E],
+    [0x011311, 0x011312],
+    [0x01133A, 0x01133C],
+    [0x01133E, 0x01134F],
+    [0x011351, 0x01135C],
+    [0x011362, 0x0113FF],
+    [0x011435, 0x011446],
+    [0x01144B, 0x01147F],
+    [0x0114B0, 0x0114C3],
+    [0x0114C8, 0x01157F],
+    [0x0115AF, 0x0115D7],
+    [0x0115DC, 0x0115FF],
+    [0x011630, 0x011643],
+    [0x011645, 0x01167F],
+    [0x0116AB, 0x0116FF],
+    [0x01171A, 0x01189F],
+    [0x0118E0, 0x0118FE],
+    [0x011900, 0x011ABF],
+    [0x011AF9, 0x011BFF],
+    [0x011C2F, 0x011C3F],
+    [0x011C41, 0x011C71],
+    [0x011C90, 0x011FFF],
+    [0x01239A, 0x01247F],
+    [0x012544, 0x012FFF],
+    [0x01342F, 0x0143FF],
+    [0x014647, 0x0167FF],
+    [0x016A39, 0x016A3F],
+    [0x016A5F, 0x016ACF],
+    [0x016AEE, 0x016AFF],
+    [0x016B30, 0x016B3F],
+    [0x016B44, 0x016B62],
+    [0x016B78, 0x016B7C],
+    [0x016B90, 0x016EFF],
+    [0x016F45, 0x016F4F],
+    [0x016F51, 0x016F92],
+    [0x016FA0, 0x016FDF],
+    [0x016FE1, 0x016FFF],
+    [0x0187ED, 0x0187FF],
+    [0x018AF3, 0x01AFFF],
+    [0x01B002, 0x01BBFF],
+    [0x01BC6B, 0x01BC6F],
+    [0x01BC7D, 0x01BC7F],
+    [0x01BC89, 0x01BC8F],
+    [0x01BC9A, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01E7FF],
+    [0x01E8C5, 0x01E8FF],
+    [0x01E944, 0x01EDFF],
+    [0x01EE25, 0x01EE26],
+    [0x01EE3C, 0x01EE41],
+    [0x01EE43, 0x01EE46],
+    [0x01EE55, 0x01EE56],
+    [0x01EE65, 0x01EE66],
+    [0x01EE9C, 0x01EEA0],
+    [0x01EEBC, 0x01FFFF],
+    [0x02A6D7, 0x02A6FF],
+    [0x02B735, 0x02B73F],
+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x02F7FF],
+    [0x02FA1E, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Letter}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=L}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=L}"
+);
+testPropertyEscapes(
+  /^\P{gc=Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Letter}"
+);
+testPropertyEscapes(
+  /^\P{gc=L}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=L}"
+);
+testPropertyEscapes(
+  /^\P{Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{Letter}"
+);
+testPropertyEscapes(
+  /^\P{L}+$/u,
+  nonMatchSymbols,
+  "\\P{L}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Letter_Number.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Letter_Number.js
new file mode 100644
index 0000000000000000000000000000000000000000..fa3e07481747488a787d3e9be01a9a71389f77b1
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Letter_Number.js
@@ -0,0 +1,114 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Letter_Number`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x003007,
+    0x010341,
+    0x01034A
+  ],
+  ranges: [
+    [0x0016EE, 0x0016F0],
+    [0x002160, 0x002182],
+    [0x002185, 0x002188],
+    [0x003021, 0x003029],
+    [0x003038, 0x00303A],
+    [0x00A6E6, 0x00A6EF],
+    [0x010140, 0x010174],
+    [0x0103D1, 0x0103D5],
+    [0x012400, 0x01246E]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Letter_Number}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Letter_Number}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Nl}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Nl}"
+);
+testPropertyEscapes(
+  /^\p{gc=Letter_Number}+$/u,
+  matchSymbols,
+  "\\p{gc=Letter_Number}"
+);
+testPropertyEscapes(
+  /^\p{gc=Nl}+$/u,
+  matchSymbols,
+  "\\p{gc=Nl}"
+);
+testPropertyEscapes(
+  /^\p{Letter_Number}+$/u,
+  matchSymbols,
+  "\\p{Letter_Number}"
+);
+testPropertyEscapes(
+  /^\p{Nl}+$/u,
+  matchSymbols,
+  "\\p{Nl}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0016ED],
+    [0x0016F1, 0x00215F],
+    [0x002183, 0x002184],
+    [0x002189, 0x003006],
+    [0x003008, 0x003020],
+    [0x00302A, 0x003037],
+    [0x00303B, 0x00A6E5],
+    [0x00A6F0, 0x00DBFF],
+    [0x00E000, 0x01013F],
+    [0x010175, 0x010340],
+    [0x010342, 0x010349],
+    [0x01034B, 0x0103D0],
+    [0x0103D6, 0x0123FF],
+    [0x01246F, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Letter_Number}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Letter_Number}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Nl}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Nl}"
+);
+testPropertyEscapes(
+  /^\P{gc=Letter_Number}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Letter_Number}"
+);
+testPropertyEscapes(
+  /^\P{gc=Nl}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Nl}"
+);
+testPropertyEscapes(
+  /^\P{Letter_Number}+$/u,
+  nonMatchSymbols,
+  "\\P{Letter_Number}"
+);
+testPropertyEscapes(
+  /^\P{Nl}+$/u,
+  nonMatchSymbols,
+  "\\P{Nl}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Line_Separator.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Line_Separator.js
new file mode 100644
index 0000000000000000000000000000000000000000..4743e03782d5a632767eaf851821f5b834a781bb
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Line_Separator.js
@@ -0,0 +1,91 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Line_Separator`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x002028
+  ],
+  ranges: []
+});
+testPropertyEscapes(
+  /^\p{General_Category=Line_Separator}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Line_Separator}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Zl}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Zl}"
+);
+testPropertyEscapes(
+  /^\p{gc=Line_Separator}+$/u,
+  matchSymbols,
+  "\\p{gc=Line_Separator}"
+);
+testPropertyEscapes(
+  /^\p{gc=Zl}+$/u,
+  matchSymbols,
+  "\\p{gc=Zl}"
+);
+testPropertyEscapes(
+  /^\p{Line_Separator}+$/u,
+  matchSymbols,
+  "\\p{Line_Separator}"
+);
+testPropertyEscapes(
+  /^\p{Zl}+$/u,
+  matchSymbols,
+  "\\p{Zl}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x002027],
+    [0x002029, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Line_Separator}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Line_Separator}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Zl}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Zl}"
+);
+testPropertyEscapes(
+  /^\P{gc=Line_Separator}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Line_Separator}"
+);
+testPropertyEscapes(
+  /^\P{gc=Zl}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Zl}"
+);
+testPropertyEscapes(
+  /^\P{Line_Separator}+$/u,
+  nonMatchSymbols,
+  "\\P{Line_Separator}"
+);
+testPropertyEscapes(
+  /^\P{Zl}+$/u,
+  nonMatchSymbols,
+  "\\P{Zl}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Lowercase_Letter.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Lowercase_Letter.js
new file mode 100644
index 0000000000000000000000000000000000000000..5a6ed1eedd6a751b0ed7520a5061053b2adc9c42
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Lowercase_Letter.js
@@ -0,0 +1,1357 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Lowercase_Letter`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000B5,
+    0x000101,
+    0x000103,
+    0x000105,
+    0x000107,
+    0x000109,
+    0x00010B,
+    0x00010D,
+    0x00010F,
+    0x000111,
+    0x000113,
+    0x000115,
+    0x000117,
+    0x000119,
+    0x00011B,
+    0x00011D,
+    0x00011F,
+    0x000121,
+    0x000123,
+    0x000125,
+    0x000127,
+    0x000129,
+    0x00012B,
+    0x00012D,
+    0x00012F,
+    0x000131,
+    0x000133,
+    0x000135,
+    0x00013A,
+    0x00013C,
+    0x00013E,
+    0x000140,
+    0x000142,
+    0x000144,
+    0x000146,
+    0x00014B,
+    0x00014D,
+    0x00014F,
+    0x000151,
+    0x000153,
+    0x000155,
+    0x000157,
+    0x000159,
+    0x00015B,
+    0x00015D,
+    0x00015F,
+    0x000161,
+    0x000163,
+    0x000165,
+    0x000167,
+    0x000169,
+    0x00016B,
+    0x00016D,
+    0x00016F,
+    0x000171,
+    0x000173,
+    0x000175,
+    0x000177,
+    0x00017A,
+    0x00017C,
+    0x000183,
+    0x000185,
+    0x000188,
+    0x000192,
+    0x000195,
+    0x00019E,
+    0x0001A1,
+    0x0001A3,
+    0x0001A5,
+    0x0001A8,
+    0x0001AD,
+    0x0001B0,
+    0x0001B4,
+    0x0001B6,
+    0x0001C6,
+    0x0001C9,
+    0x0001CC,
+    0x0001CE,
+    0x0001D0,
+    0x0001D2,
+    0x0001D4,
+    0x0001D6,
+    0x0001D8,
+    0x0001DA,
+    0x0001DF,
+    0x0001E1,
+    0x0001E3,
+    0x0001E5,
+    0x0001E7,
+    0x0001E9,
+    0x0001EB,
+    0x0001ED,
+    0x0001F3,
+    0x0001F5,
+    0x0001F9,
+    0x0001FB,
+    0x0001FD,
+    0x0001FF,
+    0x000201,
+    0x000203,
+    0x000205,
+    0x000207,
+    0x000209,
+    0x00020B,
+    0x00020D,
+    0x00020F,
+    0x000211,
+    0x000213,
+    0x000215,
+    0x000217,
+    0x000219,
+    0x00021B,
+    0x00021D,
+    0x00021F,
+    0x000221,
+    0x000223,
+    0x000225,
+    0x000227,
+    0x000229,
+    0x00022B,
+    0x00022D,
+    0x00022F,
+    0x000231,
+    0x00023C,
+    0x000242,
+    0x000247,
+    0x000249,
+    0x00024B,
+    0x00024D,
+    0x000371,
+    0x000373,
+    0x000377,
+    0x000390,
+    0x0003D9,
+    0x0003DB,
+    0x0003DD,
+    0x0003DF,
+    0x0003E1,
+    0x0003E3,
+    0x0003E5,
+    0x0003E7,
+    0x0003E9,
+    0x0003EB,
+    0x0003ED,
+    0x0003F5,
+    0x0003F8,
+    0x000461,
+    0x000463,
+    0x000465,
+    0x000467,
+    0x000469,
+    0x00046B,
+    0x00046D,
+    0x00046F,
+    0x000471,
+    0x000473,
+    0x000475,
+    0x000477,
+    0x000479,
+    0x00047B,
+    0x00047D,
+    0x00047F,
+    0x000481,
+    0x00048B,
+    0x00048D,
+    0x00048F,
+    0x000491,
+    0x000493,
+    0x000495,
+    0x000497,
+    0x000499,
+    0x00049B,
+    0x00049D,
+    0x00049F,
+    0x0004A1,
+    0x0004A3,
+    0x0004A5,
+    0x0004A7,
+    0x0004A9,
+    0x0004AB,
+    0x0004AD,
+    0x0004AF,
+    0x0004B1,
+    0x0004B3,
+    0x0004B5,
+    0x0004B7,
+    0x0004B9,
+    0x0004BB,
+    0x0004BD,
+    0x0004BF,
+    0x0004C2,
+    0x0004C4,
+    0x0004C6,
+    0x0004C8,
+    0x0004CA,
+    0x0004CC,
+    0x0004D1,
+    0x0004D3,
+    0x0004D5,
+    0x0004D7,
+    0x0004D9,
+    0x0004DB,
+    0x0004DD,
+    0x0004DF,
+    0x0004E1,
+    0x0004E3,
+    0x0004E5,
+    0x0004E7,
+    0x0004E9,
+    0x0004EB,
+    0x0004ED,
+    0x0004EF,
+    0x0004F1,
+    0x0004F3,
+    0x0004F5,
+    0x0004F7,
+    0x0004F9,
+    0x0004FB,
+    0x0004FD,
+    0x0004FF,
+    0x000501,
+    0x000503,
+    0x000505,
+    0x000507,
+    0x000509,
+    0x00050B,
+    0x00050D,
+    0x00050F,
+    0x000511,
+    0x000513,
+    0x000515,
+    0x000517,
+    0x000519,
+    0x00051B,
+    0x00051D,
+    0x00051F,
+    0x000521,
+    0x000523,
+    0x000525,
+    0x000527,
+    0x000529,
+    0x00052B,
+    0x00052D,
+    0x00052F,
+    0x001E01,
+    0x001E03,
+    0x001E05,
+    0x001E07,
+    0x001E09,
+    0x001E0B,
+    0x001E0D,
+    0x001E0F,
+    0x001E11,
+    0x001E13,
+    0x001E15,
+    0x001E17,
+    0x001E19,
+    0x001E1B,
+    0x001E1D,
+    0x001E1F,
+    0x001E21,
+    0x001E23,
+    0x001E25,
+    0x001E27,
+    0x001E29,
+    0x001E2B,
+    0x001E2D,
+    0x001E2F,
+    0x001E31,
+    0x001E33,
+    0x001E35,
+    0x001E37,
+    0x001E39,
+    0x001E3B,
+    0x001E3D,
+    0x001E3F,
+    0x001E41,
+    0x001E43,
+    0x001E45,
+    0x001E47,
+    0x001E49,
+    0x001E4B,
+    0x001E4D,
+    0x001E4F,
+    0x001E51,
+    0x001E53,
+    0x001E55,
+    0x001E57,
+    0x001E59,
+    0x001E5B,
+    0x001E5D,
+    0x001E5F,
+    0x001E61,
+    0x001E63,
+    0x001E65,
+    0x001E67,
+    0x001E69,
+    0x001E6B,
+    0x001E6D,
+    0x001E6F,
+    0x001E71,
+    0x001E73,
+    0x001E75,
+    0x001E77,
+    0x001E79,
+    0x001E7B,
+    0x001E7D,
+    0x001E7F,
+    0x001E81,
+    0x001E83,
+    0x001E85,
+    0x001E87,
+    0x001E89,
+    0x001E8B,
+    0x001E8D,
+    0x001E8F,
+    0x001E91,
+    0x001E93,
+    0x001E9F,
+    0x001EA1,
+    0x001EA3,
+    0x001EA5,
+    0x001EA7,
+    0x001EA9,
+    0x001EAB,
+    0x001EAD,
+    0x001EAF,
+    0x001EB1,
+    0x001EB3,
+    0x001EB5,
+    0x001EB7,
+    0x001EB9,
+    0x001EBB,
+    0x001EBD,
+    0x001EBF,
+    0x001EC1,
+    0x001EC3,
+    0x001EC5,
+    0x001EC7,
+    0x001EC9,
+    0x001ECB,
+    0x001ECD,
+    0x001ECF,
+    0x001ED1,
+    0x001ED3,
+    0x001ED5,
+    0x001ED7,
+    0x001ED9,
+    0x001EDB,
+    0x001EDD,
+    0x001EDF,
+    0x001EE1,
+    0x001EE3,
+    0x001EE5,
+    0x001EE7,
+    0x001EE9,
+    0x001EEB,
+    0x001EED,
+    0x001EEF,
+    0x001EF1,
+    0x001EF3,
+    0x001EF5,
+    0x001EF7,
+    0x001EF9,
+    0x001EFB,
+    0x001EFD,
+    0x001FBE,
+    0x00210A,
+    0x002113,
+    0x00212F,
+    0x002134,
+    0x002139,
+    0x00214E,
+    0x002184,
+    0x002C61,
+    0x002C68,
+    0x002C6A,
+    0x002C6C,
+    0x002C71,
+    0x002C81,
+    0x002C83,
+    0x002C85,
+    0x002C87,
+    0x002C89,
+    0x002C8B,
+    0x002C8D,
+    0x002C8F,
+    0x002C91,
+    0x002C93,
+    0x002C95,
+    0x002C97,
+    0x002C99,
+    0x002C9B,
+    0x002C9D,
+    0x002C9F,
+    0x002CA1,
+    0x002CA3,
+    0x002CA5,
+    0x002CA7,
+    0x002CA9,
+    0x002CAB,
+    0x002CAD,
+    0x002CAF,
+    0x002CB1,
+    0x002CB3,
+    0x002CB5,
+    0x002CB7,
+    0x002CB9,
+    0x002CBB,
+    0x002CBD,
+    0x002CBF,
+    0x002CC1,
+    0x002CC3,
+    0x002CC5,
+    0x002CC7,
+    0x002CC9,
+    0x002CCB,
+    0x002CCD,
+    0x002CCF,
+    0x002CD1,
+    0x002CD3,
+    0x002CD5,
+    0x002CD7,
+    0x002CD9,
+    0x002CDB,
+    0x002CDD,
+    0x002CDF,
+    0x002CE1,
+    0x002CEC,
+    0x002CEE,
+    0x002CF3,
+    0x002D27,
+    0x002D2D,
+    0x00A641,
+    0x00A643,
+    0x00A645,
+    0x00A647,
+    0x00A649,
+    0x00A64B,
+    0x00A64D,
+    0x00A64F,
+    0x00A651,
+    0x00A653,
+    0x00A655,
+    0x00A657,
+    0x00A659,
+    0x00A65B,
+    0x00A65D,
+    0x00A65F,
+    0x00A661,
+    0x00A663,
+    0x00A665,
+    0x00A667,
+    0x00A669,
+    0x00A66B,
+    0x00A66D,
+    0x00A681,
+    0x00A683,
+    0x00A685,
+    0x00A687,
+    0x00A689,
+    0x00A68B,
+    0x00A68D,
+    0x00A68F,
+    0x00A691,
+    0x00A693,
+    0x00A695,
+    0x00A697,
+    0x00A699,
+    0x00A69B,
+    0x00A723,
+    0x00A725,
+    0x00A727,
+    0x00A729,
+    0x00A72B,
+    0x00A72D,
+    0x00A733,
+    0x00A735,
+    0x00A737,
+    0x00A739,
+    0x00A73B,
+    0x00A73D,
+    0x00A73F,
+    0x00A741,
+    0x00A743,
+    0x00A745,
+    0x00A747,
+    0x00A749,
+    0x00A74B,
+    0x00A74D,
+    0x00A74F,
+    0x00A751,
+    0x00A753,
+    0x00A755,
+    0x00A757,
+    0x00A759,
+    0x00A75B,
+    0x00A75D,
+    0x00A75F,
+    0x00A761,
+    0x00A763,
+    0x00A765,
+    0x00A767,
+    0x00A769,
+    0x00A76B,
+    0x00A76D,
+    0x00A76F,
+    0x00A77A,
+    0x00A77C,
+    0x00A77F,
+    0x00A781,
+    0x00A783,
+    0x00A785,
+    0x00A787,
+    0x00A78C,
+    0x00A78E,
+    0x00A791,
+    0x00A797,
+    0x00A799,
+    0x00A79B,
+    0x00A79D,
+    0x00A79F,
+    0x00A7A1,
+    0x00A7A3,
+    0x00A7A5,
+    0x00A7A7,
+    0x00A7A9,
+    0x00A7B5,
+    0x00A7B7,
+    0x00A7FA,
+    0x01D4BB,
+    0x01D7CB
+  ],
+  ranges: [
+    [0x000061, 0x00007A],
+    [0x0000DF, 0x0000F6],
+    [0x0000F8, 0x0000FF],
+    [0x000137, 0x000138],
+    [0x000148, 0x000149],
+    [0x00017E, 0x000180],
+    [0x00018C, 0x00018D],
+    [0x000199, 0x00019B],
+    [0x0001AA, 0x0001AB],
+    [0x0001B9, 0x0001BA],
+    [0x0001BD, 0x0001BF],
+    [0x0001DC, 0x0001DD],
+    [0x0001EF, 0x0001F0],
+    [0x000233, 0x000239],
+    [0x00023F, 0x000240],
+    [0x00024F, 0x000293],
+    [0x000295, 0x0002AF],
+    [0x00037B, 0x00037D],
+    [0x0003AC, 0x0003CE],
+    [0x0003D0, 0x0003D1],
+    [0x0003D5, 0x0003D7],
+    [0x0003EF, 0x0003F3],
+    [0x0003FB, 0x0003FC],
+    [0x000430, 0x00045F],
+    [0x0004CE, 0x0004CF],
+    [0x000561, 0x000587],
+    [0x0013F8, 0x0013FD],
+    [0x001C80, 0x001C88],
+    [0x001D00, 0x001D2B],
+    [0x001D6B, 0x001D77],
+    [0x001D79, 0x001D9A],
+    [0x001E95, 0x001E9D],
+    [0x001EFF, 0x001F07],
+    [0x001F10, 0x001F15],
+    [0x001F20, 0x001F27],
+    [0x001F30, 0x001F37],
+    [0x001F40, 0x001F45],
+    [0x001F50, 0x001F57],
+    [0x001F60, 0x001F67],
+    [0x001F70, 0x001F7D],
+    [0x001F80, 0x001F87],
+    [0x001F90, 0x001F97],
+    [0x001FA0, 0x001FA7],
+    [0x001FB0, 0x001FB4],
+    [0x001FB6, 0x001FB7],
+    [0x001FC2, 0x001FC4],
+    [0x001FC6, 0x001FC7],
+    [0x001FD0, 0x001FD3],
+    [0x001FD6, 0x001FD7],
+    [0x001FE0, 0x001FE7],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FF7],
+    [0x00210E, 0x00210F],
+    [0x00213C, 0x00213D],
+    [0x002146, 0x002149],
+    [0x002C30, 0x002C5E],
+    [0x002C65, 0x002C66],
+    [0x002C73, 0x002C74],
+    [0x002C76, 0x002C7B],
+    [0x002CE3, 0x002CE4],
+    [0x002D00, 0x002D25],
+    [0x00A72F, 0x00A731],
+    [0x00A771, 0x00A778],
+    [0x00A793, 0x00A795],
+    [0x00AB30, 0x00AB5A],
+    [0x00AB60, 0x00AB65],
+    [0x00AB70, 0x00ABBF],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FF41, 0x00FF5A],
+    [0x010428, 0x01044F],
+    [0x0104D8, 0x0104FB],
+    [0x010CC0, 0x010CF2],
+    [0x0118C0, 0x0118DF],
+    [0x01D41A, 0x01D433],
+    [0x01D44E, 0x01D454],
+    [0x01D456, 0x01D467],
+    [0x01D482, 0x01D49B],
+    [0x01D4B6, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D4CF],
+    [0x01D4EA, 0x01D503],
+    [0x01D51E, 0x01D537],
+    [0x01D552, 0x01D56B],
+    [0x01D586, 0x01D59F],
+    [0x01D5BA, 0x01D5D3],
+    [0x01D5EE, 0x01D607],
+    [0x01D622, 0x01D63B],
+    [0x01D656, 0x01D66F],
+    [0x01D68A, 0x01D6A5],
+    [0x01D6C2, 0x01D6DA],
+    [0x01D6DC, 0x01D6E1],
+    [0x01D6FC, 0x01D714],
+    [0x01D716, 0x01D71B],
+    [0x01D736, 0x01D74E],
+    [0x01D750, 0x01D755],
+    [0x01D770, 0x01D788],
+    [0x01D78A, 0x01D78F],
+    [0x01D7AA, 0x01D7C2],
+    [0x01D7C4, 0x01D7C9],
+    [0x01E922, 0x01E943]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Lowercase_Letter}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Lowercase_Letter}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Ll}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Ll}"
+);
+testPropertyEscapes(
+  /^\p{gc=Lowercase_Letter}+$/u,
+  matchSymbols,
+  "\\p{gc=Lowercase_Letter}"
+);
+testPropertyEscapes(
+  /^\p{gc=Ll}+$/u,
+  matchSymbols,
+  "\\p{gc=Ll}"
+);
+testPropertyEscapes(
+  /^\p{Lowercase_Letter}+$/u,
+  matchSymbols,
+  "\\p{Lowercase_Letter}"
+);
+testPropertyEscapes(
+  /^\p{Ll}+$/u,
+  matchSymbols,
+  "\\p{Ll}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000F7,
+    0x000100,
+    0x000102,
+    0x000104,
+    0x000106,
+    0x000108,
+    0x00010A,
+    0x00010C,
+    0x00010E,
+    0x000110,
+    0x000112,
+    0x000114,
+    0x000116,
+    0x000118,
+    0x00011A,
+    0x00011C,
+    0x00011E,
+    0x000120,
+    0x000122,
+    0x000124,
+    0x000126,
+    0x000128,
+    0x00012A,
+    0x00012C,
+    0x00012E,
+    0x000130,
+    0x000132,
+    0x000134,
+    0x000136,
+    0x000139,
+    0x00013B,
+    0x00013D,
+    0x00013F,
+    0x000141,
+    0x000143,
+    0x000145,
+    0x000147,
+    0x00014A,
+    0x00014C,
+    0x00014E,
+    0x000150,
+    0x000152,
+    0x000154,
+    0x000156,
+    0x000158,
+    0x00015A,
+    0x00015C,
+    0x00015E,
+    0x000160,
+    0x000162,
+    0x000164,
+    0x000166,
+    0x000168,
+    0x00016A,
+    0x00016C,
+    0x00016E,
+    0x000170,
+    0x000172,
+    0x000174,
+    0x000176,
+    0x00017B,
+    0x00017D,
+    0x000184,
+    0x0001A2,
+    0x0001A4,
+    0x0001A9,
+    0x0001AC,
+    0x0001B5,
+    0x0001CD,
+    0x0001CF,
+    0x0001D1,
+    0x0001D3,
+    0x0001D5,
+    0x0001D7,
+    0x0001D9,
+    0x0001DB,
+    0x0001DE,
+    0x0001E0,
+    0x0001E2,
+    0x0001E4,
+    0x0001E6,
+    0x0001E8,
+    0x0001EA,
+    0x0001EC,
+    0x0001EE,
+    0x0001F4,
+    0x0001FA,
+    0x0001FC,
+    0x0001FE,
+    0x000200,
+    0x000202,
+    0x000204,
+    0x000206,
+    0x000208,
+    0x00020A,
+    0x00020C,
+    0x00020E,
+    0x000210,
+    0x000212,
+    0x000214,
+    0x000216,
+    0x000218,
+    0x00021A,
+    0x00021C,
+    0x00021E,
+    0x000220,
+    0x000222,
+    0x000224,
+    0x000226,
+    0x000228,
+    0x00022A,
+    0x00022C,
+    0x00022E,
+    0x000230,
+    0x000232,
+    0x000241,
+    0x000248,
+    0x00024A,
+    0x00024C,
+    0x00024E,
+    0x000294,
+    0x000372,
+    0x0003CF,
+    0x0003D8,
+    0x0003DA,
+    0x0003DC,
+    0x0003DE,
+    0x0003E0,
+    0x0003E2,
+    0x0003E4,
+    0x0003E6,
+    0x0003E8,
+    0x0003EA,
+    0x0003EC,
+    0x0003EE,
+    0x0003F4,
+    0x000460,
+    0x000462,
+    0x000464,
+    0x000466,
+    0x000468,
+    0x00046A,
+    0x00046C,
+    0x00046E,
+    0x000470,
+    0x000472,
+    0x000474,
+    0x000476,
+    0x000478,
+    0x00047A,
+    0x00047C,
+    0x00047E,
+    0x000480,
+    0x00048C,
+    0x00048E,
+    0x000490,
+    0x000492,
+    0x000494,
+    0x000496,
+    0x000498,
+    0x00049A,
+    0x00049C,
+    0x00049E,
+    0x0004A0,
+    0x0004A2,
+    0x0004A4,
+    0x0004A6,
+    0x0004A8,
+    0x0004AA,
+    0x0004AC,
+    0x0004AE,
+    0x0004B0,
+    0x0004B2,
+    0x0004B4,
+    0x0004B6,
+    0x0004B8,
+    0x0004BA,
+    0x0004BC,
+    0x0004BE,
+    0x0004C3,
+    0x0004C5,
+    0x0004C7,
+    0x0004C9,
+    0x0004CB,
+    0x0004CD,
+    0x0004D0,
+    0x0004D2,
+    0x0004D4,
+    0x0004D6,
+    0x0004D8,
+    0x0004DA,
+    0x0004DC,
+    0x0004DE,
+    0x0004E0,
+    0x0004E2,
+    0x0004E4,
+    0x0004E6,
+    0x0004E8,
+    0x0004EA,
+    0x0004EC,
+    0x0004EE,
+    0x0004F0,
+    0x0004F2,
+    0x0004F4,
+    0x0004F6,
+    0x0004F8,
+    0x0004FA,
+    0x0004FC,
+    0x0004FE,
+    0x000500,
+    0x000502,
+    0x000504,
+    0x000506,
+    0x000508,
+    0x00050A,
+    0x00050C,
+    0x00050E,
+    0x000510,
+    0x000512,
+    0x000514,
+    0x000516,
+    0x000518,
+    0x00051A,
+    0x00051C,
+    0x00051E,
+    0x000520,
+    0x000522,
+    0x000524,
+    0x000526,
+    0x000528,
+    0x00052A,
+    0x00052C,
+    0x00052E,
+    0x001D78,
+    0x001E02,
+    0x001E04,
+    0x001E06,
+    0x001E08,
+    0x001E0A,
+    0x001E0C,
+    0x001E0E,
+    0x001E10,
+    0x001E12,
+    0x001E14,
+    0x001E16,
+    0x001E18,
+    0x001E1A,
+    0x001E1C,
+    0x001E1E,
+    0x001E20,
+    0x001E22,
+    0x001E24,
+    0x001E26,
+    0x001E28,
+    0x001E2A,
+    0x001E2C,
+    0x001E2E,
+    0x001E30,
+    0x001E32,
+    0x001E34,
+    0x001E36,
+    0x001E38,
+    0x001E3A,
+    0x001E3C,
+    0x001E3E,
+    0x001E40,
+    0x001E42,
+    0x001E44,
+    0x001E46,
+    0x001E48,
+    0x001E4A,
+    0x001E4C,
+    0x001E4E,
+    0x001E50,
+    0x001E52,
+    0x001E54,
+    0x001E56,
+    0x001E58,
+    0x001E5A,
+    0x001E5C,
+    0x001E5E,
+    0x001E60,
+    0x001E62,
+    0x001E64,
+    0x001E66,
+    0x001E68,
+    0x001E6A,
+    0x001E6C,
+    0x001E6E,
+    0x001E70,
+    0x001E72,
+    0x001E74,
+    0x001E76,
+    0x001E78,
+    0x001E7A,
+    0x001E7C,
+    0x001E7E,
+    0x001E80,
+    0x001E82,
+    0x001E84,
+    0x001E86,
+    0x001E88,
+    0x001E8A,
+    0x001E8C,
+    0x001E8E,
+    0x001E90,
+    0x001E92,
+    0x001E94,
+    0x001E9E,
+    0x001EA0,
+    0x001EA2,
+    0x001EA4,
+    0x001EA6,
+    0x001EA8,
+    0x001EAA,
+    0x001EAC,
+    0x001EAE,
+    0x001EB0,
+    0x001EB2,
+    0x001EB4,
+    0x001EB6,
+    0x001EB8,
+    0x001EBA,
+    0x001EBC,
+    0x001EBE,
+    0x001EC0,
+    0x001EC2,
+    0x001EC4,
+    0x001EC6,
+    0x001EC8,
+    0x001ECA,
+    0x001ECC,
+    0x001ECE,
+    0x001ED0,
+    0x001ED2,
+    0x001ED4,
+    0x001ED6,
+    0x001ED8,
+    0x001EDA,
+    0x001EDC,
+    0x001EDE,
+    0x001EE0,
+    0x001EE2,
+    0x001EE4,
+    0x001EE6,
+    0x001EE8,
+    0x001EEA,
+    0x001EEC,
+    0x001EEE,
+    0x001EF0,
+    0x001EF2,
+    0x001EF4,
+    0x001EF6,
+    0x001EF8,
+    0x001EFA,
+    0x001EFC,
+    0x001EFE,
+    0x001FB5,
+    0x001FC5,
+    0x001FF5,
+    0x002C67,
+    0x002C69,
+    0x002C6B,
+    0x002C72,
+    0x002C75,
+    0x002C82,
+    0x002C84,
+    0x002C86,
+    0x002C88,
+    0x002C8A,
+    0x002C8C,
+    0x002C8E,
+    0x002C90,
+    0x002C92,
+    0x002C94,
+    0x002C96,
+    0x002C98,
+    0x002C9A,
+    0x002C9C,
+    0x002C9E,
+    0x002CA0,
+    0x002CA2,
+    0x002CA4,
+    0x002CA6,
+    0x002CA8,
+    0x002CAA,
+    0x002CAC,
+    0x002CAE,
+    0x002CB0,
+    0x002CB2,
+    0x002CB4,
+    0x002CB6,
+    0x002CB8,
+    0x002CBA,
+    0x002CBC,
+    0x002CBE,
+    0x002CC0,
+    0x002CC2,
+    0x002CC4,
+    0x002CC6,
+    0x002CC8,
+    0x002CCA,
+    0x002CCC,
+    0x002CCE,
+    0x002CD0,
+    0x002CD2,
+    0x002CD4,
+    0x002CD6,
+    0x002CD8,
+    0x002CDA,
+    0x002CDC,
+    0x002CDE,
+    0x002CE0,
+    0x002CE2,
+    0x002CED,
+    0x002D26,
+    0x00A642,
+    0x00A644,
+    0x00A646,
+    0x00A648,
+    0x00A64A,
+    0x00A64C,
+    0x00A64E,
+    0x00A650,
+    0x00A652,
+    0x00A654,
+    0x00A656,
+    0x00A658,
+    0x00A65A,
+    0x00A65C,
+    0x00A65E,
+    0x00A660,
+    0x00A662,
+    0x00A664,
+    0x00A666,
+    0x00A668,
+    0x00A66A,
+    0x00A66C,
+    0x00A682,
+    0x00A684,
+    0x00A686,
+    0x00A688,
+    0x00A68A,
+    0x00A68C,
+    0x00A68E,
+    0x00A690,
+    0x00A692,
+    0x00A694,
+    0x00A696,
+    0x00A698,
+    0x00A69A,
+    0x00A724,
+    0x00A726,
+    0x00A728,
+    0x00A72A,
+    0x00A72C,
+    0x00A72E,
+    0x00A732,
+    0x00A734,
+    0x00A736,
+    0x00A738,
+    0x00A73A,
+    0x00A73C,
+    0x00A73E,
+    0x00A740,
+    0x00A742,
+    0x00A744,
+    0x00A746,
+    0x00A748,
+    0x00A74A,
+    0x00A74C,
+    0x00A74E,
+    0x00A750,
+    0x00A752,
+    0x00A754,
+    0x00A756,
+    0x00A758,
+    0x00A75A,
+    0x00A75C,
+    0x00A75E,
+    0x00A760,
+    0x00A762,
+    0x00A764,
+    0x00A766,
+    0x00A768,
+    0x00A76A,
+    0x00A76C,
+    0x00A76E,
+    0x00A770,
+    0x00A779,
+    0x00A77B,
+    0x00A780,
+    0x00A782,
+    0x00A784,
+    0x00A786,
+    0x00A78D,
+    0x00A792,
+    0x00A796,
+    0x00A798,
+    0x00A79A,
+    0x00A79C,
+    0x00A79E,
+    0x00A7A0,
+    0x00A7A2,
+    0x00A7A4,
+    0x00A7A6,
+    0x00A7A8,
+    0x00A7B6,
+    0x01D455,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D6DB,
+    0x01D715,
+    0x01D74F,
+    0x01D789,
+    0x01D7C3,
+    0x01D7CA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000060],
+    [0x00007B, 0x0000B4],
+    [0x0000B6, 0x0000DE],
+    [0x000178, 0x000179],
+    [0x000181, 0x000182],
+    [0x000186, 0x000187],
+    [0x000189, 0x00018B],
+    [0x00018E, 0x000191],
+    [0x000193, 0x000194],
+    [0x000196, 0x000198],
+    [0x00019C, 0x00019D],
+    [0x00019F, 0x0001A0],
+    [0x0001A6, 0x0001A7],
+    [0x0001AE, 0x0001AF],
+    [0x0001B1, 0x0001B3],
+    [0x0001B7, 0x0001B8],
+    [0x0001BB, 0x0001BC],
+    [0x0001C0, 0x0001C5],
+    [0x0001C7, 0x0001C8],
+    [0x0001CA, 0x0001CB],
+    [0x0001F1, 0x0001F2],
+    [0x0001F6, 0x0001F8],
+    [0x00023A, 0x00023B],
+    [0x00023D, 0x00023E],
+    [0x000243, 0x000246],
+    [0x0002B0, 0x000370],
+    [0x000374, 0x000376],
+    [0x000378, 0x00037A],
+    [0x00037E, 0x00038F],
+    [0x000391, 0x0003AB],
+    [0x0003D2, 0x0003D4],
+    [0x0003F6, 0x0003F7],
+    [0x0003F9, 0x0003FA],
+    [0x0003FD, 0x00042F],
+    [0x000482, 0x00048A],
+    [0x0004C0, 0x0004C1],
+    [0x000530, 0x000560],
+    [0x000588, 0x0013F7],
+    [0x0013FE, 0x001C7F],
+    [0x001C89, 0x001CFF],
+    [0x001D2C, 0x001D6A],
+    [0x001D9B, 0x001E00],
+    [0x001F08, 0x001F0F],
+    [0x001F16, 0x001F1F],
+    [0x001F28, 0x001F2F],
+    [0x001F38, 0x001F3F],
+    [0x001F46, 0x001F4F],
+    [0x001F58, 0x001F5F],
+    [0x001F68, 0x001F6F],
+    [0x001F7E, 0x001F7F],
+    [0x001F88, 0x001F8F],
+    [0x001F98, 0x001F9F],
+    [0x001FA8, 0x001FAF],
+    [0x001FB8, 0x001FBD],
+    [0x001FBF, 0x001FC1],
+    [0x001FC8, 0x001FCF],
+    [0x001FD4, 0x001FD5],
+    [0x001FD8, 0x001FDF],
+    [0x001FE8, 0x001FF1],
+    [0x001FF8, 0x002109],
+    [0x00210B, 0x00210D],
+    [0x002110, 0x002112],
+    [0x002114, 0x00212E],
+    [0x002130, 0x002133],
+    [0x002135, 0x002138],
+    [0x00213A, 0x00213B],
+    [0x00213E, 0x002145],
+    [0x00214A, 0x00214D],
+    [0x00214F, 0x002183],
+    [0x002185, 0x002C2F],
+    [0x002C5F, 0x002C60],
+    [0x002C62, 0x002C64],
+    [0x002C6D, 0x002C70],
+    [0x002C7C, 0x002C80],
+    [0x002CE5, 0x002CEB],
+    [0x002CEF, 0x002CF2],
+    [0x002CF4, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x00A640],
+    [0x00A66E, 0x00A680],
+    [0x00A69C, 0x00A722],
+    [0x00A77D, 0x00A77E],
+    [0x00A788, 0x00A78B],
+    [0x00A78F, 0x00A790],
+    [0x00A7AA, 0x00A7B4],
+    [0x00A7B8, 0x00A7F9],
+    [0x00A7FB, 0x00AB2F],
+    [0x00AB5B, 0x00AB5F],
+    [0x00AB66, 0x00AB6F],
+    [0x00ABC0, 0x00DBFF],
+    [0x00E000, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FF40],
+    [0x00FF5B, 0x010427],
+    [0x010450, 0x0104D7],
+    [0x0104FC, 0x010CBF],
+    [0x010CF3, 0x0118BF],
+    [0x0118E0, 0x01D419],
+    [0x01D434, 0x01D44D],
+    [0x01D468, 0x01D481],
+    [0x01D49C, 0x01D4B5],
+    [0x01D4D0, 0x01D4E9],
+    [0x01D504, 0x01D51D],
+    [0x01D538, 0x01D551],
+    [0x01D56C, 0x01D585],
+    [0x01D5A0, 0x01D5B9],
+    [0x01D5D4, 0x01D5ED],
+    [0x01D608, 0x01D621],
+    [0x01D63C, 0x01D655],
+    [0x01D670, 0x01D689],
+    [0x01D6A6, 0x01D6C1],
+    [0x01D6E2, 0x01D6FB],
+    [0x01D71C, 0x01D735],
+    [0x01D756, 0x01D76F],
+    [0x01D790, 0x01D7A9],
+    [0x01D7CC, 0x01E921],
+    [0x01E944, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Lowercase_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Lowercase_Letter}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Ll}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Ll}"
+);
+testPropertyEscapes(
+  /^\P{gc=Lowercase_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Lowercase_Letter}"
+);
+testPropertyEscapes(
+  /^\P{gc=Ll}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Ll}"
+);
+testPropertyEscapes(
+  /^\P{Lowercase_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{Lowercase_Letter}"
+);
+testPropertyEscapes(
+  /^\P{Ll}+$/u,
+  nonMatchSymbols,
+  "\\P{Ll}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Mark.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Mark.js
new file mode 100644
index 0000000000000000000000000000000000000000..f321b51efbd7e608e5edf32a176a65d9f4e08edc
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Mark.js
@@ -0,0 +1,621 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Mark`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0005BF,
+    0x0005C7,
+    0x000670,
+    0x000711,
+    0x0009BC,
+    0x0009D7,
+    0x000A3C,
+    0x000A51,
+    0x000A75,
+    0x000ABC,
+    0x000B3C,
+    0x000B82,
+    0x000BD7,
+    0x000CBC,
+    0x000D57,
+    0x000DCA,
+    0x000DD6,
+    0x000E31,
+    0x000EB1,
+    0x000F35,
+    0x000F37,
+    0x000F39,
+    0x000FC6,
+    0x00108F,
+    0x0017DD,
+    0x0018A9,
+    0x001A7F,
+    0x001CED,
+    0x002D7F,
+    0x00A802,
+    0x00A806,
+    0x00A80B,
+    0x00A9E5,
+    0x00AA43,
+    0x00AAB0,
+    0x00AAC1,
+    0x00FB1E,
+    0x0101FD,
+    0x0102E0,
+    0x010A3F,
+    0x011173,
+    0x01123E,
+    0x01133C,
+    0x011357,
+    0x01DA75,
+    0x01DA84
+  ],
+  ranges: [
+    [0x000300, 0x00036F],
+    [0x000483, 0x000489],
+    [0x000591, 0x0005BD],
+    [0x0005C1, 0x0005C2],
+    [0x0005C4, 0x0005C5],
+    [0x000610, 0x00061A],
+    [0x00064B, 0x00065F],
+    [0x0006D6, 0x0006DC],
+    [0x0006DF, 0x0006E4],
+    [0x0006E7, 0x0006E8],
+    [0x0006EA, 0x0006ED],
+    [0x000730, 0x00074A],
+    [0x0007A6, 0x0007B0],
+    [0x0007EB, 0x0007F3],
+    [0x000816, 0x000819],
+    [0x00081B, 0x000823],
+    [0x000825, 0x000827],
+    [0x000829, 0x00082D],
+    [0x000859, 0x00085B],
+    [0x0008D4, 0x0008E1],
+    [0x0008E3, 0x000903],
+    [0x00093A, 0x00093C],
+    [0x00093E, 0x00094F],
+    [0x000951, 0x000957],
+    [0x000962, 0x000963],
+    [0x000981, 0x000983],
+    [0x0009BE, 0x0009C4],
+    [0x0009C7, 0x0009C8],
+    [0x0009CB, 0x0009CD],
+    [0x0009E2, 0x0009E3],
+    [0x000A01, 0x000A03],
+    [0x000A3E, 0x000A42],
+    [0x000A47, 0x000A48],
+    [0x000A4B, 0x000A4D],
+    [0x000A70, 0x000A71],
+    [0x000A81, 0x000A83],
+    [0x000ABE, 0x000AC5],
+    [0x000AC7, 0x000AC9],
+    [0x000ACB, 0x000ACD],
+    [0x000AE2, 0x000AE3],
+    [0x000B01, 0x000B03],
+    [0x000B3E, 0x000B44],
+    [0x000B47, 0x000B48],
+    [0x000B4B, 0x000B4D],
+    [0x000B56, 0x000B57],
+    [0x000B62, 0x000B63],
+    [0x000BBE, 0x000BC2],
+    [0x000BC6, 0x000BC8],
+    [0x000BCA, 0x000BCD],
+    [0x000C00, 0x000C03],
+    [0x000C3E, 0x000C44],
+    [0x000C46, 0x000C48],
+    [0x000C4A, 0x000C4D],
+    [0x000C55, 0x000C56],
+    [0x000C62, 0x000C63],
+    [0x000C81, 0x000C83],
+    [0x000CBE, 0x000CC4],
+    [0x000CC6, 0x000CC8],
+    [0x000CCA, 0x000CCD],
+    [0x000CD5, 0x000CD6],
+    [0x000CE2, 0x000CE3],
+    [0x000D01, 0x000D03],
+    [0x000D3E, 0x000D44],
+    [0x000D46, 0x000D48],
+    [0x000D4A, 0x000D4D],
+    [0x000D62, 0x000D63],
+    [0x000D82, 0x000D83],
+    [0x000DCF, 0x000DD4],
+    [0x000DD8, 0x000DDF],
+    [0x000DF2, 0x000DF3],
+    [0x000E34, 0x000E3A],
+    [0x000E47, 0x000E4E],
+    [0x000EB4, 0x000EB9],
+    [0x000EBB, 0x000EBC],
+    [0x000EC8, 0x000ECD],
+    [0x000F18, 0x000F19],
+    [0x000F3E, 0x000F3F],
+    [0x000F71, 0x000F84],
+    [0x000F86, 0x000F87],
+    [0x000F8D, 0x000F97],
+    [0x000F99, 0x000FBC],
+    [0x00102B, 0x00103E],
+    [0x001056, 0x001059],
+    [0x00105E, 0x001060],
+    [0x001062, 0x001064],
+    [0x001067, 0x00106D],
+    [0x001071, 0x001074],
+    [0x001082, 0x00108D],
+    [0x00109A, 0x00109D],
+    [0x00135D, 0x00135F],
+    [0x001712, 0x001714],
+    [0x001732, 0x001734],
+    [0x001752, 0x001753],
+    [0x001772, 0x001773],
+    [0x0017B4, 0x0017D3],
+    [0x00180B, 0x00180D],
+    [0x001885, 0x001886],
+    [0x001920, 0x00192B],
+    [0x001930, 0x00193B],
+    [0x001A17, 0x001A1B],
+    [0x001A55, 0x001A5E],
+    [0x001A60, 0x001A7C],
+    [0x001AB0, 0x001ABE],
+    [0x001B00, 0x001B04],
+    [0x001B34, 0x001B44],
+    [0x001B6B, 0x001B73],
+    [0x001B80, 0x001B82],
+    [0x001BA1, 0x001BAD],
+    [0x001BE6, 0x001BF3],
+    [0x001C24, 0x001C37],
+    [0x001CD0, 0x001CD2],
+    [0x001CD4, 0x001CE8],
+    [0x001CF2, 0x001CF4],
+    [0x001CF8, 0x001CF9],
+    [0x001DC0, 0x001DF5],
+    [0x001DFB, 0x001DFF],
+    [0x0020D0, 0x0020F0],
+    [0x002CEF, 0x002CF1],
+    [0x002DE0, 0x002DFF],
+    [0x00302A, 0x00302F],
+    [0x003099, 0x00309A],
+    [0x00A66F, 0x00A672],
+    [0x00A674, 0x00A67D],
+    [0x00A69E, 0x00A69F],
+    [0x00A6F0, 0x00A6F1],
+    [0x00A823, 0x00A827],
+    [0x00A880, 0x00A881],
+    [0x00A8B4, 0x00A8C5],
+    [0x00A8E0, 0x00A8F1],
+    [0x00A926, 0x00A92D],
+    [0x00A947, 0x00A953],
+    [0x00A980, 0x00A983],
+    [0x00A9B3, 0x00A9C0],
+    [0x00AA29, 0x00AA36],
+    [0x00AA4C, 0x00AA4D],
+    [0x00AA7B, 0x00AA7D],
+    [0x00AAB2, 0x00AAB4],
+    [0x00AAB7, 0x00AAB8],
+    [0x00AABE, 0x00AABF],
+    [0x00AAEB, 0x00AAEF],
+    [0x00AAF5, 0x00AAF6],
+    [0x00ABE3, 0x00ABEA],
+    [0x00ABEC, 0x00ABED],
+    [0x00FE00, 0x00FE0F],
+    [0x00FE20, 0x00FE2F],
+    [0x010376, 0x01037A],
+    [0x010A01, 0x010A03],
+    [0x010A05, 0x010A06],
+    [0x010A0C, 0x010A0F],
+    [0x010A38, 0x010A3A],
+    [0x010AE5, 0x010AE6],
+    [0x011000, 0x011002],
+    [0x011038, 0x011046],
+    [0x01107F, 0x011082],
+    [0x0110B0, 0x0110BA],
+    [0x011100, 0x011102],
+    [0x011127, 0x011134],
+    [0x011180, 0x011182],
+    [0x0111B3, 0x0111C0],
+    [0x0111CA, 0x0111CC],
+    [0x01122C, 0x011237],
+    [0x0112DF, 0x0112EA],
+    [0x011300, 0x011303],
+    [0x01133E, 0x011344],
+    [0x011347, 0x011348],
+    [0x01134B, 0x01134D],
+    [0x011362, 0x011363],
+    [0x011366, 0x01136C],
+    [0x011370, 0x011374],
+    [0x011435, 0x011446],
+    [0x0114B0, 0x0114C3],
+    [0x0115AF, 0x0115B5],
+    [0x0115B8, 0x0115C0],
+    [0x0115DC, 0x0115DD],
+    [0x011630, 0x011640],
+    [0x0116AB, 0x0116B7],
+    [0x01171D, 0x01172B],
+    [0x011C2F, 0x011C36],
+    [0x011C38, 0x011C3F],
+    [0x011C92, 0x011CA7],
+    [0x011CA9, 0x011CB6],
+    [0x016AF0, 0x016AF4],
+    [0x016B30, 0x016B36],
+    [0x016F51, 0x016F7E],
+    [0x016F8F, 0x016F92],
+    [0x01BC9D, 0x01BC9E],
+    [0x01D165, 0x01D169],
+    [0x01D16D, 0x01D172],
+    [0x01D17B, 0x01D182],
+    [0x01D185, 0x01D18B],
+    [0x01D1AA, 0x01D1AD],
+    [0x01D242, 0x01D244],
+    [0x01DA00, 0x01DA36],
+    [0x01DA3B, 0x01DA6C],
+    [0x01DA9B, 0x01DA9F],
+    [0x01DAA1, 0x01DAAF],
+    [0x01E000, 0x01E006],
+    [0x01E008, 0x01E018],
+    [0x01E01B, 0x01E021],
+    [0x01E023, 0x01E024],
+    [0x01E026, 0x01E02A],
+    [0x01E8D0, 0x01E8D6],
+    [0x01E944, 0x01E94A],
+    [0x0E0100, 0x0E01EF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Mark}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Mark}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=M}+$/u,
+  matchSymbols,
+  "\\p{General_Category=M}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Combining_Mark}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Combining_Mark}"
+);
+testPropertyEscapes(
+  /^\p{gc=Mark}+$/u,
+  matchSymbols,
+  "\\p{gc=Mark}"
+);
+testPropertyEscapes(
+  /^\p{gc=M}+$/u,
+  matchSymbols,
+  "\\p{gc=M}"
+);
+testPropertyEscapes(
+  /^\p{gc=Combining_Mark}+$/u,
+  matchSymbols,
+  "\\p{gc=Combining_Mark}"
+);
+testPropertyEscapes(
+  /^\p{Mark}+$/u,
+  matchSymbols,
+  "\\p{Mark}"
+);
+testPropertyEscapes(
+  /^\p{M}+$/u,
+  matchSymbols,
+  "\\p{M}"
+);
+testPropertyEscapes(
+  /^\p{Combining_Mark}+$/u,
+  matchSymbols,
+  "\\p{Combining_Mark}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0005BE,
+    0x0005C0,
+    0x0005C3,
+    0x0005C6,
+    0x0006E9,
+    0x00081A,
+    0x000824,
+    0x000828,
+    0x0008E2,
+    0x00093D,
+    0x000950,
+    0x0009BD,
+    0x000A3D,
+    0x000ABD,
+    0x000AC6,
+    0x000ACA,
+    0x000B3D,
+    0x000BC9,
+    0x000C45,
+    0x000C49,
+    0x000CBD,
+    0x000CC5,
+    0x000CC9,
+    0x000D45,
+    0x000D49,
+    0x000DD5,
+    0x000DD7,
+    0x000EBA,
+    0x000F36,
+    0x000F38,
+    0x000F85,
+    0x000F98,
+    0x001061,
+    0x00108E,
+    0x001A5F,
+    0x001CD3,
+    0x00A673,
+    0x00AAB1,
+    0x00AAC0,
+    0x00ABEB,
+    0x010A04,
+    0x01133D,
+    0x011C37,
+    0x011CA8,
+    0x01DAA0,
+    0x01E007,
+    0x01E022,
+    0x01E025
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0002FF],
+    [0x000370, 0x000482],
+    [0x00048A, 0x000590],
+    [0x0005C8, 0x00060F],
+    [0x00061B, 0x00064A],
+    [0x000660, 0x00066F],
+    [0x000671, 0x0006D5],
+    [0x0006DD, 0x0006DE],
+    [0x0006E5, 0x0006E6],
+    [0x0006EE, 0x000710],
+    [0x000712, 0x00072F],
+    [0x00074B, 0x0007A5],
+    [0x0007B1, 0x0007EA],
+    [0x0007F4, 0x000815],
+    [0x00082E, 0x000858],
+    [0x00085C, 0x0008D3],
+    [0x000904, 0x000939],
+    [0x000958, 0x000961],
+    [0x000964, 0x000980],
+    [0x000984, 0x0009BB],
+    [0x0009C5, 0x0009C6],
+    [0x0009C9, 0x0009CA],
+    [0x0009CE, 0x0009D6],
+    [0x0009D8, 0x0009E1],
+    [0x0009E4, 0x000A00],
+    [0x000A04, 0x000A3B],
+    [0x000A43, 0x000A46],
+    [0x000A49, 0x000A4A],
+    [0x000A4E, 0x000A50],
+    [0x000A52, 0x000A6F],
+    [0x000A72, 0x000A74],
+    [0x000A76, 0x000A80],
+    [0x000A84, 0x000ABB],
+    [0x000ACE, 0x000AE1],
+    [0x000AE4, 0x000B00],
+    [0x000B04, 0x000B3B],
+    [0x000B45, 0x000B46],
+    [0x000B49, 0x000B4A],
+    [0x000B4E, 0x000B55],
+    [0x000B58, 0x000B61],
+    [0x000B64, 0x000B81],
+    [0x000B83, 0x000BBD],
+    [0x000BC3, 0x000BC5],
+    [0x000BCE, 0x000BD6],
+    [0x000BD8, 0x000BFF],
+    [0x000C04, 0x000C3D],
+    [0x000C4E, 0x000C54],
+    [0x000C57, 0x000C61],
+    [0x000C64, 0x000C80],
+    [0x000C84, 0x000CBB],
+    [0x000CCE, 0x000CD4],
+    [0x000CD7, 0x000CE1],
+    [0x000CE4, 0x000D00],
+    [0x000D04, 0x000D3D],
+    [0x000D4E, 0x000D56],
+    [0x000D58, 0x000D61],
+    [0x000D64, 0x000D81],
+    [0x000D84, 0x000DC9],
+    [0x000DCB, 0x000DCE],
+    [0x000DE0, 0x000DF1],
+    [0x000DF4, 0x000E30],
+    [0x000E32, 0x000E33],
+    [0x000E3B, 0x000E46],
+    [0x000E4F, 0x000EB0],
+    [0x000EB2, 0x000EB3],
+    [0x000EBD, 0x000EC7],
+    [0x000ECE, 0x000F17],
+    [0x000F1A, 0x000F34],
+    [0x000F3A, 0x000F3D],
+    [0x000F40, 0x000F70],
+    [0x000F88, 0x000F8C],
+    [0x000FBD, 0x000FC5],
+    [0x000FC7, 0x00102A],
+    [0x00103F, 0x001055],
+    [0x00105A, 0x00105D],
+    [0x001065, 0x001066],
+    [0x00106E, 0x001070],
+    [0x001075, 0x001081],
+    [0x001090, 0x001099],
+    [0x00109E, 0x00135C],
+    [0x001360, 0x001711],
+    [0x001715, 0x001731],
+    [0x001735, 0x001751],
+    [0x001754, 0x001771],
+    [0x001774, 0x0017B3],
+    [0x0017D4, 0x0017DC],
+    [0x0017DE, 0x00180A],
+    [0x00180E, 0x001884],
+    [0x001887, 0x0018A8],
+    [0x0018AA, 0x00191F],
+    [0x00192C, 0x00192F],
+    [0x00193C, 0x001A16],
+    [0x001A1C, 0x001A54],
+    [0x001A7D, 0x001A7E],
+    [0x001A80, 0x001AAF],
+    [0x001ABF, 0x001AFF],
+    [0x001B05, 0x001B33],
+    [0x001B45, 0x001B6A],
+    [0x001B74, 0x001B7F],
+    [0x001B83, 0x001BA0],
+    [0x001BAE, 0x001BE5],
+    [0x001BF4, 0x001C23],
+    [0x001C38, 0x001CCF],
+    [0x001CE9, 0x001CEC],
+    [0x001CEE, 0x001CF1],
+    [0x001CF5, 0x001CF7],
+    [0x001CFA, 0x001DBF],
+    [0x001DF6, 0x001DFA],
+    [0x001E00, 0x0020CF],
+    [0x0020F1, 0x002CEE],
+    [0x002CF2, 0x002D7E],
+    [0x002D80, 0x002DDF],
+    [0x002E00, 0x003029],
+    [0x003030, 0x003098],
+    [0x00309B, 0x00A66E],
+    [0x00A67E, 0x00A69D],
+    [0x00A6A0, 0x00A6EF],
+    [0x00A6F2, 0x00A801],
+    [0x00A803, 0x00A805],
+    [0x00A807, 0x00A80A],
+    [0x00A80C, 0x00A822],
+    [0x00A828, 0x00A87F],
+    [0x00A882, 0x00A8B3],
+    [0x00A8C6, 0x00A8DF],
+    [0x00A8F2, 0x00A925],
+    [0x00A92E, 0x00A946],
+    [0x00A954, 0x00A97F],
+    [0x00A984, 0x00A9B2],
+    [0x00A9C1, 0x00A9E4],
+    [0x00A9E6, 0x00AA28],
+    [0x00AA37, 0x00AA42],
+    [0x00AA44, 0x00AA4B],
+    [0x00AA4E, 0x00AA7A],
+    [0x00AA7E, 0x00AAAF],
+    [0x00AAB5, 0x00AAB6],
+    [0x00AAB9, 0x00AABD],
+    [0x00AAC2, 0x00AAEA],
+    [0x00AAF0, 0x00AAF4],
+    [0x00AAF7, 0x00ABE2],
+    [0x00ABEE, 0x00DBFF],
+    [0x00E000, 0x00FB1D],
+    [0x00FB1F, 0x00FDFF],
+    [0x00FE10, 0x00FE1F],
+    [0x00FE30, 0x0101FC],
+    [0x0101FE, 0x0102DF],
+    [0x0102E1, 0x010375],
+    [0x01037B, 0x010A00],
+    [0x010A07, 0x010A0B],
+    [0x010A10, 0x010A37],
+    [0x010A3B, 0x010A3E],
+    [0x010A40, 0x010AE4],
+    [0x010AE7, 0x010FFF],
+    [0x011003, 0x011037],
+    [0x011047, 0x01107E],
+    [0x011083, 0x0110AF],
+    [0x0110BB, 0x0110FF],
+    [0x011103, 0x011126],
+    [0x011135, 0x011172],
+    [0x011174, 0x01117F],
+    [0x011183, 0x0111B2],
+    [0x0111C1, 0x0111C9],
+    [0x0111CD, 0x01122B],
+    [0x011238, 0x01123D],
+    [0x01123F, 0x0112DE],
+    [0x0112EB, 0x0112FF],
+    [0x011304, 0x01133B],
+    [0x011345, 0x011346],
+    [0x011349, 0x01134A],
+    [0x01134E, 0x011356],
+    [0x011358, 0x011361],
+    [0x011364, 0x011365],
+    [0x01136D, 0x01136F],
+    [0x011375, 0x011434],
+    [0x011447, 0x0114AF],
+    [0x0114C4, 0x0115AE],
+    [0x0115B6, 0x0115B7],
+    [0x0115C1, 0x0115DB],
+    [0x0115DE, 0x01162F],
+    [0x011641, 0x0116AA],
+    [0x0116B8, 0x01171C],
+    [0x01172C, 0x011C2E],
+    [0x011C40, 0x011C91],
+    [0x011CB7, 0x016AEF],
+    [0x016AF5, 0x016B2F],
+    [0x016B37, 0x016F50],
+    [0x016F7F, 0x016F8E],
+    [0x016F93, 0x01BC9C],
+    [0x01BC9F, 0x01D164],
+    [0x01D16A, 0x01D16C],
+    [0x01D173, 0x01D17A],
+    [0x01D183, 0x01D184],
+    [0x01D18C, 0x01D1A9],
+    [0x01D1AE, 0x01D241],
+    [0x01D245, 0x01D9FF],
+    [0x01DA37, 0x01DA3A],
+    [0x01DA6D, 0x01DA74],
+    [0x01DA76, 0x01DA83],
+    [0x01DA85, 0x01DA9A],
+    [0x01DAB0, 0x01DFFF],
+    [0x01E019, 0x01E01A],
+    [0x01E02B, 0x01E8CF],
+    [0x01E8D7, 0x01E943],
+    [0x01E94B, 0x0E00FF],
+    [0x0E01F0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Mark}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=M}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=M}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Combining_Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Combining_Mark}"
+);
+testPropertyEscapes(
+  /^\P{gc=Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Mark}"
+);
+testPropertyEscapes(
+  /^\P{gc=M}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=M}"
+);
+testPropertyEscapes(
+  /^\P{gc=Combining_Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Combining_Mark}"
+);
+testPropertyEscapes(
+  /^\P{Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{Mark}"
+);
+testPropertyEscapes(
+  /^\P{M}+$/u,
+  nonMatchSymbols,
+  "\\P{M}"
+);
+testPropertyEscapes(
+  /^\P{Combining_Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{Combining_Mark}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Math_Symbol.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Math_Symbol.js
new file mode 100644
index 0000000000000000000000000000000000000000..cde4cd611a6ee4c751b739787ad8211a3c273c1f
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Math_Symbol.js
@@ -0,0 +1,219 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Math_Symbol`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00002B,
+    0x00007C,
+    0x00007E,
+    0x0000AC,
+    0x0000B1,
+    0x0000D7,
+    0x0000F7,
+    0x0003F6,
+    0x002044,
+    0x002052,
+    0x002118,
+    0x00214B,
+    0x0021A0,
+    0x0021A3,
+    0x0021A6,
+    0x0021AE,
+    0x0021D2,
+    0x0021D4,
+    0x00237C,
+    0x0025B7,
+    0x0025C1,
+    0x00266F,
+    0x00FB29,
+    0x00FE62,
+    0x00FF0B,
+    0x00FF5C,
+    0x00FF5E,
+    0x00FFE2,
+    0x01D6C1,
+    0x01D6DB,
+    0x01D6FB,
+    0x01D715,
+    0x01D735,
+    0x01D74F,
+    0x01D76F,
+    0x01D789,
+    0x01D7A9,
+    0x01D7C3
+  ],
+  ranges: [
+    [0x00003C, 0x00003E],
+    [0x000606, 0x000608],
+    [0x00207A, 0x00207C],
+    [0x00208A, 0x00208C],
+    [0x002140, 0x002144],
+    [0x002190, 0x002194],
+    [0x00219A, 0x00219B],
+    [0x0021CE, 0x0021CF],
+    [0x0021F4, 0x0022FF],
+    [0x002320, 0x002321],
+    [0x00239B, 0x0023B3],
+    [0x0023DC, 0x0023E1],
+    [0x0025F8, 0x0025FF],
+    [0x0027C0, 0x0027C4],
+    [0x0027C7, 0x0027E5],
+    [0x0027F0, 0x0027FF],
+    [0x002900, 0x002982],
+    [0x002999, 0x0029D7],
+    [0x0029DC, 0x0029FB],
+    [0x0029FE, 0x002AFF],
+    [0x002B30, 0x002B44],
+    [0x002B47, 0x002B4C],
+    [0x00FE64, 0x00FE66],
+    [0x00FF1C, 0x00FF1E],
+    [0x00FFE9, 0x00FFEC],
+    [0x01EEF0, 0x01EEF1]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Math_Symbol}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Math_Symbol}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Sm}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Sm}"
+);
+testPropertyEscapes(
+  /^\p{gc=Math_Symbol}+$/u,
+  matchSymbols,
+  "\\p{gc=Math_Symbol}"
+);
+testPropertyEscapes(
+  /^\p{gc=Sm}+$/u,
+  matchSymbols,
+  "\\p{gc=Sm}"
+);
+testPropertyEscapes(
+  /^\p{Math_Symbol}+$/u,
+  matchSymbols,
+  "\\p{Math_Symbol}"
+);
+testPropertyEscapes(
+  /^\p{Sm}+$/u,
+  matchSymbols,
+  "\\p{Sm}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00007D,
+    0x0021D3,
+    0x00FE63,
+    0x00FF5D
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00002A],
+    [0x00002C, 0x00003B],
+    [0x00003F, 0x00007B],
+    [0x00007F, 0x0000AB],
+    [0x0000AD, 0x0000B0],
+    [0x0000B2, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x0003F5],
+    [0x0003F7, 0x000605],
+    [0x000609, 0x002043],
+    [0x002045, 0x002051],
+    [0x002053, 0x002079],
+    [0x00207D, 0x002089],
+    [0x00208D, 0x002117],
+    [0x002119, 0x00213F],
+    [0x002145, 0x00214A],
+    [0x00214C, 0x00218F],
+    [0x002195, 0x002199],
+    [0x00219C, 0x00219F],
+    [0x0021A1, 0x0021A2],
+    [0x0021A4, 0x0021A5],
+    [0x0021A7, 0x0021AD],
+    [0x0021AF, 0x0021CD],
+    [0x0021D0, 0x0021D1],
+    [0x0021D5, 0x0021F3],
+    [0x002300, 0x00231F],
+    [0x002322, 0x00237B],
+    [0x00237D, 0x00239A],
+    [0x0023B4, 0x0023DB],
+    [0x0023E2, 0x0025B6],
+    [0x0025B8, 0x0025C0],
+    [0x0025C2, 0x0025F7],
+    [0x002600, 0x00266E],
+    [0x002670, 0x0027BF],
+    [0x0027C5, 0x0027C6],
+    [0x0027E6, 0x0027EF],
+    [0x002800, 0x0028FF],
+    [0x002983, 0x002998],
+    [0x0029D8, 0x0029DB],
+    [0x0029FC, 0x0029FD],
+    [0x002B00, 0x002B2F],
+    [0x002B45, 0x002B46],
+    [0x002B4D, 0x00DBFF],
+    [0x00E000, 0x00FB28],
+    [0x00FB2A, 0x00FE61],
+    [0x00FE67, 0x00FF0A],
+    [0x00FF0C, 0x00FF1B],
+    [0x00FF1F, 0x00FF5B],
+    [0x00FF5F, 0x00FFE1],
+    [0x00FFE3, 0x00FFE8],
+    [0x00FFED, 0x01D6C0],
+    [0x01D6C2, 0x01D6DA],
+    [0x01D6DC, 0x01D6FA],
+    [0x01D6FC, 0x01D714],
+    [0x01D716, 0x01D734],
+    [0x01D736, 0x01D74E],
+    [0x01D750, 0x01D76E],
+    [0x01D770, 0x01D788],
+    [0x01D78A, 0x01D7A8],
+    [0x01D7AA, 0x01D7C2],
+    [0x01D7C4, 0x01EEEF],
+    [0x01EEF2, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Math_Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Math_Symbol}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Sm}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Sm}"
+);
+testPropertyEscapes(
+  /^\P{gc=Math_Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Math_Symbol}"
+);
+testPropertyEscapes(
+  /^\P{gc=Sm}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Sm}"
+);
+testPropertyEscapes(
+  /^\P{Math_Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{Math_Symbol}"
+);
+testPropertyEscapes(
+  /^\P{Sm}+$/u,
+  nonMatchSymbols,
+  "\\P{Sm}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Modifier_Letter.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Modifier_Letter.js
new file mode 100644
index 0000000000000000000000000000000000000000..5e4ae9b808d4602aced8355fe7be83ee3c25daa4
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Modifier_Letter.js
@@ -0,0 +1,205 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Modifier_Letter`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0002EC,
+    0x0002EE,
+    0x000374,
+    0x00037A,
+    0x000559,
+    0x000640,
+    0x0007FA,
+    0x00081A,
+    0x000824,
+    0x000828,
+    0x000971,
+    0x000E46,
+    0x000EC6,
+    0x0010FC,
+    0x0017D7,
+    0x001843,
+    0x001AA7,
+    0x001D78,
+    0x002071,
+    0x00207F,
+    0x002D6F,
+    0x002E2F,
+    0x003005,
+    0x00303B,
+    0x00A015,
+    0x00A60C,
+    0x00A67F,
+    0x00A770,
+    0x00A788,
+    0x00A9CF,
+    0x00A9E6,
+    0x00AA70,
+    0x00AADD,
+    0x00FF70,
+    0x016FE0
+  ],
+  ranges: [
+    [0x0002B0, 0x0002C1],
+    [0x0002C6, 0x0002D1],
+    [0x0002E0, 0x0002E4],
+    [0x0006E5, 0x0006E6],
+    [0x0007F4, 0x0007F5],
+    [0x001C78, 0x001C7D],
+    [0x001D2C, 0x001D6A],
+    [0x001D9B, 0x001DBF],
+    [0x002090, 0x00209C],
+    [0x002C7C, 0x002C7D],
+    [0x003031, 0x003035],
+    [0x00309D, 0x00309E],
+    [0x0030FC, 0x0030FE],
+    [0x00A4F8, 0x00A4FD],
+    [0x00A69C, 0x00A69D],
+    [0x00A717, 0x00A71F],
+    [0x00A7F8, 0x00A7F9],
+    [0x00AAF3, 0x00AAF4],
+    [0x00AB5C, 0x00AB5F],
+    [0x00FF9E, 0x00FF9F],
+    [0x016B40, 0x016B43],
+    [0x016F93, 0x016F9F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Modifier_Letter}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Modifier_Letter}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Lm}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Lm}"
+);
+testPropertyEscapes(
+  /^\p{gc=Modifier_Letter}+$/u,
+  matchSymbols,
+  "\\p{gc=Modifier_Letter}"
+);
+testPropertyEscapes(
+  /^\p{gc=Lm}+$/u,
+  matchSymbols,
+  "\\p{gc=Lm}"
+);
+testPropertyEscapes(
+  /^\p{Modifier_Letter}+$/u,
+  matchSymbols,
+  "\\p{Modifier_Letter}"
+);
+testPropertyEscapes(
+  /^\p{Lm}+$/u,
+  matchSymbols,
+  "\\p{Lm}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0002ED
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0002AF],
+    [0x0002C2, 0x0002C5],
+    [0x0002D2, 0x0002DF],
+    [0x0002E5, 0x0002EB],
+    [0x0002EF, 0x000373],
+    [0x000375, 0x000379],
+    [0x00037B, 0x000558],
+    [0x00055A, 0x00063F],
+    [0x000641, 0x0006E4],
+    [0x0006E7, 0x0007F3],
+    [0x0007F6, 0x0007F9],
+    [0x0007FB, 0x000819],
+    [0x00081B, 0x000823],
+    [0x000825, 0x000827],
+    [0x000829, 0x000970],
+    [0x000972, 0x000E45],
+    [0x000E47, 0x000EC5],
+    [0x000EC7, 0x0010FB],
+    [0x0010FD, 0x0017D6],
+    [0x0017D8, 0x001842],
+    [0x001844, 0x001AA6],
+    [0x001AA8, 0x001C77],
+    [0x001C7E, 0x001D2B],
+    [0x001D6B, 0x001D77],
+    [0x001D79, 0x001D9A],
+    [0x001DC0, 0x002070],
+    [0x002072, 0x00207E],
+    [0x002080, 0x00208F],
+    [0x00209D, 0x002C7B],
+    [0x002C7E, 0x002D6E],
+    [0x002D70, 0x002E2E],
+    [0x002E30, 0x003004],
+    [0x003006, 0x003030],
+    [0x003036, 0x00303A],
+    [0x00303C, 0x00309C],
+    [0x00309F, 0x0030FB],
+    [0x0030FF, 0x00A014],
+    [0x00A016, 0x00A4F7],
+    [0x00A4FE, 0x00A60B],
+    [0x00A60D, 0x00A67E],
+    [0x00A680, 0x00A69B],
+    [0x00A69E, 0x00A716],
+    [0x00A720, 0x00A76F],
+    [0x00A771, 0x00A787],
+    [0x00A789, 0x00A7F7],
+    [0x00A7FA, 0x00A9CE],
+    [0x00A9D0, 0x00A9E5],
+    [0x00A9E7, 0x00AA6F],
+    [0x00AA71, 0x00AADC],
+    [0x00AADE, 0x00AAF2],
+    [0x00AAF5, 0x00AB5B],
+    [0x00AB60, 0x00DBFF],
+    [0x00E000, 0x00FF6F],
+    [0x00FF71, 0x00FF9D],
+    [0x00FFA0, 0x016B3F],
+    [0x016B44, 0x016F92],
+    [0x016FA0, 0x016FDF],
+    [0x016FE1, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Modifier_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Modifier_Letter}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Lm}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Lm}"
+);
+testPropertyEscapes(
+  /^\P{gc=Modifier_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Modifier_Letter}"
+);
+testPropertyEscapes(
+  /^\P{gc=Lm}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Lm}"
+);
+testPropertyEscapes(
+  /^\P{Modifier_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{Modifier_Letter}"
+);
+testPropertyEscapes(
+  /^\P{Lm}+$/u,
+  nonMatchSymbols,
+  "\\P{Lm}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Modifier_Symbol.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Modifier_Symbol.js
new file mode 100644
index 0000000000000000000000000000000000000000..3083e9922f3170faa467e25a6dc4d01ca21bcfb2
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Modifier_Symbol.js
@@ -0,0 +1,149 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Modifier_Symbol`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00005E,
+    0x000060,
+    0x0000A8,
+    0x0000AF,
+    0x0000B4,
+    0x0000B8,
+    0x0002ED,
+    0x000375,
+    0x001FBD,
+    0x00AB5B,
+    0x00FF3E,
+    0x00FF40,
+    0x00FFE3
+  ],
+  ranges: [
+    [0x0002C2, 0x0002C5],
+    [0x0002D2, 0x0002DF],
+    [0x0002E5, 0x0002EB],
+    [0x0002EF, 0x0002FF],
+    [0x000384, 0x000385],
+    [0x001FBF, 0x001FC1],
+    [0x001FCD, 0x001FCF],
+    [0x001FDD, 0x001FDF],
+    [0x001FED, 0x001FEF],
+    [0x001FFD, 0x001FFE],
+    [0x00309B, 0x00309C],
+    [0x00A700, 0x00A716],
+    [0x00A720, 0x00A721],
+    [0x00A789, 0x00A78A],
+    [0x00FBB2, 0x00FBC1],
+    [0x01F3FB, 0x01F3FF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Modifier_Symbol}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Modifier_Symbol}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Sk}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Sk}"
+);
+testPropertyEscapes(
+  /^\p{gc=Modifier_Symbol}+$/u,
+  matchSymbols,
+  "\\p{gc=Modifier_Symbol}"
+);
+testPropertyEscapes(
+  /^\p{gc=Sk}+$/u,
+  matchSymbols,
+  "\\p{gc=Sk}"
+);
+testPropertyEscapes(
+  /^\p{Modifier_Symbol}+$/u,
+  matchSymbols,
+  "\\p{Modifier_Symbol}"
+);
+testPropertyEscapes(
+  /^\p{Sk}+$/u,
+  matchSymbols,
+  "\\p{Sk}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00005F,
+    0x0002EC,
+    0x0002EE,
+    0x001FBE,
+    0x00FF3F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00005D],
+    [0x000061, 0x0000A7],
+    [0x0000A9, 0x0000AE],
+    [0x0000B0, 0x0000B3],
+    [0x0000B5, 0x0000B7],
+    [0x0000B9, 0x0002C1],
+    [0x0002C6, 0x0002D1],
+    [0x0002E0, 0x0002E4],
+    [0x000300, 0x000374],
+    [0x000376, 0x000383],
+    [0x000386, 0x001FBC],
+    [0x001FC2, 0x001FCC],
+    [0x001FD0, 0x001FDC],
+    [0x001FE0, 0x001FEC],
+    [0x001FF0, 0x001FFC],
+    [0x001FFF, 0x00309A],
+    [0x00309D, 0x00A6FF],
+    [0x00A717, 0x00A71F],
+    [0x00A722, 0x00A788],
+    [0x00A78B, 0x00AB5A],
+    [0x00AB5C, 0x00DBFF],
+    [0x00E000, 0x00FBB1],
+    [0x00FBC2, 0x00FF3D],
+    [0x00FF41, 0x00FFE2],
+    [0x00FFE4, 0x01F3FA],
+    [0x01F400, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Modifier_Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Modifier_Symbol}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Sk}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Sk}"
+);
+testPropertyEscapes(
+  /^\P{gc=Modifier_Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Modifier_Symbol}"
+);
+testPropertyEscapes(
+  /^\P{gc=Sk}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Sk}"
+);
+testPropertyEscapes(
+  /^\P{Modifier_Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{Modifier_Symbol}"
+);
+testPropertyEscapes(
+  /^\P{Sk}+$/u,
+  nonMatchSymbols,
+  "\\P{Sk}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Nonspacing_Mark.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Nonspacing_Mark.js
new file mode 100644
index 0000000000000000000000000000000000000000..f5b6e67be75b2db5909f7e284c4a379b962186da
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Nonspacing_Mark.js
@@ -0,0 +1,661 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Nonspacing_Mark`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0005BF,
+    0x0005C7,
+    0x000670,
+    0x000711,
+    0x00093A,
+    0x00093C,
+    0x00094D,
+    0x000981,
+    0x0009BC,
+    0x0009CD,
+    0x000A3C,
+    0x000A51,
+    0x000A75,
+    0x000ABC,
+    0x000ACD,
+    0x000B01,
+    0x000B3C,
+    0x000B3F,
+    0x000B4D,
+    0x000B56,
+    0x000B82,
+    0x000BC0,
+    0x000BCD,
+    0x000C00,
+    0x000C81,
+    0x000CBC,
+    0x000CBF,
+    0x000CC6,
+    0x000D01,
+    0x000D4D,
+    0x000DCA,
+    0x000DD6,
+    0x000E31,
+    0x000EB1,
+    0x000F35,
+    0x000F37,
+    0x000F39,
+    0x000FC6,
+    0x001082,
+    0x00108D,
+    0x00109D,
+    0x0017C6,
+    0x0017DD,
+    0x0018A9,
+    0x001932,
+    0x001A1B,
+    0x001A56,
+    0x001A60,
+    0x001A62,
+    0x001A7F,
+    0x001B34,
+    0x001B3C,
+    0x001B42,
+    0x001BE6,
+    0x001BED,
+    0x001CED,
+    0x001CF4,
+    0x0020E1,
+    0x002D7F,
+    0x00A66F,
+    0x00A802,
+    0x00A806,
+    0x00A80B,
+    0x00A9B3,
+    0x00A9BC,
+    0x00A9E5,
+    0x00AA43,
+    0x00AA4C,
+    0x00AA7C,
+    0x00AAB0,
+    0x00AAC1,
+    0x00AAF6,
+    0x00ABE5,
+    0x00ABE8,
+    0x00ABED,
+    0x00FB1E,
+    0x0101FD,
+    0x0102E0,
+    0x010A3F,
+    0x011001,
+    0x011173,
+    0x011234,
+    0x01123E,
+    0x0112DF,
+    0x01133C,
+    0x011340,
+    0x011446,
+    0x0114BA,
+    0x01163D,
+    0x0116AB,
+    0x0116AD,
+    0x0116B7,
+    0x011C3F,
+    0x01DA75,
+    0x01DA84
+  ],
+  ranges: [
+    [0x000300, 0x00036F],
+    [0x000483, 0x000487],
+    [0x000591, 0x0005BD],
+    [0x0005C1, 0x0005C2],
+    [0x0005C4, 0x0005C5],
+    [0x000610, 0x00061A],
+    [0x00064B, 0x00065F],
+    [0x0006D6, 0x0006DC],
+    [0x0006DF, 0x0006E4],
+    [0x0006E7, 0x0006E8],
+    [0x0006EA, 0x0006ED],
+    [0x000730, 0x00074A],
+    [0x0007A6, 0x0007B0],
+    [0x0007EB, 0x0007F3],
+    [0x000816, 0x000819],
+    [0x00081B, 0x000823],
+    [0x000825, 0x000827],
+    [0x000829, 0x00082D],
+    [0x000859, 0x00085B],
+    [0x0008D4, 0x0008E1],
+    [0x0008E3, 0x000902],
+    [0x000941, 0x000948],
+    [0x000951, 0x000957],
+    [0x000962, 0x000963],
+    [0x0009C1, 0x0009C4],
+    [0x0009E2, 0x0009E3],
+    [0x000A01, 0x000A02],
+    [0x000A41, 0x000A42],
+    [0x000A47, 0x000A48],
+    [0x000A4B, 0x000A4D],
+    [0x000A70, 0x000A71],
+    [0x000A81, 0x000A82],
+    [0x000AC1, 0x000AC5],
+    [0x000AC7, 0x000AC8],
+    [0x000AE2, 0x000AE3],
+    [0x000B41, 0x000B44],
+    [0x000B62, 0x000B63],
+    [0x000C3E, 0x000C40],
+    [0x000C46, 0x000C48],
+    [0x000C4A, 0x000C4D],
+    [0x000C55, 0x000C56],
+    [0x000C62, 0x000C63],
+    [0x000CCC, 0x000CCD],
+    [0x000CE2, 0x000CE3],
+    [0x000D41, 0x000D44],
+    [0x000D62, 0x000D63],
+    [0x000DD2, 0x000DD4],
+    [0x000E34, 0x000E3A],
+    [0x000E47, 0x000E4E],
+    [0x000EB4, 0x000EB9],
+    [0x000EBB, 0x000EBC],
+    [0x000EC8, 0x000ECD],
+    [0x000F18, 0x000F19],
+    [0x000F71, 0x000F7E],
+    [0x000F80, 0x000F84],
+    [0x000F86, 0x000F87],
+    [0x000F8D, 0x000F97],
+    [0x000F99, 0x000FBC],
+    [0x00102D, 0x001030],
+    [0x001032, 0x001037],
+    [0x001039, 0x00103A],
+    [0x00103D, 0x00103E],
+    [0x001058, 0x001059],
+    [0x00105E, 0x001060],
+    [0x001071, 0x001074],
+    [0x001085, 0x001086],
+    [0x00135D, 0x00135F],
+    [0x001712, 0x001714],
+    [0x001732, 0x001734],
+    [0x001752, 0x001753],
+    [0x001772, 0x001773],
+    [0x0017B4, 0x0017B5],
+    [0x0017B7, 0x0017BD],
+    [0x0017C9, 0x0017D3],
+    [0x00180B, 0x00180D],
+    [0x001885, 0x001886],
+    [0x001920, 0x001922],
+    [0x001927, 0x001928],
+    [0x001939, 0x00193B],
+    [0x001A17, 0x001A18],
+    [0x001A58, 0x001A5E],
+    [0x001A65, 0x001A6C],
+    [0x001A73, 0x001A7C],
+    [0x001AB0, 0x001ABD],
+    [0x001B00, 0x001B03],
+    [0x001B36, 0x001B3A],
+    [0x001B6B, 0x001B73],
+    [0x001B80, 0x001B81],
+    [0x001BA2, 0x001BA5],
+    [0x001BA8, 0x001BA9],
+    [0x001BAB, 0x001BAD],
+    [0x001BE8, 0x001BE9],
+    [0x001BEF, 0x001BF1],
+    [0x001C2C, 0x001C33],
+    [0x001C36, 0x001C37],
+    [0x001CD0, 0x001CD2],
+    [0x001CD4, 0x001CE0],
+    [0x001CE2, 0x001CE8],
+    [0x001CF8, 0x001CF9],
+    [0x001DC0, 0x001DF5],
+    [0x001DFB, 0x001DFF],
+    [0x0020D0, 0x0020DC],
+    [0x0020E5, 0x0020F0],
+    [0x002CEF, 0x002CF1],
+    [0x002DE0, 0x002DFF],
+    [0x00302A, 0x00302D],
+    [0x003099, 0x00309A],
+    [0x00A674, 0x00A67D],
+    [0x00A69E, 0x00A69F],
+    [0x00A6F0, 0x00A6F1],
+    [0x00A825, 0x00A826],
+    [0x00A8C4, 0x00A8C5],
+    [0x00A8E0, 0x00A8F1],
+    [0x00A926, 0x00A92D],
+    [0x00A947, 0x00A951],
+    [0x00A980, 0x00A982],
+    [0x00A9B6, 0x00A9B9],
+    [0x00AA29, 0x00AA2E],
+    [0x00AA31, 0x00AA32],
+    [0x00AA35, 0x00AA36],
+    [0x00AAB2, 0x00AAB4],
+    [0x00AAB7, 0x00AAB8],
+    [0x00AABE, 0x00AABF],
+    [0x00AAEC, 0x00AAED],
+    [0x00FE00, 0x00FE0F],
+    [0x00FE20, 0x00FE2F],
+    [0x010376, 0x01037A],
+    [0x010A01, 0x010A03],
+    [0x010A05, 0x010A06],
+    [0x010A0C, 0x010A0F],
+    [0x010A38, 0x010A3A],
+    [0x010AE5, 0x010AE6],
+    [0x011038, 0x011046],
+    [0x01107F, 0x011081],
+    [0x0110B3, 0x0110B6],
+    [0x0110B9, 0x0110BA],
+    [0x011100, 0x011102],
+    [0x011127, 0x01112B],
+    [0x01112D, 0x011134],
+    [0x011180, 0x011181],
+    [0x0111B6, 0x0111BE],
+    [0x0111CA, 0x0111CC],
+    [0x01122F, 0x011231],
+    [0x011236, 0x011237],
+    [0x0112E3, 0x0112EA],
+    [0x011300, 0x011301],
+    [0x011366, 0x01136C],
+    [0x011370, 0x011374],
+    [0x011438, 0x01143F],
+    [0x011442, 0x011444],
+    [0x0114B3, 0x0114B8],
+    [0x0114BF, 0x0114C0],
+    [0x0114C2, 0x0114C3],
+    [0x0115B2, 0x0115B5],
+    [0x0115BC, 0x0115BD],
+    [0x0115BF, 0x0115C0],
+    [0x0115DC, 0x0115DD],
+    [0x011633, 0x01163A],
+    [0x01163F, 0x011640],
+    [0x0116B0, 0x0116B5],
+    [0x01171D, 0x01171F],
+    [0x011722, 0x011725],
+    [0x011727, 0x01172B],
+    [0x011C30, 0x011C36],
+    [0x011C38, 0x011C3D],
+    [0x011C92, 0x011CA7],
+    [0x011CAA, 0x011CB0],
+    [0x011CB2, 0x011CB3],
+    [0x011CB5, 0x011CB6],
+    [0x016AF0, 0x016AF4],
+    [0x016B30, 0x016B36],
+    [0x016F8F, 0x016F92],
+    [0x01BC9D, 0x01BC9E],
+    [0x01D167, 0x01D169],
+    [0x01D17B, 0x01D182],
+    [0x01D185, 0x01D18B],
+    [0x01D1AA, 0x01D1AD],
+    [0x01D242, 0x01D244],
+    [0x01DA00, 0x01DA36],
+    [0x01DA3B, 0x01DA6C],
+    [0x01DA9B, 0x01DA9F],
+    [0x01DAA1, 0x01DAAF],
+    [0x01E000, 0x01E006],
+    [0x01E008, 0x01E018],
+    [0x01E01B, 0x01E021],
+    [0x01E023, 0x01E024],
+    [0x01E026, 0x01E02A],
+    [0x01E8D0, 0x01E8D6],
+    [0x01E944, 0x01E94A],
+    [0x0E0100, 0x0E01EF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Nonspacing_Mark}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Nonspacing_Mark}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Mn}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Mn}"
+);
+testPropertyEscapes(
+  /^\p{gc=Nonspacing_Mark}+$/u,
+  matchSymbols,
+  "\\p{gc=Nonspacing_Mark}"
+);
+testPropertyEscapes(
+  /^\p{gc=Mn}+$/u,
+  matchSymbols,
+  "\\p{gc=Mn}"
+);
+testPropertyEscapes(
+  /^\p{Nonspacing_Mark}+$/u,
+  matchSymbols,
+  "\\p{Nonspacing_Mark}"
+);
+testPropertyEscapes(
+  /^\p{Mn}+$/u,
+  matchSymbols,
+  "\\p{Mn}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0005BE,
+    0x0005C0,
+    0x0005C3,
+    0x0005C6,
+    0x0006E9,
+    0x00081A,
+    0x000824,
+    0x000828,
+    0x0008E2,
+    0x00093B,
+    0x000AC6,
+    0x000B40,
+    0x000C49,
+    0x000DD5,
+    0x000EBA,
+    0x000F36,
+    0x000F38,
+    0x000F7F,
+    0x000F85,
+    0x000F98,
+    0x001031,
+    0x001038,
+    0x0017B6,
+    0x001A57,
+    0x001A5F,
+    0x001A61,
+    0x001B35,
+    0x001B3B,
+    0x001BAA,
+    0x001BE7,
+    0x001BEE,
+    0x001CD3,
+    0x001CE1,
+    0x00AAB1,
+    0x00AAC0,
+    0x010A04,
+    0x01112C,
+    0x011235,
+    0x011445,
+    0x0114B9,
+    0x0114C1,
+    0x0115BE,
+    0x01163E,
+    0x0116AC,
+    0x0116B6,
+    0x011726,
+    0x011C37,
+    0x011C3E,
+    0x011CB1,
+    0x011CB4,
+    0x01DAA0,
+    0x01E007,
+    0x01E022,
+    0x01E025
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0002FF],
+    [0x000370, 0x000482],
+    [0x000488, 0x000590],
+    [0x0005C8, 0x00060F],
+    [0x00061B, 0x00064A],
+    [0x000660, 0x00066F],
+    [0x000671, 0x0006D5],
+    [0x0006DD, 0x0006DE],
+    [0x0006E5, 0x0006E6],
+    [0x0006EE, 0x000710],
+    [0x000712, 0x00072F],
+    [0x00074B, 0x0007A5],
+    [0x0007B1, 0x0007EA],
+    [0x0007F4, 0x000815],
+    [0x00082E, 0x000858],
+    [0x00085C, 0x0008D3],
+    [0x000903, 0x000939],
+    [0x00093D, 0x000940],
+    [0x000949, 0x00094C],
+    [0x00094E, 0x000950],
+    [0x000958, 0x000961],
+    [0x000964, 0x000980],
+    [0x000982, 0x0009BB],
+    [0x0009BD, 0x0009C0],
+    [0x0009C5, 0x0009CC],
+    [0x0009CE, 0x0009E1],
+    [0x0009E4, 0x000A00],
+    [0x000A03, 0x000A3B],
+    [0x000A3D, 0x000A40],
+    [0x000A43, 0x000A46],
+    [0x000A49, 0x000A4A],
+    [0x000A4E, 0x000A50],
+    [0x000A52, 0x000A6F],
+    [0x000A72, 0x000A74],
+    [0x000A76, 0x000A80],
+    [0x000A83, 0x000ABB],
+    [0x000ABD, 0x000AC0],
+    [0x000AC9, 0x000ACC],
+    [0x000ACE, 0x000AE1],
+    [0x000AE4, 0x000B00],
+    [0x000B02, 0x000B3B],
+    [0x000B3D, 0x000B3E],
+    [0x000B45, 0x000B4C],
+    [0x000B4E, 0x000B55],
+    [0x000B57, 0x000B61],
+    [0x000B64, 0x000B81],
+    [0x000B83, 0x000BBF],
+    [0x000BC1, 0x000BCC],
+    [0x000BCE, 0x000BFF],
+    [0x000C01, 0x000C3D],
+    [0x000C41, 0x000C45],
+    [0x000C4E, 0x000C54],
+    [0x000C57, 0x000C61],
+    [0x000C64, 0x000C80],
+    [0x000C82, 0x000CBB],
+    [0x000CBD, 0x000CBE],
+    [0x000CC0, 0x000CC5],
+    [0x000CC7, 0x000CCB],
+    [0x000CCE, 0x000CE1],
+    [0x000CE4, 0x000D00],
+    [0x000D02, 0x000D40],
+    [0x000D45, 0x000D4C],
+    [0x000D4E, 0x000D61],
+    [0x000D64, 0x000DC9],
+    [0x000DCB, 0x000DD1],
+    [0x000DD7, 0x000E30],
+    [0x000E32, 0x000E33],
+    [0x000E3B, 0x000E46],
+    [0x000E4F, 0x000EB0],
+    [0x000EB2, 0x000EB3],
+    [0x000EBD, 0x000EC7],
+    [0x000ECE, 0x000F17],
+    [0x000F1A, 0x000F34],
+    [0x000F3A, 0x000F70],
+    [0x000F88, 0x000F8C],
+    [0x000FBD, 0x000FC5],
+    [0x000FC7, 0x00102C],
+    [0x00103B, 0x00103C],
+    [0x00103F, 0x001057],
+    [0x00105A, 0x00105D],
+    [0x001061, 0x001070],
+    [0x001075, 0x001081],
+    [0x001083, 0x001084],
+    [0x001087, 0x00108C],
+    [0x00108E, 0x00109C],
+    [0x00109E, 0x00135C],
+    [0x001360, 0x001711],
+    [0x001715, 0x001731],
+    [0x001735, 0x001751],
+    [0x001754, 0x001771],
+    [0x001774, 0x0017B3],
+    [0x0017BE, 0x0017C5],
+    [0x0017C7, 0x0017C8],
+    [0x0017D4, 0x0017DC],
+    [0x0017DE, 0x00180A],
+    [0x00180E, 0x001884],
+    [0x001887, 0x0018A8],
+    [0x0018AA, 0x00191F],
+    [0x001923, 0x001926],
+    [0x001929, 0x001931],
+    [0x001933, 0x001938],
+    [0x00193C, 0x001A16],
+    [0x001A19, 0x001A1A],
+    [0x001A1C, 0x001A55],
+    [0x001A63, 0x001A64],
+    [0x001A6D, 0x001A72],
+    [0x001A7D, 0x001A7E],
+    [0x001A80, 0x001AAF],
+    [0x001ABE, 0x001AFF],
+    [0x001B04, 0x001B33],
+    [0x001B3D, 0x001B41],
+    [0x001B43, 0x001B6A],
+    [0x001B74, 0x001B7F],
+    [0x001B82, 0x001BA1],
+    [0x001BA6, 0x001BA7],
+    [0x001BAE, 0x001BE5],
+    [0x001BEA, 0x001BEC],
+    [0x001BF2, 0x001C2B],
+    [0x001C34, 0x001C35],
+    [0x001C38, 0x001CCF],
+    [0x001CE9, 0x001CEC],
+    [0x001CEE, 0x001CF3],
+    [0x001CF5, 0x001CF7],
+    [0x001CFA, 0x001DBF],
+    [0x001DF6, 0x001DFA],
+    [0x001E00, 0x0020CF],
+    [0x0020DD, 0x0020E0],
+    [0x0020E2, 0x0020E4],
+    [0x0020F1, 0x002CEE],
+    [0x002CF2, 0x002D7E],
+    [0x002D80, 0x002DDF],
+    [0x002E00, 0x003029],
+    [0x00302E, 0x003098],
+    [0x00309B, 0x00A66E],
+    [0x00A670, 0x00A673],
+    [0x00A67E, 0x00A69D],
+    [0x00A6A0, 0x00A6EF],
+    [0x00A6F2, 0x00A801],
+    [0x00A803, 0x00A805],
+    [0x00A807, 0x00A80A],
+    [0x00A80C, 0x00A824],
+    [0x00A827, 0x00A8C3],
+    [0x00A8C6, 0x00A8DF],
+    [0x00A8F2, 0x00A925],
+    [0x00A92E, 0x00A946],
+    [0x00A952, 0x00A97F],
+    [0x00A983, 0x00A9B2],
+    [0x00A9B4, 0x00A9B5],
+    [0x00A9BA, 0x00A9BB],
+    [0x00A9BD, 0x00A9E4],
+    [0x00A9E6, 0x00AA28],
+    [0x00AA2F, 0x00AA30],
+    [0x00AA33, 0x00AA34],
+    [0x00AA37, 0x00AA42],
+    [0x00AA44, 0x00AA4B],
+    [0x00AA4D, 0x00AA7B],
+    [0x00AA7D, 0x00AAAF],
+    [0x00AAB5, 0x00AAB6],
+    [0x00AAB9, 0x00AABD],
+    [0x00AAC2, 0x00AAEB],
+    [0x00AAEE, 0x00AAF5],
+    [0x00AAF7, 0x00ABE4],
+    [0x00ABE6, 0x00ABE7],
+    [0x00ABE9, 0x00ABEC],
+    [0x00ABEE, 0x00DBFF],
+    [0x00E000, 0x00FB1D],
+    [0x00FB1F, 0x00FDFF],
+    [0x00FE10, 0x00FE1F],
+    [0x00FE30, 0x0101FC],
+    [0x0101FE, 0x0102DF],
+    [0x0102E1, 0x010375],
+    [0x01037B, 0x010A00],
+    [0x010A07, 0x010A0B],
+    [0x010A10, 0x010A37],
+    [0x010A3B, 0x010A3E],
+    [0x010A40, 0x010AE4],
+    [0x010AE7, 0x011000],
+    [0x011002, 0x011037],
+    [0x011047, 0x01107E],
+    [0x011082, 0x0110B2],
+    [0x0110B7, 0x0110B8],
+    [0x0110BB, 0x0110FF],
+    [0x011103, 0x011126],
+    [0x011135, 0x011172],
+    [0x011174, 0x01117F],
+    [0x011182, 0x0111B5],
+    [0x0111BF, 0x0111C9],
+    [0x0111CD, 0x01122E],
+    [0x011232, 0x011233],
+    [0x011238, 0x01123D],
+    [0x01123F, 0x0112DE],
+    [0x0112E0, 0x0112E2],
+    [0x0112EB, 0x0112FF],
+    [0x011302, 0x01133B],
+    [0x01133D, 0x01133F],
+    [0x011341, 0x011365],
+    [0x01136D, 0x01136F],
+    [0x011375, 0x011437],
+    [0x011440, 0x011441],
+    [0x011447, 0x0114B2],
+    [0x0114BB, 0x0114BE],
+    [0x0114C4, 0x0115B1],
+    [0x0115B6, 0x0115BB],
+    [0x0115C1, 0x0115DB],
+    [0x0115DE, 0x011632],
+    [0x01163B, 0x01163C],
+    [0x011641, 0x0116AA],
+    [0x0116AE, 0x0116AF],
+    [0x0116B8, 0x01171C],
+    [0x011720, 0x011721],
+    [0x01172C, 0x011C2F],
+    [0x011C40, 0x011C91],
+    [0x011CA8, 0x011CA9],
+    [0x011CB7, 0x016AEF],
+    [0x016AF5, 0x016B2F],
+    [0x016B37, 0x016F8E],
+    [0x016F93, 0x01BC9C],
+    [0x01BC9F, 0x01D166],
+    [0x01D16A, 0x01D17A],
+    [0x01D183, 0x01D184],
+    [0x01D18C, 0x01D1A9],
+    [0x01D1AE, 0x01D241],
+    [0x01D245, 0x01D9FF],
+    [0x01DA37, 0x01DA3A],
+    [0x01DA6D, 0x01DA74],
+    [0x01DA76, 0x01DA83],
+    [0x01DA85, 0x01DA9A],
+    [0x01DAB0, 0x01DFFF],
+    [0x01E019, 0x01E01A],
+    [0x01E02B, 0x01E8CF],
+    [0x01E8D7, 0x01E943],
+    [0x01E94B, 0x0E00FF],
+    [0x0E01F0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Nonspacing_Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Nonspacing_Mark}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Mn}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Mn}"
+);
+testPropertyEscapes(
+  /^\P{gc=Nonspacing_Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Nonspacing_Mark}"
+);
+testPropertyEscapes(
+  /^\P{gc=Mn}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Mn}"
+);
+testPropertyEscapes(
+  /^\P{Nonspacing_Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{Nonspacing_Mark}"
+);
+testPropertyEscapes(
+  /^\P{Mn}+$/u,
+  nonMatchSymbols,
+  "\\P{Mn}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Number.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Number.js
new file mode 100644
index 0000000000000000000000000000000000000000..0f3e0e92b0ec3e793a749da905841e76406c9316
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Number.js
@@ -0,0 +1,321 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Number`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000B9,
+    0x002070,
+    0x002CFD,
+    0x003007,
+    0x010341,
+    0x01034A
+  ],
+  ranges: [
+    [0x000030, 0x000039],
+    [0x0000B2, 0x0000B3],
+    [0x0000BC, 0x0000BE],
+    [0x000660, 0x000669],
+    [0x0006F0, 0x0006F9],
+    [0x0007C0, 0x0007C9],
+    [0x000966, 0x00096F],
+    [0x0009E6, 0x0009EF],
+    [0x0009F4, 0x0009F9],
+    [0x000A66, 0x000A6F],
+    [0x000AE6, 0x000AEF],
+    [0x000B66, 0x000B6F],
+    [0x000B72, 0x000B77],
+    [0x000BE6, 0x000BF2],
+    [0x000C66, 0x000C6F],
+    [0x000C78, 0x000C7E],
+    [0x000CE6, 0x000CEF],
+    [0x000D58, 0x000D5E],
+    [0x000D66, 0x000D78],
+    [0x000DE6, 0x000DEF],
+    [0x000E50, 0x000E59],
+    [0x000ED0, 0x000ED9],
+    [0x000F20, 0x000F33],
+    [0x001040, 0x001049],
+    [0x001090, 0x001099],
+    [0x001369, 0x00137C],
+    [0x0016EE, 0x0016F0],
+    [0x0017E0, 0x0017E9],
+    [0x0017F0, 0x0017F9],
+    [0x001810, 0x001819],
+    [0x001946, 0x00194F],
+    [0x0019D0, 0x0019DA],
+    [0x001A80, 0x001A89],
+    [0x001A90, 0x001A99],
+    [0x001B50, 0x001B59],
+    [0x001BB0, 0x001BB9],
+    [0x001C40, 0x001C49],
+    [0x001C50, 0x001C59],
+    [0x002074, 0x002079],
+    [0x002080, 0x002089],
+    [0x002150, 0x002182],
+    [0x002185, 0x002189],
+    [0x002460, 0x00249B],
+    [0x0024EA, 0x0024FF],
+    [0x002776, 0x002793],
+    [0x003021, 0x003029],
+    [0x003038, 0x00303A],
+    [0x003192, 0x003195],
+    [0x003220, 0x003229],
+    [0x003248, 0x00324F],
+    [0x003251, 0x00325F],
+    [0x003280, 0x003289],
+    [0x0032B1, 0x0032BF],
+    [0x00A620, 0x00A629],
+    [0x00A6E6, 0x00A6EF],
+    [0x00A830, 0x00A835],
+    [0x00A8D0, 0x00A8D9],
+    [0x00A900, 0x00A909],
+    [0x00A9D0, 0x00A9D9],
+    [0x00A9F0, 0x00A9F9],
+    [0x00AA50, 0x00AA59],
+    [0x00ABF0, 0x00ABF9],
+    [0x00FF10, 0x00FF19],
+    [0x010107, 0x010133],
+    [0x010140, 0x010178],
+    [0x01018A, 0x01018B],
+    [0x0102E1, 0x0102FB],
+    [0x010320, 0x010323],
+    [0x0103D1, 0x0103D5],
+    [0x0104A0, 0x0104A9],
+    [0x010858, 0x01085F],
+    [0x010879, 0x01087F],
+    [0x0108A7, 0x0108AF],
+    [0x0108FB, 0x0108FF],
+    [0x010916, 0x01091B],
+    [0x0109BC, 0x0109BD],
+    [0x0109C0, 0x0109CF],
+    [0x0109D2, 0x0109FF],
+    [0x010A40, 0x010A47],
+    [0x010A7D, 0x010A7E],
+    [0x010A9D, 0x010A9F],
+    [0x010AEB, 0x010AEF],
+    [0x010B58, 0x010B5F],
+    [0x010B78, 0x010B7F],
+    [0x010BA9, 0x010BAF],
+    [0x010CFA, 0x010CFF],
+    [0x010E60, 0x010E7E],
+    [0x011052, 0x01106F],
+    [0x0110F0, 0x0110F9],
+    [0x011136, 0x01113F],
+    [0x0111D0, 0x0111D9],
+    [0x0111E1, 0x0111F4],
+    [0x0112F0, 0x0112F9],
+    [0x011450, 0x011459],
+    [0x0114D0, 0x0114D9],
+    [0x011650, 0x011659],
+    [0x0116C0, 0x0116C9],
+    [0x011730, 0x01173B],
+    [0x0118E0, 0x0118F2],
+    [0x011C50, 0x011C6C],
+    [0x012400, 0x01246E],
+    [0x016A60, 0x016A69],
+    [0x016B50, 0x016B59],
+    [0x016B5B, 0x016B61],
+    [0x01D360, 0x01D371],
+    [0x01D7CE, 0x01D7FF],
+    [0x01E8C7, 0x01E8CF],
+    [0x01E950, 0x01E959],
+    [0x01F100, 0x01F10C]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Number}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Number}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=N}+$/u,
+  matchSymbols,
+  "\\p{General_Category=N}"
+);
+testPropertyEscapes(
+  /^\p{gc=Number}+$/u,
+  matchSymbols,
+  "\\p{gc=Number}"
+);
+testPropertyEscapes(
+  /^\p{gc=N}+$/u,
+  matchSymbols,
+  "\\p{gc=N}"
+);
+testPropertyEscapes(
+  /^\p{Number}+$/u,
+  matchSymbols,
+  "\\p{Number}"
+);
+testPropertyEscapes(
+  /^\p{N}+$/u,
+  matchSymbols,
+  "\\p{N}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x003250,
+    0x016B5A
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00002F],
+    [0x00003A, 0x0000B1],
+    [0x0000B4, 0x0000B8],
+    [0x0000BA, 0x0000BB],
+    [0x0000BF, 0x00065F],
+    [0x00066A, 0x0006EF],
+    [0x0006FA, 0x0007BF],
+    [0x0007CA, 0x000965],
+    [0x000970, 0x0009E5],
+    [0x0009F0, 0x0009F3],
+    [0x0009FA, 0x000A65],
+    [0x000A70, 0x000AE5],
+    [0x000AF0, 0x000B65],
+    [0x000B70, 0x000B71],
+    [0x000B78, 0x000BE5],
+    [0x000BF3, 0x000C65],
+    [0x000C70, 0x000C77],
+    [0x000C7F, 0x000CE5],
+    [0x000CF0, 0x000D57],
+    [0x000D5F, 0x000D65],
+    [0x000D79, 0x000DE5],
+    [0x000DF0, 0x000E4F],
+    [0x000E5A, 0x000ECF],
+    [0x000EDA, 0x000F1F],
+    [0x000F34, 0x00103F],
+    [0x00104A, 0x00108F],
+    [0x00109A, 0x001368],
+    [0x00137D, 0x0016ED],
+    [0x0016F1, 0x0017DF],
+    [0x0017EA, 0x0017EF],
+    [0x0017FA, 0x00180F],
+    [0x00181A, 0x001945],
+    [0x001950, 0x0019CF],
+    [0x0019DB, 0x001A7F],
+    [0x001A8A, 0x001A8F],
+    [0x001A9A, 0x001B4F],
+    [0x001B5A, 0x001BAF],
+    [0x001BBA, 0x001C3F],
+    [0x001C4A, 0x001C4F],
+    [0x001C5A, 0x00206F],
+    [0x002071, 0x002073],
+    [0x00207A, 0x00207F],
+    [0x00208A, 0x00214F],
+    [0x002183, 0x002184],
+    [0x00218A, 0x00245F],
+    [0x00249C, 0x0024E9],
+    [0x002500, 0x002775],
+    [0x002794, 0x002CFC],
+    [0x002CFE, 0x003006],
+    [0x003008, 0x003020],
+    [0x00302A, 0x003037],
+    [0x00303B, 0x003191],
+    [0x003196, 0x00321F],
+    [0x00322A, 0x003247],
+    [0x003260, 0x00327F],
+    [0x00328A, 0x0032B0],
+    [0x0032C0, 0x00A61F],
+    [0x00A62A, 0x00A6E5],
+    [0x00A6F0, 0x00A82F],
+    [0x00A836, 0x00A8CF],
+    [0x00A8DA, 0x00A8FF],
+    [0x00A90A, 0x00A9CF],
+    [0x00A9DA, 0x00A9EF],
+    [0x00A9FA, 0x00AA4F],
+    [0x00AA5A, 0x00ABEF],
+    [0x00ABFA, 0x00DBFF],
+    [0x00E000, 0x00FF0F],
+    [0x00FF1A, 0x010106],
+    [0x010134, 0x01013F],
+    [0x010179, 0x010189],
+    [0x01018C, 0x0102E0],
+    [0x0102FC, 0x01031F],
+    [0x010324, 0x010340],
+    [0x010342, 0x010349],
+    [0x01034B, 0x0103D0],
+    [0x0103D6, 0x01049F],
+    [0x0104AA, 0x010857],
+    [0x010860, 0x010878],
+    [0x010880, 0x0108A6],
+    [0x0108B0, 0x0108FA],
+    [0x010900, 0x010915],
+    [0x01091C, 0x0109BB],
+    [0x0109BE, 0x0109BF],
+    [0x0109D0, 0x0109D1],
+    [0x010A00, 0x010A3F],
+    [0x010A48, 0x010A7C],
+    [0x010A7F, 0x010A9C],
+    [0x010AA0, 0x010AEA],
+    [0x010AF0, 0x010B57],
+    [0x010B60, 0x010B77],
+    [0x010B80, 0x010BA8],
+    [0x010BB0, 0x010CF9],
+    [0x010D00, 0x010E5F],
+    [0x010E7F, 0x011051],
+    [0x011070, 0x0110EF],
+    [0x0110FA, 0x011135],
+    [0x011140, 0x0111CF],
+    [0x0111DA, 0x0111E0],
+    [0x0111F5, 0x0112EF],
+    [0x0112FA, 0x01144F],
+    [0x01145A, 0x0114CF],
+    [0x0114DA, 0x01164F],
+    [0x01165A, 0x0116BF],
+    [0x0116CA, 0x01172F],
+    [0x01173C, 0x0118DF],
+    [0x0118F3, 0x011C4F],
+    [0x011C6D, 0x0123FF],
+    [0x01246F, 0x016A5F],
+    [0x016A6A, 0x016B4F],
+    [0x016B62, 0x01D35F],
+    [0x01D372, 0x01D7CD],
+    [0x01D800, 0x01E8C6],
+    [0x01E8D0, 0x01E94F],
+    [0x01E95A, 0x01F0FF],
+    [0x01F10D, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Number}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Number}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=N}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=N}"
+);
+testPropertyEscapes(
+  /^\P{gc=Number}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Number}"
+);
+testPropertyEscapes(
+  /^\P{gc=N}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=N}"
+);
+testPropertyEscapes(
+  /^\P{Number}+$/u,
+  nonMatchSymbols,
+  "\\P{Number}"
+);
+testPropertyEscapes(
+  /^\P{N}+$/u,
+  nonMatchSymbols,
+  "\\P{N}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Open_Punctuation.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Open_Punctuation.js
new file mode 100644
index 0000000000000000000000000000000000000000..a1ca83fc559ba2c6591d4a9d174a8a64e05ff209
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Open_Punctuation.js
@@ -0,0 +1,240 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Open_Punctuation`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000028,
+    0x00005B,
+    0x00007B,
+    0x000F3A,
+    0x000F3C,
+    0x00169B,
+    0x00201A,
+    0x00201E,
+    0x002045,
+    0x00207D,
+    0x00208D,
+    0x002308,
+    0x00230A,
+    0x002329,
+    0x002768,
+    0x00276A,
+    0x00276C,
+    0x00276E,
+    0x002770,
+    0x002772,
+    0x002774,
+    0x0027C5,
+    0x0027E6,
+    0x0027E8,
+    0x0027EA,
+    0x0027EC,
+    0x0027EE,
+    0x002983,
+    0x002985,
+    0x002987,
+    0x002989,
+    0x00298B,
+    0x00298D,
+    0x00298F,
+    0x002991,
+    0x002993,
+    0x002995,
+    0x002997,
+    0x0029D8,
+    0x0029DA,
+    0x0029FC,
+    0x002E22,
+    0x002E24,
+    0x002E26,
+    0x002E28,
+    0x002E42,
+    0x003008,
+    0x00300A,
+    0x00300C,
+    0x00300E,
+    0x003010,
+    0x003014,
+    0x003016,
+    0x003018,
+    0x00301A,
+    0x00301D,
+    0x00FD3F,
+    0x00FE17,
+    0x00FE35,
+    0x00FE37,
+    0x00FE39,
+    0x00FE3B,
+    0x00FE3D,
+    0x00FE3F,
+    0x00FE41,
+    0x00FE43,
+    0x00FE47,
+    0x00FE59,
+    0x00FE5B,
+    0x00FE5D,
+    0x00FF08,
+    0x00FF3B,
+    0x00FF5B,
+    0x00FF5F,
+    0x00FF62
+  ],
+  ranges: []
+});
+testPropertyEscapes(
+  /^\p{General_Category=Open_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Open_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Ps}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Ps}"
+);
+testPropertyEscapes(
+  /^\p{gc=Open_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{gc=Open_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{gc=Ps}+$/u,
+  matchSymbols,
+  "\\p{gc=Ps}"
+);
+testPropertyEscapes(
+  /^\p{Open_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{Open_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{Ps}+$/u,
+  matchSymbols,
+  "\\p{Ps}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000F3B,
+    0x002309,
+    0x002769,
+    0x00276B,
+    0x00276D,
+    0x00276F,
+    0x002771,
+    0x002773,
+    0x0027E7,
+    0x0027E9,
+    0x0027EB,
+    0x0027ED,
+    0x002984,
+    0x002986,
+    0x002988,
+    0x00298A,
+    0x00298C,
+    0x00298E,
+    0x002990,
+    0x002992,
+    0x002994,
+    0x002996,
+    0x0029D9,
+    0x002E23,
+    0x002E25,
+    0x002E27,
+    0x003009,
+    0x00300B,
+    0x00300D,
+    0x00300F,
+    0x003015,
+    0x003017,
+    0x003019,
+    0x00FE36,
+    0x00FE38,
+    0x00FE3A,
+    0x00FE3C,
+    0x00FE3E,
+    0x00FE40,
+    0x00FE42,
+    0x00FE5A,
+    0x00FE5C
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000027],
+    [0x000029, 0x00005A],
+    [0x00005C, 0x00007A],
+    [0x00007C, 0x000F39],
+    [0x000F3D, 0x00169A],
+    [0x00169C, 0x002019],
+    [0x00201B, 0x00201D],
+    [0x00201F, 0x002044],
+    [0x002046, 0x00207C],
+    [0x00207E, 0x00208C],
+    [0x00208E, 0x002307],
+    [0x00230B, 0x002328],
+    [0x00232A, 0x002767],
+    [0x002775, 0x0027C4],
+    [0x0027C6, 0x0027E5],
+    [0x0027EF, 0x002982],
+    [0x002998, 0x0029D7],
+    [0x0029DB, 0x0029FB],
+    [0x0029FD, 0x002E21],
+    [0x002E29, 0x002E41],
+    [0x002E43, 0x003007],
+    [0x003011, 0x003013],
+    [0x00301B, 0x00301C],
+    [0x00301E, 0x00DBFF],
+    [0x00E000, 0x00FD3E],
+    [0x00FD40, 0x00FE16],
+    [0x00FE18, 0x00FE34],
+    [0x00FE44, 0x00FE46],
+    [0x00FE48, 0x00FE58],
+    [0x00FE5E, 0x00FF07],
+    [0x00FF09, 0x00FF3A],
+    [0x00FF3C, 0x00FF5A],
+    [0x00FF5C, 0x00FF5E],
+    [0x00FF60, 0x00FF61],
+    [0x00FF63, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Open_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Open_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Ps}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Ps}"
+);
+testPropertyEscapes(
+  /^\P{gc=Open_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Open_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{gc=Ps}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Ps}"
+);
+testPropertyEscapes(
+  /^\P{Open_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{Open_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{Ps}+$/u,
+  nonMatchSymbols,
+  "\\P{Ps}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Other.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Other.js
new file mode 100644
index 0000000000000000000000000000000000000000..a7457f8e7cb94bf3ac3e28ccc427996574bb06ba
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Other.js
@@ -0,0 +1,1374 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Other`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AD,
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x000530,
+    0x000560,
+    0x000588,
+    0x000590,
+    0x0006DD,
+    0x00083F,
+    0x0008B5,
+    0x0008E2,
+    0x000984,
+    0x0009A9,
+    0x0009B1,
+    0x0009DE,
+    0x000A04,
+    0x000A29,
+    0x000A31,
+    0x000A34,
+    0x000A37,
+    0x000A3D,
+    0x000A5D,
+    0x000A84,
+    0x000A8E,
+    0x000A92,
+    0x000AA9,
+    0x000AB1,
+    0x000AB4,
+    0x000AC6,
+    0x000ACA,
+    0x000B04,
+    0x000B29,
+    0x000B31,
+    0x000B34,
+    0x000B5E,
+    0x000B84,
+    0x000B91,
+    0x000B9B,
+    0x000B9D,
+    0x000BC9,
+    0x000C04,
+    0x000C0D,
+    0x000C11,
+    0x000C29,
+    0x000C45,
+    0x000C49,
+    0x000C57,
+    0x000C84,
+    0x000C8D,
+    0x000C91,
+    0x000CA9,
+    0x000CB4,
+    0x000CC5,
+    0x000CC9,
+    0x000CDF,
+    0x000CF0,
+    0x000D04,
+    0x000D0D,
+    0x000D11,
+    0x000D45,
+    0x000D49,
+    0x000D84,
+    0x000DB2,
+    0x000DBC,
+    0x000DD5,
+    0x000DD7,
+    0x000E83,
+    0x000E89,
+    0x000E98,
+    0x000EA0,
+    0x000EA4,
+    0x000EA6,
+    0x000EAC,
+    0x000EBA,
+    0x000EC5,
+    0x000EC7,
+    0x000F48,
+    0x000F98,
+    0x000FBD,
+    0x000FCD,
+    0x0010C6,
+    0x001249,
+    0x001257,
+    0x001259,
+    0x001289,
+    0x0012B1,
+    0x0012BF,
+    0x0012C1,
+    0x0012D7,
+    0x001311,
+    0x00170D,
+    0x00176D,
+    0x001771,
+    0x00191F,
+    0x001A5F,
+    0x001CF7,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FC5,
+    0x001FDC,
+    0x001FF5,
+    0x001FFF,
+    0x00208F,
+    0x0023FF,
+    0x002BC9,
+    0x002C2F,
+    0x002C5F,
+    0x002D26,
+    0x002DA7,
+    0x002DAF,
+    0x002DB7,
+    0x002DBF,
+    0x002DC7,
+    0x002DCF,
+    0x002DD7,
+    0x002DDF,
+    0x002E9A,
+    0x003040,
+    0x00318F,
+    0x00321F,
+    0x0032FF,
+    0x00A7AF,
+    0x00A9CE,
+    0x00A9FF,
+    0x00AB27,
+    0x00AB2F,
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45,
+    0x00FE53,
+    0x00FE67,
+    0x00FE75,
+    0x00FFE7,
+    0x01000C,
+    0x010027,
+    0x01003B,
+    0x01003E,
+    0x01018F,
+    0x01039E,
+    0x010809,
+    0x010836,
+    0x010856,
+    0x0108F3,
+    0x010A04,
+    0x010A14,
+    0x010A18,
+    0x0110BD,
+    0x011135,
+    0x0111E0,
+    0x011212,
+    0x011287,
+    0x011289,
+    0x01128E,
+    0x01129E,
+    0x011304,
+    0x011329,
+    0x011331,
+    0x011334,
+    0x01145A,
+    0x01145C,
+    0x011C09,
+    0x011C37,
+    0x011CA8,
+    0x01246F,
+    0x016A5F,
+    0x016B5A,
+    0x016B62,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01DAA0,
+    0x01E007,
+    0x01E022,
+    0x01E025,
+    0x01EE04,
+    0x01EE20,
+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA,
+    0x01F0C0,
+    0x01F0D0,
+    0x01F12F,
+    0x01F91F,
+    0x01F93F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00001F],
+    [0x00007F, 0x00009F],
+    [0x000378, 0x000379],
+    [0x000380, 0x000383],
+    [0x000557, 0x000558],
+    [0x00058B, 0x00058C],
+    [0x0005C8, 0x0005CF],
+    [0x0005EB, 0x0005EF],
+    [0x0005F5, 0x000605],
+    [0x00061C, 0x00061D],
+    [0x00070E, 0x00070F],
+    [0x00074B, 0x00074C],
+    [0x0007B2, 0x0007BF],
+    [0x0007FB, 0x0007FF],
+    [0x00082E, 0x00082F],
+    [0x00085C, 0x00085D],
+    [0x00085F, 0x00089F],
+    [0x0008BE, 0x0008D3],
+    [0x00098D, 0x00098E],
+    [0x000991, 0x000992],
+    [0x0009B3, 0x0009B5],
+    [0x0009BA, 0x0009BB],
+    [0x0009C5, 0x0009C6],
+    [0x0009C9, 0x0009CA],
+    [0x0009CF, 0x0009D6],
+    [0x0009D8, 0x0009DB],
+    [0x0009E4, 0x0009E5],
+    [0x0009FC, 0x000A00],
+    [0x000A0B, 0x000A0E],
+    [0x000A11, 0x000A12],
+    [0x000A3A, 0x000A3B],
+    [0x000A43, 0x000A46],
+    [0x000A49, 0x000A4A],
+    [0x000A4E, 0x000A50],
+    [0x000A52, 0x000A58],
+    [0x000A5F, 0x000A65],
+    [0x000A76, 0x000A80],
+    [0x000ABA, 0x000ABB],
+    [0x000ACE, 0x000ACF],
+    [0x000AD1, 0x000ADF],
+    [0x000AE4, 0x000AE5],
+    [0x000AF2, 0x000AF8],
+    [0x000AFA, 0x000B00],
+    [0x000B0D, 0x000B0E],
+    [0x000B11, 0x000B12],
+    [0x000B3A, 0x000B3B],
+    [0x000B45, 0x000B46],
+    [0x000B49, 0x000B4A],
+    [0x000B4E, 0x000B55],
+    [0x000B58, 0x000B5B],
+    [0x000B64, 0x000B65],
+    [0x000B78, 0x000B81],
+    [0x000B8B, 0x000B8D],
+    [0x000B96, 0x000B98],
+    [0x000BA0, 0x000BA2],
+    [0x000BA5, 0x000BA7],
+    [0x000BAB, 0x000BAD],
+    [0x000BBA, 0x000BBD],
+    [0x000BC3, 0x000BC5],
+    [0x000BCE, 0x000BCF],
+    [0x000BD1, 0x000BD6],
+    [0x000BD8, 0x000BE5],
+    [0x000BFB, 0x000BFF],
+    [0x000C3A, 0x000C3C],
+    [0x000C4E, 0x000C54],
+    [0x000C5B, 0x000C5F],
+    [0x000C64, 0x000C65],
+    [0x000C70, 0x000C77],
+    [0x000CBA, 0x000CBB],
+    [0x000CCE, 0x000CD4],
+    [0x000CD7, 0x000CDD],
+    [0x000CE4, 0x000CE5],
+    [0x000CF3, 0x000D00],
+    [0x000D3B, 0x000D3C],
+    [0x000D50, 0x000D53],
+    [0x000D64, 0x000D65],
+    [0x000D80, 0x000D81],
+    [0x000D97, 0x000D99],
+    [0x000DBE, 0x000DBF],
+    [0x000DC7, 0x000DC9],
+    [0x000DCB, 0x000DCE],
+    [0x000DE0, 0x000DE5],
+    [0x000DF0, 0x000DF1],
+    [0x000DF5, 0x000E00],
+    [0x000E3B, 0x000E3E],
+    [0x000E5C, 0x000E80],
+    [0x000E85, 0x000E86],
+    [0x000E8B, 0x000E8C],
+    [0x000E8E, 0x000E93],
+    [0x000EA8, 0x000EA9],
+    [0x000EBE, 0x000EBF],
+    [0x000ECE, 0x000ECF],
+    [0x000EDA, 0x000EDB],
+    [0x000EE0, 0x000EFF],
+    [0x000F6D, 0x000F70],
+    [0x000FDB, 0x000FFF],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x0010CF],
+    [0x00124E, 0x00124F],
+    [0x00125E, 0x00125F],
+    [0x00128E, 0x00128F],
+    [0x0012B6, 0x0012B7],
+    [0x0012C6, 0x0012C7],
+    [0x001316, 0x001317],
+    [0x00135B, 0x00135C],
+    [0x00137D, 0x00137F],
+    [0x00139A, 0x00139F],
+    [0x0013F6, 0x0013F7],
+    [0x0013FE, 0x0013FF],
+    [0x00169D, 0x00169F],
+    [0x0016F9, 0x0016FF],
+    [0x001715, 0x00171F],
+    [0x001737, 0x00173F],
+    [0x001754, 0x00175F],
+    [0x001774, 0x00177F],
+    [0x0017DE, 0x0017DF],
+    [0x0017EA, 0x0017EF],
+    [0x0017FA, 0x0017FF],
+    [0x00180E, 0x00180F],
+    [0x00181A, 0x00181F],
+    [0x001878, 0x00187F],
+    [0x0018AB, 0x0018AF],
+    [0x0018F6, 0x0018FF],
+    [0x00192C, 0x00192F],
+    [0x00193C, 0x00193F],
+    [0x001941, 0x001943],
+    [0x00196E, 0x00196F],
+    [0x001975, 0x00197F],
+    [0x0019AC, 0x0019AF],
+    [0x0019CA, 0x0019CF],
+    [0x0019DB, 0x0019DD],
+    [0x001A1C, 0x001A1D],
+    [0x001A7D, 0x001A7E],
+    [0x001A8A, 0x001A8F],
+    [0x001A9A, 0x001A9F],
+    [0x001AAE, 0x001AAF],
+    [0x001ABF, 0x001AFF],
+    [0x001B4C, 0x001B4F],
+    [0x001B7D, 0x001B7F],
+    [0x001BF4, 0x001BFB],
+    [0x001C38, 0x001C3A],
+    [0x001C4A, 0x001C4C],
+    [0x001C89, 0x001CBF],
+    [0x001CC8, 0x001CCF],
+    [0x001CFA, 0x001CFF],
+    [0x001DF6, 0x001DFA],
+    [0x001F16, 0x001F17],
+    [0x001F1E, 0x001F1F],
+    [0x001F46, 0x001F47],
+    [0x001F4E, 0x001F4F],
+    [0x001F7E, 0x001F7F],
+    [0x001FD4, 0x001FD5],
+    [0x001FF0, 0x001FF1],
+    [0x00200B, 0x00200F],
+    [0x00202A, 0x00202E],
+    [0x002060, 0x00206F],
+    [0x002072, 0x002073],
+    [0x00209D, 0x00209F],
+    [0x0020BF, 0x0020CF],
+    [0x0020F1, 0x0020FF],
+    [0x00218C, 0x00218F],
+    [0x002427, 0x00243F],
+    [0x00244B, 0x00245F],
+    [0x002B74, 0x002B75],
+    [0x002B96, 0x002B97],
+    [0x002BBA, 0x002BBC],
+    [0x002BD2, 0x002BEB],
+    [0x002BF0, 0x002BFF],
+    [0x002CF4, 0x002CF8],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x002D2F],
+    [0x002D68, 0x002D6E],
+    [0x002D71, 0x002D7E],
+    [0x002D97, 0x002D9F],
+    [0x002E45, 0x002E7F],
+    [0x002EF4, 0x002EFF],
+    [0x002FD6, 0x002FEF],
+    [0x002FFC, 0x002FFF],
+    [0x003097, 0x003098],
+    [0x003100, 0x003104],
+    [0x00312E, 0x003130],
+    [0x0031BB, 0x0031BF],
+    [0x0031E4, 0x0031EF],
+    [0x004DB6, 0x004DBF],
+    [0x009FD6, 0x009FFF],
+    [0x00A48D, 0x00A48F],
+    [0x00A4C7, 0x00A4CF],
+    [0x00A62C, 0x00A63F],
+    [0x00A6F8, 0x00A6FF],
+    [0x00A7B8, 0x00A7F6],
+    [0x00A82C, 0x00A82F],
+    [0x00A83A, 0x00A83F],
+    [0x00A878, 0x00A87F],
+    [0x00A8C6, 0x00A8CD],
+    [0x00A8DA, 0x00A8DF],
+    [0x00A8FE, 0x00A8FF],
+    [0x00A954, 0x00A95E],
+    [0x00A97D, 0x00A97F],
+    [0x00A9DA, 0x00A9DD],
+    [0x00AA37, 0x00AA3F],
+    [0x00AA4E, 0x00AA4F],
+    [0x00AA5A, 0x00AA5B],
+    [0x00AAC3, 0x00AADA],
+    [0x00AAF7, 0x00AB00],
+    [0x00AB07, 0x00AB08],
+    [0x00AB0F, 0x00AB10],
+    [0x00AB17, 0x00AB1F],
+    [0x00AB66, 0x00AB6F],
+    [0x00ABEE, 0x00ABEF],
+    [0x00ABFA, 0x00ABFF],
+    [0x00D7A4, 0x00D7AF],
+    [0x00D7C7, 0x00D7CA],
+    [0x00D7FC, 0x00DBFF],
+    [0x00E000, 0x00F8FF],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FB1C],
+    [0x00FBC2, 0x00FBD2],
+    [0x00FD40, 0x00FD4F],
+    [0x00FD90, 0x00FD91],
+    [0x00FDC8, 0x00FDEF],
+    [0x00FDFE, 0x00FDFF],
+    [0x00FE1A, 0x00FE1F],
+    [0x00FE6C, 0x00FE6F],
+    [0x00FEFD, 0x00FF00],
+    [0x00FFBF, 0x00FFC1],
+    [0x00FFC8, 0x00FFC9],
+    [0x00FFD0, 0x00FFD1],
+    [0x00FFD8, 0x00FFD9],
+    [0x00FFDD, 0x00FFDF],
+    [0x00FFEF, 0x00FFFB],
+    [0x00FFFE, 0x00FFFF],
+    [0x01004E, 0x01004F],
+    [0x01005E, 0x01007F],
+    [0x0100FB, 0x0100FF],
+    [0x010103, 0x010106],
+    [0x010134, 0x010136],
+    [0x01019C, 0x01019F],
+    [0x0101A1, 0x0101CF],
+    [0x0101FE, 0x01027F],
+    [0x01029D, 0x01029F],
+    [0x0102D1, 0x0102DF],
+    [0x0102FC, 0x0102FF],
+    [0x010324, 0x01032F],
+    [0x01034B, 0x01034F],
+    [0x01037B, 0x01037F],
+    [0x0103C4, 0x0103C7],
+    [0x0103D6, 0x0103FF],
+    [0x01049E, 0x01049F],
+    [0x0104AA, 0x0104AF],
+    [0x0104D4, 0x0104D7],
+    [0x0104FC, 0x0104FF],
+    [0x010528, 0x01052F],
+    [0x010564, 0x01056E],
+    [0x010570, 0x0105FF],
+    [0x010737, 0x01073F],
+    [0x010756, 0x01075F],
+    [0x010768, 0x0107FF],
+    [0x010806, 0x010807],
+    [0x010839, 0x01083B],
+    [0x01083D, 0x01083E],
+    [0x01089F, 0x0108A6],
+    [0x0108B0, 0x0108DF],
+    [0x0108F6, 0x0108FA],
+    [0x01091C, 0x01091E],
+    [0x01093A, 0x01093E],
+    [0x010940, 0x01097F],
+    [0x0109B8, 0x0109BB],
+    [0x0109D0, 0x0109D1],
+    [0x010A07, 0x010A0B],
+    [0x010A34, 0x010A37],
+    [0x010A3B, 0x010A3E],
+    [0x010A48, 0x010A4F],
+    [0x010A59, 0x010A5F],
+    [0x010AA0, 0x010ABF],
+    [0x010AE7, 0x010AEA],
+    [0x010AF7, 0x010AFF],
+    [0x010B36, 0x010B38],
+    [0x010B56, 0x010B57],
+    [0x010B73, 0x010B77],
+    [0x010B92, 0x010B98],
+    [0x010B9D, 0x010BA8],
+    [0x010BB0, 0x010BFF],
+    [0x010C49, 0x010C7F],
+    [0x010CB3, 0x010CBF],
+    [0x010CF3, 0x010CF9],
+    [0x010D00, 0x010E5F],
+    [0x010E7F, 0x010FFF],
+    [0x01104E, 0x011051],
+    [0x011070, 0x01107E],
+    [0x0110C2, 0x0110CF],
+    [0x0110E9, 0x0110EF],
+    [0x0110FA, 0x0110FF],
+    [0x011144, 0x01114F],
+    [0x011177, 0x01117F],
+    [0x0111CE, 0x0111CF],
+    [0x0111F5, 0x0111FF],
+    [0x01123F, 0x01127F],
+    [0x0112AA, 0x0112AF],
+    [0x0112EB, 0x0112EF],
+    [0x0112FA, 0x0112FF],
+    [0x01130D, 0x01130E],
+    [0x011311, 0x011312],
+    [0x01133A, 0x01133B],
+    [0x011345, 0x011346],
+    [0x011349, 0x01134A],
+    [0x01134E, 0x01134F],
+    [0x011351, 0x011356],
+    [0x011358, 0x01135C],
+    [0x011364, 0x011365],
+    [0x01136D, 0x01136F],
+    [0x011375, 0x0113FF],
+    [0x01145E, 0x01147F],
+    [0x0114C8, 0x0114CF],
+    [0x0114DA, 0x01157F],
+    [0x0115B6, 0x0115B7],
+    [0x0115DE, 0x0115FF],
+    [0x011645, 0x01164F],
+    [0x01165A, 0x01165F],
+    [0x01166D, 0x01167F],
+    [0x0116B8, 0x0116BF],
+    [0x0116CA, 0x0116FF],
+    [0x01171A, 0x01171C],
+    [0x01172C, 0x01172F],
+    [0x011740, 0x01189F],
+    [0x0118F3, 0x0118FE],
+    [0x011900, 0x011ABF],
+    [0x011AF9, 0x011BFF],
+    [0x011C46, 0x011C4F],
+    [0x011C6D, 0x011C6F],
+    [0x011C90, 0x011C91],
+    [0x011CB7, 0x011FFF],
+    [0x01239A, 0x0123FF],
+    [0x012475, 0x01247F],
+    [0x012544, 0x012FFF],
+    [0x01342F, 0x0143FF],
+    [0x014647, 0x0167FF],
+    [0x016A39, 0x016A3F],
+    [0x016A6A, 0x016A6D],
+    [0x016A70, 0x016ACF],
+    [0x016AEE, 0x016AEF],
+    [0x016AF6, 0x016AFF],
+    [0x016B46, 0x016B4F],
+    [0x016B78, 0x016B7C],
+    [0x016B90, 0x016EFF],
+    [0x016F45, 0x016F4F],
+    [0x016F7F, 0x016F8E],
+    [0x016FA0, 0x016FDF],
+    [0x016FE1, 0x016FFF],
+    [0x0187ED, 0x0187FF],
+    [0x018AF3, 0x01AFFF],
+    [0x01B002, 0x01BBFF],
+    [0x01BC6B, 0x01BC6F],
+    [0x01BC7D, 0x01BC7F],
+    [0x01BC89, 0x01BC8F],
+    [0x01BC9A, 0x01BC9B],
+    [0x01BCA0, 0x01CFFF],
+    [0x01D0F6, 0x01D0FF],
+    [0x01D127, 0x01D128],
+    [0x01D173, 0x01D17A],
+    [0x01D1E9, 0x01D1FF],
+    [0x01D246, 0x01D2FF],
+    [0x01D357, 0x01D35F],
+    [0x01D372, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01D7CD],
+    [0x01DA8C, 0x01DA9A],
+    [0x01DAB0, 0x01DFFF],
+    [0x01E019, 0x01E01A],
+    [0x01E02B, 0x01E7FF],
+    [0x01E8C5, 0x01E8C6],
+    [0x01E8D7, 0x01E8FF],
+    [0x01E94B, 0x01E94F],
+    [0x01E95A, 0x01E95D],
+    [0x01E960, 0x01EDFF],
+    [0x01EE25, 0x01EE26],
+    [0x01EE3C, 0x01EE41],
+    [0x01EE43, 0x01EE46],
+    [0x01EE55, 0x01EE56],
+    [0x01EE65, 0x01EE66],
+    [0x01EE9C, 0x01EEA0],
+    [0x01EEBC, 0x01EEEF],
+    [0x01EEF2, 0x01EFFF],
+    [0x01F02C, 0x01F02F],
+    [0x01F094, 0x01F09F],
+    [0x01F0AF, 0x01F0B0],
+    [0x01F0F6, 0x01F0FF],
+    [0x01F10D, 0x01F10F],
+    [0x01F16C, 0x01F16F],
+    [0x01F1AD, 0x01F1E5],
+    [0x01F203, 0x01F20F],
+    [0x01F23C, 0x01F23F],
+    [0x01F249, 0x01F24F],
+    [0x01F252, 0x01F2FF],
+    [0x01F6D3, 0x01F6DF],
+    [0x01F6ED, 0x01F6EF],
+    [0x01F6F7, 0x01F6FF],
+    [0x01F774, 0x01F77F],
+    [0x01F7D5, 0x01F7FF],
+    [0x01F80C, 0x01F80F],
+    [0x01F848, 0x01F84F],
+    [0x01F85A, 0x01F85F],
+    [0x01F888, 0x01F88F],
+    [0x01F8AE, 0x01F90F],
+    [0x01F928, 0x01F92F],
+    [0x01F931, 0x01F932],
+    [0x01F94C, 0x01F94F],
+    [0x01F95F, 0x01F97F],
+    [0x01F992, 0x01F9BF],
+    [0x01F9C1, 0x01FFFF],
+    [0x02A6D7, 0x02A6FF],
+    [0x02B735, 0x02B73F],
+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x02F7FF],
+    [0x02FA1E, 0x0E00FF],
+    [0x0E01F0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Other}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Other}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=C}+$/u,
+  matchSymbols,
+  "\\p{General_Category=C}"
+);
+testPropertyEscapes(
+  /^\p{gc=Other}+$/u,
+  matchSymbols,
+  "\\p{gc=Other}"
+);
+testPropertyEscapes(
+  /^\p{gc=C}+$/u,
+  matchSymbols,
+  "\\p{gc=C}"
+);
+testPropertyEscapes(
+  /^\p{Other}+$/u,
+  matchSymbols,
+  "\\p{Other}"
+);
+testPropertyEscapes(
+  /^\p{C}+$/u,
+  matchSymbols,
+  "\\p{C}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00038C,
+    0x00085E,
+    0x0009B2,
+    0x0009D7,
+    0x000A3C,
+    0x000A51,
+    0x000A5E,
+    0x000AD0,
+    0x000AF9,
+    0x000B9C,
+    0x000BD0,
+    0x000BD7,
+    0x000CDE,
+    0x000DBD,
+    0x000DCA,
+    0x000DD6,
+    0x000E84,
+    0x000E8A,
+    0x000E8D,
+    0x000EA5,
+    0x000EA7,
+    0x000EC6,
+    0x0010C7,
+    0x0010CD,
+    0x001258,
+    0x0012C0,
+    0x001940,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x002D27,
+    0x002D2D,
+    0x00FB3E,
+    0x0101A0,
+    0x01056F,
+    0x010808,
+    0x01083C,
+    0x01093F,
+    0x011288,
+    0x011350,
+    0x011357,
+    0x01145B,
+    0x01145D,
+    0x0118FF,
+    0x016FE0,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546,
+    0x01EE24,
+    0x01EE27,
+    0x01EE39,
+    0x01EE3B,
+    0x01EE42,
+    0x01EE47,
+    0x01EE49,
+    0x01EE4B,
+    0x01EE54,
+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E,
+    0x01F930,
+    0x01F9C0
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000020, 0x00007E],
+    [0x0000A0, 0x0000AC],
+    [0x0000AE, 0x000377],
+    [0x00037A, 0x00037F],
+    [0x000384, 0x00038A],
+    [0x00038E, 0x0003A1],
+    [0x0003A3, 0x00052F],
+    [0x000531, 0x000556],
+    [0x000559, 0x00055F],
+    [0x000561, 0x000587],
+    [0x000589, 0x00058A],
+    [0x00058D, 0x00058F],
+    [0x000591, 0x0005C7],
+    [0x0005D0, 0x0005EA],
+    [0x0005F0, 0x0005F4],
+    [0x000606, 0x00061B],
+    [0x00061E, 0x0006DC],
+    [0x0006DE, 0x00070D],
+    [0x000710, 0x00074A],
+    [0x00074D, 0x0007B1],
+    [0x0007C0, 0x0007FA],
+    [0x000800, 0x00082D],
+    [0x000830, 0x00083E],
+    [0x000840, 0x00085B],
+    [0x0008A0, 0x0008B4],
+    [0x0008B6, 0x0008BD],
+    [0x0008D4, 0x0008E1],
+    [0x0008E3, 0x000983],
+    [0x000985, 0x00098C],
+    [0x00098F, 0x000990],
+    [0x000993, 0x0009A8],
+    [0x0009AA, 0x0009B0],
+    [0x0009B6, 0x0009B9],
+    [0x0009BC, 0x0009C4],
+    [0x0009C7, 0x0009C8],
+    [0x0009CB, 0x0009CE],
+    [0x0009DC, 0x0009DD],
+    [0x0009DF, 0x0009E3],
+    [0x0009E6, 0x0009FB],
+    [0x000A01, 0x000A03],
+    [0x000A05, 0x000A0A],
+    [0x000A0F, 0x000A10],
+    [0x000A13, 0x000A28],
+    [0x000A2A, 0x000A30],
+    [0x000A32, 0x000A33],
+    [0x000A35, 0x000A36],
+    [0x000A38, 0x000A39],
+    [0x000A3E, 0x000A42],
+    [0x000A47, 0x000A48],
+    [0x000A4B, 0x000A4D],
+    [0x000A59, 0x000A5C],
+    [0x000A66, 0x000A75],
+    [0x000A81, 0x000A83],
+    [0x000A85, 0x000A8D],
+    [0x000A8F, 0x000A91],
+    [0x000A93, 0x000AA8],
+    [0x000AAA, 0x000AB0],
+    [0x000AB2, 0x000AB3],
+    [0x000AB5, 0x000AB9],
+    [0x000ABC, 0x000AC5],
+    [0x000AC7, 0x000AC9],
+    [0x000ACB, 0x000ACD],
+    [0x000AE0, 0x000AE3],
+    [0x000AE6, 0x000AF1],
+    [0x000B01, 0x000B03],
+    [0x000B05, 0x000B0C],
+    [0x000B0F, 0x000B10],
+    [0x000B13, 0x000B28],
+    [0x000B2A, 0x000B30],
+    [0x000B32, 0x000B33],
+    [0x000B35, 0x000B39],
+    [0x000B3C, 0x000B44],
+    [0x000B47, 0x000B48],
+    [0x000B4B, 0x000B4D],
+    [0x000B56, 0x000B57],
+    [0x000B5C, 0x000B5D],
+    [0x000B5F, 0x000B63],
+    [0x000B66, 0x000B77],
+    [0x000B82, 0x000B83],
+    [0x000B85, 0x000B8A],
+    [0x000B8E, 0x000B90],
+    [0x000B92, 0x000B95],
+    [0x000B99, 0x000B9A],
+    [0x000B9E, 0x000B9F],
+    [0x000BA3, 0x000BA4],
+    [0x000BA8, 0x000BAA],
+    [0x000BAE, 0x000BB9],
+    [0x000BBE, 0x000BC2],
+    [0x000BC6, 0x000BC8],
+    [0x000BCA, 0x000BCD],
+    [0x000BE6, 0x000BFA],
+    [0x000C00, 0x000C03],
+    [0x000C05, 0x000C0C],
+    [0x000C0E, 0x000C10],
+    [0x000C12, 0x000C28],
+    [0x000C2A, 0x000C39],
+    [0x000C3D, 0x000C44],
+    [0x000C46, 0x000C48],
+    [0x000C4A, 0x000C4D],
+    [0x000C55, 0x000C56],
+    [0x000C58, 0x000C5A],
+    [0x000C60, 0x000C63],
+    [0x000C66, 0x000C6F],
+    [0x000C78, 0x000C83],
+    [0x000C85, 0x000C8C],
+    [0x000C8E, 0x000C90],
+    [0x000C92, 0x000CA8],
+    [0x000CAA, 0x000CB3],
+    [0x000CB5, 0x000CB9],
+    [0x000CBC, 0x000CC4],
+    [0x000CC6, 0x000CC8],
+    [0x000CCA, 0x000CCD],
+    [0x000CD5, 0x000CD6],
+    [0x000CE0, 0x000CE3],
+    [0x000CE6, 0x000CEF],
+    [0x000CF1, 0x000CF2],
+    [0x000D01, 0x000D03],
+    [0x000D05, 0x000D0C],
+    [0x000D0E, 0x000D10],
+    [0x000D12, 0x000D3A],
+    [0x000D3D, 0x000D44],
+    [0x000D46, 0x000D48],
+    [0x000D4A, 0x000D4F],
+    [0x000D54, 0x000D63],
+    [0x000D66, 0x000D7F],
+    [0x000D82, 0x000D83],
+    [0x000D85, 0x000D96],
+    [0x000D9A, 0x000DB1],
+    [0x000DB3, 0x000DBB],
+    [0x000DC0, 0x000DC6],
+    [0x000DCF, 0x000DD4],
+    [0x000DD8, 0x000DDF],
+    [0x000DE6, 0x000DEF],
+    [0x000DF2, 0x000DF4],
+    [0x000E01, 0x000E3A],
+    [0x000E3F, 0x000E5B],
+    [0x000E81, 0x000E82],
+    [0x000E87, 0x000E88],
+    [0x000E94, 0x000E97],
+    [0x000E99, 0x000E9F],
+    [0x000EA1, 0x000EA3],
+    [0x000EAA, 0x000EAB],
+    [0x000EAD, 0x000EB9],
+    [0x000EBB, 0x000EBD],
+    [0x000EC0, 0x000EC4],
+    [0x000EC8, 0x000ECD],
+    [0x000ED0, 0x000ED9],
+    [0x000EDC, 0x000EDF],
+    [0x000F00, 0x000F47],
+    [0x000F49, 0x000F6C],
+    [0x000F71, 0x000F97],
+    [0x000F99, 0x000FBC],
+    [0x000FBE, 0x000FCC],
+    [0x000FCE, 0x000FDA],
+    [0x001000, 0x0010C5],
+    [0x0010D0, 0x001248],
+    [0x00124A, 0x00124D],
+    [0x001250, 0x001256],
+    [0x00125A, 0x00125D],
+    [0x001260, 0x001288],
+    [0x00128A, 0x00128D],
+    [0x001290, 0x0012B0],
+    [0x0012B2, 0x0012B5],
+    [0x0012B8, 0x0012BE],
+    [0x0012C2, 0x0012C5],
+    [0x0012C8, 0x0012D6],
+    [0x0012D8, 0x001310],
+    [0x001312, 0x001315],
+    [0x001318, 0x00135A],
+    [0x00135D, 0x00137C],
+    [0x001380, 0x001399],
+    [0x0013A0, 0x0013F5],
+    [0x0013F8, 0x0013FD],
+    [0x001400, 0x00169C],
+    [0x0016A0, 0x0016F8],
+    [0x001700, 0x00170C],
+    [0x00170E, 0x001714],
+    [0x001720, 0x001736],
+    [0x001740, 0x001753],
+    [0x001760, 0x00176C],
+    [0x00176E, 0x001770],
+    [0x001772, 0x001773],
+    [0x001780, 0x0017DD],
+    [0x0017E0, 0x0017E9],
+    [0x0017F0, 0x0017F9],
+    [0x001800, 0x00180D],
+    [0x001810, 0x001819],
+    [0x001820, 0x001877],
+    [0x001880, 0x0018AA],
+    [0x0018B0, 0x0018F5],
+    [0x001900, 0x00191E],
+    [0x001920, 0x00192B],
+    [0x001930, 0x00193B],
+    [0x001944, 0x00196D],
+    [0x001970, 0x001974],
+    [0x001980, 0x0019AB],
+    [0x0019B0, 0x0019C9],
+    [0x0019D0, 0x0019DA],
+    [0x0019DE, 0x001A1B],
+    [0x001A1E, 0x001A5E],
+    [0x001A60, 0x001A7C],
+    [0x001A7F, 0x001A89],
+    [0x001A90, 0x001A99],
+    [0x001AA0, 0x001AAD],
+    [0x001AB0, 0x001ABE],
+    [0x001B00, 0x001B4B],
+    [0x001B50, 0x001B7C],
+    [0x001B80, 0x001BF3],
+    [0x001BFC, 0x001C37],
+    [0x001C3B, 0x001C49],
+    [0x001C4D, 0x001C88],
+    [0x001CC0, 0x001CC7],
+    [0x001CD0, 0x001CF6],
+    [0x001CF8, 0x001CF9],
+    [0x001D00, 0x001DF5],
+    [0x001DFB, 0x001F15],
+    [0x001F18, 0x001F1D],
+    [0x001F20, 0x001F45],
+    [0x001F48, 0x001F4D],
+    [0x001F50, 0x001F57],
+    [0x001F5F, 0x001F7D],
+    [0x001F80, 0x001FB4],
+    [0x001FB6, 0x001FC4],
+    [0x001FC6, 0x001FD3],
+    [0x001FD6, 0x001FDB],
+    [0x001FDD, 0x001FEF],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FFE],
+    [0x002000, 0x00200A],
+    [0x002010, 0x002029],
+    [0x00202F, 0x00205F],
+    [0x002070, 0x002071],
+    [0x002074, 0x00208E],
+    [0x002090, 0x00209C],
+    [0x0020A0, 0x0020BE],
+    [0x0020D0, 0x0020F0],
+    [0x002100, 0x00218B],
+    [0x002190, 0x0023FE],
+    [0x002400, 0x002426],
+    [0x002440, 0x00244A],
+    [0x002460, 0x002B73],
+    [0x002B76, 0x002B95],
+    [0x002B98, 0x002BB9],
+    [0x002BBD, 0x002BC8],
+    [0x002BCA, 0x002BD1],
+    [0x002BEC, 0x002BEF],
+    [0x002C00, 0x002C2E],
+    [0x002C30, 0x002C5E],
+    [0x002C60, 0x002CF3],
+    [0x002CF9, 0x002D25],
+    [0x002D30, 0x002D67],
+    [0x002D6F, 0x002D70],
+    [0x002D7F, 0x002D96],
+    [0x002DA0, 0x002DA6],
+    [0x002DA8, 0x002DAE],
+    [0x002DB0, 0x002DB6],
+    [0x002DB8, 0x002DBE],
+    [0x002DC0, 0x002DC6],
+    [0x002DC8, 0x002DCE],
+    [0x002DD0, 0x002DD6],
+    [0x002DD8, 0x002DDE],
+    [0x002DE0, 0x002E44],
+    [0x002E80, 0x002E99],
+    [0x002E9B, 0x002EF3],
+    [0x002F00, 0x002FD5],
+    [0x002FF0, 0x002FFB],
+    [0x003000, 0x00303F],
+    [0x003041, 0x003096],
+    [0x003099, 0x0030FF],
+    [0x003105, 0x00312D],
+    [0x003131, 0x00318E],
+    [0x003190, 0x0031BA],
+    [0x0031C0, 0x0031E3],
+    [0x0031F0, 0x00321E],
+    [0x003220, 0x0032FE],
+    [0x003300, 0x004DB5],
+    [0x004DC0, 0x009FD5],
+    [0x00A000, 0x00A48C],
+    [0x00A490, 0x00A4C6],
+    [0x00A4D0, 0x00A62B],
+    [0x00A640, 0x00A6F7],
+    [0x00A700, 0x00A7AE],
+    [0x00A7B0, 0x00A7B7],
+    [0x00A7F7, 0x00A82B],
+    [0x00A830, 0x00A839],
+    [0x00A840, 0x00A877],
+    [0x00A880, 0x00A8C5],
+    [0x00A8CE, 0x00A8D9],
+    [0x00A8E0, 0x00A8FD],
+    [0x00A900, 0x00A953],
+    [0x00A95F, 0x00A97C],
+    [0x00A980, 0x00A9CD],
+    [0x00A9CF, 0x00A9D9],
+    [0x00A9DE, 0x00A9FE],
+    [0x00AA00, 0x00AA36],
+    [0x00AA40, 0x00AA4D],
+    [0x00AA50, 0x00AA59],
+    [0x00AA5C, 0x00AAC2],
+    [0x00AADB, 0x00AAF6],
+    [0x00AB01, 0x00AB06],
+    [0x00AB09, 0x00AB0E],
+    [0x00AB11, 0x00AB16],
+    [0x00AB20, 0x00AB26],
+    [0x00AB28, 0x00AB2E],
+    [0x00AB30, 0x00AB65],
+    [0x00AB70, 0x00ABED],
+    [0x00ABF0, 0x00ABF9],
+    [0x00AC00, 0x00D7A3],
+    [0x00D7B0, 0x00D7C6],
+    [0x00D7CB, 0x00D7FB],
+    [0x00F900, 0x00FA6D],
+    [0x00FA70, 0x00FAD9],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FB1D, 0x00FB36],
+    [0x00FB38, 0x00FB3C],
+    [0x00FB40, 0x00FB41],
+    [0x00FB43, 0x00FB44],
+    [0x00FB46, 0x00FBC1],
+    [0x00FBD3, 0x00FD3F],
+    [0x00FD50, 0x00FD8F],
+    [0x00FD92, 0x00FDC7],
+    [0x00FDF0, 0x00FDFD],
+    [0x00FE00, 0x00FE19],
+    [0x00FE20, 0x00FE52],
+    [0x00FE54, 0x00FE66],
+    [0x00FE68, 0x00FE6B],
+    [0x00FE70, 0x00FE74],
+    [0x00FE76, 0x00FEFC],
+    [0x00FF01, 0x00FFBE],
+    [0x00FFC2, 0x00FFC7],
+    [0x00FFCA, 0x00FFCF],
+    [0x00FFD2, 0x00FFD7],
+    [0x00FFDA, 0x00FFDC],
+    [0x00FFE0, 0x00FFE6],
+    [0x00FFE8, 0x00FFEE],
+    [0x00FFFC, 0x00FFFD],
+    [0x010000, 0x01000B],
+    [0x01000D, 0x010026],
+    [0x010028, 0x01003A],
+    [0x01003C, 0x01003D],
+    [0x01003F, 0x01004D],
+    [0x010050, 0x01005D],
+    [0x010080, 0x0100FA],
+    [0x010100, 0x010102],
+    [0x010107, 0x010133],
+    [0x010137, 0x01018E],
+    [0x010190, 0x01019B],
+    [0x0101D0, 0x0101FD],
+    [0x010280, 0x01029C],
+    [0x0102A0, 0x0102D0],
+    [0x0102E0, 0x0102FB],
+    [0x010300, 0x010323],
+    [0x010330, 0x01034A],
+    [0x010350, 0x01037A],
+    [0x010380, 0x01039D],
+    [0x01039F, 0x0103C3],
+    [0x0103C8, 0x0103D5],
+    [0x010400, 0x01049D],
+    [0x0104A0, 0x0104A9],
+    [0x0104B0, 0x0104D3],
+    [0x0104D8, 0x0104FB],
+    [0x010500, 0x010527],
+    [0x010530, 0x010563],
+    [0x010600, 0x010736],
+    [0x010740, 0x010755],
+    [0x010760, 0x010767],
+    [0x010800, 0x010805],
+    [0x01080A, 0x010835],
+    [0x010837, 0x010838],
+    [0x01083F, 0x010855],
+    [0x010857, 0x01089E],
+    [0x0108A7, 0x0108AF],
+    [0x0108E0, 0x0108F2],
+    [0x0108F4, 0x0108F5],
+    [0x0108FB, 0x01091B],
+    [0x01091F, 0x010939],
+    [0x010980, 0x0109B7],
+    [0x0109BC, 0x0109CF],
+    [0x0109D2, 0x010A03],
+    [0x010A05, 0x010A06],
+    [0x010A0C, 0x010A13],
+    [0x010A15, 0x010A17],
+    [0x010A19, 0x010A33],
+    [0x010A38, 0x010A3A],
+    [0x010A3F, 0x010A47],
+    [0x010A50, 0x010A58],
+    [0x010A60, 0x010A9F],
+    [0x010AC0, 0x010AE6],
+    [0x010AEB, 0x010AF6],
+    [0x010B00, 0x010B35],
+    [0x010B39, 0x010B55],
+    [0x010B58, 0x010B72],
+    [0x010B78, 0x010B91],
+    [0x010B99, 0x010B9C],
+    [0x010BA9, 0x010BAF],
+    [0x010C00, 0x010C48],
+    [0x010C80, 0x010CB2],
+    [0x010CC0, 0x010CF2],
+    [0x010CFA, 0x010CFF],
+    [0x010E60, 0x010E7E],
+    [0x011000, 0x01104D],
+    [0x011052, 0x01106F],
+    [0x01107F, 0x0110BC],
+    [0x0110BE, 0x0110C1],
+    [0x0110D0, 0x0110E8],
+    [0x0110F0, 0x0110F9],
+    [0x011100, 0x011134],
+    [0x011136, 0x011143],
+    [0x011150, 0x011176],
+    [0x011180, 0x0111CD],
+    [0x0111D0, 0x0111DF],
+    [0x0111E1, 0x0111F4],
+    [0x011200, 0x011211],
+    [0x011213, 0x01123E],
+    [0x011280, 0x011286],
+    [0x01128A, 0x01128D],
+    [0x01128F, 0x01129D],
+    [0x01129F, 0x0112A9],
+    [0x0112B0, 0x0112EA],
+    [0x0112F0, 0x0112F9],
+    [0x011300, 0x011303],
+    [0x011305, 0x01130C],
+    [0x01130F, 0x011310],
+    [0x011313, 0x011328],
+    [0x01132A, 0x011330],
+    [0x011332, 0x011333],
+    [0x011335, 0x011339],
+    [0x01133C, 0x011344],
+    [0x011347, 0x011348],
+    [0x01134B, 0x01134D],
+    [0x01135D, 0x011363],
+    [0x011366, 0x01136C],
+    [0x011370, 0x011374],
+    [0x011400, 0x011459],
+    [0x011480, 0x0114C7],
+    [0x0114D0, 0x0114D9],
+    [0x011580, 0x0115B5],
+    [0x0115B8, 0x0115DD],
+    [0x011600, 0x011644],
+    [0x011650, 0x011659],
+    [0x011660, 0x01166C],
+    [0x011680, 0x0116B7],
+    [0x0116C0, 0x0116C9],
+    [0x011700, 0x011719],
+    [0x01171D, 0x01172B],
+    [0x011730, 0x01173F],
+    [0x0118A0, 0x0118F2],
+    [0x011AC0, 0x011AF8],
+    [0x011C00, 0x011C08],
+    [0x011C0A, 0x011C36],
+    [0x011C38, 0x011C45],
+    [0x011C50, 0x011C6C],
+    [0x011C70, 0x011C8F],
+    [0x011C92, 0x011CA7],
+    [0x011CA9, 0x011CB6],
+    [0x012000, 0x012399],
+    [0x012400, 0x01246E],
+    [0x012470, 0x012474],
+    [0x012480, 0x012543],
+    [0x013000, 0x01342E],
+    [0x014400, 0x014646],
+    [0x016800, 0x016A38],
+    [0x016A40, 0x016A5E],
+    [0x016A60, 0x016A69],
+    [0x016A6E, 0x016A6F],
+    [0x016AD0, 0x016AED],
+    [0x016AF0, 0x016AF5],
+    [0x016B00, 0x016B45],
+    [0x016B50, 0x016B59],
+    [0x016B5B, 0x016B61],
+    [0x016B63, 0x016B77],
+    [0x016B7D, 0x016B8F],
+    [0x016F00, 0x016F44],
+    [0x016F50, 0x016F7E],
+    [0x016F8F, 0x016F9F],
+    [0x017000, 0x0187EC],
+    [0x018800, 0x018AF2],
+    [0x01B000, 0x01B001],
+    [0x01BC00, 0x01BC6A],
+    [0x01BC70, 0x01BC7C],
+    [0x01BC80, 0x01BC88],
+    [0x01BC90, 0x01BC99],
+    [0x01BC9C, 0x01BC9F],
+    [0x01D000, 0x01D0F5],
+    [0x01D100, 0x01D126],
+    [0x01D129, 0x01D172],
+    [0x01D17B, 0x01D1E8],
+    [0x01D200, 0x01D245],
+    [0x01D300, 0x01D356],
+    [0x01D360, 0x01D371],
+    [0x01D400, 0x01D454],
+    [0x01D456, 0x01D49C],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D51E, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D552, 0x01D6A5],
+    [0x01D6A8, 0x01D7CB],
+    [0x01D7CE, 0x01DA8B],
+    [0x01DA9B, 0x01DA9F],
+    [0x01DAA1, 0x01DAAF],
+    [0x01E000, 0x01E006],
+    [0x01E008, 0x01E018],
+    [0x01E01B, 0x01E021],
+    [0x01E023, 0x01E024],
+    [0x01E026, 0x01E02A],
+    [0x01E800, 0x01E8C4],
+    [0x01E8C7, 0x01E8D6],
+    [0x01E900, 0x01E94A],
+    [0x01E950, 0x01E959],
+    [0x01E95E, 0x01E95F],
+    [0x01EE00, 0x01EE03],
+    [0x01EE05, 0x01EE1F],
+    [0x01EE21, 0x01EE22],
+    [0x01EE29, 0x01EE32],
+    [0x01EE34, 0x01EE37],
+    [0x01EE4D, 0x01EE4F],
+    [0x01EE51, 0x01EE52],
+    [0x01EE61, 0x01EE62],
+    [0x01EE67, 0x01EE6A],
+    [0x01EE6C, 0x01EE72],
+    [0x01EE74, 0x01EE77],
+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x01EEF0, 0x01EEF1],
+    [0x01F000, 0x01F02B],
+    [0x01F030, 0x01F093],
+    [0x01F0A0, 0x01F0AE],
+    [0x01F0B1, 0x01F0BF],
+    [0x01F0C1, 0x01F0CF],
+    [0x01F0D1, 0x01F0F5],
+    [0x01F100, 0x01F10C],
+    [0x01F110, 0x01F12E],
+    [0x01F130, 0x01F16B],
+    [0x01F170, 0x01F1AC],
+    [0x01F1E6, 0x01F202],
+    [0x01F210, 0x01F23B],
+    [0x01F240, 0x01F248],
+    [0x01F250, 0x01F251],
+    [0x01F300, 0x01F6D2],
+    [0x01F6E0, 0x01F6EC],
+    [0x01F6F0, 0x01F6F6],
+    [0x01F700, 0x01F773],
+    [0x01F780, 0x01F7D4],
+    [0x01F800, 0x01F80B],
+    [0x01F810, 0x01F847],
+    [0x01F850, 0x01F859],
+    [0x01F860, 0x01F887],
+    [0x01F890, 0x01F8AD],
+    [0x01F910, 0x01F91E],
+    [0x01F920, 0x01F927],
+    [0x01F933, 0x01F93E],
+    [0x01F940, 0x01F94B],
+    [0x01F950, 0x01F95E],
+    [0x01F980, 0x01F991],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1],
+    [0x02F800, 0x02FA1D],
+    [0x0E0100, 0x0E01EF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Other}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Other}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=C}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=C}"
+);
+testPropertyEscapes(
+  /^\P{gc=Other}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Other}"
+);
+testPropertyEscapes(
+  /^\P{gc=C}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=C}"
+);
+testPropertyEscapes(
+  /^\P{Other}+$/u,
+  nonMatchSymbols,
+  "\\P{Other}"
+);
+testPropertyEscapes(
+  /^\P{C}+$/u,
+  nonMatchSymbols,
+  "\\P{C}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Other_Letter.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Other_Letter.js
new file mode 100644
index 0000000000000000000000000000000000000000..141c73d9ee3680ba5f3bee04404b6b49e21e7817
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Other_Letter.js
@@ -0,0 +1,981 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Other_Letter`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AA,
+    0x0000BA,
+    0x0001BB,
+    0x000294,
+    0x0006D5,
+    0x0006FF,
+    0x000710,
+    0x0007B1,
+    0x00093D,
+    0x000950,
+    0x0009B2,
+    0x0009BD,
+    0x0009CE,
+    0x000A5E,
+    0x000ABD,
+    0x000AD0,
+    0x000AF9,
+    0x000B3D,
+    0x000B71,
+    0x000B83,
+    0x000B9C,
+    0x000BD0,
+    0x000C3D,
+    0x000C80,
+    0x000CBD,
+    0x000CDE,
+    0x000D3D,
+    0x000D4E,
+    0x000DBD,
+    0x000E84,
+    0x000E8A,
+    0x000E8D,
+    0x000EA5,
+    0x000EA7,
+    0x000EBD,
+    0x000F00,
+    0x00103F,
+    0x001061,
+    0x00108E,
+    0x001258,
+    0x0012C0,
+    0x0017DC,
+    0x0018AA,
+    0x003006,
+    0x00303C,
+    0x00309F,
+    0x0030FF,
+    0x00A66E,
+    0x00A78F,
+    0x00A7F7,
+    0x00A8FB,
+    0x00A8FD,
+    0x00AA7A,
+    0x00AAB1,
+    0x00AAC0,
+    0x00AAC2,
+    0x00AAF2,
+    0x00FB1D,
+    0x00FB3E,
+    0x010808,
+    0x01083C,
+    0x010A00,
+    0x011176,
+    0x0111DA,
+    0x0111DC,
+    0x011288,
+    0x01133D,
+    0x011350,
+    0x0114C7,
+    0x011644,
+    0x0118FF,
+    0x011C40,
+    0x016F50,
+    0x01EE24,
+    0x01EE27,
+    0x01EE39,
+    0x01EE3B,
+    0x01EE42,
+    0x01EE47,
+    0x01EE49,
+    0x01EE4B,
+    0x01EE54,
+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E
+  ],
+  ranges: [
+    [0x0001C0, 0x0001C3],
+    [0x0005D0, 0x0005EA],
+    [0x0005F0, 0x0005F2],
+    [0x000620, 0x00063F],
+    [0x000641, 0x00064A],
+    [0x00066E, 0x00066F],
+    [0x000671, 0x0006D3],
+    [0x0006EE, 0x0006EF],
+    [0x0006FA, 0x0006FC],
+    [0x000712, 0x00072F],
+    [0x00074D, 0x0007A5],
+    [0x0007CA, 0x0007EA],
+    [0x000800, 0x000815],
+    [0x000840, 0x000858],
+    [0x0008A0, 0x0008B4],
+    [0x0008B6, 0x0008BD],
+    [0x000904, 0x000939],
+    [0x000958, 0x000961],
+    [0x000972, 0x000980],
+    [0x000985, 0x00098C],
+    [0x00098F, 0x000990],
+    [0x000993, 0x0009A8],
+    [0x0009AA, 0x0009B0],
+    [0x0009B6, 0x0009B9],
+    [0x0009DC, 0x0009DD],
+    [0x0009DF, 0x0009E1],
+    [0x0009F0, 0x0009F1],
+    [0x000A05, 0x000A0A],
+    [0x000A0F, 0x000A10],
+    [0x000A13, 0x000A28],
+    [0x000A2A, 0x000A30],
+    [0x000A32, 0x000A33],
+    [0x000A35, 0x000A36],
+    [0x000A38, 0x000A39],
+    [0x000A59, 0x000A5C],
+    [0x000A72, 0x000A74],
+    [0x000A85, 0x000A8D],
+    [0x000A8F, 0x000A91],
+    [0x000A93, 0x000AA8],
+    [0x000AAA, 0x000AB0],
+    [0x000AB2, 0x000AB3],
+    [0x000AB5, 0x000AB9],
+    [0x000AE0, 0x000AE1],
+    [0x000B05, 0x000B0C],
+    [0x000B0F, 0x000B10],
+    [0x000B13, 0x000B28],
+    [0x000B2A, 0x000B30],
+    [0x000B32, 0x000B33],
+    [0x000B35, 0x000B39],
+    [0x000B5C, 0x000B5D],
+    [0x000B5F, 0x000B61],
+    [0x000B85, 0x000B8A],
+    [0x000B8E, 0x000B90],
+    [0x000B92, 0x000B95],
+    [0x000B99, 0x000B9A],
+    [0x000B9E, 0x000B9F],
+    [0x000BA3, 0x000BA4],
+    [0x000BA8, 0x000BAA],
+    [0x000BAE, 0x000BB9],
+    [0x000C05, 0x000C0C],
+    [0x000C0E, 0x000C10],
+    [0x000C12, 0x000C28],
+    [0x000C2A, 0x000C39],
+    [0x000C58, 0x000C5A],
+    [0x000C60, 0x000C61],
+    [0x000C85, 0x000C8C],
+    [0x000C8E, 0x000C90],
+    [0x000C92, 0x000CA8],
+    [0x000CAA, 0x000CB3],
+    [0x000CB5, 0x000CB9],
+    [0x000CE0, 0x000CE1],
+    [0x000CF1, 0x000CF2],
+    [0x000D05, 0x000D0C],
+    [0x000D0E, 0x000D10],
+    [0x000D12, 0x000D3A],
+    [0x000D54, 0x000D56],
+    [0x000D5F, 0x000D61],
+    [0x000D7A, 0x000D7F],
+    [0x000D85, 0x000D96],
+    [0x000D9A, 0x000DB1],
+    [0x000DB3, 0x000DBB],
+    [0x000DC0, 0x000DC6],
+    [0x000E01, 0x000E30],
+    [0x000E32, 0x000E33],
+    [0x000E40, 0x000E45],
+    [0x000E81, 0x000E82],
+    [0x000E87, 0x000E88],
+    [0x000E94, 0x000E97],
+    [0x000E99, 0x000E9F],
+    [0x000EA1, 0x000EA3],
+    [0x000EAA, 0x000EAB],
+    [0x000EAD, 0x000EB0],
+    [0x000EB2, 0x000EB3],
+    [0x000EC0, 0x000EC4],
+    [0x000EDC, 0x000EDF],
+    [0x000F40, 0x000F47],
+    [0x000F49, 0x000F6C],
+    [0x000F88, 0x000F8C],
+    [0x001000, 0x00102A],
+    [0x001050, 0x001055],
+    [0x00105A, 0x00105D],
+    [0x001065, 0x001066],
+    [0x00106E, 0x001070],
+    [0x001075, 0x001081],
+    [0x0010D0, 0x0010FA],
+    [0x0010FD, 0x001248],
+    [0x00124A, 0x00124D],
+    [0x001250, 0x001256],
+    [0x00125A, 0x00125D],
+    [0x001260, 0x001288],
+    [0x00128A, 0x00128D],
+    [0x001290, 0x0012B0],
+    [0x0012B2, 0x0012B5],
+    [0x0012B8, 0x0012BE],
+    [0x0012C2, 0x0012C5],
+    [0x0012C8, 0x0012D6],
+    [0x0012D8, 0x001310],
+    [0x001312, 0x001315],
+    [0x001318, 0x00135A],
+    [0x001380, 0x00138F],
+    [0x001401, 0x00166C],
+    [0x00166F, 0x00167F],
+    [0x001681, 0x00169A],
+    [0x0016A0, 0x0016EA],
+    [0x0016F1, 0x0016F8],
+    [0x001700, 0x00170C],
+    [0x00170E, 0x001711],
+    [0x001720, 0x001731],
+    [0x001740, 0x001751],
+    [0x001760, 0x00176C],
+    [0x00176E, 0x001770],
+    [0x001780, 0x0017B3],
+    [0x001820, 0x001842],
+    [0x001844, 0x001877],
+    [0x001880, 0x001884],
+    [0x001887, 0x0018A8],
+    [0x0018B0, 0x0018F5],
+    [0x001900, 0x00191E],
+    [0x001950, 0x00196D],
+    [0x001970, 0x001974],
+    [0x001980, 0x0019AB],
+    [0x0019B0, 0x0019C9],
+    [0x001A00, 0x001A16],
+    [0x001A20, 0x001A54],
+    [0x001B05, 0x001B33],
+    [0x001B45, 0x001B4B],
+    [0x001B83, 0x001BA0],
+    [0x001BAE, 0x001BAF],
+    [0x001BBA, 0x001BE5],
+    [0x001C00, 0x001C23],
+    [0x001C4D, 0x001C4F],
+    [0x001C5A, 0x001C77],
+    [0x001CE9, 0x001CEC],
+    [0x001CEE, 0x001CF1],
+    [0x001CF5, 0x001CF6],
+    [0x002135, 0x002138],
+    [0x002D30, 0x002D67],
+    [0x002D80, 0x002D96],
+    [0x002DA0, 0x002DA6],
+    [0x002DA8, 0x002DAE],
+    [0x002DB0, 0x002DB6],
+    [0x002DB8, 0x002DBE],
+    [0x002DC0, 0x002DC6],
+    [0x002DC8, 0x002DCE],
+    [0x002DD0, 0x002DD6],
+    [0x002DD8, 0x002DDE],
+    [0x003041, 0x003096],
+    [0x0030A1, 0x0030FA],
+    [0x003105, 0x00312D],
+    [0x003131, 0x00318E],
+    [0x0031A0, 0x0031BA],
+    [0x0031F0, 0x0031FF],
+    [0x003400, 0x004DB5],
+    [0x004E00, 0x009FD5],
+    [0x00A000, 0x00A014],
+    [0x00A016, 0x00A48C],
+    [0x00A4D0, 0x00A4F7],
+    [0x00A500, 0x00A60B],
+    [0x00A610, 0x00A61F],
+    [0x00A62A, 0x00A62B],
+    [0x00A6A0, 0x00A6E5],
+    [0x00A7FB, 0x00A801],
+    [0x00A803, 0x00A805],
+    [0x00A807, 0x00A80A],
+    [0x00A80C, 0x00A822],
+    [0x00A840, 0x00A873],
+    [0x00A882, 0x00A8B3],
+    [0x00A8F2, 0x00A8F7],
+    [0x00A90A, 0x00A925],
+    [0x00A930, 0x00A946],
+    [0x00A960, 0x00A97C],
+    [0x00A984, 0x00A9B2],
+    [0x00A9E0, 0x00A9E4],
+    [0x00A9E7, 0x00A9EF],
+    [0x00A9FA, 0x00A9FE],
+    [0x00AA00, 0x00AA28],
+    [0x00AA40, 0x00AA42],
+    [0x00AA44, 0x00AA4B],
+    [0x00AA60, 0x00AA6F],
+    [0x00AA71, 0x00AA76],
+    [0x00AA7E, 0x00AAAF],
+    [0x00AAB5, 0x00AAB6],
+    [0x00AAB9, 0x00AABD],
+    [0x00AADB, 0x00AADC],
+    [0x00AAE0, 0x00AAEA],
+    [0x00AB01, 0x00AB06],
+    [0x00AB09, 0x00AB0E],
+    [0x00AB11, 0x00AB16],
+    [0x00AB20, 0x00AB26],
+    [0x00AB28, 0x00AB2E],
+    [0x00ABC0, 0x00ABE2],
+    [0x00AC00, 0x00D7A3],
+    [0x00D7B0, 0x00D7C6],
+    [0x00D7CB, 0x00D7FB],
+    [0x00F900, 0x00FA6D],
+    [0x00FA70, 0x00FAD9],
+    [0x00FB1F, 0x00FB28],
+    [0x00FB2A, 0x00FB36],
+    [0x00FB38, 0x00FB3C],
+    [0x00FB40, 0x00FB41],
+    [0x00FB43, 0x00FB44],
+    [0x00FB46, 0x00FBB1],
+    [0x00FBD3, 0x00FD3D],
+    [0x00FD50, 0x00FD8F],
+    [0x00FD92, 0x00FDC7],
+    [0x00FDF0, 0x00FDFB],
+    [0x00FE70, 0x00FE74],
+    [0x00FE76, 0x00FEFC],
+    [0x00FF66, 0x00FF6F],
+    [0x00FF71, 0x00FF9D],
+    [0x00FFA0, 0x00FFBE],
+    [0x00FFC2, 0x00FFC7],
+    [0x00FFCA, 0x00FFCF],
+    [0x00FFD2, 0x00FFD7],
+    [0x00FFDA, 0x00FFDC],
+    [0x010000, 0x01000B],
+    [0x01000D, 0x010026],
+    [0x010028, 0x01003A],
+    [0x01003C, 0x01003D],
+    [0x01003F, 0x01004D],
+    [0x010050, 0x01005D],
+    [0x010080, 0x0100FA],
+    [0x010280, 0x01029C],
+    [0x0102A0, 0x0102D0],
+    [0x010300, 0x01031F],
+    [0x010330, 0x010340],
+    [0x010342, 0x010349],
+    [0x010350, 0x010375],
+    [0x010380, 0x01039D],
+    [0x0103A0, 0x0103C3],
+    [0x0103C8, 0x0103CF],
+    [0x010450, 0x01049D],
+    [0x010500, 0x010527],
+    [0x010530, 0x010563],
+    [0x010600, 0x010736],
+    [0x010740, 0x010755],
+    [0x010760, 0x010767],
+    [0x010800, 0x010805],
+    [0x01080A, 0x010835],
+    [0x010837, 0x010838],
+    [0x01083F, 0x010855],
+    [0x010860, 0x010876],
+    [0x010880, 0x01089E],
+    [0x0108E0, 0x0108F2],
+    [0x0108F4, 0x0108F5],
+    [0x010900, 0x010915],
+    [0x010920, 0x010939],
+    [0x010980, 0x0109B7],
+    [0x0109BE, 0x0109BF],
+    [0x010A10, 0x010A13],
+    [0x010A15, 0x010A17],
+    [0x010A19, 0x010A33],
+    [0x010A60, 0x010A7C],
+    [0x010A80, 0x010A9C],
+    [0x010AC0, 0x010AC7],
+    [0x010AC9, 0x010AE4],
+    [0x010B00, 0x010B35],
+    [0x010B40, 0x010B55],
+    [0x010B60, 0x010B72],
+    [0x010B80, 0x010B91],
+    [0x010C00, 0x010C48],
+    [0x011003, 0x011037],
+    [0x011083, 0x0110AF],
+    [0x0110D0, 0x0110E8],
+    [0x011103, 0x011126],
+    [0x011150, 0x011172],
+    [0x011183, 0x0111B2],
+    [0x0111C1, 0x0111C4],
+    [0x011200, 0x011211],
+    [0x011213, 0x01122B],
+    [0x011280, 0x011286],
+    [0x01128A, 0x01128D],
+    [0x01128F, 0x01129D],
+    [0x01129F, 0x0112A8],
+    [0x0112B0, 0x0112DE],
+    [0x011305, 0x01130C],
+    [0x01130F, 0x011310],
+    [0x011313, 0x011328],
+    [0x01132A, 0x011330],
+    [0x011332, 0x011333],
+    [0x011335, 0x011339],
+    [0x01135D, 0x011361],
+    [0x011400, 0x011434],
+    [0x011447, 0x01144A],
+    [0x011480, 0x0114AF],
+    [0x0114C4, 0x0114C5],
+    [0x011580, 0x0115AE],
+    [0x0115D8, 0x0115DB],
+    [0x011600, 0x01162F],
+    [0x011680, 0x0116AA],
+    [0x011700, 0x011719],
+    [0x011AC0, 0x011AF8],
+    [0x011C00, 0x011C08],
+    [0x011C0A, 0x011C2E],
+    [0x011C72, 0x011C8F],
+    [0x012000, 0x012399],
+    [0x012480, 0x012543],
+    [0x013000, 0x01342E],
+    [0x014400, 0x014646],
+    [0x016800, 0x016A38],
+    [0x016A40, 0x016A5E],
+    [0x016AD0, 0x016AED],
+    [0x016B00, 0x016B2F],
+    [0x016B63, 0x016B77],
+    [0x016B7D, 0x016B8F],
+    [0x016F00, 0x016F44],
+    [0x017000, 0x0187EC],
+    [0x018800, 0x018AF2],
+    [0x01B000, 0x01B001],
+    [0x01BC00, 0x01BC6A],
+    [0x01BC70, 0x01BC7C],
+    [0x01BC80, 0x01BC88],
+    [0x01BC90, 0x01BC99],
+    [0x01E800, 0x01E8C4],
+    [0x01EE00, 0x01EE03],
+    [0x01EE05, 0x01EE1F],
+    [0x01EE21, 0x01EE22],
+    [0x01EE29, 0x01EE32],
+    [0x01EE34, 0x01EE37],
+    [0x01EE4D, 0x01EE4F],
+    [0x01EE51, 0x01EE52],
+    [0x01EE61, 0x01EE62],
+    [0x01EE67, 0x01EE6A],
+    [0x01EE6C, 0x01EE72],
+    [0x01EE74, 0x01EE77],
+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1],
+    [0x02F800, 0x02FA1D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Other_Letter}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Other_Letter}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Lo}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Lo}"
+);
+testPropertyEscapes(
+  /^\p{gc=Other_Letter}+$/u,
+  matchSymbols,
+  "\\p{gc=Other_Letter}"
+);
+testPropertyEscapes(
+  /^\p{gc=Lo}+$/u,
+  matchSymbols,
+  "\\p{gc=Lo}"
+);
+testPropertyEscapes(
+  /^\p{Other_Letter}+$/u,
+  matchSymbols,
+  "\\p{Other_Letter}"
+);
+testPropertyEscapes(
+  /^\p{Lo}+$/u,
+  matchSymbols,
+  "\\p{Lo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000640,
+    0x000670,
+    0x0006D4,
+    0x000711,
+    0x0008B5,
+    0x0009A9,
+    0x0009B1,
+    0x0009DE,
+    0x000A29,
+    0x000A31,
+    0x000A34,
+    0x000A37,
+    0x000A5D,
+    0x000A8E,
+    0x000A92,
+    0x000AA9,
+    0x000AB1,
+    0x000AB4,
+    0x000B29,
+    0x000B31,
+    0x000B34,
+    0x000B5E,
+    0x000B84,
+    0x000B91,
+    0x000B9B,
+    0x000B9D,
+    0x000C0D,
+    0x000C11,
+    0x000C29,
+    0x000C8D,
+    0x000C91,
+    0x000CA9,
+    0x000CB4,
+    0x000CDF,
+    0x000D0D,
+    0x000D11,
+    0x000DB2,
+    0x000DBC,
+    0x000E31,
+    0x000E83,
+    0x000E89,
+    0x000E98,
+    0x000EA0,
+    0x000EA4,
+    0x000EA6,
+    0x000EAC,
+    0x000EB1,
+    0x000F48,
+    0x001249,
+    0x001257,
+    0x001259,
+    0x001289,
+    0x0012B1,
+    0x0012BF,
+    0x0012C1,
+    0x0012D7,
+    0x001311,
+    0x001680,
+    0x00170D,
+    0x00176D,
+    0x001843,
+    0x0018A9,
+    0x001CED,
+    0x002DA7,
+    0x002DAF,
+    0x002DB7,
+    0x002DBF,
+    0x002DC7,
+    0x002DCF,
+    0x002DD7,
+    0x0030A0,
+    0x00A015,
+    0x00A802,
+    0x00A806,
+    0x00A80B,
+    0x00A8FC,
+    0x00A9FF,
+    0x00AA43,
+    0x00AA70,
+    0x00AAB0,
+    0x00AAC1,
+    0x00AB27,
+    0x00FB1E,
+    0x00FB29,
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45,
+    0x00FE75,
+    0x00FF70,
+    0x01000C,
+    0x010027,
+    0x01003B,
+    0x01003E,
+    0x010341,
+    0x010809,
+    0x010836,
+    0x0108F3,
+    0x010A14,
+    0x010A18,
+    0x010AC8,
+    0x0111DB,
+    0x011212,
+    0x011287,
+    0x011289,
+    0x01128E,
+    0x01129E,
+    0x011329,
+    0x011331,
+    0x011334,
+    0x0114C6,
+    0x011C09,
+    0x01EE04,
+    0x01EE20,
+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0000A9],
+    [0x0000AB, 0x0000B9],
+    [0x0000BB, 0x0001BA],
+    [0x0001BC, 0x0001BF],
+    [0x0001C4, 0x000293],
+    [0x000295, 0x0005CF],
+    [0x0005EB, 0x0005EF],
+    [0x0005F3, 0x00061F],
+    [0x00064B, 0x00066D],
+    [0x0006D6, 0x0006ED],
+    [0x0006F0, 0x0006F9],
+    [0x0006FD, 0x0006FE],
+    [0x000700, 0x00070F],
+    [0x000730, 0x00074C],
+    [0x0007A6, 0x0007B0],
+    [0x0007B2, 0x0007C9],
+    [0x0007EB, 0x0007FF],
+    [0x000816, 0x00083F],
+    [0x000859, 0x00089F],
+    [0x0008BE, 0x000903],
+    [0x00093A, 0x00093C],
+    [0x00093E, 0x00094F],
+    [0x000951, 0x000957],
+    [0x000962, 0x000971],
+    [0x000981, 0x000984],
+    [0x00098D, 0x00098E],
+    [0x000991, 0x000992],
+    [0x0009B3, 0x0009B5],
+    [0x0009BA, 0x0009BC],
+    [0x0009BE, 0x0009CD],
+    [0x0009CF, 0x0009DB],
+    [0x0009E2, 0x0009EF],
+    [0x0009F2, 0x000A04],
+    [0x000A0B, 0x000A0E],
+    [0x000A11, 0x000A12],
+    [0x000A3A, 0x000A58],
+    [0x000A5F, 0x000A71],
+    [0x000A75, 0x000A84],
+    [0x000ABA, 0x000ABC],
+    [0x000ABE, 0x000ACF],
+    [0x000AD1, 0x000ADF],
+    [0x000AE2, 0x000AF8],
+    [0x000AFA, 0x000B04],
+    [0x000B0D, 0x000B0E],
+    [0x000B11, 0x000B12],
+    [0x000B3A, 0x000B3C],
+    [0x000B3E, 0x000B5B],
+    [0x000B62, 0x000B70],
+    [0x000B72, 0x000B82],
+    [0x000B8B, 0x000B8D],
+    [0x000B96, 0x000B98],
+    [0x000BA0, 0x000BA2],
+    [0x000BA5, 0x000BA7],
+    [0x000BAB, 0x000BAD],
+    [0x000BBA, 0x000BCF],
+    [0x000BD1, 0x000C04],
+    [0x000C3A, 0x000C3C],
+    [0x000C3E, 0x000C57],
+    [0x000C5B, 0x000C5F],
+    [0x000C62, 0x000C7F],
+    [0x000C81, 0x000C84],
+    [0x000CBA, 0x000CBC],
+    [0x000CBE, 0x000CDD],
+    [0x000CE2, 0x000CF0],
+    [0x000CF3, 0x000D04],
+    [0x000D3B, 0x000D3C],
+    [0x000D3E, 0x000D4D],
+    [0x000D4F, 0x000D53],
+    [0x000D57, 0x000D5E],
+    [0x000D62, 0x000D79],
+    [0x000D80, 0x000D84],
+    [0x000D97, 0x000D99],
+    [0x000DBE, 0x000DBF],
+    [0x000DC7, 0x000E00],
+    [0x000E34, 0x000E3F],
+    [0x000E46, 0x000E80],
+    [0x000E85, 0x000E86],
+    [0x000E8B, 0x000E8C],
+    [0x000E8E, 0x000E93],
+    [0x000EA8, 0x000EA9],
+    [0x000EB4, 0x000EBC],
+    [0x000EBE, 0x000EBF],
+    [0x000EC5, 0x000EDB],
+    [0x000EE0, 0x000EFF],
+    [0x000F01, 0x000F3F],
+    [0x000F6D, 0x000F87],
+    [0x000F8D, 0x000FFF],
+    [0x00102B, 0x00103E],
+    [0x001040, 0x00104F],
+    [0x001056, 0x001059],
+    [0x00105E, 0x001060],
+    [0x001062, 0x001064],
+    [0x001067, 0x00106D],
+    [0x001071, 0x001074],
+    [0x001082, 0x00108D],
+    [0x00108F, 0x0010CF],
+    [0x0010FB, 0x0010FC],
+    [0x00124E, 0x00124F],
+    [0x00125E, 0x00125F],
+    [0x00128E, 0x00128F],
+    [0x0012B6, 0x0012B7],
+    [0x0012C6, 0x0012C7],
+    [0x001316, 0x001317],
+    [0x00135B, 0x00137F],
+    [0x001390, 0x001400],
+    [0x00166D, 0x00166E],
+    [0x00169B, 0x00169F],
+    [0x0016EB, 0x0016F0],
+    [0x0016F9, 0x0016FF],
+    [0x001712, 0x00171F],
+    [0x001732, 0x00173F],
+    [0x001752, 0x00175F],
+    [0x001771, 0x00177F],
+    [0x0017B4, 0x0017DB],
+    [0x0017DD, 0x00181F],
+    [0x001878, 0x00187F],
+    [0x001885, 0x001886],
+    [0x0018AB, 0x0018AF],
+    [0x0018F6, 0x0018FF],
+    [0x00191F, 0x00194F],
+    [0x00196E, 0x00196F],
+    [0x001975, 0x00197F],
+    [0x0019AC, 0x0019AF],
+    [0x0019CA, 0x0019FF],
+    [0x001A17, 0x001A1F],
+    [0x001A55, 0x001B04],
+    [0x001B34, 0x001B44],
+    [0x001B4C, 0x001B82],
+    [0x001BA1, 0x001BAD],
+    [0x001BB0, 0x001BB9],
+    [0x001BE6, 0x001BFF],
+    [0x001C24, 0x001C4C],
+    [0x001C50, 0x001C59],
+    [0x001C78, 0x001CE8],
+    [0x001CF2, 0x001CF4],
+    [0x001CF7, 0x002134],
+    [0x002139, 0x002D2F],
+    [0x002D68, 0x002D7F],
+    [0x002D97, 0x002D9F],
+    [0x002DDF, 0x003005],
+    [0x003007, 0x00303B],
+    [0x00303D, 0x003040],
+    [0x003097, 0x00309E],
+    [0x0030FB, 0x0030FE],
+    [0x003100, 0x003104],
+    [0x00312E, 0x003130],
+    [0x00318F, 0x00319F],
+    [0x0031BB, 0x0031EF],
+    [0x003200, 0x0033FF],
+    [0x004DB6, 0x004DFF],
+    [0x009FD6, 0x009FFF],
+    [0x00A48D, 0x00A4CF],
+    [0x00A4F8, 0x00A4FF],
+    [0x00A60C, 0x00A60F],
+    [0x00A620, 0x00A629],
+    [0x00A62C, 0x00A66D],
+    [0x00A66F, 0x00A69F],
+    [0x00A6E6, 0x00A78E],
+    [0x00A790, 0x00A7F6],
+    [0x00A7F8, 0x00A7FA],
+    [0x00A823, 0x00A83F],
+    [0x00A874, 0x00A881],
+    [0x00A8B4, 0x00A8F1],
+    [0x00A8F8, 0x00A8FA],
+    [0x00A8FE, 0x00A909],
+    [0x00A926, 0x00A92F],
+    [0x00A947, 0x00A95F],
+    [0x00A97D, 0x00A983],
+    [0x00A9B3, 0x00A9DF],
+    [0x00A9E5, 0x00A9E6],
+    [0x00A9F0, 0x00A9F9],
+    [0x00AA29, 0x00AA3F],
+    [0x00AA4C, 0x00AA5F],
+    [0x00AA77, 0x00AA79],
+    [0x00AA7B, 0x00AA7D],
+    [0x00AAB2, 0x00AAB4],
+    [0x00AAB7, 0x00AAB8],
+    [0x00AABE, 0x00AABF],
+    [0x00AAC3, 0x00AADA],
+    [0x00AADD, 0x00AADF],
+    [0x00AAEB, 0x00AAF1],
+    [0x00AAF3, 0x00AB00],
+    [0x00AB07, 0x00AB08],
+    [0x00AB0F, 0x00AB10],
+    [0x00AB17, 0x00AB1F],
+    [0x00AB2F, 0x00ABBF],
+    [0x00ABE3, 0x00ABFF],
+    [0x00D7A4, 0x00D7AF],
+    [0x00D7C7, 0x00D7CA],
+    [0x00D7FC, 0x00DBFF],
+    [0x00E000, 0x00F8FF],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x00FB1C],
+    [0x00FBB2, 0x00FBD2],
+    [0x00FD3E, 0x00FD4F],
+    [0x00FD90, 0x00FD91],
+    [0x00FDC8, 0x00FDEF],
+    [0x00FDFC, 0x00FE6F],
+    [0x00FEFD, 0x00FF65],
+    [0x00FF9E, 0x00FF9F],
+    [0x00FFBF, 0x00FFC1],
+    [0x00FFC8, 0x00FFC9],
+    [0x00FFD0, 0x00FFD1],
+    [0x00FFD8, 0x00FFD9],
+    [0x00FFDD, 0x00FFFF],
+    [0x01004E, 0x01004F],
+    [0x01005E, 0x01007F],
+    [0x0100FB, 0x01027F],
+    [0x01029D, 0x01029F],
+    [0x0102D1, 0x0102FF],
+    [0x010320, 0x01032F],
+    [0x01034A, 0x01034F],
+    [0x010376, 0x01037F],
+    [0x01039E, 0x01039F],
+    [0x0103C4, 0x0103C7],
+    [0x0103D0, 0x01044F],
+    [0x01049E, 0x0104FF],
+    [0x010528, 0x01052F],
+    [0x010564, 0x0105FF],
+    [0x010737, 0x01073F],
+    [0x010756, 0x01075F],
+    [0x010768, 0x0107FF],
+    [0x010806, 0x010807],
+    [0x010839, 0x01083B],
+    [0x01083D, 0x01083E],
+    [0x010856, 0x01085F],
+    [0x010877, 0x01087F],
+    [0x01089F, 0x0108DF],
+    [0x0108F6, 0x0108FF],
+    [0x010916, 0x01091F],
+    [0x01093A, 0x01097F],
+    [0x0109B8, 0x0109BD],
+    [0x0109C0, 0x0109FF],
+    [0x010A01, 0x010A0F],
+    [0x010A34, 0x010A5F],
+    [0x010A7D, 0x010A7F],
+    [0x010A9D, 0x010ABF],
+    [0x010AE5, 0x010AFF],
+    [0x010B36, 0x010B3F],
+    [0x010B56, 0x010B5F],
+    [0x010B73, 0x010B7F],
+    [0x010B92, 0x010BFF],
+    [0x010C49, 0x011002],
+    [0x011038, 0x011082],
+    [0x0110B0, 0x0110CF],
+    [0x0110E9, 0x011102],
+    [0x011127, 0x01114F],
+    [0x011173, 0x011175],
+    [0x011177, 0x011182],
+    [0x0111B3, 0x0111C0],
+    [0x0111C5, 0x0111D9],
+    [0x0111DD, 0x0111FF],
+    [0x01122C, 0x01127F],
+    [0x0112A9, 0x0112AF],
+    [0x0112DF, 0x011304],
+    [0x01130D, 0x01130E],
+    [0x011311, 0x011312],
+    [0x01133A, 0x01133C],
+    [0x01133E, 0x01134F],
+    [0x011351, 0x01135C],
+    [0x011362, 0x0113FF],
+    [0x011435, 0x011446],
+    [0x01144B, 0x01147F],
+    [0x0114B0, 0x0114C3],
+    [0x0114C8, 0x01157F],
+    [0x0115AF, 0x0115D7],
+    [0x0115DC, 0x0115FF],
+    [0x011630, 0x011643],
+    [0x011645, 0x01167F],
+    [0x0116AB, 0x0116FF],
+    [0x01171A, 0x0118FE],
+    [0x011900, 0x011ABF],
+    [0x011AF9, 0x011BFF],
+    [0x011C2F, 0x011C3F],
+    [0x011C41, 0x011C71],
+    [0x011C90, 0x011FFF],
+    [0x01239A, 0x01247F],
+    [0x012544, 0x012FFF],
+    [0x01342F, 0x0143FF],
+    [0x014647, 0x0167FF],
+    [0x016A39, 0x016A3F],
+    [0x016A5F, 0x016ACF],
+    [0x016AEE, 0x016AFF],
+    [0x016B30, 0x016B62],
+    [0x016B78, 0x016B7C],
+    [0x016B90, 0x016EFF],
+    [0x016F45, 0x016F4F],
+    [0x016F51, 0x016FFF],
+    [0x0187ED, 0x0187FF],
+    [0x018AF3, 0x01AFFF],
+    [0x01B002, 0x01BBFF],
+    [0x01BC6B, 0x01BC6F],
+    [0x01BC7D, 0x01BC7F],
+    [0x01BC89, 0x01BC8F],
+    [0x01BC9A, 0x01E7FF],
+    [0x01E8C5, 0x01EDFF],
+    [0x01EE25, 0x01EE26],
+    [0x01EE3C, 0x01EE41],
+    [0x01EE43, 0x01EE46],
+    [0x01EE55, 0x01EE56],
+    [0x01EE65, 0x01EE66],
+    [0x01EE9C, 0x01EEA0],
+    [0x01EEBC, 0x01FFFF],
+    [0x02A6D7, 0x02A6FF],
+    [0x02B735, 0x02B73F],
+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x02F7FF],
+    [0x02FA1E, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Other_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Other_Letter}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Lo}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Lo}"
+);
+testPropertyEscapes(
+  /^\P{gc=Other_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Other_Letter}"
+);
+testPropertyEscapes(
+  /^\P{gc=Lo}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Lo}"
+);
+testPropertyEscapes(
+  /^\P{Other_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{Other_Letter}"
+);
+testPropertyEscapes(
+  /^\P{Lo}+$/u,
+  nonMatchSymbols,
+  "\\P{Lo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Other_Number.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Other_Number.js
new file mode 100644
index 0000000000000000000000000000000000000000..cec788fc6cd30a62633a2e6ad32fb008fbc79dad
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Other_Number.js
@@ -0,0 +1,211 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Other_Number`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000B9,
+    0x0019DA,
+    0x002070,
+    0x002189,
+    0x002CFD
+  ],
+  ranges: [
+    [0x0000B2, 0x0000B3],
+    [0x0000BC, 0x0000BE],
+    [0x0009F4, 0x0009F9],
+    [0x000B72, 0x000B77],
+    [0x000BF0, 0x000BF2],
+    [0x000C78, 0x000C7E],
+    [0x000D58, 0x000D5E],
+    [0x000D70, 0x000D78],
+    [0x000F2A, 0x000F33],
+    [0x001369, 0x00137C],
+    [0x0017F0, 0x0017F9],
+    [0x002074, 0x002079],
+    [0x002080, 0x002089],
+    [0x002150, 0x00215F],
+    [0x002460, 0x00249B],
+    [0x0024EA, 0x0024FF],
+    [0x002776, 0x002793],
+    [0x003192, 0x003195],
+    [0x003220, 0x003229],
+    [0x003248, 0x00324F],
+    [0x003251, 0x00325F],
+    [0x003280, 0x003289],
+    [0x0032B1, 0x0032BF],
+    [0x00A830, 0x00A835],
+    [0x010107, 0x010133],
+    [0x010175, 0x010178],
+    [0x01018A, 0x01018B],
+    [0x0102E1, 0x0102FB],
+    [0x010320, 0x010323],
+    [0x010858, 0x01085F],
+    [0x010879, 0x01087F],
+    [0x0108A7, 0x0108AF],
+    [0x0108FB, 0x0108FF],
+    [0x010916, 0x01091B],
+    [0x0109BC, 0x0109BD],
+    [0x0109C0, 0x0109CF],
+    [0x0109D2, 0x0109FF],
+    [0x010A40, 0x010A47],
+    [0x010A7D, 0x010A7E],
+    [0x010A9D, 0x010A9F],
+    [0x010AEB, 0x010AEF],
+    [0x010B58, 0x010B5F],
+    [0x010B78, 0x010B7F],
+    [0x010BA9, 0x010BAF],
+    [0x010CFA, 0x010CFF],
+    [0x010E60, 0x010E7E],
+    [0x011052, 0x011065],
+    [0x0111E1, 0x0111F4],
+    [0x01173A, 0x01173B],
+    [0x0118EA, 0x0118F2],
+    [0x011C5A, 0x011C6C],
+    [0x016B5B, 0x016B61],
+    [0x01D360, 0x01D371],
+    [0x01E8C7, 0x01E8CF],
+    [0x01F100, 0x01F10C]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Other_Number}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Other_Number}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=No}+$/u,
+  matchSymbols,
+  "\\p{General_Category=No}"
+);
+testPropertyEscapes(
+  /^\p{gc=Other_Number}+$/u,
+  matchSymbols,
+  "\\p{gc=Other_Number}"
+);
+testPropertyEscapes(
+  /^\p{gc=No}+$/u,
+  matchSymbols,
+  "\\p{gc=No}"
+);
+testPropertyEscapes(
+  /^\p{Other_Number}+$/u,
+  matchSymbols,
+  "\\p{Other_Number}"
+);
+testPropertyEscapes(
+  /^\p{No}+$/u,
+  matchSymbols,
+  "\\p{No}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x003250
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0000B1],
+    [0x0000B4, 0x0000B8],
+    [0x0000BA, 0x0000BB],
+    [0x0000BF, 0x0009F3],
+    [0x0009FA, 0x000B71],
+    [0x000B78, 0x000BEF],
+    [0x000BF3, 0x000C77],
+    [0x000C7F, 0x000D57],
+    [0x000D5F, 0x000D6F],
+    [0x000D79, 0x000F29],
+    [0x000F34, 0x001368],
+    [0x00137D, 0x0017EF],
+    [0x0017FA, 0x0019D9],
+    [0x0019DB, 0x00206F],
+    [0x002071, 0x002073],
+    [0x00207A, 0x00207F],
+    [0x00208A, 0x00214F],
+    [0x002160, 0x002188],
+    [0x00218A, 0x00245F],
+    [0x00249C, 0x0024E9],
+    [0x002500, 0x002775],
+    [0x002794, 0x002CFC],
+    [0x002CFE, 0x003191],
+    [0x003196, 0x00321F],
+    [0x00322A, 0x003247],
+    [0x003260, 0x00327F],
+    [0x00328A, 0x0032B0],
+    [0x0032C0, 0x00A82F],
+    [0x00A836, 0x00DBFF],
+    [0x00E000, 0x010106],
+    [0x010134, 0x010174],
+    [0x010179, 0x010189],
+    [0x01018C, 0x0102E0],
+    [0x0102FC, 0x01031F],
+    [0x010324, 0x010857],
+    [0x010860, 0x010878],
+    [0x010880, 0x0108A6],
+    [0x0108B0, 0x0108FA],
+    [0x010900, 0x010915],
+    [0x01091C, 0x0109BB],
+    [0x0109BE, 0x0109BF],
+    [0x0109D0, 0x0109D1],
+    [0x010A00, 0x010A3F],
+    [0x010A48, 0x010A7C],
+    [0x010A7F, 0x010A9C],
+    [0x010AA0, 0x010AEA],
+    [0x010AF0, 0x010B57],
+    [0x010B60, 0x010B77],
+    [0x010B80, 0x010BA8],
+    [0x010BB0, 0x010CF9],
+    [0x010D00, 0x010E5F],
+    [0x010E7F, 0x011051],
+    [0x011066, 0x0111E0],
+    [0x0111F5, 0x011739],
+    [0x01173C, 0x0118E9],
+    [0x0118F3, 0x011C59],
+    [0x011C6D, 0x016B5A],
+    [0x016B62, 0x01D35F],
+    [0x01D372, 0x01E8C6],
+    [0x01E8D0, 0x01F0FF],
+    [0x01F10D, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Other_Number}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Other_Number}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=No}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=No}"
+);
+testPropertyEscapes(
+  /^\P{gc=Other_Number}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Other_Number}"
+);
+testPropertyEscapes(
+  /^\P{gc=No}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=No}"
+);
+testPropertyEscapes(
+  /^\P{Other_Number}+$/u,
+  nonMatchSymbols,
+  "\\P{Other_Number}"
+);
+testPropertyEscapes(
+  /^\P{No}+$/u,
+  nonMatchSymbols,
+  "\\P{No}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Other_Punctuation.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Other_Punctuation.js
new file mode 100644
index 0000000000000000000000000000000000000000..731feded13cae77dcd152ed9a95cda916635b719
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Other_Punctuation.js
@@ -0,0 +1,421 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Other_Punctuation`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00002A,
+    0x00002C,
+    0x00005C,
+    0x0000A1,
+    0x0000A7,
+    0x0000BF,
+    0x00037E,
+    0x000387,
+    0x000589,
+    0x0005C0,
+    0x0005C3,
+    0x0005C6,
+    0x00061B,
+    0x0006D4,
+    0x00085E,
+    0x000970,
+    0x000AF0,
+    0x000DF4,
+    0x000E4F,
+    0x000F14,
+    0x000F85,
+    0x0010FB,
+    0x001CD3,
+    0x002053,
+    0x002D70,
+    0x002E0B,
+    0x002E1B,
+    0x002E41,
+    0x00303D,
+    0x0030FB,
+    0x00A673,
+    0x00A67E,
+    0x00A8FC,
+    0x00A95F,
+    0x00ABEB,
+    0x00FE19,
+    0x00FE30,
+    0x00FE68,
+    0x00FF0A,
+    0x00FF0C,
+    0x00FF3C,
+    0x00FF61,
+    0x01039F,
+    0x0103D0,
+    0x01056F,
+    0x010857,
+    0x01091F,
+    0x01093F,
+    0x010A7F,
+    0x0111CD,
+    0x0111DB,
+    0x0112A9,
+    0x01145B,
+    0x01145D,
+    0x0114C6,
+    0x016AF5,
+    0x016B44,
+    0x01BC9F
+  ],
+  ranges: [
+    [0x000021, 0x000023],
+    [0x000025, 0x000027],
+    [0x00002E, 0x00002F],
+    [0x00003A, 0x00003B],
+    [0x00003F, 0x000040],
+    [0x0000B6, 0x0000B7],
+    [0x00055A, 0x00055F],
+    [0x0005F3, 0x0005F4],
+    [0x000609, 0x00060A],
+    [0x00060C, 0x00060D],
+    [0x00061E, 0x00061F],
+    [0x00066A, 0x00066D],
+    [0x000700, 0x00070D],
+    [0x0007F7, 0x0007F9],
+    [0x000830, 0x00083E],
+    [0x000964, 0x000965],
+    [0x000E5A, 0x000E5B],
+    [0x000F04, 0x000F12],
+    [0x000FD0, 0x000FD4],
+    [0x000FD9, 0x000FDA],
+    [0x00104A, 0x00104F],
+    [0x001360, 0x001368],
+    [0x00166D, 0x00166E],
+    [0x0016EB, 0x0016ED],
+    [0x001735, 0x001736],
+    [0x0017D4, 0x0017D6],
+    [0x0017D8, 0x0017DA],
+    [0x001800, 0x001805],
+    [0x001807, 0x00180A],
+    [0x001944, 0x001945],
+    [0x001A1E, 0x001A1F],
+    [0x001AA0, 0x001AA6],
+    [0x001AA8, 0x001AAD],
+    [0x001B5A, 0x001B60],
+    [0x001BFC, 0x001BFF],
+    [0x001C3B, 0x001C3F],
+    [0x001C7E, 0x001C7F],
+    [0x001CC0, 0x001CC7],
+    [0x002016, 0x002017],
+    [0x002020, 0x002027],
+    [0x002030, 0x002038],
+    [0x00203B, 0x00203E],
+    [0x002041, 0x002043],
+    [0x002047, 0x002051],
+    [0x002055, 0x00205E],
+    [0x002CF9, 0x002CFC],
+    [0x002CFE, 0x002CFF],
+    [0x002E00, 0x002E01],
+    [0x002E06, 0x002E08],
+    [0x002E0E, 0x002E16],
+    [0x002E18, 0x002E19],
+    [0x002E1E, 0x002E1F],
+    [0x002E2A, 0x002E2E],
+    [0x002E30, 0x002E39],
+    [0x002E3C, 0x002E3F],
+    [0x002E43, 0x002E44],
+    [0x003001, 0x003003],
+    [0x00A4FE, 0x00A4FF],
+    [0x00A60D, 0x00A60F],
+    [0x00A6F2, 0x00A6F7],
+    [0x00A874, 0x00A877],
+    [0x00A8CE, 0x00A8CF],
+    [0x00A8F8, 0x00A8FA],
+    [0x00A92E, 0x00A92F],
+    [0x00A9C1, 0x00A9CD],
+    [0x00A9DE, 0x00A9DF],
+    [0x00AA5C, 0x00AA5F],
+    [0x00AADE, 0x00AADF],
+    [0x00AAF0, 0x00AAF1],
+    [0x00FE10, 0x00FE16],
+    [0x00FE45, 0x00FE46],
+    [0x00FE49, 0x00FE4C],
+    [0x00FE50, 0x00FE52],
+    [0x00FE54, 0x00FE57],
+    [0x00FE5F, 0x00FE61],
+    [0x00FE6A, 0x00FE6B],
+    [0x00FF01, 0x00FF03],
+    [0x00FF05, 0x00FF07],
+    [0x00FF0E, 0x00FF0F],
+    [0x00FF1A, 0x00FF1B],
+    [0x00FF1F, 0x00FF20],
+    [0x00FF64, 0x00FF65],
+    [0x010100, 0x010102],
+    [0x010A50, 0x010A58],
+    [0x010AF0, 0x010AF6],
+    [0x010B39, 0x010B3F],
+    [0x010B99, 0x010B9C],
+    [0x011047, 0x01104D],
+    [0x0110BB, 0x0110BC],
+    [0x0110BE, 0x0110C1],
+    [0x011140, 0x011143],
+    [0x011174, 0x011175],
+    [0x0111C5, 0x0111C9],
+    [0x0111DD, 0x0111DF],
+    [0x011238, 0x01123D],
+    [0x01144B, 0x01144F],
+    [0x0115C1, 0x0115D7],
+    [0x011641, 0x011643],
+    [0x011660, 0x01166C],
+    [0x01173C, 0x01173E],
+    [0x011C41, 0x011C45],
+    [0x011C70, 0x011C71],
+    [0x012470, 0x012474],
+    [0x016A6E, 0x016A6F],
+    [0x016B37, 0x016B3B],
+    [0x01DA87, 0x01DA8B],
+    [0x01E95E, 0x01E95F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Other_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Other_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Po}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Po}"
+);
+testPropertyEscapes(
+  /^\p{gc=Other_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{gc=Other_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{gc=Po}+$/u,
+  matchSymbols,
+  "\\p{gc=Po}"
+);
+testPropertyEscapes(
+  /^\p{Other_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{Other_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{Po}+$/u,
+  matchSymbols,
+  "\\p{Po}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000024,
+    0x00002B,
+    0x00002D,
+    0x00060B,
+    0x000F13,
+    0x0017D7,
+    0x001806,
+    0x001AA7,
+    0x002052,
+    0x002054,
+    0x002CFD,
+    0x002E17,
+    0x002E1A,
+    0x002E2F,
+    0x002E40,
+    0x002E42,
+    0x00A8FB,
+    0x00FE53,
+    0x00FE69,
+    0x00FF04,
+    0x00FF0B,
+    0x00FF0D,
+    0x0110BD,
+    0x0111DC,
+    0x01145C
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000020],
+    [0x000028, 0x000029],
+    [0x000030, 0x000039],
+    [0x00003C, 0x00003E],
+    [0x000041, 0x00005B],
+    [0x00005D, 0x0000A0],
+    [0x0000A2, 0x0000A6],
+    [0x0000A8, 0x0000B5],
+    [0x0000B8, 0x0000BE],
+    [0x0000C0, 0x00037D],
+    [0x00037F, 0x000386],
+    [0x000388, 0x000559],
+    [0x000560, 0x000588],
+    [0x00058A, 0x0005BF],
+    [0x0005C1, 0x0005C2],
+    [0x0005C4, 0x0005C5],
+    [0x0005C7, 0x0005F2],
+    [0x0005F5, 0x000608],
+    [0x00060E, 0x00061A],
+    [0x00061C, 0x00061D],
+    [0x000620, 0x000669],
+    [0x00066E, 0x0006D3],
+    [0x0006D5, 0x0006FF],
+    [0x00070E, 0x0007F6],
+    [0x0007FA, 0x00082F],
+    [0x00083F, 0x00085D],
+    [0x00085F, 0x000963],
+    [0x000966, 0x00096F],
+    [0x000971, 0x000AEF],
+    [0x000AF1, 0x000DF3],
+    [0x000DF5, 0x000E4E],
+    [0x000E50, 0x000E59],
+    [0x000E5C, 0x000F03],
+    [0x000F15, 0x000F84],
+    [0x000F86, 0x000FCF],
+    [0x000FD5, 0x000FD8],
+    [0x000FDB, 0x001049],
+    [0x001050, 0x0010FA],
+    [0x0010FC, 0x00135F],
+    [0x001369, 0x00166C],
+    [0x00166F, 0x0016EA],
+    [0x0016EE, 0x001734],
+    [0x001737, 0x0017D3],
+    [0x0017DB, 0x0017FF],
+    [0x00180B, 0x001943],
+    [0x001946, 0x001A1D],
+    [0x001A20, 0x001A9F],
+    [0x001AAE, 0x001B59],
+    [0x001B61, 0x001BFB],
+    [0x001C00, 0x001C3A],
+    [0x001C40, 0x001C7D],
+    [0x001C80, 0x001CBF],
+    [0x001CC8, 0x001CD2],
+    [0x001CD4, 0x002015],
+    [0x002018, 0x00201F],
+    [0x002028, 0x00202F],
+    [0x002039, 0x00203A],
+    [0x00203F, 0x002040],
+    [0x002044, 0x002046],
+    [0x00205F, 0x002CF8],
+    [0x002D00, 0x002D6F],
+    [0x002D71, 0x002DFF],
+    [0x002E02, 0x002E05],
+    [0x002E09, 0x002E0A],
+    [0x002E0C, 0x002E0D],
+    [0x002E1C, 0x002E1D],
+    [0x002E20, 0x002E29],
+    [0x002E3A, 0x002E3B],
+    [0x002E45, 0x003000],
+    [0x003004, 0x00303C],
+    [0x00303E, 0x0030FA],
+    [0x0030FC, 0x00A4FD],
+    [0x00A500, 0x00A60C],
+    [0x00A610, 0x00A672],
+    [0x00A674, 0x00A67D],
+    [0x00A67F, 0x00A6F1],
+    [0x00A6F8, 0x00A873],
+    [0x00A878, 0x00A8CD],
+    [0x00A8D0, 0x00A8F7],
+    [0x00A8FD, 0x00A92D],
+    [0x00A930, 0x00A95E],
+    [0x00A960, 0x00A9C0],
+    [0x00A9CE, 0x00A9DD],
+    [0x00A9E0, 0x00AA5B],
+    [0x00AA60, 0x00AADD],
+    [0x00AAE0, 0x00AAEF],
+    [0x00AAF2, 0x00ABEA],
+    [0x00ABEC, 0x00DBFF],
+    [0x00E000, 0x00FE0F],
+    [0x00FE17, 0x00FE18],
+    [0x00FE1A, 0x00FE2F],
+    [0x00FE31, 0x00FE44],
+    [0x00FE47, 0x00FE48],
+    [0x00FE4D, 0x00FE4F],
+    [0x00FE58, 0x00FE5E],
+    [0x00FE62, 0x00FE67],
+    [0x00FE6C, 0x00FF00],
+    [0x00FF08, 0x00FF09],
+    [0x00FF10, 0x00FF19],
+    [0x00FF1C, 0x00FF1E],
+    [0x00FF21, 0x00FF3B],
+    [0x00FF3D, 0x00FF60],
+    [0x00FF62, 0x00FF63],
+    [0x00FF66, 0x0100FF],
+    [0x010103, 0x01039E],
+    [0x0103A0, 0x0103CF],
+    [0x0103D1, 0x01056E],
+    [0x010570, 0x010856],
+    [0x010858, 0x01091E],
+    [0x010920, 0x01093E],
+    [0x010940, 0x010A4F],
+    [0x010A59, 0x010A7E],
+    [0x010A80, 0x010AEF],
+    [0x010AF7, 0x010B38],
+    [0x010B40, 0x010B98],
+    [0x010B9D, 0x011046],
+    [0x01104E, 0x0110BA],
+    [0x0110C2, 0x01113F],
+    [0x011144, 0x011173],
+    [0x011176, 0x0111C4],
+    [0x0111CA, 0x0111CC],
+    [0x0111CE, 0x0111DA],
+    [0x0111E0, 0x011237],
+    [0x01123E, 0x0112A8],
+    [0x0112AA, 0x01144A],
+    [0x011450, 0x01145A],
+    [0x01145E, 0x0114C5],
+    [0x0114C7, 0x0115C0],
+    [0x0115D8, 0x011640],
+    [0x011644, 0x01165F],
+    [0x01166D, 0x01173B],
+    [0x01173F, 0x011C40],
+    [0x011C46, 0x011C6F],
+    [0x011C72, 0x01246F],
+    [0x012475, 0x016A6D],
+    [0x016A70, 0x016AF4],
+    [0x016AF6, 0x016B36],
+    [0x016B3C, 0x016B43],
+    [0x016B45, 0x01BC9E],
+    [0x01BCA0, 0x01DA86],
+    [0x01DA8C, 0x01E95D],
+    [0x01E960, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Other_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Other_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Po}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Po}"
+);
+testPropertyEscapes(
+  /^\P{gc=Other_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Other_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{gc=Po}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Po}"
+);
+testPropertyEscapes(
+  /^\P{Other_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{Other_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{Po}+$/u,
+  nonMatchSymbols,
+  "\\P{Po}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Other_Symbol.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Other_Symbol.js
new file mode 100644
index 0000000000000000000000000000000000000000..f05da36c84180f929708a56251f3d7029f4e6363
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Other_Symbol.js
@@ -0,0 +1,439 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Other_Symbol`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000A6,
+    0x0000A9,
+    0x0000AE,
+    0x0000B0,
+    0x000482,
+    0x0006DE,
+    0x0006E9,
+    0x0007F6,
+    0x0009FA,
+    0x000B70,
+    0x000BFA,
+    0x000C7F,
+    0x000D4F,
+    0x000D79,
+    0x000F13,
+    0x000F34,
+    0x000F36,
+    0x000F38,
+    0x001940,
+    0x002114,
+    0x002125,
+    0x002127,
+    0x002129,
+    0x00212E,
+    0x00214A,
+    0x00214F,
+    0x0021D3,
+    0x003004,
+    0x003020,
+    0x003250,
+    0x00A839,
+    0x00FDFD,
+    0x00FFE4,
+    0x00FFE8,
+    0x0101A0,
+    0x010AC8,
+    0x01173F,
+    0x016B45,
+    0x01BC9C,
+    0x01D245,
+    0x01F930,
+    0x01F9C0
+  ],
+  ranges: [
+    [0x00058D, 0x00058E],
+    [0x00060E, 0x00060F],
+    [0x0006FD, 0x0006FE],
+    [0x000BF3, 0x000BF8],
+    [0x000F01, 0x000F03],
+    [0x000F15, 0x000F17],
+    [0x000F1A, 0x000F1F],
+    [0x000FBE, 0x000FC5],
+    [0x000FC7, 0x000FCC],
+    [0x000FCE, 0x000FCF],
+    [0x000FD5, 0x000FD8],
+    [0x00109E, 0x00109F],
+    [0x001390, 0x001399],
+    [0x0019DE, 0x0019FF],
+    [0x001B61, 0x001B6A],
+    [0x001B74, 0x001B7C],
+    [0x002100, 0x002101],
+    [0x002103, 0x002106],
+    [0x002108, 0x002109],
+    [0x002116, 0x002117],
+    [0x00211E, 0x002123],
+    [0x00213A, 0x00213B],
+    [0x00214C, 0x00214D],
+    [0x00218A, 0x00218B],
+    [0x002195, 0x002199],
+    [0x00219C, 0x00219F],
+    [0x0021A1, 0x0021A2],
+    [0x0021A4, 0x0021A5],
+    [0x0021A7, 0x0021AD],
+    [0x0021AF, 0x0021CD],
+    [0x0021D0, 0x0021D1],
+    [0x0021D5, 0x0021F3],
+    [0x002300, 0x002307],
+    [0x00230C, 0x00231F],
+    [0x002322, 0x002328],
+    [0x00232B, 0x00237B],
+    [0x00237D, 0x00239A],
+    [0x0023B4, 0x0023DB],
+    [0x0023E2, 0x0023FE],
+    [0x002400, 0x002426],
+    [0x002440, 0x00244A],
+    [0x00249C, 0x0024E9],
+    [0x002500, 0x0025B6],
+    [0x0025B8, 0x0025C0],
+    [0x0025C2, 0x0025F7],
+    [0x002600, 0x00266E],
+    [0x002670, 0x002767],
+    [0x002794, 0x0027BF],
+    [0x002800, 0x0028FF],
+    [0x002B00, 0x002B2F],
+    [0x002B45, 0x002B46],
+    [0x002B4D, 0x002B73],
+    [0x002B76, 0x002B95],
+    [0x002B98, 0x002BB9],
+    [0x002BBD, 0x002BC8],
+    [0x002BCA, 0x002BD1],
+    [0x002BEC, 0x002BEF],
+    [0x002CE5, 0x002CEA],
+    [0x002E80, 0x002E99],
+    [0x002E9B, 0x002EF3],
+    [0x002F00, 0x002FD5],
+    [0x002FF0, 0x002FFB],
+    [0x003012, 0x003013],
+    [0x003036, 0x003037],
+    [0x00303E, 0x00303F],
+    [0x003190, 0x003191],
+    [0x003196, 0x00319F],
+    [0x0031C0, 0x0031E3],
+    [0x003200, 0x00321E],
+    [0x00322A, 0x003247],
+    [0x003260, 0x00327F],
+    [0x00328A, 0x0032B0],
+    [0x0032C0, 0x0032FE],
+    [0x003300, 0x0033FF],
+    [0x004DC0, 0x004DFF],
+    [0x00A490, 0x00A4C6],
+    [0x00A828, 0x00A82B],
+    [0x00A836, 0x00A837],
+    [0x00AA77, 0x00AA79],
+    [0x00FFED, 0x00FFEE],
+    [0x00FFFC, 0x00FFFD],
+    [0x010137, 0x01013F],
+    [0x010179, 0x010189],
+    [0x01018C, 0x01018E],
+    [0x010190, 0x01019B],
+    [0x0101D0, 0x0101FC],
+    [0x010877, 0x010878],
+    [0x016B3C, 0x016B3F],
+    [0x01D000, 0x01D0F5],
+    [0x01D100, 0x01D126],
+    [0x01D129, 0x01D164],
+    [0x01D16A, 0x01D16C],
+    [0x01D183, 0x01D184],
+    [0x01D18C, 0x01D1A9],
+    [0x01D1AE, 0x01D1E8],
+    [0x01D200, 0x01D241],
+    [0x01D300, 0x01D356],
+    [0x01D800, 0x01D9FF],
+    [0x01DA37, 0x01DA3A],
+    [0x01DA6D, 0x01DA74],
+    [0x01DA76, 0x01DA83],
+    [0x01DA85, 0x01DA86],
+    [0x01F000, 0x01F02B],
+    [0x01F030, 0x01F093],
+    [0x01F0A0, 0x01F0AE],
+    [0x01F0B1, 0x01F0BF],
+    [0x01F0C1, 0x01F0CF],
+    [0x01F0D1, 0x01F0F5],
+    [0x01F110, 0x01F12E],
+    [0x01F130, 0x01F16B],
+    [0x01F170, 0x01F1AC],
+    [0x01F1E6, 0x01F202],
+    [0x01F210, 0x01F23B],
+    [0x01F240, 0x01F248],
+    [0x01F250, 0x01F251],
+    [0x01F300, 0x01F3FA],
+    [0x01F400, 0x01F6D2],
+    [0x01F6E0, 0x01F6EC],
+    [0x01F6F0, 0x01F6F6],
+    [0x01F700, 0x01F773],
+    [0x01F780, 0x01F7D4],
+    [0x01F800, 0x01F80B],
+    [0x01F810, 0x01F847],
+    [0x01F850, 0x01F859],
+    [0x01F860, 0x01F887],
+    [0x01F890, 0x01F8AD],
+    [0x01F910, 0x01F91E],
+    [0x01F920, 0x01F927],
+    [0x01F933, 0x01F93E],
+    [0x01F940, 0x01F94B],
+    [0x01F950, 0x01F95E],
+    [0x01F980, 0x01F991]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Other_Symbol}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Other_Symbol}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=So}+$/u,
+  matchSymbols,
+  "\\p{General_Category=So}"
+);
+testPropertyEscapes(
+  /^\p{gc=Other_Symbol}+$/u,
+  matchSymbols,
+  "\\p{gc=Other_Symbol}"
+);
+testPropertyEscapes(
+  /^\p{gc=So}+$/u,
+  matchSymbols,
+  "\\p{gc=So}"
+);
+testPropertyEscapes(
+  /^\p{Other_Symbol}+$/u,
+  matchSymbols,
+  "\\p{Other_Symbol}"
+);
+testPropertyEscapes(
+  /^\p{So}+$/u,
+  matchSymbols,
+  "\\p{So}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AF,
+    0x000BF9,
+    0x000F14,
+    0x000F35,
+    0x000F37,
+    0x000FC6,
+    0x000FCD,
+    0x002102,
+    0x002107,
+    0x002115,
+    0x002124,
+    0x002126,
+    0x002128,
+    0x00214B,
+    0x00214E,
+    0x0021A0,
+    0x0021A3,
+    0x0021A6,
+    0x0021AE,
+    0x0021D2,
+    0x0021D4,
+    0x00237C,
+    0x0023FF,
+    0x0025B7,
+    0x0025C1,
+    0x00266F,
+    0x002BC9,
+    0x002E9A,
+    0x0032FF,
+    0x00A838,
+    0x01018F,
+    0x01DA75,
+    0x01DA84,
+    0x01F0C0,
+    0x01F0D0,
+    0x01F12F,
+    0x01F91F,
+    0x01F93F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0000A5],
+    [0x0000A7, 0x0000A8],
+    [0x0000AA, 0x0000AD],
+    [0x0000B1, 0x000481],
+    [0x000483, 0x00058C],
+    [0x00058F, 0x00060D],
+    [0x000610, 0x0006DD],
+    [0x0006DF, 0x0006E8],
+    [0x0006EA, 0x0006FC],
+    [0x0006FF, 0x0007F5],
+    [0x0007F7, 0x0009F9],
+    [0x0009FB, 0x000B6F],
+    [0x000B71, 0x000BF2],
+    [0x000BFB, 0x000C7E],
+    [0x000C80, 0x000D4E],
+    [0x000D50, 0x000D78],
+    [0x000D7A, 0x000F00],
+    [0x000F04, 0x000F12],
+    [0x000F18, 0x000F19],
+    [0x000F20, 0x000F33],
+    [0x000F39, 0x000FBD],
+    [0x000FD0, 0x000FD4],
+    [0x000FD9, 0x00109D],
+    [0x0010A0, 0x00138F],
+    [0x00139A, 0x00193F],
+    [0x001941, 0x0019DD],
+    [0x001A00, 0x001B60],
+    [0x001B6B, 0x001B73],
+    [0x001B7D, 0x0020FF],
+    [0x00210A, 0x002113],
+    [0x002118, 0x00211D],
+    [0x00212A, 0x00212D],
+    [0x00212F, 0x002139],
+    [0x00213C, 0x002149],
+    [0x002150, 0x002189],
+    [0x00218C, 0x002194],
+    [0x00219A, 0x00219B],
+    [0x0021CE, 0x0021CF],
+    [0x0021F4, 0x0022FF],
+    [0x002308, 0x00230B],
+    [0x002320, 0x002321],
+    [0x002329, 0x00232A],
+    [0x00239B, 0x0023B3],
+    [0x0023DC, 0x0023E1],
+    [0x002427, 0x00243F],
+    [0x00244B, 0x00249B],
+    [0x0024EA, 0x0024FF],
+    [0x0025F8, 0x0025FF],
+    [0x002768, 0x002793],
+    [0x0027C0, 0x0027FF],
+    [0x002900, 0x002AFF],
+    [0x002B30, 0x002B44],
+    [0x002B47, 0x002B4C],
+    [0x002B74, 0x002B75],
+    [0x002B96, 0x002B97],
+    [0x002BBA, 0x002BBC],
+    [0x002BD2, 0x002BEB],
+    [0x002BF0, 0x002CE4],
+    [0x002CEB, 0x002E7F],
+    [0x002EF4, 0x002EFF],
+    [0x002FD6, 0x002FEF],
+    [0x002FFC, 0x003003],
+    [0x003005, 0x003011],
+    [0x003014, 0x00301F],
+    [0x003021, 0x003035],
+    [0x003038, 0x00303D],
+    [0x003040, 0x00318F],
+    [0x003192, 0x003195],
+    [0x0031A0, 0x0031BF],
+    [0x0031E4, 0x0031FF],
+    [0x00321F, 0x003229],
+    [0x003248, 0x00324F],
+    [0x003251, 0x00325F],
+    [0x003280, 0x003289],
+    [0x0032B1, 0x0032BF],
+    [0x003400, 0x004DBF],
+    [0x004E00, 0x00A48F],
+    [0x00A4C7, 0x00A827],
+    [0x00A82C, 0x00A835],
+    [0x00A83A, 0x00AA76],
+    [0x00AA7A, 0x00DBFF],
+    [0x00E000, 0x00FDFC],
+    [0x00FDFE, 0x00FFE3],
+    [0x00FFE5, 0x00FFE7],
+    [0x00FFE9, 0x00FFEC],
+    [0x00FFEF, 0x00FFFB],
+    [0x00FFFE, 0x010136],
+    [0x010140, 0x010178],
+    [0x01018A, 0x01018B],
+    [0x01019C, 0x01019F],
+    [0x0101A1, 0x0101CF],
+    [0x0101FD, 0x010876],
+    [0x010879, 0x010AC7],
+    [0x010AC9, 0x01173E],
+    [0x011740, 0x016B3B],
+    [0x016B40, 0x016B44],
+    [0x016B46, 0x01BC9B],
+    [0x01BC9D, 0x01CFFF],
+    [0x01D0F6, 0x01D0FF],
+    [0x01D127, 0x01D128],
+    [0x01D165, 0x01D169],
+    [0x01D16D, 0x01D182],
+    [0x01D185, 0x01D18B],
+    [0x01D1AA, 0x01D1AD],
+    [0x01D1E9, 0x01D1FF],
+    [0x01D242, 0x01D244],
+    [0x01D246, 0x01D2FF],
+    [0x01D357, 0x01D7FF],
+    [0x01DA00, 0x01DA36],
+    [0x01DA3B, 0x01DA6C],
+    [0x01DA87, 0x01EFFF],
+    [0x01F02C, 0x01F02F],
+    [0x01F094, 0x01F09F],
+    [0x01F0AF, 0x01F0B0],
+    [0x01F0F6, 0x01F10F],
+    [0x01F16C, 0x01F16F],
+    [0x01F1AD, 0x01F1E5],
+    [0x01F203, 0x01F20F],
+    [0x01F23C, 0x01F23F],
+    [0x01F249, 0x01F24F],
+    [0x01F252, 0x01F2FF],
+    [0x01F3FB, 0x01F3FF],
+    [0x01F6D3, 0x01F6DF],
+    [0x01F6ED, 0x01F6EF],
+    [0x01F6F7, 0x01F6FF],
+    [0x01F774, 0x01F77F],
+    [0x01F7D5, 0x01F7FF],
+    [0x01F80C, 0x01F80F],
+    [0x01F848, 0x01F84F],
+    [0x01F85A, 0x01F85F],
+    [0x01F888, 0x01F88F],
+    [0x01F8AE, 0x01F90F],
+    [0x01F928, 0x01F92F],
+    [0x01F931, 0x01F932],
+    [0x01F94C, 0x01F94F],
+    [0x01F95F, 0x01F97F],
+    [0x01F992, 0x01F9BF],
+    [0x01F9C1, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Other_Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Other_Symbol}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=So}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=So}"
+);
+testPropertyEscapes(
+  /^\P{gc=Other_Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Other_Symbol}"
+);
+testPropertyEscapes(
+  /^\P{gc=So}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=So}"
+);
+testPropertyEscapes(
+  /^\P{Other_Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{Other_Symbol}"
+);
+testPropertyEscapes(
+  /^\P{So}+$/u,
+  nonMatchSymbols,
+  "\\P{So}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Paragraph_Separator.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Paragraph_Separator.js
new file mode 100644
index 0000000000000000000000000000000000000000..757d4eb58a3f2fd3a42e9416f5ae791ebdb533e8
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Paragraph_Separator.js
@@ -0,0 +1,91 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Paragraph_Separator`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x002029
+  ],
+  ranges: []
+});
+testPropertyEscapes(
+  /^\p{General_Category=Paragraph_Separator}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Paragraph_Separator}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Zp}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Zp}"
+);
+testPropertyEscapes(
+  /^\p{gc=Paragraph_Separator}+$/u,
+  matchSymbols,
+  "\\p{gc=Paragraph_Separator}"
+);
+testPropertyEscapes(
+  /^\p{gc=Zp}+$/u,
+  matchSymbols,
+  "\\p{gc=Zp}"
+);
+testPropertyEscapes(
+  /^\p{Paragraph_Separator}+$/u,
+  matchSymbols,
+  "\\p{Paragraph_Separator}"
+);
+testPropertyEscapes(
+  /^\p{Zp}+$/u,
+  matchSymbols,
+  "\\p{Zp}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x002028],
+    [0x00202A, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Paragraph_Separator}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Paragraph_Separator}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Zp}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Zp}"
+);
+testPropertyEscapes(
+  /^\P{gc=Paragraph_Separator}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Paragraph_Separator}"
+);
+testPropertyEscapes(
+  /^\P{gc=Zp}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Zp}"
+);
+testPropertyEscapes(
+  /^\P{Paragraph_Separator}+$/u,
+  nonMatchSymbols,
+  "\\P{Paragraph_Separator}"
+);
+testPropertyEscapes(
+  /^\P{Zp}+$/u,
+  nonMatchSymbols,
+  "\\P{Zp}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Private_Use.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Private_Use.js
new file mode 100644
index 0000000000000000000000000000000000000000..03c2d8d8083fe9a0efd42b22f41185b83af0bfbb
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Private_Use.js
@@ -0,0 +1,94 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Private_Use`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00E000, 0x00F8FF],
+    [0x0F0000, 0x0FFFFD],
+    [0x100000, 0x10FFFD]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Private_Use}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Private_Use}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Co}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Co}"
+);
+testPropertyEscapes(
+  /^\p{gc=Private_Use}+$/u,
+  matchSymbols,
+  "\\p{gc=Private_Use}"
+);
+testPropertyEscapes(
+  /^\p{gc=Co}+$/u,
+  matchSymbols,
+  "\\p{gc=Co}"
+);
+testPropertyEscapes(
+  /^\p{Private_Use}+$/u,
+  matchSymbols,
+  "\\p{Private_Use}"
+);
+testPropertyEscapes(
+  /^\p{Co}+$/u,
+  matchSymbols,
+  "\\p{Co}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00F900, 0x0EFFFF],
+    [0x0FFFFE, 0x0FFFFF],
+    [0x10FFFE, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Private_Use}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Private_Use}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Co}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Co}"
+);
+testPropertyEscapes(
+  /^\P{gc=Private_Use}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Private_Use}"
+);
+testPropertyEscapes(
+  /^\P{gc=Co}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Co}"
+);
+testPropertyEscapes(
+  /^\P{Private_Use}+$/u,
+  nonMatchSymbols,
+  "\\P{Private_Use}"
+);
+testPropertyEscapes(
+  /^\P{Co}+$/u,
+  nonMatchSymbols,
+  "\\P{Co}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Punctuation.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Punctuation.js
new file mode 100644
index 0000000000000000000000000000000000000000..328d00410d5acedbf9d0457e72643ee2b825aad0
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Punctuation.js
@@ -0,0 +1,457 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Punctuation`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00005F,
+    0x00007B,
+    0x00007D,
+    0x0000A1,
+    0x0000A7,
+    0x0000AB,
+    0x0000BB,
+    0x0000BF,
+    0x00037E,
+    0x000387,
+    0x0005BE,
+    0x0005C0,
+    0x0005C3,
+    0x0005C6,
+    0x00061B,
+    0x0006D4,
+    0x00085E,
+    0x000970,
+    0x000AF0,
+    0x000DF4,
+    0x000E4F,
+    0x000F14,
+    0x000F85,
+    0x0010FB,
+    0x001400,
+    0x001CD3,
+    0x002D70,
+    0x003030,
+    0x00303D,
+    0x0030A0,
+    0x0030FB,
+    0x00A673,
+    0x00A67E,
+    0x00A8FC,
+    0x00A95F,
+    0x00ABEB,
+    0x00FE63,
+    0x00FE68,
+    0x00FF3F,
+    0x00FF5B,
+    0x00FF5D,
+    0x01039F,
+    0x0103D0,
+    0x01056F,
+    0x010857,
+    0x01091F,
+    0x01093F,
+    0x010A7F,
+    0x0111CD,
+    0x0111DB,
+    0x0112A9,
+    0x01145B,
+    0x01145D,
+    0x0114C6,
+    0x016AF5,
+    0x016B44,
+    0x01BC9F
+  ],
+  ranges: [
+    [0x000021, 0x000023],
+    [0x000025, 0x00002A],
+    [0x00002C, 0x00002F],
+    [0x00003A, 0x00003B],
+    [0x00003F, 0x000040],
+    [0x00005B, 0x00005D],
+    [0x0000B6, 0x0000B7],
+    [0x00055A, 0x00055F],
+    [0x000589, 0x00058A],
+    [0x0005F3, 0x0005F4],
+    [0x000609, 0x00060A],
+    [0x00060C, 0x00060D],
+    [0x00061E, 0x00061F],
+    [0x00066A, 0x00066D],
+    [0x000700, 0x00070D],
+    [0x0007F7, 0x0007F9],
+    [0x000830, 0x00083E],
+    [0x000964, 0x000965],
+    [0x000E5A, 0x000E5B],
+    [0x000F04, 0x000F12],
+    [0x000F3A, 0x000F3D],
+    [0x000FD0, 0x000FD4],
+    [0x000FD9, 0x000FDA],
+    [0x00104A, 0x00104F],
+    [0x001360, 0x001368],
+    [0x00166D, 0x00166E],
+    [0x00169B, 0x00169C],
+    [0x0016EB, 0x0016ED],
+    [0x001735, 0x001736],
+    [0x0017D4, 0x0017D6],
+    [0x0017D8, 0x0017DA],
+    [0x001800, 0x00180A],
+    [0x001944, 0x001945],
+    [0x001A1E, 0x001A1F],
+    [0x001AA0, 0x001AA6],
+    [0x001AA8, 0x001AAD],
+    [0x001B5A, 0x001B60],
+    [0x001BFC, 0x001BFF],
+    [0x001C3B, 0x001C3F],
+    [0x001C7E, 0x001C7F],
+    [0x001CC0, 0x001CC7],
+    [0x002010, 0x002027],
+    [0x002030, 0x002043],
+    [0x002045, 0x002051],
+    [0x002053, 0x00205E],
+    [0x00207D, 0x00207E],
+    [0x00208D, 0x00208E],
+    [0x002308, 0x00230B],
+    [0x002329, 0x00232A],
+    [0x002768, 0x002775],
+    [0x0027C5, 0x0027C6],
+    [0x0027E6, 0x0027EF],
+    [0x002983, 0x002998],
+    [0x0029D8, 0x0029DB],
+    [0x0029FC, 0x0029FD],
+    [0x002CF9, 0x002CFC],
+    [0x002CFE, 0x002CFF],
+    [0x002E00, 0x002E2E],
+    [0x002E30, 0x002E44],
+    [0x003001, 0x003003],
+    [0x003008, 0x003011],
+    [0x003014, 0x00301F],
+    [0x00A4FE, 0x00A4FF],
+    [0x00A60D, 0x00A60F],
+    [0x00A6F2, 0x00A6F7],
+    [0x00A874, 0x00A877],
+    [0x00A8CE, 0x00A8CF],
+    [0x00A8F8, 0x00A8FA],
+    [0x00A92E, 0x00A92F],
+    [0x00A9C1, 0x00A9CD],
+    [0x00A9DE, 0x00A9DF],
+    [0x00AA5C, 0x00AA5F],
+    [0x00AADE, 0x00AADF],
+    [0x00AAF0, 0x00AAF1],
+    [0x00FD3E, 0x00FD3F],
+    [0x00FE10, 0x00FE19],
+    [0x00FE30, 0x00FE52],
+    [0x00FE54, 0x00FE61],
+    [0x00FE6A, 0x00FE6B],
+    [0x00FF01, 0x00FF03],
+    [0x00FF05, 0x00FF0A],
+    [0x00FF0C, 0x00FF0F],
+    [0x00FF1A, 0x00FF1B],
+    [0x00FF1F, 0x00FF20],
+    [0x00FF3B, 0x00FF3D],
+    [0x00FF5F, 0x00FF65],
+    [0x010100, 0x010102],
+    [0x010A50, 0x010A58],
+    [0x010AF0, 0x010AF6],
+    [0x010B39, 0x010B3F],
+    [0x010B99, 0x010B9C],
+    [0x011047, 0x01104D],
+    [0x0110BB, 0x0110BC],
+    [0x0110BE, 0x0110C1],
+    [0x011140, 0x011143],
+    [0x011174, 0x011175],
+    [0x0111C5, 0x0111C9],
+    [0x0111DD, 0x0111DF],
+    [0x011238, 0x01123D],
+    [0x01144B, 0x01144F],
+    [0x0115C1, 0x0115D7],
+    [0x011641, 0x011643],
+    [0x011660, 0x01166C],
+    [0x01173C, 0x01173E],
+    [0x011C41, 0x011C45],
+    [0x011C70, 0x011C71],
+    [0x012470, 0x012474],
+    [0x016A6E, 0x016A6F],
+    [0x016B37, 0x016B3B],
+    [0x01DA87, 0x01DA8B],
+    [0x01E95E, 0x01E95F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Punctuation}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=P}+$/u,
+  matchSymbols,
+  "\\p{General_Category=P}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=punct}+$/u,
+  matchSymbols,
+  "\\p{General_Category=punct}"
+);
+testPropertyEscapes(
+  /^\p{gc=Punctuation}+$/u,
+  matchSymbols,
+  "\\p{gc=Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{gc=P}+$/u,
+  matchSymbols,
+  "\\p{gc=P}"
+);
+testPropertyEscapes(
+  /^\p{gc=punct}+$/u,
+  matchSymbols,
+  "\\p{gc=punct}"
+);
+testPropertyEscapes(
+  /^\p{Punctuation}+$/u,
+  matchSymbols,
+  "\\p{Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{P}+$/u,
+  matchSymbols,
+  "\\p{P}"
+);
+testPropertyEscapes(
+  /^\p{punct}+$/u,
+  matchSymbols,
+  "\\p{punct}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000024,
+    0x00002B,
+    0x00005E,
+    0x00007C,
+    0x0005BF,
+    0x00060B,
+    0x000F13,
+    0x0017D7,
+    0x001AA7,
+    0x002044,
+    0x002052,
+    0x002CFD,
+    0x002E2F,
+    0x00A8FB,
+    0x00FE53,
+    0x00FE62,
+    0x00FE69,
+    0x00FF04,
+    0x00FF0B,
+    0x00FF3E,
+    0x00FF5C,
+    0x00FF5E,
+    0x0110BD,
+    0x0111DC,
+    0x01145C
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000020],
+    [0x000030, 0x000039],
+    [0x00003C, 0x00003E],
+    [0x000041, 0x00005A],
+    [0x000060, 0x00007A],
+    [0x00007E, 0x0000A0],
+    [0x0000A2, 0x0000A6],
+    [0x0000A8, 0x0000AA],
+    [0x0000AC, 0x0000B5],
+    [0x0000B8, 0x0000BA],
+    [0x0000BC, 0x0000BE],
+    [0x0000C0, 0x00037D],
+    [0x00037F, 0x000386],
+    [0x000388, 0x000559],
+    [0x000560, 0x000588],
+    [0x00058B, 0x0005BD],
+    [0x0005C1, 0x0005C2],
+    [0x0005C4, 0x0005C5],
+    [0x0005C7, 0x0005F2],
+    [0x0005F5, 0x000608],
+    [0x00060E, 0x00061A],
+    [0x00061C, 0x00061D],
+    [0x000620, 0x000669],
+    [0x00066E, 0x0006D3],
+    [0x0006D5, 0x0006FF],
+    [0x00070E, 0x0007F6],
+    [0x0007FA, 0x00082F],
+    [0x00083F, 0x00085D],
+    [0x00085F, 0x000963],
+    [0x000966, 0x00096F],
+    [0x000971, 0x000AEF],
+    [0x000AF1, 0x000DF3],
+    [0x000DF5, 0x000E4E],
+    [0x000E50, 0x000E59],
+    [0x000E5C, 0x000F03],
+    [0x000F15, 0x000F39],
+    [0x000F3E, 0x000F84],
+    [0x000F86, 0x000FCF],
+    [0x000FD5, 0x000FD8],
+    [0x000FDB, 0x001049],
+    [0x001050, 0x0010FA],
+    [0x0010FC, 0x00135F],
+    [0x001369, 0x0013FF],
+    [0x001401, 0x00166C],
+    [0x00166F, 0x00169A],
+    [0x00169D, 0x0016EA],
+    [0x0016EE, 0x001734],
+    [0x001737, 0x0017D3],
+    [0x0017DB, 0x0017FF],
+    [0x00180B, 0x001943],
+    [0x001946, 0x001A1D],
+    [0x001A20, 0x001A9F],
+    [0x001AAE, 0x001B59],
+    [0x001B61, 0x001BFB],
+    [0x001C00, 0x001C3A],
+    [0x001C40, 0x001C7D],
+    [0x001C80, 0x001CBF],
+    [0x001CC8, 0x001CD2],
+    [0x001CD4, 0x00200F],
+    [0x002028, 0x00202F],
+    [0x00205F, 0x00207C],
+    [0x00207F, 0x00208C],
+    [0x00208F, 0x002307],
+    [0x00230C, 0x002328],
+    [0x00232B, 0x002767],
+    [0x002776, 0x0027C4],
+    [0x0027C7, 0x0027E5],
+    [0x0027F0, 0x002982],
+    [0x002999, 0x0029D7],
+    [0x0029DC, 0x0029FB],
+    [0x0029FE, 0x002CF8],
+    [0x002D00, 0x002D6F],
+    [0x002D71, 0x002DFF],
+    [0x002E45, 0x003000],
+    [0x003004, 0x003007],
+    [0x003012, 0x003013],
+    [0x003020, 0x00302F],
+    [0x003031, 0x00303C],
+    [0x00303E, 0x00309F],
+    [0x0030A1, 0x0030FA],
+    [0x0030FC, 0x00A4FD],
+    [0x00A500, 0x00A60C],
+    [0x00A610, 0x00A672],
+    [0x00A674, 0x00A67D],
+    [0x00A67F, 0x00A6F1],
+    [0x00A6F8, 0x00A873],
+    [0x00A878, 0x00A8CD],
+    [0x00A8D0, 0x00A8F7],
+    [0x00A8FD, 0x00A92D],
+    [0x00A930, 0x00A95E],
+    [0x00A960, 0x00A9C0],
+    [0x00A9CE, 0x00A9DD],
+    [0x00A9E0, 0x00AA5B],
+    [0x00AA60, 0x00AADD],
+    [0x00AAE0, 0x00AAEF],
+    [0x00AAF2, 0x00ABEA],
+    [0x00ABEC, 0x00DBFF],
+    [0x00E000, 0x00FD3D],
+    [0x00FD40, 0x00FE0F],
+    [0x00FE1A, 0x00FE2F],
+    [0x00FE64, 0x00FE67],
+    [0x00FE6C, 0x00FF00],
+    [0x00FF10, 0x00FF19],
+    [0x00FF1C, 0x00FF1E],
+    [0x00FF21, 0x00FF3A],
+    [0x00FF40, 0x00FF5A],
+    [0x00FF66, 0x0100FF],
+    [0x010103, 0x01039E],
+    [0x0103A0, 0x0103CF],
+    [0x0103D1, 0x01056E],
+    [0x010570, 0x010856],
+    [0x010858, 0x01091E],
+    [0x010920, 0x01093E],
+    [0x010940, 0x010A4F],
+    [0x010A59, 0x010A7E],
+    [0x010A80, 0x010AEF],
+    [0x010AF7, 0x010B38],
+    [0x010B40, 0x010B98],
+    [0x010B9D, 0x011046],
+    [0x01104E, 0x0110BA],
+    [0x0110C2, 0x01113F],
+    [0x011144, 0x011173],
+    [0x011176, 0x0111C4],
+    [0x0111CA, 0x0111CC],
+    [0x0111CE, 0x0111DA],
+    [0x0111E0, 0x011237],
+    [0x01123E, 0x0112A8],
+    [0x0112AA, 0x01144A],
+    [0x011450, 0x01145A],
+    [0x01145E, 0x0114C5],
+    [0x0114C7, 0x0115C0],
+    [0x0115D8, 0x011640],
+    [0x011644, 0x01165F],
+    [0x01166D, 0x01173B],
+    [0x01173F, 0x011C40],
+    [0x011C46, 0x011C6F],
+    [0x011C72, 0x01246F],
+    [0x012475, 0x016A6D],
+    [0x016A70, 0x016AF4],
+    [0x016AF6, 0x016B36],
+    [0x016B3C, 0x016B43],
+    [0x016B45, 0x01BC9E],
+    [0x01BCA0, 0x01DA86],
+    [0x01DA8C, 0x01E95D],
+    [0x01E960, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=P}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=P}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=punct}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=punct}"
+);
+testPropertyEscapes(
+  /^\P{gc=Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{gc=P}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=P}"
+);
+testPropertyEscapes(
+  /^\P{gc=punct}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=punct}"
+);
+testPropertyEscapes(
+  /^\P{Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{P}+$/u,
+  nonMatchSymbols,
+  "\\P{P}"
+);
+testPropertyEscapes(
+  /^\P{punct}+$/u,
+  nonMatchSymbols,
+  "\\P{punct}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Separator.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Separator.js
new file mode 100644
index 0000000000000000000000000000000000000000..d27d23094dc6b73f3208e9e7060774b33d749f1f
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Separator.js
@@ -0,0 +1,106 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Separator`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000020,
+    0x0000A0,
+    0x001680,
+    0x00202F,
+    0x00205F,
+    0x003000
+  ],
+  ranges: [
+    [0x002000, 0x00200A],
+    [0x002028, 0x002029]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Separator}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Separator}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Z}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Z}"
+);
+testPropertyEscapes(
+  /^\p{gc=Separator}+$/u,
+  matchSymbols,
+  "\\p{gc=Separator}"
+);
+testPropertyEscapes(
+  /^\p{gc=Z}+$/u,
+  matchSymbols,
+  "\\p{gc=Z}"
+);
+testPropertyEscapes(
+  /^\p{Separator}+$/u,
+  matchSymbols,
+  "\\p{Separator}"
+);
+testPropertyEscapes(
+  /^\p{Z}+$/u,
+  matchSymbols,
+  "\\p{Z}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00001F],
+    [0x000021, 0x00009F],
+    [0x0000A1, 0x00167F],
+    [0x001681, 0x001FFF],
+    [0x00200B, 0x002027],
+    [0x00202A, 0x00202E],
+    [0x002030, 0x00205E],
+    [0x002060, 0x002FFF],
+    [0x003001, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Separator}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Separator}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Z}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Z}"
+);
+testPropertyEscapes(
+  /^\P{gc=Separator}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Separator}"
+);
+testPropertyEscapes(
+  /^\P{gc=Z}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Z}"
+);
+testPropertyEscapes(
+  /^\P{Separator}+$/u,
+  nonMatchSymbols,
+  "\\P{Separator}"
+);
+testPropertyEscapes(
+  /^\P{Z}+$/u,
+  nonMatchSymbols,
+  "\\P{Z}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Space_Separator.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Space_Separator.js
new file mode 100644
index 0000000000000000000000000000000000000000..34e80ad99f1ab9213a51842b827ace3878b40be8
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Space_Separator.js
@@ -0,0 +1,104 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Space_Separator`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000020,
+    0x0000A0,
+    0x001680,
+    0x00202F,
+    0x00205F,
+    0x003000
+  ],
+  ranges: [
+    [0x002000, 0x00200A]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Space_Separator}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Space_Separator}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Zs}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Zs}"
+);
+testPropertyEscapes(
+  /^\p{gc=Space_Separator}+$/u,
+  matchSymbols,
+  "\\p{gc=Space_Separator}"
+);
+testPropertyEscapes(
+  /^\p{gc=Zs}+$/u,
+  matchSymbols,
+  "\\p{gc=Zs}"
+);
+testPropertyEscapes(
+  /^\p{Space_Separator}+$/u,
+  matchSymbols,
+  "\\p{Space_Separator}"
+);
+testPropertyEscapes(
+  /^\p{Zs}+$/u,
+  matchSymbols,
+  "\\p{Zs}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00001F],
+    [0x000021, 0x00009F],
+    [0x0000A1, 0x00167F],
+    [0x001681, 0x001FFF],
+    [0x00200B, 0x00202E],
+    [0x002030, 0x00205E],
+    [0x002060, 0x002FFF],
+    [0x003001, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Space_Separator}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Space_Separator}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Zs}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Zs}"
+);
+testPropertyEscapes(
+  /^\P{gc=Space_Separator}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Space_Separator}"
+);
+testPropertyEscapes(
+  /^\P{gc=Zs}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Zs}"
+);
+testPropertyEscapes(
+  /^\P{Space_Separator}+$/u,
+  nonMatchSymbols,
+  "\\P{Space_Separator}"
+);
+testPropertyEscapes(
+  /^\P{Zs}+$/u,
+  nonMatchSymbols,
+  "\\P{Zs}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Spacing_Mark.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Spacing_Mark.js
new file mode 100644
index 0000000000000000000000000000000000000000..e5db648b33b05e9d20e9e82c8a9cef90cf2939e7
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Spacing_Mark.js
@@ -0,0 +1,401 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Spacing_Mark`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000903,
+    0x00093B,
+    0x0009D7,
+    0x000A03,
+    0x000A83,
+    0x000AC9,
+    0x000B3E,
+    0x000B40,
+    0x000B57,
+    0x000BD7,
+    0x000CBE,
+    0x000D57,
+    0x000F7F,
+    0x001031,
+    0x001038,
+    0x00108F,
+    0x0017B6,
+    0x001A55,
+    0x001A57,
+    0x001A61,
+    0x001B04,
+    0x001B35,
+    0x001B3B,
+    0x001B82,
+    0x001BA1,
+    0x001BAA,
+    0x001BE7,
+    0x001BEE,
+    0x001CE1,
+    0x00A827,
+    0x00A983,
+    0x00AA4D,
+    0x00AA7B,
+    0x00AA7D,
+    0x00AAEB,
+    0x00AAF5,
+    0x00ABEC,
+    0x011000,
+    0x011002,
+    0x011082,
+    0x01112C,
+    0x011182,
+    0x011235,
+    0x011357,
+    0x011445,
+    0x0114B9,
+    0x0114C1,
+    0x0115BE,
+    0x01163E,
+    0x0116AC,
+    0x0116B6,
+    0x011726,
+    0x011C2F,
+    0x011C3E,
+    0x011CA9,
+    0x011CB1,
+    0x011CB4
+  ],
+  ranges: [
+    [0x00093E, 0x000940],
+    [0x000949, 0x00094C],
+    [0x00094E, 0x00094F],
+    [0x000982, 0x000983],
+    [0x0009BE, 0x0009C0],
+    [0x0009C7, 0x0009C8],
+    [0x0009CB, 0x0009CC],
+    [0x000A3E, 0x000A40],
+    [0x000ABE, 0x000AC0],
+    [0x000ACB, 0x000ACC],
+    [0x000B02, 0x000B03],
+    [0x000B47, 0x000B48],
+    [0x000B4B, 0x000B4C],
+    [0x000BBE, 0x000BBF],
+    [0x000BC1, 0x000BC2],
+    [0x000BC6, 0x000BC8],
+    [0x000BCA, 0x000BCC],
+    [0x000C01, 0x000C03],
+    [0x000C41, 0x000C44],
+    [0x000C82, 0x000C83],
+    [0x000CC0, 0x000CC4],
+    [0x000CC7, 0x000CC8],
+    [0x000CCA, 0x000CCB],
+    [0x000CD5, 0x000CD6],
+    [0x000D02, 0x000D03],
+    [0x000D3E, 0x000D40],
+    [0x000D46, 0x000D48],
+    [0x000D4A, 0x000D4C],
+    [0x000D82, 0x000D83],
+    [0x000DCF, 0x000DD1],
+    [0x000DD8, 0x000DDF],
+    [0x000DF2, 0x000DF3],
+    [0x000F3E, 0x000F3F],
+    [0x00102B, 0x00102C],
+    [0x00103B, 0x00103C],
+    [0x001056, 0x001057],
+    [0x001062, 0x001064],
+    [0x001067, 0x00106D],
+    [0x001083, 0x001084],
+    [0x001087, 0x00108C],
+    [0x00109A, 0x00109C],
+    [0x0017BE, 0x0017C5],
+    [0x0017C7, 0x0017C8],
+    [0x001923, 0x001926],
+    [0x001929, 0x00192B],
+    [0x001930, 0x001931],
+    [0x001933, 0x001938],
+    [0x001A19, 0x001A1A],
+    [0x001A63, 0x001A64],
+    [0x001A6D, 0x001A72],
+    [0x001B3D, 0x001B41],
+    [0x001B43, 0x001B44],
+    [0x001BA6, 0x001BA7],
+    [0x001BEA, 0x001BEC],
+    [0x001BF2, 0x001BF3],
+    [0x001C24, 0x001C2B],
+    [0x001C34, 0x001C35],
+    [0x001CF2, 0x001CF3],
+    [0x00302E, 0x00302F],
+    [0x00A823, 0x00A824],
+    [0x00A880, 0x00A881],
+    [0x00A8B4, 0x00A8C3],
+    [0x00A952, 0x00A953],
+    [0x00A9B4, 0x00A9B5],
+    [0x00A9BA, 0x00A9BB],
+    [0x00A9BD, 0x00A9C0],
+    [0x00AA2F, 0x00AA30],
+    [0x00AA33, 0x00AA34],
+    [0x00AAEE, 0x00AAEF],
+    [0x00ABE3, 0x00ABE4],
+    [0x00ABE6, 0x00ABE7],
+    [0x00ABE9, 0x00ABEA],
+    [0x0110B0, 0x0110B2],
+    [0x0110B7, 0x0110B8],
+    [0x0111B3, 0x0111B5],
+    [0x0111BF, 0x0111C0],
+    [0x01122C, 0x01122E],
+    [0x011232, 0x011233],
+    [0x0112E0, 0x0112E2],
+    [0x011302, 0x011303],
+    [0x01133E, 0x01133F],
+    [0x011341, 0x011344],
+    [0x011347, 0x011348],
+    [0x01134B, 0x01134D],
+    [0x011362, 0x011363],
+    [0x011435, 0x011437],
+    [0x011440, 0x011441],
+    [0x0114B0, 0x0114B2],
+    [0x0114BB, 0x0114BE],
+    [0x0115AF, 0x0115B1],
+    [0x0115B8, 0x0115BB],
+    [0x011630, 0x011632],
+    [0x01163B, 0x01163C],
+    [0x0116AE, 0x0116AF],
+    [0x011720, 0x011721],
+    [0x016F51, 0x016F7E],
+    [0x01D165, 0x01D166],
+    [0x01D16D, 0x01D172]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Spacing_Mark}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Spacing_Mark}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Mc}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Mc}"
+);
+testPropertyEscapes(
+  /^\p{gc=Spacing_Mark}+$/u,
+  matchSymbols,
+  "\\p{gc=Spacing_Mark}"
+);
+testPropertyEscapes(
+  /^\p{gc=Mc}+$/u,
+  matchSymbols,
+  "\\p{gc=Mc}"
+);
+testPropertyEscapes(
+  /^\p{Spacing_Mark}+$/u,
+  matchSymbols,
+  "\\p{Spacing_Mark}"
+);
+testPropertyEscapes(
+  /^\p{Mc}+$/u,
+  matchSymbols,
+  "\\p{Mc}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00094D,
+    0x000ACA,
+    0x000B3F,
+    0x000BC0,
+    0x000BC9,
+    0x000CBF,
+    0x000CC9,
+    0x000D49,
+    0x0017C6,
+    0x001932,
+    0x001A56,
+    0x001A62,
+    0x001B3C,
+    0x001B42,
+    0x001BED,
+    0x00A9BC,
+    0x00AA7C,
+    0x00ABE5,
+    0x00ABE8,
+    0x00ABEB,
+    0x011001,
+    0x011234,
+    0x011340,
+    0x0114BA,
+    0x01163D,
+    0x0116AD
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000902],
+    [0x000904, 0x00093A],
+    [0x00093C, 0x00093D],
+    [0x000941, 0x000948],
+    [0x000950, 0x000981],
+    [0x000984, 0x0009BD],
+    [0x0009C1, 0x0009C6],
+    [0x0009C9, 0x0009CA],
+    [0x0009CD, 0x0009D6],
+    [0x0009D8, 0x000A02],
+    [0x000A04, 0x000A3D],
+    [0x000A41, 0x000A82],
+    [0x000A84, 0x000ABD],
+    [0x000AC1, 0x000AC8],
+    [0x000ACD, 0x000B01],
+    [0x000B04, 0x000B3D],
+    [0x000B41, 0x000B46],
+    [0x000B49, 0x000B4A],
+    [0x000B4D, 0x000B56],
+    [0x000B58, 0x000BBD],
+    [0x000BC3, 0x000BC5],
+    [0x000BCD, 0x000BD6],
+    [0x000BD8, 0x000C00],
+    [0x000C04, 0x000C40],
+    [0x000C45, 0x000C81],
+    [0x000C84, 0x000CBD],
+    [0x000CC5, 0x000CC6],
+    [0x000CCC, 0x000CD4],
+    [0x000CD7, 0x000D01],
+    [0x000D04, 0x000D3D],
+    [0x000D41, 0x000D45],
+    [0x000D4D, 0x000D56],
+    [0x000D58, 0x000D81],
+    [0x000D84, 0x000DCE],
+    [0x000DD2, 0x000DD7],
+    [0x000DE0, 0x000DF1],
+    [0x000DF4, 0x000F3D],
+    [0x000F40, 0x000F7E],
+    [0x000F80, 0x00102A],
+    [0x00102D, 0x001030],
+    [0x001032, 0x001037],
+    [0x001039, 0x00103A],
+    [0x00103D, 0x001055],
+    [0x001058, 0x001061],
+    [0x001065, 0x001066],
+    [0x00106E, 0x001082],
+    [0x001085, 0x001086],
+    [0x00108D, 0x00108E],
+    [0x001090, 0x001099],
+    [0x00109D, 0x0017B5],
+    [0x0017B7, 0x0017BD],
+    [0x0017C9, 0x001922],
+    [0x001927, 0x001928],
+    [0x00192C, 0x00192F],
+    [0x001939, 0x001A18],
+    [0x001A1B, 0x001A54],
+    [0x001A58, 0x001A60],
+    [0x001A65, 0x001A6C],
+    [0x001A73, 0x001B03],
+    [0x001B05, 0x001B34],
+    [0x001B36, 0x001B3A],
+    [0x001B45, 0x001B81],
+    [0x001B83, 0x001BA0],
+    [0x001BA2, 0x001BA5],
+    [0x001BA8, 0x001BA9],
+    [0x001BAB, 0x001BE6],
+    [0x001BE8, 0x001BE9],
+    [0x001BEF, 0x001BF1],
+    [0x001BF4, 0x001C23],
+    [0x001C2C, 0x001C33],
+    [0x001C36, 0x001CE0],
+    [0x001CE2, 0x001CF1],
+    [0x001CF4, 0x00302D],
+    [0x003030, 0x00A822],
+    [0x00A825, 0x00A826],
+    [0x00A828, 0x00A87F],
+    [0x00A882, 0x00A8B3],
+    [0x00A8C4, 0x00A951],
+    [0x00A954, 0x00A982],
+    [0x00A984, 0x00A9B3],
+    [0x00A9B6, 0x00A9B9],
+    [0x00A9C1, 0x00AA2E],
+    [0x00AA31, 0x00AA32],
+    [0x00AA35, 0x00AA4C],
+    [0x00AA4E, 0x00AA7A],
+    [0x00AA7E, 0x00AAEA],
+    [0x00AAEC, 0x00AAED],
+    [0x00AAF0, 0x00AAF4],
+    [0x00AAF6, 0x00ABE2],
+    [0x00ABED, 0x00DBFF],
+    [0x00E000, 0x010FFF],
+    [0x011003, 0x011081],
+    [0x011083, 0x0110AF],
+    [0x0110B3, 0x0110B6],
+    [0x0110B9, 0x01112B],
+    [0x01112D, 0x011181],
+    [0x011183, 0x0111B2],
+    [0x0111B6, 0x0111BE],
+    [0x0111C1, 0x01122B],
+    [0x01122F, 0x011231],
+    [0x011236, 0x0112DF],
+    [0x0112E3, 0x011301],
+    [0x011304, 0x01133D],
+    [0x011345, 0x011346],
+    [0x011349, 0x01134A],
+    [0x01134E, 0x011356],
+    [0x011358, 0x011361],
+    [0x011364, 0x011434],
+    [0x011438, 0x01143F],
+    [0x011442, 0x011444],
+    [0x011446, 0x0114AF],
+    [0x0114B3, 0x0114B8],
+    [0x0114BF, 0x0114C0],
+    [0x0114C2, 0x0115AE],
+    [0x0115B2, 0x0115B7],
+    [0x0115BC, 0x0115BD],
+    [0x0115BF, 0x01162F],
+    [0x011633, 0x01163A],
+    [0x01163F, 0x0116AB],
+    [0x0116B0, 0x0116B5],
+    [0x0116B7, 0x01171F],
+    [0x011722, 0x011725],
+    [0x011727, 0x011C2E],
+    [0x011C30, 0x011C3D],
+    [0x011C3F, 0x011CA8],
+    [0x011CAA, 0x011CB0],
+    [0x011CB2, 0x011CB3],
+    [0x011CB5, 0x016F50],
+    [0x016F7F, 0x01D164],
+    [0x01D167, 0x01D16C],
+    [0x01D173, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Spacing_Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Spacing_Mark}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Mc}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Mc}"
+);
+testPropertyEscapes(
+  /^\P{gc=Spacing_Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Spacing_Mark}"
+);
+testPropertyEscapes(
+  /^\P{gc=Mc}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Mc}"
+);
+testPropertyEscapes(
+  /^\P{Spacing_Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{Spacing_Mark}"
+);
+testPropertyEscapes(
+  /^\P{Mc}+$/u,
+  nonMatchSymbols,
+  "\\P{Mc}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Surrogate.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Surrogate.js
new file mode 100644
index 0000000000000000000000000000000000000000..935ae9cc20d4d287f65bea7a9402a9a0aa356761
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Surrogate.js
@@ -0,0 +1,91 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Surrogate`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x00D800, 0x00DBFF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Surrogate}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Surrogate}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Cs}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Cs}"
+);
+testPropertyEscapes(
+  /^\p{gc=Surrogate}+$/u,
+  matchSymbols,
+  "\\p{gc=Surrogate}"
+);
+testPropertyEscapes(
+  /^\p{gc=Cs}+$/u,
+  matchSymbols,
+  "\\p{gc=Cs}"
+);
+testPropertyEscapes(
+  /^\p{Surrogate}+$/u,
+  matchSymbols,
+  "\\p{Surrogate}"
+);
+testPropertyEscapes(
+  /^\p{Cs}+$/u,
+  matchSymbols,
+  "\\p{Cs}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00D7FF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Surrogate}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Surrogate}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Cs}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Cs}"
+);
+testPropertyEscapes(
+  /^\P{gc=Surrogate}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Surrogate}"
+);
+testPropertyEscapes(
+  /^\P{gc=Cs}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Cs}"
+);
+testPropertyEscapes(
+  /^\P{Surrogate}+$/u,
+  nonMatchSymbols,
+  "\\P{Surrogate}"
+);
+testPropertyEscapes(
+  /^\P{Cs}+$/u,
+  nonMatchSymbols,
+  "\\P{Cs}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Symbol.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Symbol.js
new file mode 100644
index 0000000000000000000000000000000000000000..702ab7190560bc5e51cc4d4f1b22f84bcaaa8265
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Symbol.js
@@ -0,0 +1,527 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Symbol`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000024,
+    0x00002B,
+    0x00005E,
+    0x000060,
+    0x00007C,
+    0x00007E,
+    0x0000AC,
+    0x0000B4,
+    0x0000B8,
+    0x0000D7,
+    0x0000F7,
+    0x0002ED,
+    0x000375,
+    0x0003F6,
+    0x000482,
+    0x00060B,
+    0x0006DE,
+    0x0006E9,
+    0x0007F6,
+    0x000AF1,
+    0x000B70,
+    0x000C7F,
+    0x000D4F,
+    0x000D79,
+    0x000E3F,
+    0x000F13,
+    0x000F34,
+    0x000F36,
+    0x000F38,
+    0x0017DB,
+    0x001940,
+    0x001FBD,
+    0x002044,
+    0x002052,
+    0x002114,
+    0x002125,
+    0x002127,
+    0x002129,
+    0x00212E,
+    0x00214F,
+    0x003004,
+    0x003020,
+    0x003250,
+    0x00AB5B,
+    0x00FB29,
+    0x00FE62,
+    0x00FE69,
+    0x00FF04,
+    0x00FF0B,
+    0x00FF3E,
+    0x00FF40,
+    0x00FF5C,
+    0x00FF5E,
+    0x0101A0,
+    0x010AC8,
+    0x01173F,
+    0x016B45,
+    0x01BC9C,
+    0x01D245,
+    0x01D6C1,
+    0x01D6DB,
+    0x01D6FB,
+    0x01D715,
+    0x01D735,
+    0x01D74F,
+    0x01D76F,
+    0x01D789,
+    0x01D7A9,
+    0x01D7C3,
+    0x01F930,
+    0x01F9C0
+  ],
+  ranges: [
+    [0x00003C, 0x00003E],
+    [0x0000A2, 0x0000A6],
+    [0x0000A8, 0x0000A9],
+    [0x0000AE, 0x0000B1],
+    [0x0002C2, 0x0002C5],
+    [0x0002D2, 0x0002DF],
+    [0x0002E5, 0x0002EB],
+    [0x0002EF, 0x0002FF],
+    [0x000384, 0x000385],
+    [0x00058D, 0x00058F],
+    [0x000606, 0x000608],
+    [0x00060E, 0x00060F],
+    [0x0006FD, 0x0006FE],
+    [0x0009F2, 0x0009F3],
+    [0x0009FA, 0x0009FB],
+    [0x000BF3, 0x000BFA],
+    [0x000F01, 0x000F03],
+    [0x000F15, 0x000F17],
+    [0x000F1A, 0x000F1F],
+    [0x000FBE, 0x000FC5],
+    [0x000FC7, 0x000FCC],
+    [0x000FCE, 0x000FCF],
+    [0x000FD5, 0x000FD8],
+    [0x00109E, 0x00109F],
+    [0x001390, 0x001399],
+    [0x0019DE, 0x0019FF],
+    [0x001B61, 0x001B6A],
+    [0x001B74, 0x001B7C],
+    [0x001FBF, 0x001FC1],
+    [0x001FCD, 0x001FCF],
+    [0x001FDD, 0x001FDF],
+    [0x001FED, 0x001FEF],
+    [0x001FFD, 0x001FFE],
+    [0x00207A, 0x00207C],
+    [0x00208A, 0x00208C],
+    [0x0020A0, 0x0020BE],
+    [0x002100, 0x002101],
+    [0x002103, 0x002106],
+    [0x002108, 0x002109],
+    [0x002116, 0x002118],
+    [0x00211E, 0x002123],
+    [0x00213A, 0x00213B],
+    [0x002140, 0x002144],
+    [0x00214A, 0x00214D],
+    [0x00218A, 0x00218B],
+    [0x002190, 0x002307],
+    [0x00230C, 0x002328],
+    [0x00232B, 0x0023FE],
+    [0x002400, 0x002426],
+    [0x002440, 0x00244A],
+    [0x00249C, 0x0024E9],
+    [0x002500, 0x002767],
+    [0x002794, 0x0027C4],
+    [0x0027C7, 0x0027E5],
+    [0x0027F0, 0x002982],
+    [0x002999, 0x0029D7],
+    [0x0029DC, 0x0029FB],
+    [0x0029FE, 0x002B73],
+    [0x002B76, 0x002B95],
+    [0x002B98, 0x002BB9],
+    [0x002BBD, 0x002BC8],
+    [0x002BCA, 0x002BD1],
+    [0x002BEC, 0x002BEF],
+    [0x002CE5, 0x002CEA],
+    [0x002E80, 0x002E99],
+    [0x002E9B, 0x002EF3],
+    [0x002F00, 0x002FD5],
+    [0x002FF0, 0x002FFB],
+    [0x003012, 0x003013],
+    [0x003036, 0x003037],
+    [0x00303E, 0x00303F],
+    [0x00309B, 0x00309C],
+    [0x003190, 0x003191],
+    [0x003196, 0x00319F],
+    [0x0031C0, 0x0031E3],
+    [0x003200, 0x00321E],
+    [0x00322A, 0x003247],
+    [0x003260, 0x00327F],
+    [0x00328A, 0x0032B0],
+    [0x0032C0, 0x0032FE],
+    [0x003300, 0x0033FF],
+    [0x004DC0, 0x004DFF],
+    [0x00A490, 0x00A4C6],
+    [0x00A700, 0x00A716],
+    [0x00A720, 0x00A721],
+    [0x00A789, 0x00A78A],
+    [0x00A828, 0x00A82B],
+    [0x00A836, 0x00A839],
+    [0x00AA77, 0x00AA79],
+    [0x00FBB2, 0x00FBC1],
+    [0x00FDFC, 0x00FDFD],
+    [0x00FE64, 0x00FE66],
+    [0x00FF1C, 0x00FF1E],
+    [0x00FFE0, 0x00FFE6],
+    [0x00FFE8, 0x00FFEE],
+    [0x00FFFC, 0x00FFFD],
+    [0x010137, 0x01013F],
+    [0x010179, 0x010189],
+    [0x01018C, 0x01018E],
+    [0x010190, 0x01019B],
+    [0x0101D0, 0x0101FC],
+    [0x010877, 0x010878],
+    [0x016B3C, 0x016B3F],
+    [0x01D000, 0x01D0F5],
+    [0x01D100, 0x01D126],
+    [0x01D129, 0x01D164],
+    [0x01D16A, 0x01D16C],
+    [0x01D183, 0x01D184],
+    [0x01D18C, 0x01D1A9],
+    [0x01D1AE, 0x01D1E8],
+    [0x01D200, 0x01D241],
+    [0x01D300, 0x01D356],
+    [0x01D800, 0x01D9FF],
+    [0x01DA37, 0x01DA3A],
+    [0x01DA6D, 0x01DA74],
+    [0x01DA76, 0x01DA83],
+    [0x01DA85, 0x01DA86],
+    [0x01EEF0, 0x01EEF1],
+    [0x01F000, 0x01F02B],
+    [0x01F030, 0x01F093],
+    [0x01F0A0, 0x01F0AE],
+    [0x01F0B1, 0x01F0BF],
+    [0x01F0C1, 0x01F0CF],
+    [0x01F0D1, 0x01F0F5],
+    [0x01F110, 0x01F12E],
+    [0x01F130, 0x01F16B],
+    [0x01F170, 0x01F1AC],
+    [0x01F1E6, 0x01F202],
+    [0x01F210, 0x01F23B],
+    [0x01F240, 0x01F248],
+    [0x01F250, 0x01F251],
+    [0x01F300, 0x01F6D2],
+    [0x01F6E0, 0x01F6EC],
+    [0x01F6F0, 0x01F6F6],
+    [0x01F700, 0x01F773],
+    [0x01F780, 0x01F7D4],
+    [0x01F800, 0x01F80B],
+    [0x01F810, 0x01F847],
+    [0x01F850, 0x01F859],
+    [0x01F860, 0x01F887],
+    [0x01F890, 0x01F8AD],
+    [0x01F910, 0x01F91E],
+    [0x01F920, 0x01F927],
+    [0x01F933, 0x01F93E],
+    [0x01F940, 0x01F94B],
+    [0x01F950, 0x01F95E],
+    [0x01F980, 0x01F991]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Symbol}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Symbol}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=S}+$/u,
+  matchSymbols,
+  "\\p{General_Category=S}"
+);
+testPropertyEscapes(
+  /^\p{gc=Symbol}+$/u,
+  matchSymbols,
+  "\\p{gc=Symbol}"
+);
+testPropertyEscapes(
+  /^\p{gc=S}+$/u,
+  matchSymbols,
+  "\\p{gc=S}"
+);
+testPropertyEscapes(
+  /^\p{Symbol}+$/u,
+  matchSymbols,
+  "\\p{Symbol}"
+);
+testPropertyEscapes(
+  /^\p{S}+$/u,
+  matchSymbols,
+  "\\p{S}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00005F,
+    0x00007D,
+    0x0000A7,
+    0x0000AD,
+    0x0002EC,
+    0x0002EE,
+    0x000F14,
+    0x000F35,
+    0x000F37,
+    0x000FC6,
+    0x000FCD,
+    0x001FBE,
+    0x002102,
+    0x002107,
+    0x002115,
+    0x002124,
+    0x002126,
+    0x002128,
+    0x00214E,
+    0x0023FF,
+    0x002BC9,
+    0x002E9A,
+    0x0032FF,
+    0x00FE63,
+    0x00FF3F,
+    0x00FF5D,
+    0x00FFE7,
+    0x01018F,
+    0x01DA75,
+    0x01DA84,
+    0x01F0C0,
+    0x01F0D0,
+    0x01F12F,
+    0x01F91F,
+    0x01F93F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000023],
+    [0x000025, 0x00002A],
+    [0x00002C, 0x00003B],
+    [0x00003F, 0x00005D],
+    [0x000061, 0x00007B],
+    [0x00007F, 0x0000A1],
+    [0x0000AA, 0x0000AB],
+    [0x0000B2, 0x0000B3],
+    [0x0000B5, 0x0000B7],
+    [0x0000B9, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x0002C1],
+    [0x0002C6, 0x0002D1],
+    [0x0002E0, 0x0002E4],
+    [0x000300, 0x000374],
+    [0x000376, 0x000383],
+    [0x000386, 0x0003F5],
+    [0x0003F7, 0x000481],
+    [0x000483, 0x00058C],
+    [0x000590, 0x000605],
+    [0x000609, 0x00060A],
+    [0x00060C, 0x00060D],
+    [0x000610, 0x0006DD],
+    [0x0006DF, 0x0006E8],
+    [0x0006EA, 0x0006FC],
+    [0x0006FF, 0x0007F5],
+    [0x0007F7, 0x0009F1],
+    [0x0009F4, 0x0009F9],
+    [0x0009FC, 0x000AF0],
+    [0x000AF2, 0x000B6F],
+    [0x000B71, 0x000BF2],
+    [0x000BFB, 0x000C7E],
+    [0x000C80, 0x000D4E],
+    [0x000D50, 0x000D78],
+    [0x000D7A, 0x000E3E],
+    [0x000E40, 0x000F00],
+    [0x000F04, 0x000F12],
+    [0x000F18, 0x000F19],
+    [0x000F20, 0x000F33],
+    [0x000F39, 0x000FBD],
+    [0x000FD0, 0x000FD4],
+    [0x000FD9, 0x00109D],
+    [0x0010A0, 0x00138F],
+    [0x00139A, 0x0017DA],
+    [0x0017DC, 0x00193F],
+    [0x001941, 0x0019DD],
+    [0x001A00, 0x001B60],
+    [0x001B6B, 0x001B73],
+    [0x001B7D, 0x001FBC],
+    [0x001FC2, 0x001FCC],
+    [0x001FD0, 0x001FDC],
+    [0x001FE0, 0x001FEC],
+    [0x001FF0, 0x001FFC],
+    [0x001FFF, 0x002043],
+    [0x002045, 0x002051],
+    [0x002053, 0x002079],
+    [0x00207D, 0x002089],
+    [0x00208D, 0x00209F],
+    [0x0020BF, 0x0020FF],
+    [0x00210A, 0x002113],
+    [0x002119, 0x00211D],
+    [0x00212A, 0x00212D],
+    [0x00212F, 0x002139],
+    [0x00213C, 0x00213F],
+    [0x002145, 0x002149],
+    [0x002150, 0x002189],
+    [0x00218C, 0x00218F],
+    [0x002308, 0x00230B],
+    [0x002329, 0x00232A],
+    [0x002427, 0x00243F],
+    [0x00244B, 0x00249B],
+    [0x0024EA, 0x0024FF],
+    [0x002768, 0x002793],
+    [0x0027C5, 0x0027C6],
+    [0x0027E6, 0x0027EF],
+    [0x002983, 0x002998],
+    [0x0029D8, 0x0029DB],
+    [0x0029FC, 0x0029FD],
+    [0x002B74, 0x002B75],
+    [0x002B96, 0x002B97],
+    [0x002BBA, 0x002BBC],
+    [0x002BD2, 0x002BEB],
+    [0x002BF0, 0x002CE4],
+    [0x002CEB, 0x002E7F],
+    [0x002EF4, 0x002EFF],
+    [0x002FD6, 0x002FEF],
+    [0x002FFC, 0x003003],
+    [0x003005, 0x003011],
+    [0x003014, 0x00301F],
+    [0x003021, 0x003035],
+    [0x003038, 0x00303D],
+    [0x003040, 0x00309A],
+    [0x00309D, 0x00318F],
+    [0x003192, 0x003195],
+    [0x0031A0, 0x0031BF],
+    [0x0031E4, 0x0031FF],
+    [0x00321F, 0x003229],
+    [0x003248, 0x00324F],
+    [0x003251, 0x00325F],
+    [0x003280, 0x003289],
+    [0x0032B1, 0x0032BF],
+    [0x003400, 0x004DBF],
+    [0x004E00, 0x00A48F],
+    [0x00A4C7, 0x00A6FF],
+    [0x00A717, 0x00A71F],
+    [0x00A722, 0x00A788],
+    [0x00A78B, 0x00A827],
+    [0x00A82C, 0x00A835],
+    [0x00A83A, 0x00AA76],
+    [0x00AA7A, 0x00AB5A],
+    [0x00AB5C, 0x00DBFF],
+    [0x00E000, 0x00FB28],
+    [0x00FB2A, 0x00FBB1],
+    [0x00FBC2, 0x00FDFB],
+    [0x00FDFE, 0x00FE61],
+    [0x00FE67, 0x00FE68],
+    [0x00FE6A, 0x00FF03],
+    [0x00FF05, 0x00FF0A],
+    [0x00FF0C, 0x00FF1B],
+    [0x00FF1F, 0x00FF3D],
+    [0x00FF41, 0x00FF5B],
+    [0x00FF5F, 0x00FFDF],
+    [0x00FFEF, 0x00FFFB],
+    [0x00FFFE, 0x010136],
+    [0x010140, 0x010178],
+    [0x01018A, 0x01018B],
+    [0x01019C, 0x01019F],
+    [0x0101A1, 0x0101CF],
+    [0x0101FD, 0x010876],
+    [0x010879, 0x010AC7],
+    [0x010AC9, 0x01173E],
+    [0x011740, 0x016B3B],
+    [0x016B40, 0x016B44],
+    [0x016B46, 0x01BC9B],
+    [0x01BC9D, 0x01CFFF],
+    [0x01D0F6, 0x01D0FF],
+    [0x01D127, 0x01D128],
+    [0x01D165, 0x01D169],
+    [0x01D16D, 0x01D182],
+    [0x01D185, 0x01D18B],
+    [0x01D1AA, 0x01D1AD],
+    [0x01D1E9, 0x01D1FF],
+    [0x01D242, 0x01D244],
+    [0x01D246, 0x01D2FF],
+    [0x01D357, 0x01D6C0],
+    [0x01D6C2, 0x01D6DA],
+    [0x01D6DC, 0x01D6FA],
+    [0x01D6FC, 0x01D714],
+    [0x01D716, 0x01D734],
+    [0x01D736, 0x01D74E],
+    [0x01D750, 0x01D76E],
+    [0x01D770, 0x01D788],
+    [0x01D78A, 0x01D7A8],
+    [0x01D7AA, 0x01D7C2],
+    [0x01D7C4, 0x01D7FF],
+    [0x01DA00, 0x01DA36],
+    [0x01DA3B, 0x01DA6C],
+    [0x01DA87, 0x01EEEF],
+    [0x01EEF2, 0x01EFFF],
+    [0x01F02C, 0x01F02F],
+    [0x01F094, 0x01F09F],
+    [0x01F0AF, 0x01F0B0],
+    [0x01F0F6, 0x01F10F],
+    [0x01F16C, 0x01F16F],
+    [0x01F1AD, 0x01F1E5],
+    [0x01F203, 0x01F20F],
+    [0x01F23C, 0x01F23F],
+    [0x01F249, 0x01F24F],
+    [0x01F252, 0x01F2FF],
+    [0x01F6D3, 0x01F6DF],
+    [0x01F6ED, 0x01F6EF],
+    [0x01F6F7, 0x01F6FF],
+    [0x01F774, 0x01F77F],
+    [0x01F7D5, 0x01F7FF],
+    [0x01F80C, 0x01F80F],
+    [0x01F848, 0x01F84F],
+    [0x01F85A, 0x01F85F],
+    [0x01F888, 0x01F88F],
+    [0x01F8AE, 0x01F90F],
+    [0x01F928, 0x01F92F],
+    [0x01F931, 0x01F932],
+    [0x01F94C, 0x01F94F],
+    [0x01F95F, 0x01F97F],
+    [0x01F992, 0x01F9BF],
+    [0x01F9C1, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Symbol}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=S}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=S}"
+);
+testPropertyEscapes(
+  /^\P{gc=Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Symbol}"
+);
+testPropertyEscapes(
+  /^\P{gc=S}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=S}"
+);
+testPropertyEscapes(
+  /^\P{Symbol}+$/u,
+  nonMatchSymbols,
+  "\\P{Symbol}"
+);
+testPropertyEscapes(
+  /^\P{S}+$/u,
+  nonMatchSymbols,
+  "\\P{S}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Titlecase_Letter.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Titlecase_Letter.js
new file mode 100644
index 0000000000000000000000000000000000000000..007c6d5a73b2f5b86a791f7bf0dfb4dcb9f4b33a
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Titlecase_Letter.js
@@ -0,0 +1,110 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Titlecase_Letter`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0001C5,
+    0x0001C8,
+    0x0001CB,
+    0x0001F2,
+    0x001FBC,
+    0x001FCC,
+    0x001FFC
+  ],
+  ranges: [
+    [0x001F88, 0x001F8F],
+    [0x001F98, 0x001F9F],
+    [0x001FA8, 0x001FAF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Titlecase_Letter}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Titlecase_Letter}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Lt}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Lt}"
+);
+testPropertyEscapes(
+  /^\p{gc=Titlecase_Letter}+$/u,
+  matchSymbols,
+  "\\p{gc=Titlecase_Letter}"
+);
+testPropertyEscapes(
+  /^\p{gc=Lt}+$/u,
+  matchSymbols,
+  "\\p{gc=Lt}"
+);
+testPropertyEscapes(
+  /^\p{Titlecase_Letter}+$/u,
+  matchSymbols,
+  "\\p{Titlecase_Letter}"
+);
+testPropertyEscapes(
+  /^\p{Lt}+$/u,
+  matchSymbols,
+  "\\p{Lt}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0001C4],
+    [0x0001C6, 0x0001C7],
+    [0x0001C9, 0x0001CA],
+    [0x0001CC, 0x0001F1],
+    [0x0001F3, 0x001F87],
+    [0x001F90, 0x001F97],
+    [0x001FA0, 0x001FA7],
+    [0x001FB0, 0x001FBB],
+    [0x001FBD, 0x001FCB],
+    [0x001FCD, 0x001FFB],
+    [0x001FFD, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Titlecase_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Titlecase_Letter}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Lt}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Lt}"
+);
+testPropertyEscapes(
+  /^\P{gc=Titlecase_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Titlecase_Letter}"
+);
+testPropertyEscapes(
+  /^\P{gc=Lt}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Lt}"
+);
+testPropertyEscapes(
+  /^\P{Titlecase_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{Titlecase_Letter}"
+);
+testPropertyEscapes(
+  /^\P{Lt}+$/u,
+  nonMatchSymbols,
+  "\\P{Lt}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Unassigned.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Unassigned.js
new file mode 100644
index 0000000000000000000000000000000000000000..1931b9c18726be724e7ddbe569094ed9a1b69119
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Unassigned.js
@@ -0,0 +1,1366 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Unassigned`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x000530,
+    0x000560,
+    0x000588,
+    0x000590,
+    0x00061D,
+    0x00070E,
+    0x00083F,
+    0x0008B5,
+    0x000984,
+    0x0009A9,
+    0x0009B1,
+    0x0009DE,
+    0x000A04,
+    0x000A29,
+    0x000A31,
+    0x000A34,
+    0x000A37,
+    0x000A3D,
+    0x000A5D,
+    0x000A84,
+    0x000A8E,
+    0x000A92,
+    0x000AA9,
+    0x000AB1,
+    0x000AB4,
+    0x000AC6,
+    0x000ACA,
+    0x000B04,
+    0x000B29,
+    0x000B31,
+    0x000B34,
+    0x000B5E,
+    0x000B84,
+    0x000B91,
+    0x000B9B,
+    0x000B9D,
+    0x000BC9,
+    0x000C04,
+    0x000C0D,
+    0x000C11,
+    0x000C29,
+    0x000C45,
+    0x000C49,
+    0x000C57,
+    0x000C84,
+    0x000C8D,
+    0x000C91,
+    0x000CA9,
+    0x000CB4,
+    0x000CC5,
+    0x000CC9,
+    0x000CDF,
+    0x000CF0,
+    0x000D04,
+    0x000D0D,
+    0x000D11,
+    0x000D45,
+    0x000D49,
+    0x000D84,
+    0x000DB2,
+    0x000DBC,
+    0x000DD5,
+    0x000DD7,
+    0x000E83,
+    0x000E89,
+    0x000E98,
+    0x000EA0,
+    0x000EA4,
+    0x000EA6,
+    0x000EAC,
+    0x000EBA,
+    0x000EC5,
+    0x000EC7,
+    0x000F48,
+    0x000F98,
+    0x000FBD,
+    0x000FCD,
+    0x0010C6,
+    0x001249,
+    0x001257,
+    0x001259,
+    0x001289,
+    0x0012B1,
+    0x0012BF,
+    0x0012C1,
+    0x0012D7,
+    0x001311,
+    0x00170D,
+    0x00176D,
+    0x001771,
+    0x00180F,
+    0x00191F,
+    0x001A5F,
+    0x001CF7,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FC5,
+    0x001FDC,
+    0x001FF5,
+    0x001FFF,
+    0x002065,
+    0x00208F,
+    0x0023FF,
+    0x002BC9,
+    0x002C2F,
+    0x002C5F,
+    0x002D26,
+    0x002DA7,
+    0x002DAF,
+    0x002DB7,
+    0x002DBF,
+    0x002DC7,
+    0x002DCF,
+    0x002DD7,
+    0x002DDF,
+    0x002E9A,
+    0x003040,
+    0x00318F,
+    0x00321F,
+    0x0032FF,
+    0x00A7AF,
+    0x00A9CE,
+    0x00A9FF,
+    0x00AB27,
+    0x00AB2F,
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45,
+    0x00FE53,
+    0x00FE67,
+    0x00FE75,
+    0x00FF00,
+    0x00FFE7,
+    0x01000C,
+    0x010027,
+    0x01003B,
+    0x01003E,
+    0x01018F,
+    0x01039E,
+    0x010809,
+    0x010836,
+    0x010856,
+    0x0108F3,
+    0x010A04,
+    0x010A14,
+    0x010A18,
+    0x011135,
+    0x0111E0,
+    0x011212,
+    0x011287,
+    0x011289,
+    0x01128E,
+    0x01129E,
+    0x011304,
+    0x011329,
+    0x011331,
+    0x011334,
+    0x01145A,
+    0x01145C,
+    0x011C09,
+    0x011C37,
+    0x011CA8,
+    0x01246F,
+    0x016A5F,
+    0x016B5A,
+    0x016B62,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01DAA0,
+    0x01E007,
+    0x01E022,
+    0x01E025,
+    0x01EE04,
+    0x01EE20,
+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA,
+    0x01F0C0,
+    0x01F0D0,
+    0x01F12F,
+    0x01F91F,
+    0x01F93F
+  ],
+  ranges: [
+    [0x000378, 0x000379],
+    [0x000380, 0x000383],
+    [0x000557, 0x000558],
+    [0x00058B, 0x00058C],
+    [0x0005C8, 0x0005CF],
+    [0x0005EB, 0x0005EF],
+    [0x0005F5, 0x0005FF],
+    [0x00074B, 0x00074C],
+    [0x0007B2, 0x0007BF],
+    [0x0007FB, 0x0007FF],
+    [0x00082E, 0x00082F],
+    [0x00085C, 0x00085D],
+    [0x00085F, 0x00089F],
+    [0x0008BE, 0x0008D3],
+    [0x00098D, 0x00098E],
+    [0x000991, 0x000992],
+    [0x0009B3, 0x0009B5],
+    [0x0009BA, 0x0009BB],
+    [0x0009C5, 0x0009C6],
+    [0x0009C9, 0x0009CA],
+    [0x0009CF, 0x0009D6],
+    [0x0009D8, 0x0009DB],
+    [0x0009E4, 0x0009E5],
+    [0x0009FC, 0x000A00],
+    [0x000A0B, 0x000A0E],
+    [0x000A11, 0x000A12],
+    [0x000A3A, 0x000A3B],
+    [0x000A43, 0x000A46],
+    [0x000A49, 0x000A4A],
+    [0x000A4E, 0x000A50],
+    [0x000A52, 0x000A58],
+    [0x000A5F, 0x000A65],
+    [0x000A76, 0x000A80],
+    [0x000ABA, 0x000ABB],
+    [0x000ACE, 0x000ACF],
+    [0x000AD1, 0x000ADF],
+    [0x000AE4, 0x000AE5],
+    [0x000AF2, 0x000AF8],
+    [0x000AFA, 0x000B00],
+    [0x000B0D, 0x000B0E],
+    [0x000B11, 0x000B12],
+    [0x000B3A, 0x000B3B],
+    [0x000B45, 0x000B46],
+    [0x000B49, 0x000B4A],
+    [0x000B4E, 0x000B55],
+    [0x000B58, 0x000B5B],
+    [0x000B64, 0x000B65],
+    [0x000B78, 0x000B81],
+    [0x000B8B, 0x000B8D],
+    [0x000B96, 0x000B98],
+    [0x000BA0, 0x000BA2],
+    [0x000BA5, 0x000BA7],
+    [0x000BAB, 0x000BAD],
+    [0x000BBA, 0x000BBD],
+    [0x000BC3, 0x000BC5],
+    [0x000BCE, 0x000BCF],
+    [0x000BD1, 0x000BD6],
+    [0x000BD8, 0x000BE5],
+    [0x000BFB, 0x000BFF],
+    [0x000C3A, 0x000C3C],
+    [0x000C4E, 0x000C54],
+    [0x000C5B, 0x000C5F],
+    [0x000C64, 0x000C65],
+    [0x000C70, 0x000C77],
+    [0x000CBA, 0x000CBB],
+    [0x000CCE, 0x000CD4],
+    [0x000CD7, 0x000CDD],
+    [0x000CE4, 0x000CE5],
+    [0x000CF3, 0x000D00],
+    [0x000D3B, 0x000D3C],
+    [0x000D50, 0x000D53],
+    [0x000D64, 0x000D65],
+    [0x000D80, 0x000D81],
+    [0x000D97, 0x000D99],
+    [0x000DBE, 0x000DBF],
+    [0x000DC7, 0x000DC9],
+    [0x000DCB, 0x000DCE],
+    [0x000DE0, 0x000DE5],
+    [0x000DF0, 0x000DF1],
+    [0x000DF5, 0x000E00],
+    [0x000E3B, 0x000E3E],
+    [0x000E5C, 0x000E80],
+    [0x000E85, 0x000E86],
+    [0x000E8B, 0x000E8C],
+    [0x000E8E, 0x000E93],
+    [0x000EA8, 0x000EA9],
+    [0x000EBE, 0x000EBF],
+    [0x000ECE, 0x000ECF],
+    [0x000EDA, 0x000EDB],
+    [0x000EE0, 0x000EFF],
+    [0x000F6D, 0x000F70],
+    [0x000FDB, 0x000FFF],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x0010CF],
+    [0x00124E, 0x00124F],
+    [0x00125E, 0x00125F],
+    [0x00128E, 0x00128F],
+    [0x0012B6, 0x0012B7],
+    [0x0012C6, 0x0012C7],
+    [0x001316, 0x001317],
+    [0x00135B, 0x00135C],
+    [0x00137D, 0x00137F],
+    [0x00139A, 0x00139F],
+    [0x0013F6, 0x0013F7],
+    [0x0013FE, 0x0013FF],
+    [0x00169D, 0x00169F],
+    [0x0016F9, 0x0016FF],
+    [0x001715, 0x00171F],
+    [0x001737, 0x00173F],
+    [0x001754, 0x00175F],
+    [0x001774, 0x00177F],
+    [0x0017DE, 0x0017DF],
+    [0x0017EA, 0x0017EF],
+    [0x0017FA, 0x0017FF],
+    [0x00181A, 0x00181F],
+    [0x001878, 0x00187F],
+    [0x0018AB, 0x0018AF],
+    [0x0018F6, 0x0018FF],
+    [0x00192C, 0x00192F],
+    [0x00193C, 0x00193F],
+    [0x001941, 0x001943],
+    [0x00196E, 0x00196F],
+    [0x001975, 0x00197F],
+    [0x0019AC, 0x0019AF],
+    [0x0019CA, 0x0019CF],
+    [0x0019DB, 0x0019DD],
+    [0x001A1C, 0x001A1D],
+    [0x001A7D, 0x001A7E],
+    [0x001A8A, 0x001A8F],
+    [0x001A9A, 0x001A9F],
+    [0x001AAE, 0x001AAF],
+    [0x001ABF, 0x001AFF],
+    [0x001B4C, 0x001B4F],
+    [0x001B7D, 0x001B7F],
+    [0x001BF4, 0x001BFB],
+    [0x001C38, 0x001C3A],
+    [0x001C4A, 0x001C4C],
+    [0x001C89, 0x001CBF],
+    [0x001CC8, 0x001CCF],
+    [0x001CFA, 0x001CFF],
+    [0x001DF6, 0x001DFA],
+    [0x001F16, 0x001F17],
+    [0x001F1E, 0x001F1F],
+    [0x001F46, 0x001F47],
+    [0x001F4E, 0x001F4F],
+    [0x001F7E, 0x001F7F],
+    [0x001FD4, 0x001FD5],
+    [0x001FF0, 0x001FF1],
+    [0x002072, 0x002073],
+    [0x00209D, 0x00209F],
+    [0x0020BF, 0x0020CF],
+    [0x0020F1, 0x0020FF],
+    [0x00218C, 0x00218F],
+    [0x002427, 0x00243F],
+    [0x00244B, 0x00245F],
+    [0x002B74, 0x002B75],
+    [0x002B96, 0x002B97],
+    [0x002BBA, 0x002BBC],
+    [0x002BD2, 0x002BEB],
+    [0x002BF0, 0x002BFF],
+    [0x002CF4, 0x002CF8],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x002D2F],
+    [0x002D68, 0x002D6E],
+    [0x002D71, 0x002D7E],
+    [0x002D97, 0x002D9F],
+    [0x002E45, 0x002E7F],
+    [0x002EF4, 0x002EFF],
+    [0x002FD6, 0x002FEF],
+    [0x002FFC, 0x002FFF],
+    [0x003097, 0x003098],
+    [0x003100, 0x003104],
+    [0x00312E, 0x003130],
+    [0x0031BB, 0x0031BF],
+    [0x0031E4, 0x0031EF],
+    [0x004DB6, 0x004DBF],
+    [0x009FD6, 0x009FFF],
+    [0x00A48D, 0x00A48F],
+    [0x00A4C7, 0x00A4CF],
+    [0x00A62C, 0x00A63F],
+    [0x00A6F8, 0x00A6FF],
+    [0x00A7B8, 0x00A7F6],
+    [0x00A82C, 0x00A82F],
+    [0x00A83A, 0x00A83F],
+    [0x00A878, 0x00A87F],
+    [0x00A8C6, 0x00A8CD],
+    [0x00A8DA, 0x00A8DF],
+    [0x00A8FE, 0x00A8FF],
+    [0x00A954, 0x00A95E],
+    [0x00A97D, 0x00A97F],
+    [0x00A9DA, 0x00A9DD],
+    [0x00AA37, 0x00AA3F],
+    [0x00AA4E, 0x00AA4F],
+    [0x00AA5A, 0x00AA5B],
+    [0x00AAC3, 0x00AADA],
+    [0x00AAF7, 0x00AB00],
+    [0x00AB07, 0x00AB08],
+    [0x00AB0F, 0x00AB10],
+    [0x00AB17, 0x00AB1F],
+    [0x00AB66, 0x00AB6F],
+    [0x00ABEE, 0x00ABEF],
+    [0x00ABFA, 0x00ABFF],
+    [0x00D7A4, 0x00D7AF],
+    [0x00D7C7, 0x00D7CA],
+    [0x00D7FC, 0x00D7FF],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FB1C],
+    [0x00FBC2, 0x00FBD2],
+    [0x00FD40, 0x00FD4F],
+    [0x00FD90, 0x00FD91],
+    [0x00FDC8, 0x00FDEF],
+    [0x00FDFE, 0x00FDFF],
+    [0x00FE1A, 0x00FE1F],
+    [0x00FE6C, 0x00FE6F],
+    [0x00FEFD, 0x00FEFE],
+    [0x00FFBF, 0x00FFC1],
+    [0x00FFC8, 0x00FFC9],
+    [0x00FFD0, 0x00FFD1],
+    [0x00FFD8, 0x00FFD9],
+    [0x00FFDD, 0x00FFDF],
+    [0x00FFEF, 0x00FFF8],
+    [0x00FFFE, 0x00FFFF],
+    [0x01004E, 0x01004F],
+    [0x01005E, 0x01007F],
+    [0x0100FB, 0x0100FF],
+    [0x010103, 0x010106],
+    [0x010134, 0x010136],
+    [0x01019C, 0x01019F],
+    [0x0101A1, 0x0101CF],
+    [0x0101FE, 0x01027F],
+    [0x01029D, 0x01029F],
+    [0x0102D1, 0x0102DF],
+    [0x0102FC, 0x0102FF],
+    [0x010324, 0x01032F],
+    [0x01034B, 0x01034F],
+    [0x01037B, 0x01037F],
+    [0x0103C4, 0x0103C7],
+    [0x0103D6, 0x0103FF],
+    [0x01049E, 0x01049F],
+    [0x0104AA, 0x0104AF],
+    [0x0104D4, 0x0104D7],
+    [0x0104FC, 0x0104FF],
+    [0x010528, 0x01052F],
+    [0x010564, 0x01056E],
+    [0x010570, 0x0105FF],
+    [0x010737, 0x01073F],
+    [0x010756, 0x01075F],
+    [0x010768, 0x0107FF],
+    [0x010806, 0x010807],
+    [0x010839, 0x01083B],
+    [0x01083D, 0x01083E],
+    [0x01089F, 0x0108A6],
+    [0x0108B0, 0x0108DF],
+    [0x0108F6, 0x0108FA],
+    [0x01091C, 0x01091E],
+    [0x01093A, 0x01093E],
+    [0x010940, 0x01097F],
+    [0x0109B8, 0x0109BB],
+    [0x0109D0, 0x0109D1],
+    [0x010A07, 0x010A0B],
+    [0x010A34, 0x010A37],
+    [0x010A3B, 0x010A3E],
+    [0x010A48, 0x010A4F],
+    [0x010A59, 0x010A5F],
+    [0x010AA0, 0x010ABF],
+    [0x010AE7, 0x010AEA],
+    [0x010AF7, 0x010AFF],
+    [0x010B36, 0x010B38],
+    [0x010B56, 0x010B57],
+    [0x010B73, 0x010B77],
+    [0x010B92, 0x010B98],
+    [0x010B9D, 0x010BA8],
+    [0x010BB0, 0x010BFF],
+    [0x010C49, 0x010C7F],
+    [0x010CB3, 0x010CBF],
+    [0x010CF3, 0x010CF9],
+    [0x010D00, 0x010E5F],
+    [0x010E7F, 0x010FFF],
+    [0x01104E, 0x011051],
+    [0x011070, 0x01107E],
+    [0x0110C2, 0x0110CF],
+    [0x0110E9, 0x0110EF],
+    [0x0110FA, 0x0110FF],
+    [0x011144, 0x01114F],
+    [0x011177, 0x01117F],
+    [0x0111CE, 0x0111CF],
+    [0x0111F5, 0x0111FF],
+    [0x01123F, 0x01127F],
+    [0x0112AA, 0x0112AF],
+    [0x0112EB, 0x0112EF],
+    [0x0112FA, 0x0112FF],
+    [0x01130D, 0x01130E],
+    [0x011311, 0x011312],
+    [0x01133A, 0x01133B],
+    [0x011345, 0x011346],
+    [0x011349, 0x01134A],
+    [0x01134E, 0x01134F],
+    [0x011351, 0x011356],
+    [0x011358, 0x01135C],
+    [0x011364, 0x011365],
+    [0x01136D, 0x01136F],
+    [0x011375, 0x0113FF],
+    [0x01145E, 0x01147F],
+    [0x0114C8, 0x0114CF],
+    [0x0114DA, 0x01157F],
+    [0x0115B6, 0x0115B7],
+    [0x0115DE, 0x0115FF],
+    [0x011645, 0x01164F],
+    [0x01165A, 0x01165F],
+    [0x01166D, 0x01167F],
+    [0x0116B8, 0x0116BF],
+    [0x0116CA, 0x0116FF],
+    [0x01171A, 0x01171C],
+    [0x01172C, 0x01172F],
+    [0x011740, 0x01189F],
+    [0x0118F3, 0x0118FE],
+    [0x011900, 0x011ABF],
+    [0x011AF9, 0x011BFF],
+    [0x011C46, 0x011C4F],
+    [0x011C6D, 0x011C6F],
+    [0x011C90, 0x011C91],
+    [0x011CB7, 0x011FFF],
+    [0x01239A, 0x0123FF],
+    [0x012475, 0x01247F],
+    [0x012544, 0x012FFF],
+    [0x01342F, 0x0143FF],
+    [0x014647, 0x0167FF],
+    [0x016A39, 0x016A3F],
+    [0x016A6A, 0x016A6D],
+    [0x016A70, 0x016ACF],
+    [0x016AEE, 0x016AEF],
+    [0x016AF6, 0x016AFF],
+    [0x016B46, 0x016B4F],
+    [0x016B78, 0x016B7C],
+    [0x016B90, 0x016EFF],
+    [0x016F45, 0x016F4F],
+    [0x016F7F, 0x016F8E],
+    [0x016FA0, 0x016FDF],
+    [0x016FE1, 0x016FFF],
+    [0x0187ED, 0x0187FF],
+    [0x018AF3, 0x01AFFF],
+    [0x01B002, 0x01BBFF],
+    [0x01BC6B, 0x01BC6F],
+    [0x01BC7D, 0x01BC7F],
+    [0x01BC89, 0x01BC8F],
+    [0x01BC9A, 0x01BC9B],
+    [0x01BCA4, 0x01CFFF],
+    [0x01D0F6, 0x01D0FF],
+    [0x01D127, 0x01D128],
+    [0x01D1E9, 0x01D1FF],
+    [0x01D246, 0x01D2FF],
+    [0x01D357, 0x01D35F],
+    [0x01D372, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01D7CD],
+    [0x01DA8C, 0x01DA9A],
+    [0x01DAB0, 0x01DFFF],
+    [0x01E019, 0x01E01A],
+    [0x01E02B, 0x01E7FF],
+    [0x01E8C5, 0x01E8C6],
+    [0x01E8D7, 0x01E8FF],
+    [0x01E94B, 0x01E94F],
+    [0x01E95A, 0x01E95D],
+    [0x01E960, 0x01EDFF],
+    [0x01EE25, 0x01EE26],
+    [0x01EE3C, 0x01EE41],
+    [0x01EE43, 0x01EE46],
+    [0x01EE55, 0x01EE56],
+    [0x01EE65, 0x01EE66],
+    [0x01EE9C, 0x01EEA0],
+    [0x01EEBC, 0x01EEEF],
+    [0x01EEF2, 0x01EFFF],
+    [0x01F02C, 0x01F02F],
+    [0x01F094, 0x01F09F],
+    [0x01F0AF, 0x01F0B0],
+    [0x01F0F6, 0x01F0FF],
+    [0x01F10D, 0x01F10F],
+    [0x01F16C, 0x01F16F],
+    [0x01F1AD, 0x01F1E5],
+    [0x01F203, 0x01F20F],
+    [0x01F23C, 0x01F23F],
+    [0x01F249, 0x01F24F],
+    [0x01F252, 0x01F2FF],
+    [0x01F6D3, 0x01F6DF],
+    [0x01F6ED, 0x01F6EF],
+    [0x01F6F7, 0x01F6FF],
+    [0x01F774, 0x01F77F],
+    [0x01F7D5, 0x01F7FF],
+    [0x01F80C, 0x01F80F],
+    [0x01F848, 0x01F84F],
+    [0x01F85A, 0x01F85F],
+    [0x01F888, 0x01F88F],
+    [0x01F8AE, 0x01F90F],
+    [0x01F928, 0x01F92F],
+    [0x01F931, 0x01F932],
+    [0x01F94C, 0x01F94F],
+    [0x01F95F, 0x01F97F],
+    [0x01F992, 0x01F9BF],
+    [0x01F9C1, 0x01FFFF],
+    [0x02A6D7, 0x02A6FF],
+    [0x02B735, 0x02B73F],
+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x02F7FF],
+    [0x02FA1E, 0x0E0000],
+    [0x0E0002, 0x0E001F],
+    [0x0E0080, 0x0E00FF],
+    [0x0E01F0, 0x0EFFFF],
+    [0x0FFFFE, 0x0FFFFF],
+    [0x10FFFE, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Unassigned}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Unassigned}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Cn}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Cn}"
+);
+testPropertyEscapes(
+  /^\p{gc=Unassigned}+$/u,
+  matchSymbols,
+  "\\p{gc=Unassigned}"
+);
+testPropertyEscapes(
+  /^\p{gc=Cn}+$/u,
+  matchSymbols,
+  "\\p{gc=Cn}"
+);
+testPropertyEscapes(
+  /^\p{Unassigned}+$/u,
+  matchSymbols,
+  "\\p{Unassigned}"
+);
+testPropertyEscapes(
+  /^\p{Cn}+$/u,
+  matchSymbols,
+  "\\p{Cn}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00038C,
+    0x00085E,
+    0x0009B2,
+    0x0009D7,
+    0x000A3C,
+    0x000A51,
+    0x000A5E,
+    0x000AD0,
+    0x000AF9,
+    0x000B9C,
+    0x000BD0,
+    0x000BD7,
+    0x000CDE,
+    0x000DBD,
+    0x000DCA,
+    0x000DD6,
+    0x000E84,
+    0x000E8A,
+    0x000E8D,
+    0x000EA5,
+    0x000EA7,
+    0x000EC6,
+    0x0010C7,
+    0x0010CD,
+    0x001258,
+    0x0012C0,
+    0x001940,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x002D27,
+    0x002D2D,
+    0x00FB3E,
+    0x00FEFF,
+    0x0101A0,
+    0x01056F,
+    0x010808,
+    0x01083C,
+    0x01093F,
+    0x011288,
+    0x011350,
+    0x011357,
+    0x01145B,
+    0x01145D,
+    0x0118FF,
+    0x016FE0,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546,
+    0x01EE24,
+    0x01EE27,
+    0x01EE39,
+    0x01EE3B,
+    0x01EE42,
+    0x01EE47,
+    0x01EE49,
+    0x01EE4B,
+    0x01EE54,
+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E,
+    0x01F930,
+    0x01F9C0,
+    0x0E0001
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000377],
+    [0x00037A, 0x00037F],
+    [0x000384, 0x00038A],
+    [0x00038E, 0x0003A1],
+    [0x0003A3, 0x00052F],
+    [0x000531, 0x000556],
+    [0x000559, 0x00055F],
+    [0x000561, 0x000587],
+    [0x000589, 0x00058A],
+    [0x00058D, 0x00058F],
+    [0x000591, 0x0005C7],
+    [0x0005D0, 0x0005EA],
+    [0x0005F0, 0x0005F4],
+    [0x000600, 0x00061C],
+    [0x00061E, 0x00070D],
+    [0x00070F, 0x00074A],
+    [0x00074D, 0x0007B1],
+    [0x0007C0, 0x0007FA],
+    [0x000800, 0x00082D],
+    [0x000830, 0x00083E],
+    [0x000840, 0x00085B],
+    [0x0008A0, 0x0008B4],
+    [0x0008B6, 0x0008BD],
+    [0x0008D4, 0x000983],
+    [0x000985, 0x00098C],
+    [0x00098F, 0x000990],
+    [0x000993, 0x0009A8],
+    [0x0009AA, 0x0009B0],
+    [0x0009B6, 0x0009B9],
+    [0x0009BC, 0x0009C4],
+    [0x0009C7, 0x0009C8],
+    [0x0009CB, 0x0009CE],
+    [0x0009DC, 0x0009DD],
+    [0x0009DF, 0x0009E3],
+    [0x0009E6, 0x0009FB],
+    [0x000A01, 0x000A03],
+    [0x000A05, 0x000A0A],
+    [0x000A0F, 0x000A10],
+    [0x000A13, 0x000A28],
+    [0x000A2A, 0x000A30],
+    [0x000A32, 0x000A33],
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+    [0x01E900, 0x01E94A],
+    [0x01E950, 0x01E959],
+    [0x01E95E, 0x01E95F],
+    [0x01EE00, 0x01EE03],
+    [0x01EE05, 0x01EE1F],
+    [0x01EE21, 0x01EE22],
+    [0x01EE29, 0x01EE32],
+    [0x01EE34, 0x01EE37],
+    [0x01EE4D, 0x01EE4F],
+    [0x01EE51, 0x01EE52],
+    [0x01EE61, 0x01EE62],
+    [0x01EE67, 0x01EE6A],
+    [0x01EE6C, 0x01EE72],
+    [0x01EE74, 0x01EE77],
+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x01EEF0, 0x01EEF1],
+    [0x01F000, 0x01F02B],
+    [0x01F030, 0x01F093],
+    [0x01F0A0, 0x01F0AE],
+    [0x01F0B1, 0x01F0BF],
+    [0x01F0C1, 0x01F0CF],
+    [0x01F0D1, 0x01F0F5],
+    [0x01F100, 0x01F10C],
+    [0x01F110, 0x01F12E],
+    [0x01F130, 0x01F16B],
+    [0x01F170, 0x01F1AC],
+    [0x01F1E6, 0x01F202],
+    [0x01F210, 0x01F23B],
+    [0x01F240, 0x01F248],
+    [0x01F250, 0x01F251],
+    [0x01F300, 0x01F6D2],
+    [0x01F6E0, 0x01F6EC],
+    [0x01F6F0, 0x01F6F6],
+    [0x01F700, 0x01F773],
+    [0x01F780, 0x01F7D4],
+    [0x01F800, 0x01F80B],
+    [0x01F810, 0x01F847],
+    [0x01F850, 0x01F859],
+    [0x01F860, 0x01F887],
+    [0x01F890, 0x01F8AD],
+    [0x01F910, 0x01F91E],
+    [0x01F920, 0x01F927],
+    [0x01F933, 0x01F93E],
+    [0x01F940, 0x01F94B],
+    [0x01F950, 0x01F95E],
+    [0x01F980, 0x01F991],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1],
+    [0x02F800, 0x02FA1D],
+    [0x0E0020, 0x0E007F],
+    [0x0E0100, 0x0E01EF],
+    [0x0F0000, 0x0FFFFD],
+    [0x100000, 0x10FFFD]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Unassigned}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Unassigned}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Cn}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Cn}"
+);
+testPropertyEscapes(
+  /^\P{gc=Unassigned}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Unassigned}"
+);
+testPropertyEscapes(
+  /^\P{gc=Cn}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Cn}"
+);
+testPropertyEscapes(
+  /^\P{Unassigned}+$/u,
+  nonMatchSymbols,
+  "\\P{Unassigned}"
+);
+testPropertyEscapes(
+  /^\P{Cn}+$/u,
+  nonMatchSymbols,
+  "\\P{Cn}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/General_Category_-_Uppercase_Letter.js b/test/built-ins/RegExp/property-escapes/General_Category_-_Uppercase_Letter.js
new file mode 100644
index 0000000000000000000000000000000000000000..f8b466f376c64a2121ce126ae109e944530ffbcc
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/General_Category_-_Uppercase_Letter.js
@@ -0,0 +1,1345 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `General_Category=Uppercase_Letter`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000100,
+    0x000102,
+    0x000104,
+    0x000106,
+    0x000108,
+    0x00010A,
+    0x00010C,
+    0x00010E,
+    0x000110,
+    0x000112,
+    0x000114,
+    0x000116,
+    0x000118,
+    0x00011A,
+    0x00011C,
+    0x00011E,
+    0x000120,
+    0x000122,
+    0x000124,
+    0x000126,
+    0x000128,
+    0x00012A,
+    0x00012C,
+    0x00012E,
+    0x000130,
+    0x000132,
+    0x000134,
+    0x000136,
+    0x000139,
+    0x00013B,
+    0x00013D,
+    0x00013F,
+    0x000141,
+    0x000143,
+    0x000145,
+    0x000147,
+    0x00014A,
+    0x00014C,
+    0x00014E,
+    0x000150,
+    0x000152,
+    0x000154,
+    0x000156,
+    0x000158,
+    0x00015A,
+    0x00015C,
+    0x00015E,
+    0x000160,
+    0x000162,
+    0x000164,
+    0x000166,
+    0x000168,
+    0x00016A,
+    0x00016C,
+    0x00016E,
+    0x000170,
+    0x000172,
+    0x000174,
+    0x000176,
+    0x00017B,
+    0x00017D,
+    0x000184,
+    0x0001A2,
+    0x0001A4,
+    0x0001A9,
+    0x0001AC,
+    0x0001B5,
+    0x0001BC,
+    0x0001C4,
+    0x0001C7,
+    0x0001CA,
+    0x0001CD,
+    0x0001CF,
+    0x0001D1,
+    0x0001D3,
+    0x0001D5,
+    0x0001D7,
+    0x0001D9,
+    0x0001DB,
+    0x0001DE,
+    0x0001E0,
+    0x0001E2,
+    0x0001E4,
+    0x0001E6,
+    0x0001E8,
+    0x0001EA,
+    0x0001EC,
+    0x0001EE,
+    0x0001F1,
+    0x0001F4,
+    0x0001FA,
+    0x0001FC,
+    0x0001FE,
+    0x000200,
+    0x000202,
+    0x000204,
+    0x000206,
+    0x000208,
+    0x00020A,
+    0x00020C,
+    0x00020E,
+    0x000210,
+    0x000212,
+    0x000214,
+    0x000216,
+    0x000218,
+    0x00021A,
+    0x00021C,
+    0x00021E,
+    0x000220,
+    0x000222,
+    0x000224,
+    0x000226,
+    0x000228,
+    0x00022A,
+    0x00022C,
+    0x00022E,
+    0x000230,
+    0x000232,
+    0x000241,
+    0x000248,
+    0x00024A,
+    0x00024C,
+    0x00024E,
+    0x000370,
+    0x000372,
+    0x000376,
+    0x00037F,
+    0x000386,
+    0x00038C,
+    0x0003CF,
+    0x0003D8,
+    0x0003DA,
+    0x0003DC,
+    0x0003DE,
+    0x0003E0,
+    0x0003E2,
+    0x0003E4,
+    0x0003E6,
+    0x0003E8,
+    0x0003EA,
+    0x0003EC,
+    0x0003EE,
+    0x0003F4,
+    0x0003F7,
+    0x000460,
+    0x000462,
+    0x000464,
+    0x000466,
+    0x000468,
+    0x00046A,
+    0x00046C,
+    0x00046E,
+    0x000470,
+    0x000472,
+    0x000474,
+    0x000476,
+    0x000478,
+    0x00047A,
+    0x00047C,
+    0x00047E,
+    0x000480,
+    0x00048A,
+    0x00048C,
+    0x00048E,
+    0x000490,
+    0x000492,
+    0x000494,
+    0x000496,
+    0x000498,
+    0x00049A,
+    0x00049C,
+    0x00049E,
+    0x0004A0,
+    0x0004A2,
+    0x0004A4,
+    0x0004A6,
+    0x0004A8,
+    0x0004AA,
+    0x0004AC,
+    0x0004AE,
+    0x0004B0,
+    0x0004B2,
+    0x0004B4,
+    0x0004B6,
+    0x0004B8,
+    0x0004BA,
+    0x0004BC,
+    0x0004BE,
+    0x0004C3,
+    0x0004C5,
+    0x0004C7,
+    0x0004C9,
+    0x0004CB,
+    0x0004CD,
+    0x0004D0,
+    0x0004D2,
+    0x0004D4,
+    0x0004D6,
+    0x0004D8,
+    0x0004DA,
+    0x0004DC,
+    0x0004DE,
+    0x0004E0,
+    0x0004E2,
+    0x0004E4,
+    0x0004E6,
+    0x0004E8,
+    0x0004EA,
+    0x0004EC,
+    0x0004EE,
+    0x0004F0,
+    0x0004F2,
+    0x0004F4,
+    0x0004F6,
+    0x0004F8,
+    0x0004FA,
+    0x0004FC,
+    0x0004FE,
+    0x000500,
+    0x000502,
+    0x000504,
+    0x000506,
+    0x000508,
+    0x00050A,
+    0x00050C,
+    0x00050E,
+    0x000510,
+    0x000512,
+    0x000514,
+    0x000516,
+    0x000518,
+    0x00051A,
+    0x00051C,
+    0x00051E,
+    0x000520,
+    0x000522,
+    0x000524,
+    0x000526,
+    0x000528,
+    0x00052A,
+    0x00052C,
+    0x00052E,
+    0x0010C7,
+    0x0010CD,
+    0x001E00,
+    0x001E02,
+    0x001E04,
+    0x001E06,
+    0x001E08,
+    0x001E0A,
+    0x001E0C,
+    0x001E0E,
+    0x001E10,
+    0x001E12,
+    0x001E14,
+    0x001E16,
+    0x001E18,
+    0x001E1A,
+    0x001E1C,
+    0x001E1E,
+    0x001E20,
+    0x001E22,
+    0x001E24,
+    0x001E26,
+    0x001E28,
+    0x001E2A,
+    0x001E2C,
+    0x001E2E,
+    0x001E30,
+    0x001E32,
+    0x001E34,
+    0x001E36,
+    0x001E38,
+    0x001E3A,
+    0x001E3C,
+    0x001E3E,
+    0x001E40,
+    0x001E42,
+    0x001E44,
+    0x001E46,
+    0x001E48,
+    0x001E4A,
+    0x001E4C,
+    0x001E4E,
+    0x001E50,
+    0x001E52,
+    0x001E54,
+    0x001E56,
+    0x001E58,
+    0x001E5A,
+    0x001E5C,
+    0x001E5E,
+    0x001E60,
+    0x001E62,
+    0x001E64,
+    0x001E66,
+    0x001E68,
+    0x001E6A,
+    0x001E6C,
+    0x001E6E,
+    0x001E70,
+    0x001E72,
+    0x001E74,
+    0x001E76,
+    0x001E78,
+    0x001E7A,
+    0x001E7C,
+    0x001E7E,
+    0x001E80,
+    0x001E82,
+    0x001E84,
+    0x001E86,
+    0x001E88,
+    0x001E8A,
+    0x001E8C,
+    0x001E8E,
+    0x001E90,
+    0x001E92,
+    0x001E94,
+    0x001E9E,
+    0x001EA0,
+    0x001EA2,
+    0x001EA4,
+    0x001EA6,
+    0x001EA8,
+    0x001EAA,
+    0x001EAC,
+    0x001EAE,
+    0x001EB0,
+    0x001EB2,
+    0x001EB4,
+    0x001EB6,
+    0x001EB8,
+    0x001EBA,
+    0x001EBC,
+    0x001EBE,
+    0x001EC0,
+    0x001EC2,
+    0x001EC4,
+    0x001EC6,
+    0x001EC8,
+    0x001ECA,
+    0x001ECC,
+    0x001ECE,
+    0x001ED0,
+    0x001ED2,
+    0x001ED4,
+    0x001ED6,
+    0x001ED8,
+    0x001EDA,
+    0x001EDC,
+    0x001EDE,
+    0x001EE0,
+    0x001EE2,
+    0x001EE4,
+    0x001EE6,
+    0x001EE8,
+    0x001EEA,
+    0x001EEC,
+    0x001EEE,
+    0x001EF0,
+    0x001EF2,
+    0x001EF4,
+    0x001EF6,
+    0x001EF8,
+    0x001EFA,
+    0x001EFC,
+    0x001EFE,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x001F5F,
+    0x002102,
+    0x002107,
+    0x002115,
+    0x002124,
+    0x002126,
+    0x002128,
+    0x002145,
+    0x002183,
+    0x002C60,
+    0x002C67,
+    0x002C69,
+    0x002C6B,
+    0x002C72,
+    0x002C75,
+    0x002C82,
+    0x002C84,
+    0x002C86,
+    0x002C88,
+    0x002C8A,
+    0x002C8C,
+    0x002C8E,
+    0x002C90,
+    0x002C92,
+    0x002C94,
+    0x002C96,
+    0x002C98,
+    0x002C9A,
+    0x002C9C,
+    0x002C9E,
+    0x002CA0,
+    0x002CA2,
+    0x002CA4,
+    0x002CA6,
+    0x002CA8,
+    0x002CAA,
+    0x002CAC,
+    0x002CAE,
+    0x002CB0,
+    0x002CB2,
+    0x002CB4,
+    0x002CB6,
+    0x002CB8,
+    0x002CBA,
+    0x002CBC,
+    0x002CBE,
+    0x002CC0,
+    0x002CC2,
+    0x002CC4,
+    0x002CC6,
+    0x002CC8,
+    0x002CCA,
+    0x002CCC,
+    0x002CCE,
+    0x002CD0,
+    0x002CD2,
+    0x002CD4,
+    0x002CD6,
+    0x002CD8,
+    0x002CDA,
+    0x002CDC,
+    0x002CDE,
+    0x002CE0,
+    0x002CE2,
+    0x002CEB,
+    0x002CED,
+    0x002CF2,
+    0x00A640,
+    0x00A642,
+    0x00A644,
+    0x00A646,
+    0x00A648,
+    0x00A64A,
+    0x00A64C,
+    0x00A64E,
+    0x00A650,
+    0x00A652,
+    0x00A654,
+    0x00A656,
+    0x00A658,
+    0x00A65A,
+    0x00A65C,
+    0x00A65E,
+    0x00A660,
+    0x00A662,
+    0x00A664,
+    0x00A666,
+    0x00A668,
+    0x00A66A,
+    0x00A66C,
+    0x00A680,
+    0x00A682,
+    0x00A684,
+    0x00A686,
+    0x00A688,
+    0x00A68A,
+    0x00A68C,
+    0x00A68E,
+    0x00A690,
+    0x00A692,
+    0x00A694,
+    0x00A696,
+    0x00A698,
+    0x00A69A,
+    0x00A722,
+    0x00A724,
+    0x00A726,
+    0x00A728,
+    0x00A72A,
+    0x00A72C,
+    0x00A72E,
+    0x00A732,
+    0x00A734,
+    0x00A736,
+    0x00A738,
+    0x00A73A,
+    0x00A73C,
+    0x00A73E,
+    0x00A740,
+    0x00A742,
+    0x00A744,
+    0x00A746,
+    0x00A748,
+    0x00A74A,
+    0x00A74C,
+    0x00A74E,
+    0x00A750,
+    0x00A752,
+    0x00A754,
+    0x00A756,
+    0x00A758,
+    0x00A75A,
+    0x00A75C,
+    0x00A75E,
+    0x00A760,
+    0x00A762,
+    0x00A764,
+    0x00A766,
+    0x00A768,
+    0x00A76A,
+    0x00A76C,
+    0x00A76E,
+    0x00A779,
+    0x00A77B,
+    0x00A780,
+    0x00A782,
+    0x00A784,
+    0x00A786,
+    0x00A78B,
+    0x00A78D,
+    0x00A790,
+    0x00A792,
+    0x00A796,
+    0x00A798,
+    0x00A79A,
+    0x00A79C,
+    0x00A79E,
+    0x00A7A0,
+    0x00A7A2,
+    0x00A7A4,
+    0x00A7A6,
+    0x00A7A8,
+    0x00A7B6,
+    0x01D49C,
+    0x01D4A2,
+    0x01D546,
+    0x01D7CA
+  ],
+  ranges: [
+    [0x000041, 0x00005A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000DE],
+    [0x000178, 0x000179],
+    [0x000181, 0x000182],
+    [0x000186, 0x000187],
+    [0x000189, 0x00018B],
+    [0x00018E, 0x000191],
+    [0x000193, 0x000194],
+    [0x000196, 0x000198],
+    [0x00019C, 0x00019D],
+    [0x00019F, 0x0001A0],
+    [0x0001A6, 0x0001A7],
+    [0x0001AE, 0x0001AF],
+    [0x0001B1, 0x0001B3],
+    [0x0001B7, 0x0001B8],
+    [0x0001F6, 0x0001F8],
+    [0x00023A, 0x00023B],
+    [0x00023D, 0x00023E],
+    [0x000243, 0x000246],
+    [0x000388, 0x00038A],
+    [0x00038E, 0x00038F],
+    [0x000391, 0x0003A1],
+    [0x0003A3, 0x0003AB],
+    [0x0003D2, 0x0003D4],
+    [0x0003F9, 0x0003FA],
+    [0x0003FD, 0x00042F],
+    [0x0004C0, 0x0004C1],
+    [0x000531, 0x000556],
+    [0x0010A0, 0x0010C5],
+    [0x0013A0, 0x0013F5],
+    [0x001F08, 0x001F0F],
+    [0x001F18, 0x001F1D],
+    [0x001F28, 0x001F2F],
+    [0x001F38, 0x001F3F],
+    [0x001F48, 0x001F4D],
+    [0x001F68, 0x001F6F],
+    [0x001FB8, 0x001FBB],
+    [0x001FC8, 0x001FCB],
+    [0x001FD8, 0x001FDB],
+    [0x001FE8, 0x001FEC],
+    [0x001FF8, 0x001FFB],
+    [0x00210B, 0x00210D],
+    [0x002110, 0x002112],
+    [0x002119, 0x00211D],
+    [0x00212A, 0x00212D],
+    [0x002130, 0x002133],
+    [0x00213E, 0x00213F],
+    [0x002C00, 0x002C2E],
+    [0x002C62, 0x002C64],
+    [0x002C6D, 0x002C70],
+    [0x002C7E, 0x002C80],
+    [0x00A77D, 0x00A77E],
+    [0x00A7AA, 0x00A7AE],
+    [0x00A7B0, 0x00A7B4],
+    [0x00FF21, 0x00FF3A],
+    [0x010400, 0x010427],
+    [0x0104B0, 0x0104D3],
+    [0x010C80, 0x010CB2],
+    [0x0118A0, 0x0118BF],
+    [0x01D400, 0x01D419],
+    [0x01D434, 0x01D44D],
+    [0x01D468, 0x01D481],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B5],
+    [0x01D4D0, 0x01D4E9],
+    [0x01D504, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D538, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D56C, 0x01D585],
+    [0x01D5A0, 0x01D5B9],
+    [0x01D5D4, 0x01D5ED],
+    [0x01D608, 0x01D621],
+    [0x01D63C, 0x01D655],
+    [0x01D670, 0x01D689],
+    [0x01D6A8, 0x01D6C0],
+    [0x01D6E2, 0x01D6FA],
+    [0x01D71C, 0x01D734],
+    [0x01D756, 0x01D76E],
+    [0x01D790, 0x01D7A8],
+    [0x01E900, 0x01E921]
+  ]
+});
+testPropertyEscapes(
+  /^\p{General_Category=Uppercase_Letter}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Uppercase_Letter}"
+);
+testPropertyEscapes(
+  /^\p{General_Category=Lu}+$/u,
+  matchSymbols,
+  "\\p{General_Category=Lu}"
+);
+testPropertyEscapes(
+  /^\p{gc=Uppercase_Letter}+$/u,
+  matchSymbols,
+  "\\p{gc=Uppercase_Letter}"
+);
+testPropertyEscapes(
+  /^\p{gc=Lu}+$/u,
+  matchSymbols,
+  "\\p{gc=Lu}"
+);
+testPropertyEscapes(
+  /^\p{Uppercase_Letter}+$/u,
+  matchSymbols,
+  "\\p{Uppercase_Letter}"
+);
+testPropertyEscapes(
+  /^\p{Lu}+$/u,
+  matchSymbols,
+  "\\p{Lu}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x000101,
+    0x000103,
+    0x000105,
+    0x000107,
+    0x000109,
+    0x00010B,
+    0x00010D,
+    0x00010F,
+    0x000111,
+    0x000113,
+    0x000115,
+    0x000117,
+    0x000119,
+    0x00011B,
+    0x00011D,
+    0x00011F,
+    0x000121,
+    0x000123,
+    0x000125,
+    0x000127,
+    0x000129,
+    0x00012B,
+    0x00012D,
+    0x00012F,
+    0x000131,
+    0x000133,
+    0x000135,
+    0x00013A,
+    0x00013C,
+    0x00013E,
+    0x000140,
+    0x000142,
+    0x000144,
+    0x000146,
+    0x00014B,
+    0x00014D,
+    0x00014F,
+    0x000151,
+    0x000153,
+    0x000155,
+    0x000157,
+    0x000159,
+    0x00015B,
+    0x00015D,
+    0x00015F,
+    0x000161,
+    0x000163,
+    0x000165,
+    0x000167,
+    0x000169,
+    0x00016B,
+    0x00016D,
+    0x00016F,
+    0x000171,
+    0x000173,
+    0x000175,
+    0x000177,
+    0x00017A,
+    0x00017C,
+    0x000183,
+    0x000185,
+    0x000188,
+    0x000192,
+    0x000195,
+    0x00019E,
+    0x0001A1,
+    0x0001A3,
+    0x0001A5,
+    0x0001A8,
+    0x0001AD,
+    0x0001B0,
+    0x0001B4,
+    0x0001B6,
+    0x0001CE,
+    0x0001D0,
+    0x0001D2,
+    0x0001D4,
+    0x0001D6,
+    0x0001D8,
+    0x0001DA,
+    0x0001DF,
+    0x0001E1,
+    0x0001E3,
+    0x0001E5,
+    0x0001E7,
+    0x0001E9,
+    0x0001EB,
+    0x0001ED,
+    0x0001F5,
+    0x0001F9,
+    0x0001FB,
+    0x0001FD,
+    0x0001FF,
+    0x000201,
+    0x000203,
+    0x000205,
+    0x000207,
+    0x000209,
+    0x00020B,
+    0x00020D,
+    0x00020F,
+    0x000211,
+    0x000213,
+    0x000215,
+    0x000217,
+    0x000219,
+    0x00021B,
+    0x00021D,
+    0x00021F,
+    0x000221,
+    0x000223,
+    0x000225,
+    0x000227,
+    0x000229,
+    0x00022B,
+    0x00022D,
+    0x00022F,
+    0x000231,
+    0x00023C,
+    0x000242,
+    0x000247,
+    0x000249,
+    0x00024B,
+    0x00024D,
+    0x000371,
+    0x000387,
+    0x00038B,
+    0x00038D,
+    0x000390,
+    0x0003A2,
+    0x0003D9,
+    0x0003DB,
+    0x0003DD,
+    0x0003DF,
+    0x0003E1,
+    0x0003E3,
+    0x0003E5,
+    0x0003E7,
+    0x0003E9,
+    0x0003EB,
+    0x0003ED,
+    0x0003F8,
+    0x000461,
+    0x000463,
+    0x000465,
+    0x000467,
+    0x000469,
+    0x00046B,
+    0x00046D,
+    0x00046F,
+    0x000471,
+    0x000473,
+    0x000475,
+    0x000477,
+    0x000479,
+    0x00047B,
+    0x00047D,
+    0x00047F,
+    0x00048B,
+    0x00048D,
+    0x00048F,
+    0x000491,
+    0x000493,
+    0x000495,
+    0x000497,
+    0x000499,
+    0x00049B,
+    0x00049D,
+    0x00049F,
+    0x0004A1,
+    0x0004A3,
+    0x0004A5,
+    0x0004A7,
+    0x0004A9,
+    0x0004AB,
+    0x0004AD,
+    0x0004AF,
+    0x0004B1,
+    0x0004B3,
+    0x0004B5,
+    0x0004B7,
+    0x0004B9,
+    0x0004BB,
+    0x0004BD,
+    0x0004BF,
+    0x0004C2,
+    0x0004C4,
+    0x0004C6,
+    0x0004C8,
+    0x0004CA,
+    0x0004CC,
+    0x0004D1,
+    0x0004D3,
+    0x0004D5,
+    0x0004D7,
+    0x0004D9,
+    0x0004DB,
+    0x0004DD,
+    0x0004DF,
+    0x0004E1,
+    0x0004E3,
+    0x0004E5,
+    0x0004E7,
+    0x0004E9,
+    0x0004EB,
+    0x0004ED,
+    0x0004EF,
+    0x0004F1,
+    0x0004F3,
+    0x0004F5,
+    0x0004F7,
+    0x0004F9,
+    0x0004FB,
+    0x0004FD,
+    0x0004FF,
+    0x000501,
+    0x000503,
+    0x000505,
+    0x000507,
+    0x000509,
+    0x00050B,
+    0x00050D,
+    0x00050F,
+    0x000511,
+    0x000513,
+    0x000515,
+    0x000517,
+    0x000519,
+    0x00051B,
+    0x00051D,
+    0x00051F,
+    0x000521,
+    0x000523,
+    0x000525,
+    0x000527,
+    0x000529,
+    0x00052B,
+    0x00052D,
+    0x0010C6,
+    0x001E01,
+    0x001E03,
+    0x001E05,
+    0x001E07,
+    0x001E09,
+    0x001E0B,
+    0x001E0D,
+    0x001E0F,
+    0x001E11,
+    0x001E13,
+    0x001E15,
+    0x001E17,
+    0x001E19,
+    0x001E1B,
+    0x001E1D,
+    0x001E1F,
+    0x001E21,
+    0x001E23,
+    0x001E25,
+    0x001E27,
+    0x001E29,
+    0x001E2B,
+    0x001E2D,
+    0x001E2F,
+    0x001E31,
+    0x001E33,
+    0x001E35,
+    0x001E37,
+    0x001E39,
+    0x001E3B,
+    0x001E3D,
+    0x001E3F,
+    0x001E41,
+    0x001E43,
+    0x001E45,
+    0x001E47,
+    0x001E49,
+    0x001E4B,
+    0x001E4D,
+    0x001E4F,
+    0x001E51,
+    0x001E53,
+    0x001E55,
+    0x001E57,
+    0x001E59,
+    0x001E5B,
+    0x001E5D,
+    0x001E5F,
+    0x001E61,
+    0x001E63,
+    0x001E65,
+    0x001E67,
+    0x001E69,
+    0x001E6B,
+    0x001E6D,
+    0x001E6F,
+    0x001E71,
+    0x001E73,
+    0x001E75,
+    0x001E77,
+    0x001E79,
+    0x001E7B,
+    0x001E7D,
+    0x001E7F,
+    0x001E81,
+    0x001E83,
+    0x001E85,
+    0x001E87,
+    0x001E89,
+    0x001E8B,
+    0x001E8D,
+    0x001E8F,
+    0x001E91,
+    0x001E93,
+    0x001E9F,
+    0x001EA1,
+    0x001EA3,
+    0x001EA5,
+    0x001EA7,
+    0x001EA9,
+    0x001EAB,
+    0x001EAD,
+    0x001EAF,
+    0x001EB1,
+    0x001EB3,
+    0x001EB5,
+    0x001EB7,
+    0x001EB9,
+    0x001EBB,
+    0x001EBD,
+    0x001EBF,
+    0x001EC1,
+    0x001EC3,
+    0x001EC5,
+    0x001EC7,
+    0x001EC9,
+    0x001ECB,
+    0x001ECD,
+    0x001ECF,
+    0x001ED1,
+    0x001ED3,
+    0x001ED5,
+    0x001ED7,
+    0x001ED9,
+    0x001EDB,
+    0x001EDD,
+    0x001EDF,
+    0x001EE1,
+    0x001EE3,
+    0x001EE5,
+    0x001EE7,
+    0x001EE9,
+    0x001EEB,
+    0x001EED,
+    0x001EEF,
+    0x001EF1,
+    0x001EF3,
+    0x001EF5,
+    0x001EF7,
+    0x001EF9,
+    0x001EFB,
+    0x001EFD,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x002125,
+    0x002127,
+    0x002129,
+    0x002C61,
+    0x002C68,
+    0x002C6A,
+    0x002C6C,
+    0x002C71,
+    0x002C81,
+    0x002C83,
+    0x002C85,
+    0x002C87,
+    0x002C89,
+    0x002C8B,
+    0x002C8D,
+    0x002C8F,
+    0x002C91,
+    0x002C93,
+    0x002C95,
+    0x002C97,
+    0x002C99,
+    0x002C9B,
+    0x002C9D,
+    0x002C9F,
+    0x002CA1,
+    0x002CA3,
+    0x002CA5,
+    0x002CA7,
+    0x002CA9,
+    0x002CAB,
+    0x002CAD,
+    0x002CAF,
+    0x002CB1,
+    0x002CB3,
+    0x002CB5,
+    0x002CB7,
+    0x002CB9,
+    0x002CBB,
+    0x002CBD,
+    0x002CBF,
+    0x002CC1,
+    0x002CC3,
+    0x002CC5,
+    0x002CC7,
+    0x002CC9,
+    0x002CCB,
+    0x002CCD,
+    0x002CCF,
+    0x002CD1,
+    0x002CD3,
+    0x002CD5,
+    0x002CD7,
+    0x002CD9,
+    0x002CDB,
+    0x002CDD,
+    0x002CDF,
+    0x002CE1,
+    0x002CEC,
+    0x00A641,
+    0x00A643,
+    0x00A645,
+    0x00A647,
+    0x00A649,
+    0x00A64B,
+    0x00A64D,
+    0x00A64F,
+    0x00A651,
+    0x00A653,
+    0x00A655,
+    0x00A657,
+    0x00A659,
+    0x00A65B,
+    0x00A65D,
+    0x00A65F,
+    0x00A661,
+    0x00A663,
+    0x00A665,
+    0x00A667,
+    0x00A669,
+    0x00A66B,
+    0x00A681,
+    0x00A683,
+    0x00A685,
+    0x00A687,
+    0x00A689,
+    0x00A68B,
+    0x00A68D,
+    0x00A68F,
+    0x00A691,
+    0x00A693,
+    0x00A695,
+    0x00A697,
+    0x00A699,
+    0x00A723,
+    0x00A725,
+    0x00A727,
+    0x00A729,
+    0x00A72B,
+    0x00A72D,
+    0x00A733,
+    0x00A735,
+    0x00A737,
+    0x00A739,
+    0x00A73B,
+    0x00A73D,
+    0x00A73F,
+    0x00A741,
+    0x00A743,
+    0x00A745,
+    0x00A747,
+    0x00A749,
+    0x00A74B,
+    0x00A74D,
+    0x00A74F,
+    0x00A751,
+    0x00A753,
+    0x00A755,
+    0x00A757,
+    0x00A759,
+    0x00A75B,
+    0x00A75D,
+    0x00A75F,
+    0x00A761,
+    0x00A763,
+    0x00A765,
+    0x00A767,
+    0x00A769,
+    0x00A76B,
+    0x00A76D,
+    0x00A77A,
+    0x00A77C,
+    0x00A77F,
+    0x00A781,
+    0x00A783,
+    0x00A785,
+    0x00A78C,
+    0x00A791,
+    0x00A797,
+    0x00A799,
+    0x00A79B,
+    0x00A79D,
+    0x00A79F,
+    0x00A7A1,
+    0x00A7A3,
+    0x00A7A5,
+    0x00A7A7,
+    0x00A7A9,
+    0x00A7AF,
+    0x00A7B5,
+    0x01D49D,
+    0x01D4AD,
+    0x01D506,
+    0x01D515,
+    0x01D53A,
+    0x01D53F,
+    0x01D545
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000040],
+    [0x00005B, 0x0000BF],
+    [0x0000DF, 0x0000FF],
+    [0x000137, 0x000138],
+    [0x000148, 0x000149],
+    [0x00017E, 0x000180],
+    [0x00018C, 0x00018D],
+    [0x000199, 0x00019B],
+    [0x0001AA, 0x0001AB],
+    [0x0001B9, 0x0001BB],
+    [0x0001BD, 0x0001C3],
+    [0x0001C5, 0x0001C6],
+    [0x0001C8, 0x0001C9],
+    [0x0001CB, 0x0001CC],
+    [0x0001DC, 0x0001DD],
+    [0x0001EF, 0x0001F0],
+    [0x0001F2, 0x0001F3],
+    [0x000233, 0x000239],
+    [0x00023F, 0x000240],
+    [0x00024F, 0x00036F],
+    [0x000373, 0x000375],
+    [0x000377, 0x00037E],
+    [0x000380, 0x000385],
+    [0x0003AC, 0x0003CE],
+    [0x0003D0, 0x0003D1],
+    [0x0003D5, 0x0003D7],
+    [0x0003EF, 0x0003F3],
+    [0x0003F5, 0x0003F6],
+    [0x0003FB, 0x0003FC],
+    [0x000430, 0x00045F],
+    [0x000481, 0x000489],
+    [0x0004CE, 0x0004CF],
+    [0x00052F, 0x000530],
+    [0x000557, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x00139F],
+    [0x0013F6, 0x001DFF],
+    [0x001E95, 0x001E9D],
+    [0x001EFF, 0x001F07],
+    [0x001F10, 0x001F17],
+    [0x001F1E, 0x001F27],
+    [0x001F30, 0x001F37],
+    [0x001F40, 0x001F47],
+    [0x001F4E, 0x001F58],
+    [0x001F60, 0x001F67],
+    [0x001F70, 0x001FB7],
+    [0x001FBC, 0x001FC7],
+    [0x001FCC, 0x001FD7],
+    [0x001FDC, 0x001FE7],
+    [0x001FED, 0x001FF7],
+    [0x001FFC, 0x002101],
+    [0x002103, 0x002106],
+    [0x002108, 0x00210A],
+    [0x00210E, 0x00210F],
+    [0x002113, 0x002114],
+    [0x002116, 0x002118],
+    [0x00211E, 0x002123],
+    [0x00212E, 0x00212F],
+    [0x002134, 0x00213D],
+    [0x002140, 0x002144],
+    [0x002146, 0x002182],
+    [0x002184, 0x002BFF],
+    [0x002C2F, 0x002C5F],
+    [0x002C65, 0x002C66],
+    [0x002C73, 0x002C74],
+    [0x002C76, 0x002C7D],
+    [0x002CE3, 0x002CEA],
+    [0x002CEE, 0x002CF1],
+    [0x002CF3, 0x00A63F],
+    [0x00A66D, 0x00A67F],
+    [0x00A69B, 0x00A721],
+    [0x00A72F, 0x00A731],
+    [0x00A76F, 0x00A778],
+    [0x00A787, 0x00A78A],
+    [0x00A78E, 0x00A78F],
+    [0x00A793, 0x00A795],
+    [0x00A7B7, 0x00DBFF],
+    [0x00E000, 0x00FF20],
+    [0x00FF3B, 0x0103FF],
+    [0x010428, 0x0104AF],
+    [0x0104D4, 0x010C7F],
+    [0x010CB3, 0x01189F],
+    [0x0118C0, 0x01D3FF],
+    [0x01D41A, 0x01D433],
+    [0x01D44E, 0x01D467],
+    [0x01D482, 0x01D49B],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D4B6, 0x01D4CF],
+    [0x01D4EA, 0x01D503],
+    [0x01D50B, 0x01D50C],
+    [0x01D51D, 0x01D537],
+    [0x01D547, 0x01D549],
+    [0x01D551, 0x01D56B],
+    [0x01D586, 0x01D59F],
+    [0x01D5BA, 0x01D5D3],
+    [0x01D5EE, 0x01D607],
+    [0x01D622, 0x01D63B],
+    [0x01D656, 0x01D66F],
+    [0x01D68A, 0x01D6A7],
+    [0x01D6C1, 0x01D6E1],
+    [0x01D6FB, 0x01D71B],
+    [0x01D735, 0x01D755],
+    [0x01D76F, 0x01D78F],
+    [0x01D7A9, 0x01D7C9],
+    [0x01D7CB, 0x01E8FF],
+    [0x01E922, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{General_Category=Uppercase_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Uppercase_Letter}"
+);
+testPropertyEscapes(
+  /^\P{General_Category=Lu}+$/u,
+  nonMatchSymbols,
+  "\\P{General_Category=Lu}"
+);
+testPropertyEscapes(
+  /^\P{gc=Uppercase_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Uppercase_Letter}"
+);
+testPropertyEscapes(
+  /^\P{gc=Lu}+$/u,
+  nonMatchSymbols,
+  "\\P{gc=Lu}"
+);
+testPropertyEscapes(
+  /^\P{Uppercase_Letter}+$/u,
+  nonMatchSymbols,
+  "\\P{Uppercase_Letter}"
+);
+testPropertyEscapes(
+  /^\P{Lu}+$/u,
+  nonMatchSymbols,
+  "\\P{Lu}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Grapheme_Base.js b/test/built-ins/RegExp/property-escapes/Grapheme_Base.js
new file mode 100644
index 0000000000000000000000000000000000000000..2c408bac1d645270db3a63fb08f13afc7ade8721
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Grapheme_Base.js
@@ -0,0 +1,1595 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Grapheme_Base`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00038C,
+    0x0005BE,
+    0x0005C0,
+    0x0005C3,
+    0x0005C6,
+    0x00061B,
+    0x0006DE,
+    0x0006E9,
+    0x000710,
+    0x0007B1,
+    0x00081A,
+    0x000824,
+    0x000828,
+    0x00085E,
+    0x00093B,
+    0x0009B2,
+    0x0009BD,
+    0x0009CE,
+    0x000A03,
+    0x000A5E,
+    0x000A83,
+    0x000AC9,
+    0x000AD0,
+    0x000AF9,
+    0x000B3D,
+    0x000B40,
+    0x000B83,
+    0x000B9C,
+    0x000BBF,
+    0x000BD0,
+    0x000C3D,
+    0x000CDE,
+    0x000D3D,
+    0x000DBD,
+    0x000E84,
+    0x000E8A,
+    0x000E8D,
+    0x000EA5,
+    0x000EA7,
+    0x000EBD,
+    0x000EC6,
+    0x000F36,
+    0x000F38,
+    0x000F7F,
+    0x000F85,
+    0x001031,
+    0x001038,
+    0x0010C7,
+    0x0010CD,
+    0x001258,
+    0x0012C0,
+    0x0017B6,
+    0x0018AA,
+    0x001940,
+    0x001A57,
+    0x001A61,
+    0x001B35,
+    0x001B3B,
+    0x001BAA,
+    0x001BE7,
+    0x001BEE,
+    0x001CD3,
+    0x001CE1,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x002D27,
+    0x002D2D,
+    0x00A673,
+    0x00AA4D,
+    0x00AAB1,
+    0x00AAC0,
+    0x00AAC2,
+    0x00FB1D,
+    0x00FB3E,
+    0x0101A0,
+    0x01056F,
+    0x010808,
+    0x01083C,
+    0x01093F,
+    0x011000,
+    0x01112C,
+    0x0111CD,
+    0x011235,
+    0x011288,
+    0x01133D,
+    0x01133F,
+    0x011350,
+    0x011445,
+    0x01145B,
+    0x01145D,
+    0x0114B9,
+    0x0114BE,
+    0x0114C1,
+    0x0115BE,
+    0x01163E,
+    0x0116AC,
+    0x0116B6,
+    0x011726,
+    0x0118FF,
+    0x011C3E,
+    0x011CA9,
+    0x011CB1,
+    0x011CB4,
+    0x016AF5,
+    0x016FE0,
+    0x01BC9C,
+    0x01BC9F,
+    0x01D166,
+    0x01D245,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546,
+    0x01EE24,
+    0x01EE27,
+    0x01EE39,
+    0x01EE3B,
+    0x01EE42,
+    0x01EE47,
+    0x01EE49,
+    0x01EE4B,
+    0x01EE54,
+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E,
+    0x01F930,
+    0x01F9C0
+  ],
+  ranges: [
+    [0x000020, 0x00007E],
+    [0x0000A0, 0x0000AC],
+    [0x0000AE, 0x0002FF],
+    [0x000370, 0x000377],
+    [0x00037A, 0x00037F],
+    [0x000384, 0x00038A],
+    [0x00038E, 0x0003A1],
+    [0x0003A3, 0x000482],
+    [0x00048A, 0x00052F],
+    [0x000531, 0x000556],
+    [0x000559, 0x00055F],
+    [0x000561, 0x000587],
+    [0x000589, 0x00058A],
+    [0x00058D, 0x00058F],
+    [0x0005D0, 0x0005EA],
+    [0x0005F0, 0x0005F4],
+    [0x000606, 0x00060F],
+    [0x00061E, 0x00064A],
+    [0x000660, 0x00066F],
+    [0x000671, 0x0006D5],
+    [0x0006E5, 0x0006E6],
+    [0x0006EE, 0x00070D],
+    [0x000712, 0x00072F],
+    [0x00074D, 0x0007A5],
+    [0x0007C0, 0x0007EA],
+    [0x0007F4, 0x0007FA],
+    [0x000800, 0x000815],
+    [0x000830, 0x00083E],
+    [0x000840, 0x000858],
+    [0x0008A0, 0x0008B4],
+    [0x0008B6, 0x0008BD],
+    [0x000903, 0x000939],
+    [0x00093D, 0x000940],
+    [0x000949, 0x00094C],
+    [0x00094E, 0x000950],
+    [0x000958, 0x000961],
+    [0x000964, 0x000980],
+    [0x000982, 0x000983],
+    [0x000985, 0x00098C],
+    [0x00098F, 0x000990],
+    [0x000993, 0x0009A8],
+    [0x0009AA, 0x0009B0],
+    [0x0009B6, 0x0009B9],
+    [0x0009BF, 0x0009C0],
+    [0x0009C7, 0x0009C8],
+    [0x0009CB, 0x0009CC],
+    [0x0009DC, 0x0009DD],
+    [0x0009DF, 0x0009E1],
+    [0x0009E6, 0x0009FB],
+    [0x000A05, 0x000A0A],
+    [0x000A0F, 0x000A10],
+    [0x000A13, 0x000A28],
+    [0x000A2A, 0x000A30],
+    [0x000A32, 0x000A33],
+    [0x000A35, 0x000A36],
+    [0x000A38, 0x000A39],
+    [0x000A3E, 0x000A40],
+    [0x000A59, 0x000A5C],
+    [0x000A66, 0x000A6F],
+    [0x000A72, 0x000A74],
+    [0x000A85, 0x000A8D],
+    [0x000A8F, 0x000A91],
+    [0x000A93, 0x000AA8],
+    [0x000AAA, 0x000AB0],
+    [0x000AB2, 0x000AB3],
+    [0x000AB5, 0x000AB9],
+    [0x000ABD, 0x000AC0],
+    [0x000ACB, 0x000ACC],
+    [0x000AE0, 0x000AE1],
+    [0x000AE6, 0x000AF1],
+    [0x000B02, 0x000B03],
+    [0x000B05, 0x000B0C],
+    [0x000B0F, 0x000B10],
+    [0x000B13, 0x000B28],
+    [0x000B2A, 0x000B30],
+    [0x000B32, 0x000B33],
+    [0x000B35, 0x000B39],
+    [0x000B47, 0x000B48],
+    [0x000B4B, 0x000B4C],
+    [0x000B5C, 0x000B5D],
+    [0x000B5F, 0x000B61],
+    [0x000B66, 0x000B77],
+    [0x000B85, 0x000B8A],
+    [0x000B8E, 0x000B90],
+    [0x000B92, 0x000B95],
+    [0x000B99, 0x000B9A],
+    [0x000B9E, 0x000B9F],
+    [0x000BA3, 0x000BA4],
+    [0x000BA8, 0x000BAA],
+    [0x000BAE, 0x000BB9],
+    [0x000BC1, 0x000BC2],
+    [0x000BC6, 0x000BC8],
+    [0x000BCA, 0x000BCC],
+    [0x000BE6, 0x000BFA],
+    [0x000C01, 0x000C03],
+    [0x000C05, 0x000C0C],
+    [0x000C0E, 0x000C10],
+    [0x000C12, 0x000C28],
+    [0x000C2A, 0x000C39],
+    [0x000C41, 0x000C44],
+    [0x000C58, 0x000C5A],
+    [0x000C60, 0x000C61],
+    [0x000C66, 0x000C6F],
+    [0x000C78, 0x000C80],
+    [0x000C82, 0x000C83],
+    [0x000C85, 0x000C8C],
+    [0x000C8E, 0x000C90],
+    [0x000C92, 0x000CA8],
+    [0x000CAA, 0x000CB3],
+    [0x000CB5, 0x000CB9],
+    [0x000CBD, 0x000CBE],
+    [0x000CC0, 0x000CC1],
+    [0x000CC3, 0x000CC4],
+    [0x000CC7, 0x000CC8],
+    [0x000CCA, 0x000CCB],
+    [0x000CE0, 0x000CE1],
+    [0x000CE6, 0x000CEF],
+    [0x000CF1, 0x000CF2],
+    [0x000D02, 0x000D03],
+    [0x000D05, 0x000D0C],
+    [0x000D0E, 0x000D10],
+    [0x000D12, 0x000D3A],
+    [0x000D3F, 0x000D40],
+    [0x000D46, 0x000D48],
+    [0x000D4A, 0x000D4C],
+    [0x000D4E, 0x000D4F],
+    [0x000D54, 0x000D56],
+    [0x000D58, 0x000D61],
+    [0x000D66, 0x000D7F],
+    [0x000D82, 0x000D83],
+    [0x000D85, 0x000D96],
+    [0x000D9A, 0x000DB1],
+    [0x000DB3, 0x000DBB],
+    [0x000DC0, 0x000DC6],
+    [0x000DD0, 0x000DD1],
+    [0x000DD8, 0x000DDE],
+    [0x000DE6, 0x000DEF],
+    [0x000DF2, 0x000DF4],
+    [0x000E01, 0x000E30],
+    [0x000E32, 0x000E33],
+    [0x000E3F, 0x000E46],
+    [0x000E4F, 0x000E5B],
+    [0x000E81, 0x000E82],
+    [0x000E87, 0x000E88],
+    [0x000E94, 0x000E97],
+    [0x000E99, 0x000E9F],
+    [0x000EA1, 0x000EA3],
+    [0x000EAA, 0x000EAB],
+    [0x000EAD, 0x000EB0],
+    [0x000EB2, 0x000EB3],
+    [0x000EC0, 0x000EC4],
+    [0x000ED0, 0x000ED9],
+    [0x000EDC, 0x000EDF],
+    [0x000F00, 0x000F17],
+    [0x000F1A, 0x000F34],
+    [0x000F3A, 0x000F47],
+    [0x000F49, 0x000F6C],
+    [0x000F88, 0x000F8C],
+    [0x000FBE, 0x000FC5],
+    [0x000FC7, 0x000FCC],
+    [0x000FCE, 0x000FDA],
+    [0x001000, 0x00102C],
+    [0x00103B, 0x00103C],
+    [0x00103F, 0x001057],
+    [0x00105A, 0x00105D],
+    [0x001061, 0x001070],
+    [0x001075, 0x001081],
+    [0x001083, 0x001084],
+    [0x001087, 0x00108C],
+    [0x00108E, 0x00109C],
+    [0x00109E, 0x0010C5],
+    [0x0010D0, 0x001248],
+    [0x00124A, 0x00124D],
+    [0x001250, 0x001256],
+    [0x00125A, 0x00125D],
+    [0x001260, 0x001288],
+    [0x00128A, 0x00128D],
+    [0x001290, 0x0012B0],
+    [0x0012B2, 0x0012B5],
+    [0x0012B8, 0x0012BE],
+    [0x0012C2, 0x0012C5],
+    [0x0012C8, 0x0012D6],
+    [0x0012D8, 0x001310],
+    [0x001312, 0x001315],
+    [0x001318, 0x00135A],
+    [0x001360, 0x00137C],
+    [0x001380, 0x001399],
+    [0x0013A0, 0x0013F5],
+    [0x0013F8, 0x0013FD],
+    [0x001400, 0x00169C],
+    [0x0016A0, 0x0016F8],
+    [0x001700, 0x00170C],
+    [0x00170E, 0x001711],
+    [0x001720, 0x001731],
+    [0x001735, 0x001736],
+    [0x001740, 0x001751],
+    [0x001760, 0x00176C],
+    [0x00176E, 0x001770],
+    [0x001780, 0x0017B3],
+    [0x0017BE, 0x0017C5],
+    [0x0017C7, 0x0017C8],
+    [0x0017D4, 0x0017DC],
+    [0x0017E0, 0x0017E9],
+    [0x0017F0, 0x0017F9],
+    [0x001800, 0x00180A],
+    [0x001810, 0x001819],
+    [0x001820, 0x001877],
+    [0x001880, 0x001884],
+    [0x001887, 0x0018A8],
+    [0x0018B0, 0x0018F5],
+    [0x001900, 0x00191E],
+    [0x001923, 0x001926],
+    [0x001929, 0x00192B],
+    [0x001930, 0x001931],
+    [0x001933, 0x001938],
+    [0x001944, 0x00196D],
+    [0x001970, 0x001974],
+    [0x001980, 0x0019AB],
+    [0x0019B0, 0x0019C9],
+    [0x0019D0, 0x0019DA],
+    [0x0019DE, 0x001A16],
+    [0x001A19, 0x001A1A],
+    [0x001A1E, 0x001A55],
+    [0x001A63, 0x001A64],
+    [0x001A6D, 0x001A72],
+    [0x001A80, 0x001A89],
+    [0x001A90, 0x001A99],
+    [0x001AA0, 0x001AAD],
+    [0x001B04, 0x001B33],
+    [0x001B3D, 0x001B41],
+    [0x001B43, 0x001B4B],
+    [0x001B50, 0x001B6A],
+    [0x001B74, 0x001B7C],
+    [0x001B82, 0x001BA1],
+    [0x001BA6, 0x001BA7],
+    [0x001BAE, 0x001BE5],
+    [0x001BEA, 0x001BEC],
+    [0x001BF2, 0x001BF3],
+    [0x001BFC, 0x001C2B],
+    [0x001C34, 0x001C35],
+    [0x001C3B, 0x001C49],
+    [0x001C4D, 0x001C88],
+    [0x001CC0, 0x001CC7],
+    [0x001CE9, 0x001CEC],
+    [0x001CEE, 0x001CF3],
+    [0x001CF5, 0x001CF6],
+    [0x001D00, 0x001DBF],
+    [0x001E00, 0x001F15],
+    [0x001F18, 0x001F1D],
+    [0x001F20, 0x001F45],
+    [0x001F48, 0x001F4D],
+    [0x001F50, 0x001F57],
+    [0x001F5F, 0x001F7D],
+    [0x001F80, 0x001FB4],
+    [0x001FB6, 0x001FC4],
+    [0x001FC6, 0x001FD3],
+    [0x001FD6, 0x001FDB],
+    [0x001FDD, 0x001FEF],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FFE],
+    [0x002000, 0x00200A],
+    [0x002010, 0x002027],
+    [0x00202F, 0x00205F],
+    [0x002070, 0x002071],
+    [0x002074, 0x00208E],
+    [0x002090, 0x00209C],
+    [0x0020A0, 0x0020BE],
+    [0x002100, 0x00218B],
+    [0x002190, 0x0023FE],
+    [0x002400, 0x002426],
+    [0x002440, 0x00244A],
+    [0x002460, 0x002B73],
+    [0x002B76, 0x002B95],
+    [0x002B98, 0x002BB9],
+    [0x002BBD, 0x002BC8],
+    [0x002BCA, 0x002BD1],
+    [0x002BEC, 0x002BEF],
+    [0x002C00, 0x002C2E],
+    [0x002C30, 0x002C5E],
+    [0x002C60, 0x002CEE],
+    [0x002CF2, 0x002CF3],
+    [0x002CF9, 0x002D25],
+    [0x002D30, 0x002D67],
+    [0x002D6F, 0x002D70],
+    [0x002D80, 0x002D96],
+    [0x002DA0, 0x002DA6],
+    [0x002DA8, 0x002DAE],
+    [0x002DB0, 0x002DB6],
+    [0x002DB8, 0x002DBE],
+    [0x002DC0, 0x002DC6],
+    [0x002DC8, 0x002DCE],
+    [0x002DD0, 0x002DD6],
+    [0x002DD8, 0x002DDE],
+    [0x002E00, 0x002E44],
+    [0x002E80, 0x002E99],
+    [0x002E9B, 0x002EF3],
+    [0x002F00, 0x002FD5],
+    [0x002FF0, 0x002FFB],
+    [0x003000, 0x003029],
+    [0x003030, 0x00303F],
+    [0x003041, 0x003096],
+    [0x00309B, 0x0030FF],
+    [0x003105, 0x00312D],
+    [0x003131, 0x00318E],
+    [0x003190, 0x0031BA],
+    [0x0031C0, 0x0031E3],
+    [0x0031F0, 0x00321E],
+    [0x003220, 0x0032FE],
+    [0x003300, 0x004DB5],
+    [0x004DC0, 0x009FD5],
+    [0x00A000, 0x00A48C],
+    [0x00A490, 0x00A4C6],
+    [0x00A4D0, 0x00A62B],
+    [0x00A640, 0x00A66E],
+    [0x00A67E, 0x00A69D],
+    [0x00A6A0, 0x00A6EF],
+    [0x00A6F2, 0x00A6F7],
+    [0x00A700, 0x00A7AE],
+    [0x00A7B0, 0x00A7B7],
+    [0x00A7F7, 0x00A801],
+    [0x00A803, 0x00A805],
+    [0x00A807, 0x00A80A],
+    [0x00A80C, 0x00A824],
+    [0x00A827, 0x00A82B],
+    [0x00A830, 0x00A839],
+    [0x00A840, 0x00A877],
+    [0x00A880, 0x00A8C3],
+    [0x00A8CE, 0x00A8D9],
+    [0x00A8F2, 0x00A8FD],
+    [0x00A900, 0x00A925],
+    [0x00A92E, 0x00A946],
+    [0x00A952, 0x00A953],
+    [0x00A95F, 0x00A97C],
+    [0x00A983, 0x00A9B2],
+    [0x00A9B4, 0x00A9B5],
+    [0x00A9BA, 0x00A9BB],
+    [0x00A9BD, 0x00A9CD],
+    [0x00A9CF, 0x00A9D9],
+    [0x00A9DE, 0x00A9E4],
+    [0x00A9E6, 0x00A9FE],
+    [0x00AA00, 0x00AA28],
+    [0x00AA2F, 0x00AA30],
+    [0x00AA33, 0x00AA34],
+    [0x00AA40, 0x00AA42],
+    [0x00AA44, 0x00AA4B],
+    [0x00AA50, 0x00AA59],
+    [0x00AA5C, 0x00AA7B],
+    [0x00AA7D, 0x00AAAF],
+    [0x00AAB5, 0x00AAB6],
+    [0x00AAB9, 0x00AABD],
+    [0x00AADB, 0x00AAEB],
+    [0x00AAEE, 0x00AAF5],
+    [0x00AB01, 0x00AB06],
+    [0x00AB09, 0x00AB0E],
+    [0x00AB11, 0x00AB16],
+    [0x00AB20, 0x00AB26],
+    [0x00AB28, 0x00AB2E],
+    [0x00AB30, 0x00AB65],
+    [0x00AB70, 0x00ABE4],
+    [0x00ABE6, 0x00ABE7],
+    [0x00ABE9, 0x00ABEC],
+    [0x00ABF0, 0x00ABF9],
+    [0x00AC00, 0x00D7A3],
+    [0x00D7B0, 0x00D7C6],
+    [0x00D7CB, 0x00D7FB],
+    [0x00F900, 0x00FA6D],
+    [0x00FA70, 0x00FAD9],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FB1F, 0x00FB36],
+    [0x00FB38, 0x00FB3C],
+    [0x00FB40, 0x00FB41],
+    [0x00FB43, 0x00FB44],
+    [0x00FB46, 0x00FBC1],
+    [0x00FBD3, 0x00FD3F],
+    [0x00FD50, 0x00FD8F],
+    [0x00FD92, 0x00FDC7],
+    [0x00FDF0, 0x00FDFD],
+    [0x00FE10, 0x00FE19],
+    [0x00FE30, 0x00FE52],
+    [0x00FE54, 0x00FE66],
+    [0x00FE68, 0x00FE6B],
+    [0x00FE70, 0x00FE74],
+    [0x00FE76, 0x00FEFC],
+    [0x00FF01, 0x00FF9D],
+    [0x00FFA0, 0x00FFBE],
+    [0x00FFC2, 0x00FFC7],
+    [0x00FFCA, 0x00FFCF],
+    [0x00FFD2, 0x00FFD7],
+    [0x00FFDA, 0x00FFDC],
+    [0x00FFE0, 0x00FFE6],
+    [0x00FFE8, 0x00FFEE],
+    [0x00FFFC, 0x00FFFD],
+    [0x010000, 0x01000B],
+    [0x01000D, 0x010026],
+    [0x010028, 0x01003A],
+    [0x01003C, 0x01003D],
+    [0x01003F, 0x01004D],
+    [0x010050, 0x01005D],
+    [0x010080, 0x0100FA],
+    [0x010100, 0x010102],
+    [0x010107, 0x010133],
+    [0x010137, 0x01018E],
+    [0x010190, 0x01019B],
+    [0x0101D0, 0x0101FC],
+    [0x010280, 0x01029C],
+    [0x0102A0, 0x0102D0],
+    [0x0102E1, 0x0102FB],
+    [0x010300, 0x010323],
+    [0x010330, 0x01034A],
+    [0x010350, 0x010375],
+    [0x010380, 0x01039D],
+    [0x01039F, 0x0103C3],
+    [0x0103C8, 0x0103D5],
+    [0x010400, 0x01049D],
+    [0x0104A0, 0x0104A9],
+    [0x0104B0, 0x0104D3],
+    [0x0104D8, 0x0104FB],
+    [0x010500, 0x010527],
+    [0x010530, 0x010563],
+    [0x010600, 0x010736],
+    [0x010740, 0x010755],
+    [0x010760, 0x010767],
+    [0x010800, 0x010805],
+    [0x01080A, 0x010835],
+    [0x010837, 0x010838],
+    [0x01083F, 0x010855],
+    [0x010857, 0x01089E],
+    [0x0108A7, 0x0108AF],
+    [0x0108E0, 0x0108F2],
+    [0x0108F4, 0x0108F5],
+    [0x0108FB, 0x01091B],
+    [0x01091F, 0x010939],
+    [0x010980, 0x0109B7],
+    [0x0109BC, 0x0109CF],
+    [0x0109D2, 0x010A00],
+    [0x010A10, 0x010A13],
+    [0x010A15, 0x010A17],
+    [0x010A19, 0x010A33],
+    [0x010A40, 0x010A47],
+    [0x010A50, 0x010A58],
+    [0x010A60, 0x010A9F],
+    [0x010AC0, 0x010AE4],
+    [0x010AEB, 0x010AF6],
+    [0x010B00, 0x010B35],
+    [0x010B39, 0x010B55],
+    [0x010B58, 0x010B72],
+    [0x010B78, 0x010B91],
+    [0x010B99, 0x010B9C],
+    [0x010BA9, 0x010BAF],
+    [0x010C00, 0x010C48],
+    [0x010C80, 0x010CB2],
+    [0x010CC0, 0x010CF2],
+    [0x010CFA, 0x010CFF],
+    [0x010E60, 0x010E7E],
+    [0x011002, 0x011037],
+    [0x011047, 0x01104D],
+    [0x011052, 0x01106F],
+    [0x011082, 0x0110B2],
+    [0x0110B7, 0x0110B8],
+    [0x0110BB, 0x0110BC],
+    [0x0110BE, 0x0110C1],
+    [0x0110D0, 0x0110E8],
+    [0x0110F0, 0x0110F9],
+    [0x011103, 0x011126],
+    [0x011136, 0x011143],
+    [0x011150, 0x011172],
+    [0x011174, 0x011176],
+    [0x011182, 0x0111B5],
+    [0x0111BF, 0x0111C9],
+    [0x0111D0, 0x0111DF],
+    [0x0111E1, 0x0111F4],
+    [0x011200, 0x011211],
+    [0x011213, 0x01122E],
+    [0x011232, 0x011233],
+    [0x011238, 0x01123D],
+    [0x011280, 0x011286],
+    [0x01128A, 0x01128D],
+    [0x01128F, 0x01129D],
+    [0x01129F, 0x0112A9],
+    [0x0112B0, 0x0112DE],
+    [0x0112E0, 0x0112E2],
+    [0x0112F0, 0x0112F9],
+    [0x011302, 0x011303],
+    [0x011305, 0x01130C],
+    [0x01130F, 0x011310],
+    [0x011313, 0x011328],
+    [0x01132A, 0x011330],
+    [0x011332, 0x011333],
+    [0x011335, 0x011339],
+    [0x011341, 0x011344],
+    [0x011347, 0x011348],
+    [0x01134B, 0x01134D],
+    [0x01135D, 0x011363],
+    [0x011400, 0x011437],
+    [0x011440, 0x011441],
+    [0x011447, 0x011459],
+    [0x011480, 0x0114AF],
+    [0x0114B1, 0x0114B2],
+    [0x0114BB, 0x0114BC],
+    [0x0114C4, 0x0114C7],
+    [0x0114D0, 0x0114D9],
+    [0x011580, 0x0115AE],
+    [0x0115B0, 0x0115B1],
+    [0x0115B8, 0x0115BB],
+    [0x0115C1, 0x0115DB],
+    [0x011600, 0x011632],
+    [0x01163B, 0x01163C],
+    [0x011641, 0x011644],
+    [0x011650, 0x011659],
+    [0x011660, 0x01166C],
+    [0x011680, 0x0116AA],
+    [0x0116AE, 0x0116AF],
+    [0x0116C0, 0x0116C9],
+    [0x011700, 0x011719],
+    [0x011720, 0x011721],
+    [0x011730, 0x01173F],
+    [0x0118A0, 0x0118F2],
+    [0x011AC0, 0x011AF8],
+    [0x011C00, 0x011C08],
+    [0x011C0A, 0x011C2F],
+    [0x011C40, 0x011C45],
+    [0x011C50, 0x011C6C],
+    [0x011C70, 0x011C8F],
+    [0x012000, 0x012399],
+    [0x012400, 0x01246E],
+    [0x012470, 0x012474],
+    [0x012480, 0x012543],
+    [0x013000, 0x01342E],
+    [0x014400, 0x014646],
+    [0x016800, 0x016A38],
+    [0x016A40, 0x016A5E],
+    [0x016A60, 0x016A69],
+    [0x016A6E, 0x016A6F],
+    [0x016AD0, 0x016AED],
+    [0x016B00, 0x016B2F],
+    [0x016B37, 0x016B45],
+    [0x016B50, 0x016B59],
+    [0x016B5B, 0x016B61],
+    [0x016B63, 0x016B77],
+    [0x016B7D, 0x016B8F],
+    [0x016F00, 0x016F44],
+    [0x016F50, 0x016F7E],
+    [0x016F93, 0x016F9F],
+    [0x017000, 0x0187EC],
+    [0x018800, 0x018AF2],
+    [0x01B000, 0x01B001],
+    [0x01BC00, 0x01BC6A],
+    [0x01BC70, 0x01BC7C],
+    [0x01BC80, 0x01BC88],
+    [0x01BC90, 0x01BC99],
+    [0x01D000, 0x01D0F5],
+    [0x01D100, 0x01D126],
+    [0x01D129, 0x01D164],
+    [0x01D16A, 0x01D16D],
+    [0x01D183, 0x01D184],
+    [0x01D18C, 0x01D1A9],
+    [0x01D1AE, 0x01D1E8],
+    [0x01D200, 0x01D241],
+    [0x01D300, 0x01D356],
+    [0x01D360, 0x01D371],
+    [0x01D400, 0x01D454],
+    [0x01D456, 0x01D49C],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D51E, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D552, 0x01D6A5],
+    [0x01D6A8, 0x01D7CB],
+    [0x01D7CE, 0x01D9FF],
+    [0x01DA37, 0x01DA3A],
+    [0x01DA6D, 0x01DA74],
+    [0x01DA76, 0x01DA83],
+    [0x01DA85, 0x01DA8B],
+    [0x01E800, 0x01E8C4],
+    [0x01E8C7, 0x01E8CF],
+    [0x01E900, 0x01E943],
+    [0x01E950, 0x01E959],
+    [0x01E95E, 0x01E95F],
+    [0x01EE00, 0x01EE03],
+    [0x01EE05, 0x01EE1F],
+    [0x01EE21, 0x01EE22],
+    [0x01EE29, 0x01EE32],
+    [0x01EE34, 0x01EE37],
+    [0x01EE4D, 0x01EE4F],
+    [0x01EE51, 0x01EE52],
+    [0x01EE61, 0x01EE62],
+    [0x01EE67, 0x01EE6A],
+    [0x01EE6C, 0x01EE72],
+    [0x01EE74, 0x01EE77],
+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x01EEF0, 0x01EEF1],
+    [0x01F000, 0x01F02B],
+    [0x01F030, 0x01F093],
+    [0x01F0A0, 0x01F0AE],
+    [0x01F0B1, 0x01F0BF],
+    [0x01F0C1, 0x01F0CF],
+    [0x01F0D1, 0x01F0F5],
+    [0x01F100, 0x01F10C],
+    [0x01F110, 0x01F12E],
+    [0x01F130, 0x01F16B],
+    [0x01F170, 0x01F1AC],
+    [0x01F1E6, 0x01F202],
+    [0x01F210, 0x01F23B],
+    [0x01F240, 0x01F248],
+    [0x01F250, 0x01F251],
+    [0x01F300, 0x01F6D2],
+    [0x01F6E0, 0x01F6EC],
+    [0x01F6F0, 0x01F6F6],
+    [0x01F700, 0x01F773],
+    [0x01F780, 0x01F7D4],
+    [0x01F800, 0x01F80B],
+    [0x01F810, 0x01F847],
+    [0x01F850, 0x01F859],
+    [0x01F860, 0x01F887],
+    [0x01F890, 0x01F8AD],
+    [0x01F910, 0x01F91E],
+    [0x01F920, 0x01F927],
+    [0x01F933, 0x01F93E],
+    [0x01F940, 0x01F94B],
+    [0x01F950, 0x01F95E],
+    [0x01F980, 0x01F991],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1],
+    [0x02F800, 0x02FA1D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Grapheme_Base}+$/u,
+  matchSymbols,
+  "\\p{Grapheme_Base}"
+);
+testPropertyEscapes(
+  /^\p{Gr_Base}+$/u,
+  matchSymbols,
+  "\\p{Gr_Base}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AD,
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x000530,
+    0x000560,
+    0x000588,
+    0x0005BF,
+    0x000670,
+    0x000711,
+    0x00083F,
+    0x0008B5,
+    0x00093A,
+    0x00093C,
+    0x00094D,
+    0x000981,
+    0x000984,
+    0x0009A9,
+    0x0009B1,
+    0x0009BE,
+    0x0009CD,
+    0x0009DE,
+    0x000A04,
+    0x000A29,
+    0x000A31,
+    0x000A34,
+    0x000A37,
+    0x000A5D,
+    0x000A84,
+    0x000A8E,
+    0x000A92,
+    0x000AA9,
+    0x000AB1,
+    0x000AB4,
+    0x000ACA,
+    0x000B04,
+    0x000B29,
+    0x000B31,
+    0x000B34,
+    0x000B5E,
+    0x000B84,
+    0x000B91,
+    0x000B9B,
+    0x000B9D,
+    0x000BC0,
+    0x000BC9,
+    0x000C04,
+    0x000C0D,
+    0x000C11,
+    0x000C29,
+    0x000C81,
+    0x000C84,
+    0x000C8D,
+    0x000C91,
+    0x000CA9,
+    0x000CB4,
+    0x000CBF,
+    0x000CC2,
+    0x000CC9,
+    0x000CDF,
+    0x000CF0,
+    0x000D04,
+    0x000D0D,
+    0x000D11,
+    0x000D3E,
+    0x000D49,
+    0x000D4D,
+    0x000D57,
+    0x000D84,
+    0x000DB2,
+    0x000DBC,
+    0x000E31,
+    0x000E83,
+    0x000E89,
+    0x000E98,
+    0x000EA0,
+    0x000EA4,
+    0x000EA6,
+    0x000EAC,
+    0x000EB1,
+    0x000EC5,
+    0x000F35,
+    0x000F37,
+    0x000F39,
+    0x000F48,
+    0x000FC6,
+    0x000FCD,
+    0x001082,
+    0x00108D,
+    0x00109D,
+    0x0010C6,
+    0x001249,
+    0x001257,
+    0x001259,
+    0x001289,
+    0x0012B1,
+    0x0012BF,
+    0x0012C1,
+    0x0012D7,
+    0x001311,
+    0x00170D,
+    0x00176D,
+    0x0017C6,
+    0x0018A9,
+    0x001932,
+    0x001A56,
+    0x001A62,
+    0x001B34,
+    0x001B3C,
+    0x001B42,
+    0x001BE6,
+    0x001BED,
+    0x001CED,
+    0x001CF4,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FC5,
+    0x001FDC,
+    0x001FF5,
+    0x001FFF,
+    0x00208F,
+    0x0023FF,
+    0x002BC9,
+    0x002C2F,
+    0x002C5F,
+    0x002D26,
+    0x002DA7,
+    0x002DAF,
+    0x002DB7,
+    0x002DBF,
+    0x002DC7,
+    0x002DCF,
+    0x002DD7,
+    0x002E9A,
+    0x003040,
+    0x00318F,
+    0x00321F,
+    0x0032FF,
+    0x00A7AF,
+    0x00A802,
+    0x00A806,
+    0x00A80B,
+    0x00A9B3,
+    0x00A9BC,
+    0x00A9CE,
+    0x00A9E5,
+    0x00A9FF,
+    0x00AA43,
+    0x00AA4C,
+    0x00AA7C,
+    0x00AAB0,
+    0x00AAC1,
+    0x00AB27,
+    0x00AB2F,
+    0x00ABE5,
+    0x00ABE8,
+    0x00FB1E,
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45,
+    0x00FE53,
+    0x00FE67,
+    0x00FE75,
+    0x00FFE7,
+    0x01000C,
+    0x010027,
+    0x01003B,
+    0x01003E,
+    0x01018F,
+    0x01039E,
+    0x010809,
+    0x010836,
+    0x010856,
+    0x0108F3,
+    0x010A14,
+    0x010A18,
+    0x011001,
+    0x0110BD,
+    0x011173,
+    0x0111E0,
+    0x011212,
+    0x011234,
+    0x011287,
+    0x011289,
+    0x01128E,
+    0x01129E,
+    0x0112DF,
+    0x011304,
+    0x011329,
+    0x011331,
+    0x011334,
+    0x01133E,
+    0x011340,
+    0x011446,
+    0x01145A,
+    0x01145C,
+    0x0114B0,
+    0x0114BA,
+    0x0114BD,
+    0x0115AF,
+    0x01163D,
+    0x0116AB,
+    0x0116AD,
+    0x011C09,
+    0x011C3F,
+    0x01246F,
+    0x016A5F,
+    0x016B5A,
+    0x016B62,
+    0x01D165,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01DA75,
+    0x01DA84,
+    0x01EE04,
+    0x01EE20,
+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA,
+    0x01F0C0,
+    0x01F0D0,
+    0x01F12F,
+    0x01F91F,
+    0x01F93F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00001F],
+    [0x00007F, 0x00009F],
+    [0x000300, 0x00036F],
+    [0x000378, 0x000379],
+    [0x000380, 0x000383],
+    [0x000483, 0x000489],
+    [0x000557, 0x000558],
+    [0x00058B, 0x00058C],
+    [0x000590, 0x0005BD],
+    [0x0005C1, 0x0005C2],
+    [0x0005C4, 0x0005C5],
+    [0x0005C7, 0x0005CF],
+    [0x0005EB, 0x0005EF],
+    [0x0005F5, 0x000605],
+    [0x000610, 0x00061A],
+    [0x00061C, 0x00061D],
+    [0x00064B, 0x00065F],
+    [0x0006D6, 0x0006DD],
+    [0x0006DF, 0x0006E4],
+    [0x0006E7, 0x0006E8],
+    [0x0006EA, 0x0006ED],
+    [0x00070E, 0x00070F],
+    [0x000730, 0x00074C],
+    [0x0007A6, 0x0007B0],
+    [0x0007B2, 0x0007BF],
+    [0x0007EB, 0x0007F3],
+    [0x0007FB, 0x0007FF],
+    [0x000816, 0x000819],
+    [0x00081B, 0x000823],
+    [0x000825, 0x000827],
+    [0x000829, 0x00082F],
+    [0x000859, 0x00085D],
+    [0x00085F, 0x00089F],
+    [0x0008BE, 0x000902],
+    [0x000941, 0x000948],
+    [0x000951, 0x000957],
+    [0x000962, 0x000963],
+    [0x00098D, 0x00098E],
+    [0x000991, 0x000992],
+    [0x0009B3, 0x0009B5],
+    [0x0009BA, 0x0009BC],
+    [0x0009C1, 0x0009C6],
+    [0x0009C9, 0x0009CA],
+    [0x0009CF, 0x0009DB],
+    [0x0009E2, 0x0009E5],
+    [0x0009FC, 0x000A02],
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+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x02F7FF],
+    [0x02FA1E, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Grapheme_Base}+$/u,
+  nonMatchSymbols,
+  "\\P{Grapheme_Base}"
+);
+testPropertyEscapes(
+  /^\P{Gr_Base}+$/u,
+  nonMatchSymbols,
+  "\\P{Gr_Base}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Grapheme_Extend.js b/test/built-ins/RegExp/property-escapes/Grapheme_Extend.js
new file mode 100644
index 0000000000000000000000000000000000000000..1a2bfaf46f866fb3b7ccb6ef86c262449c62ee69
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Grapheme_Extend.js
@@ -0,0 +1,657 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Grapheme_Extend`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0005BF,
+    0x0005C7,
+    0x000670,
+    0x000711,
+    0x00093A,
+    0x00093C,
+    0x00094D,
+    0x000981,
+    0x0009BC,
+    0x0009BE,
+    0x0009CD,
+    0x0009D7,
+    0x000A3C,
+    0x000A51,
+    0x000A75,
+    0x000ABC,
+    0x000ACD,
+    0x000B01,
+    0x000B3C,
+    0x000B4D,
+    0x000B82,
+    0x000BBE,
+    0x000BC0,
+    0x000BCD,
+    0x000BD7,
+    0x000C00,
+    0x000C81,
+    0x000CBC,
+    0x000CBF,
+    0x000CC2,
+    0x000CC6,
+    0x000D01,
+    0x000D3E,
+    0x000D4D,
+    0x000D57,
+    0x000DCA,
+    0x000DCF,
+    0x000DD6,
+    0x000DDF,
+    0x000E31,
+    0x000EB1,
+    0x000F35,
+    0x000F37,
+    0x000F39,
+    0x000FC6,
+    0x001082,
+    0x00108D,
+    0x00109D,
+    0x0017C6,
+    0x0017DD,
+    0x0018A9,
+    0x001932,
+    0x001A1B,
+    0x001A56,
+    0x001A60,
+    0x001A62,
+    0x001A7F,
+    0x001B34,
+    0x001B3C,
+    0x001B42,
+    0x001BE6,
+    0x001BED,
+    0x001CED,
+    0x001CF4,
+    0x00200C,
+    0x002D7F,
+    0x00A802,
+    0x00A806,
+    0x00A80B,
+    0x00A9B3,
+    0x00A9BC,
+    0x00A9E5,
+    0x00AA43,
+    0x00AA4C,
+    0x00AA7C,
+    0x00AAB0,
+    0x00AAC1,
+    0x00AAF6,
+    0x00ABE5,
+    0x00ABE8,
+    0x00ABED,
+    0x00FB1E,
+    0x0101FD,
+    0x0102E0,
+    0x010A3F,
+    0x011001,
+    0x011173,
+    0x011234,
+    0x01123E,
+    0x0112DF,
+    0x01133C,
+    0x01133E,
+    0x011340,
+    0x011357,
+    0x011446,
+    0x0114B0,
+    0x0114BA,
+    0x0114BD,
+    0x0115AF,
+    0x01163D,
+    0x0116AB,
+    0x0116AD,
+    0x0116B7,
+    0x011C3F,
+    0x01D165,
+    0x01DA75,
+    0x01DA84
+  ],
+  ranges: [
+    [0x000300, 0x00036F],
+    [0x000483, 0x000489],
+    [0x000591, 0x0005BD],
+    [0x0005C1, 0x0005C2],
+    [0x0005C4, 0x0005C5],
+    [0x000610, 0x00061A],
+    [0x00064B, 0x00065F],
+    [0x0006D6, 0x0006DC],
+    [0x0006DF, 0x0006E4],
+    [0x0006E7, 0x0006E8],
+    [0x0006EA, 0x0006ED],
+    [0x000730, 0x00074A],
+    [0x0007A6, 0x0007B0],
+    [0x0007EB, 0x0007F3],
+    [0x000816, 0x000819],
+    [0x00081B, 0x000823],
+    [0x000825, 0x000827],
+    [0x000829, 0x00082D],
+    [0x000859, 0x00085B],
+    [0x0008D4, 0x0008E1],
+    [0x0008E3, 0x000902],
+    [0x000941, 0x000948],
+    [0x000951, 0x000957],
+    [0x000962, 0x000963],
+    [0x0009C1, 0x0009C4],
+    [0x0009E2, 0x0009E3],
+    [0x000A01, 0x000A02],
+    [0x000A41, 0x000A42],
+    [0x000A47, 0x000A48],
+    [0x000A4B, 0x000A4D],
+    [0x000A70, 0x000A71],
+    [0x000A81, 0x000A82],
+    [0x000AC1, 0x000AC5],
+    [0x000AC7, 0x000AC8],
+    [0x000AE2, 0x000AE3],
+    [0x000B3E, 0x000B3F],
+    [0x000B41, 0x000B44],
+    [0x000B56, 0x000B57],
+    [0x000B62, 0x000B63],
+    [0x000C3E, 0x000C40],
+    [0x000C46, 0x000C48],
+    [0x000C4A, 0x000C4D],
+    [0x000C55, 0x000C56],
+    [0x000C62, 0x000C63],
+    [0x000CCC, 0x000CCD],
+    [0x000CD5, 0x000CD6],
+    [0x000CE2, 0x000CE3],
+    [0x000D41, 0x000D44],
+    [0x000D62, 0x000D63],
+    [0x000DD2, 0x000DD4],
+    [0x000E34, 0x000E3A],
+    [0x000E47, 0x000E4E],
+    [0x000EB4, 0x000EB9],
+    [0x000EBB, 0x000EBC],
+    [0x000EC8, 0x000ECD],
+    [0x000F18, 0x000F19],
+    [0x000F71, 0x000F7E],
+    [0x000F80, 0x000F84],
+    [0x000F86, 0x000F87],
+    [0x000F8D, 0x000F97],
+    [0x000F99, 0x000FBC],
+    [0x00102D, 0x001030],
+    [0x001032, 0x001037],
+    [0x001039, 0x00103A],
+    [0x00103D, 0x00103E],
+    [0x001058, 0x001059],
+    [0x00105E, 0x001060],
+    [0x001071, 0x001074],
+    [0x001085, 0x001086],
+    [0x00135D, 0x00135F],
+    [0x001712, 0x001714],
+    [0x001732, 0x001734],
+    [0x001752, 0x001753],
+    [0x001772, 0x001773],
+    [0x0017B4, 0x0017B5],
+    [0x0017B7, 0x0017BD],
+    [0x0017C9, 0x0017D3],
+    [0x00180B, 0x00180D],
+    [0x001885, 0x001886],
+    [0x001920, 0x001922],
+    [0x001927, 0x001928],
+    [0x001939, 0x00193B],
+    [0x001A17, 0x001A18],
+    [0x001A58, 0x001A5E],
+    [0x001A65, 0x001A6C],
+    [0x001A73, 0x001A7C],
+    [0x001AB0, 0x001ABE],
+    [0x001B00, 0x001B03],
+    [0x001B36, 0x001B3A],
+    [0x001B6B, 0x001B73],
+    [0x001B80, 0x001B81],
+    [0x001BA2, 0x001BA5],
+    [0x001BA8, 0x001BA9],
+    [0x001BAB, 0x001BAD],
+    [0x001BE8, 0x001BE9],
+    [0x001BEF, 0x001BF1],
+    [0x001C2C, 0x001C33],
+    [0x001C36, 0x001C37],
+    [0x001CD0, 0x001CD2],
+    [0x001CD4, 0x001CE0],
+    [0x001CE2, 0x001CE8],
+    [0x001CF8, 0x001CF9],
+    [0x001DC0, 0x001DF5],
+    [0x001DFB, 0x001DFF],
+    [0x0020D0, 0x0020F0],
+    [0x002CEF, 0x002CF1],
+    [0x002DE0, 0x002DFF],
+    [0x00302A, 0x00302F],
+    [0x003099, 0x00309A],
+    [0x00A66F, 0x00A672],
+    [0x00A674, 0x00A67D],
+    [0x00A69E, 0x00A69F],
+    [0x00A6F0, 0x00A6F1],
+    [0x00A825, 0x00A826],
+    [0x00A8C4, 0x00A8C5],
+    [0x00A8E0, 0x00A8F1],
+    [0x00A926, 0x00A92D],
+    [0x00A947, 0x00A951],
+    [0x00A980, 0x00A982],
+    [0x00A9B6, 0x00A9B9],
+    [0x00AA29, 0x00AA2E],
+    [0x00AA31, 0x00AA32],
+    [0x00AA35, 0x00AA36],
+    [0x00AAB2, 0x00AAB4],
+    [0x00AAB7, 0x00AAB8],
+    [0x00AABE, 0x00AABF],
+    [0x00AAEC, 0x00AAED],
+    [0x00FE00, 0x00FE0F],
+    [0x00FE20, 0x00FE2F],
+    [0x00FF9E, 0x00FF9F],
+    [0x010376, 0x01037A],
+    [0x010A01, 0x010A03],
+    [0x010A05, 0x010A06],
+    [0x010A0C, 0x010A0F],
+    [0x010A38, 0x010A3A],
+    [0x010AE5, 0x010AE6],
+    [0x011038, 0x011046],
+    [0x01107F, 0x011081],
+    [0x0110B3, 0x0110B6],
+    [0x0110B9, 0x0110BA],
+    [0x011100, 0x011102],
+    [0x011127, 0x01112B],
+    [0x01112D, 0x011134],
+    [0x011180, 0x011181],
+    [0x0111B6, 0x0111BE],
+    [0x0111CA, 0x0111CC],
+    [0x01122F, 0x011231],
+    [0x011236, 0x011237],
+    [0x0112E3, 0x0112EA],
+    [0x011300, 0x011301],
+    [0x011366, 0x01136C],
+    [0x011370, 0x011374],
+    [0x011438, 0x01143F],
+    [0x011442, 0x011444],
+    [0x0114B3, 0x0114B8],
+    [0x0114BF, 0x0114C0],
+    [0x0114C2, 0x0114C3],
+    [0x0115B2, 0x0115B5],
+    [0x0115BC, 0x0115BD],
+    [0x0115BF, 0x0115C0],
+    [0x0115DC, 0x0115DD],
+    [0x011633, 0x01163A],
+    [0x01163F, 0x011640],
+    [0x0116B0, 0x0116B5],
+    [0x01171D, 0x01171F],
+    [0x011722, 0x011725],
+    [0x011727, 0x01172B],
+    [0x011C30, 0x011C36],
+    [0x011C38, 0x011C3D],
+    [0x011C92, 0x011CA7],
+    [0x011CAA, 0x011CB0],
+    [0x011CB2, 0x011CB3],
+    [0x011CB5, 0x011CB6],
+    [0x016AF0, 0x016AF4],
+    [0x016B30, 0x016B36],
+    [0x016F8F, 0x016F92],
+    [0x01BC9D, 0x01BC9E],
+    [0x01D167, 0x01D169],
+    [0x01D16E, 0x01D172],
+    [0x01D17B, 0x01D182],
+    [0x01D185, 0x01D18B],
+    [0x01D1AA, 0x01D1AD],
+    [0x01D242, 0x01D244],
+    [0x01DA00, 0x01DA36],
+    [0x01DA3B, 0x01DA6C],
+    [0x01DA9B, 0x01DA9F],
+    [0x01DAA1, 0x01DAAF],
+    [0x01E000, 0x01E006],
+    [0x01E008, 0x01E018],
+    [0x01E01B, 0x01E021],
+    [0x01E023, 0x01E024],
+    [0x01E026, 0x01E02A],
+    [0x01E8D0, 0x01E8D6],
+    [0x01E944, 0x01E94A],
+    [0x0E0020, 0x0E007F],
+    [0x0E0100, 0x0E01EF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Grapheme_Extend}+$/u,
+  matchSymbols,
+  "\\p{Grapheme_Extend}"
+);
+testPropertyEscapes(
+  /^\p{Gr_Ext}+$/u,
+  matchSymbols,
+  "\\p{Gr_Ext}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0005BE,
+    0x0005C0,
+    0x0005C3,
+    0x0005C6,
+    0x0006E9,
+    0x00081A,
+    0x000824,
+    0x000828,
+    0x0008E2,
+    0x00093B,
+    0x0009BD,
+    0x000AC6,
+    0x000B3D,
+    0x000B40,
+    0x000BBF,
+    0x000C49,
+    0x000DD5,
+    0x000EBA,
+    0x000F36,
+    0x000F38,
+    0x000F7F,
+    0x000F85,
+    0x000F98,
+    0x001031,
+    0x001038,
+    0x0017B6,
+    0x001A57,
+    0x001A5F,
+    0x001A61,
+    0x001B35,
+    0x001B3B,
+    0x001BAA,
+    0x001BE7,
+    0x001BEE,
+    0x001CD3,
+    0x001CE1,
+    0x00A673,
+    0x00AAB1,
+    0x00AAC0,
+    0x010A04,
+    0x01112C,
+    0x011235,
+    0x01133D,
+    0x01133F,
+    0x011445,
+    0x0114B9,
+    0x0114BE,
+    0x0114C1,
+    0x0115BE,
+    0x01163E,
+    0x0116AC,
+    0x0116B6,
+    0x011726,
+    0x011C37,
+    0x011C3E,
+    0x011CB1,
+    0x011CB4,
+    0x01D166,
+    0x01DAA0,
+    0x01E007,
+    0x01E022,
+    0x01E025
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0002FF],
+    [0x000370, 0x000482],
+    [0x00048A, 0x000590],
+    [0x0005C8, 0x00060F],
+    [0x00061B, 0x00064A],
+    [0x000660, 0x00066F],
+    [0x000671, 0x0006D5],
+    [0x0006DD, 0x0006DE],
+    [0x0006E5, 0x0006E6],
+    [0x0006EE, 0x000710],
+    [0x000712, 0x00072F],
+    [0x00074B, 0x0007A5],
+    [0x0007B1, 0x0007EA],
+    [0x0007F4, 0x000815],
+    [0x00082E, 0x000858],
+    [0x00085C, 0x0008D3],
+    [0x000903, 0x000939],
+    [0x00093D, 0x000940],
+    [0x000949, 0x00094C],
+    [0x00094E, 0x000950],
+    [0x000958, 0x000961],
+    [0x000964, 0x000980],
+    [0x000982, 0x0009BB],
+    [0x0009BF, 0x0009C0],
+    [0x0009C5, 0x0009CC],
+    [0x0009CE, 0x0009D6],
+    [0x0009D8, 0x0009E1],
+    [0x0009E4, 0x000A00],
+    [0x000A03, 0x000A3B],
+    [0x000A3D, 0x000A40],
+    [0x000A43, 0x000A46],
+    [0x000A49, 0x000A4A],
+    [0x000A4E, 0x000A50],
+    [0x000A52, 0x000A6F],
+    [0x000A72, 0x000A74],
+    [0x000A76, 0x000A80],
+    [0x000A83, 0x000ABB],
+    [0x000ABD, 0x000AC0],
+    [0x000AC9, 0x000ACC],
+    [0x000ACE, 0x000AE1],
+    [0x000AE4, 0x000B00],
+    [0x000B02, 0x000B3B],
+    [0x000B45, 0x000B4C],
+    [0x000B4E, 0x000B55],
+    [0x000B58, 0x000B61],
+    [0x000B64, 0x000B81],
+    [0x000B83, 0x000BBD],
+    [0x000BC1, 0x000BCC],
+    [0x000BCE, 0x000BD6],
+    [0x000BD8, 0x000BFF],
+    [0x000C01, 0x000C3D],
+    [0x000C41, 0x000C45],
+    [0x000C4E, 0x000C54],
+    [0x000C57, 0x000C61],
+    [0x000C64, 0x000C80],
+    [0x000C82, 0x000CBB],
+    [0x000CBD, 0x000CBE],
+    [0x000CC0, 0x000CC1],
+    [0x000CC3, 0x000CC5],
+    [0x000CC7, 0x000CCB],
+    [0x000CCE, 0x000CD4],
+    [0x000CD7, 0x000CE1],
+    [0x000CE4, 0x000D00],
+    [0x000D02, 0x000D3D],
+    [0x000D3F, 0x000D40],
+    [0x000D45, 0x000D4C],
+    [0x000D4E, 0x000D56],
+    [0x000D58, 0x000D61],
+    [0x000D64, 0x000DC9],
+    [0x000DCB, 0x000DCE],
+    [0x000DD0, 0x000DD1],
+    [0x000DD7, 0x000DDE],
+    [0x000DE0, 0x000E30],
+    [0x000E32, 0x000E33],
+    [0x000E3B, 0x000E46],
+    [0x000E4F, 0x000EB0],
+    [0x000EB2, 0x000EB3],
+    [0x000EBD, 0x000EC7],
+    [0x000ECE, 0x000F17],
+    [0x000F1A, 0x000F34],
+    [0x000F3A, 0x000F70],
+    [0x000F88, 0x000F8C],
+    [0x000FBD, 0x000FC5],
+    [0x000FC7, 0x00102C],
+    [0x00103B, 0x00103C],
+    [0x00103F, 0x001057],
+    [0x00105A, 0x00105D],
+    [0x001061, 0x001070],
+    [0x001075, 0x001081],
+    [0x001083, 0x001084],
+    [0x001087, 0x00108C],
+    [0x00108E, 0x00109C],
+    [0x00109E, 0x00135C],
+    [0x001360, 0x001711],
+    [0x001715, 0x001731],
+    [0x001735, 0x001751],
+    [0x001754, 0x001771],
+    [0x001774, 0x0017B3],
+    [0x0017BE, 0x0017C5],
+    [0x0017C7, 0x0017C8],
+    [0x0017D4, 0x0017DC],
+    [0x0017DE, 0x00180A],
+    [0x00180E, 0x001884],
+    [0x001887, 0x0018A8],
+    [0x0018AA, 0x00191F],
+    [0x001923, 0x001926],
+    [0x001929, 0x001931],
+    [0x001933, 0x001938],
+    [0x00193C, 0x001A16],
+    [0x001A19, 0x001A1A],
+    [0x001A1C, 0x001A55],
+    [0x001A63, 0x001A64],
+    [0x001A6D, 0x001A72],
+    [0x001A7D, 0x001A7E],
+    [0x001A80, 0x001AAF],
+    [0x001ABF, 0x001AFF],
+    [0x001B04, 0x001B33],
+    [0x001B3D, 0x001B41],
+    [0x001B43, 0x001B6A],
+    [0x001B74, 0x001B7F],
+    [0x001B82, 0x001BA1],
+    [0x001BA6, 0x001BA7],
+    [0x001BAE, 0x001BE5],
+    [0x001BEA, 0x001BEC],
+    [0x001BF2, 0x001C2B],
+    [0x001C34, 0x001C35],
+    [0x001C38, 0x001CCF],
+    [0x001CE9, 0x001CEC],
+    [0x001CEE, 0x001CF3],
+    [0x001CF5, 0x001CF7],
+    [0x001CFA, 0x001DBF],
+    [0x001DF6, 0x001DFA],
+    [0x001E00, 0x00200B],
+    [0x00200D, 0x0020CF],
+    [0x0020F1, 0x002CEE],
+    [0x002CF2, 0x002D7E],
+    [0x002D80, 0x002DDF],
+    [0x002E00, 0x003029],
+    [0x003030, 0x003098],
+    [0x00309B, 0x00A66E],
+    [0x00A67E, 0x00A69D],
+    [0x00A6A0, 0x00A6EF],
+    [0x00A6F2, 0x00A801],
+    [0x00A803, 0x00A805],
+    [0x00A807, 0x00A80A],
+    [0x00A80C, 0x00A824],
+    [0x00A827, 0x00A8C3],
+    [0x00A8C6, 0x00A8DF],
+    [0x00A8F2, 0x00A925],
+    [0x00A92E, 0x00A946],
+    [0x00A952, 0x00A97F],
+    [0x00A983, 0x00A9B2],
+    [0x00A9B4, 0x00A9B5],
+    [0x00A9BA, 0x00A9BB],
+    [0x00A9BD, 0x00A9E4],
+    [0x00A9E6, 0x00AA28],
+    [0x00AA2F, 0x00AA30],
+    [0x00AA33, 0x00AA34],
+    [0x00AA37, 0x00AA42],
+    [0x00AA44, 0x00AA4B],
+    [0x00AA4D, 0x00AA7B],
+    [0x00AA7D, 0x00AAAF],
+    [0x00AAB5, 0x00AAB6],
+    [0x00AAB9, 0x00AABD],
+    [0x00AAC2, 0x00AAEB],
+    [0x00AAEE, 0x00AAF5],
+    [0x00AAF7, 0x00ABE4],
+    [0x00ABE6, 0x00ABE7],
+    [0x00ABE9, 0x00ABEC],
+    [0x00ABEE, 0x00DBFF],
+    [0x00E000, 0x00FB1D],
+    [0x00FB1F, 0x00FDFF],
+    [0x00FE10, 0x00FE1F],
+    [0x00FE30, 0x00FF9D],
+    [0x00FFA0, 0x0101FC],
+    [0x0101FE, 0x0102DF],
+    [0x0102E1, 0x010375],
+    [0x01037B, 0x010A00],
+    [0x010A07, 0x010A0B],
+    [0x010A10, 0x010A37],
+    [0x010A3B, 0x010A3E],
+    [0x010A40, 0x010AE4],
+    [0x010AE7, 0x011000],
+    [0x011002, 0x011037],
+    [0x011047, 0x01107E],
+    [0x011082, 0x0110B2],
+    [0x0110B7, 0x0110B8],
+    [0x0110BB, 0x0110FF],
+    [0x011103, 0x011126],
+    [0x011135, 0x011172],
+    [0x011174, 0x01117F],
+    [0x011182, 0x0111B5],
+    [0x0111BF, 0x0111C9],
+    [0x0111CD, 0x01122E],
+    [0x011232, 0x011233],
+    [0x011238, 0x01123D],
+    [0x01123F, 0x0112DE],
+    [0x0112E0, 0x0112E2],
+    [0x0112EB, 0x0112FF],
+    [0x011302, 0x01133B],
+    [0x011341, 0x011356],
+    [0x011358, 0x011365],
+    [0x01136D, 0x01136F],
+    [0x011375, 0x011437],
+    [0x011440, 0x011441],
+    [0x011447, 0x0114AF],
+    [0x0114B1, 0x0114B2],
+    [0x0114BB, 0x0114BC],
+    [0x0114C4, 0x0115AE],
+    [0x0115B0, 0x0115B1],
+    [0x0115B6, 0x0115BB],
+    [0x0115C1, 0x0115DB],
+    [0x0115DE, 0x011632],
+    [0x01163B, 0x01163C],
+    [0x011641, 0x0116AA],
+    [0x0116AE, 0x0116AF],
+    [0x0116B8, 0x01171C],
+    [0x011720, 0x011721],
+    [0x01172C, 0x011C2F],
+    [0x011C40, 0x011C91],
+    [0x011CA8, 0x011CA9],
+    [0x011CB7, 0x016AEF],
+    [0x016AF5, 0x016B2F],
+    [0x016B37, 0x016F8E],
+    [0x016F93, 0x01BC9C],
+    [0x01BC9F, 0x01D164],
+    [0x01D16A, 0x01D16D],
+    [0x01D173, 0x01D17A],
+    [0x01D183, 0x01D184],
+    [0x01D18C, 0x01D1A9],
+    [0x01D1AE, 0x01D241],
+    [0x01D245, 0x01D9FF],
+    [0x01DA37, 0x01DA3A],
+    [0x01DA6D, 0x01DA74],
+    [0x01DA76, 0x01DA83],
+    [0x01DA85, 0x01DA9A],
+    [0x01DAB0, 0x01DFFF],
+    [0x01E019, 0x01E01A],
+    [0x01E02B, 0x01E8CF],
+    [0x01E8D7, 0x01E943],
+    [0x01E94B, 0x0E001F],
+    [0x0E0080, 0x0E00FF],
+    [0x0E01F0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Grapheme_Extend}+$/u,
+  nonMatchSymbols,
+  "\\P{Grapheme_Extend}"
+);
+testPropertyEscapes(
+  /^\P{Gr_Ext}+$/u,
+  nonMatchSymbols,
+  "\\P{Gr_Ext}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Hex_Digit.js b/test/built-ins/RegExp/property-escapes/Hex_Digit.js
new file mode 100644
index 0000000000000000000000000000000000000000..977ba7783dc80162403fd158e8761bc59da85968
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Hex_Digit.js
@@ -0,0 +1,61 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Hex_Digit`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000030, 0x000039],
+    [0x000041, 0x000046],
+    [0x000061, 0x000066],
+    [0x00FF10, 0x00FF19],
+    [0x00FF21, 0x00FF26],
+    [0x00FF41, 0x00FF46]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Hex_Digit}+$/u,
+  matchSymbols,
+  "\\p{Hex_Digit}"
+);
+testPropertyEscapes(
+  /^\p{Hex}+$/u,
+  matchSymbols,
+  "\\p{Hex}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00002F],
+    [0x00003A, 0x000040],
+    [0x000047, 0x000060],
+    [0x000067, 0x00DBFF],
+    [0x00E000, 0x00FF0F],
+    [0x00FF1A, 0x00FF20],
+    [0x00FF27, 0x00FF40],
+    [0x00FF47, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Hex_Digit}+$/u,
+  nonMatchSymbols,
+  "\\P{Hex_Digit}"
+);
+testPropertyEscapes(
+  /^\P{Hex}+$/u,
+  nonMatchSymbols,
+  "\\P{Hex}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/IDS_Binary_Operator.js b/test/built-ins/RegExp/property-escapes/IDS_Binary_Operator.js
new file mode 100644
index 0000000000000000000000000000000000000000..20533b2a8a2558367836dac00a0b02226ac951bc
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/IDS_Binary_Operator.js
@@ -0,0 +1,53 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `IDS_Binary_Operator`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x002FF0, 0x002FF1],
+    [0x002FF4, 0x002FFB]
+  ]
+});
+testPropertyEscapes(
+  /^\p{IDS_Binary_Operator}+$/u,
+  matchSymbols,
+  "\\p{IDS_Binary_Operator}"
+);
+testPropertyEscapes(
+  /^\p{IDSB}+$/u,
+  matchSymbols,
+  "\\p{IDSB}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x002FEF],
+    [0x002FF2, 0x002FF3],
+    [0x002FFC, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{IDS_Binary_Operator}+$/u,
+  nonMatchSymbols,
+  "\\P{IDS_Binary_Operator}"
+);
+testPropertyEscapes(
+  /^\P{IDSB}+$/u,
+  nonMatchSymbols,
+  "\\P{IDSB}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/IDS_Trinary_Operator.js b/test/built-ins/RegExp/property-escapes/IDS_Trinary_Operator.js
new file mode 100644
index 0000000000000000000000000000000000000000..9951f1dc33b64fdb9c77d58ca4b593920abee639
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/IDS_Trinary_Operator.js
@@ -0,0 +1,51 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `IDS_Trinary_Operator`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x002FF2, 0x002FF3]
+  ]
+});
+testPropertyEscapes(
+  /^\p{IDS_Trinary_Operator}+$/u,
+  matchSymbols,
+  "\\p{IDS_Trinary_Operator}"
+);
+testPropertyEscapes(
+  /^\p{IDST}+$/u,
+  matchSymbols,
+  "\\p{IDST}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x002FF1],
+    [0x002FF4, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{IDS_Trinary_Operator}+$/u,
+  nonMatchSymbols,
+  "\\P{IDS_Trinary_Operator}"
+);
+testPropertyEscapes(
+  /^\P{IDST}+$/u,
+  nonMatchSymbols,
+  "\\P{IDST}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/ID_Continue.js b/test/built-ins/RegExp/property-escapes/ID_Continue.js
new file mode 100644
index 0000000000000000000000000000000000000000..3f2d8d2a536b9dfea592f8b2a862414c9cb11fb2
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/ID_Continue.js
@@ -0,0 +1,1403 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `ID_Continue`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00005F,
+    0x0000AA,
+    0x0000B5,
+    0x0000B7,
+    0x0000BA,
+    0x0002EC,
+    0x0002EE,
+    0x00037F,
+    0x00038C,
+    0x000559,
+    0x0005BF,
+    0x0005C7,
+    0x0006FF,
+    0x0007FA,
+    0x0009B2,
+    0x0009D7,
+    0x000A3C,
+    0x000A51,
+    0x000A5E,
+    0x000AD0,
+    0x000AF9,
+    0x000B71,
+    0x000B9C,
+    0x000BD0,
+    0x000BD7,
+    0x000CDE,
+    0x000DBD,
+    0x000DCA,
+    0x000DD6,
+    0x000E84,
+    0x000E8A,
+    0x000E8D,
+    0x000EA5,
+    0x000EA7,
+    0x000EC6,
+    0x000F00,
+    0x000F35,
+    0x000F37,
+    0x000F39,
+    0x000FC6,
+    0x0010C7,
+    0x0010CD,
+    0x001258,
+    0x0012C0,
+    0x0017D7,
+    0x001AA7,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x001FBE,
+    0x002054,
+    0x002071,
+    0x00207F,
+    0x0020E1,
+    0x002102,
+    0x002107,
+    0x002115,
+    0x002124,
+    0x002126,
+    0x002128,
+    0x00214E,
+    0x002D27,
+    0x002D2D,
+    0x002D6F,
+    0x00A8FB,
+    0x00A8FD,
+    0x00FB3E,
+    0x00FF3F,
+    0x0101FD,
+    0x0102E0,
+    0x010808,
+    0x01083C,
+    0x010A3F,
+    0x011176,
+    0x0111DC,
+    0x01123E,
+    0x011288,
+    0x011350,
+    0x011357,
+    0x0114C7,
+    0x011644,
+    0x0118FF,
+    0x016FE0,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546,
+    0x01DA75,
+    0x01DA84,
+    0x01EE24,
+    0x01EE27,
+    0x01EE39,
+    0x01EE3B,
+    0x01EE42,
+    0x01EE47,
+    0x01EE49,
+    0x01EE4B,
+    0x01EE54,
+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E
+  ],
+  ranges: [
+    [0x000030, 0x000039],
+    [0x000041, 0x00005A],
+    [0x000061, 0x00007A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x0002C1],
+    [0x0002C6, 0x0002D1],
+    [0x0002E0, 0x0002E4],
+    [0x000300, 0x000374],
+    [0x000376, 0x000377],
+    [0x00037A, 0x00037D],
+    [0x000386, 0x00038A],
+    [0x00038E, 0x0003A1],
+    [0x0003A3, 0x0003F5],
+    [0x0003F7, 0x000481],
+    [0x000483, 0x000487],
+    [0x00048A, 0x00052F],
+    [0x000531, 0x000556],
+    [0x000561, 0x000587],
+    [0x000591, 0x0005BD],
+    [0x0005C1, 0x0005C2],
+    [0x0005C4, 0x0005C5],
+    [0x0005D0, 0x0005EA],
+    [0x0005F0, 0x0005F2],
+    [0x000610, 0x00061A],
+    [0x000620, 0x000669],
+    [0x00066E, 0x0006D3],
+    [0x0006D5, 0x0006DC],
+    [0x0006DF, 0x0006E8],
+    [0x0006EA, 0x0006FC],
+    [0x000710, 0x00074A],
+    [0x00074D, 0x0007B1],
+    [0x0007C0, 0x0007F5],
+    [0x000800, 0x00082D],
+    [0x000840, 0x00085B],
+    [0x0008A0, 0x0008B4],
+    [0x0008B6, 0x0008BD],
+    [0x0008D4, 0x0008E1],
+    [0x0008E3, 0x000963],
+    [0x000966, 0x00096F],
+    [0x000971, 0x000983],
+    [0x000985, 0x00098C],
+    [0x00098F, 0x000990],
+    [0x000993, 0x0009A8],
+    [0x0009AA, 0x0009B0],
+    [0x0009B6, 0x0009B9],
+    [0x0009BC, 0x0009C4],
+    [0x0009C7, 0x0009C8],
+    [0x0009CB, 0x0009CE],
+    [0x0009DC, 0x0009DD],
+    [0x0009DF, 0x0009E3],
+    [0x0009E6, 0x0009F1],
+    [0x000A01, 0x000A03],
+    [0x000A05, 0x000A0A],
+    [0x000A0F, 0x000A10],
+    [0x000A13, 0x000A28],
+    [0x000A2A, 0x000A30],
+    [0x000A32, 0x000A33],
+    [0x000A35, 0x000A36],
+    [0x000A38, 0x000A39],
+    [0x000A3E, 0x000A42],
+    [0x000A47, 0x000A48],
+    [0x000A4B, 0x000A4D],
+    [0x000A59, 0x000A5C],
+    [0x000A66, 0x000A75],
+    [0x000A81, 0x000A83],
+    [0x000A85, 0x000A8D],
+    [0x000A8F, 0x000A91],
+    [0x000A93, 0x000AA8],
+    [0x000AAA, 0x000AB0],
+    [0x000AB2, 0x000AB3],
+    [0x000AB5, 0x000AB9],
+    [0x000ABC, 0x000AC5],
+    [0x000AC7, 0x000AC9],
+    [0x000ACB, 0x000ACD],
+    [0x000AE0, 0x000AE3],
+    [0x000AE6, 0x000AEF],
+    [0x000B01, 0x000B03],
+    [0x000B05, 0x000B0C],
+    [0x000B0F, 0x000B10],
+    [0x000B13, 0x000B28],
+    [0x000B2A, 0x000B30],
+    [0x000B32, 0x000B33],
+    [0x000B35, 0x000B39],
+    [0x000B3C, 0x000B44],
+    [0x000B47, 0x000B48],
+    [0x000B4B, 0x000B4D],
+    [0x000B56, 0x000B57],
+    [0x000B5C, 0x000B5D],
+    [0x000B5F, 0x000B63],
+    [0x000B66, 0x000B6F],
+    [0x000B82, 0x000B83],
+    [0x000B85, 0x000B8A],
+    [0x000B8E, 0x000B90],
+    [0x000B92, 0x000B95],
+    [0x000B99, 0x000B9A],
+    [0x000B9E, 0x000B9F],
+    [0x000BA3, 0x000BA4],
+    [0x000BA8, 0x000BAA],
+    [0x000BAE, 0x000BB9],
+    [0x000BBE, 0x000BC2],
+    [0x000BC6, 0x000BC8],
+    [0x000BCA, 0x000BCD],
+    [0x000BE6, 0x000BEF],
+    [0x000C00, 0x000C03],
+    [0x000C05, 0x000C0C],
+    [0x000C0E, 0x000C10],
+    [0x000C12, 0x000C28],
+    [0x000C2A, 0x000C39],
+    [0x000C3D, 0x000C44],
+    [0x000C46, 0x000C48],
+    [0x000C4A, 0x000C4D],
+    [0x000C55, 0x000C56],
+    [0x000C58, 0x000C5A],
+    [0x000C60, 0x000C63],
+    [0x000C66, 0x000C6F],
+    [0x000C80, 0x000C83],
+    [0x000C85, 0x000C8C],
+    [0x000C8E, 0x000C90],
+    [0x000C92, 0x000CA8],
+    [0x000CAA, 0x000CB3],
+    [0x000CB5, 0x000CB9],
+    [0x000CBC, 0x000CC4],
+    [0x000CC6, 0x000CC8],
+    [0x000CCA, 0x000CCD],
+    [0x000CD5, 0x000CD6],
+    [0x000CE0, 0x000CE3],
+    [0x000CE6, 0x000CEF],
+    [0x000CF1, 0x000CF2],
+    [0x000D01, 0x000D03],
+    [0x000D05, 0x000D0C],
+    [0x000D0E, 0x000D10],
+    [0x000D12, 0x000D3A],
+    [0x000D3D, 0x000D44],
+    [0x000D46, 0x000D48],
+    [0x000D4A, 0x000D4E],
+    [0x000D54, 0x000D57],
+    [0x000D5F, 0x000D63],
+    [0x000D66, 0x000D6F],
+    [0x000D7A, 0x000D7F],
+    [0x000D82, 0x000D83],
+    [0x000D85, 0x000D96],
+    [0x000D9A, 0x000DB1],
+    [0x000DB3, 0x000DBB],
+    [0x000DC0, 0x000DC6],
+    [0x000DCF, 0x000DD4],
+    [0x000DD8, 0x000DDF],
+    [0x000DE6, 0x000DEF],
+    [0x000DF2, 0x000DF3],
+    [0x000E01, 0x000E3A],
+    [0x000E40, 0x000E4E],
+    [0x000E50, 0x000E59],
+    [0x000E81, 0x000E82],
+    [0x000E87, 0x000E88],
+    [0x000E94, 0x000E97],
+    [0x000E99, 0x000E9F],
+    [0x000EA1, 0x000EA3],
+    [0x000EAA, 0x000EAB],
+    [0x000EAD, 0x000EB9],
+    [0x000EBB, 0x000EBD],
+    [0x000EC0, 0x000EC4],
+    [0x000EC8, 0x000ECD],
+    [0x000ED0, 0x000ED9],
+    [0x000EDC, 0x000EDF],
+    [0x000F18, 0x000F19],
+    [0x000F20, 0x000F29],
+    [0x000F3E, 0x000F47],
+    [0x000F49, 0x000F6C],
+    [0x000F71, 0x000F84],
+    [0x000F86, 0x000F97],
+    [0x000F99, 0x000FBC],
+    [0x001000, 0x001049],
+    [0x001050, 0x00109D],
+    [0x0010A0, 0x0010C5],
+    [0x0010D0, 0x0010FA],
+    [0x0010FC, 0x001248],
+    [0x00124A, 0x00124D],
+    [0x001250, 0x001256],
+    [0x00125A, 0x00125D],
+    [0x001260, 0x001288],
+    [0x00128A, 0x00128D],
+    [0x001290, 0x0012B0],
+    [0x0012B2, 0x0012B5],
+    [0x0012B8, 0x0012BE],
+    [0x0012C2, 0x0012C5],
+    [0x0012C8, 0x0012D6],
+    [0x0012D8, 0x001310],
+    [0x001312, 0x001315],
+    [0x001318, 0x00135A],
+    [0x00135D, 0x00135F],
+    [0x001369, 0x001371],
+    [0x001380, 0x00138F],
+    [0x0013A0, 0x0013F5],
+    [0x0013F8, 0x0013FD],
+    [0x001401, 0x00166C],
+    [0x00166F, 0x00167F],
+    [0x001681, 0x00169A],
+    [0x0016A0, 0x0016EA],
+    [0x0016EE, 0x0016F8],
+    [0x001700, 0x00170C],
+    [0x00170E, 0x001714],
+    [0x001720, 0x001734],
+    [0x001740, 0x001753],
+    [0x001760, 0x00176C],
+    [0x00176E, 0x001770],
+    [0x001772, 0x001773],
+    [0x001780, 0x0017D3],
+    [0x0017DC, 0x0017DD],
+    [0x0017E0, 0x0017E9],
+    [0x00180B, 0x00180D],
+    [0x001810, 0x001819],
+    [0x001820, 0x001877],
+    [0x001880, 0x0018AA],
+    [0x0018B0, 0x0018F5],
+    [0x001900, 0x00191E],
+    [0x001920, 0x00192B],
+    [0x001930, 0x00193B],
+    [0x001946, 0x00196D],
+    [0x001970, 0x001974],
+    [0x001980, 0x0019AB],
+    [0x0019B0, 0x0019C9],
+    [0x0019D0, 0x0019DA],
+    [0x001A00, 0x001A1B],
+    [0x001A20, 0x001A5E],
+    [0x001A60, 0x001A7C],
+    [0x001A7F, 0x001A89],
+    [0x001A90, 0x001A99],
+    [0x001AB0, 0x001ABD],
+    [0x001B00, 0x001B4B],
+    [0x001B50, 0x001B59],
+    [0x001B6B, 0x001B73],
+    [0x001B80, 0x001BF3],
+    [0x001C00, 0x001C37],
+    [0x001C40, 0x001C49],
+    [0x001C4D, 0x001C7D],
+    [0x001C80, 0x001C88],
+    [0x001CD0, 0x001CD2],
+    [0x001CD4, 0x001CF6],
+    [0x001CF8, 0x001CF9],
+    [0x001D00, 0x001DF5],
+    [0x001DFB, 0x001F15],
+    [0x001F18, 0x001F1D],
+    [0x001F20, 0x001F45],
+    [0x001F48, 0x001F4D],
+    [0x001F50, 0x001F57],
+    [0x001F5F, 0x001F7D],
+    [0x001F80, 0x001FB4],
+    [0x001FB6, 0x001FBC],
+    [0x001FC2, 0x001FC4],
+    [0x001FC6, 0x001FCC],
+    [0x001FD0, 0x001FD3],
+    [0x001FD6, 0x001FDB],
+    [0x001FE0, 0x001FEC],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FFC],
+    [0x00203F, 0x002040],
+    [0x002090, 0x00209C],
+    [0x0020D0, 0x0020DC],
+    [0x0020E5, 0x0020F0],
+    [0x00210A, 0x002113],
+    [0x002118, 0x00211D],
+    [0x00212A, 0x002139],
+    [0x00213C, 0x00213F],
+    [0x002145, 0x002149],
+    [0x002160, 0x002188],
+    [0x002C00, 0x002C2E],
+    [0x002C30, 0x002C5E],
+    [0x002C60, 0x002CE4],
+    [0x002CEB, 0x002CF3],
+    [0x002D00, 0x002D25],
+    [0x002D30, 0x002D67],
+    [0x002D7F, 0x002D96],
+    [0x002DA0, 0x002DA6],
+    [0x002DA8, 0x002DAE],
+    [0x002DB0, 0x002DB6],
+    [0x002DB8, 0x002DBE],
+    [0x002DC0, 0x002DC6],
+    [0x002DC8, 0x002DCE],
+    [0x002DD0, 0x002DD6],
+    [0x002DD8, 0x002DDE],
+    [0x002DE0, 0x002DFF],
+    [0x003005, 0x003007],
+    [0x003021, 0x00302F],
+    [0x003031, 0x003035],
+    [0x003038, 0x00303C],
+    [0x003041, 0x003096],
+    [0x003099, 0x00309F],
+    [0x0030A1, 0x0030FA],
+    [0x0030FC, 0x0030FF],
+    [0x003105, 0x00312D],
+    [0x003131, 0x00318E],
+    [0x0031A0, 0x0031BA],
+    [0x0031F0, 0x0031FF],
+    [0x003400, 0x004DB5],
+    [0x004E00, 0x009FD5],
+    [0x00A000, 0x00A48C],
+    [0x00A4D0, 0x00A4FD],
+    [0x00A500, 0x00A60C],
+    [0x00A610, 0x00A62B],
+    [0x00A640, 0x00A66F],
+    [0x00A674, 0x00A67D],
+    [0x00A67F, 0x00A6F1],
+    [0x00A717, 0x00A71F],
+    [0x00A722, 0x00A788],
+    [0x00A78B, 0x00A7AE],
+    [0x00A7B0, 0x00A7B7],
+    [0x00A7F7, 0x00A827],
+    [0x00A840, 0x00A873],
+    [0x00A880, 0x00A8C5],
+    [0x00A8D0, 0x00A8D9],
+    [0x00A8E0, 0x00A8F7],
+    [0x00A900, 0x00A92D],
+    [0x00A930, 0x00A953],
+    [0x00A960, 0x00A97C],
+    [0x00A980, 0x00A9C0],
+    [0x00A9CF, 0x00A9D9],
+    [0x00A9E0, 0x00A9FE],
+    [0x00AA00, 0x00AA36],
+    [0x00AA40, 0x00AA4D],
+    [0x00AA50, 0x00AA59],
+    [0x00AA60, 0x00AA76],
+    [0x00AA7A, 0x00AAC2],
+    [0x00AADB, 0x00AADD],
+    [0x00AAE0, 0x00AAEF],
+    [0x00AAF2, 0x00AAF6],
+    [0x00AB01, 0x00AB06],
+    [0x00AB09, 0x00AB0E],
+    [0x00AB11, 0x00AB16],
+    [0x00AB20, 0x00AB26],
+    [0x00AB28, 0x00AB2E],
+    [0x00AB30, 0x00AB5A],
+    [0x00AB5C, 0x00AB65],
+    [0x00AB70, 0x00ABEA],
+    [0x00ABEC, 0x00ABED],
+    [0x00ABF0, 0x00ABF9],
+    [0x00AC00, 0x00D7A3],
+    [0x00D7B0, 0x00D7C6],
+    [0x00D7CB, 0x00D7FB],
+    [0x00F900, 0x00FA6D],
+    [0x00FA70, 0x00FAD9],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FB1D, 0x00FB28],
+    [0x00FB2A, 0x00FB36],
+    [0x00FB38, 0x00FB3C],
+    [0x00FB40, 0x00FB41],
+    [0x00FB43, 0x00FB44],
+    [0x00FB46, 0x00FBB1],
+    [0x00FBD3, 0x00FD3D],
+    [0x00FD50, 0x00FD8F],
+    [0x00FD92, 0x00FDC7],
+    [0x00FDF0, 0x00FDFB],
+    [0x00FE00, 0x00FE0F],
+    [0x00FE20, 0x00FE2F],
+    [0x00FE33, 0x00FE34],
+    [0x00FE4D, 0x00FE4F],
+    [0x00FE70, 0x00FE74],
+    [0x00FE76, 0x00FEFC],
+    [0x00FF10, 0x00FF19],
+    [0x00FF21, 0x00FF3A],
+    [0x00FF41, 0x00FF5A],
+    [0x00FF66, 0x00FFBE],
+    [0x00FFC2, 0x00FFC7],
+    [0x00FFCA, 0x00FFCF],
+    [0x00FFD2, 0x00FFD7],
+    [0x00FFDA, 0x00FFDC],
+    [0x010000, 0x01000B],
+    [0x01000D, 0x010026],
+    [0x010028, 0x01003A],
+    [0x01003C, 0x01003D],
+    [0x01003F, 0x01004D],
+    [0x010050, 0x01005D],
+    [0x010080, 0x0100FA],
+    [0x010140, 0x010174],
+    [0x010280, 0x01029C],
+    [0x0102A0, 0x0102D0],
+    [0x010300, 0x01031F],
+    [0x010330, 0x01034A],
+    [0x010350, 0x01037A],
+    [0x010380, 0x01039D],
+    [0x0103A0, 0x0103C3],
+    [0x0103C8, 0x0103CF],
+    [0x0103D1, 0x0103D5],
+    [0x010400, 0x01049D],
+    [0x0104A0, 0x0104A9],
+    [0x0104B0, 0x0104D3],
+    [0x0104D8, 0x0104FB],
+    [0x010500, 0x010527],
+    [0x010530, 0x010563],
+    [0x010600, 0x010736],
+    [0x010740, 0x010755],
+    [0x010760, 0x010767],
+    [0x010800, 0x010805],
+    [0x01080A, 0x010835],
+    [0x010837, 0x010838],
+    [0x01083F, 0x010855],
+    [0x010860, 0x010876],
+    [0x010880, 0x01089E],
+    [0x0108E0, 0x0108F2],
+    [0x0108F4, 0x0108F5],
+    [0x010900, 0x010915],
+    [0x010920, 0x010939],
+    [0x010980, 0x0109B7],
+    [0x0109BE, 0x0109BF],
+    [0x010A00, 0x010A03],
+    [0x010A05, 0x010A06],
+    [0x010A0C, 0x010A13],
+    [0x010A15, 0x010A17],
+    [0x010A19, 0x010A33],
+    [0x010A38, 0x010A3A],
+    [0x010A60, 0x010A7C],
+    [0x010A80, 0x010A9C],
+    [0x010AC0, 0x010AC7],
+    [0x010AC9, 0x010AE6],
+    [0x010B00, 0x010B35],
+    [0x010B40, 0x010B55],
+    [0x010B60, 0x010B72],
+    [0x010B80, 0x010B91],
+    [0x010C00, 0x010C48],
+    [0x010C80, 0x010CB2],
+    [0x010CC0, 0x010CF2],
+    [0x011000, 0x011046],
+    [0x011066, 0x01106F],
+    [0x01107F, 0x0110BA],
+    [0x0110D0, 0x0110E8],
+    [0x0110F0, 0x0110F9],
+    [0x011100, 0x011134],
+    [0x011136, 0x01113F],
+    [0x011150, 0x011173],
+    [0x011180, 0x0111C4],
+    [0x0111CA, 0x0111CC],
+    [0x0111D0, 0x0111DA],
+    [0x011200, 0x011211],
+    [0x011213, 0x011237],
+    [0x011280, 0x011286],
+    [0x01128A, 0x01128D],
+    [0x01128F, 0x01129D],
+    [0x01129F, 0x0112A8],
+    [0x0112B0, 0x0112EA],
+    [0x0112F0, 0x0112F9],
+    [0x011300, 0x011303],
+    [0x011305, 0x01130C],
+    [0x01130F, 0x011310],
+    [0x011313, 0x011328],
+    [0x01132A, 0x011330],
+    [0x011332, 0x011333],
+    [0x011335, 0x011339],
+    [0x01133C, 0x011344],
+    [0x011347, 0x011348],
+    [0x01134B, 0x01134D],
+    [0x01135D, 0x011363],
+    [0x011366, 0x01136C],
+    [0x011370, 0x011374],
+    [0x011400, 0x01144A],
+    [0x011450, 0x011459],
+    [0x011480, 0x0114C5],
+    [0x0114D0, 0x0114D9],
+    [0x011580, 0x0115B5],
+    [0x0115B8, 0x0115C0],
+    [0x0115D8, 0x0115DD],
+    [0x011600, 0x011640],
+    [0x011650, 0x011659],
+    [0x011680, 0x0116B7],
+    [0x0116C0, 0x0116C9],
+    [0x011700, 0x011719],
+    [0x01171D, 0x01172B],
+    [0x011730, 0x011739],
+    [0x0118A0, 0x0118E9],
+    [0x011AC0, 0x011AF8],
+    [0x011C00, 0x011C08],
+    [0x011C0A, 0x011C36],
+    [0x011C38, 0x011C40],
+    [0x011C50, 0x011C59],
+    [0x011C72, 0x011C8F],
+    [0x011C92, 0x011CA7],
+    [0x011CA9, 0x011CB6],
+    [0x012000, 0x012399],
+    [0x012400, 0x01246E],
+    [0x012480, 0x012543],
+    [0x013000, 0x01342E],
+    [0x014400, 0x014646],
+    [0x016800, 0x016A38],
+    [0x016A40, 0x016A5E],
+    [0x016A60, 0x016A69],
+    [0x016AD0, 0x016AED],
+    [0x016AF0, 0x016AF4],
+    [0x016B00, 0x016B36],
+    [0x016B40, 0x016B43],
+    [0x016B50, 0x016B59],
+    [0x016B63, 0x016B77],
+    [0x016B7D, 0x016B8F],
+    [0x016F00, 0x016F44],
+    [0x016F50, 0x016F7E],
+    [0x016F8F, 0x016F9F],
+    [0x017000, 0x0187EC],
+    [0x018800, 0x018AF2],
+    [0x01B000, 0x01B001],
+    [0x01BC00, 0x01BC6A],
+    [0x01BC70, 0x01BC7C],
+    [0x01BC80, 0x01BC88],
+    [0x01BC90, 0x01BC99],
+    [0x01BC9D, 0x01BC9E],
+    [0x01D165, 0x01D169],
+    [0x01D16D, 0x01D172],
+    [0x01D17B, 0x01D182],
+    [0x01D185, 0x01D18B],
+    [0x01D1AA, 0x01D1AD],
+    [0x01D242, 0x01D244],
+    [0x01D400, 0x01D454],
+    [0x01D456, 0x01D49C],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D51E, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D552, 0x01D6A5],
+    [0x01D6A8, 0x01D6C0],
+    [0x01D6C2, 0x01D6DA],
+    [0x01D6DC, 0x01D6FA],
+    [0x01D6FC, 0x01D714],
+    [0x01D716, 0x01D734],
+    [0x01D736, 0x01D74E],
+    [0x01D750, 0x01D76E],
+    [0x01D770, 0x01D788],
+    [0x01D78A, 0x01D7A8],
+    [0x01D7AA, 0x01D7C2],
+    [0x01D7C4, 0x01D7CB],
+    [0x01D7CE, 0x01D7FF],
+    [0x01DA00, 0x01DA36],
+    [0x01DA3B, 0x01DA6C],
+    [0x01DA9B, 0x01DA9F],
+    [0x01DAA1, 0x01DAAF],
+    [0x01E000, 0x01E006],
+    [0x01E008, 0x01E018],
+    [0x01E01B, 0x01E021],
+    [0x01E023, 0x01E024],
+    [0x01E026, 0x01E02A],
+    [0x01E800, 0x01E8C4],
+    [0x01E8D0, 0x01E8D6],
+    [0x01E900, 0x01E94A],
+    [0x01E950, 0x01E959],
+    [0x01EE00, 0x01EE03],
+    [0x01EE05, 0x01EE1F],
+    [0x01EE21, 0x01EE22],
+    [0x01EE29, 0x01EE32],
+    [0x01EE34, 0x01EE37],
+    [0x01EE4D, 0x01EE4F],
+    [0x01EE51, 0x01EE52],
+    [0x01EE61, 0x01EE62],
+    [0x01EE67, 0x01EE6A],
+    [0x01EE6C, 0x01EE72],
+    [0x01EE74, 0x01EE77],
+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1],
+    [0x02F800, 0x02FA1D],
+    [0x0E0100, 0x0E01EF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{ID_Continue}+$/u,
+  matchSymbols,
+  "\\p{ID_Continue}"
+);
+testPropertyEscapes(
+  /^\p{IDC}+$/u,
+  matchSymbols,
+  "\\p{IDC}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000060,
+    0x0000B6,
+    0x0000D7,
+    0x0000F7,
+    0x0002ED,
+    0x000375,
+    0x00037E,
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x0003F6,
+    0x000482,
+    0x000530,
+    0x0005BE,
+    0x0005C0,
+    0x0005C3,
+    0x0005C6,
+    0x0006D4,
+    0x0006E9,
+    0x0008B5,
+    0x0008E2,
+    0x000970,
+    0x000984,
+    0x0009A9,
+    0x0009B1,
+    0x0009DE,
+    0x000A04,
+    0x000A29,
+    0x000A31,
+    0x000A34,
+    0x000A37,
+    0x000A3D,
+    0x000A5D,
+    0x000A84,
+    0x000A8E,
+    0x000A92,
+    0x000AA9,
+    0x000AB1,
+    0x000AB4,
+    0x000AC6,
+    0x000ACA,
+    0x000B04,
+    0x000B29,
+    0x000B31,
+    0x000B34,
+    0x000B5E,
+    0x000B70,
+    0x000B84,
+    0x000B91,
+    0x000B9B,
+    0x000B9D,
+    0x000BC9,
+    0x000C04,
+    0x000C0D,
+    0x000C11,
+    0x000C29,
+    0x000C45,
+    0x000C49,
+    0x000C57,
+    0x000C84,
+    0x000C8D,
+    0x000C91,
+    0x000CA9,
+    0x000CB4,
+    0x000CC5,
+    0x000CC9,
+    0x000CDF,
+    0x000CF0,
+    0x000D04,
+    0x000D0D,
+    0x000D11,
+    0x000D45,
+    0x000D49,
+    0x000D84,
+    0x000DB2,
+    0x000DBC,
+    0x000DD5,
+    0x000DD7,
+    0x000E4F,
+    0x000E83,
+    0x000E89,
+    0x000E98,
+    0x000EA0,
+    0x000EA4,
+    0x000EA6,
+    0x000EAC,
+    0x000EBA,
+    0x000EC5,
+    0x000EC7,
+    0x000F36,
+    0x000F38,
+    0x000F48,
+    0x000F85,
+    0x000F98,
+    0x0010C6,
+    0x0010FB,
+    0x001249,
+    0x001257,
+    0x001259,
+    0x001289,
+    0x0012B1,
+    0x0012BF,
+    0x0012C1,
+    0x0012D7,
+    0x001311,
+    0x001680,
+    0x00170D,
+    0x00176D,
+    0x001771,
+    0x00191F,
+    0x001A5F,
+    0x001CD3,
+    0x001CF7,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FBD,
+    0x001FC5,
+    0x001FF5,
+    0x002114,
+    0x002125,
+    0x002127,
+    0x002129,
+    0x002C2F,
+    0x002C5F,
+    0x002D26,
+    0x002DA7,
+    0x002DAF,
+    0x002DB7,
+    0x002DBF,
+    0x002DC7,
+    0x002DCF,
+    0x002DD7,
+    0x002DDF,
+    0x003030,
+    0x0030A0,
+    0x0030FB,
+    0x00A67E,
+    0x00A7AF,
+    0x00A8FC,
+    0x00A9FF,
+    0x00AB27,
+    0x00AB2F,
+    0x00AB5B,
+    0x00ABEB,
+    0x00FB29,
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45,
+    0x00FE75,
+    0x00FF40,
+    0x01000C,
+    0x010027,
+    0x01003B,
+    0x01003E,
+    0x0103D0,
+    0x010809,
+    0x010836,
+    0x0108F3,
+    0x010A04,
+    0x010A14,
+    0x010A18,
+    0x010AC8,
+    0x011135,
+    0x0111DB,
+    0x011212,
+    0x011287,
+    0x011289,
+    0x01128E,
+    0x01129E,
+    0x011304,
+    0x011329,
+    0x011331,
+    0x011334,
+    0x0114C6,
+    0x011C09,
+    0x011C37,
+    0x011CA8,
+    0x016A5F,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01D6C1,
+    0x01D6DB,
+    0x01D6FB,
+    0x01D715,
+    0x01D735,
+    0x01D74F,
+    0x01D76F,
+    0x01D789,
+    0x01D7A9,
+    0x01D7C3,
+    0x01DAA0,
+    0x01E007,
+    0x01E022,
+    0x01E025,
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+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00002F],
+    [0x00003A, 0x000040],
+    [0x00005B, 0x00005E],
+    [0x00007B, 0x0000A9],
+    [0x0000AB, 0x0000B4],
+    [0x0000B8, 0x0000B9],
+    [0x0000BB, 0x0000BF],
+    [0x0002C2, 0x0002C5],
+    [0x0002D2, 0x0002DF],
+    [0x0002E5, 0x0002EB],
+    [0x0002EF, 0x0002FF],
+    [0x000378, 0x000379],
+    [0x000380, 0x000385],
+    [0x000488, 0x000489],
+    [0x000557, 0x000558],
+    [0x00055A, 0x000560],
+    [0x000588, 0x000590],
+    [0x0005C8, 0x0005CF],
+    [0x0005EB, 0x0005EF],
+    [0x0005F3, 0x00060F],
+    [0x00061B, 0x00061F],
+    [0x00066A, 0x00066D],
+    [0x0006DD, 0x0006DE],
+    [0x0006FD, 0x0006FE],
+    [0x000700, 0x00070F],
+    [0x00074B, 0x00074C],
+    [0x0007B2, 0x0007BF],
+    [0x0007F6, 0x0007F9],
+    [0x0007FB, 0x0007FF],
+    [0x00082E, 0x00083F],
+    [0x00085C, 0x00089F],
+    [0x0008BE, 0x0008D3],
+    [0x000964, 0x000965],
+    [0x00098D, 0x00098E],
+    [0x000991, 0x000992],
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+    [0x0009C5, 0x0009C6],
+    [0x0009C9, 0x0009CA],
+    [0x0009CF, 0x0009D6],
+    [0x0009D8, 0x0009DB],
+    [0x0009E4, 0x0009E5],
+    [0x0009F2, 0x000A00],
+    [0x000A0B, 0x000A0E],
+    [0x000A11, 0x000A12],
+    [0x000A3A, 0x000A3B],
+    [0x000A43, 0x000A46],
+    [0x000A49, 0x000A4A],
+    [0x000A4E, 0x000A50],
+    [0x000A52, 0x000A58],
+    [0x000A5F, 0x000A65],
+    [0x000A76, 0x000A80],
+    [0x000ABA, 0x000ABB],
+    [0x000ACE, 0x000ACF],
+    [0x000AD1, 0x000ADF],
+    [0x000AE4, 0x000AE5],
+    [0x000AF0, 0x000AF8],
+    [0x000AFA, 0x000B00],
+    [0x000B0D, 0x000B0E],
+    [0x000B11, 0x000B12],
+    [0x000B3A, 0x000B3B],
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+    [0x000B49, 0x000B4A],
+    [0x000B4E, 0x000B55],
+    [0x000B58, 0x000B5B],
+    [0x000B64, 0x000B65],
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+    [0x000B8B, 0x000B8D],
+    [0x000B96, 0x000B98],
+    [0x000BA0, 0x000BA2],
+    [0x000BA5, 0x000BA7],
+    [0x000BAB, 0x000BAD],
+    [0x000BBA, 0x000BBD],
+    [0x000BC3, 0x000BC5],
+    [0x000BCE, 0x000BCF],
+    [0x000BD1, 0x000BD6],
+    [0x000BD8, 0x000BE5],
+    [0x000BF0, 0x000BFF],
+    [0x000C3A, 0x000C3C],
+    [0x000C4E, 0x000C54],
+    [0x000C5B, 0x000C5F],
+    [0x000C64, 0x000C65],
+    [0x000C70, 0x000C7F],
+    [0x000CBA, 0x000CBB],
+    [0x000CCE, 0x000CD4],
+    [0x000CD7, 0x000CDD],
+    [0x000CE4, 0x000CE5],
+    [0x000CF3, 0x000D00],
+    [0x000D3B, 0x000D3C],
+    [0x000D4F, 0x000D53],
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+    [0x000D80, 0x000D81],
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+    [0x000DC7, 0x000DC9],
+    [0x000DCB, 0x000DCE],
+    [0x000DE0, 0x000DE5],
+    [0x000DF0, 0x000DF1],
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+    [0x000E3B, 0x000E3F],
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+    [0x000E85, 0x000E86],
+    [0x000E8B, 0x000E8C],
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+    [0x000EBE, 0x000EBF],
+    [0x000ECE, 0x000ECF],
+    [0x000EDA, 0x000EDB],
+    [0x000EE0, 0x000EFF],
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+    [0x000F1A, 0x000F1F],
+    [0x000F2A, 0x000F34],
+    [0x000F3A, 0x000F3D],
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+    [0x00104A, 0x00104F],
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+    [0x0010C8, 0x0010CC],
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+    [0x0012B6, 0x0012B7],
+    [0x0012C6, 0x0012C7],
+    [0x001316, 0x001317],
+    [0x00135B, 0x00135C],
+    [0x001360, 0x001368],
+    [0x001372, 0x00137F],
+    [0x001390, 0x00139F],
+    [0x0013F6, 0x0013F7],
+    [0x0013FE, 0x001400],
+    [0x00166D, 0x00166E],
+    [0x00169B, 0x00169F],
+    [0x0016EB, 0x0016ED],
+    [0x0016F9, 0x0016FF],
+    [0x001715, 0x00171F],
+    [0x001735, 0x00173F],
+    [0x001754, 0x00175F],
+    [0x001774, 0x00177F],
+    [0x0017D4, 0x0017D6],
+    [0x0017D8, 0x0017DB],
+    [0x0017DE, 0x0017DF],
+    [0x0017EA, 0x00180A],
+    [0x00180E, 0x00180F],
+    [0x00181A, 0x00181F],
+    [0x001878, 0x00187F],
+    [0x0018AB, 0x0018AF],
+    [0x0018F6, 0x0018FF],
+    [0x00192C, 0x00192F],
+    [0x00193C, 0x001945],
+    [0x00196E, 0x00196F],
+    [0x001975, 0x00197F],
+    [0x0019AC, 0x0019AF],
+    [0x0019CA, 0x0019CF],
+    [0x0019DB, 0x0019FF],
+    [0x001A1C, 0x001A1F],
+    [0x001A7D, 0x001A7E],
+    [0x001A8A, 0x001A8F],
+    [0x001A9A, 0x001AA6],
+    [0x001AA8, 0x001AAF],
+    [0x001ABE, 0x001AFF],
+    [0x001B4C, 0x001B4F],
+    [0x001B5A, 0x001B6A],
+    [0x001B74, 0x001B7F],
+    [0x001BF4, 0x001BFF],
+    [0x001C38, 0x001C3F],
+    [0x001C4A, 0x001C4C],
+    [0x001C7E, 0x001C7F],
+    [0x001C89, 0x001CCF],
+    [0x001CFA, 0x001CFF],
+    [0x001DF6, 0x001DFA],
+    [0x001F16, 0x001F17],
+    [0x001F1E, 0x001F1F],
+    [0x001F46, 0x001F47],
+    [0x001F4E, 0x001F4F],
+    [0x001F7E, 0x001F7F],
+    [0x001FBF, 0x001FC1],
+    [0x001FCD, 0x001FCF],
+    [0x001FD4, 0x001FD5],
+    [0x001FDC, 0x001FDF],
+    [0x001FED, 0x001FF1],
+    [0x001FFD, 0x00203E],
+    [0x002041, 0x002053],
+    [0x002055, 0x002070],
+    [0x002072, 0x00207E],
+    [0x002080, 0x00208F],
+    [0x00209D, 0x0020CF],
+    [0x0020DD, 0x0020E0],
+    [0x0020E2, 0x0020E4],
+    [0x0020F1, 0x002101],
+    [0x002103, 0x002106],
+    [0x002108, 0x002109],
+    [0x002116, 0x002117],
+    [0x00211E, 0x002123],
+    [0x00213A, 0x00213B],
+    [0x002140, 0x002144],
+    [0x00214A, 0x00214D],
+    [0x00214F, 0x00215F],
+    [0x002189, 0x002BFF],
+    [0x002CE5, 0x002CEA],
+    [0x002CF4, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x002D2F],
+    [0x002D68, 0x002D6E],
+    [0x002D70, 0x002D7E],
+    [0x002D97, 0x002D9F],
+    [0x002E00, 0x003004],
+    [0x003008, 0x003020],
+    [0x003036, 0x003037],
+    [0x00303D, 0x003040],
+    [0x003097, 0x003098],
+    [0x003100, 0x003104],
+    [0x00312E, 0x003130],
+    [0x00318F, 0x00319F],
+    [0x0031BB, 0x0031EF],
+    [0x003200, 0x0033FF],
+    [0x004DB6, 0x004DFF],
+    [0x009FD6, 0x009FFF],
+    [0x00A48D, 0x00A4CF],
+    [0x00A4FE, 0x00A4FF],
+    [0x00A60D, 0x00A60F],
+    [0x00A62C, 0x00A63F],
+    [0x00A670, 0x00A673],
+    [0x00A6F2, 0x00A716],
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+    [0x00A828, 0x00A83F],
+    [0x00A874, 0x00A87F],
+    [0x00A8C6, 0x00A8CF],
+    [0x00A8DA, 0x00A8DF],
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+    [0x00A92E, 0x00A92F],
+    [0x00A954, 0x00A95F],
+    [0x00A97D, 0x00A97F],
+    [0x00A9C1, 0x00A9CE],
+    [0x00A9DA, 0x00A9DF],
+    [0x00AA37, 0x00AA3F],
+    [0x00AA4E, 0x00AA4F],
+    [0x00AA5A, 0x00AA5F],
+    [0x00AA77, 0x00AA79],
+    [0x00AAC3, 0x00AADA],
+    [0x00AADE, 0x00AADF],
+    [0x00AAF0, 0x00AAF1],
+    [0x00AAF7, 0x00AB00],
+    [0x00AB07, 0x00AB08],
+    [0x00AB0F, 0x00AB10],
+    [0x00AB17, 0x00AB1F],
+    [0x00AB66, 0x00AB6F],
+    [0x00ABEE, 0x00ABEF],
+    [0x00ABFA, 0x00ABFF],
+    [0x00D7A4, 0x00D7AF],
+    [0x00D7C7, 0x00D7CA],
+    [0x00D7FC, 0x00DBFF],
+    [0x00E000, 0x00F8FF],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FB1C],
+    [0x00FBB2, 0x00FBD2],
+    [0x00FD3E, 0x00FD4F],
+    [0x00FD90, 0x00FD91],
+    [0x00FDC8, 0x00FDEF],
+    [0x00FDFC, 0x00FDFF],
+    [0x00FE10, 0x00FE1F],
+    [0x00FE30, 0x00FE32],
+    [0x00FE35, 0x00FE4C],
+    [0x00FE50, 0x00FE6F],
+    [0x00FEFD, 0x00FF0F],
+    [0x00FF1A, 0x00FF20],
+    [0x00FF3B, 0x00FF3E],
+    [0x00FF5B, 0x00FF65],
+    [0x00FFBF, 0x00FFC1],
+    [0x00FFC8, 0x00FFC9],
+    [0x00FFD0, 0x00FFD1],
+    [0x00FFD8, 0x00FFD9],
+    [0x00FFDD, 0x00FFFF],
+    [0x01004E, 0x01004F],
+    [0x01005E, 0x01007F],
+    [0x0100FB, 0x01013F],
+    [0x010175, 0x0101FC],
+    [0x0101FE, 0x01027F],
+    [0x01029D, 0x01029F],
+    [0x0102D1, 0x0102DF],
+    [0x0102E1, 0x0102FF],
+    [0x010320, 0x01032F],
+    [0x01034B, 0x01034F],
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+    [0x01039E, 0x01039F],
+    [0x0103C4, 0x0103C7],
+    [0x0103D6, 0x0103FF],
+    [0x01049E, 0x01049F],
+    [0x0104AA, 0x0104AF],
+    [0x0104D4, 0x0104D7],
+    [0x0104FC, 0x0104FF],
+    [0x010528, 0x01052F],
+    [0x010564, 0x0105FF],
+    [0x010737, 0x01073F],
+    [0x010756, 0x01075F],
+    [0x010768, 0x0107FF],
+    [0x010806, 0x010807],
+    [0x010839, 0x01083B],
+    [0x01083D, 0x01083E],
+    [0x010856, 0x01085F],
+    [0x010877, 0x01087F],
+    [0x01089F, 0x0108DF],
+    [0x0108F6, 0x0108FF],
+    [0x010916, 0x01091F],
+    [0x01093A, 0x01097F],
+    [0x0109B8, 0x0109BD],
+    [0x0109C0, 0x0109FF],
+    [0x010A07, 0x010A0B],
+    [0x010A34, 0x010A37],
+    [0x010A3B, 0x010A3E],
+    [0x010A40, 0x010A5F],
+    [0x010A7D, 0x010A7F],
+    [0x010A9D, 0x010ABF],
+    [0x010AE7, 0x010AFF],
+    [0x010B36, 0x010B3F],
+    [0x010B56, 0x010B5F],
+    [0x010B73, 0x010B7F],
+    [0x010B92, 0x010BFF],
+    [0x010C49, 0x010C7F],
+    [0x010CB3, 0x010CBF],
+    [0x010CF3, 0x010FFF],
+    [0x011047, 0x011065],
+    [0x011070, 0x01107E],
+    [0x0110BB, 0x0110CF],
+    [0x0110E9, 0x0110EF],
+    [0x0110FA, 0x0110FF],
+    [0x011140, 0x01114F],
+    [0x011174, 0x011175],
+    [0x011177, 0x01117F],
+    [0x0111C5, 0x0111C9],
+    [0x0111CD, 0x0111CF],
+    [0x0111DD, 0x0111FF],
+    [0x011238, 0x01123D],
+    [0x01123F, 0x01127F],
+    [0x0112A9, 0x0112AF],
+    [0x0112EB, 0x0112EF],
+    [0x0112FA, 0x0112FF],
+    [0x01130D, 0x01130E],
+    [0x011311, 0x011312],
+    [0x01133A, 0x01133B],
+    [0x011345, 0x011346],
+    [0x011349, 0x01134A],
+    [0x01134E, 0x01134F],
+    [0x011351, 0x011356],
+    [0x011358, 0x01135C],
+    [0x011364, 0x011365],
+    [0x01136D, 0x01136F],
+    [0x011375, 0x0113FF],
+    [0x01144B, 0x01144F],
+    [0x01145A, 0x01147F],
+    [0x0114C8, 0x0114CF],
+    [0x0114DA, 0x01157F],
+    [0x0115B6, 0x0115B7],
+    [0x0115C1, 0x0115D7],
+    [0x0115DE, 0x0115FF],
+    [0x011641, 0x011643],
+    [0x011645, 0x01164F],
+    [0x01165A, 0x01167F],
+    [0x0116B8, 0x0116BF],
+    [0x0116CA, 0x0116FF],
+    [0x01171A, 0x01171C],
+    [0x01172C, 0x01172F],
+    [0x01173A, 0x01189F],
+    [0x0118EA, 0x0118FE],
+    [0x011900, 0x011ABF],
+    [0x011AF9, 0x011BFF],
+    [0x011C41, 0x011C4F],
+    [0x011C5A, 0x011C71],
+    [0x011C90, 0x011C91],
+    [0x011CB7, 0x011FFF],
+    [0x01239A, 0x0123FF],
+    [0x01246F, 0x01247F],
+    [0x012544, 0x012FFF],
+    [0x01342F, 0x0143FF],
+    [0x014647, 0x0167FF],
+    [0x016A39, 0x016A3F],
+    [0x016A6A, 0x016ACF],
+    [0x016AEE, 0x016AEF],
+    [0x016AF5, 0x016AFF],
+    [0x016B37, 0x016B3F],
+    [0x016B44, 0x016B4F],
+    [0x016B5A, 0x016B62],
+    [0x016B78, 0x016B7C],
+    [0x016B90, 0x016EFF],
+    [0x016F45, 0x016F4F],
+    [0x016F7F, 0x016F8E],
+    [0x016FA0, 0x016FDF],
+    [0x016FE1, 0x016FFF],
+    [0x0187ED, 0x0187FF],
+    [0x018AF3, 0x01AFFF],
+    [0x01B002, 0x01BBFF],
+    [0x01BC6B, 0x01BC6F],
+    [0x01BC7D, 0x01BC7F],
+    [0x01BC89, 0x01BC8F],
+    [0x01BC9A, 0x01BC9C],
+    [0x01BC9F, 0x01D164],
+    [0x01D16A, 0x01D16C],
+    [0x01D173, 0x01D17A],
+    [0x01D183, 0x01D184],
+    [0x01D18C, 0x01D1A9],
+    [0x01D1AE, 0x01D241],
+    [0x01D245, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01D7CD],
+    [0x01D800, 0x01D9FF],
+    [0x01DA37, 0x01DA3A],
+    [0x01DA6D, 0x01DA74],
+    [0x01DA76, 0x01DA83],
+    [0x01DA85, 0x01DA9A],
+    [0x01DAB0, 0x01DFFF],
+    [0x01E019, 0x01E01A],
+    [0x01E02B, 0x01E7FF],
+    [0x01E8C5, 0x01E8CF],
+    [0x01E8D7, 0x01E8FF],
+    [0x01E94B, 0x01E94F],
+    [0x01E95A, 0x01EDFF],
+    [0x01EE25, 0x01EE26],
+    [0x01EE3C, 0x01EE41],
+    [0x01EE43, 0x01EE46],
+    [0x01EE55, 0x01EE56],
+    [0x01EE65, 0x01EE66],
+    [0x01EE9C, 0x01EEA0],
+    [0x01EEBC, 0x01FFFF],
+    [0x02A6D7, 0x02A6FF],
+    [0x02B735, 0x02B73F],
+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x02F7FF],
+    [0x02FA1E, 0x0E00FF],
+    [0x0E01F0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{ID_Continue}+$/u,
+  nonMatchSymbols,
+  "\\P{ID_Continue}"
+);
+testPropertyEscapes(
+  /^\P{IDC}+$/u,
+  nonMatchSymbols,
+  "\\P{IDC}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/ID_Start.js b/test/built-ins/RegExp/property-escapes/ID_Start.js
new file mode 100644
index 0000000000000000000000000000000000000000..ccc717c695fcb38f7617e6aec16da8c3c6479b4d
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/ID_Start.js
@@ -0,0 +1,1193 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `ID_Start`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AA,
+    0x0000B5,
+    0x0000BA,
+    0x0002EC,
+    0x0002EE,
+    0x00037F,
+    0x000386,
+    0x00038C,
+    0x000559,
+    0x0006D5,
+    0x0006FF,
+    0x000710,
+    0x0007B1,
+    0x0007FA,
+    0x00081A,
+    0x000824,
+    0x000828,
+    0x00093D,
+    0x000950,
+    0x0009B2,
+    0x0009BD,
+    0x0009CE,
+    0x000A5E,
+    0x000ABD,
+    0x000AD0,
+    0x000AF9,
+    0x000B3D,
+    0x000B71,
+    0x000B83,
+    0x000B9C,
+    0x000BD0,
+    0x000C3D,
+    0x000C80,
+    0x000CBD,
+    0x000CDE,
+    0x000D3D,
+    0x000D4E,
+    0x000DBD,
+    0x000E84,
+    0x000E8A,
+    0x000E8D,
+    0x000EA5,
+    0x000EA7,
+    0x000EBD,
+    0x000EC6,
+    0x000F00,
+    0x00103F,
+    0x001061,
+    0x00108E,
+    0x0010C7,
+    0x0010CD,
+    0x001258,
+    0x0012C0,
+    0x0017D7,
+    0x0017DC,
+    0x0018AA,
+    0x001AA7,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x001FBE,
+    0x002071,
+    0x00207F,
+    0x002102,
+    0x002107,
+    0x002115,
+    0x002124,
+    0x002126,
+    0x002128,
+    0x00214E,
+    0x002D27,
+    0x002D2D,
+    0x002D6F,
+    0x00A8FB,
+    0x00A8FD,
+    0x00A9CF,
+    0x00AA7A,
+    0x00AAB1,
+    0x00AAC0,
+    0x00AAC2,
+    0x00FB1D,
+    0x00FB3E,
+    0x010808,
+    0x01083C,
+    0x010A00,
+    0x011176,
+    0x0111DA,
+    0x0111DC,
+    0x011288,
+    0x01133D,
+    0x011350,
+    0x0114C7,
+    0x011644,
+    0x0118FF,
+    0x011C40,
+    0x016F50,
+    0x016FE0,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546,
+    0x01EE24,
+    0x01EE27,
+    0x01EE39,
+    0x01EE3B,
+    0x01EE42,
+    0x01EE47,
+    0x01EE49,
+    0x01EE4B,
+    0x01EE54,
+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E
+  ],
+  ranges: [
+    [0x000041, 0x00005A],
+    [0x000061, 0x00007A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x0002C1],
+    [0x0002C6, 0x0002D1],
+    [0x0002E0, 0x0002E4],
+    [0x000370, 0x000374],
+    [0x000376, 0x000377],
+    [0x00037A, 0x00037D],
+    [0x000388, 0x00038A],
+    [0x00038E, 0x0003A1],
+    [0x0003A3, 0x0003F5],
+    [0x0003F7, 0x000481],
+    [0x00048A, 0x00052F],
+    [0x000531, 0x000556],
+    [0x000561, 0x000587],
+    [0x0005D0, 0x0005EA],
+    [0x0005F0, 0x0005F2],
+    [0x000620, 0x00064A],
+    [0x00066E, 0x00066F],
+    [0x000671, 0x0006D3],
+    [0x0006E5, 0x0006E6],
+    [0x0006EE, 0x0006EF],
+    [0x0006FA, 0x0006FC],
+    [0x000712, 0x00072F],
+    [0x00074D, 0x0007A5],
+    [0x0007CA, 0x0007EA],
+    [0x0007F4, 0x0007F5],
+    [0x000800, 0x000815],
+    [0x000840, 0x000858],
+    [0x0008A0, 0x0008B4],
+    [0x0008B6, 0x0008BD],
+    [0x000904, 0x000939],
+    [0x000958, 0x000961],
+    [0x000971, 0x000980],
+    [0x000985, 0x00098C],
+    [0x00098F, 0x000990],
+    [0x000993, 0x0009A8],
+    [0x0009AA, 0x0009B0],
+    [0x0009B6, 0x0009B9],
+    [0x0009DC, 0x0009DD],
+    [0x0009DF, 0x0009E1],
+    [0x0009F0, 0x0009F1],
+    [0x000A05, 0x000A0A],
+    [0x000A0F, 0x000A10],
+    [0x000A13, 0x000A28],
+    [0x000A2A, 0x000A30],
+    [0x000A32, 0x000A33],
+    [0x000A35, 0x000A36],
+    [0x000A38, 0x000A39],
+    [0x000A59, 0x000A5C],
+    [0x000A72, 0x000A74],
+    [0x000A85, 0x000A8D],
+    [0x000A8F, 0x000A91],
+    [0x000A93, 0x000AA8],
+    [0x000AAA, 0x000AB0],
+    [0x000AB2, 0x000AB3],
+    [0x000AB5, 0x000AB9],
+    [0x000AE0, 0x000AE1],
+    [0x000B05, 0x000B0C],
+    [0x000B0F, 0x000B10],
+    [0x000B13, 0x000B28],
+    [0x000B2A, 0x000B30],
+    [0x000B32, 0x000B33],
+    [0x000B35, 0x000B39],
+    [0x000B5C, 0x000B5D],
+    [0x000B5F, 0x000B61],
+    [0x000B85, 0x000B8A],
+    [0x000B8E, 0x000B90],
+    [0x000B92, 0x000B95],
+    [0x000B99, 0x000B9A],
+    [0x000B9E, 0x000B9F],
+    [0x000BA3, 0x000BA4],
+    [0x000BA8, 0x000BAA],
+    [0x000BAE, 0x000BB9],
+    [0x000C05, 0x000C0C],
+    [0x000C0E, 0x000C10],
+    [0x000C12, 0x000C28],
+    [0x000C2A, 0x000C39],
+    [0x000C58, 0x000C5A],
+    [0x000C60, 0x000C61],
+    [0x000C85, 0x000C8C],
+    [0x000C8E, 0x000C90],
+    [0x000C92, 0x000CA8],
+    [0x000CAA, 0x000CB3],
+    [0x000CB5, 0x000CB9],
+    [0x000CE0, 0x000CE1],
+    [0x000CF1, 0x000CF2],
+    [0x000D05, 0x000D0C],
+    [0x000D0E, 0x000D10],
+    [0x000D12, 0x000D3A],
+    [0x000D54, 0x000D56],
+    [0x000D5F, 0x000D61],
+    [0x000D7A, 0x000D7F],
+    [0x000D85, 0x000D96],
+    [0x000D9A, 0x000DB1],
+    [0x000DB3, 0x000DBB],
+    [0x000DC0, 0x000DC6],
+    [0x000E01, 0x000E30],
+    [0x000E32, 0x000E33],
+    [0x000E40, 0x000E46],
+    [0x000E81, 0x000E82],
+    [0x000E87, 0x000E88],
+    [0x000E94, 0x000E97],
+    [0x000E99, 0x000E9F],
+    [0x000EA1, 0x000EA3],
+    [0x000EAA, 0x000EAB],
+    [0x000EAD, 0x000EB0],
+    [0x000EB2, 0x000EB3],
+    [0x000EC0, 0x000EC4],
+    [0x000EDC, 0x000EDF],
+    [0x000F40, 0x000F47],
+    [0x000F49, 0x000F6C],
+    [0x000F88, 0x000F8C],
+    [0x001000, 0x00102A],
+    [0x001050, 0x001055],
+    [0x00105A, 0x00105D],
+    [0x001065, 0x001066],
+    [0x00106E, 0x001070],
+    [0x001075, 0x001081],
+    [0x0010A0, 0x0010C5],
+    [0x0010D0, 0x0010FA],
+    [0x0010FC, 0x001248],
+    [0x00124A, 0x00124D],
+    [0x001250, 0x001256],
+    [0x00125A, 0x00125D],
+    [0x001260, 0x001288],
+    [0x00128A, 0x00128D],
+    [0x001290, 0x0012B0],
+    [0x0012B2, 0x0012B5],
+    [0x0012B8, 0x0012BE],
+    [0x0012C2, 0x0012C5],
+    [0x0012C8, 0x0012D6],
+    [0x0012D8, 0x001310],
+    [0x001312, 0x001315],
+    [0x001318, 0x00135A],
+    [0x001380, 0x00138F],
+    [0x0013A0, 0x0013F5],
+    [0x0013F8, 0x0013FD],
+    [0x001401, 0x00166C],
+    [0x00166F, 0x00167F],
+    [0x001681, 0x00169A],
+    [0x0016A0, 0x0016EA],
+    [0x0016EE, 0x0016F8],
+    [0x001700, 0x00170C],
+    [0x00170E, 0x001711],
+    [0x001720, 0x001731],
+    [0x001740, 0x001751],
+    [0x001760, 0x00176C],
+    [0x00176E, 0x001770],
+    [0x001780, 0x0017B3],
+    [0x001820, 0x001877],
+    [0x001880, 0x0018A8],
+    [0x0018B0, 0x0018F5],
+    [0x001900, 0x00191E],
+    [0x001950, 0x00196D],
+    [0x001970, 0x001974],
+    [0x001980, 0x0019AB],
+    [0x0019B0, 0x0019C9],
+    [0x001A00, 0x001A16],
+    [0x001A20, 0x001A54],
+    [0x001B05, 0x001B33],
+    [0x001B45, 0x001B4B],
+    [0x001B83, 0x001BA0],
+    [0x001BAE, 0x001BAF],
+    [0x001BBA, 0x001BE5],
+    [0x001C00, 0x001C23],
+    [0x001C4D, 0x001C4F],
+    [0x001C5A, 0x001C7D],
+    [0x001C80, 0x001C88],
+    [0x001CE9, 0x001CEC],
+    [0x001CEE, 0x001CF1],
+    [0x001CF5, 0x001CF6],
+    [0x001D00, 0x001DBF],
+    [0x001E00, 0x001F15],
+    [0x001F18, 0x001F1D],
+    [0x001F20, 0x001F45],
+    [0x001F48, 0x001F4D],
+    [0x001F50, 0x001F57],
+    [0x001F5F, 0x001F7D],
+    [0x001F80, 0x001FB4],
+    [0x001FB6, 0x001FBC],
+    [0x001FC2, 0x001FC4],
+    [0x001FC6, 0x001FCC],
+    [0x001FD0, 0x001FD3],
+    [0x001FD6, 0x001FDB],
+    [0x001FE0, 0x001FEC],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FFC],
+    [0x002090, 0x00209C],
+    [0x00210A, 0x002113],
+    [0x002118, 0x00211D],
+    [0x00212A, 0x002139],
+    [0x00213C, 0x00213F],
+    [0x002145, 0x002149],
+    [0x002160, 0x002188],
+    [0x002C00, 0x002C2E],
+    [0x002C30, 0x002C5E],
+    [0x002C60, 0x002CE4],
+    [0x002CEB, 0x002CEE],
+    [0x002CF2, 0x002CF3],
+    [0x002D00, 0x002D25],
+    [0x002D30, 0x002D67],
+    [0x002D80, 0x002D96],
+    [0x002DA0, 0x002DA6],
+    [0x002DA8, 0x002DAE],
+    [0x002DB0, 0x002DB6],
+    [0x002DB8, 0x002DBE],
+    [0x002DC0, 0x002DC6],
+    [0x002DC8, 0x002DCE],
+    [0x002DD0, 0x002DD6],
+    [0x002DD8, 0x002DDE],
+    [0x003005, 0x003007],
+    [0x003021, 0x003029],
+    [0x003031, 0x003035],
+    [0x003038, 0x00303C],
+    [0x003041, 0x003096],
+    [0x00309B, 0x00309F],
+    [0x0030A1, 0x0030FA],
+    [0x0030FC, 0x0030FF],
+    [0x003105, 0x00312D],
+    [0x003131, 0x00318E],
+    [0x0031A0, 0x0031BA],
+    [0x0031F0, 0x0031FF],
+    [0x003400, 0x004DB5],
+    [0x004E00, 0x009FD5],
+    [0x00A000, 0x00A48C],
+    [0x00A4D0, 0x00A4FD],
+    [0x00A500, 0x00A60C],
+    [0x00A610, 0x00A61F],
+    [0x00A62A, 0x00A62B],
+    [0x00A640, 0x00A66E],
+    [0x00A67F, 0x00A69D],
+    [0x00A6A0, 0x00A6EF],
+    [0x00A717, 0x00A71F],
+    [0x00A722, 0x00A788],
+    [0x00A78B, 0x00A7AE],
+    [0x00A7B0, 0x00A7B7],
+    [0x00A7F7, 0x00A801],
+    [0x00A803, 0x00A805],
+    [0x00A807, 0x00A80A],
+    [0x00A80C, 0x00A822],
+    [0x00A840, 0x00A873],
+    [0x00A882, 0x00A8B3],
+    [0x00A8F2, 0x00A8F7],
+    [0x00A90A, 0x00A925],
+    [0x00A930, 0x00A946],
+    [0x00A960, 0x00A97C],
+    [0x00A984, 0x00A9B2],
+    [0x00A9E0, 0x00A9E4],
+    [0x00A9E6, 0x00A9EF],
+    [0x00A9FA, 0x00A9FE],
+    [0x00AA00, 0x00AA28],
+    [0x00AA40, 0x00AA42],
+    [0x00AA44, 0x00AA4B],
+    [0x00AA60, 0x00AA76],
+    [0x00AA7E, 0x00AAAF],
+    [0x00AAB5, 0x00AAB6],
+    [0x00AAB9, 0x00AABD],
+    [0x00AADB, 0x00AADD],
+    [0x00AAE0, 0x00AAEA],
+    [0x00AAF2, 0x00AAF4],
+    [0x00AB01, 0x00AB06],
+    [0x00AB09, 0x00AB0E],
+    [0x00AB11, 0x00AB16],
+    [0x00AB20, 0x00AB26],
+    [0x00AB28, 0x00AB2E],
+    [0x00AB30, 0x00AB5A],
+    [0x00AB5C, 0x00AB65],
+    [0x00AB70, 0x00ABE2],
+    [0x00AC00, 0x00D7A3],
+    [0x00D7B0, 0x00D7C6],
+    [0x00D7CB, 0x00D7FB],
+    [0x00F900, 0x00FA6D],
+    [0x00FA70, 0x00FAD9],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FB1F, 0x00FB28],
+    [0x00FB2A, 0x00FB36],
+    [0x00FB38, 0x00FB3C],
+    [0x00FB40, 0x00FB41],
+    [0x00FB43, 0x00FB44],
+    [0x00FB46, 0x00FBB1],
+    [0x00FBD3, 0x00FD3D],
+    [0x00FD50, 0x00FD8F],
+    [0x00FD92, 0x00FDC7],
+    [0x00FDF0, 0x00FDFB],
+    [0x00FE70, 0x00FE74],
+    [0x00FE76, 0x00FEFC],
+    [0x00FF21, 0x00FF3A],
+    [0x00FF41, 0x00FF5A],
+    [0x00FF66, 0x00FFBE],
+    [0x00FFC2, 0x00FFC7],
+    [0x00FFCA, 0x00FFCF],
+    [0x00FFD2, 0x00FFD7],
+    [0x00FFDA, 0x00FFDC],
+    [0x010000, 0x01000B],
+    [0x01000D, 0x010026],
+    [0x010028, 0x01003A],
+    [0x01003C, 0x01003D],
+    [0x01003F, 0x01004D],
+    [0x010050, 0x01005D],
+    [0x010080, 0x0100FA],
+    [0x010140, 0x010174],
+    [0x010280, 0x01029C],
+    [0x0102A0, 0x0102D0],
+    [0x010300, 0x01031F],
+    [0x010330, 0x01034A],
+    [0x010350, 0x010375],
+    [0x010380, 0x01039D],
+    [0x0103A0, 0x0103C3],
+    [0x0103C8, 0x0103CF],
+    [0x0103D1, 0x0103D5],
+    [0x010400, 0x01049D],
+    [0x0104B0, 0x0104D3],
+    [0x0104D8, 0x0104FB],
+    [0x010500, 0x010527],
+    [0x010530, 0x010563],
+    [0x010600, 0x010736],
+    [0x010740, 0x010755],
+    [0x010760, 0x010767],
+    [0x010800, 0x010805],
+    [0x01080A, 0x010835],
+    [0x010837, 0x010838],
+    [0x01083F, 0x010855],
+    [0x010860, 0x010876],
+    [0x010880, 0x01089E],
+    [0x0108E0, 0x0108F2],
+    [0x0108F4, 0x0108F5],
+    [0x010900, 0x010915],
+    [0x010920, 0x010939],
+    [0x010980, 0x0109B7],
+    [0x0109BE, 0x0109BF],
+    [0x010A10, 0x010A13],
+    [0x010A15, 0x010A17],
+    [0x010A19, 0x010A33],
+    [0x010A60, 0x010A7C],
+    [0x010A80, 0x010A9C],
+    [0x010AC0, 0x010AC7],
+    [0x010AC9, 0x010AE4],
+    [0x010B00, 0x010B35],
+    [0x010B40, 0x010B55],
+    [0x010B60, 0x010B72],
+    [0x010B80, 0x010B91],
+    [0x010C00, 0x010C48],
+    [0x010C80, 0x010CB2],
+    [0x010CC0, 0x010CF2],
+    [0x011003, 0x011037],
+    [0x011083, 0x0110AF],
+    [0x0110D0, 0x0110E8],
+    [0x011103, 0x011126],
+    [0x011150, 0x011172],
+    [0x011183, 0x0111B2],
+    [0x0111C1, 0x0111C4],
+    [0x011200, 0x011211],
+    [0x011213, 0x01122B],
+    [0x011280, 0x011286],
+    [0x01128A, 0x01128D],
+    [0x01128F, 0x01129D],
+    [0x01129F, 0x0112A8],
+    [0x0112B0, 0x0112DE],
+    [0x011305, 0x01130C],
+    [0x01130F, 0x011310],
+    [0x011313, 0x011328],
+    [0x01132A, 0x011330],
+    [0x011332, 0x011333],
+    [0x011335, 0x011339],
+    [0x01135D, 0x011361],
+    [0x011400, 0x011434],
+    [0x011447, 0x01144A],
+    [0x011480, 0x0114AF],
+    [0x0114C4, 0x0114C5],
+    [0x011580, 0x0115AE],
+    [0x0115D8, 0x0115DB],
+    [0x011600, 0x01162F],
+    [0x011680, 0x0116AA],
+    [0x011700, 0x011719],
+    [0x0118A0, 0x0118DF],
+    [0x011AC0, 0x011AF8],
+    [0x011C00, 0x011C08],
+    [0x011C0A, 0x011C2E],
+    [0x011C72, 0x011C8F],
+    [0x012000, 0x012399],
+    [0x012400, 0x01246E],
+    [0x012480, 0x012543],
+    [0x013000, 0x01342E],
+    [0x014400, 0x014646],
+    [0x016800, 0x016A38],
+    [0x016A40, 0x016A5E],
+    [0x016AD0, 0x016AED],
+    [0x016B00, 0x016B2F],
+    [0x016B40, 0x016B43],
+    [0x016B63, 0x016B77],
+    [0x016B7D, 0x016B8F],
+    [0x016F00, 0x016F44],
+    [0x016F93, 0x016F9F],
+    [0x017000, 0x0187EC],
+    [0x018800, 0x018AF2],
+    [0x01B000, 0x01B001],
+    [0x01BC00, 0x01BC6A],
+    [0x01BC70, 0x01BC7C],
+    [0x01BC80, 0x01BC88],
+    [0x01BC90, 0x01BC99],
+    [0x01D400, 0x01D454],
+    [0x01D456, 0x01D49C],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D51E, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D552, 0x01D6A5],
+    [0x01D6A8, 0x01D6C0],
+    [0x01D6C2, 0x01D6DA],
+    [0x01D6DC, 0x01D6FA],
+    [0x01D6FC, 0x01D714],
+    [0x01D716, 0x01D734],
+    [0x01D736, 0x01D74E],
+    [0x01D750, 0x01D76E],
+    [0x01D770, 0x01D788],
+    [0x01D78A, 0x01D7A8],
+    [0x01D7AA, 0x01D7C2],
+    [0x01D7C4, 0x01D7CB],
+    [0x01E800, 0x01E8C4],
+    [0x01E900, 0x01E943],
+    [0x01EE00, 0x01EE03],
+    [0x01EE05, 0x01EE1F],
+    [0x01EE21, 0x01EE22],
+    [0x01EE29, 0x01EE32],
+    [0x01EE34, 0x01EE37],
+    [0x01EE4D, 0x01EE4F],
+    [0x01EE51, 0x01EE52],
+    [0x01EE61, 0x01EE62],
+    [0x01EE67, 0x01EE6A],
+    [0x01EE6C, 0x01EE72],
+    [0x01EE74, 0x01EE77],
+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1],
+    [0x02F800, 0x02FA1D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{ID_Start}+$/u,
+  matchSymbols,
+  "\\p{ID_Start}"
+);
+testPropertyEscapes(
+  /^\p{IDS}+$/u,
+  matchSymbols,
+  "\\p{IDS}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x0000F7,
+    0x0002ED,
+    0x000375,
+    0x00037E,
+    0x000387,
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x0003F6,
+    0x000530,
+    0x000670,
+    0x0006D4,
+    0x000711,
+    0x0008B5,
+    0x0009A9,
+    0x0009B1,
+    0x0009DE,
+    0x000A29,
+    0x000A31,
+    0x000A34,
+    0x000A37,
+    0x000A5D,
+    0x000A8E,
+    0x000A92,
+    0x000AA9,
+    0x000AB1,
+    0x000AB4,
+    0x000B29,
+    0x000B31,
+    0x000B34,
+    0x000B5E,
+    0x000B84,
+    0x000B91,
+    0x000B9B,
+    0x000B9D,
+    0x000C0D,
+    0x000C11,
+    0x000C29,
+    0x000C8D,
+    0x000C91,
+    0x000CA9,
+    0x000CB4,
+    0x000CDF,
+    0x000D0D,
+    0x000D11,
+    0x000DB2,
+    0x000DBC,
+    0x000E31,
+    0x000E83,
+    0x000E89,
+    0x000E98,
+    0x000EA0,
+    0x000EA4,
+    0x000EA6,
+    0x000EAC,
+    0x000EB1,
+    0x000EC5,
+    0x000F48,
+    0x0010C6,
+    0x0010FB,
+    0x001249,
+    0x001257,
+    0x001259,
+    0x001289,
+    0x0012B1,
+    0x0012BF,
+    0x0012C1,
+    0x0012D7,
+    0x001311,
+    0x001680,
+    0x00170D,
+    0x00176D,
+    0x0018A9,
+    0x001CED,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FBD,
+    0x001FC5,
+    0x001FF5,
+    0x002114,
+    0x002125,
+    0x002127,
+    0x002129,
+    0x002C2F,
+    0x002C5F,
+    0x002D26,
+    0x002DA7,
+    0x002DAF,
+    0x002DB7,
+    0x002DBF,
+    0x002DC7,
+    0x002DCF,
+    0x002DD7,
+    0x0030A0,
+    0x0030FB,
+    0x00A7AF,
+    0x00A802,
+    0x00A806,
+    0x00A80B,
+    0x00A8FC,
+    0x00A9E5,
+    0x00A9FF,
+    0x00AA43,
+    0x00AAB0,
+    0x00AAC1,
+    0x00AB27,
+    0x00AB2F,
+    0x00AB5B,
+    0x00FB1E,
+    0x00FB29,
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45,
+    0x00FE75,
+    0x01000C,
+    0x010027,
+    0x01003B,
+    0x01003E,
+    0x0103D0,
+    0x010809,
+    0x010836,
+    0x0108F3,
+    0x010A14,
+    0x010A18,
+    0x010AC8,
+    0x0111DB,
+    0x011212,
+    0x011287,
+    0x011289,
+    0x01128E,
+    0x01129E,
+    0x011329,
+    0x011331,
+    0x011334,
+    0x0114C6,
+    0x011C09,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01D6C1,
+    0x01D6DB,
+    0x01D6FB,
+    0x01D715,
+    0x01D735,
+    0x01D74F,
+    0x01D76F,
+    0x01D789,
+    0x01D7A9,
+    0x01D7C3,
+    0x01EE04,
+    0x01EE20,
+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000040],
+    [0x00005B, 0x000060],
+    [0x00007B, 0x0000A9],
+    [0x0000AB, 0x0000B4],
+    [0x0000B6, 0x0000B9],
+    [0x0000BB, 0x0000BF],
+    [0x0002C2, 0x0002C5],
+    [0x0002D2, 0x0002DF],
+    [0x0002E5, 0x0002EB],
+    [0x0002EF, 0x00036F],
+    [0x000378, 0x000379],
+    [0x000380, 0x000385],
+    [0x000482, 0x000489],
+    [0x000557, 0x000558],
+    [0x00055A, 0x000560],
+    [0x000588, 0x0005CF],
+    [0x0005EB, 0x0005EF],
+    [0x0005F3, 0x00061F],
+    [0x00064B, 0x00066D],
+    [0x0006D6, 0x0006E4],
+    [0x0006E7, 0x0006ED],
+    [0x0006F0, 0x0006F9],
+    [0x0006FD, 0x0006FE],
+    [0x000700, 0x00070F],
+    [0x000730, 0x00074C],
+    [0x0007A6, 0x0007B0],
+    [0x0007B2, 0x0007C9],
+    [0x0007EB, 0x0007F3],
+    [0x0007F6, 0x0007F9],
+    [0x0007FB, 0x0007FF],
+    [0x000816, 0x000819],
+    [0x00081B, 0x000823],
+    [0x000825, 0x000827],
+    [0x000829, 0x00083F],
+    [0x000859, 0x00089F],
+    [0x0008BE, 0x000903],
+    [0x00093A, 0x00093C],
+    [0x00093E, 0x00094F],
+    [0x000951, 0x000957],
+    [0x000962, 0x000970],
+    [0x000981, 0x000984],
+    [0x00098D, 0x00098E],
+    [0x000991, 0x000992],
+    [0x0009B3, 0x0009B5],
+    [0x0009BA, 0x0009BC],
+    [0x0009BE, 0x0009CD],
+    [0x0009CF, 0x0009DB],
+    [0x0009E2, 0x0009EF],
+    [0x0009F2, 0x000A04],
+    [0x000A0B, 0x000A0E],
+    [0x000A11, 0x000A12],
+    [0x000A3A, 0x000A58],
+    [0x000A5F, 0x000A71],
+    [0x000A75, 0x000A84],
+    [0x000ABA, 0x000ABC],
+    [0x000ABE, 0x000ACF],
+    [0x000AD1, 0x000ADF],
+    [0x000AE2, 0x000AF8],
+    [0x000AFA, 0x000B04],
+    [0x000B0D, 0x000B0E],
+    [0x000B11, 0x000B12],
+    [0x000B3A, 0x000B3C],
+    [0x000B3E, 0x000B5B],
+    [0x000B62, 0x000B70],
+    [0x000B72, 0x000B82],
+    [0x000B8B, 0x000B8D],
+    [0x000B96, 0x000B98],
+    [0x000BA0, 0x000BA2],
+    [0x000BA5, 0x000BA7],
+    [0x000BAB, 0x000BAD],
+    [0x000BBA, 0x000BCF],
+    [0x000BD1, 0x000C04],
+    [0x000C3A, 0x000C3C],
+    [0x000C3E, 0x000C57],
+    [0x000C5B, 0x000C5F],
+    [0x000C62, 0x000C7F],
+    [0x000C81, 0x000C84],
+    [0x000CBA, 0x000CBC],
+    [0x000CBE, 0x000CDD],
+    [0x000CE2, 0x000CF0],
+    [0x000CF3, 0x000D04],
+    [0x000D3B, 0x000D3C],
+    [0x000D3E, 0x000D4D],
+    [0x000D4F, 0x000D53],
+    [0x000D57, 0x000D5E],
+    [0x000D62, 0x000D79],
+    [0x000D80, 0x000D84],
+    [0x000D97, 0x000D99],
+    [0x000DBE, 0x000DBF],
+    [0x000DC7, 0x000E00],
+    [0x000E34, 0x000E3F],
+    [0x000E47, 0x000E80],
+    [0x000E85, 0x000E86],
+    [0x000E8B, 0x000E8C],
+    [0x000E8E, 0x000E93],
+    [0x000EA8, 0x000EA9],
+    [0x000EB4, 0x000EBC],
+    [0x000EBE, 0x000EBF],
+    [0x000EC7, 0x000EDB],
+    [0x000EE0, 0x000EFF],
+    [0x000F01, 0x000F3F],
+    [0x000F6D, 0x000F87],
+    [0x000F8D, 0x000FFF],
+    [0x00102B, 0x00103E],
+    [0x001040, 0x00104F],
+    [0x001056, 0x001059],
+    [0x00105E, 0x001060],
+    [0x001062, 0x001064],
+    [0x001067, 0x00106D],
+    [0x001071, 0x001074],
+    [0x001082, 0x00108D],
+    [0x00108F, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x0010CF],
+    [0x00124E, 0x00124F],
+    [0x00125E, 0x00125F],
+    [0x00128E, 0x00128F],
+    [0x0012B6, 0x0012B7],
+    [0x0012C6, 0x0012C7],
+    [0x001316, 0x001317],
+    [0x00135B, 0x00137F],
+    [0x001390, 0x00139F],
+    [0x0013F6, 0x0013F7],
+    [0x0013FE, 0x001400],
+    [0x00166D, 0x00166E],
+    [0x00169B, 0x00169F],
+    [0x0016EB, 0x0016ED],
+    [0x0016F9, 0x0016FF],
+    [0x001712, 0x00171F],
+    [0x001732, 0x00173F],
+    [0x001752, 0x00175F],
+    [0x001771, 0x00177F],
+    [0x0017B4, 0x0017D6],
+    [0x0017D8, 0x0017DB],
+    [0x0017DD, 0x00181F],
+    [0x001878, 0x00187F],
+    [0x0018AB, 0x0018AF],
+    [0x0018F6, 0x0018FF],
+    [0x00191F, 0x00194F],
+    [0x00196E, 0x00196F],
+    [0x001975, 0x00197F],
+    [0x0019AC, 0x0019AF],
+    [0x0019CA, 0x0019FF],
+    [0x001A17, 0x001A1F],
+    [0x001A55, 0x001AA6],
+    [0x001AA8, 0x001B04],
+    [0x001B34, 0x001B44],
+    [0x001B4C, 0x001B82],
+    [0x001BA1, 0x001BAD],
+    [0x001BB0, 0x001BB9],
+    [0x001BE6, 0x001BFF],
+    [0x001C24, 0x001C4C],
+    [0x001C50, 0x001C59],
+    [0x001C7E, 0x001C7F],
+    [0x001C89, 0x001CE8],
+    [0x001CF2, 0x001CF4],
+    [0x001CF7, 0x001CFF],
+    [0x001DC0, 0x001DFF],
+    [0x001F16, 0x001F17],
+    [0x001F1E, 0x001F1F],
+    [0x001F46, 0x001F47],
+    [0x001F4E, 0x001F4F],
+    [0x001F7E, 0x001F7F],
+    [0x001FBF, 0x001FC1],
+    [0x001FCD, 0x001FCF],
+    [0x001FD4, 0x001FD5],
+    [0x001FDC, 0x001FDF],
+    [0x001FED, 0x001FF1],
+    [0x001FFD, 0x002070],
+    [0x002072, 0x00207E],
+    [0x002080, 0x00208F],
+    [0x00209D, 0x002101],
+    [0x002103, 0x002106],
+    [0x002108, 0x002109],
+    [0x002116, 0x002117],
+    [0x00211E, 0x002123],
+    [0x00213A, 0x00213B],
+    [0x002140, 0x002144],
+    [0x00214A, 0x00214D],
+    [0x00214F, 0x00215F],
+    [0x002189, 0x002BFF],
+    [0x002CE5, 0x002CEA],
+    [0x002CEF, 0x002CF1],
+    [0x002CF4, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x002D2F],
+    [0x002D68, 0x002D6E],
+    [0x002D70, 0x002D7F],
+    [0x002D97, 0x002D9F],
+    [0x002DDF, 0x003004],
+    [0x003008, 0x003020],
+    [0x00302A, 0x003030],
+    [0x003036, 0x003037],
+    [0x00303D, 0x003040],
+    [0x003097, 0x00309A],
+    [0x003100, 0x003104],
+    [0x00312E, 0x003130],
+    [0x00318F, 0x00319F],
+    [0x0031BB, 0x0031EF],
+    [0x003200, 0x0033FF],
+    [0x004DB6, 0x004DFF],
+    [0x009FD6, 0x009FFF],
+    [0x00A48D, 0x00A4CF],
+    [0x00A4FE, 0x00A4FF],
+    [0x00A60D, 0x00A60F],
+    [0x00A620, 0x00A629],
+    [0x00A62C, 0x00A63F],
+    [0x00A66F, 0x00A67E],
+    [0x00A69E, 0x00A69F],
+    [0x00A6F0, 0x00A716],
+    [0x00A720, 0x00A721],
+    [0x00A789, 0x00A78A],
+    [0x00A7B8, 0x00A7F6],
+    [0x00A823, 0x00A83F],
+    [0x00A874, 0x00A881],
+    [0x00A8B4, 0x00A8F1],
+    [0x00A8F8, 0x00A8FA],
+    [0x00A8FE, 0x00A909],
+    [0x00A926, 0x00A92F],
+    [0x00A947, 0x00A95F],
+    [0x00A97D, 0x00A983],
+    [0x00A9B3, 0x00A9CE],
+    [0x00A9D0, 0x00A9DF],
+    [0x00A9F0, 0x00A9F9],
+    [0x00AA29, 0x00AA3F],
+    [0x00AA4C, 0x00AA5F],
+    [0x00AA77, 0x00AA79],
+    [0x00AA7B, 0x00AA7D],
+    [0x00AAB2, 0x00AAB4],
+    [0x00AAB7, 0x00AAB8],
+    [0x00AABE, 0x00AABF],
+    [0x00AAC3, 0x00AADA],
+    [0x00AADE, 0x00AADF],
+    [0x00AAEB, 0x00AAF1],
+    [0x00AAF5, 0x00AB00],
+    [0x00AB07, 0x00AB08],
+    [0x00AB0F, 0x00AB10],
+    [0x00AB17, 0x00AB1F],
+    [0x00AB66, 0x00AB6F],
+    [0x00ABE3, 0x00ABFF],
+    [0x00D7A4, 0x00D7AF],
+    [0x00D7C7, 0x00D7CA],
+    [0x00D7FC, 0x00DBFF],
+    [0x00E000, 0x00F8FF],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FB1C],
+    [0x00FBB2, 0x00FBD2],
+    [0x00FD3E, 0x00FD4F],
+    [0x00FD90, 0x00FD91],
+    [0x00FDC8, 0x00FDEF],
+    [0x00FDFC, 0x00FE6F],
+    [0x00FEFD, 0x00FF20],
+    [0x00FF3B, 0x00FF40],
+    [0x00FF5B, 0x00FF65],
+    [0x00FFBF, 0x00FFC1],
+    [0x00FFC8, 0x00FFC9],
+    [0x00FFD0, 0x00FFD1],
+    [0x00FFD8, 0x00FFD9],
+    [0x00FFDD, 0x00FFFF],
+    [0x01004E, 0x01004F],
+    [0x01005E, 0x01007F],
+    [0x0100FB, 0x01013F],
+    [0x010175, 0x01027F],
+    [0x01029D, 0x01029F],
+    [0x0102D1, 0x0102FF],
+    [0x010320, 0x01032F],
+    [0x01034B, 0x01034F],
+    [0x010376, 0x01037F],
+    [0x01039E, 0x01039F],
+    [0x0103C4, 0x0103C7],
+    [0x0103D6, 0x0103FF],
+    [0x01049E, 0x0104AF],
+    [0x0104D4, 0x0104D7],
+    [0x0104FC, 0x0104FF],
+    [0x010528, 0x01052F],
+    [0x010564, 0x0105FF],
+    [0x010737, 0x01073F],
+    [0x010756, 0x01075F],
+    [0x010768, 0x0107FF],
+    [0x010806, 0x010807],
+    [0x010839, 0x01083B],
+    [0x01083D, 0x01083E],
+    [0x010856, 0x01085F],
+    [0x010877, 0x01087F],
+    [0x01089F, 0x0108DF],
+    [0x0108F6, 0x0108FF],
+    [0x010916, 0x01091F],
+    [0x01093A, 0x01097F],
+    [0x0109B8, 0x0109BD],
+    [0x0109C0, 0x0109FF],
+    [0x010A01, 0x010A0F],
+    [0x010A34, 0x010A5F],
+    [0x010A7D, 0x010A7F],
+    [0x010A9D, 0x010ABF],
+    [0x010AE5, 0x010AFF],
+    [0x010B36, 0x010B3F],
+    [0x010B56, 0x010B5F],
+    [0x010B73, 0x010B7F],
+    [0x010B92, 0x010BFF],
+    [0x010C49, 0x010C7F],
+    [0x010CB3, 0x010CBF],
+    [0x010CF3, 0x011002],
+    [0x011038, 0x011082],
+    [0x0110B0, 0x0110CF],
+    [0x0110E9, 0x011102],
+    [0x011127, 0x01114F],
+    [0x011173, 0x011175],
+    [0x011177, 0x011182],
+    [0x0111B3, 0x0111C0],
+    [0x0111C5, 0x0111D9],
+    [0x0111DD, 0x0111FF],
+    [0x01122C, 0x01127F],
+    [0x0112A9, 0x0112AF],
+    [0x0112DF, 0x011304],
+    [0x01130D, 0x01130E],
+    [0x011311, 0x011312],
+    [0x01133A, 0x01133C],
+    [0x01133E, 0x01134F],
+    [0x011351, 0x01135C],
+    [0x011362, 0x0113FF],
+    [0x011435, 0x011446],
+    [0x01144B, 0x01147F],
+    [0x0114B0, 0x0114C3],
+    [0x0114C8, 0x01157F],
+    [0x0115AF, 0x0115D7],
+    [0x0115DC, 0x0115FF],
+    [0x011630, 0x011643],
+    [0x011645, 0x01167F],
+    [0x0116AB, 0x0116FF],
+    [0x01171A, 0x01189F],
+    [0x0118E0, 0x0118FE],
+    [0x011900, 0x011ABF],
+    [0x011AF9, 0x011BFF],
+    [0x011C2F, 0x011C3F],
+    [0x011C41, 0x011C71],
+    [0x011C90, 0x011FFF],
+    [0x01239A, 0x0123FF],
+    [0x01246F, 0x01247F],
+    [0x012544, 0x012FFF],
+    [0x01342F, 0x0143FF],
+    [0x014647, 0x0167FF],
+    [0x016A39, 0x016A3F],
+    [0x016A5F, 0x016ACF],
+    [0x016AEE, 0x016AFF],
+    [0x016B30, 0x016B3F],
+    [0x016B44, 0x016B62],
+    [0x016B78, 0x016B7C],
+    [0x016B90, 0x016EFF],
+    [0x016F45, 0x016F4F],
+    [0x016F51, 0x016F92],
+    [0x016FA0, 0x016FDF],
+    [0x016FE1, 0x016FFF],
+    [0x0187ED, 0x0187FF],
+    [0x018AF3, 0x01AFFF],
+    [0x01B002, 0x01BBFF],
+    [0x01BC6B, 0x01BC6F],
+    [0x01BC7D, 0x01BC7F],
+    [0x01BC89, 0x01BC8F],
+    [0x01BC9A, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01E7FF],
+    [0x01E8C5, 0x01E8FF],
+    [0x01E944, 0x01EDFF],
+    [0x01EE25, 0x01EE26],
+    [0x01EE3C, 0x01EE41],
+    [0x01EE43, 0x01EE46],
+    [0x01EE55, 0x01EE56],
+    [0x01EE65, 0x01EE66],
+    [0x01EE9C, 0x01EEA0],
+    [0x01EEBC, 0x01FFFF],
+    [0x02A6D7, 0x02A6FF],
+    [0x02B735, 0x02B73F],
+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x02F7FF],
+    [0x02FA1E, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{ID_Start}+$/u,
+  nonMatchSymbols,
+  "\\P{ID_Start}"
+);
+testPropertyEscapes(
+  /^\P{IDS}+$/u,
+  nonMatchSymbols,
+  "\\P{IDS}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Ideographic.js b/test/built-ins/RegExp/property-escapes/Ideographic.js
new file mode 100644
index 0000000000000000000000000000000000000000..24c5f1d5b275c2876e90f21d28e5a7fcfbb74741
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Ideographic.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Ideographic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x003006, 0x003007],
+    [0x003021, 0x003029],
+    [0x003038, 0x00303A],
+    [0x003400, 0x004DB5],
+    [0x004E00, 0x009FD5],
+    [0x00F900, 0x00FA6D],
+    [0x00FA70, 0x00FAD9],
+    [0x017000, 0x0187EC],
+    [0x018800, 0x018AF2],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1],
+    [0x02F800, 0x02FA1D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Ideographic}+$/u,
+  matchSymbols,
+  "\\p{Ideographic}"
+);
+testPropertyEscapes(
+  /^\p{Ideo}+$/u,
+  matchSymbols,
+  "\\p{Ideo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x003005],
+    [0x003008, 0x003020],
+    [0x00302A, 0x003037],
+    [0x00303B, 0x0033FF],
+    [0x004DB6, 0x004DFF],
+    [0x009FD6, 0x00DBFF],
+    [0x00E000, 0x00F8FF],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x016FFF],
+    [0x0187ED, 0x0187FF],
+    [0x018AF3, 0x01FFFF],
+    [0x02A6D7, 0x02A6FF],
+    [0x02B735, 0x02B73F],
+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x02F7FF],
+    [0x02FA1E, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Ideographic}+$/u,
+  nonMatchSymbols,
+  "\\P{Ideographic}"
+);
+testPropertyEscapes(
+  /^\P{Ideo}+$/u,
+  nonMatchSymbols,
+  "\\P{Ideo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Join_Control.js b/test/built-ins/RegExp/property-escapes/Join_Control.js
new file mode 100644
index 0000000000000000000000000000000000000000..3d3dfd0eb8554345feb41a8d4a592b0dabee1f7c
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Join_Control.js
@@ -0,0 +1,51 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Join_Control`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00200C, 0x00200D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Join_Control}+$/u,
+  matchSymbols,
+  "\\p{Join_Control}"
+);
+testPropertyEscapes(
+  /^\p{Join_C}+$/u,
+  matchSymbols,
+  "\\p{Join_C}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00200B],
+    [0x00200E, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Join_Control}+$/u,
+  nonMatchSymbols,
+  "\\P{Join_Control}"
+);
+testPropertyEscapes(
+  /^\P{Join_C}+$/u,
+  nonMatchSymbols,
+  "\\P{Join_C}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Logical_Order_Exception.js b/test/built-ins/RegExp/property-escapes/Logical_Order_Exception.js
new file mode 100644
index 0000000000000000000000000000000000000000..98112531e38748bb89c45c6a7b0367978c629ec5
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Logical_Order_Exception.js
@@ -0,0 +1,65 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Logical_Order_Exception`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0019BA,
+    0x00AAB9
+  ],
+  ranges: [
+    [0x000E40, 0x000E44],
+    [0x000EC0, 0x000EC4],
+    [0x0019B5, 0x0019B7],
+    [0x00AAB5, 0x00AAB6],
+    [0x00AABB, 0x00AABC]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Logical_Order_Exception}+$/u,
+  matchSymbols,
+  "\\p{Logical_Order_Exception}"
+);
+testPropertyEscapes(
+  /^\p{LOE}+$/u,
+  matchSymbols,
+  "\\p{LOE}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00AABA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000E3F],
+    [0x000E45, 0x000EBF],
+    [0x000EC5, 0x0019B4],
+    [0x0019B8, 0x0019B9],
+    [0x0019BB, 0x00AAB4],
+    [0x00AAB7, 0x00AAB8],
+    [0x00AABD, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Logical_Order_Exception}+$/u,
+  nonMatchSymbols,
+  "\\P{Logical_Order_Exception}"
+);
+testPropertyEscapes(
+  /^\P{LOE}+$/u,
+  nonMatchSymbols,
+  "\\P{LOE}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Lowercase.js b/test/built-ins/RegExp/property-escapes/Lowercase.js
new file mode 100644
index 0000000000000000000000000000000000000000..685eafbcd5d5d59f3c2436d884640d20e2667288
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Lowercase.js
@@ -0,0 +1,1331 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Lowercase`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AA,
+    0x0000B5,
+    0x0000BA,
+    0x000101,
+    0x000103,
+    0x000105,
+    0x000107,
+    0x000109,
+    0x00010B,
+    0x00010D,
+    0x00010F,
+    0x000111,
+    0x000113,
+    0x000115,
+    0x000117,
+    0x000119,
+    0x00011B,
+    0x00011D,
+    0x00011F,
+    0x000121,
+    0x000123,
+    0x000125,
+    0x000127,
+    0x000129,
+    0x00012B,
+    0x00012D,
+    0x00012F,
+    0x000131,
+    0x000133,
+    0x000135,
+    0x00013A,
+    0x00013C,
+    0x00013E,
+    0x000140,
+    0x000142,
+    0x000144,
+    0x000146,
+    0x00014B,
+    0x00014D,
+    0x00014F,
+    0x000151,
+    0x000153,
+    0x000155,
+    0x000157,
+    0x000159,
+    0x00015B,
+    0x00015D,
+    0x00015F,
+    0x000161,
+    0x000163,
+    0x000165,
+    0x000167,
+    0x000169,
+    0x00016B,
+    0x00016D,
+    0x00016F,
+    0x000171,
+    0x000173,
+    0x000175,
+    0x000177,
+    0x00017A,
+    0x00017C,
+    0x000183,
+    0x000185,
+    0x000188,
+    0x000192,
+    0x000195,
+    0x00019E,
+    0x0001A1,
+    0x0001A3,
+    0x0001A5,
+    0x0001A8,
+    0x0001AD,
+    0x0001B0,
+    0x0001B4,
+    0x0001B6,
+    0x0001C6,
+    0x0001C9,
+    0x0001CC,
+    0x0001CE,
+    0x0001D0,
+    0x0001D2,
+    0x0001D4,
+    0x0001D6,
+    0x0001D8,
+    0x0001DA,
+    0x0001DF,
+    0x0001E1,
+    0x0001E3,
+    0x0001E5,
+    0x0001E7,
+    0x0001E9,
+    0x0001EB,
+    0x0001ED,
+    0x0001F3,
+    0x0001F5,
+    0x0001F9,
+    0x0001FB,
+    0x0001FD,
+    0x0001FF,
+    0x000201,
+    0x000203,
+    0x000205,
+    0x000207,
+    0x000209,
+    0x00020B,
+    0x00020D,
+    0x00020F,
+    0x000211,
+    0x000213,
+    0x000215,
+    0x000217,
+    0x000219,
+    0x00021B,
+    0x00021D,
+    0x00021F,
+    0x000221,
+    0x000223,
+    0x000225,
+    0x000227,
+    0x000229,
+    0x00022B,
+    0x00022D,
+    0x00022F,
+    0x000231,
+    0x00023C,
+    0x000242,
+    0x000247,
+    0x000249,
+    0x00024B,
+    0x00024D,
+    0x000345,
+    0x000371,
+    0x000373,
+    0x000377,
+    0x000390,
+    0x0003D9,
+    0x0003DB,
+    0x0003DD,
+    0x0003DF,
+    0x0003E1,
+    0x0003E3,
+    0x0003E5,
+    0x0003E7,
+    0x0003E9,
+    0x0003EB,
+    0x0003ED,
+    0x0003F5,
+    0x0003F8,
+    0x000461,
+    0x000463,
+    0x000465,
+    0x000467,
+    0x000469,
+    0x00046B,
+    0x00046D,
+    0x00046F,
+    0x000471,
+    0x000473,
+    0x000475,
+    0x000477,
+    0x000479,
+    0x00047B,
+    0x00047D,
+    0x00047F,
+    0x000481,
+    0x00048B,
+    0x00048D,
+    0x00048F,
+    0x000491,
+    0x000493,
+    0x000495,
+    0x000497,
+    0x000499,
+    0x00049B,
+    0x00049D,
+    0x00049F,
+    0x0004A1,
+    0x0004A3,
+    0x0004A5,
+    0x0004A7,
+    0x0004A9,
+    0x0004AB,
+    0x0004AD,
+    0x0004AF,
+    0x0004B1,
+    0x0004B3,
+    0x0004B5,
+    0x0004B7,
+    0x0004B9,
+    0x0004BB,
+    0x0004BD,
+    0x0004BF,
+    0x0004C2,
+    0x0004C4,
+    0x0004C6,
+    0x0004C8,
+    0x0004CA,
+    0x0004CC,
+    0x0004D1,
+    0x0004D3,
+    0x0004D5,
+    0x0004D7,
+    0x0004D9,
+    0x0004DB,
+    0x0004DD,
+    0x0004DF,
+    0x0004E1,
+    0x0004E3,
+    0x0004E5,
+    0x0004E7,
+    0x0004E9,
+    0x0004EB,
+    0x0004ED,
+    0x0004EF,
+    0x0004F1,
+    0x0004F3,
+    0x0004F5,
+    0x0004F7,
+    0x0004F9,
+    0x0004FB,
+    0x0004FD,
+    0x0004FF,
+    0x000501,
+    0x000503,
+    0x000505,
+    0x000507,
+    0x000509,
+    0x00050B,
+    0x00050D,
+    0x00050F,
+    0x000511,
+    0x000513,
+    0x000515,
+    0x000517,
+    0x000519,
+    0x00051B,
+    0x00051D,
+    0x00051F,
+    0x000521,
+    0x000523,
+    0x000525,
+    0x000527,
+    0x000529,
+    0x00052B,
+    0x00052D,
+    0x00052F,
+    0x001E01,
+    0x001E03,
+    0x001E05,
+    0x001E07,
+    0x001E09,
+    0x001E0B,
+    0x001E0D,
+    0x001E0F,
+    0x001E11,
+    0x001E13,
+    0x001E15,
+    0x001E17,
+    0x001E19,
+    0x001E1B,
+    0x001E1D,
+    0x001E1F,
+    0x001E21,
+    0x001E23,
+    0x001E25,
+    0x001E27,
+    0x001E29,
+    0x001E2B,
+    0x001E2D,
+    0x001E2F,
+    0x001E31,
+    0x001E33,
+    0x001E35,
+    0x001E37,
+    0x001E39,
+    0x001E3B,
+    0x001E3D,
+    0x001E3F,
+    0x001E41,
+    0x001E43,
+    0x001E45,
+    0x001E47,
+    0x001E49,
+    0x001E4B,
+    0x001E4D,
+    0x001E4F,
+    0x001E51,
+    0x001E53,
+    0x001E55,
+    0x001E57,
+    0x001E59,
+    0x001E5B,
+    0x001E5D,
+    0x001E5F,
+    0x001E61,
+    0x001E63,
+    0x001E65,
+    0x001E67,
+    0x001E69,
+    0x001E6B,
+    0x001E6D,
+    0x001E6F,
+    0x001E71,
+    0x001E73,
+    0x001E75,
+    0x001E77,
+    0x001E79,
+    0x001E7B,
+    0x001E7D,
+    0x001E7F,
+    0x001E81,
+    0x001E83,
+    0x001E85,
+    0x001E87,
+    0x001E89,
+    0x001E8B,
+    0x001E8D,
+    0x001E8F,
+    0x001E91,
+    0x001E93,
+    0x001E9F,
+    0x001EA1,
+    0x001EA3,
+    0x001EA5,
+    0x001EA7,
+    0x001EA9,
+    0x001EAB,
+    0x001EAD,
+    0x001EAF,
+    0x001EB1,
+    0x001EB3,
+    0x001EB5,
+    0x001EB7,
+    0x001EB9,
+    0x001EBB,
+    0x001EBD,
+    0x001EBF,
+    0x001EC1,
+    0x001EC3,
+    0x001EC5,
+    0x001EC7,
+    0x001EC9,
+    0x001ECB,
+    0x001ECD,
+    0x001ECF,
+    0x001ED1,
+    0x001ED3,
+    0x001ED5,
+    0x001ED7,
+    0x001ED9,
+    0x001EDB,
+    0x001EDD,
+    0x001EDF,
+    0x001EE1,
+    0x001EE3,
+    0x001EE5,
+    0x001EE7,
+    0x001EE9,
+    0x001EEB,
+    0x001EED,
+    0x001EEF,
+    0x001EF1,
+    0x001EF3,
+    0x001EF5,
+    0x001EF7,
+    0x001EF9,
+    0x001EFB,
+    0x001EFD,
+    0x001FBE,
+    0x002071,
+    0x00207F,
+    0x00210A,
+    0x002113,
+    0x00212F,
+    0x002134,
+    0x002139,
+    0x00214E,
+    0x002184,
+    0x002C61,
+    0x002C68,
+    0x002C6A,
+    0x002C6C,
+    0x002C71,
+    0x002C81,
+    0x002C83,
+    0x002C85,
+    0x002C87,
+    0x002C89,
+    0x002C8B,
+    0x002C8D,
+    0x002C8F,
+    0x002C91,
+    0x002C93,
+    0x002C95,
+    0x002C97,
+    0x002C99,
+    0x002C9B,
+    0x002C9D,
+    0x002C9F,
+    0x002CA1,
+    0x002CA3,
+    0x002CA5,
+    0x002CA7,
+    0x002CA9,
+    0x002CAB,
+    0x002CAD,
+    0x002CAF,
+    0x002CB1,
+    0x002CB3,
+    0x002CB5,
+    0x002CB7,
+    0x002CB9,
+    0x002CBB,
+    0x002CBD,
+    0x002CBF,
+    0x002CC1,
+    0x002CC3,
+    0x002CC5,
+    0x002CC7,
+    0x002CC9,
+    0x002CCB,
+    0x002CCD,
+    0x002CCF,
+    0x002CD1,
+    0x002CD3,
+    0x002CD5,
+    0x002CD7,
+    0x002CD9,
+    0x002CDB,
+    0x002CDD,
+    0x002CDF,
+    0x002CE1,
+    0x002CEC,
+    0x002CEE,
+    0x002CF3,
+    0x002D27,
+    0x002D2D,
+    0x00A641,
+    0x00A643,
+    0x00A645,
+    0x00A647,
+    0x00A649,
+    0x00A64B,
+    0x00A64D,
+    0x00A64F,
+    0x00A651,
+    0x00A653,
+    0x00A655,
+    0x00A657,
+    0x00A659,
+    0x00A65B,
+    0x00A65D,
+    0x00A65F,
+    0x00A661,
+    0x00A663,
+    0x00A665,
+    0x00A667,
+    0x00A669,
+    0x00A66B,
+    0x00A66D,
+    0x00A681,
+    0x00A683,
+    0x00A685,
+    0x00A687,
+    0x00A689,
+    0x00A68B,
+    0x00A68D,
+    0x00A68F,
+    0x00A691,
+    0x00A693,
+    0x00A695,
+    0x00A697,
+    0x00A699,
+    0x00A723,
+    0x00A725,
+    0x00A727,
+    0x00A729,
+    0x00A72B,
+    0x00A72D,
+    0x00A733,
+    0x00A735,
+    0x00A737,
+    0x00A739,
+    0x00A73B,
+    0x00A73D,
+    0x00A73F,
+    0x00A741,
+    0x00A743,
+    0x00A745,
+    0x00A747,
+    0x00A749,
+    0x00A74B,
+    0x00A74D,
+    0x00A74F,
+    0x00A751,
+    0x00A753,
+    0x00A755,
+    0x00A757,
+    0x00A759,
+    0x00A75B,
+    0x00A75D,
+    0x00A75F,
+    0x00A761,
+    0x00A763,
+    0x00A765,
+    0x00A767,
+    0x00A769,
+    0x00A76B,
+    0x00A76D,
+    0x00A77A,
+    0x00A77C,
+    0x00A77F,
+    0x00A781,
+    0x00A783,
+    0x00A785,
+    0x00A787,
+    0x00A78C,
+    0x00A78E,
+    0x00A791,
+    0x00A797,
+    0x00A799,
+    0x00A79B,
+    0x00A79D,
+    0x00A79F,
+    0x00A7A1,
+    0x00A7A3,
+    0x00A7A5,
+    0x00A7A7,
+    0x00A7A9,
+    0x00A7B5,
+    0x00A7B7,
+    0x01D4BB,
+    0x01D7CB
+  ],
+  ranges: [
+    [0x000061, 0x00007A],
+    [0x0000DF, 0x0000F6],
+    [0x0000F8, 0x0000FF],
+    [0x000137, 0x000138],
+    [0x000148, 0x000149],
+    [0x00017E, 0x000180],
+    [0x00018C, 0x00018D],
+    [0x000199, 0x00019B],
+    [0x0001AA, 0x0001AB],
+    [0x0001B9, 0x0001BA],
+    [0x0001BD, 0x0001BF],
+    [0x0001DC, 0x0001DD],
+    [0x0001EF, 0x0001F0],
+    [0x000233, 0x000239],
+    [0x00023F, 0x000240],
+    [0x00024F, 0x000293],
+    [0x000295, 0x0002B8],
+    [0x0002C0, 0x0002C1],
+    [0x0002E0, 0x0002E4],
+    [0x00037A, 0x00037D],
+    [0x0003AC, 0x0003CE],
+    [0x0003D0, 0x0003D1],
+    [0x0003D5, 0x0003D7],
+    [0x0003EF, 0x0003F3],
+    [0x0003FB, 0x0003FC],
+    [0x000430, 0x00045F],
+    [0x0004CE, 0x0004CF],
+    [0x000561, 0x000587],
+    [0x0013F8, 0x0013FD],
+    [0x001C80, 0x001C88],
+    [0x001D00, 0x001DBF],
+    [0x001E95, 0x001E9D],
+    [0x001EFF, 0x001F07],
+    [0x001F10, 0x001F15],
+    [0x001F20, 0x001F27],
+    [0x001F30, 0x001F37],
+    [0x001F40, 0x001F45],
+    [0x001F50, 0x001F57],
+    [0x001F60, 0x001F67],
+    [0x001F70, 0x001F7D],
+    [0x001F80, 0x001F87],
+    [0x001F90, 0x001F97],
+    [0x001FA0, 0x001FA7],
+    [0x001FB0, 0x001FB4],
+    [0x001FB6, 0x001FB7],
+    [0x001FC2, 0x001FC4],
+    [0x001FC6, 0x001FC7],
+    [0x001FD0, 0x001FD3],
+    [0x001FD6, 0x001FD7],
+    [0x001FE0, 0x001FE7],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FF7],
+    [0x002090, 0x00209C],
+    [0x00210E, 0x00210F],
+    [0x00213C, 0x00213D],
+    [0x002146, 0x002149],
+    [0x002170, 0x00217F],
+    [0x0024D0, 0x0024E9],
+    [0x002C30, 0x002C5E],
+    [0x002C65, 0x002C66],
+    [0x002C73, 0x002C74],
+    [0x002C76, 0x002C7D],
+    [0x002CE3, 0x002CE4],
+    [0x002D00, 0x002D25],
+    [0x00A69B, 0x00A69D],
+    [0x00A72F, 0x00A731],
+    [0x00A76F, 0x00A778],
+    [0x00A793, 0x00A795],
+    [0x00A7F8, 0x00A7FA],
+    [0x00AB30, 0x00AB5A],
+    [0x00AB5C, 0x00AB65],
+    [0x00AB70, 0x00ABBF],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FF41, 0x00FF5A],
+    [0x010428, 0x01044F],
+    [0x0104D8, 0x0104FB],
+    [0x010CC0, 0x010CF2],
+    [0x0118C0, 0x0118DF],
+    [0x01D41A, 0x01D433],
+    [0x01D44E, 0x01D454],
+    [0x01D456, 0x01D467],
+    [0x01D482, 0x01D49B],
+    [0x01D4B6, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D4CF],
+    [0x01D4EA, 0x01D503],
+    [0x01D51E, 0x01D537],
+    [0x01D552, 0x01D56B],
+    [0x01D586, 0x01D59F],
+    [0x01D5BA, 0x01D5D3],
+    [0x01D5EE, 0x01D607],
+    [0x01D622, 0x01D63B],
+    [0x01D656, 0x01D66F],
+    [0x01D68A, 0x01D6A5],
+    [0x01D6C2, 0x01D6DA],
+    [0x01D6DC, 0x01D6E1],
+    [0x01D6FC, 0x01D714],
+    [0x01D716, 0x01D71B],
+    [0x01D736, 0x01D74E],
+    [0x01D750, 0x01D755],
+    [0x01D770, 0x01D788],
+    [0x01D78A, 0x01D78F],
+    [0x01D7AA, 0x01D7C2],
+    [0x01D7C4, 0x01D7C9],
+    [0x01E922, 0x01E943]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Lowercase}+$/u,
+  matchSymbols,
+  "\\p{Lowercase}"
+);
+testPropertyEscapes(
+  /^\p{Lower}+$/u,
+  matchSymbols,
+  "\\p{Lower}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000F7,
+    0x000100,
+    0x000102,
+    0x000104,
+    0x000106,
+    0x000108,
+    0x00010A,
+    0x00010C,
+    0x00010E,
+    0x000110,
+    0x000112,
+    0x000114,
+    0x000116,
+    0x000118,
+    0x00011A,
+    0x00011C,
+    0x00011E,
+    0x000120,
+    0x000122,
+    0x000124,
+    0x000126,
+    0x000128,
+    0x00012A,
+    0x00012C,
+    0x00012E,
+    0x000130,
+    0x000132,
+    0x000134,
+    0x000136,
+    0x000139,
+    0x00013B,
+    0x00013D,
+    0x00013F,
+    0x000141,
+    0x000143,
+    0x000145,
+    0x000147,
+    0x00014A,
+    0x00014C,
+    0x00014E,
+    0x000150,
+    0x000152,
+    0x000154,
+    0x000156,
+    0x000158,
+    0x00015A,
+    0x00015C,
+    0x00015E,
+    0x000160,
+    0x000162,
+    0x000164,
+    0x000166,
+    0x000168,
+    0x00016A,
+    0x00016C,
+    0x00016E,
+    0x000170,
+    0x000172,
+    0x000174,
+    0x000176,
+    0x00017B,
+    0x00017D,
+    0x000184,
+    0x0001A2,
+    0x0001A4,
+    0x0001A9,
+    0x0001AC,
+    0x0001B5,
+    0x0001CD,
+    0x0001CF,
+    0x0001D1,
+    0x0001D3,
+    0x0001D5,
+    0x0001D7,
+    0x0001D9,
+    0x0001DB,
+    0x0001DE,
+    0x0001E0,
+    0x0001E2,
+    0x0001E4,
+    0x0001E6,
+    0x0001E8,
+    0x0001EA,
+    0x0001EC,
+    0x0001EE,
+    0x0001F4,
+    0x0001FA,
+    0x0001FC,
+    0x0001FE,
+    0x000200,
+    0x000202,
+    0x000204,
+    0x000206,
+    0x000208,
+    0x00020A,
+    0x00020C,
+    0x00020E,
+    0x000210,
+    0x000212,
+    0x000214,
+    0x000216,
+    0x000218,
+    0x00021A,
+    0x00021C,
+    0x00021E,
+    0x000220,
+    0x000222,
+    0x000224,
+    0x000226,
+    0x000228,
+    0x00022A,
+    0x00022C,
+    0x00022E,
+    0x000230,
+    0x000232,
+    0x000241,
+    0x000248,
+    0x00024A,
+    0x00024C,
+    0x00024E,
+    0x000294,
+    0x000372,
+    0x0003CF,
+    0x0003D8,
+    0x0003DA,
+    0x0003DC,
+    0x0003DE,
+    0x0003E0,
+    0x0003E2,
+    0x0003E4,
+    0x0003E6,
+    0x0003E8,
+    0x0003EA,
+    0x0003EC,
+    0x0003EE,
+    0x0003F4,
+    0x000460,
+    0x000462,
+    0x000464,
+    0x000466,
+    0x000468,
+    0x00046A,
+    0x00046C,
+    0x00046E,
+    0x000470,
+    0x000472,
+    0x000474,
+    0x000476,
+    0x000478,
+    0x00047A,
+    0x00047C,
+    0x00047E,
+    0x000480,
+    0x00048C,
+    0x00048E,
+    0x000490,
+    0x000492,
+    0x000494,
+    0x000496,
+    0x000498,
+    0x00049A,
+    0x00049C,
+    0x00049E,
+    0x0004A0,
+    0x0004A2,
+    0x0004A4,
+    0x0004A6,
+    0x0004A8,
+    0x0004AA,
+    0x0004AC,
+    0x0004AE,
+    0x0004B0,
+    0x0004B2,
+    0x0004B4,
+    0x0004B6,
+    0x0004B8,
+    0x0004BA,
+    0x0004BC,
+    0x0004BE,
+    0x0004C3,
+    0x0004C5,
+    0x0004C7,
+    0x0004C9,
+    0x0004CB,
+    0x0004CD,
+    0x0004D0,
+    0x0004D2,
+    0x0004D4,
+    0x0004D6,
+    0x0004D8,
+    0x0004DA,
+    0x0004DC,
+    0x0004DE,
+    0x0004E0,
+    0x0004E2,
+    0x0004E4,
+    0x0004E6,
+    0x0004E8,
+    0x0004EA,
+    0x0004EC,
+    0x0004EE,
+    0x0004F0,
+    0x0004F2,
+    0x0004F4,
+    0x0004F6,
+    0x0004F8,
+    0x0004FA,
+    0x0004FC,
+    0x0004FE,
+    0x000500,
+    0x000502,
+    0x000504,
+    0x000506,
+    0x000508,
+    0x00050A,
+    0x00050C,
+    0x00050E,
+    0x000510,
+    0x000512,
+    0x000514,
+    0x000516,
+    0x000518,
+    0x00051A,
+    0x00051C,
+    0x00051E,
+    0x000520,
+    0x000522,
+    0x000524,
+    0x000526,
+    0x000528,
+    0x00052A,
+    0x00052C,
+    0x00052E,
+    0x001E02,
+    0x001E04,
+    0x001E06,
+    0x001E08,
+    0x001E0A,
+    0x001E0C,
+    0x001E0E,
+    0x001E10,
+    0x001E12,
+    0x001E14,
+    0x001E16,
+    0x001E18,
+    0x001E1A,
+    0x001E1C,
+    0x001E1E,
+    0x001E20,
+    0x001E22,
+    0x001E24,
+    0x001E26,
+    0x001E28,
+    0x001E2A,
+    0x001E2C,
+    0x001E2E,
+    0x001E30,
+    0x001E32,
+    0x001E34,
+    0x001E36,
+    0x001E38,
+    0x001E3A,
+    0x001E3C,
+    0x001E3E,
+    0x001E40,
+    0x001E42,
+    0x001E44,
+    0x001E46,
+    0x001E48,
+    0x001E4A,
+    0x001E4C,
+    0x001E4E,
+    0x001E50,
+    0x001E52,
+    0x001E54,
+    0x001E56,
+    0x001E58,
+    0x001E5A,
+    0x001E5C,
+    0x001E5E,
+    0x001E60,
+    0x001E62,
+    0x001E64,
+    0x001E66,
+    0x001E68,
+    0x001E6A,
+    0x001E6C,
+    0x001E6E,
+    0x001E70,
+    0x001E72,
+    0x001E74,
+    0x001E76,
+    0x001E78,
+    0x001E7A,
+    0x001E7C,
+    0x001E7E,
+    0x001E80,
+    0x001E82,
+    0x001E84,
+    0x001E86,
+    0x001E88,
+    0x001E8A,
+    0x001E8C,
+    0x001E8E,
+    0x001E90,
+    0x001E92,
+    0x001E94,
+    0x001E9E,
+    0x001EA0,
+    0x001EA2,
+    0x001EA4,
+    0x001EA6,
+    0x001EA8,
+    0x001EAA,
+    0x001EAC,
+    0x001EAE,
+    0x001EB0,
+    0x001EB2,
+    0x001EB4,
+    0x001EB6,
+    0x001EB8,
+    0x001EBA,
+    0x001EBC,
+    0x001EBE,
+    0x001EC0,
+    0x001EC2,
+    0x001EC4,
+    0x001EC6,
+    0x001EC8,
+    0x001ECA,
+    0x001ECC,
+    0x001ECE,
+    0x001ED0,
+    0x001ED2,
+    0x001ED4,
+    0x001ED6,
+    0x001ED8,
+    0x001EDA,
+    0x001EDC,
+    0x001EDE,
+    0x001EE0,
+    0x001EE2,
+    0x001EE4,
+    0x001EE6,
+    0x001EE8,
+    0x001EEA,
+    0x001EEC,
+    0x001EEE,
+    0x001EF0,
+    0x001EF2,
+    0x001EF4,
+    0x001EF6,
+    0x001EF8,
+    0x001EFA,
+    0x001EFC,
+    0x001EFE,
+    0x001FB5,
+    0x001FC5,
+    0x001FF5,
+    0x002C67,
+    0x002C69,
+    0x002C6B,
+    0x002C72,
+    0x002C75,
+    0x002C82,
+    0x002C84,
+    0x002C86,
+    0x002C88,
+    0x002C8A,
+    0x002C8C,
+    0x002C8E,
+    0x002C90,
+    0x002C92,
+    0x002C94,
+    0x002C96,
+    0x002C98,
+    0x002C9A,
+    0x002C9C,
+    0x002C9E,
+    0x002CA0,
+    0x002CA2,
+    0x002CA4,
+    0x002CA6,
+    0x002CA8,
+    0x002CAA,
+    0x002CAC,
+    0x002CAE,
+    0x002CB0,
+    0x002CB2,
+    0x002CB4,
+    0x002CB6,
+    0x002CB8,
+    0x002CBA,
+    0x002CBC,
+    0x002CBE,
+    0x002CC0,
+    0x002CC2,
+    0x002CC4,
+    0x002CC6,
+    0x002CC8,
+    0x002CCA,
+    0x002CCC,
+    0x002CCE,
+    0x002CD0,
+    0x002CD2,
+    0x002CD4,
+    0x002CD6,
+    0x002CD8,
+    0x002CDA,
+    0x002CDC,
+    0x002CDE,
+    0x002CE0,
+    0x002CE2,
+    0x002CED,
+    0x002D26,
+    0x00A642,
+    0x00A644,
+    0x00A646,
+    0x00A648,
+    0x00A64A,
+    0x00A64C,
+    0x00A64E,
+    0x00A650,
+    0x00A652,
+    0x00A654,
+    0x00A656,
+    0x00A658,
+    0x00A65A,
+    0x00A65C,
+    0x00A65E,
+    0x00A660,
+    0x00A662,
+    0x00A664,
+    0x00A666,
+    0x00A668,
+    0x00A66A,
+    0x00A66C,
+    0x00A682,
+    0x00A684,
+    0x00A686,
+    0x00A688,
+    0x00A68A,
+    0x00A68C,
+    0x00A68E,
+    0x00A690,
+    0x00A692,
+    0x00A694,
+    0x00A696,
+    0x00A698,
+    0x00A69A,
+    0x00A724,
+    0x00A726,
+    0x00A728,
+    0x00A72A,
+    0x00A72C,
+    0x00A72E,
+    0x00A732,
+    0x00A734,
+    0x00A736,
+    0x00A738,
+    0x00A73A,
+    0x00A73C,
+    0x00A73E,
+    0x00A740,
+    0x00A742,
+    0x00A744,
+    0x00A746,
+    0x00A748,
+    0x00A74A,
+    0x00A74C,
+    0x00A74E,
+    0x00A750,
+    0x00A752,
+    0x00A754,
+    0x00A756,
+    0x00A758,
+    0x00A75A,
+    0x00A75C,
+    0x00A75E,
+    0x00A760,
+    0x00A762,
+    0x00A764,
+    0x00A766,
+    0x00A768,
+    0x00A76A,
+    0x00A76C,
+    0x00A76E,
+    0x00A779,
+    0x00A77B,
+    0x00A780,
+    0x00A782,
+    0x00A784,
+    0x00A786,
+    0x00A78D,
+    0x00A792,
+    0x00A796,
+    0x00A798,
+    0x00A79A,
+    0x00A79C,
+    0x00A79E,
+    0x00A7A0,
+    0x00A7A2,
+    0x00A7A4,
+    0x00A7A6,
+    0x00A7A8,
+    0x00A7B6,
+    0x00AB5B,
+    0x01D455,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D6DB,
+    0x01D715,
+    0x01D74F,
+    0x01D789,
+    0x01D7C3,
+    0x01D7CA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000060],
+    [0x00007B, 0x0000A9],
+    [0x0000AB, 0x0000B4],
+    [0x0000B6, 0x0000B9],
+    [0x0000BB, 0x0000DE],
+    [0x000178, 0x000179],
+    [0x000181, 0x000182],
+    [0x000186, 0x000187],
+    [0x000189, 0x00018B],
+    [0x00018E, 0x000191],
+    [0x000193, 0x000194],
+    [0x000196, 0x000198],
+    [0x00019C, 0x00019D],
+    [0x00019F, 0x0001A0],
+    [0x0001A6, 0x0001A7],
+    [0x0001AE, 0x0001AF],
+    [0x0001B1, 0x0001B3],
+    [0x0001B7, 0x0001B8],
+    [0x0001BB, 0x0001BC],
+    [0x0001C0, 0x0001C5],
+    [0x0001C7, 0x0001C8],
+    [0x0001CA, 0x0001CB],
+    [0x0001F1, 0x0001F2],
+    [0x0001F6, 0x0001F8],
+    [0x00023A, 0x00023B],
+    [0x00023D, 0x00023E],
+    [0x000243, 0x000246],
+    [0x0002B9, 0x0002BF],
+    [0x0002C2, 0x0002DF],
+    [0x0002E5, 0x000344],
+    [0x000346, 0x000370],
+    [0x000374, 0x000376],
+    [0x000378, 0x000379],
+    [0x00037E, 0x00038F],
+    [0x000391, 0x0003AB],
+    [0x0003D2, 0x0003D4],
+    [0x0003F6, 0x0003F7],
+    [0x0003F9, 0x0003FA],
+    [0x0003FD, 0x00042F],
+    [0x000482, 0x00048A],
+    [0x0004C0, 0x0004C1],
+    [0x000530, 0x000560],
+    [0x000588, 0x0013F7],
+    [0x0013FE, 0x001C7F],
+    [0x001C89, 0x001CFF],
+    [0x001DC0, 0x001E00],
+    [0x001F08, 0x001F0F],
+    [0x001F16, 0x001F1F],
+    [0x001F28, 0x001F2F],
+    [0x001F38, 0x001F3F],
+    [0x001F46, 0x001F4F],
+    [0x001F58, 0x001F5F],
+    [0x001F68, 0x001F6F],
+    [0x001F7E, 0x001F7F],
+    [0x001F88, 0x001F8F],
+    [0x001F98, 0x001F9F],
+    [0x001FA8, 0x001FAF],
+    [0x001FB8, 0x001FBD],
+    [0x001FBF, 0x001FC1],
+    [0x001FC8, 0x001FCF],
+    [0x001FD4, 0x001FD5],
+    [0x001FD8, 0x001FDF],
+    [0x001FE8, 0x001FF1],
+    [0x001FF8, 0x002070],
+    [0x002072, 0x00207E],
+    [0x002080, 0x00208F],
+    [0x00209D, 0x002109],
+    [0x00210B, 0x00210D],
+    [0x002110, 0x002112],
+    [0x002114, 0x00212E],
+    [0x002130, 0x002133],
+    [0x002135, 0x002138],
+    [0x00213A, 0x00213B],
+    [0x00213E, 0x002145],
+    [0x00214A, 0x00214D],
+    [0x00214F, 0x00216F],
+    [0x002180, 0x002183],
+    [0x002185, 0x0024CF],
+    [0x0024EA, 0x002C2F],
+    [0x002C5F, 0x002C60],
+    [0x002C62, 0x002C64],
+    [0x002C6D, 0x002C70],
+    [0x002C7E, 0x002C80],
+    [0x002CE5, 0x002CEB],
+    [0x002CEF, 0x002CF2],
+    [0x002CF4, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x00A640],
+    [0x00A66E, 0x00A680],
+    [0x00A69E, 0x00A722],
+    [0x00A77D, 0x00A77E],
+    [0x00A788, 0x00A78B],
+    [0x00A78F, 0x00A790],
+    [0x00A7AA, 0x00A7B4],
+    [0x00A7B8, 0x00A7F7],
+    [0x00A7FB, 0x00AB2F],
+    [0x00AB66, 0x00AB6F],
+    [0x00ABC0, 0x00DBFF],
+    [0x00E000, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FF40],
+    [0x00FF5B, 0x010427],
+    [0x010450, 0x0104D7],
+    [0x0104FC, 0x010CBF],
+    [0x010CF3, 0x0118BF],
+    [0x0118E0, 0x01D419],
+    [0x01D434, 0x01D44D],
+    [0x01D468, 0x01D481],
+    [0x01D49C, 0x01D4B5],
+    [0x01D4D0, 0x01D4E9],
+    [0x01D504, 0x01D51D],
+    [0x01D538, 0x01D551],
+    [0x01D56C, 0x01D585],
+    [0x01D5A0, 0x01D5B9],
+    [0x01D5D4, 0x01D5ED],
+    [0x01D608, 0x01D621],
+    [0x01D63C, 0x01D655],
+    [0x01D670, 0x01D689],
+    [0x01D6A6, 0x01D6C1],
+    [0x01D6E2, 0x01D6FB],
+    [0x01D71C, 0x01D735],
+    [0x01D756, 0x01D76F],
+    [0x01D790, 0x01D7A9],
+    [0x01D7CC, 0x01E921],
+    [0x01E944, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Lowercase}+$/u,
+  nonMatchSymbols,
+  "\\P{Lowercase}"
+);
+testPropertyEscapes(
+  /^\P{Lower}+$/u,
+  nonMatchSymbols,
+  "\\P{Lower}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Math.js b/test/built-ins/RegExp/property-escapes/Math.js
new file mode 100644
index 0000000000000000000000000000000000000000..09b0a6c174d06aaf060132059c89cc43db8c4057
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Math.js
@@ -0,0 +1,317 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Math`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00002B,
+    0x00005E,
+    0x00007C,
+    0x00007E,
+    0x0000AC,
+    0x0000B1,
+    0x0000D7,
+    0x0000F7,
+    0x0003D5,
+    0x002016,
+    0x002040,
+    0x002044,
+    0x002052,
+    0x0020E1,
+    0x002102,
+    0x002107,
+    0x002115,
+    0x002124,
+    0x00214B,
+    0x0021DD,
+    0x00237C,
+    0x0023B7,
+    0x0023D0,
+    0x0025E2,
+    0x0025E4,
+    0x002640,
+    0x002642,
+    0x00FB29,
+    0x00FE68,
+    0x00FF0B,
+    0x00FF3C,
+    0x00FF3E,
+    0x00FF5C,
+    0x00FF5E,
+    0x00FFE2,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546,
+    0x01EE24,
+    0x01EE27,
+    0x01EE39,
+    0x01EE3B,
+    0x01EE42,
+    0x01EE47,
+    0x01EE49,
+    0x01EE4B,
+    0x01EE54,
+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E
+  ],
+  ranges: [
+    [0x00003C, 0x00003E],
+    [0x0003D0, 0x0003D2],
+    [0x0003F0, 0x0003F1],
+    [0x0003F4, 0x0003F6],
+    [0x000606, 0x000608],
+    [0x002032, 0x002034],
+    [0x002061, 0x002064],
+    [0x00207A, 0x00207E],
+    [0x00208A, 0x00208E],
+    [0x0020D0, 0x0020DC],
+    [0x0020E5, 0x0020E6],
+    [0x0020EB, 0x0020EF],
+    [0x00210A, 0x002113],
+    [0x002118, 0x00211D],
+    [0x002128, 0x002129],
+    [0x00212C, 0x00212D],
+    [0x00212F, 0x002131],
+    [0x002133, 0x002138],
+    [0x00213C, 0x002149],
+    [0x002190, 0x0021A7],
+    [0x0021A9, 0x0021AE],
+    [0x0021B0, 0x0021B1],
+    [0x0021B6, 0x0021B7],
+    [0x0021BC, 0x0021DB],
+    [0x0021E4, 0x0021E5],
+    [0x0021F4, 0x0022FF],
+    [0x002308, 0x00230B],
+    [0x002320, 0x002321],
+    [0x00239B, 0x0023B5],
+    [0x0023DC, 0x0023E2],
+    [0x0025A0, 0x0025A1],
+    [0x0025AE, 0x0025B7],
+    [0x0025BC, 0x0025C1],
+    [0x0025C6, 0x0025C7],
+    [0x0025CA, 0x0025CB],
+    [0x0025CF, 0x0025D3],
+    [0x0025E7, 0x0025EC],
+    [0x0025F8, 0x0025FF],
+    [0x002605, 0x002606],
+    [0x002660, 0x002663],
+    [0x00266D, 0x00266F],
+    [0x0027C0, 0x0027FF],
+    [0x002900, 0x002AFF],
+    [0x002B30, 0x002B44],
+    [0x002B47, 0x002B4C],
+    [0x00FE61, 0x00FE66],
+    [0x00FF1C, 0x00FF1E],
+    [0x00FFE9, 0x00FFEC],
+    [0x01D400, 0x01D454],
+    [0x01D456, 0x01D49C],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D51E, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D552, 0x01D6A5],
+    [0x01D6A8, 0x01D7CB],
+    [0x01D7CE, 0x01D7FF],
+    [0x01EE00, 0x01EE03],
+    [0x01EE05, 0x01EE1F],
+    [0x01EE21, 0x01EE22],
+    [0x01EE29, 0x01EE32],
+    [0x01EE34, 0x01EE37],
+    [0x01EE4D, 0x01EE4F],
+    [0x01EE51, 0x01EE52],
+    [0x01EE61, 0x01EE62],
+    [0x01EE67, 0x01EE6A],
+    [0x01EE6C, 0x01EE72],
+    [0x01EE74, 0x01EE77],
+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x01EEF0, 0x01EEF1]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Math}+$/u,
+  matchSymbols,
+  "\\p{Math}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00007D,
+    0x002114,
+    0x00212E,
+    0x002132,
+    0x00214A,
+    0x0021A8,
+    0x0021AF,
+    0x0021DC,
+    0x0023B6,
+    0x0025E3,
+    0x002641,
+    0x00FE67,
+    0x00FF3D,
+    0x00FF5D,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01EE04,
+    0x01EE20,
+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00002A],
+    [0x00002C, 0x00003B],
+    [0x00003F, 0x00005D],
+    [0x00005F, 0x00007B],
+    [0x00007F, 0x0000AB],
+    [0x0000AD, 0x0000B0],
+    [0x0000B2, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x0003CF],
+    [0x0003D3, 0x0003D4],
+    [0x0003D6, 0x0003EF],
+    [0x0003F2, 0x0003F3],
+    [0x0003F7, 0x000605],
+    [0x000609, 0x002015],
+    [0x002017, 0x002031],
+    [0x002035, 0x00203F],
+    [0x002041, 0x002043],
+    [0x002045, 0x002051],
+    [0x002053, 0x002060],
+    [0x002065, 0x002079],
+    [0x00207F, 0x002089],
+    [0x00208F, 0x0020CF],
+    [0x0020DD, 0x0020E0],
+    [0x0020E2, 0x0020E4],
+    [0x0020E7, 0x0020EA],
+    [0x0020F0, 0x002101],
+    [0x002103, 0x002106],
+    [0x002108, 0x002109],
+    [0x002116, 0x002117],
+    [0x00211E, 0x002123],
+    [0x002125, 0x002127],
+    [0x00212A, 0x00212B],
+    [0x002139, 0x00213B],
+    [0x00214C, 0x00218F],
+    [0x0021B2, 0x0021B5],
+    [0x0021B8, 0x0021BB],
+    [0x0021DE, 0x0021E3],
+    [0x0021E6, 0x0021F3],
+    [0x002300, 0x002307],
+    [0x00230C, 0x00231F],
+    [0x002322, 0x00237B],
+    [0x00237D, 0x00239A],
+    [0x0023B8, 0x0023CF],
+    [0x0023D1, 0x0023DB],
+    [0x0023E3, 0x00259F],
+    [0x0025A2, 0x0025AD],
+    [0x0025B8, 0x0025BB],
+    [0x0025C2, 0x0025C5],
+    [0x0025C8, 0x0025C9],
+    [0x0025CC, 0x0025CE],
+    [0x0025D4, 0x0025E1],
+    [0x0025E5, 0x0025E6],
+    [0x0025ED, 0x0025F7],
+    [0x002600, 0x002604],
+    [0x002607, 0x00263F],
+    [0x002643, 0x00265F],
+    [0x002664, 0x00266C],
+    [0x002670, 0x0027BF],
+    [0x002800, 0x0028FF],
+    [0x002B00, 0x002B2F],
+    [0x002B45, 0x002B46],
+    [0x002B4D, 0x00DBFF],
+    [0x00E000, 0x00FB28],
+    [0x00FB2A, 0x00FE60],
+    [0x00FE69, 0x00FF0A],
+    [0x00FF0C, 0x00FF1B],
+    [0x00FF1F, 0x00FF3B],
+    [0x00FF3F, 0x00FF5B],
+    [0x00FF5F, 0x00FFE1],
+    [0x00FFE3, 0x00FFE8],
+    [0x00FFED, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01D7CD],
+    [0x01D800, 0x01EDFF],
+    [0x01EE25, 0x01EE26],
+    [0x01EE3C, 0x01EE41],
+    [0x01EE43, 0x01EE46],
+    [0x01EE55, 0x01EE56],
+    [0x01EE65, 0x01EE66],
+    [0x01EE9C, 0x01EEA0],
+    [0x01EEBC, 0x01EEEF],
+    [0x01EEF2, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Math}+$/u,
+  nonMatchSymbols,
+  "\\P{Math}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Noncharacter_Code_Point.js b/test/built-ins/RegExp/property-escapes/Noncharacter_Code_Point.js
new file mode 100644
index 0000000000000000000000000000000000000000..1da2b7077331d0ebe30a29e3c5789ba92d0379f2
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Noncharacter_Code_Point.js
@@ -0,0 +1,84 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Noncharacter_Code_Point`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00FDD0, 0x00FDEF],
+    [0x00FFFE, 0x00FFFF],
+    [0x01FFFE, 0x01FFFF],
+    [0x02FFFE, 0x02FFFF],
+    [0x03FFFE, 0x03FFFF],
+    [0x04FFFE, 0x04FFFF],
+    [0x05FFFE, 0x05FFFF],
+    [0x06FFFE, 0x06FFFF],
+    [0x07FFFE, 0x07FFFF],
+    [0x08FFFE, 0x08FFFF],
+    [0x09FFFE, 0x09FFFF],
+    [0x0AFFFE, 0x0AFFFF],
+    [0x0BFFFE, 0x0BFFFF],
+    [0x0CFFFE, 0x0CFFFF],
+    [0x0DFFFE, 0x0DFFFF],
+    [0x0EFFFE, 0x0EFFFF],
+    [0x0FFFFE, 0x0FFFFF],
+    [0x10FFFE, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Noncharacter_Code_Point}+$/u,
+  matchSymbols,
+  "\\p{Noncharacter_Code_Point}"
+);
+testPropertyEscapes(
+  /^\p{NChar}+$/u,
+  matchSymbols,
+  "\\p{NChar}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x00FDCF],
+    [0x00FDF0, 0x00FFFD],
+    [0x010000, 0x01FFFD],
+    [0x020000, 0x02FFFD],
+    [0x030000, 0x03FFFD],
+    [0x040000, 0x04FFFD],
+    [0x050000, 0x05FFFD],
+    [0x060000, 0x06FFFD],
+    [0x070000, 0x07FFFD],
+    [0x080000, 0x08FFFD],
+    [0x090000, 0x09FFFD],
+    [0x0A0000, 0x0AFFFD],
+    [0x0B0000, 0x0BFFFD],
+    [0x0C0000, 0x0CFFFD],
+    [0x0D0000, 0x0DFFFD],
+    [0x0E0000, 0x0EFFFD],
+    [0x0F0000, 0x0FFFFD],
+    [0x100000, 0x10FFFD]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Noncharacter_Code_Point}+$/u,
+  nonMatchSymbols,
+  "\\P{Noncharacter_Code_Point}"
+);
+testPropertyEscapes(
+  /^\P{NChar}+$/u,
+  nonMatchSymbols,
+  "\\P{NChar}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Pattern_Syntax.js b/test/built-ins/RegExp/property-escapes/Pattern_Syntax.js
new file mode 100644
index 0000000000000000000000000000000000000000..a252b69208b7d4b6dd57cf7319841834ee0a6bc3
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Pattern_Syntax.js
@@ -0,0 +1,107 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Pattern_Syntax`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000060,
+    0x0000A9,
+    0x0000AE,
+    0x0000B6,
+    0x0000BB,
+    0x0000BF,
+    0x0000D7,
+    0x0000F7,
+    0x003030
+  ],
+  ranges: [
+    [0x000021, 0x00002F],
+    [0x00003A, 0x000040],
+    [0x00005B, 0x00005E],
+    [0x00007B, 0x00007E],
+    [0x0000A1, 0x0000A7],
+    [0x0000AB, 0x0000AC],
+    [0x0000B0, 0x0000B1],
+    [0x002010, 0x002027],
+    [0x002030, 0x00203E],
+    [0x002041, 0x002053],
+    [0x002055, 0x00205E],
+    [0x002190, 0x00245F],
+    [0x002500, 0x002775],
+    [0x002794, 0x002BFF],
+    [0x002E00, 0x002E7F],
+    [0x003001, 0x003003],
+    [0x003008, 0x003020],
+    [0x00FD3E, 0x00FD3F],
+    [0x00FE45, 0x00FE46]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Pattern_Syntax}+$/u,
+  matchSymbols,
+  "\\p{Pattern_Syntax}"
+);
+testPropertyEscapes(
+  /^\p{Pat_Syn}+$/u,
+  matchSymbols,
+  "\\p{Pat_Syn}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00005F,
+    0x0000A8,
+    0x0000AA,
+    0x0000AD,
+    0x0000AF,
+    0x002054
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000020],
+    [0x000030, 0x000039],
+    [0x000041, 0x00005A],
+    [0x000061, 0x00007A],
+    [0x00007F, 0x0000A0],
+    [0x0000B2, 0x0000B5],
+    [0x0000B7, 0x0000BA],
+    [0x0000BC, 0x0000BE],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x00200F],
+    [0x002028, 0x00202F],
+    [0x00203F, 0x002040],
+    [0x00205F, 0x00218F],
+    [0x002460, 0x0024FF],
+    [0x002776, 0x002793],
+    [0x002C00, 0x002DFF],
+    [0x002E80, 0x003000],
+    [0x003004, 0x003007],
+    [0x003021, 0x00302F],
+    [0x003031, 0x00DBFF],
+    [0x00E000, 0x00FD3D],
+    [0x00FD40, 0x00FE44],
+    [0x00FE47, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Pattern_Syntax}+$/u,
+  nonMatchSymbols,
+  "\\P{Pattern_Syntax}"
+);
+testPropertyEscapes(
+  /^\P{Pat_Syn}+$/u,
+  nonMatchSymbols,
+  "\\P{Pat_Syn}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Pattern_White_Space.js b/test/built-ins/RegExp/property-escapes/Pattern_White_Space.js
new file mode 100644
index 0000000000000000000000000000000000000000..782065a950eef8a4782f34cb593051dfca7cd875
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Pattern_White_Space.js
@@ -0,0 +1,60 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Pattern_White_Space`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000020,
+    0x000085
+  ],
+  ranges: [
+    [0x000009, 0x00000D],
+    [0x00200E, 0x00200F],
+    [0x002028, 0x002029]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Pattern_White_Space}+$/u,
+  matchSymbols,
+  "\\p{Pattern_White_Space}"
+);
+testPropertyEscapes(
+  /^\p{Pat_WS}+$/u,
+  matchSymbols,
+  "\\p{Pat_WS}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000008],
+    [0x00000E, 0x00001F],
+    [0x000021, 0x000084],
+    [0x000086, 0x00200D],
+    [0x002010, 0x002027],
+    [0x00202A, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Pattern_White_Space}+$/u,
+  nonMatchSymbols,
+  "\\P{Pattern_White_Space}"
+);
+testPropertyEscapes(
+  /^\P{Pat_WS}+$/u,
+  nonMatchSymbols,
+  "\\P{Pat_WS}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Prepended_Concatenation_Mark.js b/test/built-ins/RegExp/property-escapes/Prepended_Concatenation_Mark.js
new file mode 100644
index 0000000000000000000000000000000000000000..e725bf763f8f041488d522126ffef18d509701a6
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Prepended_Concatenation_Mark.js
@@ -0,0 +1,60 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Prepended_Concatenation_Mark`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0006DD,
+    0x00070F,
+    0x0008E2,
+    0x0110BD
+  ],
+  ranges: [
+    [0x000600, 0x000605]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Prepended_Concatenation_Mark}+$/u,
+  matchSymbols,
+  "\\p{Prepended_Concatenation_Mark}"
+);
+testPropertyEscapes(
+  /^\p{PCM}+$/u,
+  matchSymbols,
+  "\\p{PCM}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0005FF],
+    [0x000606, 0x0006DC],
+    [0x0006DE, 0x00070E],
+    [0x000710, 0x0008E1],
+    [0x0008E3, 0x00DBFF],
+    [0x00E000, 0x0110BC],
+    [0x0110BE, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Prepended_Concatenation_Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{Prepended_Concatenation_Mark}"
+);
+testPropertyEscapes(
+  /^\P{PCM}+$/u,
+  nonMatchSymbols,
+  "\\P{PCM}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Quotation_Mark.js b/test/built-ins/RegExp/property-escapes/Quotation_Mark.js
new file mode 100644
index 0000000000000000000000000000000000000000..f08be770e7e99c19a3c7f69e2cd8ba34057af69d
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Quotation_Mark.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Quotation_Mark`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000022,
+    0x000027,
+    0x0000AB,
+    0x0000BB,
+    0x002E42,
+    0x00FF02,
+    0x00FF07
+  ],
+  ranges: [
+    [0x002018, 0x00201F],
+    [0x002039, 0x00203A],
+    [0x00300C, 0x00300F],
+    [0x00301D, 0x00301F],
+    [0x00FE41, 0x00FE44],
+    [0x00FF62, 0x00FF63]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Quotation_Mark}+$/u,
+  matchSymbols,
+  "\\p{Quotation_Mark}"
+);
+testPropertyEscapes(
+  /^\p{QMark}+$/u,
+  matchSymbols,
+  "\\p{QMark}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000021],
+    [0x000023, 0x000026],
+    [0x000028, 0x0000AA],
+    [0x0000AC, 0x0000BA],
+    [0x0000BC, 0x002017],
+    [0x002020, 0x002038],
+    [0x00203B, 0x002E41],
+    [0x002E43, 0x00300B],
+    [0x003010, 0x00301C],
+    [0x003020, 0x00DBFF],
+    [0x00E000, 0x00FE40],
+    [0x00FE45, 0x00FF01],
+    [0x00FF03, 0x00FF06],
+    [0x00FF08, 0x00FF61],
+    [0x00FF64, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Quotation_Mark}+$/u,
+  nonMatchSymbols,
+  "\\P{Quotation_Mark}"
+);
+testPropertyEscapes(
+  /^\P{QMark}+$/u,
+  nonMatchSymbols,
+  "\\P{QMark}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Radical.js b/test/built-ins/RegExp/property-escapes/Radical.js
new file mode 100644
index 0000000000000000000000000000000000000000..687c2878012e6c2c79df4de8467ff4031ce94907
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Radical.js
@@ -0,0 +1,46 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Radical`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x002E80, 0x002E99],
+    [0x002E9B, 0x002EF3],
+    [0x002F00, 0x002FD5]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Radical}+$/u,
+  matchSymbols,
+  "\\p{Radical}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x002E9A
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x002E7F],
+    [0x002EF4, 0x002EFF],
+    [0x002FD6, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Radical}+$/u,
+  nonMatchSymbols,
+  "\\P{Radical}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Adlam.js b/test/built-ins/RegExp/property-escapes/Script_-_Adlam.js
new file mode 100644
index 0000000000000000000000000000000000000000..e1d09282eb89827d0187693063f86838da012400
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Adlam.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Adlam`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x01E900, 0x01E94A],
+    [0x01E950, 0x01E959],
+    [0x01E95E, 0x01E95F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Adlam}+$/u,
+  matchSymbols,
+  "\\p{Script=Adlam}"
+);
+testPropertyEscapes(
+  /^\p{Script=Adlm}+$/u,
+  matchSymbols,
+  "\\p{Script=Adlm}"
+);
+testPropertyEscapes(
+  /^\p{sc=Adlam}+$/u,
+  matchSymbols,
+  "\\p{sc=Adlam}"
+);
+testPropertyEscapes(
+  /^\p{sc=Adlm}+$/u,
+  matchSymbols,
+  "\\p{sc=Adlm}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01E8FF],
+    [0x01E94B, 0x01E94F],
+    [0x01E95A, 0x01E95D],
+    [0x01E960, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Adlam}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Adlam}"
+);
+testPropertyEscapes(
+  /^\P{Script=Adlm}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Adlm}"
+);
+testPropertyEscapes(
+  /^\P{sc=Adlam}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Adlam}"
+);
+testPropertyEscapes(
+  /^\P{sc=Adlm}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Adlm}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Ahom.js b/test/built-ins/RegExp/property-escapes/Script_-_Ahom.js
new file mode 100644
index 0000000000000000000000000000000000000000..37abf34d32670a82aa00c6a163de02428bf4e6c6
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Ahom.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Ahom`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011700, 0x011719],
+    [0x01171D, 0x01172B],
+    [0x011730, 0x01173F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Ahom}+$/u,
+  matchSymbols,
+  "\\p{Script=Ahom}"
+);
+testPropertyEscapes(
+  /^\p{Script=Ahom}+$/u,
+  matchSymbols,
+  "\\p{Script=Ahom}"
+);
+testPropertyEscapes(
+  /^\p{sc=Ahom}+$/u,
+  matchSymbols,
+  "\\p{sc=Ahom}"
+);
+testPropertyEscapes(
+  /^\p{sc=Ahom}+$/u,
+  matchSymbols,
+  "\\p{sc=Ahom}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0116FF],
+    [0x01171A, 0x01171C],
+    [0x01172C, 0x01172F],
+    [0x011740, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Ahom}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Ahom}"
+);
+testPropertyEscapes(
+  /^\P{Script=Ahom}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Ahom}"
+);
+testPropertyEscapes(
+  /^\P{sc=Ahom}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Ahom}"
+);
+testPropertyEscapes(
+  /^\P{sc=Ahom}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Ahom}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Anatolian_Hieroglyphs.js b/test/built-ins/RegExp/property-escapes/Script_-_Anatolian_Hieroglyphs.js
new file mode 100644
index 0000000000000000000000000000000000000000..8d7abb13a9f44a4c5589adb8256e1229ccc95135
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Anatolian_Hieroglyphs.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Anatolian_Hieroglyphs`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x014400, 0x014646]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Anatolian_Hieroglyphs}+$/u,
+  matchSymbols,
+  "\\p{Script=Anatolian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\p{Script=Hluw}+$/u,
+  matchSymbols,
+  "\\p{Script=Hluw}"
+);
+testPropertyEscapes(
+  /^\p{sc=Anatolian_Hieroglyphs}+$/u,
+  matchSymbols,
+  "\\p{sc=Anatolian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\p{sc=Hluw}+$/u,
+  matchSymbols,
+  "\\p{sc=Hluw}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0143FF],
+    [0x014647, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Anatolian_Hieroglyphs}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Anatolian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\P{Script=Hluw}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Hluw}"
+);
+testPropertyEscapes(
+  /^\P{sc=Anatolian_Hieroglyphs}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Anatolian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\P{sc=Hluw}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Hluw}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Arabic.js b/test/built-ins/RegExp/property-escapes/Script_-_Arabic.js
new file mode 100644
index 0000000000000000000000000000000000000000..b1d91b1ad0168d782be13ee14f8709a014f760ab
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Arabic.js
@@ -0,0 +1,183 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Arabic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00061E,
+    0x01EE24,
+    0x01EE27,
+    0x01EE39,
+    0x01EE3B,
+    0x01EE42,
+    0x01EE47,
+    0x01EE49,
+    0x01EE4B,
+    0x01EE54,
+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E
+  ],
+  ranges: [
+    [0x000600, 0x000604],
+    [0x000606, 0x00060B],
+    [0x00060D, 0x00061A],
+    [0x000620, 0x00063F],
+    [0x000641, 0x00064A],
+    [0x000656, 0x00066F],
+    [0x000671, 0x0006DC],
+    [0x0006DE, 0x0006FF],
+    [0x000750, 0x00077F],
+    [0x0008A0, 0x0008B4],
+    [0x0008B6, 0x0008BD],
+    [0x0008D4, 0x0008E1],
+    [0x0008E3, 0x0008FF],
+    [0x00FB50, 0x00FBC1],
+    [0x00FBD3, 0x00FD3D],
+    [0x00FD50, 0x00FD8F],
+    [0x00FD92, 0x00FDC7],
+    [0x00FDF0, 0x00FDFD],
+    [0x00FE70, 0x00FE74],
+    [0x00FE76, 0x00FEFC],
+    [0x010E60, 0x010E7E],
+    [0x01EE00, 0x01EE03],
+    [0x01EE05, 0x01EE1F],
+    [0x01EE21, 0x01EE22],
+    [0x01EE29, 0x01EE32],
+    [0x01EE34, 0x01EE37],
+    [0x01EE4D, 0x01EE4F],
+    [0x01EE51, 0x01EE52],
+    [0x01EE61, 0x01EE62],
+    [0x01EE67, 0x01EE6A],
+    [0x01EE6C, 0x01EE72],
+    [0x01EE74, 0x01EE77],
+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x01EEF0, 0x01EEF1]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Arabic}+$/u,
+  matchSymbols,
+  "\\p{Script=Arabic}"
+);
+testPropertyEscapes(
+  /^\p{Script=Arab}+$/u,
+  matchSymbols,
+  "\\p{Script=Arab}"
+);
+testPropertyEscapes(
+  /^\p{sc=Arabic}+$/u,
+  matchSymbols,
+  "\\p{sc=Arabic}"
+);
+testPropertyEscapes(
+  /^\p{sc=Arab}+$/u,
+  matchSymbols,
+  "\\p{sc=Arab}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000605,
+    0x00060C,
+    0x00061F,
+    0x000640,
+    0x000670,
+    0x0006DD,
+    0x0008B5,
+    0x0008E2,
+    0x00FE75,
+    0x01EE04,
+    0x01EE20,
+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0005FF],
+    [0x00061B, 0x00061D],
+    [0x00064B, 0x000655],
+    [0x000700, 0x00074F],
+    [0x000780, 0x00089F],
+    [0x0008BE, 0x0008D3],
+    [0x000900, 0x00DBFF],
+    [0x00E000, 0x00FB4F],
+    [0x00FBC2, 0x00FBD2],
+    [0x00FD3E, 0x00FD4F],
+    [0x00FD90, 0x00FD91],
+    [0x00FDC8, 0x00FDEF],
+    [0x00FDFE, 0x00FE6F],
+    [0x00FEFD, 0x010E5F],
+    [0x010E7F, 0x01EDFF],
+    [0x01EE25, 0x01EE26],
+    [0x01EE3C, 0x01EE41],
+    [0x01EE43, 0x01EE46],
+    [0x01EE55, 0x01EE56],
+    [0x01EE65, 0x01EE66],
+    [0x01EE9C, 0x01EEA0],
+    [0x01EEBC, 0x01EEEF],
+    [0x01EEF2, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Arabic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Arabic}"
+);
+testPropertyEscapes(
+  /^\P{Script=Arab}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Arab}"
+);
+testPropertyEscapes(
+  /^\P{sc=Arabic}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Arabic}"
+);
+testPropertyEscapes(
+  /^\P{sc=Arab}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Arab}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Armenian.js b/test/built-ins/RegExp/property-escapes/Script_-_Armenian.js
new file mode 100644
index 0000000000000000000000000000000000000000..2f6532f7a20247264e0909c72460bac108a2ee11
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Armenian.js
@@ -0,0 +1,83 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Armenian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00058A
+  ],
+  ranges: [
+    [0x000531, 0x000556],
+    [0x000559, 0x00055F],
+    [0x000561, 0x000587],
+    [0x00058D, 0x00058F],
+    [0x00FB13, 0x00FB17]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Armenian}+$/u,
+  matchSymbols,
+  "\\p{Script=Armenian}"
+);
+testPropertyEscapes(
+  /^\p{Script=Armn}+$/u,
+  matchSymbols,
+  "\\p{Script=Armn}"
+);
+testPropertyEscapes(
+  /^\p{sc=Armenian}+$/u,
+  matchSymbols,
+  "\\p{sc=Armenian}"
+);
+testPropertyEscapes(
+  /^\p{sc=Armn}+$/u,
+  matchSymbols,
+  "\\p{sc=Armn}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000560
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000530],
+    [0x000557, 0x000558],
+    [0x000588, 0x000589],
+    [0x00058B, 0x00058C],
+    [0x000590, 0x00DBFF],
+    [0x00E000, 0x00FB12],
+    [0x00FB18, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Armenian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Armenian}"
+);
+testPropertyEscapes(
+  /^\P{Script=Armn}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Armn}"
+);
+testPropertyEscapes(
+  /^\P{sc=Armenian}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Armenian}"
+);
+testPropertyEscapes(
+  /^\P{sc=Armn}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Armn}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Avestan.js b/test/built-ins/RegExp/property-escapes/Script_-_Avestan.js
new file mode 100644
index 0000000000000000000000000000000000000000..131468804a8d6b5aea6a4c2d4ba349495810f8f6
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Avestan.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Avestan`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010B00, 0x010B35],
+    [0x010B39, 0x010B3F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Avestan}+$/u,
+  matchSymbols,
+  "\\p{Script=Avestan}"
+);
+testPropertyEscapes(
+  /^\p{Script=Avst}+$/u,
+  matchSymbols,
+  "\\p{Script=Avst}"
+);
+testPropertyEscapes(
+  /^\p{sc=Avestan}+$/u,
+  matchSymbols,
+  "\\p{sc=Avestan}"
+);
+testPropertyEscapes(
+  /^\p{sc=Avst}+$/u,
+  matchSymbols,
+  "\\p{sc=Avst}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010AFF],
+    [0x010B36, 0x010B38],
+    [0x010B40, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Avestan}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Avestan}"
+);
+testPropertyEscapes(
+  /^\P{Script=Avst}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Avst}"
+);
+testPropertyEscapes(
+  /^\P{sc=Avestan}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Avestan}"
+);
+testPropertyEscapes(
+  /^\P{sc=Avst}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Avst}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Balinese.js b/test/built-ins/RegExp/property-escapes/Script_-_Balinese.js
new file mode 100644
index 0000000000000000000000000000000000000000..5a960279a5ba2043718cb58260b832a8d490edb7
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Balinese.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Balinese`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001B00, 0x001B4B],
+    [0x001B50, 0x001B7C]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Balinese}+$/u,
+  matchSymbols,
+  "\\p{Script=Balinese}"
+);
+testPropertyEscapes(
+  /^\p{Script=Bali}+$/u,
+  matchSymbols,
+  "\\p{Script=Bali}"
+);
+testPropertyEscapes(
+  /^\p{sc=Balinese}+$/u,
+  matchSymbols,
+  "\\p{sc=Balinese}"
+);
+testPropertyEscapes(
+  /^\p{sc=Bali}+$/u,
+  matchSymbols,
+  "\\p{sc=Bali}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001AFF],
+    [0x001B4C, 0x001B4F],
+    [0x001B7D, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Balinese}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Balinese}"
+);
+testPropertyEscapes(
+  /^\P{Script=Bali}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Bali}"
+);
+testPropertyEscapes(
+  /^\P{sc=Balinese}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Balinese}"
+);
+testPropertyEscapes(
+  /^\P{sc=Bali}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Bali}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Bamum.js b/test/built-ins/RegExp/property-escapes/Script_-_Bamum.js
new file mode 100644
index 0000000000000000000000000000000000000000..847a487eda9c8b53e02ff6ec8e1c6b1b2de98877
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Bamum.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Bamum`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A6A0, 0x00A6F7],
+    [0x016800, 0x016A38]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Bamum}+$/u,
+  matchSymbols,
+  "\\p{Script=Bamum}"
+);
+testPropertyEscapes(
+  /^\p{Script=Bamu}+$/u,
+  matchSymbols,
+  "\\p{Script=Bamu}"
+);
+testPropertyEscapes(
+  /^\p{sc=Bamum}+$/u,
+  matchSymbols,
+  "\\p{sc=Bamum}"
+);
+testPropertyEscapes(
+  /^\p{sc=Bamu}+$/u,
+  matchSymbols,
+  "\\p{sc=Bamu}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A69F],
+    [0x00A6F8, 0x00DBFF],
+    [0x00E000, 0x0167FF],
+    [0x016A39, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Bamum}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Bamum}"
+);
+testPropertyEscapes(
+  /^\P{Script=Bamu}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Bamu}"
+);
+testPropertyEscapes(
+  /^\P{sc=Bamum}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Bamum}"
+);
+testPropertyEscapes(
+  /^\P{sc=Bamu}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Bamu}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Bassa_Vah.js b/test/built-ins/RegExp/property-escapes/Script_-_Bassa_Vah.js
new file mode 100644
index 0000000000000000000000000000000000000000..a70d231849167b4a36584664845cb8fb19dfe4c3
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Bassa_Vah.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Bassa_Vah`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x016AD0, 0x016AED],
+    [0x016AF0, 0x016AF5]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Bassa_Vah}+$/u,
+  matchSymbols,
+  "\\p{Script=Bassa_Vah}"
+);
+testPropertyEscapes(
+  /^\p{Script=Bass}+$/u,
+  matchSymbols,
+  "\\p{Script=Bass}"
+);
+testPropertyEscapes(
+  /^\p{sc=Bassa_Vah}+$/u,
+  matchSymbols,
+  "\\p{sc=Bassa_Vah}"
+);
+testPropertyEscapes(
+  /^\p{sc=Bass}+$/u,
+  matchSymbols,
+  "\\p{sc=Bass}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x016ACF],
+    [0x016AEE, 0x016AEF],
+    [0x016AF6, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Bassa_Vah}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Bassa_Vah}"
+);
+testPropertyEscapes(
+  /^\P{Script=Bass}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Bass}"
+);
+testPropertyEscapes(
+  /^\P{sc=Bassa_Vah}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Bassa_Vah}"
+);
+testPropertyEscapes(
+  /^\P{sc=Bass}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Bass}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Batak.js b/test/built-ins/RegExp/property-escapes/Script_-_Batak.js
new file mode 100644
index 0000000000000000000000000000000000000000..c124c1d778acc7ca139d9c107b061c6ef91f69be
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Batak.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Batak`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001BC0, 0x001BF3],
+    [0x001BFC, 0x001BFF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Batak}+$/u,
+  matchSymbols,
+  "\\p{Script=Batak}"
+);
+testPropertyEscapes(
+  /^\p{Script=Batk}+$/u,
+  matchSymbols,
+  "\\p{Script=Batk}"
+);
+testPropertyEscapes(
+  /^\p{sc=Batak}+$/u,
+  matchSymbols,
+  "\\p{sc=Batak}"
+);
+testPropertyEscapes(
+  /^\p{sc=Batk}+$/u,
+  matchSymbols,
+  "\\p{sc=Batk}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001BBF],
+    [0x001BF4, 0x001BFB],
+    [0x001C00, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Batak}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Batak}"
+);
+testPropertyEscapes(
+  /^\P{Script=Batk}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Batk}"
+);
+testPropertyEscapes(
+  /^\P{sc=Batak}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Batak}"
+);
+testPropertyEscapes(
+  /^\P{sc=Batk}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Batk}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Bengali.js b/test/built-ins/RegExp/property-escapes/Script_-_Bengali.js
new file mode 100644
index 0000000000000000000000000000000000000000..0010719e1365dd04707dabc255ddf128d83295e6
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Bengali.js
@@ -0,0 +1,99 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Bengali`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0009B2,
+    0x0009D7
+  ],
+  ranges: [
+    [0x000980, 0x000983],
+    [0x000985, 0x00098C],
+    [0x00098F, 0x000990],
+    [0x000993, 0x0009A8],
+    [0x0009AA, 0x0009B0],
+    [0x0009B6, 0x0009B9],
+    [0x0009BC, 0x0009C4],
+    [0x0009C7, 0x0009C8],
+    [0x0009CB, 0x0009CE],
+    [0x0009DC, 0x0009DD],
+    [0x0009DF, 0x0009E3],
+    [0x0009E6, 0x0009FB]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Bengali}+$/u,
+  matchSymbols,
+  "\\p{Script=Bengali}"
+);
+testPropertyEscapes(
+  /^\p{Script=Beng}+$/u,
+  matchSymbols,
+  "\\p{Script=Beng}"
+);
+testPropertyEscapes(
+  /^\p{sc=Bengali}+$/u,
+  matchSymbols,
+  "\\p{sc=Bengali}"
+);
+testPropertyEscapes(
+  /^\p{sc=Beng}+$/u,
+  matchSymbols,
+  "\\p{sc=Beng}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000984,
+    0x0009A9,
+    0x0009B1,
+    0x0009DE
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00097F],
+    [0x00098D, 0x00098E],
+    [0x000991, 0x000992],
+    [0x0009B3, 0x0009B5],
+    [0x0009BA, 0x0009BB],
+    [0x0009C5, 0x0009C6],
+    [0x0009C9, 0x0009CA],
+    [0x0009CF, 0x0009D6],
+    [0x0009D8, 0x0009DB],
+    [0x0009E4, 0x0009E5],
+    [0x0009FC, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Bengali}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Bengali}"
+);
+testPropertyEscapes(
+  /^\P{Script=Beng}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Beng}"
+);
+testPropertyEscapes(
+  /^\P{sc=Bengali}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Bengali}"
+);
+testPropertyEscapes(
+  /^\P{sc=Beng}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Beng}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Bhaiksuki.js b/test/built-ins/RegExp/property-escapes/Script_-_Bhaiksuki.js
new file mode 100644
index 0000000000000000000000000000000000000000..75e269c4789b556fcc4f838046766bf5862f267e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Bhaiksuki.js
@@ -0,0 +1,78 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Bhaiksuki`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011C00, 0x011C08],
+    [0x011C0A, 0x011C36],
+    [0x011C38, 0x011C45],
+    [0x011C50, 0x011C6C]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Bhaiksuki}+$/u,
+  matchSymbols,
+  "\\p{Script=Bhaiksuki}"
+);
+testPropertyEscapes(
+  /^\p{Script=Bhks}+$/u,
+  matchSymbols,
+  "\\p{Script=Bhks}"
+);
+testPropertyEscapes(
+  /^\p{sc=Bhaiksuki}+$/u,
+  matchSymbols,
+  "\\p{sc=Bhaiksuki}"
+);
+testPropertyEscapes(
+  /^\p{sc=Bhks}+$/u,
+  matchSymbols,
+  "\\p{sc=Bhks}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x011C09,
+    0x011C37
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x011BFF],
+    [0x011C46, 0x011C4F],
+    [0x011C6D, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Bhaiksuki}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Bhaiksuki}"
+);
+testPropertyEscapes(
+  /^\P{Script=Bhks}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Bhks}"
+);
+testPropertyEscapes(
+  /^\P{sc=Bhaiksuki}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Bhaiksuki}"
+);
+testPropertyEscapes(
+  /^\P{sc=Bhks}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Bhks}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Bopomofo.js b/test/built-ins/RegExp/property-escapes/Script_-_Bopomofo.js
new file mode 100644
index 0000000000000000000000000000000000000000..a8bbadf290b1d8fe6ae44849380d4313b087a5dc
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Bopomofo.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Bopomofo`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0002EA, 0x0002EB],
+    [0x003105, 0x00312D],
+    [0x0031A0, 0x0031BA]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Bopomofo}+$/u,
+  matchSymbols,
+  "\\p{Script=Bopomofo}"
+);
+testPropertyEscapes(
+  /^\p{Script=Bopo}+$/u,
+  matchSymbols,
+  "\\p{Script=Bopo}"
+);
+testPropertyEscapes(
+  /^\p{sc=Bopomofo}+$/u,
+  matchSymbols,
+  "\\p{sc=Bopomofo}"
+);
+testPropertyEscapes(
+  /^\p{sc=Bopo}+$/u,
+  matchSymbols,
+  "\\p{sc=Bopo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0002E9],
+    [0x0002EC, 0x003104],
+    [0x00312E, 0x00319F],
+    [0x0031BB, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Bopomofo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Bopomofo}"
+);
+testPropertyEscapes(
+  /^\P{Script=Bopo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Bopo}"
+);
+testPropertyEscapes(
+  /^\P{sc=Bopomofo}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Bopomofo}"
+);
+testPropertyEscapes(
+  /^\P{sc=Bopo}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Bopo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Brahmi.js b/test/built-ins/RegExp/property-escapes/Script_-_Brahmi.js
new file mode 100644
index 0000000000000000000000000000000000000000..0027c33408d57ca962889c46cfaece2dd96d8ba4
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Brahmi.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Brahmi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01107F
+  ],
+  ranges: [
+    [0x011000, 0x01104D],
+    [0x011052, 0x01106F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Brahmi}+$/u,
+  matchSymbols,
+  "\\p{Script=Brahmi}"
+);
+testPropertyEscapes(
+  /^\p{Script=Brah}+$/u,
+  matchSymbols,
+  "\\p{Script=Brah}"
+);
+testPropertyEscapes(
+  /^\p{sc=Brahmi}+$/u,
+  matchSymbols,
+  "\\p{sc=Brahmi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Brah}+$/u,
+  matchSymbols,
+  "\\p{sc=Brah}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010FFF],
+    [0x01104E, 0x011051],
+    [0x011070, 0x01107E],
+    [0x011080, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Brahmi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Brahmi}"
+);
+testPropertyEscapes(
+  /^\P{Script=Brah}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Brah}"
+);
+testPropertyEscapes(
+  /^\P{sc=Brahmi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Brahmi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Brah}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Brah}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Braille.js b/test/built-ins/RegExp/property-escapes/Script_-_Braille.js
new file mode 100644
index 0000000000000000000000000000000000000000..d1ba5c4debff02c2eec3a5a22d87eac6366a1d40
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Braille.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Braille`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x002800, 0x0028FF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Braille}+$/u,
+  matchSymbols,
+  "\\p{Script=Braille}"
+);
+testPropertyEscapes(
+  /^\p{Script=Brai}+$/u,
+  matchSymbols,
+  "\\p{Script=Brai}"
+);
+testPropertyEscapes(
+  /^\p{sc=Braille}+$/u,
+  matchSymbols,
+  "\\p{sc=Braille}"
+);
+testPropertyEscapes(
+  /^\p{sc=Brai}+$/u,
+  matchSymbols,
+  "\\p{sc=Brai}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0027FF],
+    [0x002900, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Braille}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Braille}"
+);
+testPropertyEscapes(
+  /^\P{Script=Brai}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Brai}"
+);
+testPropertyEscapes(
+  /^\P{sc=Braille}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Braille}"
+);
+testPropertyEscapes(
+  /^\P{sc=Brai}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Brai}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Buginese.js b/test/built-ins/RegExp/property-escapes/Script_-_Buginese.js
new file mode 100644
index 0000000000000000000000000000000000000000..d6c1c300934447ac71af7ef17ffe52a5f895f829
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Buginese.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Buginese`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001A00, 0x001A1B],
+    [0x001A1E, 0x001A1F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Buginese}+$/u,
+  matchSymbols,
+  "\\p{Script=Buginese}"
+);
+testPropertyEscapes(
+  /^\p{Script=Bugi}+$/u,
+  matchSymbols,
+  "\\p{Script=Bugi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Buginese}+$/u,
+  matchSymbols,
+  "\\p{sc=Buginese}"
+);
+testPropertyEscapes(
+  /^\p{sc=Bugi}+$/u,
+  matchSymbols,
+  "\\p{sc=Bugi}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0019FF],
+    [0x001A1C, 0x001A1D],
+    [0x001A20, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Buginese}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Buginese}"
+);
+testPropertyEscapes(
+  /^\P{Script=Bugi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Bugi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Buginese}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Buginese}"
+);
+testPropertyEscapes(
+  /^\P{sc=Bugi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Bugi}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Buhid.js b/test/built-ins/RegExp/property-escapes/Script_-_Buhid.js
new file mode 100644
index 0000000000000000000000000000000000000000..6afd6efc0b526cb39e50cbd568297da6dab75b5c
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Buhid.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Buhid`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001740, 0x001753]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Buhid}+$/u,
+  matchSymbols,
+  "\\p{Script=Buhid}"
+);
+testPropertyEscapes(
+  /^\p{Script=Buhd}+$/u,
+  matchSymbols,
+  "\\p{Script=Buhd}"
+);
+testPropertyEscapes(
+  /^\p{sc=Buhid}+$/u,
+  matchSymbols,
+  "\\p{sc=Buhid}"
+);
+testPropertyEscapes(
+  /^\p{sc=Buhd}+$/u,
+  matchSymbols,
+  "\\p{sc=Buhd}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00173F],
+    [0x001754, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Buhid}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Buhid}"
+);
+testPropertyEscapes(
+  /^\P{Script=Buhd}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Buhd}"
+);
+testPropertyEscapes(
+  /^\P{sc=Buhid}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Buhid}"
+);
+testPropertyEscapes(
+  /^\P{sc=Buhd}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Buhd}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Canadian_Aboriginal.js b/test/built-ins/RegExp/property-escapes/Script_-_Canadian_Aboriginal.js
new file mode 100644
index 0000000000000000000000000000000000000000..bfc22f3c5b43022e8e1b7088ddbc96b35e283dec
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Canadian_Aboriginal.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Canadian_Aboriginal`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001400, 0x00167F],
+    [0x0018B0, 0x0018F5]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Canadian_Aboriginal}+$/u,
+  matchSymbols,
+  "\\p{Script=Canadian_Aboriginal}"
+);
+testPropertyEscapes(
+  /^\p{Script=Cans}+$/u,
+  matchSymbols,
+  "\\p{Script=Cans}"
+);
+testPropertyEscapes(
+  /^\p{sc=Canadian_Aboriginal}+$/u,
+  matchSymbols,
+  "\\p{sc=Canadian_Aboriginal}"
+);
+testPropertyEscapes(
+  /^\p{sc=Cans}+$/u,
+  matchSymbols,
+  "\\p{sc=Cans}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0013FF],
+    [0x001680, 0x0018AF],
+    [0x0018F6, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Canadian_Aboriginal}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Canadian_Aboriginal}"
+);
+testPropertyEscapes(
+  /^\P{Script=Cans}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Cans}"
+);
+testPropertyEscapes(
+  /^\P{sc=Canadian_Aboriginal}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Canadian_Aboriginal}"
+);
+testPropertyEscapes(
+  /^\P{sc=Cans}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Cans}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Carian.js b/test/built-ins/RegExp/property-escapes/Script_-_Carian.js
new file mode 100644
index 0000000000000000000000000000000000000000..32971275892a17c0ad32766c822efb60bec719ce
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Carian.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Carian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0102A0, 0x0102D0]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Carian}+$/u,
+  matchSymbols,
+  "\\p{Script=Carian}"
+);
+testPropertyEscapes(
+  /^\p{Script=Cari}+$/u,
+  matchSymbols,
+  "\\p{Script=Cari}"
+);
+testPropertyEscapes(
+  /^\p{sc=Carian}+$/u,
+  matchSymbols,
+  "\\p{sc=Carian}"
+);
+testPropertyEscapes(
+  /^\p{sc=Cari}+$/u,
+  matchSymbols,
+  "\\p{sc=Cari}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01029F],
+    [0x0102D1, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Carian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Carian}"
+);
+testPropertyEscapes(
+  /^\P{Script=Cari}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Cari}"
+);
+testPropertyEscapes(
+  /^\P{sc=Carian}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Carian}"
+);
+testPropertyEscapes(
+  /^\P{sc=Cari}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Cari}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Caucasian_Albanian.js b/test/built-ins/RegExp/property-escapes/Script_-_Caucasian_Albanian.js
new file mode 100644
index 0000000000000000000000000000000000000000..9fa4c3f0badd6393fbf804795cde10f3281fa74b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Caucasian_Albanian.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Caucasian_Albanian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01056F
+  ],
+  ranges: [
+    [0x010530, 0x010563]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Caucasian_Albanian}+$/u,
+  matchSymbols,
+  "\\p{Script=Caucasian_Albanian}"
+);
+testPropertyEscapes(
+  /^\p{Script=Aghb}+$/u,
+  matchSymbols,
+  "\\p{Script=Aghb}"
+);
+testPropertyEscapes(
+  /^\p{sc=Caucasian_Albanian}+$/u,
+  matchSymbols,
+  "\\p{sc=Caucasian_Albanian}"
+);
+testPropertyEscapes(
+  /^\p{sc=Aghb}+$/u,
+  matchSymbols,
+  "\\p{sc=Aghb}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01052F],
+    [0x010564, 0x01056E],
+    [0x010570, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Caucasian_Albanian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Caucasian_Albanian}"
+);
+testPropertyEscapes(
+  /^\P{Script=Aghb}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Aghb}"
+);
+testPropertyEscapes(
+  /^\P{sc=Caucasian_Albanian}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Caucasian_Albanian}"
+);
+testPropertyEscapes(
+  /^\P{sc=Aghb}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Aghb}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Chakma.js b/test/built-ins/RegExp/property-escapes/Script_-_Chakma.js
new file mode 100644
index 0000000000000000000000000000000000000000..2168e2eb18556d05a962888ce5c291c345e030c3
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Chakma.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Chakma`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011100, 0x011134],
+    [0x011136, 0x011143]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Chakma}+$/u,
+  matchSymbols,
+  "\\p{Script=Chakma}"
+);
+testPropertyEscapes(
+  /^\p{Script=Cakm}+$/u,
+  matchSymbols,
+  "\\p{Script=Cakm}"
+);
+testPropertyEscapes(
+  /^\p{sc=Chakma}+$/u,
+  matchSymbols,
+  "\\p{sc=Chakma}"
+);
+testPropertyEscapes(
+  /^\p{sc=Cakm}+$/u,
+  matchSymbols,
+  "\\p{sc=Cakm}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x011135
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0110FF],
+    [0x011144, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Chakma}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Chakma}"
+);
+testPropertyEscapes(
+  /^\P{Script=Cakm}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Cakm}"
+);
+testPropertyEscapes(
+  /^\P{sc=Chakma}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Chakma}"
+);
+testPropertyEscapes(
+  /^\P{sc=Cakm}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Cakm}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Cham.js b/test/built-ins/RegExp/property-escapes/Script_-_Cham.js
new file mode 100644
index 0000000000000000000000000000000000000000..e9a62d0ec47124ad7ef948bb25daecdf7545d102
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Cham.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Cham`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00AA00, 0x00AA36],
+    [0x00AA40, 0x00AA4D],
+    [0x00AA50, 0x00AA59],
+    [0x00AA5C, 0x00AA5F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Cham}+$/u,
+  matchSymbols,
+  "\\p{Script=Cham}"
+);
+testPropertyEscapes(
+  /^\p{Script=Cham}+$/u,
+  matchSymbols,
+  "\\p{Script=Cham}"
+);
+testPropertyEscapes(
+  /^\p{sc=Cham}+$/u,
+  matchSymbols,
+  "\\p{sc=Cham}"
+);
+testPropertyEscapes(
+  /^\p{sc=Cham}+$/u,
+  matchSymbols,
+  "\\p{sc=Cham}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A9FF],
+    [0x00AA37, 0x00AA3F],
+    [0x00AA4E, 0x00AA4F],
+    [0x00AA5A, 0x00AA5B],
+    [0x00AA60, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Cham}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Cham}"
+);
+testPropertyEscapes(
+  /^\P{Script=Cham}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Cham}"
+);
+testPropertyEscapes(
+  /^\P{sc=Cham}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Cham}"
+);
+testPropertyEscapes(
+  /^\P{sc=Cham}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Cham}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Cherokee.js b/test/built-ins/RegExp/property-escapes/Script_-_Cherokee.js
new file mode 100644
index 0000000000000000000000000000000000000000..f17e3d648927f4222e3aa5870c16b3ec66f9fbb2
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Cherokee.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Cherokee`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0013A0, 0x0013F5],
+    [0x0013F8, 0x0013FD],
+    [0x00AB70, 0x00ABBF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Cherokee}+$/u,
+  matchSymbols,
+  "\\p{Script=Cherokee}"
+);
+testPropertyEscapes(
+  /^\p{Script=Cher}+$/u,
+  matchSymbols,
+  "\\p{Script=Cher}"
+);
+testPropertyEscapes(
+  /^\p{sc=Cherokee}+$/u,
+  matchSymbols,
+  "\\p{sc=Cherokee}"
+);
+testPropertyEscapes(
+  /^\p{sc=Cher}+$/u,
+  matchSymbols,
+  "\\p{sc=Cher}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00139F],
+    [0x0013F6, 0x0013F7],
+    [0x0013FE, 0x00AB6F],
+    [0x00ABC0, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Cherokee}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Cherokee}"
+);
+testPropertyEscapes(
+  /^\P{Script=Cher}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Cher}"
+);
+testPropertyEscapes(
+  /^\P{sc=Cherokee}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Cherokee}"
+);
+testPropertyEscapes(
+  /^\P{sc=Cher}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Cher}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Common.js b/test/built-ins/RegExp/property-escapes/Script_-_Common.js
new file mode 100644
index 0000000000000000000000000000000000000000..5ced351cc4190f910273498ae358c056ad312206
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Common.js
@@ -0,0 +1,400 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Common`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x0000F7,
+    0x000374,
+    0x00037E,
+    0x000385,
+    0x000387,
+    0x000589,
+    0x000605,
+    0x00060C,
+    0x00061F,
+    0x000640,
+    0x0006DD,
+    0x0008E2,
+    0x000E3F,
+    0x0010FB,
+    0x001805,
+    0x001CD3,
+    0x001CE1,
+    0x003006,
+    0x0030A0,
+    0x00A92E,
+    0x00A9CF,
+    0x00AB5B,
+    0x00FEFF,
+    0x00FF70,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546,
+    0x01F930,
+    0x01F9C0,
+    0x0E0001
+  ],
+  ranges: [
+    [0x000000, 0x000040],
+    [0x00005B, 0x000060],
+    [0x00007B, 0x0000A9],
+    [0x0000AB, 0x0000B9],
+    [0x0000BB, 0x0000BF],
+    [0x0002B9, 0x0002DF],
+    [0x0002E5, 0x0002E9],
+    [0x0002EC, 0x0002FF],
+    [0x00061B, 0x00061C],
+    [0x000964, 0x000965],
+    [0x000FD5, 0x000FD8],
+    [0x0016EB, 0x0016ED],
+    [0x001735, 0x001736],
+    [0x001802, 0x001803],
+    [0x001CE9, 0x001CEC],
+    [0x001CEE, 0x001CF3],
+    [0x001CF5, 0x001CF6],
+    [0x002000, 0x00200B],
+    [0x00200E, 0x002064],
+    [0x002066, 0x002070],
+    [0x002074, 0x00207E],
+    [0x002080, 0x00208E],
+    [0x0020A0, 0x0020BE],
+    [0x002100, 0x002125],
+    [0x002127, 0x002129],
+    [0x00212C, 0x002131],
+    [0x002133, 0x00214D],
+    [0x00214F, 0x00215F],
+    [0x002189, 0x00218B],
+    [0x002190, 0x0023FE],
+    [0x002400, 0x002426],
+    [0x002440, 0x00244A],
+    [0x002460, 0x0027FF],
+    [0x002900, 0x002B73],
+    [0x002B76, 0x002B95],
+    [0x002B98, 0x002BB9],
+    [0x002BBD, 0x002BC8],
+    [0x002BCA, 0x002BD1],
+    [0x002BEC, 0x002BEF],
+    [0x002E00, 0x002E44],
+    [0x002FF0, 0x002FFB],
+    [0x003000, 0x003004],
+    [0x003008, 0x003020],
+    [0x003030, 0x003037],
+    [0x00303C, 0x00303F],
+    [0x00309B, 0x00309C],
+    [0x0030FB, 0x0030FC],
+    [0x003190, 0x00319F],
+    [0x0031C0, 0x0031E3],
+    [0x003220, 0x00325F],
+    [0x00327F, 0x0032CF],
+    [0x003358, 0x0033FF],
+    [0x004DC0, 0x004DFF],
+    [0x00A700, 0x00A721],
+    [0x00A788, 0x00A78A],
+    [0x00A830, 0x00A839],
+    [0x00FD3E, 0x00FD3F],
+    [0x00FE10, 0x00FE19],
+    [0x00FE30, 0x00FE52],
+    [0x00FE54, 0x00FE66],
+    [0x00FE68, 0x00FE6B],
+    [0x00FF01, 0x00FF20],
+    [0x00FF3B, 0x00FF40],
+    [0x00FF5B, 0x00FF65],
+    [0x00FF9E, 0x00FF9F],
+    [0x00FFE0, 0x00FFE6],
+    [0x00FFE8, 0x00FFEE],
+    [0x00FFF9, 0x00FFFD],
+    [0x010100, 0x010102],
+    [0x010107, 0x010133],
+    [0x010137, 0x01013F],
+    [0x010190, 0x01019B],
+    [0x0101D0, 0x0101FC],
+    [0x0102E1, 0x0102FB],
+    [0x01BCA0, 0x01BCA3],
+    [0x01D000, 0x01D0F5],
+    [0x01D100, 0x01D126],
+    [0x01D129, 0x01D166],
+    [0x01D16A, 0x01D17A],
+    [0x01D183, 0x01D184],
+    [0x01D18C, 0x01D1A9],
+    [0x01D1AE, 0x01D1E8],
+    [0x01D300, 0x01D356],
+    [0x01D360, 0x01D371],
+    [0x01D400, 0x01D454],
+    [0x01D456, 0x01D49C],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D51E, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D552, 0x01D6A5],
+    [0x01D6A8, 0x01D7CB],
+    [0x01D7CE, 0x01D7FF],
+    [0x01F000, 0x01F02B],
+    [0x01F030, 0x01F093],
+    [0x01F0A0, 0x01F0AE],
+    [0x01F0B1, 0x01F0BF],
+    [0x01F0C1, 0x01F0CF],
+    [0x01F0D1, 0x01F0F5],
+    [0x01F100, 0x01F10C],
+    [0x01F110, 0x01F12E],
+    [0x01F130, 0x01F16B],
+    [0x01F170, 0x01F1AC],
+    [0x01F1E6, 0x01F1FF],
+    [0x01F201, 0x01F202],
+    [0x01F210, 0x01F23B],
+    [0x01F240, 0x01F248],
+    [0x01F250, 0x01F251],
+    [0x01F300, 0x01F6D2],
+    [0x01F6E0, 0x01F6EC],
+    [0x01F6F0, 0x01F6F6],
+    [0x01F700, 0x01F773],
+    [0x01F780, 0x01F7D4],
+    [0x01F800, 0x01F80B],
+    [0x01F810, 0x01F847],
+    [0x01F850, 0x01F859],
+    [0x01F860, 0x01F887],
+    [0x01F890, 0x01F8AD],
+    [0x01F910, 0x01F91E],
+    [0x01F920, 0x01F927],
+    [0x01F933, 0x01F93E],
+    [0x01F940, 0x01F94B],
+    [0x01F950, 0x01F95E],
+    [0x01F980, 0x01F991],
+    [0x0E0020, 0x0E007F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Common}+$/u,
+  matchSymbols,
+  "\\p{Script=Common}"
+);
+testPropertyEscapes(
+  /^\p{Script=Zyyy}+$/u,
+  matchSymbols,
+  "\\p{Script=Zyyy}"
+);
+testPropertyEscapes(
+  /^\p{sc=Common}+$/u,
+  matchSymbols,
+  "\\p{sc=Common}"
+);
+testPropertyEscapes(
+  /^\p{sc=Zyyy}+$/u,
+  matchSymbols,
+  "\\p{sc=Zyyy}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AA,
+    0x0000BA,
+    0x000386,
+    0x001804,
+    0x001CED,
+    0x001CF4,
+    0x002065,
+    0x00207F,
+    0x002126,
+    0x002132,
+    0x00214E,
+    0x0023FF,
+    0x002BC9,
+    0x003005,
+    0x003007,
+    0x00FE53,
+    0x00FE67,
+    0x00FF00,
+    0x00FFE7,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01F0C0,
+    0x01F0D0,
+    0x01F12F,
+    0x01F200,
+    0x01F91F,
+    0x01F93F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000041, 0x00005A],
+    [0x000061, 0x00007A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x0002B8],
+    [0x0002E0, 0x0002E4],
+    [0x0002EA, 0x0002EB],
+    [0x000300, 0x000373],
+    [0x000375, 0x00037D],
+    [0x00037F, 0x000384],
+    [0x000388, 0x000588],
+    [0x00058A, 0x000604],
+    [0x000606, 0x00060B],
+    [0x00060D, 0x00061A],
+    [0x00061D, 0x00061E],
+    [0x000620, 0x00063F],
+    [0x000641, 0x0006DC],
+    [0x0006DE, 0x0008E1],
+    [0x0008E3, 0x000963],
+    [0x000966, 0x000E3E],
+    [0x000E40, 0x000FD4],
+    [0x000FD9, 0x0010FA],
+    [0x0010FC, 0x0016EA],
+    [0x0016EE, 0x001734],
+    [0x001737, 0x001801],
+    [0x001806, 0x001CD2],
+    [0x001CD4, 0x001CE0],
+    [0x001CE2, 0x001CE8],
+    [0x001CF7, 0x001FFF],
+    [0x00200C, 0x00200D],
+    [0x002071, 0x002073],
+    [0x00208F, 0x00209F],
+    [0x0020BF, 0x0020FF],
+    [0x00212A, 0x00212B],
+    [0x002160, 0x002188],
+    [0x00218C, 0x00218F],
+    [0x002427, 0x00243F],
+    [0x00244B, 0x00245F],
+    [0x002800, 0x0028FF],
+    [0x002B74, 0x002B75],
+    [0x002B96, 0x002B97],
+    [0x002BBA, 0x002BBC],
+    [0x002BD2, 0x002BEB],
+    [0x002BF0, 0x002DFF],
+    [0x002E45, 0x002FEF],
+    [0x002FFC, 0x002FFF],
+    [0x003021, 0x00302F],
+    [0x003038, 0x00303B],
+    [0x003040, 0x00309A],
+    [0x00309D, 0x00309F],
+    [0x0030A1, 0x0030FA],
+    [0x0030FD, 0x00318F],
+    [0x0031A0, 0x0031BF],
+    [0x0031E4, 0x00321F],
+    [0x003260, 0x00327E],
+    [0x0032D0, 0x003357],
+    [0x003400, 0x004DBF],
+    [0x004E00, 0x00A6FF],
+    [0x00A722, 0x00A787],
+    [0x00A78B, 0x00A82F],
+    [0x00A83A, 0x00A92D],
+    [0x00A92F, 0x00A9CE],
+    [0x00A9D0, 0x00AB5A],
+    [0x00AB5C, 0x00DBFF],
+    [0x00E000, 0x00FD3D],
+    [0x00FD40, 0x00FE0F],
+    [0x00FE1A, 0x00FE2F],
+    [0x00FE6C, 0x00FEFE],
+    [0x00FF21, 0x00FF3A],
+    [0x00FF41, 0x00FF5A],
+    [0x00FF66, 0x00FF6F],
+    [0x00FF71, 0x00FF9D],
+    [0x00FFA0, 0x00FFDF],
+    [0x00FFEF, 0x00FFF8],
+    [0x00FFFE, 0x0100FF],
+    [0x010103, 0x010106],
+    [0x010134, 0x010136],
+    [0x010140, 0x01018F],
+    [0x01019C, 0x0101CF],
+    [0x0101FD, 0x0102E0],
+    [0x0102FC, 0x01BC9F],
+    [0x01BCA4, 0x01CFFF],
+    [0x01D0F6, 0x01D0FF],
+    [0x01D127, 0x01D128],
+    [0x01D167, 0x01D169],
+    [0x01D17B, 0x01D182],
+    [0x01D185, 0x01D18B],
+    [0x01D1AA, 0x01D1AD],
+    [0x01D1E9, 0x01D2FF],
+    [0x01D357, 0x01D35F],
+    [0x01D372, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01D7CD],
+    [0x01D800, 0x01EFFF],
+    [0x01F02C, 0x01F02F],
+    [0x01F094, 0x01F09F],
+    [0x01F0AF, 0x01F0B0],
+    [0x01F0F6, 0x01F0FF],
+    [0x01F10D, 0x01F10F],
+    [0x01F16C, 0x01F16F],
+    [0x01F1AD, 0x01F1E5],
+    [0x01F203, 0x01F20F],
+    [0x01F23C, 0x01F23F],
+    [0x01F249, 0x01F24F],
+    [0x01F252, 0x01F2FF],
+    [0x01F6D3, 0x01F6DF],
+    [0x01F6ED, 0x01F6EF],
+    [0x01F6F7, 0x01F6FF],
+    [0x01F774, 0x01F77F],
+    [0x01F7D5, 0x01F7FF],
+    [0x01F80C, 0x01F80F],
+    [0x01F848, 0x01F84F],
+    [0x01F85A, 0x01F85F],
+    [0x01F888, 0x01F88F],
+    [0x01F8AE, 0x01F90F],
+    [0x01F928, 0x01F92F],
+    [0x01F931, 0x01F932],
+    [0x01F94C, 0x01F94F],
+    [0x01F95F, 0x01F97F],
+    [0x01F992, 0x01F9BF],
+    [0x01F9C1, 0x0E0000],
+    [0x0E0002, 0x0E001F],
+    [0x0E0080, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Common}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Common}"
+);
+testPropertyEscapes(
+  /^\P{Script=Zyyy}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Zyyy}"
+);
+testPropertyEscapes(
+  /^\P{sc=Common}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Common}"
+);
+testPropertyEscapes(
+  /^\P{sc=Zyyy}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Zyyy}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Coptic.js b/test/built-ins/RegExp/property-escapes/Script_-_Coptic.js
new file mode 100644
index 0000000000000000000000000000000000000000..a68c4a0aaf332ce09a713d62a8f3e26642be70ce
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Coptic.js
@@ -0,0 +1,95 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Coptic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0003E2, 0x0003EF],
+    [0x002C80, 0x002CF3],
+    [0x002CF9, 0x002CFF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Coptic}+$/u,
+  matchSymbols,
+  "\\p{Script=Coptic}"
+);
+testPropertyEscapes(
+  /^\p{Script=Copt}+$/u,
+  matchSymbols,
+  "\\p{Script=Copt}"
+);
+testPropertyEscapes(
+  /^\p{Script=Qaac}+$/u,
+  matchSymbols,
+  "\\p{Script=Qaac}"
+);
+testPropertyEscapes(
+  /^\p{sc=Coptic}+$/u,
+  matchSymbols,
+  "\\p{sc=Coptic}"
+);
+testPropertyEscapes(
+  /^\p{sc=Copt}+$/u,
+  matchSymbols,
+  "\\p{sc=Copt}"
+);
+testPropertyEscapes(
+  /^\p{sc=Qaac}+$/u,
+  matchSymbols,
+  "\\p{sc=Qaac}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0003E1],
+    [0x0003F0, 0x002C7F],
+    [0x002CF4, 0x002CF8],
+    [0x002D00, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Coptic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Coptic}"
+);
+testPropertyEscapes(
+  /^\P{Script=Copt}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Copt}"
+);
+testPropertyEscapes(
+  /^\P{Script=Qaac}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Qaac}"
+);
+testPropertyEscapes(
+  /^\P{sc=Coptic}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Coptic}"
+);
+testPropertyEscapes(
+  /^\P{sc=Copt}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Copt}"
+);
+testPropertyEscapes(
+  /^\P{sc=Qaac}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Qaac}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Cuneiform.js b/test/built-ins/RegExp/property-escapes/Script_-_Cuneiform.js
new file mode 100644
index 0000000000000000000000000000000000000000..32ab5c0b18e368e28a9117e3c25f294b14c8a9ae
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Cuneiform.js
@@ -0,0 +1,78 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Cuneiform`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x012000, 0x012399],
+    [0x012400, 0x01246E],
+    [0x012470, 0x012474],
+    [0x012480, 0x012543]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Cuneiform}+$/u,
+  matchSymbols,
+  "\\p{Script=Cuneiform}"
+);
+testPropertyEscapes(
+  /^\p{Script=Xsux}+$/u,
+  matchSymbols,
+  "\\p{Script=Xsux}"
+);
+testPropertyEscapes(
+  /^\p{sc=Cuneiform}+$/u,
+  matchSymbols,
+  "\\p{sc=Cuneiform}"
+);
+testPropertyEscapes(
+  /^\p{sc=Xsux}+$/u,
+  matchSymbols,
+  "\\p{sc=Xsux}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x01246F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x011FFF],
+    [0x01239A, 0x0123FF],
+    [0x012475, 0x01247F],
+    [0x012544, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Cuneiform}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Cuneiform}"
+);
+testPropertyEscapes(
+  /^\P{Script=Xsux}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Xsux}"
+);
+testPropertyEscapes(
+  /^\P{sc=Cuneiform}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Cuneiform}"
+);
+testPropertyEscapes(
+  /^\P{sc=Xsux}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Xsux}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Cypriot.js b/test/built-ins/RegExp/property-escapes/Script_-_Cypriot.js
new file mode 100644
index 0000000000000000000000000000000000000000..014bc9f48b13655066799647325be8c087ce73e7
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Cypriot.js
@@ -0,0 +1,83 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Cypriot`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x010808,
+    0x01083C,
+    0x01083F
+  ],
+  ranges: [
+    [0x010800, 0x010805],
+    [0x01080A, 0x010835],
+    [0x010837, 0x010838]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Cypriot}+$/u,
+  matchSymbols,
+  "\\p{Script=Cypriot}"
+);
+testPropertyEscapes(
+  /^\p{Script=Cprt}+$/u,
+  matchSymbols,
+  "\\p{Script=Cprt}"
+);
+testPropertyEscapes(
+  /^\p{sc=Cypriot}+$/u,
+  matchSymbols,
+  "\\p{sc=Cypriot}"
+);
+testPropertyEscapes(
+  /^\p{sc=Cprt}+$/u,
+  matchSymbols,
+  "\\p{sc=Cprt}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x010809,
+    0x010836
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0107FF],
+    [0x010806, 0x010807],
+    [0x010839, 0x01083B],
+    [0x01083D, 0x01083E],
+    [0x010840, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Cypriot}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Cypriot}"
+);
+testPropertyEscapes(
+  /^\P{Script=Cprt}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Cprt}"
+);
+testPropertyEscapes(
+  /^\P{sc=Cypriot}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Cypriot}"
+);
+testPropertyEscapes(
+  /^\P{sc=Cprt}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Cprt}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Cyrillic.js b/test/built-ins/RegExp/property-escapes/Script_-_Cyrillic.js
new file mode 100644
index 0000000000000000000000000000000000000000..b9ba9b97532e2cf73c90105f6c6d67c0d4d841d5
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Cyrillic.js
@@ -0,0 +1,86 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Cyrillic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x001D2B,
+    0x001D78
+  ],
+  ranges: [
+    [0x000400, 0x000484],
+    [0x000487, 0x00052F],
+    [0x001C80, 0x001C88],
+    [0x002DE0, 0x002DFF],
+    [0x00A640, 0x00A69F],
+    [0x00FE2E, 0x00FE2F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Cyrillic}+$/u,
+  matchSymbols,
+  "\\p{Script=Cyrillic}"
+);
+testPropertyEscapes(
+  /^\p{Script=Cyrl}+$/u,
+  matchSymbols,
+  "\\p{Script=Cyrl}"
+);
+testPropertyEscapes(
+  /^\p{sc=Cyrillic}+$/u,
+  matchSymbols,
+  "\\p{sc=Cyrillic}"
+);
+testPropertyEscapes(
+  /^\p{sc=Cyrl}+$/u,
+  matchSymbols,
+  "\\p{sc=Cyrl}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0003FF],
+    [0x000485, 0x000486],
+    [0x000530, 0x001C7F],
+    [0x001C89, 0x001D2A],
+    [0x001D2C, 0x001D77],
+    [0x001D79, 0x002DDF],
+    [0x002E00, 0x00A63F],
+    [0x00A6A0, 0x00DBFF],
+    [0x00E000, 0x00FE2D],
+    [0x00FE30, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Cyrillic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Cyrillic}"
+);
+testPropertyEscapes(
+  /^\P{Script=Cyrl}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Cyrl}"
+);
+testPropertyEscapes(
+  /^\P{sc=Cyrillic}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Cyrillic}"
+);
+testPropertyEscapes(
+  /^\P{sc=Cyrl}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Cyrl}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Deseret.js b/test/built-ins/RegExp/property-escapes/Script_-_Deseret.js
new file mode 100644
index 0000000000000000000000000000000000000000..23f3bc772d7985515c2f1f41aecde2d980788523
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Deseret.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Deseret`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010400, 0x01044F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Deseret}+$/u,
+  matchSymbols,
+  "\\p{Script=Deseret}"
+);
+testPropertyEscapes(
+  /^\p{Script=Dsrt}+$/u,
+  matchSymbols,
+  "\\p{Script=Dsrt}"
+);
+testPropertyEscapes(
+  /^\p{sc=Deseret}+$/u,
+  matchSymbols,
+  "\\p{sc=Deseret}"
+);
+testPropertyEscapes(
+  /^\p{sc=Dsrt}+$/u,
+  matchSymbols,
+  "\\p{sc=Dsrt}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0103FF],
+    [0x010450, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Deseret}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Deseret}"
+);
+testPropertyEscapes(
+  /^\P{Script=Dsrt}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Dsrt}"
+);
+testPropertyEscapes(
+  /^\P{sc=Deseret}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Deseret}"
+);
+testPropertyEscapes(
+  /^\P{sc=Dsrt}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Dsrt}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Devanagari.js b/test/built-ins/RegExp/property-escapes/Script_-_Devanagari.js
new file mode 100644
index 0000000000000000000000000000000000000000..47a95200f0127b81e27b66f3dffc18aa56258c13
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Devanagari.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Devanagari`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000900, 0x000950],
+    [0x000953, 0x000963],
+    [0x000966, 0x00097F],
+    [0x00A8E0, 0x00A8FD]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Devanagari}+$/u,
+  matchSymbols,
+  "\\p{Script=Devanagari}"
+);
+testPropertyEscapes(
+  /^\p{Script=Deva}+$/u,
+  matchSymbols,
+  "\\p{Script=Deva}"
+);
+testPropertyEscapes(
+  /^\p{sc=Devanagari}+$/u,
+  matchSymbols,
+  "\\p{sc=Devanagari}"
+);
+testPropertyEscapes(
+  /^\p{sc=Deva}+$/u,
+  matchSymbols,
+  "\\p{sc=Deva}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0008FF],
+    [0x000951, 0x000952],
+    [0x000964, 0x000965],
+    [0x000980, 0x00A8DF],
+    [0x00A8FE, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Devanagari}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Devanagari}"
+);
+testPropertyEscapes(
+  /^\P{Script=Deva}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Deva}"
+);
+testPropertyEscapes(
+  /^\P{sc=Devanagari}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Devanagari}"
+);
+testPropertyEscapes(
+  /^\P{sc=Deva}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Deva}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Duployan.js b/test/built-ins/RegExp/property-escapes/Script_-_Duployan.js
new file mode 100644
index 0000000000000000000000000000000000000000..eb8d53cb6d8d7a85ba4c2fb8f79519bc520786ba
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Duployan.js
@@ -0,0 +1,79 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Duployan`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x01BC00, 0x01BC6A],
+    [0x01BC70, 0x01BC7C],
+    [0x01BC80, 0x01BC88],
+    [0x01BC90, 0x01BC99],
+    [0x01BC9C, 0x01BC9F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Duployan}+$/u,
+  matchSymbols,
+  "\\p{Script=Duployan}"
+);
+testPropertyEscapes(
+  /^\p{Script=Dupl}+$/u,
+  matchSymbols,
+  "\\p{Script=Dupl}"
+);
+testPropertyEscapes(
+  /^\p{sc=Duployan}+$/u,
+  matchSymbols,
+  "\\p{sc=Duployan}"
+);
+testPropertyEscapes(
+  /^\p{sc=Dupl}+$/u,
+  matchSymbols,
+  "\\p{sc=Dupl}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01BBFF],
+    [0x01BC6B, 0x01BC6F],
+    [0x01BC7D, 0x01BC7F],
+    [0x01BC89, 0x01BC8F],
+    [0x01BC9A, 0x01BC9B],
+    [0x01BCA0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Duployan}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Duployan}"
+);
+testPropertyEscapes(
+  /^\P{Script=Dupl}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Dupl}"
+);
+testPropertyEscapes(
+  /^\P{sc=Duployan}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Duployan}"
+);
+testPropertyEscapes(
+  /^\P{sc=Dupl}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Dupl}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Egyptian_Hieroglyphs.js b/test/built-ins/RegExp/property-escapes/Script_-_Egyptian_Hieroglyphs.js
new file mode 100644
index 0000000000000000000000000000000000000000..3ac2ceebbfea152e9b136d365bdc01e0e852c8a9
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Egyptian_Hieroglyphs.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Egyptian_Hieroglyphs`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x013000, 0x01342E]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Egyptian_Hieroglyphs}+$/u,
+  matchSymbols,
+  "\\p{Script=Egyptian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\p{Script=Egyp}+$/u,
+  matchSymbols,
+  "\\p{Script=Egyp}"
+);
+testPropertyEscapes(
+  /^\p{sc=Egyptian_Hieroglyphs}+$/u,
+  matchSymbols,
+  "\\p{sc=Egyptian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\p{sc=Egyp}+$/u,
+  matchSymbols,
+  "\\p{sc=Egyp}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x012FFF],
+    [0x01342F, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Egyptian_Hieroglyphs}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Egyptian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\P{Script=Egyp}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Egyp}"
+);
+testPropertyEscapes(
+  /^\P{sc=Egyptian_Hieroglyphs}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Egyptian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\P{sc=Egyp}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Egyp}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Elbasan.js b/test/built-ins/RegExp/property-escapes/Script_-_Elbasan.js
new file mode 100644
index 0000000000000000000000000000000000000000..b2d2044fd1de93ee086fd92c061f4db05160284d
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Elbasan.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Elbasan`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010500, 0x010527]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Elbasan}+$/u,
+  matchSymbols,
+  "\\p{Script=Elbasan}"
+);
+testPropertyEscapes(
+  /^\p{Script=Elba}+$/u,
+  matchSymbols,
+  "\\p{Script=Elba}"
+);
+testPropertyEscapes(
+  /^\p{sc=Elbasan}+$/u,
+  matchSymbols,
+  "\\p{sc=Elbasan}"
+);
+testPropertyEscapes(
+  /^\p{sc=Elba}+$/u,
+  matchSymbols,
+  "\\p{sc=Elba}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0104FF],
+    [0x010528, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Elbasan}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Elbasan}"
+);
+testPropertyEscapes(
+  /^\P{Script=Elba}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Elba}"
+);
+testPropertyEscapes(
+  /^\P{sc=Elbasan}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Elbasan}"
+);
+testPropertyEscapes(
+  /^\P{sc=Elba}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Elba}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Ethiopic.js b/test/built-ins/RegExp/property-escapes/Script_-_Ethiopic.js
new file mode 100644
index 0000000000000000000000000000000000000000..d1bfe088ba7662afefba6b73d1a1e930c9101fec
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Ethiopic.js
@@ -0,0 +1,135 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Ethiopic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x001258,
+    0x0012C0
+  ],
+  ranges: [
+    [0x001200, 0x001248],
+    [0x00124A, 0x00124D],
+    [0x001250, 0x001256],
+    [0x00125A, 0x00125D],
+    [0x001260, 0x001288],
+    [0x00128A, 0x00128D],
+    [0x001290, 0x0012B0],
+    [0x0012B2, 0x0012B5],
+    [0x0012B8, 0x0012BE],
+    [0x0012C2, 0x0012C5],
+    [0x0012C8, 0x0012D6],
+    [0x0012D8, 0x001310],
+    [0x001312, 0x001315],
+    [0x001318, 0x00135A],
+    [0x00135D, 0x00137C],
+    [0x001380, 0x001399],
+    [0x002D80, 0x002D96],
+    [0x002DA0, 0x002DA6],
+    [0x002DA8, 0x002DAE],
+    [0x002DB0, 0x002DB6],
+    [0x002DB8, 0x002DBE],
+    [0x002DC0, 0x002DC6],
+    [0x002DC8, 0x002DCE],
+    [0x002DD0, 0x002DD6],
+    [0x002DD8, 0x002DDE],
+    [0x00AB01, 0x00AB06],
+    [0x00AB09, 0x00AB0E],
+    [0x00AB11, 0x00AB16],
+    [0x00AB20, 0x00AB26],
+    [0x00AB28, 0x00AB2E]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Ethiopic}+$/u,
+  matchSymbols,
+  "\\p{Script=Ethiopic}"
+);
+testPropertyEscapes(
+  /^\p{Script=Ethi}+$/u,
+  matchSymbols,
+  "\\p{Script=Ethi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Ethiopic}+$/u,
+  matchSymbols,
+  "\\p{sc=Ethiopic}"
+);
+testPropertyEscapes(
+  /^\p{sc=Ethi}+$/u,
+  matchSymbols,
+  "\\p{sc=Ethi}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x001249,
+    0x001257,
+    0x001259,
+    0x001289,
+    0x0012B1,
+    0x0012BF,
+    0x0012C1,
+    0x0012D7,
+    0x001311,
+    0x002DA7,
+    0x002DAF,
+    0x002DB7,
+    0x002DBF,
+    0x002DC7,
+    0x002DCF,
+    0x002DD7,
+    0x00AB27
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0011FF],
+    [0x00124E, 0x00124F],
+    [0x00125E, 0x00125F],
+    [0x00128E, 0x00128F],
+    [0x0012B6, 0x0012B7],
+    [0x0012C6, 0x0012C7],
+    [0x001316, 0x001317],
+    [0x00135B, 0x00135C],
+    [0x00137D, 0x00137F],
+    [0x00139A, 0x002D7F],
+    [0x002D97, 0x002D9F],
+    [0x002DDF, 0x00AB00],
+    [0x00AB07, 0x00AB08],
+    [0x00AB0F, 0x00AB10],
+    [0x00AB17, 0x00AB1F],
+    [0x00AB2F, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Ethiopic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Ethiopic}"
+);
+testPropertyEscapes(
+  /^\P{Script=Ethi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Ethi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Ethiopic}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Ethiopic}"
+);
+testPropertyEscapes(
+  /^\P{sc=Ethi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Ethi}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Georgian.js b/test/built-ins/RegExp/property-escapes/Script_-_Georgian.js
new file mode 100644
index 0000000000000000000000000000000000000000..b6c0baa6b2752bc3bd3dcc99e02677b81e354dbd
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Georgian.js
@@ -0,0 +1,87 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Georgian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0010C7,
+    0x0010CD,
+    0x002D27,
+    0x002D2D
+  ],
+  ranges: [
+    [0x0010A0, 0x0010C5],
+    [0x0010D0, 0x0010FA],
+    [0x0010FC, 0x0010FF],
+    [0x002D00, 0x002D25]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Georgian}+$/u,
+  matchSymbols,
+  "\\p{Script=Georgian}"
+);
+testPropertyEscapes(
+  /^\p{Script=Geor}+$/u,
+  matchSymbols,
+  "\\p{Script=Geor}"
+);
+testPropertyEscapes(
+  /^\p{sc=Georgian}+$/u,
+  matchSymbols,
+  "\\p{sc=Georgian}"
+);
+testPropertyEscapes(
+  /^\p{sc=Geor}+$/u,
+  matchSymbols,
+  "\\p{sc=Geor}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0010C6,
+    0x0010FB,
+    0x002D26
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x0010CF],
+    [0x001100, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Georgian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Georgian}"
+);
+testPropertyEscapes(
+  /^\P{Script=Geor}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Geor}"
+);
+testPropertyEscapes(
+  /^\P{sc=Georgian}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Georgian}"
+);
+testPropertyEscapes(
+  /^\P{sc=Geor}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Geor}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Glagolitic.js b/test/built-ins/RegExp/property-escapes/Script_-_Glagolitic.js
new file mode 100644
index 0000000000000000000000000000000000000000..24f2e4220e07d57e1d4ec97ef5cae5f08638c09b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Glagolitic.js
@@ -0,0 +1,84 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Glagolitic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x002C00, 0x002C2E],
+    [0x002C30, 0x002C5E],
+    [0x01E000, 0x01E006],
+    [0x01E008, 0x01E018],
+    [0x01E01B, 0x01E021],
+    [0x01E023, 0x01E024],
+    [0x01E026, 0x01E02A]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Glagolitic}+$/u,
+  matchSymbols,
+  "\\p{Script=Glagolitic}"
+);
+testPropertyEscapes(
+  /^\p{Script=Glag}+$/u,
+  matchSymbols,
+  "\\p{Script=Glag}"
+);
+testPropertyEscapes(
+  /^\p{sc=Glagolitic}+$/u,
+  matchSymbols,
+  "\\p{sc=Glagolitic}"
+);
+testPropertyEscapes(
+  /^\p{sc=Glag}+$/u,
+  matchSymbols,
+  "\\p{sc=Glag}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x002C2F,
+    0x01E007,
+    0x01E022,
+    0x01E025
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x002BFF],
+    [0x002C5F, 0x00DBFF],
+    [0x00E000, 0x01DFFF],
+    [0x01E019, 0x01E01A],
+    [0x01E02B, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Glagolitic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Glagolitic}"
+);
+testPropertyEscapes(
+  /^\P{Script=Glag}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Glag}"
+);
+testPropertyEscapes(
+  /^\P{sc=Glagolitic}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Glagolitic}"
+);
+testPropertyEscapes(
+  /^\P{sc=Glag}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Glag}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Gothic.js b/test/built-ins/RegExp/property-escapes/Script_-_Gothic.js
new file mode 100644
index 0000000000000000000000000000000000000000..72ba8c79444dd8576ff37c6e84b7366ab4bd653c
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Gothic.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Gothic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010330, 0x01034A]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Gothic}+$/u,
+  matchSymbols,
+  "\\p{Script=Gothic}"
+);
+testPropertyEscapes(
+  /^\p{Script=Goth}+$/u,
+  matchSymbols,
+  "\\p{Script=Goth}"
+);
+testPropertyEscapes(
+  /^\p{sc=Gothic}+$/u,
+  matchSymbols,
+  "\\p{sc=Gothic}"
+);
+testPropertyEscapes(
+  /^\p{sc=Goth}+$/u,
+  matchSymbols,
+  "\\p{sc=Goth}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01032F],
+    [0x01034B, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Gothic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Gothic}"
+);
+testPropertyEscapes(
+  /^\P{Script=Goth}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Goth}"
+);
+testPropertyEscapes(
+  /^\P{sc=Gothic}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Gothic}"
+);
+testPropertyEscapes(
+  /^\P{sc=Goth}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Goth}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Grantha.js b/test/built-ins/RegExp/property-escapes/Script_-_Grantha.js
new file mode 100644
index 0000000000000000000000000000000000000000..a7b2bb5e24e351fc94721082dc9d54c5563238f3
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Grantha.js
@@ -0,0 +1,101 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Grantha`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x011350,
+    0x011357
+  ],
+  ranges: [
+    [0x011300, 0x011303],
+    [0x011305, 0x01130C],
+    [0x01130F, 0x011310],
+    [0x011313, 0x011328],
+    [0x01132A, 0x011330],
+    [0x011332, 0x011333],
+    [0x011335, 0x011339],
+    [0x01133C, 0x011344],
+    [0x011347, 0x011348],
+    [0x01134B, 0x01134D],
+    [0x01135D, 0x011363],
+    [0x011366, 0x01136C],
+    [0x011370, 0x011374]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Grantha}+$/u,
+  matchSymbols,
+  "\\p{Script=Grantha}"
+);
+testPropertyEscapes(
+  /^\p{Script=Gran}+$/u,
+  matchSymbols,
+  "\\p{Script=Gran}"
+);
+testPropertyEscapes(
+  /^\p{sc=Grantha}+$/u,
+  matchSymbols,
+  "\\p{sc=Grantha}"
+);
+testPropertyEscapes(
+  /^\p{sc=Gran}+$/u,
+  matchSymbols,
+  "\\p{sc=Gran}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x011304,
+    0x011329,
+    0x011331,
+    0x011334
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0112FF],
+    [0x01130D, 0x01130E],
+    [0x011311, 0x011312],
+    [0x01133A, 0x01133B],
+    [0x011345, 0x011346],
+    [0x011349, 0x01134A],
+    [0x01134E, 0x01134F],
+    [0x011351, 0x011356],
+    [0x011358, 0x01135C],
+    [0x011364, 0x011365],
+    [0x01136D, 0x01136F],
+    [0x011375, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Grantha}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Grantha}"
+);
+testPropertyEscapes(
+  /^\P{Script=Gran}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Gran}"
+);
+testPropertyEscapes(
+  /^\P{sc=Grantha}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Grantha}"
+);
+testPropertyEscapes(
+  /^\P{sc=Gran}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Gran}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Greek.js b/test/built-ins/RegExp/property-escapes/Script_-_Greek.js
new file mode 100644
index 0000000000000000000000000000000000000000..a48915c48c7d16ca25f553f4ab0dd25b83964583
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Greek.js
@@ -0,0 +1,143 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Greek`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00037F,
+    0x000384,
+    0x000386,
+    0x00038C,
+    0x001DBF,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x002126,
+    0x00AB65,
+    0x0101A0
+  ],
+  ranges: [
+    [0x000370, 0x000373],
+    [0x000375, 0x000377],
+    [0x00037A, 0x00037D],
+    [0x000388, 0x00038A],
+    [0x00038E, 0x0003A1],
+    [0x0003A3, 0x0003E1],
+    [0x0003F0, 0x0003FF],
+    [0x001D26, 0x001D2A],
+    [0x001D5D, 0x001D61],
+    [0x001D66, 0x001D6A],
+    [0x001F00, 0x001F15],
+    [0x001F18, 0x001F1D],
+    [0x001F20, 0x001F45],
+    [0x001F48, 0x001F4D],
+    [0x001F50, 0x001F57],
+    [0x001F5F, 0x001F7D],
+    [0x001F80, 0x001FB4],
+    [0x001FB6, 0x001FC4],
+    [0x001FC6, 0x001FD3],
+    [0x001FD6, 0x001FDB],
+    [0x001FDD, 0x001FEF],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FFE],
+    [0x010140, 0x01018E],
+    [0x01D200, 0x01D245]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Greek}+$/u,
+  matchSymbols,
+  "\\p{Script=Greek}"
+);
+testPropertyEscapes(
+  /^\p{Script=Grek}+$/u,
+  matchSymbols,
+  "\\p{Script=Grek}"
+);
+testPropertyEscapes(
+  /^\p{sc=Greek}+$/u,
+  matchSymbols,
+  "\\p{sc=Greek}"
+);
+testPropertyEscapes(
+  /^\p{sc=Grek}+$/u,
+  matchSymbols,
+  "\\p{sc=Grek}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000374,
+    0x00037E,
+    0x000385,
+    0x000387,
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FC5,
+    0x001FDC,
+    0x001FF5
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00036F],
+    [0x000378, 0x000379],
+    [0x000380, 0x000383],
+    [0x0003E2, 0x0003EF],
+    [0x000400, 0x001D25],
+    [0x001D2B, 0x001D5C],
+    [0x001D62, 0x001D65],
+    [0x001D6B, 0x001DBE],
+    [0x001DC0, 0x001EFF],
+    [0x001F16, 0x001F17],
+    [0x001F1E, 0x001F1F],
+    [0x001F46, 0x001F47],
+    [0x001F4E, 0x001F4F],
+    [0x001F7E, 0x001F7F],
+    [0x001FD4, 0x001FD5],
+    [0x001FF0, 0x001FF1],
+    [0x001FFF, 0x002125],
+    [0x002127, 0x00AB64],
+    [0x00AB66, 0x00DBFF],
+    [0x00E000, 0x01013F],
+    [0x01018F, 0x01019F],
+    [0x0101A1, 0x01D1FF],
+    [0x01D246, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Greek}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Greek}"
+);
+testPropertyEscapes(
+  /^\P{Script=Grek}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Grek}"
+);
+testPropertyEscapes(
+  /^\P{sc=Greek}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Greek}"
+);
+testPropertyEscapes(
+  /^\P{sc=Grek}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Grek}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Gujarati.js b/test/built-ins/RegExp/property-escapes/Script_-_Gujarati.js
new file mode 100644
index 0000000000000000000000000000000000000000..6dd3a4db515ebfab85630fa53a293507648e2991
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Gujarati.js
@@ -0,0 +1,99 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Gujarati`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000AD0,
+    0x000AF9
+  ],
+  ranges: [
+    [0x000A81, 0x000A83],
+    [0x000A85, 0x000A8D],
+    [0x000A8F, 0x000A91],
+    [0x000A93, 0x000AA8],
+    [0x000AAA, 0x000AB0],
+    [0x000AB2, 0x000AB3],
+    [0x000AB5, 0x000AB9],
+    [0x000ABC, 0x000AC5],
+    [0x000AC7, 0x000AC9],
+    [0x000ACB, 0x000ACD],
+    [0x000AE0, 0x000AE3],
+    [0x000AE6, 0x000AF1]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Gujarati}+$/u,
+  matchSymbols,
+  "\\p{Script=Gujarati}"
+);
+testPropertyEscapes(
+  /^\p{Script=Gujr}+$/u,
+  matchSymbols,
+  "\\p{Script=Gujr}"
+);
+testPropertyEscapes(
+  /^\p{sc=Gujarati}+$/u,
+  matchSymbols,
+  "\\p{sc=Gujarati}"
+);
+testPropertyEscapes(
+  /^\p{sc=Gujr}+$/u,
+  matchSymbols,
+  "\\p{sc=Gujr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000A84,
+    0x000A8E,
+    0x000A92,
+    0x000AA9,
+    0x000AB1,
+    0x000AB4,
+    0x000AC6,
+    0x000ACA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000A80],
+    [0x000ABA, 0x000ABB],
+    [0x000ACE, 0x000ACF],
+    [0x000AD1, 0x000ADF],
+    [0x000AE4, 0x000AE5],
+    [0x000AF2, 0x000AF8],
+    [0x000AFA, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Gujarati}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Gujarati}"
+);
+testPropertyEscapes(
+  /^\P{Script=Gujr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Gujr}"
+);
+testPropertyEscapes(
+  /^\P{sc=Gujarati}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Gujarati}"
+);
+testPropertyEscapes(
+  /^\P{sc=Gujr}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Gujr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Gurmukhi.js b/test/built-ins/RegExp/property-escapes/Script_-_Gurmukhi.js
new file mode 100644
index 0000000000000000000000000000000000000000..23665b5a1bc2aad1b9ec08de9f19d358845c85e3
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Gurmukhi.js
@@ -0,0 +1,103 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Gurmukhi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000A3C,
+    0x000A51,
+    0x000A5E
+  ],
+  ranges: [
+    [0x000A01, 0x000A03],
+    [0x000A05, 0x000A0A],
+    [0x000A0F, 0x000A10],
+    [0x000A13, 0x000A28],
+    [0x000A2A, 0x000A30],
+    [0x000A32, 0x000A33],
+    [0x000A35, 0x000A36],
+    [0x000A38, 0x000A39],
+    [0x000A3E, 0x000A42],
+    [0x000A47, 0x000A48],
+    [0x000A4B, 0x000A4D],
+    [0x000A59, 0x000A5C],
+    [0x000A66, 0x000A75]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Gurmukhi}+$/u,
+  matchSymbols,
+  "\\p{Script=Gurmukhi}"
+);
+testPropertyEscapes(
+  /^\p{Script=Guru}+$/u,
+  matchSymbols,
+  "\\p{Script=Guru}"
+);
+testPropertyEscapes(
+  /^\p{sc=Gurmukhi}+$/u,
+  matchSymbols,
+  "\\p{sc=Gurmukhi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Guru}+$/u,
+  matchSymbols,
+  "\\p{sc=Guru}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000A04,
+    0x000A29,
+    0x000A31,
+    0x000A34,
+    0x000A37,
+    0x000A3D,
+    0x000A5D
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000A00],
+    [0x000A0B, 0x000A0E],
+    [0x000A11, 0x000A12],
+    [0x000A3A, 0x000A3B],
+    [0x000A43, 0x000A46],
+    [0x000A49, 0x000A4A],
+    [0x000A4E, 0x000A50],
+    [0x000A52, 0x000A58],
+    [0x000A5F, 0x000A65],
+    [0x000A76, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Gurmukhi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Gurmukhi}"
+);
+testPropertyEscapes(
+  /^\P{Script=Guru}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Guru}"
+);
+testPropertyEscapes(
+  /^\P{sc=Gurmukhi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Gurmukhi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Guru}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Guru}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Han.js b/test/built-ins/RegExp/property-escapes/Script_-_Han.js
new file mode 100644
index 0000000000000000000000000000000000000000..5e062ddd198bf0c635c930a78add2098c4189996
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Han.js
@@ -0,0 +1,103 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Han`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x003005,
+    0x003007
+  ],
+  ranges: [
+    [0x002E80, 0x002E99],
+    [0x002E9B, 0x002EF3],
+    [0x002F00, 0x002FD5],
+    [0x003021, 0x003029],
+    [0x003038, 0x00303B],
+    [0x003400, 0x004DB5],
+    [0x004E00, 0x009FD5],
+    [0x00F900, 0x00FA6D],
+    [0x00FA70, 0x00FAD9],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1],
+    [0x02F800, 0x02FA1D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Han}+$/u,
+  matchSymbols,
+  "\\p{Script=Han}"
+);
+testPropertyEscapes(
+  /^\p{Script=Hani}+$/u,
+  matchSymbols,
+  "\\p{Script=Hani}"
+);
+testPropertyEscapes(
+  /^\p{sc=Han}+$/u,
+  matchSymbols,
+  "\\p{sc=Han}"
+);
+testPropertyEscapes(
+  /^\p{sc=Hani}+$/u,
+  matchSymbols,
+  "\\p{sc=Hani}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x002E9A,
+    0x003006
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x002E7F],
+    [0x002EF4, 0x002EFF],
+    [0x002FD6, 0x003004],
+    [0x003008, 0x003020],
+    [0x00302A, 0x003037],
+    [0x00303C, 0x0033FF],
+    [0x004DB6, 0x004DFF],
+    [0x009FD6, 0x00DBFF],
+    [0x00E000, 0x00F8FF],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x01FFFF],
+    [0x02A6D7, 0x02A6FF],
+    [0x02B735, 0x02B73F],
+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x02F7FF],
+    [0x02FA1E, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Han}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Han}"
+);
+testPropertyEscapes(
+  /^\P{Script=Hani}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Hani}"
+);
+testPropertyEscapes(
+  /^\P{sc=Han}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Han}"
+);
+testPropertyEscapes(
+  /^\P{sc=Hani}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Hani}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Hangul.js b/test/built-ins/RegExp/property-escapes/Script_-_Hangul.js
new file mode 100644
index 0000000000000000000000000000000000000000..135cbacd06c5031c21129ee5210b84702e94f641
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Hangul.js
@@ -0,0 +1,97 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Hangul`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001100, 0x0011FF],
+    [0x00302E, 0x00302F],
+    [0x003131, 0x00318E],
+    [0x003200, 0x00321E],
+    [0x003260, 0x00327E],
+    [0x00A960, 0x00A97C],
+    [0x00AC00, 0x00D7A3],
+    [0x00D7B0, 0x00D7C6],
+    [0x00D7CB, 0x00D7FB],
+    [0x00FFA0, 0x00FFBE],
+    [0x00FFC2, 0x00FFC7],
+    [0x00FFCA, 0x00FFCF],
+    [0x00FFD2, 0x00FFD7],
+    [0x00FFDA, 0x00FFDC]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Hangul}+$/u,
+  matchSymbols,
+  "\\p{Script=Hangul}"
+);
+testPropertyEscapes(
+  /^\p{Script=Hang}+$/u,
+  matchSymbols,
+  "\\p{Script=Hang}"
+);
+testPropertyEscapes(
+  /^\p{sc=Hangul}+$/u,
+  matchSymbols,
+  "\\p{sc=Hangul}"
+);
+testPropertyEscapes(
+  /^\p{sc=Hang}+$/u,
+  matchSymbols,
+  "\\p{sc=Hang}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0010FF],
+    [0x001200, 0x00302D],
+    [0x003030, 0x003130],
+    [0x00318F, 0x0031FF],
+    [0x00321F, 0x00325F],
+    [0x00327F, 0x00A95F],
+    [0x00A97D, 0x00ABFF],
+    [0x00D7A4, 0x00D7AF],
+    [0x00D7C7, 0x00D7CA],
+    [0x00D7FC, 0x00DBFF],
+    [0x00E000, 0x00FF9F],
+    [0x00FFBF, 0x00FFC1],
+    [0x00FFC8, 0x00FFC9],
+    [0x00FFD0, 0x00FFD1],
+    [0x00FFD8, 0x00FFD9],
+    [0x00FFDD, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Hangul}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Hangul}"
+);
+testPropertyEscapes(
+  /^\P{Script=Hang}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Hang}"
+);
+testPropertyEscapes(
+  /^\P{sc=Hangul}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Hangul}"
+);
+testPropertyEscapes(
+  /^\P{sc=Hang}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Hang}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Hanunoo.js b/test/built-ins/RegExp/property-escapes/Script_-_Hanunoo.js
new file mode 100644
index 0000000000000000000000000000000000000000..3f104744b89ea1940f5c9090b4df00ed0d929b7c
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Hanunoo.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Hanunoo`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001720, 0x001734]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Hanunoo}+$/u,
+  matchSymbols,
+  "\\p{Script=Hanunoo}"
+);
+testPropertyEscapes(
+  /^\p{Script=Hano}+$/u,
+  matchSymbols,
+  "\\p{Script=Hano}"
+);
+testPropertyEscapes(
+  /^\p{sc=Hanunoo}+$/u,
+  matchSymbols,
+  "\\p{sc=Hanunoo}"
+);
+testPropertyEscapes(
+  /^\p{sc=Hano}+$/u,
+  matchSymbols,
+  "\\p{sc=Hano}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00171F],
+    [0x001735, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Hanunoo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Hanunoo}"
+);
+testPropertyEscapes(
+  /^\P{Script=Hano}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Hano}"
+);
+testPropertyEscapes(
+  /^\P{sc=Hanunoo}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Hanunoo}"
+);
+testPropertyEscapes(
+  /^\P{sc=Hano}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Hano}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Hatran.js b/test/built-ins/RegExp/property-escapes/Script_-_Hatran.js
new file mode 100644
index 0000000000000000000000000000000000000000..5a486f995a0ba73b0ff8960355405c7b0a8ebaa1
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Hatran.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Hatran`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0108E0, 0x0108F2],
+    [0x0108F4, 0x0108F5],
+    [0x0108FB, 0x0108FF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Hatran}+$/u,
+  matchSymbols,
+  "\\p{Script=Hatran}"
+);
+testPropertyEscapes(
+  /^\p{Script=Hatr}+$/u,
+  matchSymbols,
+  "\\p{Script=Hatr}"
+);
+testPropertyEscapes(
+  /^\p{sc=Hatran}+$/u,
+  matchSymbols,
+  "\\p{sc=Hatran}"
+);
+testPropertyEscapes(
+  /^\p{sc=Hatr}+$/u,
+  matchSymbols,
+  "\\p{sc=Hatr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0108F3
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0108DF],
+    [0x0108F6, 0x0108FA],
+    [0x010900, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Hatran}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Hatran}"
+);
+testPropertyEscapes(
+  /^\P{Script=Hatr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Hatr}"
+);
+testPropertyEscapes(
+  /^\P{sc=Hatran}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Hatran}"
+);
+testPropertyEscapes(
+  /^\P{sc=Hatr}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Hatr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Hebrew.js b/test/built-ins/RegExp/property-escapes/Script_-_Hebrew.js
new file mode 100644
index 0000000000000000000000000000000000000000..c8dbfdb8aaea1eee3349acf8fce986409383a47c
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Hebrew.js
@@ -0,0 +1,89 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Hebrew`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00FB3E
+  ],
+  ranges: [
+    [0x000591, 0x0005C7],
+    [0x0005D0, 0x0005EA],
+    [0x0005F0, 0x0005F4],
+    [0x00FB1D, 0x00FB36],
+    [0x00FB38, 0x00FB3C],
+    [0x00FB40, 0x00FB41],
+    [0x00FB43, 0x00FB44],
+    [0x00FB46, 0x00FB4F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Hebrew}+$/u,
+  matchSymbols,
+  "\\p{Script=Hebrew}"
+);
+testPropertyEscapes(
+  /^\p{Script=Hebr}+$/u,
+  matchSymbols,
+  "\\p{Script=Hebr}"
+);
+testPropertyEscapes(
+  /^\p{sc=Hebrew}+$/u,
+  matchSymbols,
+  "\\p{sc=Hebrew}"
+);
+testPropertyEscapes(
+  /^\p{sc=Hebr}+$/u,
+  matchSymbols,
+  "\\p{sc=Hebr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000590],
+    [0x0005C8, 0x0005CF],
+    [0x0005EB, 0x0005EF],
+    [0x0005F5, 0x00DBFF],
+    [0x00E000, 0x00FB1C],
+    [0x00FB50, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Hebrew}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Hebrew}"
+);
+testPropertyEscapes(
+  /^\P{Script=Hebr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Hebr}"
+);
+testPropertyEscapes(
+  /^\P{sc=Hebrew}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Hebrew}"
+);
+testPropertyEscapes(
+  /^\P{sc=Hebr}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Hebr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Hiragana.js b/test/built-ins/RegExp/property-escapes/Script_-_Hiragana.js
new file mode 100644
index 0000000000000000000000000000000000000000..7462e1ea6684ae7a216dfd61cdb44c24e5f337b8
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Hiragana.js
@@ -0,0 +1,78 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Hiragana`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01B001,
+    0x01F200
+  ],
+  ranges: [
+    [0x003041, 0x003096],
+    [0x00309D, 0x00309F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Hiragana}+$/u,
+  matchSymbols,
+  "\\p{Script=Hiragana}"
+);
+testPropertyEscapes(
+  /^\p{Script=Hira}+$/u,
+  matchSymbols,
+  "\\p{Script=Hira}"
+);
+testPropertyEscapes(
+  /^\p{sc=Hiragana}+$/u,
+  matchSymbols,
+  "\\p{sc=Hiragana}"
+);
+testPropertyEscapes(
+  /^\p{sc=Hira}+$/u,
+  matchSymbols,
+  "\\p{sc=Hira}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x003040],
+    [0x003097, 0x00309C],
+    [0x0030A0, 0x00DBFF],
+    [0x00E000, 0x01B000],
+    [0x01B002, 0x01F1FF],
+    [0x01F201, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Hiragana}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Hiragana}"
+);
+testPropertyEscapes(
+  /^\P{Script=Hira}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Hira}"
+);
+testPropertyEscapes(
+  /^\P{sc=Hiragana}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Hiragana}"
+);
+testPropertyEscapes(
+  /^\P{sc=Hira}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Hira}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Imperial_Aramaic.js b/test/built-ins/RegExp/property-escapes/Script_-_Imperial_Aramaic.js
new file mode 100644
index 0000000000000000000000000000000000000000..184745be4b441db668ae3cf610eeb044499ee785
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Imperial_Aramaic.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Imperial_Aramaic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010840, 0x010855],
+    [0x010857, 0x01085F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Imperial_Aramaic}+$/u,
+  matchSymbols,
+  "\\p{Script=Imperial_Aramaic}"
+);
+testPropertyEscapes(
+  /^\p{Script=Armi}+$/u,
+  matchSymbols,
+  "\\p{Script=Armi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Imperial_Aramaic}+$/u,
+  matchSymbols,
+  "\\p{sc=Imperial_Aramaic}"
+);
+testPropertyEscapes(
+  /^\p{sc=Armi}+$/u,
+  matchSymbols,
+  "\\p{sc=Armi}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x010856
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01083F],
+    [0x010860, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Imperial_Aramaic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Imperial_Aramaic}"
+);
+testPropertyEscapes(
+  /^\P{Script=Armi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Armi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Imperial_Aramaic}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Imperial_Aramaic}"
+);
+testPropertyEscapes(
+  /^\P{sc=Armi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Armi}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Inherited.js b/test/built-ins/RegExp/property-escapes/Script_-_Inherited.js
new file mode 100644
index 0000000000000000000000000000000000000000..92621a703c737ef2f5c6fab658f454e7f77227d1
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Inherited.js
@@ -0,0 +1,145 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Inherited`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000670,
+    0x001CED,
+    0x001CF4,
+    0x0101FD,
+    0x0102E0
+  ],
+  ranges: [
+    [0x000300, 0x00036F],
+    [0x000485, 0x000486],
+    [0x00064B, 0x000655],
+    [0x000951, 0x000952],
+    [0x001AB0, 0x001ABE],
+    [0x001CD0, 0x001CD2],
+    [0x001CD4, 0x001CE0],
+    [0x001CE2, 0x001CE8],
+    [0x001CF8, 0x001CF9],
+    [0x001DC0, 0x001DF5],
+    [0x001DFB, 0x001DFF],
+    [0x00200C, 0x00200D],
+    [0x0020D0, 0x0020F0],
+    [0x00302A, 0x00302D],
+    [0x003099, 0x00309A],
+    [0x00FE00, 0x00FE0F],
+    [0x00FE20, 0x00FE2D],
+    [0x01D167, 0x01D169],
+    [0x01D17B, 0x01D182],
+    [0x01D185, 0x01D18B],
+    [0x01D1AA, 0x01D1AD],
+    [0x0E0100, 0x0E01EF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Inherited}+$/u,
+  matchSymbols,
+  "\\p{Script=Inherited}"
+);
+testPropertyEscapes(
+  /^\p{Script=Zinh}+$/u,
+  matchSymbols,
+  "\\p{Script=Zinh}"
+);
+testPropertyEscapes(
+  /^\p{Script=Qaai}+$/u,
+  matchSymbols,
+  "\\p{Script=Qaai}"
+);
+testPropertyEscapes(
+  /^\p{sc=Inherited}+$/u,
+  matchSymbols,
+  "\\p{sc=Inherited}"
+);
+testPropertyEscapes(
+  /^\p{sc=Zinh}+$/u,
+  matchSymbols,
+  "\\p{sc=Zinh}"
+);
+testPropertyEscapes(
+  /^\p{sc=Qaai}+$/u,
+  matchSymbols,
+  "\\p{sc=Qaai}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x001CD3,
+    0x001CE1
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0002FF],
+    [0x000370, 0x000484],
+    [0x000487, 0x00064A],
+    [0x000656, 0x00066F],
+    [0x000671, 0x000950],
+    [0x000953, 0x001AAF],
+    [0x001ABF, 0x001CCF],
+    [0x001CE9, 0x001CEC],
+    [0x001CEE, 0x001CF3],
+    [0x001CF5, 0x001CF7],
+    [0x001CFA, 0x001DBF],
+    [0x001DF6, 0x001DFA],
+    [0x001E00, 0x00200B],
+    [0x00200E, 0x0020CF],
+    [0x0020F1, 0x003029],
+    [0x00302E, 0x003098],
+    [0x00309B, 0x00DBFF],
+    [0x00E000, 0x00FDFF],
+    [0x00FE10, 0x00FE1F],
+    [0x00FE2E, 0x0101FC],
+    [0x0101FE, 0x0102DF],
+    [0x0102E1, 0x01D166],
+    [0x01D16A, 0x01D17A],
+    [0x01D183, 0x01D184],
+    [0x01D18C, 0x01D1A9],
+    [0x01D1AE, 0x0E00FF],
+    [0x0E01F0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Inherited}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Inherited}"
+);
+testPropertyEscapes(
+  /^\P{Script=Zinh}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Zinh}"
+);
+testPropertyEscapes(
+  /^\P{Script=Qaai}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Qaai}"
+);
+testPropertyEscapes(
+  /^\P{sc=Inherited}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Inherited}"
+);
+testPropertyEscapes(
+  /^\P{sc=Zinh}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Zinh}"
+);
+testPropertyEscapes(
+  /^\P{sc=Qaai}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Qaai}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Inscriptional_Pahlavi.js b/test/built-ins/RegExp/property-escapes/Script_-_Inscriptional_Pahlavi.js
new file mode 100644
index 0000000000000000000000000000000000000000..f41ecab60a3b54be70a1e4e2258711359d85f780
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Inscriptional_Pahlavi.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Inscriptional_Pahlavi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010B60, 0x010B72],
+    [0x010B78, 0x010B7F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Inscriptional_Pahlavi}+$/u,
+  matchSymbols,
+  "\\p{Script=Inscriptional_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\p{Script=Phli}+$/u,
+  matchSymbols,
+  "\\p{Script=Phli}"
+);
+testPropertyEscapes(
+  /^\p{sc=Inscriptional_Pahlavi}+$/u,
+  matchSymbols,
+  "\\p{sc=Inscriptional_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Phli}+$/u,
+  matchSymbols,
+  "\\p{sc=Phli}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010B5F],
+    [0x010B73, 0x010B77],
+    [0x010B80, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Inscriptional_Pahlavi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Inscriptional_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\P{Script=Phli}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Phli}"
+);
+testPropertyEscapes(
+  /^\P{sc=Inscriptional_Pahlavi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Inscriptional_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Phli}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Phli}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Inscriptional_Parthian.js b/test/built-ins/RegExp/property-escapes/Script_-_Inscriptional_Parthian.js
new file mode 100644
index 0000000000000000000000000000000000000000..fb4b1dc7cf3373050fbb4d15e5d7b4be19c9eee2
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Inscriptional_Parthian.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Inscriptional_Parthian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010B40, 0x010B55],
+    [0x010B58, 0x010B5F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Inscriptional_Parthian}+$/u,
+  matchSymbols,
+  "\\p{Script=Inscriptional_Parthian}"
+);
+testPropertyEscapes(
+  /^\p{Script=Prti}+$/u,
+  matchSymbols,
+  "\\p{Script=Prti}"
+);
+testPropertyEscapes(
+  /^\p{sc=Inscriptional_Parthian}+$/u,
+  matchSymbols,
+  "\\p{sc=Inscriptional_Parthian}"
+);
+testPropertyEscapes(
+  /^\p{sc=Prti}+$/u,
+  matchSymbols,
+  "\\p{sc=Prti}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010B3F],
+    [0x010B56, 0x010B57],
+    [0x010B60, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Inscriptional_Parthian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Inscriptional_Parthian}"
+);
+testPropertyEscapes(
+  /^\P{Script=Prti}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Prti}"
+);
+testPropertyEscapes(
+  /^\P{sc=Inscriptional_Parthian}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Inscriptional_Parthian}"
+);
+testPropertyEscapes(
+  /^\P{sc=Prti}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Prti}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Javanese.js b/test/built-ins/RegExp/property-escapes/Script_-_Javanese.js
new file mode 100644
index 0000000000000000000000000000000000000000..aac5f20e9c4587c218e92cdbf1203b3c82cedf3f
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Javanese.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Javanese`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A980, 0x00A9CD],
+    [0x00A9D0, 0x00A9D9],
+    [0x00A9DE, 0x00A9DF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Javanese}+$/u,
+  matchSymbols,
+  "\\p{Script=Javanese}"
+);
+testPropertyEscapes(
+  /^\p{Script=Java}+$/u,
+  matchSymbols,
+  "\\p{Script=Java}"
+);
+testPropertyEscapes(
+  /^\p{sc=Javanese}+$/u,
+  matchSymbols,
+  "\\p{sc=Javanese}"
+);
+testPropertyEscapes(
+  /^\p{sc=Java}+$/u,
+  matchSymbols,
+  "\\p{sc=Java}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A97F],
+    [0x00A9CE, 0x00A9CF],
+    [0x00A9DA, 0x00A9DD],
+    [0x00A9E0, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Javanese}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Javanese}"
+);
+testPropertyEscapes(
+  /^\P{Script=Java}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Java}"
+);
+testPropertyEscapes(
+  /^\P{sc=Javanese}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Javanese}"
+);
+testPropertyEscapes(
+  /^\P{sc=Java}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Java}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Kaithi.js b/test/built-ins/RegExp/property-escapes/Script_-_Kaithi.js
new file mode 100644
index 0000000000000000000000000000000000000000..53e88cb932d353df71e1ea9d8c93be99d9ee7a19
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Kaithi.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Kaithi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011080, 0x0110C1]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Kaithi}+$/u,
+  matchSymbols,
+  "\\p{Script=Kaithi}"
+);
+testPropertyEscapes(
+  /^\p{Script=Kthi}+$/u,
+  matchSymbols,
+  "\\p{Script=Kthi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Kaithi}+$/u,
+  matchSymbols,
+  "\\p{sc=Kaithi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Kthi}+$/u,
+  matchSymbols,
+  "\\p{sc=Kthi}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01107F],
+    [0x0110C2, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Kaithi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Kaithi}"
+);
+testPropertyEscapes(
+  /^\P{Script=Kthi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Kthi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Kaithi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Kaithi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Kthi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Kthi}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Kannada.js b/test/built-ins/RegExp/property-escapes/Script_-_Kannada.js
new file mode 100644
index 0000000000000000000000000000000000000000..570cadd0c5c792161c4a1e8729679f7d2b327503
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Kannada.js
@@ -0,0 +1,99 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Kannada`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000CDE
+  ],
+  ranges: [
+    [0x000C80, 0x000C83],
+    [0x000C85, 0x000C8C],
+    [0x000C8E, 0x000C90],
+    [0x000C92, 0x000CA8],
+    [0x000CAA, 0x000CB3],
+    [0x000CB5, 0x000CB9],
+    [0x000CBC, 0x000CC4],
+    [0x000CC6, 0x000CC8],
+    [0x000CCA, 0x000CCD],
+    [0x000CD5, 0x000CD6],
+    [0x000CE0, 0x000CE3],
+    [0x000CE6, 0x000CEF],
+    [0x000CF1, 0x000CF2]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Kannada}+$/u,
+  matchSymbols,
+  "\\p{Script=Kannada}"
+);
+testPropertyEscapes(
+  /^\p{Script=Knda}+$/u,
+  matchSymbols,
+  "\\p{Script=Knda}"
+);
+testPropertyEscapes(
+  /^\p{sc=Kannada}+$/u,
+  matchSymbols,
+  "\\p{sc=Kannada}"
+);
+testPropertyEscapes(
+  /^\p{sc=Knda}+$/u,
+  matchSymbols,
+  "\\p{sc=Knda}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000C84,
+    0x000C8D,
+    0x000C91,
+    0x000CA9,
+    0x000CB4,
+    0x000CC5,
+    0x000CC9,
+    0x000CDF,
+    0x000CF0
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000C7F],
+    [0x000CBA, 0x000CBB],
+    [0x000CCE, 0x000CD4],
+    [0x000CD7, 0x000CDD],
+    [0x000CE4, 0x000CE5],
+    [0x000CF3, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Kannada}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Kannada}"
+);
+testPropertyEscapes(
+  /^\P{Script=Knda}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Knda}"
+);
+testPropertyEscapes(
+  /^\P{sc=Kannada}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Kannada}"
+);
+testPropertyEscapes(
+  /^\P{sc=Knda}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Knda}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Katakana.js b/test/built-ins/RegExp/property-escapes/Script_-_Katakana.js
new file mode 100644
index 0000000000000000000000000000000000000000..04db8773344a4671a9a8e4d70a19ddea9fe5c3c4
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Katakana.js
@@ -0,0 +1,87 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Katakana`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01B000
+  ],
+  ranges: [
+    [0x0030A1, 0x0030FA],
+    [0x0030FD, 0x0030FF],
+    [0x0031F0, 0x0031FF],
+    [0x0032D0, 0x0032FE],
+    [0x003300, 0x003357],
+    [0x00FF66, 0x00FF6F],
+    [0x00FF71, 0x00FF9D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Katakana}+$/u,
+  matchSymbols,
+  "\\p{Script=Katakana}"
+);
+testPropertyEscapes(
+  /^\p{Script=Kana}+$/u,
+  matchSymbols,
+  "\\p{Script=Kana}"
+);
+testPropertyEscapes(
+  /^\p{sc=Katakana}+$/u,
+  matchSymbols,
+  "\\p{sc=Katakana}"
+);
+testPropertyEscapes(
+  /^\p{sc=Kana}+$/u,
+  matchSymbols,
+  "\\p{sc=Kana}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0032FF,
+    0x00FF70
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0030A0],
+    [0x0030FB, 0x0030FC],
+    [0x003100, 0x0031EF],
+    [0x003200, 0x0032CF],
+    [0x003358, 0x00DBFF],
+    [0x00E000, 0x00FF65],
+    [0x00FF9E, 0x01AFFF],
+    [0x01B001, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Katakana}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Katakana}"
+);
+testPropertyEscapes(
+  /^\P{Script=Kana}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Kana}"
+);
+testPropertyEscapes(
+  /^\P{sc=Katakana}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Katakana}"
+);
+testPropertyEscapes(
+  /^\P{sc=Kana}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Kana}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Kayah_Li.js b/test/built-ins/RegExp/property-escapes/Script_-_Kayah_Li.js
new file mode 100644
index 0000000000000000000000000000000000000000..e084fdf1409418782d8b00e108033df9beb3fb68
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Kayah_Li.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Kayah_Li`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00A92F
+  ],
+  ranges: [
+    [0x00A900, 0x00A92D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Kayah_Li}+$/u,
+  matchSymbols,
+  "\\p{Script=Kayah_Li}"
+);
+testPropertyEscapes(
+  /^\p{Script=Kali}+$/u,
+  matchSymbols,
+  "\\p{Script=Kali}"
+);
+testPropertyEscapes(
+  /^\p{sc=Kayah_Li}+$/u,
+  matchSymbols,
+  "\\p{sc=Kayah_Li}"
+);
+testPropertyEscapes(
+  /^\p{sc=Kali}+$/u,
+  matchSymbols,
+  "\\p{sc=Kali}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00A92E
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A8FF],
+    [0x00A930, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Kayah_Li}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Kayah_Li}"
+);
+testPropertyEscapes(
+  /^\P{Script=Kali}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Kali}"
+);
+testPropertyEscapes(
+  /^\P{sc=Kayah_Li}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Kayah_Li}"
+);
+testPropertyEscapes(
+  /^\P{sc=Kali}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Kali}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Kharoshthi.js b/test/built-ins/RegExp/property-escapes/Script_-_Kharoshthi.js
new file mode 100644
index 0000000000000000000000000000000000000000..1b0603285035f792caf26c9cea2269bef91b4691
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Kharoshthi.js
@@ -0,0 +1,86 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Kharoshthi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010A00, 0x010A03],
+    [0x010A05, 0x010A06],
+    [0x010A0C, 0x010A13],
+    [0x010A15, 0x010A17],
+    [0x010A19, 0x010A33],
+    [0x010A38, 0x010A3A],
+    [0x010A3F, 0x010A47],
+    [0x010A50, 0x010A58]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Kharoshthi}+$/u,
+  matchSymbols,
+  "\\p{Script=Kharoshthi}"
+);
+testPropertyEscapes(
+  /^\p{Script=Khar}+$/u,
+  matchSymbols,
+  "\\p{Script=Khar}"
+);
+testPropertyEscapes(
+  /^\p{sc=Kharoshthi}+$/u,
+  matchSymbols,
+  "\\p{sc=Kharoshthi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Khar}+$/u,
+  matchSymbols,
+  "\\p{sc=Khar}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x010A04,
+    0x010A14,
+    0x010A18
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0109FF],
+    [0x010A07, 0x010A0B],
+    [0x010A34, 0x010A37],
+    [0x010A3B, 0x010A3E],
+    [0x010A48, 0x010A4F],
+    [0x010A59, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Kharoshthi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Kharoshthi}"
+);
+testPropertyEscapes(
+  /^\P{Script=Khar}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Khar}"
+);
+testPropertyEscapes(
+  /^\P{sc=Kharoshthi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Kharoshthi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Khar}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Khar}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Khmer.js b/test/built-ins/RegExp/property-escapes/Script_-_Khmer.js
new file mode 100644
index 0000000000000000000000000000000000000000..c4d4ebaec19a7dbcd1e01317e87b0139d6c7b2a3
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Khmer.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Khmer`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001780, 0x0017DD],
+    [0x0017E0, 0x0017E9],
+    [0x0017F0, 0x0017F9],
+    [0x0019E0, 0x0019FF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Khmer}+$/u,
+  matchSymbols,
+  "\\p{Script=Khmer}"
+);
+testPropertyEscapes(
+  /^\p{Script=Khmr}+$/u,
+  matchSymbols,
+  "\\p{Script=Khmr}"
+);
+testPropertyEscapes(
+  /^\p{sc=Khmer}+$/u,
+  matchSymbols,
+  "\\p{sc=Khmer}"
+);
+testPropertyEscapes(
+  /^\p{sc=Khmr}+$/u,
+  matchSymbols,
+  "\\p{sc=Khmr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00177F],
+    [0x0017DE, 0x0017DF],
+    [0x0017EA, 0x0017EF],
+    [0x0017FA, 0x0019DF],
+    [0x001A00, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Khmer}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Khmer}"
+);
+testPropertyEscapes(
+  /^\P{Script=Khmr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Khmr}"
+);
+testPropertyEscapes(
+  /^\P{sc=Khmer}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Khmer}"
+);
+testPropertyEscapes(
+  /^\P{sc=Khmr}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Khmr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Khojki.js b/test/built-ins/RegExp/property-escapes/Script_-_Khojki.js
new file mode 100644
index 0000000000000000000000000000000000000000..931100a690c7cb9c495a5db8aca4063e71055037
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Khojki.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Khojki`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011200, 0x011211],
+    [0x011213, 0x01123E]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Khojki}+$/u,
+  matchSymbols,
+  "\\p{Script=Khojki}"
+);
+testPropertyEscapes(
+  /^\p{Script=Khoj}+$/u,
+  matchSymbols,
+  "\\p{Script=Khoj}"
+);
+testPropertyEscapes(
+  /^\p{sc=Khojki}+$/u,
+  matchSymbols,
+  "\\p{sc=Khojki}"
+);
+testPropertyEscapes(
+  /^\p{sc=Khoj}+$/u,
+  matchSymbols,
+  "\\p{sc=Khoj}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x011212
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0111FF],
+    [0x01123F, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Khojki}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Khojki}"
+);
+testPropertyEscapes(
+  /^\P{Script=Khoj}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Khoj}"
+);
+testPropertyEscapes(
+  /^\P{sc=Khojki}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Khojki}"
+);
+testPropertyEscapes(
+  /^\P{sc=Khoj}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Khoj}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Khudawadi.js b/test/built-ins/RegExp/property-escapes/Script_-_Khudawadi.js
new file mode 100644
index 0000000000000000000000000000000000000000..08e3165c701b6396f6bed3c8fac8b4ee29d448c0
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Khudawadi.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Khudawadi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0112B0, 0x0112EA],
+    [0x0112F0, 0x0112F9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Khudawadi}+$/u,
+  matchSymbols,
+  "\\p{Script=Khudawadi}"
+);
+testPropertyEscapes(
+  /^\p{Script=Sind}+$/u,
+  matchSymbols,
+  "\\p{Script=Sind}"
+);
+testPropertyEscapes(
+  /^\p{sc=Khudawadi}+$/u,
+  matchSymbols,
+  "\\p{sc=Khudawadi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Sind}+$/u,
+  matchSymbols,
+  "\\p{sc=Sind}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0112AF],
+    [0x0112EB, 0x0112EF],
+    [0x0112FA, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Khudawadi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Khudawadi}"
+);
+testPropertyEscapes(
+  /^\P{Script=Sind}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Sind}"
+);
+testPropertyEscapes(
+  /^\P{sc=Khudawadi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Khudawadi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Sind}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Sind}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Lao.js b/test/built-ins/RegExp/property-escapes/Script_-_Lao.js
new file mode 100644
index 0000000000000000000000000000000000000000..ec2d459616d245d2d061903c72f60bdd955c96ab
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Lao.js
@@ -0,0 +1,107 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Lao`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000E84,
+    0x000E8A,
+    0x000E8D,
+    0x000EA5,
+    0x000EA7,
+    0x000EC6
+  ],
+  ranges: [
+    [0x000E81, 0x000E82],
+    [0x000E87, 0x000E88],
+    [0x000E94, 0x000E97],
+    [0x000E99, 0x000E9F],
+    [0x000EA1, 0x000EA3],
+    [0x000EAA, 0x000EAB],
+    [0x000EAD, 0x000EB9],
+    [0x000EBB, 0x000EBD],
+    [0x000EC0, 0x000EC4],
+    [0x000EC8, 0x000ECD],
+    [0x000ED0, 0x000ED9],
+    [0x000EDC, 0x000EDF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Lao}+$/u,
+  matchSymbols,
+  "\\p{Script=Lao}"
+);
+testPropertyEscapes(
+  /^\p{Script=Laoo}+$/u,
+  matchSymbols,
+  "\\p{Script=Laoo}"
+);
+testPropertyEscapes(
+  /^\p{sc=Lao}+$/u,
+  matchSymbols,
+  "\\p{sc=Lao}"
+);
+testPropertyEscapes(
+  /^\p{sc=Laoo}+$/u,
+  matchSymbols,
+  "\\p{sc=Laoo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000E83,
+    0x000E89,
+    0x000E98,
+    0x000EA0,
+    0x000EA4,
+    0x000EA6,
+    0x000EAC,
+    0x000EBA,
+    0x000EC5,
+    0x000EC7
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000E80],
+    [0x000E85, 0x000E86],
+    [0x000E8B, 0x000E8C],
+    [0x000E8E, 0x000E93],
+    [0x000EA8, 0x000EA9],
+    [0x000EBE, 0x000EBF],
+    [0x000ECE, 0x000ECF],
+    [0x000EDA, 0x000EDB],
+    [0x000EE0, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Lao}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Lao}"
+);
+testPropertyEscapes(
+  /^\P{Script=Laoo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Laoo}"
+);
+testPropertyEscapes(
+  /^\P{sc=Lao}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Lao}"
+);
+testPropertyEscapes(
+  /^\P{sc=Laoo}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Laoo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Latin.js b/test/built-ins/RegExp/property-escapes/Script_-_Latin.js
new file mode 100644
index 0000000000000000000000000000000000000000..c03755f6c2060c5e8fe44db8183460b071029f5b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Latin.js
@@ -0,0 +1,133 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Latin`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AA,
+    0x0000BA,
+    0x002071,
+    0x00207F,
+    0x002132,
+    0x00214E
+  ],
+  ranges: [
+    [0x000041, 0x00005A],
+    [0x000061, 0x00007A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x0002B8],
+    [0x0002E0, 0x0002E4],
+    [0x001D00, 0x001D25],
+    [0x001D2C, 0x001D5C],
+    [0x001D62, 0x001D65],
+    [0x001D6B, 0x001D77],
+    [0x001D79, 0x001DBE],
+    [0x001E00, 0x001EFF],
+    [0x002090, 0x00209C],
+    [0x00212A, 0x00212B],
+    [0x002160, 0x002188],
+    [0x002C60, 0x002C7F],
+    [0x00A722, 0x00A787],
+    [0x00A78B, 0x00A7AE],
+    [0x00A7B0, 0x00A7B7],
+    [0x00A7F7, 0x00A7FF],
+    [0x00AB30, 0x00AB5A],
+    [0x00AB5C, 0x00AB64],
+    [0x00FB00, 0x00FB06],
+    [0x00FF21, 0x00FF3A],
+    [0x00FF41, 0x00FF5A]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Latin}+$/u,
+  matchSymbols,
+  "\\p{Script=Latin}"
+);
+testPropertyEscapes(
+  /^\p{Script=Latn}+$/u,
+  matchSymbols,
+  "\\p{Script=Latn}"
+);
+testPropertyEscapes(
+  /^\p{sc=Latin}+$/u,
+  matchSymbols,
+  "\\p{sc=Latin}"
+);
+testPropertyEscapes(
+  /^\p{sc=Latn}+$/u,
+  matchSymbols,
+  "\\p{sc=Latn}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x0000F7,
+    0x001D78,
+    0x00A7AF,
+    0x00AB5B
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000040],
+    [0x00005B, 0x000060],
+    [0x00007B, 0x0000A9],
+    [0x0000AB, 0x0000B9],
+    [0x0000BB, 0x0000BF],
+    [0x0002B9, 0x0002DF],
+    [0x0002E5, 0x001CFF],
+    [0x001D26, 0x001D2B],
+    [0x001D5D, 0x001D61],
+    [0x001D66, 0x001D6A],
+    [0x001DBF, 0x001DFF],
+    [0x001F00, 0x002070],
+    [0x002072, 0x00207E],
+    [0x002080, 0x00208F],
+    [0x00209D, 0x002129],
+    [0x00212C, 0x002131],
+    [0x002133, 0x00214D],
+    [0x00214F, 0x00215F],
+    [0x002189, 0x002C5F],
+    [0x002C80, 0x00A721],
+    [0x00A788, 0x00A78A],
+    [0x00A7B8, 0x00A7F6],
+    [0x00A800, 0x00AB2F],
+    [0x00AB65, 0x00DBFF],
+    [0x00E000, 0x00FAFF],
+    [0x00FB07, 0x00FF20],
+    [0x00FF3B, 0x00FF40],
+    [0x00FF5B, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Latin}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Latin}"
+);
+testPropertyEscapes(
+  /^\P{Script=Latn}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Latn}"
+);
+testPropertyEscapes(
+  /^\P{sc=Latin}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Latin}"
+);
+testPropertyEscapes(
+  /^\P{sc=Latn}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Latn}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Lepcha.js b/test/built-ins/RegExp/property-escapes/Script_-_Lepcha.js
new file mode 100644
index 0000000000000000000000000000000000000000..3553a5f8a4535a9551187907bd823926fac49e60
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Lepcha.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Lepcha`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001C00, 0x001C37],
+    [0x001C3B, 0x001C49],
+    [0x001C4D, 0x001C4F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Lepcha}+$/u,
+  matchSymbols,
+  "\\p{Script=Lepcha}"
+);
+testPropertyEscapes(
+  /^\p{Script=Lepc}+$/u,
+  matchSymbols,
+  "\\p{Script=Lepc}"
+);
+testPropertyEscapes(
+  /^\p{sc=Lepcha}+$/u,
+  matchSymbols,
+  "\\p{sc=Lepcha}"
+);
+testPropertyEscapes(
+  /^\p{sc=Lepc}+$/u,
+  matchSymbols,
+  "\\p{sc=Lepc}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001BFF],
+    [0x001C38, 0x001C3A],
+    [0x001C4A, 0x001C4C],
+    [0x001C50, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Lepcha}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Lepcha}"
+);
+testPropertyEscapes(
+  /^\P{Script=Lepc}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Lepc}"
+);
+testPropertyEscapes(
+  /^\P{sc=Lepcha}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Lepcha}"
+);
+testPropertyEscapes(
+  /^\P{sc=Lepc}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Lepc}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Limbu.js b/test/built-ins/RegExp/property-escapes/Script_-_Limbu.js
new file mode 100644
index 0000000000000000000000000000000000000000..49f9350b0f1dafe145d77c1d1b04c0a5a58d867d
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Limbu.js
@@ -0,0 +1,81 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Limbu`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x001940
+  ],
+  ranges: [
+    [0x001900, 0x00191E],
+    [0x001920, 0x00192B],
+    [0x001930, 0x00193B],
+    [0x001944, 0x00194F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Limbu}+$/u,
+  matchSymbols,
+  "\\p{Script=Limbu}"
+);
+testPropertyEscapes(
+  /^\p{Script=Limb}+$/u,
+  matchSymbols,
+  "\\p{Script=Limb}"
+);
+testPropertyEscapes(
+  /^\p{sc=Limbu}+$/u,
+  matchSymbols,
+  "\\p{sc=Limbu}"
+);
+testPropertyEscapes(
+  /^\p{sc=Limb}+$/u,
+  matchSymbols,
+  "\\p{sc=Limb}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00191F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0018FF],
+    [0x00192C, 0x00192F],
+    [0x00193C, 0x00193F],
+    [0x001941, 0x001943],
+    [0x001950, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Limbu}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Limbu}"
+);
+testPropertyEscapes(
+  /^\P{Script=Limb}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Limb}"
+);
+testPropertyEscapes(
+  /^\P{sc=Limbu}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Limbu}"
+);
+testPropertyEscapes(
+  /^\P{sc=Limb}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Limb}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Linear_A.js b/test/built-ins/RegExp/property-escapes/Script_-_Linear_A.js
new file mode 100644
index 0000000000000000000000000000000000000000..0a39785bf5701fcc87e78e8faf40c53cb720d622
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Linear_A.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Linear_A`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010600, 0x010736],
+    [0x010740, 0x010755],
+    [0x010760, 0x010767]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Linear_A}+$/u,
+  matchSymbols,
+  "\\p{Script=Linear_A}"
+);
+testPropertyEscapes(
+  /^\p{Script=Lina}+$/u,
+  matchSymbols,
+  "\\p{Script=Lina}"
+);
+testPropertyEscapes(
+  /^\p{sc=Linear_A}+$/u,
+  matchSymbols,
+  "\\p{sc=Linear_A}"
+);
+testPropertyEscapes(
+  /^\p{sc=Lina}+$/u,
+  matchSymbols,
+  "\\p{sc=Lina}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0105FF],
+    [0x010737, 0x01073F],
+    [0x010756, 0x01075F],
+    [0x010768, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Linear_A}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Linear_A}"
+);
+testPropertyEscapes(
+  /^\P{Script=Lina}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Lina}"
+);
+testPropertyEscapes(
+  /^\P{sc=Linear_A}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Linear_A}"
+);
+testPropertyEscapes(
+  /^\P{sc=Lina}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Lina}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Linear_B.js b/test/built-ins/RegExp/property-escapes/Script_-_Linear_B.js
new file mode 100644
index 0000000000000000000000000000000000000000..2394de3ec06dbbaf1ab38730efdc434808a58eea
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Linear_B.js
@@ -0,0 +1,84 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Linear_B`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010000, 0x01000B],
+    [0x01000D, 0x010026],
+    [0x010028, 0x01003A],
+    [0x01003C, 0x01003D],
+    [0x01003F, 0x01004D],
+    [0x010050, 0x01005D],
+    [0x010080, 0x0100FA]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Linear_B}+$/u,
+  matchSymbols,
+  "\\p{Script=Linear_B}"
+);
+testPropertyEscapes(
+  /^\p{Script=Linb}+$/u,
+  matchSymbols,
+  "\\p{Script=Linb}"
+);
+testPropertyEscapes(
+  /^\p{sc=Linear_B}+$/u,
+  matchSymbols,
+  "\\p{sc=Linear_B}"
+);
+testPropertyEscapes(
+  /^\p{sc=Linb}+$/u,
+  matchSymbols,
+  "\\p{sc=Linb}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x01000C,
+    0x010027,
+    0x01003B,
+    0x01003E
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x00FFFF],
+    [0x01004E, 0x01004F],
+    [0x01005E, 0x01007F],
+    [0x0100FB, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Linear_B}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Linear_B}"
+);
+testPropertyEscapes(
+  /^\P{Script=Linb}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Linb}"
+);
+testPropertyEscapes(
+  /^\P{sc=Linear_B}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Linear_B}"
+);
+testPropertyEscapes(
+  /^\P{sc=Linb}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Linb}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Lisu.js b/test/built-ins/RegExp/property-escapes/Script_-_Lisu.js
new file mode 100644
index 0000000000000000000000000000000000000000..36ec50f4b8376c8b4085c93f76193ff8f1df5c0b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Lisu.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Lisu`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A4D0, 0x00A4FF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Lisu}+$/u,
+  matchSymbols,
+  "\\p{Script=Lisu}"
+);
+testPropertyEscapes(
+  /^\p{Script=Lisu}+$/u,
+  matchSymbols,
+  "\\p{Script=Lisu}"
+);
+testPropertyEscapes(
+  /^\p{sc=Lisu}+$/u,
+  matchSymbols,
+  "\\p{sc=Lisu}"
+);
+testPropertyEscapes(
+  /^\p{sc=Lisu}+$/u,
+  matchSymbols,
+  "\\p{sc=Lisu}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A4CF],
+    [0x00A500, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Lisu}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Lisu}"
+);
+testPropertyEscapes(
+  /^\P{Script=Lisu}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Lisu}"
+);
+testPropertyEscapes(
+  /^\P{sc=Lisu}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Lisu}"
+);
+testPropertyEscapes(
+  /^\P{sc=Lisu}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Lisu}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Lycian.js b/test/built-ins/RegExp/property-escapes/Script_-_Lycian.js
new file mode 100644
index 0000000000000000000000000000000000000000..a05dfff7a25ed45b65bc19da69e46feba1a63867
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Lycian.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Lycian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010280, 0x01029C]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Lycian}+$/u,
+  matchSymbols,
+  "\\p{Script=Lycian}"
+);
+testPropertyEscapes(
+  /^\p{Script=Lyci}+$/u,
+  matchSymbols,
+  "\\p{Script=Lyci}"
+);
+testPropertyEscapes(
+  /^\p{sc=Lycian}+$/u,
+  matchSymbols,
+  "\\p{sc=Lycian}"
+);
+testPropertyEscapes(
+  /^\p{sc=Lyci}+$/u,
+  matchSymbols,
+  "\\p{sc=Lyci}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01027F],
+    [0x01029D, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Lycian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Lycian}"
+);
+testPropertyEscapes(
+  /^\P{Script=Lyci}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Lyci}"
+);
+testPropertyEscapes(
+  /^\P{sc=Lycian}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Lycian}"
+);
+testPropertyEscapes(
+  /^\P{sc=Lyci}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Lyci}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Lydian.js b/test/built-ins/RegExp/property-escapes/Script_-_Lydian.js
new file mode 100644
index 0000000000000000000000000000000000000000..095b6e18310fc4f4e84e5a7c482565088f61ace7
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Lydian.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Lydian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01093F
+  ],
+  ranges: [
+    [0x010920, 0x010939]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Lydian}+$/u,
+  matchSymbols,
+  "\\p{Script=Lydian}"
+);
+testPropertyEscapes(
+  /^\p{Script=Lydi}+$/u,
+  matchSymbols,
+  "\\p{Script=Lydi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Lydian}+$/u,
+  matchSymbols,
+  "\\p{sc=Lydian}"
+);
+testPropertyEscapes(
+  /^\p{sc=Lydi}+$/u,
+  matchSymbols,
+  "\\p{sc=Lydi}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01091F],
+    [0x01093A, 0x01093E],
+    [0x010940, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Lydian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Lydian}"
+);
+testPropertyEscapes(
+  /^\P{Script=Lydi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Lydi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Lydian}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Lydian}"
+);
+testPropertyEscapes(
+  /^\P{sc=Lydi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Lydi}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Mahajani.js b/test/built-ins/RegExp/property-escapes/Script_-_Mahajani.js
new file mode 100644
index 0000000000000000000000000000000000000000..6a70d88aa3e470014b197824a7f8bcc9b650b63b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Mahajani.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Mahajani`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011150, 0x011176]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Mahajani}+$/u,
+  matchSymbols,
+  "\\p{Script=Mahajani}"
+);
+testPropertyEscapes(
+  /^\p{Script=Mahj}+$/u,
+  matchSymbols,
+  "\\p{Script=Mahj}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mahajani}+$/u,
+  matchSymbols,
+  "\\p{sc=Mahajani}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mahj}+$/u,
+  matchSymbols,
+  "\\p{sc=Mahj}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01114F],
+    [0x011177, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Mahajani}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mahajani}"
+);
+testPropertyEscapes(
+  /^\P{Script=Mahj}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mahj}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mahajani}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mahajani}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mahj}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mahj}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Malayalam.js b/test/built-ins/RegExp/property-escapes/Script_-_Malayalam.js
new file mode 100644
index 0000000000000000000000000000000000000000..4c3e828c771d03ddcd3b7a42498d2884a732ae5b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Malayalam.js
@@ -0,0 +1,88 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Malayalam`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000D01, 0x000D03],
+    [0x000D05, 0x000D0C],
+    [0x000D0E, 0x000D10],
+    [0x000D12, 0x000D3A],
+    [0x000D3D, 0x000D44],
+    [0x000D46, 0x000D48],
+    [0x000D4A, 0x000D4F],
+    [0x000D54, 0x000D63],
+    [0x000D66, 0x000D7F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Malayalam}+$/u,
+  matchSymbols,
+  "\\p{Script=Malayalam}"
+);
+testPropertyEscapes(
+  /^\p{Script=Mlym}+$/u,
+  matchSymbols,
+  "\\p{Script=Mlym}"
+);
+testPropertyEscapes(
+  /^\p{sc=Malayalam}+$/u,
+  matchSymbols,
+  "\\p{sc=Malayalam}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mlym}+$/u,
+  matchSymbols,
+  "\\p{sc=Mlym}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000D04,
+    0x000D0D,
+    0x000D11,
+    0x000D45,
+    0x000D49
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000D00],
+    [0x000D3B, 0x000D3C],
+    [0x000D50, 0x000D53],
+    [0x000D64, 0x000D65],
+    [0x000D80, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Malayalam}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Malayalam}"
+);
+testPropertyEscapes(
+  /^\P{Script=Mlym}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mlym}"
+);
+testPropertyEscapes(
+  /^\P{sc=Malayalam}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Malayalam}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mlym}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mlym}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Mandaic.js b/test/built-ins/RegExp/property-escapes/Script_-_Mandaic.js
new file mode 100644
index 0000000000000000000000000000000000000000..1ed7ecc1ba44878e62f7af1f092195c33e9991f0
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Mandaic.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Mandaic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00085E
+  ],
+  ranges: [
+    [0x000840, 0x00085B]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Mandaic}+$/u,
+  matchSymbols,
+  "\\p{Script=Mandaic}"
+);
+testPropertyEscapes(
+  /^\p{Script=Mand}+$/u,
+  matchSymbols,
+  "\\p{Script=Mand}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mandaic}+$/u,
+  matchSymbols,
+  "\\p{sc=Mandaic}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mand}+$/u,
+  matchSymbols,
+  "\\p{sc=Mand}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00083F],
+    [0x00085C, 0x00085D],
+    [0x00085F, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Mandaic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mandaic}"
+);
+testPropertyEscapes(
+  /^\P{Script=Mand}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mand}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mandaic}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mandaic}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mand}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mand}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Manichaean.js b/test/built-ins/RegExp/property-escapes/Script_-_Manichaean.js
new file mode 100644
index 0000000000000000000000000000000000000000..570a35a780d5695b34281a93dc1ee394c2f15b4f
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Manichaean.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Manichaean`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010AC0, 0x010AE6],
+    [0x010AEB, 0x010AF6]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Manichaean}+$/u,
+  matchSymbols,
+  "\\p{Script=Manichaean}"
+);
+testPropertyEscapes(
+  /^\p{Script=Mani}+$/u,
+  matchSymbols,
+  "\\p{Script=Mani}"
+);
+testPropertyEscapes(
+  /^\p{sc=Manichaean}+$/u,
+  matchSymbols,
+  "\\p{sc=Manichaean}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mani}+$/u,
+  matchSymbols,
+  "\\p{sc=Mani}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010ABF],
+    [0x010AE7, 0x010AEA],
+    [0x010AF7, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Manichaean}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Manichaean}"
+);
+testPropertyEscapes(
+  /^\P{Script=Mani}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mani}"
+);
+testPropertyEscapes(
+  /^\P{sc=Manichaean}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Manichaean}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mani}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mani}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Marchen.js b/test/built-ins/RegExp/property-escapes/Script_-_Marchen.js
new file mode 100644
index 0000000000000000000000000000000000000000..2815a1b4e898647c2bb91691feea50bbfae516cc
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Marchen.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Marchen`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011C70, 0x011C8F],
+    [0x011C92, 0x011CA7],
+    [0x011CA9, 0x011CB6]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Marchen}+$/u,
+  matchSymbols,
+  "\\p{Script=Marchen}"
+);
+testPropertyEscapes(
+  /^\p{Script=Marc}+$/u,
+  matchSymbols,
+  "\\p{Script=Marc}"
+);
+testPropertyEscapes(
+  /^\p{sc=Marchen}+$/u,
+  matchSymbols,
+  "\\p{sc=Marchen}"
+);
+testPropertyEscapes(
+  /^\p{sc=Marc}+$/u,
+  matchSymbols,
+  "\\p{sc=Marc}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x011CA8
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x011C6F],
+    [0x011C90, 0x011C91],
+    [0x011CB7, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Marchen}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Marchen}"
+);
+testPropertyEscapes(
+  /^\P{Script=Marc}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Marc}"
+);
+testPropertyEscapes(
+  /^\P{sc=Marchen}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Marchen}"
+);
+testPropertyEscapes(
+  /^\P{sc=Marc}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Marc}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Meetei_Mayek.js b/test/built-ins/RegExp/property-escapes/Script_-_Meetei_Mayek.js
new file mode 100644
index 0000000000000000000000000000000000000000..9f8dcf817c68b6f3e079f19f984b738f52d0ef1f
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Meetei_Mayek.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Meetei_Mayek`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00AAE0, 0x00AAF6],
+    [0x00ABC0, 0x00ABED],
+    [0x00ABF0, 0x00ABF9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Meetei_Mayek}+$/u,
+  matchSymbols,
+  "\\p{Script=Meetei_Mayek}"
+);
+testPropertyEscapes(
+  /^\p{Script=Mtei}+$/u,
+  matchSymbols,
+  "\\p{Script=Mtei}"
+);
+testPropertyEscapes(
+  /^\p{sc=Meetei_Mayek}+$/u,
+  matchSymbols,
+  "\\p{sc=Meetei_Mayek}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mtei}+$/u,
+  matchSymbols,
+  "\\p{sc=Mtei}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00AADF],
+    [0x00AAF7, 0x00ABBF],
+    [0x00ABEE, 0x00ABEF],
+    [0x00ABFA, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Meetei_Mayek}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Meetei_Mayek}"
+);
+testPropertyEscapes(
+  /^\P{Script=Mtei}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mtei}"
+);
+testPropertyEscapes(
+  /^\P{sc=Meetei_Mayek}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Meetei_Mayek}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mtei}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mtei}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Mende_Kikakui.js b/test/built-ins/RegExp/property-escapes/Script_-_Mende_Kikakui.js
new file mode 100644
index 0000000000000000000000000000000000000000..94bddf3589695875e6cbd46bd1190de90958c80d
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Mende_Kikakui.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Mende_Kikakui`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x01E800, 0x01E8C4],
+    [0x01E8C7, 0x01E8D6]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Mende_Kikakui}+$/u,
+  matchSymbols,
+  "\\p{Script=Mende_Kikakui}"
+);
+testPropertyEscapes(
+  /^\p{Script=Mend}+$/u,
+  matchSymbols,
+  "\\p{Script=Mend}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mende_Kikakui}+$/u,
+  matchSymbols,
+  "\\p{sc=Mende_Kikakui}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mend}+$/u,
+  matchSymbols,
+  "\\p{sc=Mend}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01E7FF],
+    [0x01E8C5, 0x01E8C6],
+    [0x01E8D7, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Mende_Kikakui}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mende_Kikakui}"
+);
+testPropertyEscapes(
+  /^\P{Script=Mend}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mend}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mende_Kikakui}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mende_Kikakui}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mend}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mend}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Meroitic_Cursive.js b/test/built-ins/RegExp/property-escapes/Script_-_Meroitic_Cursive.js
new file mode 100644
index 0000000000000000000000000000000000000000..e59f7a4f41d00e1cd0b9de606f8064054cb45217
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Meroitic_Cursive.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Meroitic_Cursive`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0109A0, 0x0109B7],
+    [0x0109BC, 0x0109CF],
+    [0x0109D2, 0x0109FF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Meroitic_Cursive}+$/u,
+  matchSymbols,
+  "\\p{Script=Meroitic_Cursive}"
+);
+testPropertyEscapes(
+  /^\p{Script=Merc}+$/u,
+  matchSymbols,
+  "\\p{Script=Merc}"
+);
+testPropertyEscapes(
+  /^\p{sc=Meroitic_Cursive}+$/u,
+  matchSymbols,
+  "\\p{sc=Meroitic_Cursive}"
+);
+testPropertyEscapes(
+  /^\p{sc=Merc}+$/u,
+  matchSymbols,
+  "\\p{sc=Merc}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01099F],
+    [0x0109B8, 0x0109BB],
+    [0x0109D0, 0x0109D1],
+    [0x010A00, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Meroitic_Cursive}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Meroitic_Cursive}"
+);
+testPropertyEscapes(
+  /^\P{Script=Merc}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Merc}"
+);
+testPropertyEscapes(
+  /^\P{sc=Meroitic_Cursive}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Meroitic_Cursive}"
+);
+testPropertyEscapes(
+  /^\P{sc=Merc}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Merc}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Meroitic_Hieroglyphs.js b/test/built-ins/RegExp/property-escapes/Script_-_Meroitic_Hieroglyphs.js
new file mode 100644
index 0000000000000000000000000000000000000000..271e9de26ce19e870af5618ffbdf9e1d53e02951
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Meroitic_Hieroglyphs.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Meroitic_Hieroglyphs`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010980, 0x01099F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Meroitic_Hieroglyphs}+$/u,
+  matchSymbols,
+  "\\p{Script=Meroitic_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\p{Script=Mero}+$/u,
+  matchSymbols,
+  "\\p{Script=Mero}"
+);
+testPropertyEscapes(
+  /^\p{sc=Meroitic_Hieroglyphs}+$/u,
+  matchSymbols,
+  "\\p{sc=Meroitic_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mero}+$/u,
+  matchSymbols,
+  "\\p{sc=Mero}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01097F],
+    [0x0109A0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Meroitic_Hieroglyphs}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Meroitic_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\P{Script=Mero}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mero}"
+);
+testPropertyEscapes(
+  /^\P{sc=Meroitic_Hieroglyphs}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Meroitic_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mero}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mero}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Miao.js b/test/built-ins/RegExp/property-escapes/Script_-_Miao.js
new file mode 100644
index 0000000000000000000000000000000000000000..86e5174dab49f0d39773d092c5bc5454aa7add5e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Miao.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Miao`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x016F00, 0x016F44],
+    [0x016F50, 0x016F7E],
+    [0x016F8F, 0x016F9F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Miao}+$/u,
+  matchSymbols,
+  "\\p{Script=Miao}"
+);
+testPropertyEscapes(
+  /^\p{Script=Plrd}+$/u,
+  matchSymbols,
+  "\\p{Script=Plrd}"
+);
+testPropertyEscapes(
+  /^\p{sc=Miao}+$/u,
+  matchSymbols,
+  "\\p{sc=Miao}"
+);
+testPropertyEscapes(
+  /^\p{sc=Plrd}+$/u,
+  matchSymbols,
+  "\\p{sc=Plrd}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x016EFF],
+    [0x016F45, 0x016F4F],
+    [0x016F7F, 0x016F8E],
+    [0x016FA0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Miao}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Miao}"
+);
+testPropertyEscapes(
+  /^\P{Script=Plrd}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Plrd}"
+);
+testPropertyEscapes(
+  /^\P{sc=Miao}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Miao}"
+);
+testPropertyEscapes(
+  /^\P{sc=Plrd}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Plrd}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Modi.js b/test/built-ins/RegExp/property-escapes/Script_-_Modi.js
new file mode 100644
index 0000000000000000000000000000000000000000..bea2e250e86c40354ed937aa5612cebcfdfd235a
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Modi.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Modi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011600, 0x011644],
+    [0x011650, 0x011659]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Modi}+$/u,
+  matchSymbols,
+  "\\p{Script=Modi}"
+);
+testPropertyEscapes(
+  /^\p{Script=Modi}+$/u,
+  matchSymbols,
+  "\\p{Script=Modi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Modi}+$/u,
+  matchSymbols,
+  "\\p{sc=Modi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Modi}+$/u,
+  matchSymbols,
+  "\\p{sc=Modi}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0115FF],
+    [0x011645, 0x01164F],
+    [0x01165A, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Modi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Modi}"
+);
+testPropertyEscapes(
+  /^\P{Script=Modi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Modi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Modi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Modi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Modi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Modi}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Mongolian.js b/test/built-ins/RegExp/property-escapes/Script_-_Mongolian.js
new file mode 100644
index 0000000000000000000000000000000000000000..928c0ea19c809f377109af9ef9811fb9e1604172
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Mongolian.js
@@ -0,0 +1,85 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Mongolian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x001804
+  ],
+  ranges: [
+    [0x001800, 0x001801],
+    [0x001806, 0x00180E],
+    [0x001810, 0x001819],
+    [0x001820, 0x001877],
+    [0x001880, 0x0018AA],
+    [0x011660, 0x01166C]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Mongolian}+$/u,
+  matchSymbols,
+  "\\p{Script=Mongolian}"
+);
+testPropertyEscapes(
+  /^\p{Script=Mong}+$/u,
+  matchSymbols,
+  "\\p{Script=Mong}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mongolian}+$/u,
+  matchSymbols,
+  "\\p{sc=Mongolian}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mong}+$/u,
+  matchSymbols,
+  "\\p{sc=Mong}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x001805,
+    0x00180F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0017FF],
+    [0x001802, 0x001803],
+    [0x00181A, 0x00181F],
+    [0x001878, 0x00187F],
+    [0x0018AB, 0x00DBFF],
+    [0x00E000, 0x01165F],
+    [0x01166D, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Mongolian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mongolian}"
+);
+testPropertyEscapes(
+  /^\P{Script=Mong}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mong}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mongolian}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mongolian}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mong}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mong}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Mro.js b/test/built-ins/RegExp/property-escapes/Script_-_Mro.js
new file mode 100644
index 0000000000000000000000000000000000000000..9ca224f923df5b0508649f628581c3b3f0255a6d
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Mro.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Mro`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x016A40, 0x016A5E],
+    [0x016A60, 0x016A69],
+    [0x016A6E, 0x016A6F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Mro}+$/u,
+  matchSymbols,
+  "\\p{Script=Mro}"
+);
+testPropertyEscapes(
+  /^\p{Script=Mroo}+$/u,
+  matchSymbols,
+  "\\p{Script=Mroo}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mro}+$/u,
+  matchSymbols,
+  "\\p{sc=Mro}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mroo}+$/u,
+  matchSymbols,
+  "\\p{sc=Mroo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x016A5F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x016A3F],
+    [0x016A6A, 0x016A6D],
+    [0x016A70, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Mro}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mro}"
+);
+testPropertyEscapes(
+  /^\P{Script=Mroo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mroo}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mro}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mro}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mroo}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mroo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Multani.js b/test/built-ins/RegExp/property-escapes/Script_-_Multani.js
new file mode 100644
index 0000000000000000000000000000000000000000..d9518b9b592c9601bd8eeca19cbfc12f8b7dff2d
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Multani.js
@@ -0,0 +1,81 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Multani`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x011288
+  ],
+  ranges: [
+    [0x011280, 0x011286],
+    [0x01128A, 0x01128D],
+    [0x01128F, 0x01129D],
+    [0x01129F, 0x0112A9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Multani}+$/u,
+  matchSymbols,
+  "\\p{Script=Multani}"
+);
+testPropertyEscapes(
+  /^\p{Script=Mult}+$/u,
+  matchSymbols,
+  "\\p{Script=Mult}"
+);
+testPropertyEscapes(
+  /^\p{sc=Multani}+$/u,
+  matchSymbols,
+  "\\p{sc=Multani}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mult}+$/u,
+  matchSymbols,
+  "\\p{sc=Mult}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x011287,
+    0x011289,
+    0x01128E,
+    0x01129E
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01127F],
+    [0x0112AA, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Multani}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Multani}"
+);
+testPropertyEscapes(
+  /^\P{Script=Mult}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mult}"
+);
+testPropertyEscapes(
+  /^\P{sc=Multani}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Multani}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mult}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mult}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Myanmar.js b/test/built-ins/RegExp/property-escapes/Script_-_Myanmar.js
new file mode 100644
index 0000000000000000000000000000000000000000..85fccd361f8a553563738be5803e189fda2f189d
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Myanmar.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Myanmar`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001000, 0x00109F],
+    [0x00A9E0, 0x00A9FE],
+    [0x00AA60, 0x00AA7F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Myanmar}+$/u,
+  matchSymbols,
+  "\\p{Script=Myanmar}"
+);
+testPropertyEscapes(
+  /^\p{Script=Mymr}+$/u,
+  matchSymbols,
+  "\\p{Script=Mymr}"
+);
+testPropertyEscapes(
+  /^\p{sc=Myanmar}+$/u,
+  matchSymbols,
+  "\\p{sc=Myanmar}"
+);
+testPropertyEscapes(
+  /^\p{sc=Mymr}+$/u,
+  matchSymbols,
+  "\\p{sc=Mymr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000FFF],
+    [0x0010A0, 0x00A9DF],
+    [0x00A9FF, 0x00AA5F],
+    [0x00AA80, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Myanmar}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Myanmar}"
+);
+testPropertyEscapes(
+  /^\P{Script=Mymr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Mymr}"
+);
+testPropertyEscapes(
+  /^\P{sc=Myanmar}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Myanmar}"
+);
+testPropertyEscapes(
+  /^\P{sc=Mymr}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Mymr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Nabataean.js b/test/built-ins/RegExp/property-escapes/Script_-_Nabataean.js
new file mode 100644
index 0000000000000000000000000000000000000000..8ad1581ea8c17a5f8cbcf336d7d7abc2545968b0
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Nabataean.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Nabataean`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010880, 0x01089E],
+    [0x0108A7, 0x0108AF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Nabataean}+$/u,
+  matchSymbols,
+  "\\p{Script=Nabataean}"
+);
+testPropertyEscapes(
+  /^\p{Script=Nbat}+$/u,
+  matchSymbols,
+  "\\p{Script=Nbat}"
+);
+testPropertyEscapes(
+  /^\p{sc=Nabataean}+$/u,
+  matchSymbols,
+  "\\p{sc=Nabataean}"
+);
+testPropertyEscapes(
+  /^\p{sc=Nbat}+$/u,
+  matchSymbols,
+  "\\p{sc=Nbat}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01087F],
+    [0x01089F, 0x0108A6],
+    [0x0108B0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Nabataean}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Nabataean}"
+);
+testPropertyEscapes(
+  /^\P{Script=Nbat}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Nbat}"
+);
+testPropertyEscapes(
+  /^\P{sc=Nabataean}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Nabataean}"
+);
+testPropertyEscapes(
+  /^\P{sc=Nbat}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Nbat}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_New_Tai_Lue.js b/test/built-ins/RegExp/property-escapes/Script_-_New_Tai_Lue.js
new file mode 100644
index 0000000000000000000000000000000000000000..09321cf447c3ae05d448d4880c9987727df15cf9
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_New_Tai_Lue.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=New_Tai_Lue`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001980, 0x0019AB],
+    [0x0019B0, 0x0019C9],
+    [0x0019D0, 0x0019DA],
+    [0x0019DE, 0x0019DF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=New_Tai_Lue}+$/u,
+  matchSymbols,
+  "\\p{Script=New_Tai_Lue}"
+);
+testPropertyEscapes(
+  /^\p{Script=Talu}+$/u,
+  matchSymbols,
+  "\\p{Script=Talu}"
+);
+testPropertyEscapes(
+  /^\p{sc=New_Tai_Lue}+$/u,
+  matchSymbols,
+  "\\p{sc=New_Tai_Lue}"
+);
+testPropertyEscapes(
+  /^\p{sc=Talu}+$/u,
+  matchSymbols,
+  "\\p{sc=Talu}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00197F],
+    [0x0019AC, 0x0019AF],
+    [0x0019CA, 0x0019CF],
+    [0x0019DB, 0x0019DD],
+    [0x0019E0, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=New_Tai_Lue}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=New_Tai_Lue}"
+);
+testPropertyEscapes(
+  /^\P{Script=Talu}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Talu}"
+);
+testPropertyEscapes(
+  /^\P{sc=New_Tai_Lue}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=New_Tai_Lue}"
+);
+testPropertyEscapes(
+  /^\P{sc=Talu}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Talu}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Newa.js b/test/built-ins/RegExp/property-escapes/Script_-_Newa.js
new file mode 100644
index 0000000000000000000000000000000000000000..2c9a2d3c111a4343f2afcc695613c7d2d5e19e34
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Newa.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Newa`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01145B,
+    0x01145D
+  ],
+  ranges: [
+    [0x011400, 0x011459]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Newa}+$/u,
+  matchSymbols,
+  "\\p{Script=Newa}"
+);
+testPropertyEscapes(
+  /^\p{Script=Newa}+$/u,
+  matchSymbols,
+  "\\p{Script=Newa}"
+);
+testPropertyEscapes(
+  /^\p{sc=Newa}+$/u,
+  matchSymbols,
+  "\\p{sc=Newa}"
+);
+testPropertyEscapes(
+  /^\p{sc=Newa}+$/u,
+  matchSymbols,
+  "\\p{sc=Newa}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x01145A,
+    0x01145C
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0113FF],
+    [0x01145E, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Newa}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Newa}"
+);
+testPropertyEscapes(
+  /^\P{Script=Newa}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Newa}"
+);
+testPropertyEscapes(
+  /^\P{sc=Newa}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Newa}"
+);
+testPropertyEscapes(
+  /^\P{sc=Newa}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Newa}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Nko.js b/test/built-ins/RegExp/property-escapes/Script_-_Nko.js
new file mode 100644
index 0000000000000000000000000000000000000000..f3488c8e4770875aa7e1792f3e83e0a6fe490d26
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Nko.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Nko`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0007C0, 0x0007FA]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Nko}+$/u,
+  matchSymbols,
+  "\\p{Script=Nko}"
+);
+testPropertyEscapes(
+  /^\p{Script=Nkoo}+$/u,
+  matchSymbols,
+  "\\p{Script=Nkoo}"
+);
+testPropertyEscapes(
+  /^\p{sc=Nko}+$/u,
+  matchSymbols,
+  "\\p{sc=Nko}"
+);
+testPropertyEscapes(
+  /^\p{sc=Nkoo}+$/u,
+  matchSymbols,
+  "\\p{sc=Nkoo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0007BF],
+    [0x0007FB, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Nko}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Nko}"
+);
+testPropertyEscapes(
+  /^\P{Script=Nkoo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Nkoo}"
+);
+testPropertyEscapes(
+  /^\P{sc=Nko}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Nko}"
+);
+testPropertyEscapes(
+  /^\P{sc=Nkoo}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Nkoo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Ogham.js b/test/built-ins/RegExp/property-escapes/Script_-_Ogham.js
new file mode 100644
index 0000000000000000000000000000000000000000..f92cb7879197d13f5a09540f7d18ee6b57d932bd
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Ogham.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Ogham`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001680, 0x00169C]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Ogham}+$/u,
+  matchSymbols,
+  "\\p{Script=Ogham}"
+);
+testPropertyEscapes(
+  /^\p{Script=Ogam}+$/u,
+  matchSymbols,
+  "\\p{Script=Ogam}"
+);
+testPropertyEscapes(
+  /^\p{sc=Ogham}+$/u,
+  matchSymbols,
+  "\\p{sc=Ogham}"
+);
+testPropertyEscapes(
+  /^\p{sc=Ogam}+$/u,
+  matchSymbols,
+  "\\p{sc=Ogam}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00167F],
+    [0x00169D, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Ogham}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Ogham}"
+);
+testPropertyEscapes(
+  /^\P{Script=Ogam}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Ogam}"
+);
+testPropertyEscapes(
+  /^\P{sc=Ogham}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Ogham}"
+);
+testPropertyEscapes(
+  /^\P{sc=Ogam}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Ogam}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Ol_Chiki.js b/test/built-ins/RegExp/property-escapes/Script_-_Ol_Chiki.js
new file mode 100644
index 0000000000000000000000000000000000000000..1f8a134389691e8c114a14d2b8ae96f43126f769
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Ol_Chiki.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Ol_Chiki`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001C50, 0x001C7F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Ol_Chiki}+$/u,
+  matchSymbols,
+  "\\p{Script=Ol_Chiki}"
+);
+testPropertyEscapes(
+  /^\p{Script=Olck}+$/u,
+  matchSymbols,
+  "\\p{Script=Olck}"
+);
+testPropertyEscapes(
+  /^\p{sc=Ol_Chiki}+$/u,
+  matchSymbols,
+  "\\p{sc=Ol_Chiki}"
+);
+testPropertyEscapes(
+  /^\p{sc=Olck}+$/u,
+  matchSymbols,
+  "\\p{sc=Olck}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001C4F],
+    [0x001C80, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Ol_Chiki}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Ol_Chiki}"
+);
+testPropertyEscapes(
+  /^\P{Script=Olck}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Olck}"
+);
+testPropertyEscapes(
+  /^\P{sc=Ol_Chiki}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Ol_Chiki}"
+);
+testPropertyEscapes(
+  /^\P{sc=Olck}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Olck}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Old_Hungarian.js b/test/built-ins/RegExp/property-escapes/Script_-_Old_Hungarian.js
new file mode 100644
index 0000000000000000000000000000000000000000..34fc5e5e62440b1dc105f67116a0e6420b8d7027
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Old_Hungarian.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Old_Hungarian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010C80, 0x010CB2],
+    [0x010CC0, 0x010CF2],
+    [0x010CFA, 0x010CFF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Old_Hungarian}+$/u,
+  matchSymbols,
+  "\\p{Script=Old_Hungarian}"
+);
+testPropertyEscapes(
+  /^\p{Script=Hung}+$/u,
+  matchSymbols,
+  "\\p{Script=Hung}"
+);
+testPropertyEscapes(
+  /^\p{sc=Old_Hungarian}+$/u,
+  matchSymbols,
+  "\\p{sc=Old_Hungarian}"
+);
+testPropertyEscapes(
+  /^\p{sc=Hung}+$/u,
+  matchSymbols,
+  "\\p{sc=Hung}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010C7F],
+    [0x010CB3, 0x010CBF],
+    [0x010CF3, 0x010CF9],
+    [0x010D00, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Old_Hungarian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Old_Hungarian}"
+);
+testPropertyEscapes(
+  /^\P{Script=Hung}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Hung}"
+);
+testPropertyEscapes(
+  /^\P{sc=Old_Hungarian}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Old_Hungarian}"
+);
+testPropertyEscapes(
+  /^\P{sc=Hung}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Hung}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Old_Italic.js b/test/built-ins/RegExp/property-escapes/Script_-_Old_Italic.js
new file mode 100644
index 0000000000000000000000000000000000000000..dd79d3f77e16bbdf4b375aaf653490f5074d9277
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Old_Italic.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Old_Italic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010300, 0x010323]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Old_Italic}+$/u,
+  matchSymbols,
+  "\\p{Script=Old_Italic}"
+);
+testPropertyEscapes(
+  /^\p{Script=Ital}+$/u,
+  matchSymbols,
+  "\\p{Script=Ital}"
+);
+testPropertyEscapes(
+  /^\p{sc=Old_Italic}+$/u,
+  matchSymbols,
+  "\\p{sc=Old_Italic}"
+);
+testPropertyEscapes(
+  /^\p{sc=Ital}+$/u,
+  matchSymbols,
+  "\\p{sc=Ital}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0102FF],
+    [0x010324, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Old_Italic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Old_Italic}"
+);
+testPropertyEscapes(
+  /^\P{Script=Ital}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Ital}"
+);
+testPropertyEscapes(
+  /^\P{sc=Old_Italic}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Old_Italic}"
+);
+testPropertyEscapes(
+  /^\P{sc=Ital}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Ital}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Old_North_Arabian.js b/test/built-ins/RegExp/property-escapes/Script_-_Old_North_Arabian.js
new file mode 100644
index 0000000000000000000000000000000000000000..4721114e9410617b2fd36c766cf640e5dbe2d0a7
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Old_North_Arabian.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Old_North_Arabian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010A80, 0x010A9F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Old_North_Arabian}+$/u,
+  matchSymbols,
+  "\\p{Script=Old_North_Arabian}"
+);
+testPropertyEscapes(
+  /^\p{Script=Narb}+$/u,
+  matchSymbols,
+  "\\p{Script=Narb}"
+);
+testPropertyEscapes(
+  /^\p{sc=Old_North_Arabian}+$/u,
+  matchSymbols,
+  "\\p{sc=Old_North_Arabian}"
+);
+testPropertyEscapes(
+  /^\p{sc=Narb}+$/u,
+  matchSymbols,
+  "\\p{sc=Narb}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010A7F],
+    [0x010AA0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Old_North_Arabian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Old_North_Arabian}"
+);
+testPropertyEscapes(
+  /^\P{Script=Narb}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Narb}"
+);
+testPropertyEscapes(
+  /^\P{sc=Old_North_Arabian}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Old_North_Arabian}"
+);
+testPropertyEscapes(
+  /^\P{sc=Narb}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Narb}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Old_Permic.js b/test/built-ins/RegExp/property-escapes/Script_-_Old_Permic.js
new file mode 100644
index 0000000000000000000000000000000000000000..faa3b1fcf9caf7469e2e632f5b0f09d433ccabcc
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Old_Permic.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Old_Permic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010350, 0x01037A]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Old_Permic}+$/u,
+  matchSymbols,
+  "\\p{Script=Old_Permic}"
+);
+testPropertyEscapes(
+  /^\p{Script=Perm}+$/u,
+  matchSymbols,
+  "\\p{Script=Perm}"
+);
+testPropertyEscapes(
+  /^\p{sc=Old_Permic}+$/u,
+  matchSymbols,
+  "\\p{sc=Old_Permic}"
+);
+testPropertyEscapes(
+  /^\p{sc=Perm}+$/u,
+  matchSymbols,
+  "\\p{sc=Perm}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01034F],
+    [0x01037B, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Old_Permic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Old_Permic}"
+);
+testPropertyEscapes(
+  /^\P{Script=Perm}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Perm}"
+);
+testPropertyEscapes(
+  /^\P{sc=Old_Permic}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Old_Permic}"
+);
+testPropertyEscapes(
+  /^\P{sc=Perm}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Perm}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Old_Persian.js b/test/built-ins/RegExp/property-escapes/Script_-_Old_Persian.js
new file mode 100644
index 0000000000000000000000000000000000000000..fb9e160dac61095cdb076882f2abfcd8bec3e2fb
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Old_Persian.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Old_Persian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0103A0, 0x0103C3],
+    [0x0103C8, 0x0103D5]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Old_Persian}+$/u,
+  matchSymbols,
+  "\\p{Script=Old_Persian}"
+);
+testPropertyEscapes(
+  /^\p{Script=Xpeo}+$/u,
+  matchSymbols,
+  "\\p{Script=Xpeo}"
+);
+testPropertyEscapes(
+  /^\p{sc=Old_Persian}+$/u,
+  matchSymbols,
+  "\\p{sc=Old_Persian}"
+);
+testPropertyEscapes(
+  /^\p{sc=Xpeo}+$/u,
+  matchSymbols,
+  "\\p{sc=Xpeo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01039F],
+    [0x0103C4, 0x0103C7],
+    [0x0103D6, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Old_Persian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Old_Persian}"
+);
+testPropertyEscapes(
+  /^\P{Script=Xpeo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Xpeo}"
+);
+testPropertyEscapes(
+  /^\P{sc=Old_Persian}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Old_Persian}"
+);
+testPropertyEscapes(
+  /^\P{sc=Xpeo}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Xpeo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Old_South_Arabian.js b/test/built-ins/RegExp/property-escapes/Script_-_Old_South_Arabian.js
new file mode 100644
index 0000000000000000000000000000000000000000..9bdc632fc56940417665ad51437fcf307e33f95b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Old_South_Arabian.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Old_South_Arabian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010A60, 0x010A7F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Old_South_Arabian}+$/u,
+  matchSymbols,
+  "\\p{Script=Old_South_Arabian}"
+);
+testPropertyEscapes(
+  /^\p{Script=Sarb}+$/u,
+  matchSymbols,
+  "\\p{Script=Sarb}"
+);
+testPropertyEscapes(
+  /^\p{sc=Old_South_Arabian}+$/u,
+  matchSymbols,
+  "\\p{sc=Old_South_Arabian}"
+);
+testPropertyEscapes(
+  /^\p{sc=Sarb}+$/u,
+  matchSymbols,
+  "\\p{sc=Sarb}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010A5F],
+    [0x010A80, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Old_South_Arabian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Old_South_Arabian}"
+);
+testPropertyEscapes(
+  /^\P{Script=Sarb}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Sarb}"
+);
+testPropertyEscapes(
+  /^\P{sc=Old_South_Arabian}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Old_South_Arabian}"
+);
+testPropertyEscapes(
+  /^\P{sc=Sarb}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Sarb}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Old_Turkic.js b/test/built-ins/RegExp/property-escapes/Script_-_Old_Turkic.js
new file mode 100644
index 0000000000000000000000000000000000000000..6419f9dae26d5192d1e6285d951d8aa926329a8e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Old_Turkic.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Old_Turkic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010C00, 0x010C48]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Old_Turkic}+$/u,
+  matchSymbols,
+  "\\p{Script=Old_Turkic}"
+);
+testPropertyEscapes(
+  /^\p{Script=Orkh}+$/u,
+  matchSymbols,
+  "\\p{Script=Orkh}"
+);
+testPropertyEscapes(
+  /^\p{sc=Old_Turkic}+$/u,
+  matchSymbols,
+  "\\p{sc=Old_Turkic}"
+);
+testPropertyEscapes(
+  /^\p{sc=Orkh}+$/u,
+  matchSymbols,
+  "\\p{sc=Orkh}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010BFF],
+    [0x010C49, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Old_Turkic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Old_Turkic}"
+);
+testPropertyEscapes(
+  /^\P{Script=Orkh}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Orkh}"
+);
+testPropertyEscapes(
+  /^\P{sc=Old_Turkic}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Old_Turkic}"
+);
+testPropertyEscapes(
+  /^\P{sc=Orkh}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Orkh}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Oriya.js b/test/built-ins/RegExp/property-escapes/Script_-_Oriya.js
new file mode 100644
index 0000000000000000000000000000000000000000..5f53ddc5d00640ac7c70c43a16d283811fc238d3
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Oriya.js
@@ -0,0 +1,98 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Oriya`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000B01, 0x000B03],
+    [0x000B05, 0x000B0C],
+    [0x000B0F, 0x000B10],
+    [0x000B13, 0x000B28],
+    [0x000B2A, 0x000B30],
+    [0x000B32, 0x000B33],
+    [0x000B35, 0x000B39],
+    [0x000B3C, 0x000B44],
+    [0x000B47, 0x000B48],
+    [0x000B4B, 0x000B4D],
+    [0x000B56, 0x000B57],
+    [0x000B5C, 0x000B5D],
+    [0x000B5F, 0x000B63],
+    [0x000B66, 0x000B77]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Oriya}+$/u,
+  matchSymbols,
+  "\\p{Script=Oriya}"
+);
+testPropertyEscapes(
+  /^\p{Script=Orya}+$/u,
+  matchSymbols,
+  "\\p{Script=Orya}"
+);
+testPropertyEscapes(
+  /^\p{sc=Oriya}+$/u,
+  matchSymbols,
+  "\\p{sc=Oriya}"
+);
+testPropertyEscapes(
+  /^\p{sc=Orya}+$/u,
+  matchSymbols,
+  "\\p{sc=Orya}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000B04,
+    0x000B29,
+    0x000B31,
+    0x000B34,
+    0x000B5E
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000B00],
+    [0x000B0D, 0x000B0E],
+    [0x000B11, 0x000B12],
+    [0x000B3A, 0x000B3B],
+    [0x000B45, 0x000B46],
+    [0x000B49, 0x000B4A],
+    [0x000B4E, 0x000B55],
+    [0x000B58, 0x000B5B],
+    [0x000B64, 0x000B65],
+    [0x000B78, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Oriya}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Oriya}"
+);
+testPropertyEscapes(
+  /^\P{Script=Orya}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Orya}"
+);
+testPropertyEscapes(
+  /^\P{sc=Oriya}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Oriya}"
+);
+testPropertyEscapes(
+  /^\P{sc=Orya}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Orya}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Osage.js b/test/built-ins/RegExp/property-escapes/Script_-_Osage.js
new file mode 100644
index 0000000000000000000000000000000000000000..367dfdb603d1eb559e665678e9a0f66ce8cf6b0d
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Osage.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Osage`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0104B0, 0x0104D3],
+    [0x0104D8, 0x0104FB]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Osage}+$/u,
+  matchSymbols,
+  "\\p{Script=Osage}"
+);
+testPropertyEscapes(
+  /^\p{Script=Osge}+$/u,
+  matchSymbols,
+  "\\p{Script=Osge}"
+);
+testPropertyEscapes(
+  /^\p{sc=Osage}+$/u,
+  matchSymbols,
+  "\\p{sc=Osage}"
+);
+testPropertyEscapes(
+  /^\p{sc=Osge}+$/u,
+  matchSymbols,
+  "\\p{sc=Osge}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0104AF],
+    [0x0104D4, 0x0104D7],
+    [0x0104FC, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Osage}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Osage}"
+);
+testPropertyEscapes(
+  /^\P{Script=Osge}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Osge}"
+);
+testPropertyEscapes(
+  /^\P{sc=Osage}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Osage}"
+);
+testPropertyEscapes(
+  /^\P{sc=Osge}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Osge}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Osmanya.js b/test/built-ins/RegExp/property-escapes/Script_-_Osmanya.js
new file mode 100644
index 0000000000000000000000000000000000000000..45c6ef9db7f7f7ebd0e61fefbccdd3854a7a8419
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Osmanya.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Osmanya`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010480, 0x01049D],
+    [0x0104A0, 0x0104A9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Osmanya}+$/u,
+  matchSymbols,
+  "\\p{Script=Osmanya}"
+);
+testPropertyEscapes(
+  /^\p{Script=Osma}+$/u,
+  matchSymbols,
+  "\\p{Script=Osma}"
+);
+testPropertyEscapes(
+  /^\p{sc=Osmanya}+$/u,
+  matchSymbols,
+  "\\p{sc=Osmanya}"
+);
+testPropertyEscapes(
+  /^\p{sc=Osma}+$/u,
+  matchSymbols,
+  "\\p{sc=Osma}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01047F],
+    [0x01049E, 0x01049F],
+    [0x0104AA, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Osmanya}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Osmanya}"
+);
+testPropertyEscapes(
+  /^\P{Script=Osma}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Osma}"
+);
+testPropertyEscapes(
+  /^\P{sc=Osmanya}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Osmanya}"
+);
+testPropertyEscapes(
+  /^\P{sc=Osma}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Osma}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Pahawh_Hmong.js b/test/built-ins/RegExp/property-escapes/Script_-_Pahawh_Hmong.js
new file mode 100644
index 0000000000000000000000000000000000000000..9ab390330538f40fcb7d1748775ce2c5ba7212f9
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Pahawh_Hmong.js
@@ -0,0 +1,80 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Pahawh_Hmong`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x016B00, 0x016B45],
+    [0x016B50, 0x016B59],
+    [0x016B5B, 0x016B61],
+    [0x016B63, 0x016B77],
+    [0x016B7D, 0x016B8F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Pahawh_Hmong}+$/u,
+  matchSymbols,
+  "\\p{Script=Pahawh_Hmong}"
+);
+testPropertyEscapes(
+  /^\p{Script=Hmng}+$/u,
+  matchSymbols,
+  "\\p{Script=Hmng}"
+);
+testPropertyEscapes(
+  /^\p{sc=Pahawh_Hmong}+$/u,
+  matchSymbols,
+  "\\p{sc=Pahawh_Hmong}"
+);
+testPropertyEscapes(
+  /^\p{sc=Hmng}+$/u,
+  matchSymbols,
+  "\\p{sc=Hmng}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x016B5A,
+    0x016B62
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x016AFF],
+    [0x016B46, 0x016B4F],
+    [0x016B78, 0x016B7C],
+    [0x016B90, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Pahawh_Hmong}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Pahawh_Hmong}"
+);
+testPropertyEscapes(
+  /^\P{Script=Hmng}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Hmng}"
+);
+testPropertyEscapes(
+  /^\P{sc=Pahawh_Hmong}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Pahawh_Hmong}"
+);
+testPropertyEscapes(
+  /^\P{sc=Hmng}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Hmng}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Palmyrene.js b/test/built-ins/RegExp/property-escapes/Script_-_Palmyrene.js
new file mode 100644
index 0000000000000000000000000000000000000000..801a8854fa128c65c3e98604f2b00df423449f94
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Palmyrene.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Palmyrene`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010860, 0x01087F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Palmyrene}+$/u,
+  matchSymbols,
+  "\\p{Script=Palmyrene}"
+);
+testPropertyEscapes(
+  /^\p{Script=Palm}+$/u,
+  matchSymbols,
+  "\\p{Script=Palm}"
+);
+testPropertyEscapes(
+  /^\p{sc=Palmyrene}+$/u,
+  matchSymbols,
+  "\\p{sc=Palmyrene}"
+);
+testPropertyEscapes(
+  /^\p{sc=Palm}+$/u,
+  matchSymbols,
+  "\\p{sc=Palm}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01085F],
+    [0x010880, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Palmyrene}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Palmyrene}"
+);
+testPropertyEscapes(
+  /^\P{Script=Palm}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Palm}"
+);
+testPropertyEscapes(
+  /^\P{sc=Palmyrene}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Palmyrene}"
+);
+testPropertyEscapes(
+  /^\P{sc=Palm}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Palm}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Pau_Cin_Hau.js b/test/built-ins/RegExp/property-escapes/Script_-_Pau_Cin_Hau.js
new file mode 100644
index 0000000000000000000000000000000000000000..eaa59122c5dbcb3f86daff360a1566af9a619d0a
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Pau_Cin_Hau.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Pau_Cin_Hau`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011AC0, 0x011AF8]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Pau_Cin_Hau}+$/u,
+  matchSymbols,
+  "\\p{Script=Pau_Cin_Hau}"
+);
+testPropertyEscapes(
+  /^\p{Script=Pauc}+$/u,
+  matchSymbols,
+  "\\p{Script=Pauc}"
+);
+testPropertyEscapes(
+  /^\p{sc=Pau_Cin_Hau}+$/u,
+  matchSymbols,
+  "\\p{sc=Pau_Cin_Hau}"
+);
+testPropertyEscapes(
+  /^\p{sc=Pauc}+$/u,
+  matchSymbols,
+  "\\p{sc=Pauc}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x011ABF],
+    [0x011AF9, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Pau_Cin_Hau}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Pau_Cin_Hau}"
+);
+testPropertyEscapes(
+  /^\P{Script=Pauc}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Pauc}"
+);
+testPropertyEscapes(
+  /^\P{sc=Pau_Cin_Hau}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Pau_Cin_Hau}"
+);
+testPropertyEscapes(
+  /^\P{sc=Pauc}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Pauc}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Phags_Pa.js b/test/built-ins/RegExp/property-escapes/Script_-_Phags_Pa.js
new file mode 100644
index 0000000000000000000000000000000000000000..9cde7767aadbb475a753131ec4b24aa61f4d61b8
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Phags_Pa.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Phags_Pa`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A840, 0x00A877]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Phags_Pa}+$/u,
+  matchSymbols,
+  "\\p{Script=Phags_Pa}"
+);
+testPropertyEscapes(
+  /^\p{Script=Phag}+$/u,
+  matchSymbols,
+  "\\p{Script=Phag}"
+);
+testPropertyEscapes(
+  /^\p{sc=Phags_Pa}+$/u,
+  matchSymbols,
+  "\\p{sc=Phags_Pa}"
+);
+testPropertyEscapes(
+  /^\p{sc=Phag}+$/u,
+  matchSymbols,
+  "\\p{sc=Phag}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A83F],
+    [0x00A878, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Phags_Pa}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Phags_Pa}"
+);
+testPropertyEscapes(
+  /^\P{Script=Phag}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Phag}"
+);
+testPropertyEscapes(
+  /^\P{sc=Phags_Pa}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Phags_Pa}"
+);
+testPropertyEscapes(
+  /^\P{sc=Phag}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Phag}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Phoenician.js b/test/built-ins/RegExp/property-escapes/Script_-_Phoenician.js
new file mode 100644
index 0000000000000000000000000000000000000000..bcb859937e32a584743ea40f0ecf0699479ad34a
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Phoenician.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Phoenician`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01091F
+  ],
+  ranges: [
+    [0x010900, 0x01091B]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Phoenician}+$/u,
+  matchSymbols,
+  "\\p{Script=Phoenician}"
+);
+testPropertyEscapes(
+  /^\p{Script=Phnx}+$/u,
+  matchSymbols,
+  "\\p{Script=Phnx}"
+);
+testPropertyEscapes(
+  /^\p{sc=Phoenician}+$/u,
+  matchSymbols,
+  "\\p{sc=Phoenician}"
+);
+testPropertyEscapes(
+  /^\p{sc=Phnx}+$/u,
+  matchSymbols,
+  "\\p{sc=Phnx}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0108FF],
+    [0x01091C, 0x01091E],
+    [0x010920, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Phoenician}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Phoenician}"
+);
+testPropertyEscapes(
+  /^\P{Script=Phnx}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Phnx}"
+);
+testPropertyEscapes(
+  /^\P{sc=Phoenician}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Phoenician}"
+);
+testPropertyEscapes(
+  /^\P{sc=Phnx}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Phnx}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Psalter_Pahlavi.js b/test/built-ins/RegExp/property-escapes/Script_-_Psalter_Pahlavi.js
new file mode 100644
index 0000000000000000000000000000000000000000..f0ed059d00357ae94ddd67ed19a072fc5912c0b1
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Psalter_Pahlavi.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Psalter_Pahlavi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010B80, 0x010B91],
+    [0x010B99, 0x010B9C],
+    [0x010BA9, 0x010BAF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Psalter_Pahlavi}+$/u,
+  matchSymbols,
+  "\\p{Script=Psalter_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\p{Script=Phlp}+$/u,
+  matchSymbols,
+  "\\p{Script=Phlp}"
+);
+testPropertyEscapes(
+  /^\p{sc=Psalter_Pahlavi}+$/u,
+  matchSymbols,
+  "\\p{sc=Psalter_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Phlp}+$/u,
+  matchSymbols,
+  "\\p{sc=Phlp}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010B7F],
+    [0x010B92, 0x010B98],
+    [0x010B9D, 0x010BA8],
+    [0x010BB0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Psalter_Pahlavi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Psalter_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\P{Script=Phlp}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Phlp}"
+);
+testPropertyEscapes(
+  /^\P{sc=Psalter_Pahlavi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Psalter_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Phlp}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Phlp}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Rejang.js b/test/built-ins/RegExp/property-escapes/Script_-_Rejang.js
new file mode 100644
index 0000000000000000000000000000000000000000..34169f083c87037fc9c57d5fcc286b48fea275e4
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Rejang.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Rejang`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00A95F
+  ],
+  ranges: [
+    [0x00A930, 0x00A953]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Rejang}+$/u,
+  matchSymbols,
+  "\\p{Script=Rejang}"
+);
+testPropertyEscapes(
+  /^\p{Script=Rjng}+$/u,
+  matchSymbols,
+  "\\p{Script=Rjng}"
+);
+testPropertyEscapes(
+  /^\p{sc=Rejang}+$/u,
+  matchSymbols,
+  "\\p{sc=Rejang}"
+);
+testPropertyEscapes(
+  /^\p{sc=Rjng}+$/u,
+  matchSymbols,
+  "\\p{sc=Rjng}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A92F],
+    [0x00A954, 0x00A95E],
+    [0x00A960, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Rejang}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Rejang}"
+);
+testPropertyEscapes(
+  /^\P{Script=Rjng}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Rjng}"
+);
+testPropertyEscapes(
+  /^\P{sc=Rejang}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Rejang}"
+);
+testPropertyEscapes(
+  /^\P{sc=Rjng}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Rjng}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Runic.js b/test/built-ins/RegExp/property-escapes/Script_-_Runic.js
new file mode 100644
index 0000000000000000000000000000000000000000..acf2cf8309c63a0ff1f447431fcc06d6f26ad81e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Runic.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Runic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0016A0, 0x0016EA],
+    [0x0016EE, 0x0016F8]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Runic}+$/u,
+  matchSymbols,
+  "\\p{Script=Runic}"
+);
+testPropertyEscapes(
+  /^\p{Script=Runr}+$/u,
+  matchSymbols,
+  "\\p{Script=Runr}"
+);
+testPropertyEscapes(
+  /^\p{sc=Runic}+$/u,
+  matchSymbols,
+  "\\p{sc=Runic}"
+);
+testPropertyEscapes(
+  /^\p{sc=Runr}+$/u,
+  matchSymbols,
+  "\\p{sc=Runr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00169F],
+    [0x0016EB, 0x0016ED],
+    [0x0016F9, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Runic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Runic}"
+);
+testPropertyEscapes(
+  /^\P{Script=Runr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Runr}"
+);
+testPropertyEscapes(
+  /^\P{sc=Runic}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Runic}"
+);
+testPropertyEscapes(
+  /^\P{sc=Runr}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Runr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Samaritan.js b/test/built-ins/RegExp/property-escapes/Script_-_Samaritan.js
new file mode 100644
index 0000000000000000000000000000000000000000..b5cacb0dab4388ef10449c57c28e8778f032ba78
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Samaritan.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Samaritan`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000800, 0x00082D],
+    [0x000830, 0x00083E]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Samaritan}+$/u,
+  matchSymbols,
+  "\\p{Script=Samaritan}"
+);
+testPropertyEscapes(
+  /^\p{Script=Samr}+$/u,
+  matchSymbols,
+  "\\p{Script=Samr}"
+);
+testPropertyEscapes(
+  /^\p{sc=Samaritan}+$/u,
+  matchSymbols,
+  "\\p{sc=Samaritan}"
+);
+testPropertyEscapes(
+  /^\p{sc=Samr}+$/u,
+  matchSymbols,
+  "\\p{sc=Samr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0007FF],
+    [0x00082E, 0x00082F],
+    [0x00083F, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Samaritan}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Samaritan}"
+);
+testPropertyEscapes(
+  /^\P{Script=Samr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Samr}"
+);
+testPropertyEscapes(
+  /^\P{sc=Samaritan}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Samaritan}"
+);
+testPropertyEscapes(
+  /^\P{sc=Samr}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Samr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Saurashtra.js b/test/built-ins/RegExp/property-escapes/Script_-_Saurashtra.js
new file mode 100644
index 0000000000000000000000000000000000000000..6bab146c9266dac072e9505f4bebfc838da45057
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Saurashtra.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Saurashtra`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A880, 0x00A8C5],
+    [0x00A8CE, 0x00A8D9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Saurashtra}+$/u,
+  matchSymbols,
+  "\\p{Script=Saurashtra}"
+);
+testPropertyEscapes(
+  /^\p{Script=Saur}+$/u,
+  matchSymbols,
+  "\\p{Script=Saur}"
+);
+testPropertyEscapes(
+  /^\p{sc=Saurashtra}+$/u,
+  matchSymbols,
+  "\\p{sc=Saurashtra}"
+);
+testPropertyEscapes(
+  /^\p{sc=Saur}+$/u,
+  matchSymbols,
+  "\\p{sc=Saur}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A87F],
+    [0x00A8C6, 0x00A8CD],
+    [0x00A8DA, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Saurashtra}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Saurashtra}"
+);
+testPropertyEscapes(
+  /^\P{Script=Saur}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Saur}"
+);
+testPropertyEscapes(
+  /^\P{sc=Saurashtra}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Saurashtra}"
+);
+testPropertyEscapes(
+  /^\P{sc=Saur}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Saur}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Sharada.js b/test/built-ins/RegExp/property-escapes/Script_-_Sharada.js
new file mode 100644
index 0000000000000000000000000000000000000000..9c9fcb51441c857caae0ce53a7a15cd18c65fbca
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Sharada.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Sharada`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011180, 0x0111CD],
+    [0x0111D0, 0x0111DF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Sharada}+$/u,
+  matchSymbols,
+  "\\p{Script=Sharada}"
+);
+testPropertyEscapes(
+  /^\p{Script=Shrd}+$/u,
+  matchSymbols,
+  "\\p{Script=Shrd}"
+);
+testPropertyEscapes(
+  /^\p{sc=Sharada}+$/u,
+  matchSymbols,
+  "\\p{sc=Sharada}"
+);
+testPropertyEscapes(
+  /^\p{sc=Shrd}+$/u,
+  matchSymbols,
+  "\\p{sc=Shrd}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01117F],
+    [0x0111CE, 0x0111CF],
+    [0x0111E0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Sharada}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Sharada}"
+);
+testPropertyEscapes(
+  /^\P{Script=Shrd}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Shrd}"
+);
+testPropertyEscapes(
+  /^\P{sc=Sharada}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Sharada}"
+);
+testPropertyEscapes(
+  /^\P{sc=Shrd}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Shrd}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Shavian.js b/test/built-ins/RegExp/property-escapes/Script_-_Shavian.js
new file mode 100644
index 0000000000000000000000000000000000000000..72c069dba1a429a1ba2a52362e09b60651dd772f
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Shavian.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Shavian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010450, 0x01047F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Shavian}+$/u,
+  matchSymbols,
+  "\\p{Script=Shavian}"
+);
+testPropertyEscapes(
+  /^\p{Script=Shaw}+$/u,
+  matchSymbols,
+  "\\p{Script=Shaw}"
+);
+testPropertyEscapes(
+  /^\p{sc=Shavian}+$/u,
+  matchSymbols,
+  "\\p{sc=Shavian}"
+);
+testPropertyEscapes(
+  /^\p{sc=Shaw}+$/u,
+  matchSymbols,
+  "\\p{sc=Shaw}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01044F],
+    [0x010480, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Shavian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Shavian}"
+);
+testPropertyEscapes(
+  /^\P{Script=Shaw}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Shaw}"
+);
+testPropertyEscapes(
+  /^\P{sc=Shavian}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Shavian}"
+);
+testPropertyEscapes(
+  /^\P{sc=Shaw}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Shaw}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Siddham.js b/test/built-ins/RegExp/property-escapes/Script_-_Siddham.js
new file mode 100644
index 0000000000000000000000000000000000000000..6382362667f4747ef18487a829b94a223251784e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Siddham.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Siddham`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011580, 0x0115B5],
+    [0x0115B8, 0x0115DD]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Siddham}+$/u,
+  matchSymbols,
+  "\\p{Script=Siddham}"
+);
+testPropertyEscapes(
+  /^\p{Script=Sidd}+$/u,
+  matchSymbols,
+  "\\p{Script=Sidd}"
+);
+testPropertyEscapes(
+  /^\p{sc=Siddham}+$/u,
+  matchSymbols,
+  "\\p{sc=Siddham}"
+);
+testPropertyEscapes(
+  /^\p{sc=Sidd}+$/u,
+  matchSymbols,
+  "\\p{sc=Sidd}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01157F],
+    [0x0115B6, 0x0115B7],
+    [0x0115DE, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Siddham}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Siddham}"
+);
+testPropertyEscapes(
+  /^\P{Script=Sidd}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Sidd}"
+);
+testPropertyEscapes(
+  /^\P{sc=Siddham}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Siddham}"
+);
+testPropertyEscapes(
+  /^\P{sc=Sidd}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Sidd}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_SignWriting.js b/test/built-ins/RegExp/property-escapes/Script_-_SignWriting.js
new file mode 100644
index 0000000000000000000000000000000000000000..8082e624690ebfbff5f6bbbbef9bd59bf9094a24
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_SignWriting.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=SignWriting`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x01D800, 0x01DA8B],
+    [0x01DA9B, 0x01DA9F],
+    [0x01DAA1, 0x01DAAF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=SignWriting}+$/u,
+  matchSymbols,
+  "\\p{Script=SignWriting}"
+);
+testPropertyEscapes(
+  /^\p{Script=Sgnw}+$/u,
+  matchSymbols,
+  "\\p{Script=Sgnw}"
+);
+testPropertyEscapes(
+  /^\p{sc=SignWriting}+$/u,
+  matchSymbols,
+  "\\p{sc=SignWriting}"
+);
+testPropertyEscapes(
+  /^\p{sc=Sgnw}+$/u,
+  matchSymbols,
+  "\\p{sc=Sgnw}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x01DAA0
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01D7FF],
+    [0x01DA8C, 0x01DA9A],
+    [0x01DAB0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=SignWriting}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=SignWriting}"
+);
+testPropertyEscapes(
+  /^\P{Script=Sgnw}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Sgnw}"
+);
+testPropertyEscapes(
+  /^\P{sc=SignWriting}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=SignWriting}"
+);
+testPropertyEscapes(
+  /^\P{sc=Sgnw}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Sgnw}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Sinhala.js b/test/built-ins/RegExp/property-escapes/Script_-_Sinhala.js
new file mode 100644
index 0000000000000000000000000000000000000000..0f4af822e8d854b80851169cd60abd05f787c876
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Sinhala.js
@@ -0,0 +1,97 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Sinhala`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000DBD,
+    0x000DCA,
+    0x000DD6
+  ],
+  ranges: [
+    [0x000D82, 0x000D83],
+    [0x000D85, 0x000D96],
+    [0x000D9A, 0x000DB1],
+    [0x000DB3, 0x000DBB],
+    [0x000DC0, 0x000DC6],
+    [0x000DCF, 0x000DD4],
+    [0x000DD8, 0x000DDF],
+    [0x000DE6, 0x000DEF],
+    [0x000DF2, 0x000DF4],
+    [0x0111E1, 0x0111F4]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Sinhala}+$/u,
+  matchSymbols,
+  "\\p{Script=Sinhala}"
+);
+testPropertyEscapes(
+  /^\p{Script=Sinh}+$/u,
+  matchSymbols,
+  "\\p{Script=Sinh}"
+);
+testPropertyEscapes(
+  /^\p{sc=Sinhala}+$/u,
+  matchSymbols,
+  "\\p{sc=Sinhala}"
+);
+testPropertyEscapes(
+  /^\p{sc=Sinh}+$/u,
+  matchSymbols,
+  "\\p{sc=Sinh}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000D84,
+    0x000DB2,
+    0x000DBC,
+    0x000DD5,
+    0x000DD7
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000D81],
+    [0x000D97, 0x000D99],
+    [0x000DBE, 0x000DBF],
+    [0x000DC7, 0x000DC9],
+    [0x000DCB, 0x000DCE],
+    [0x000DE0, 0x000DE5],
+    [0x000DF0, 0x000DF1],
+    [0x000DF5, 0x00DBFF],
+    [0x00E000, 0x0111E0],
+    [0x0111F5, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Sinhala}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Sinhala}"
+);
+testPropertyEscapes(
+  /^\P{Script=Sinh}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Sinh}"
+);
+testPropertyEscapes(
+  /^\P{sc=Sinhala}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Sinhala}"
+);
+testPropertyEscapes(
+  /^\P{sc=Sinh}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Sinh}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Sora_Sompeng.js b/test/built-ins/RegExp/property-escapes/Script_-_Sora_Sompeng.js
new file mode 100644
index 0000000000000000000000000000000000000000..d60a0134f59a3954868656991a25621abe57c653
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Sora_Sompeng.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Sora_Sompeng`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0110D0, 0x0110E8],
+    [0x0110F0, 0x0110F9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Sora_Sompeng}+$/u,
+  matchSymbols,
+  "\\p{Script=Sora_Sompeng}"
+);
+testPropertyEscapes(
+  /^\p{Script=Sora}+$/u,
+  matchSymbols,
+  "\\p{Script=Sora}"
+);
+testPropertyEscapes(
+  /^\p{sc=Sora_Sompeng}+$/u,
+  matchSymbols,
+  "\\p{sc=Sora_Sompeng}"
+);
+testPropertyEscapes(
+  /^\p{sc=Sora}+$/u,
+  matchSymbols,
+  "\\p{sc=Sora}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0110CF],
+    [0x0110E9, 0x0110EF],
+    [0x0110FA, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Sora_Sompeng}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Sora_Sompeng}"
+);
+testPropertyEscapes(
+  /^\P{Script=Sora}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Sora}"
+);
+testPropertyEscapes(
+  /^\P{sc=Sora_Sompeng}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Sora_Sompeng}"
+);
+testPropertyEscapes(
+  /^\P{sc=Sora}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Sora}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Sundanese.js b/test/built-ins/RegExp/property-escapes/Script_-_Sundanese.js
new file mode 100644
index 0000000000000000000000000000000000000000..cecfd1c5a6d7ee5fa4ca3babc518892e17cab70f
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Sundanese.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Sundanese`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001B80, 0x001BBF],
+    [0x001CC0, 0x001CC7]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Sundanese}+$/u,
+  matchSymbols,
+  "\\p{Script=Sundanese}"
+);
+testPropertyEscapes(
+  /^\p{Script=Sund}+$/u,
+  matchSymbols,
+  "\\p{Script=Sund}"
+);
+testPropertyEscapes(
+  /^\p{sc=Sundanese}+$/u,
+  matchSymbols,
+  "\\p{sc=Sundanese}"
+);
+testPropertyEscapes(
+  /^\p{sc=Sund}+$/u,
+  matchSymbols,
+  "\\p{sc=Sund}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001B7F],
+    [0x001BC0, 0x001CBF],
+    [0x001CC8, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Sundanese}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Sundanese}"
+);
+testPropertyEscapes(
+  /^\P{Script=Sund}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Sund}"
+);
+testPropertyEscapes(
+  /^\P{sc=Sundanese}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Sundanese}"
+);
+testPropertyEscapes(
+  /^\P{sc=Sund}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Sund}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Syloti_Nagri.js b/test/built-ins/RegExp/property-escapes/Script_-_Syloti_Nagri.js
new file mode 100644
index 0000000000000000000000000000000000000000..6f5f0eee0890eb4fc320269bc04e54fcfbce94f7
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Syloti_Nagri.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Syloti_Nagri`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A800, 0x00A82B]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Syloti_Nagri}+$/u,
+  matchSymbols,
+  "\\p{Script=Syloti_Nagri}"
+);
+testPropertyEscapes(
+  /^\p{Script=Sylo}+$/u,
+  matchSymbols,
+  "\\p{Script=Sylo}"
+);
+testPropertyEscapes(
+  /^\p{sc=Syloti_Nagri}+$/u,
+  matchSymbols,
+  "\\p{sc=Syloti_Nagri}"
+);
+testPropertyEscapes(
+  /^\p{sc=Sylo}+$/u,
+  matchSymbols,
+  "\\p{sc=Sylo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A7FF],
+    [0x00A82C, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Syloti_Nagri}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Syloti_Nagri}"
+);
+testPropertyEscapes(
+  /^\P{Script=Sylo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Sylo}"
+);
+testPropertyEscapes(
+  /^\P{sc=Syloti_Nagri}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Syloti_Nagri}"
+);
+testPropertyEscapes(
+  /^\P{sc=Sylo}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Sylo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Syriac.js b/test/built-ins/RegExp/property-escapes/Script_-_Syriac.js
new file mode 100644
index 0000000000000000000000000000000000000000..0b763e40b5995d34bcf7ed0e9e9134b2469b48fd
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Syriac.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Syriac`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000700, 0x00070D],
+    [0x00070F, 0x00074A],
+    [0x00074D, 0x00074F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Syriac}+$/u,
+  matchSymbols,
+  "\\p{Script=Syriac}"
+);
+testPropertyEscapes(
+  /^\p{Script=Syrc}+$/u,
+  matchSymbols,
+  "\\p{Script=Syrc}"
+);
+testPropertyEscapes(
+  /^\p{sc=Syriac}+$/u,
+  matchSymbols,
+  "\\p{sc=Syriac}"
+);
+testPropertyEscapes(
+  /^\p{sc=Syrc}+$/u,
+  matchSymbols,
+  "\\p{sc=Syrc}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00070E
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0006FF],
+    [0x00074B, 0x00074C],
+    [0x000750, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Syriac}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Syriac}"
+);
+testPropertyEscapes(
+  /^\P{Script=Syrc}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Syrc}"
+);
+testPropertyEscapes(
+  /^\P{sc=Syriac}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Syriac}"
+);
+testPropertyEscapes(
+  /^\P{sc=Syrc}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Syrc}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Tagalog.js b/test/built-ins/RegExp/property-escapes/Script_-_Tagalog.js
new file mode 100644
index 0000000000000000000000000000000000000000..8e7d9ef1c7b45b7d9b3a127ab3336ea03e998efc
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Tagalog.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Tagalog`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001700, 0x00170C],
+    [0x00170E, 0x001714]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Tagalog}+$/u,
+  matchSymbols,
+  "\\p{Script=Tagalog}"
+);
+testPropertyEscapes(
+  /^\p{Script=Tglg}+$/u,
+  matchSymbols,
+  "\\p{Script=Tglg}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tagalog}+$/u,
+  matchSymbols,
+  "\\p{sc=Tagalog}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tglg}+$/u,
+  matchSymbols,
+  "\\p{sc=Tglg}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00170D
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0016FF],
+    [0x001715, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Tagalog}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tagalog}"
+);
+testPropertyEscapes(
+  /^\P{Script=Tglg}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tglg}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tagalog}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tagalog}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tglg}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tglg}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Tagbanwa.js b/test/built-ins/RegExp/property-escapes/Script_-_Tagbanwa.js
new file mode 100644
index 0000000000000000000000000000000000000000..aac1d6baa972ef02cebcefabc9faf96897e71de4
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Tagbanwa.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Tagbanwa`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001760, 0x00176C],
+    [0x00176E, 0x001770],
+    [0x001772, 0x001773]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Tagbanwa}+$/u,
+  matchSymbols,
+  "\\p{Script=Tagbanwa}"
+);
+testPropertyEscapes(
+  /^\p{Script=Tagb}+$/u,
+  matchSymbols,
+  "\\p{Script=Tagb}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tagbanwa}+$/u,
+  matchSymbols,
+  "\\p{sc=Tagbanwa}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tagb}+$/u,
+  matchSymbols,
+  "\\p{sc=Tagb}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00176D,
+    0x001771
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00175F],
+    [0x001774, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Tagbanwa}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tagbanwa}"
+);
+testPropertyEscapes(
+  /^\P{Script=Tagb}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tagb}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tagbanwa}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tagbanwa}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tagb}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tagb}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Tai_Le.js b/test/built-ins/RegExp/property-escapes/Script_-_Tai_Le.js
new file mode 100644
index 0000000000000000000000000000000000000000..0320fd2332e20eaa86508120b8bc72ffcde78a6b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Tai_Le.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Tai_Le`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001950, 0x00196D],
+    [0x001970, 0x001974]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Tai_Le}+$/u,
+  matchSymbols,
+  "\\p{Script=Tai_Le}"
+);
+testPropertyEscapes(
+  /^\p{Script=Tale}+$/u,
+  matchSymbols,
+  "\\p{Script=Tale}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tai_Le}+$/u,
+  matchSymbols,
+  "\\p{sc=Tai_Le}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tale}+$/u,
+  matchSymbols,
+  "\\p{sc=Tale}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00194F],
+    [0x00196E, 0x00196F],
+    [0x001975, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Tai_Le}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tai_Le}"
+);
+testPropertyEscapes(
+  /^\P{Script=Tale}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tale}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tai_Le}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tai_Le}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tale}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tale}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Tai_Tham.js b/test/built-ins/RegExp/property-escapes/Script_-_Tai_Tham.js
new file mode 100644
index 0000000000000000000000000000000000000000..5388d6c448520a158aa04142976720f1919bc477
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Tai_Tham.js
@@ -0,0 +1,80 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Tai_Tham`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001A20, 0x001A5E],
+    [0x001A60, 0x001A7C],
+    [0x001A7F, 0x001A89],
+    [0x001A90, 0x001A99],
+    [0x001AA0, 0x001AAD]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Tai_Tham}+$/u,
+  matchSymbols,
+  "\\p{Script=Tai_Tham}"
+);
+testPropertyEscapes(
+  /^\p{Script=Lana}+$/u,
+  matchSymbols,
+  "\\p{Script=Lana}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tai_Tham}+$/u,
+  matchSymbols,
+  "\\p{sc=Tai_Tham}"
+);
+testPropertyEscapes(
+  /^\p{sc=Lana}+$/u,
+  matchSymbols,
+  "\\p{sc=Lana}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x001A5F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001A1F],
+    [0x001A7D, 0x001A7E],
+    [0x001A8A, 0x001A8F],
+    [0x001A9A, 0x001A9F],
+    [0x001AAE, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Tai_Tham}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tai_Tham}"
+);
+testPropertyEscapes(
+  /^\P{Script=Lana}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Lana}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tai_Tham}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tai_Tham}"
+);
+testPropertyEscapes(
+  /^\P{sc=Lana}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Lana}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Tai_Viet.js b/test/built-ins/RegExp/property-escapes/Script_-_Tai_Viet.js
new file mode 100644
index 0000000000000000000000000000000000000000..a384eb959c65cd6615b475fac1865bfad4afa6fc
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Tai_Viet.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Tai_Viet`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00AA80, 0x00AAC2],
+    [0x00AADB, 0x00AADF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Tai_Viet}+$/u,
+  matchSymbols,
+  "\\p{Script=Tai_Viet}"
+);
+testPropertyEscapes(
+  /^\p{Script=Tavt}+$/u,
+  matchSymbols,
+  "\\p{Script=Tavt}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tai_Viet}+$/u,
+  matchSymbols,
+  "\\p{sc=Tai_Viet}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tavt}+$/u,
+  matchSymbols,
+  "\\p{sc=Tavt}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00AA7F],
+    [0x00AAC3, 0x00AADA],
+    [0x00AAE0, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Tai_Viet}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tai_Viet}"
+);
+testPropertyEscapes(
+  /^\P{Script=Tavt}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tavt}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tai_Viet}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tai_Viet}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tavt}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tavt}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Takri.js b/test/built-ins/RegExp/property-escapes/Script_-_Takri.js
new file mode 100644
index 0000000000000000000000000000000000000000..18472e916bc418110995a71e6c027f56ce29ebe2
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Takri.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Takri`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011680, 0x0116B7],
+    [0x0116C0, 0x0116C9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Takri}+$/u,
+  matchSymbols,
+  "\\p{Script=Takri}"
+);
+testPropertyEscapes(
+  /^\p{Script=Takr}+$/u,
+  matchSymbols,
+  "\\p{Script=Takr}"
+);
+testPropertyEscapes(
+  /^\p{sc=Takri}+$/u,
+  matchSymbols,
+  "\\p{sc=Takri}"
+);
+testPropertyEscapes(
+  /^\p{sc=Takr}+$/u,
+  matchSymbols,
+  "\\p{sc=Takr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01167F],
+    [0x0116B8, 0x0116BF],
+    [0x0116CA, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Takri}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Takri}"
+);
+testPropertyEscapes(
+  /^\P{Script=Takr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Takr}"
+);
+testPropertyEscapes(
+  /^\P{sc=Takri}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Takri}"
+);
+testPropertyEscapes(
+  /^\P{sc=Takr}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Takr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Tamil.js b/test/built-ins/RegExp/property-escapes/Script_-_Tamil.js
new file mode 100644
index 0000000000000000000000000000000000000000..e65fee00ecffb45ae04ba0ced0f419e3d19ec09c
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Tamil.js
@@ -0,0 +1,103 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Tamil`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000B9C,
+    0x000BD0,
+    0x000BD7
+  ],
+  ranges: [
+    [0x000B82, 0x000B83],
+    [0x000B85, 0x000B8A],
+    [0x000B8E, 0x000B90],
+    [0x000B92, 0x000B95],
+    [0x000B99, 0x000B9A],
+    [0x000B9E, 0x000B9F],
+    [0x000BA3, 0x000BA4],
+    [0x000BA8, 0x000BAA],
+    [0x000BAE, 0x000BB9],
+    [0x000BBE, 0x000BC2],
+    [0x000BC6, 0x000BC8],
+    [0x000BCA, 0x000BCD],
+    [0x000BE6, 0x000BFA]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Tamil}+$/u,
+  matchSymbols,
+  "\\p{Script=Tamil}"
+);
+testPropertyEscapes(
+  /^\p{Script=Taml}+$/u,
+  matchSymbols,
+  "\\p{Script=Taml}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tamil}+$/u,
+  matchSymbols,
+  "\\p{sc=Tamil}"
+);
+testPropertyEscapes(
+  /^\p{sc=Taml}+$/u,
+  matchSymbols,
+  "\\p{sc=Taml}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000B84,
+    0x000B91,
+    0x000B9B,
+    0x000B9D,
+    0x000BC9
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000B81],
+    [0x000B8B, 0x000B8D],
+    [0x000B96, 0x000B98],
+    [0x000BA0, 0x000BA2],
+    [0x000BA5, 0x000BA7],
+    [0x000BAB, 0x000BAD],
+    [0x000BBA, 0x000BBD],
+    [0x000BC3, 0x000BC5],
+    [0x000BCE, 0x000BCF],
+    [0x000BD1, 0x000BD6],
+    [0x000BD8, 0x000BE5],
+    [0x000BFB, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Tamil}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tamil}"
+);
+testPropertyEscapes(
+  /^\P{Script=Taml}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Taml}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tamil}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tamil}"
+);
+testPropertyEscapes(
+  /^\P{sc=Taml}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Taml}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Tangut.js b/test/built-ins/RegExp/property-escapes/Script_-_Tangut.js
new file mode 100644
index 0000000000000000000000000000000000000000..2e2f75ea3e8ffa52083e8109db099aaa54109214
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Tangut.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Tangut`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x016FE0
+  ],
+  ranges: [
+    [0x017000, 0x0187EC],
+    [0x018800, 0x018AF2]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Tangut}+$/u,
+  matchSymbols,
+  "\\p{Script=Tangut}"
+);
+testPropertyEscapes(
+  /^\p{Script=Tang}+$/u,
+  matchSymbols,
+  "\\p{Script=Tang}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tangut}+$/u,
+  matchSymbols,
+  "\\p{sc=Tangut}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tang}+$/u,
+  matchSymbols,
+  "\\p{sc=Tang}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x016FDF],
+    [0x016FE1, 0x016FFF],
+    [0x0187ED, 0x0187FF],
+    [0x018AF3, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Tangut}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tangut}"
+);
+testPropertyEscapes(
+  /^\P{Script=Tang}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tang}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tangut}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tangut}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tang}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tang}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Telugu.js b/test/built-ins/RegExp/property-escapes/Script_-_Telugu.js
new file mode 100644
index 0000000000000000000000000000000000000000..a925aacf8cc6e0e4f4faebddc6cf9541b021fe03
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Telugu.js
@@ -0,0 +1,96 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Telugu`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000C00, 0x000C03],
+    [0x000C05, 0x000C0C],
+    [0x000C0E, 0x000C10],
+    [0x000C12, 0x000C28],
+    [0x000C2A, 0x000C39],
+    [0x000C3D, 0x000C44],
+    [0x000C46, 0x000C48],
+    [0x000C4A, 0x000C4D],
+    [0x000C55, 0x000C56],
+    [0x000C58, 0x000C5A],
+    [0x000C60, 0x000C63],
+    [0x000C66, 0x000C6F],
+    [0x000C78, 0x000C7F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Telugu}+$/u,
+  matchSymbols,
+  "\\p{Script=Telugu}"
+);
+testPropertyEscapes(
+  /^\p{Script=Telu}+$/u,
+  matchSymbols,
+  "\\p{Script=Telu}"
+);
+testPropertyEscapes(
+  /^\p{sc=Telugu}+$/u,
+  matchSymbols,
+  "\\p{sc=Telugu}"
+);
+testPropertyEscapes(
+  /^\p{sc=Telu}+$/u,
+  matchSymbols,
+  "\\p{sc=Telu}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000C04,
+    0x000C0D,
+    0x000C11,
+    0x000C29,
+    0x000C45,
+    0x000C49,
+    0x000C57
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000BFF],
+    [0x000C3A, 0x000C3C],
+    [0x000C4E, 0x000C54],
+    [0x000C5B, 0x000C5F],
+    [0x000C64, 0x000C65],
+    [0x000C70, 0x000C77],
+    [0x000C80, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Telugu}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Telugu}"
+);
+testPropertyEscapes(
+  /^\P{Script=Telu}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Telu}"
+);
+testPropertyEscapes(
+  /^\P{sc=Telugu}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Telugu}"
+);
+testPropertyEscapes(
+  /^\P{sc=Telu}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Telu}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Thaana.js b/test/built-ins/RegExp/property-escapes/Script_-_Thaana.js
new file mode 100644
index 0000000000000000000000000000000000000000..3e5e86efcd73c2e732e09634b09ee227ece437ad
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Thaana.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Thaana`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000780, 0x0007B1]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Thaana}+$/u,
+  matchSymbols,
+  "\\p{Script=Thaana}"
+);
+testPropertyEscapes(
+  /^\p{Script=Thaa}+$/u,
+  matchSymbols,
+  "\\p{Script=Thaa}"
+);
+testPropertyEscapes(
+  /^\p{sc=Thaana}+$/u,
+  matchSymbols,
+  "\\p{sc=Thaana}"
+);
+testPropertyEscapes(
+  /^\p{sc=Thaa}+$/u,
+  matchSymbols,
+  "\\p{sc=Thaa}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00077F],
+    [0x0007B2, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Thaana}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Thaana}"
+);
+testPropertyEscapes(
+  /^\P{Script=Thaa}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Thaa}"
+);
+testPropertyEscapes(
+  /^\P{sc=Thaana}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Thaana}"
+);
+testPropertyEscapes(
+  /^\P{sc=Thaa}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Thaa}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Thai.js b/test/built-ins/RegExp/property-escapes/Script_-_Thai.js
new file mode 100644
index 0000000000000000000000000000000000000000..aaa729a0bf8a1811ecf5c29fc7e747019e45bfda
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Thai.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Thai`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000E01, 0x000E3A],
+    [0x000E40, 0x000E5B]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Thai}+$/u,
+  matchSymbols,
+  "\\p{Script=Thai}"
+);
+testPropertyEscapes(
+  /^\p{Script=Thai}+$/u,
+  matchSymbols,
+  "\\p{Script=Thai}"
+);
+testPropertyEscapes(
+  /^\p{sc=Thai}+$/u,
+  matchSymbols,
+  "\\p{sc=Thai}"
+);
+testPropertyEscapes(
+  /^\p{sc=Thai}+$/u,
+  matchSymbols,
+  "\\p{sc=Thai}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000E00],
+    [0x000E3B, 0x000E3F],
+    [0x000E5C, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Thai}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Thai}"
+);
+testPropertyEscapes(
+  /^\P{Script=Thai}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Thai}"
+);
+testPropertyEscapes(
+  /^\P{sc=Thai}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Thai}"
+);
+testPropertyEscapes(
+  /^\P{sc=Thai}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Thai}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Tibetan.js b/test/built-ins/RegExp/property-escapes/Script_-_Tibetan.js
new file mode 100644
index 0000000000000000000000000000000000000000..91f2144f1e8c21f608920b4a60808dacd201356e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Tibetan.js
@@ -0,0 +1,84 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Tibetan`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000F00, 0x000F47],
+    [0x000F49, 0x000F6C],
+    [0x000F71, 0x000F97],
+    [0x000F99, 0x000FBC],
+    [0x000FBE, 0x000FCC],
+    [0x000FCE, 0x000FD4],
+    [0x000FD9, 0x000FDA]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Tibetan}+$/u,
+  matchSymbols,
+  "\\p{Script=Tibetan}"
+);
+testPropertyEscapes(
+  /^\p{Script=Tibt}+$/u,
+  matchSymbols,
+  "\\p{Script=Tibt}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tibetan}+$/u,
+  matchSymbols,
+  "\\p{sc=Tibetan}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tibt}+$/u,
+  matchSymbols,
+  "\\p{sc=Tibt}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000F48,
+    0x000F98,
+    0x000FBD,
+    0x000FCD
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000EFF],
+    [0x000F6D, 0x000F70],
+    [0x000FD5, 0x000FD8],
+    [0x000FDB, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Tibetan}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tibetan}"
+);
+testPropertyEscapes(
+  /^\P{Script=Tibt}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tibt}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tibetan}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tibetan}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tibt}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tibt}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Tifinagh.js b/test/built-ins/RegExp/property-escapes/Script_-_Tifinagh.js
new file mode 100644
index 0000000000000000000000000000000000000000..65df309fb66c3c3b931a9cdeb78e8701bfce192a
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Tifinagh.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Tifinagh`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x002D7F
+  ],
+  ranges: [
+    [0x002D30, 0x002D67],
+    [0x002D6F, 0x002D70]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Tifinagh}+$/u,
+  matchSymbols,
+  "\\p{Script=Tifinagh}"
+);
+testPropertyEscapes(
+  /^\p{Script=Tfng}+$/u,
+  matchSymbols,
+  "\\p{Script=Tfng}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tifinagh}+$/u,
+  matchSymbols,
+  "\\p{sc=Tifinagh}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tfng}+$/u,
+  matchSymbols,
+  "\\p{sc=Tfng}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x002D2F],
+    [0x002D68, 0x002D6E],
+    [0x002D71, 0x002D7E],
+    [0x002D80, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Tifinagh}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tifinagh}"
+);
+testPropertyEscapes(
+  /^\P{Script=Tfng}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tfng}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tifinagh}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tifinagh}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tfng}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tfng}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Tirhuta.js b/test/built-ins/RegExp/property-escapes/Script_-_Tirhuta.js
new file mode 100644
index 0000000000000000000000000000000000000000..93671a7745b0753e78eff7484368fa359a98e4c4
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Tirhuta.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Tirhuta`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011480, 0x0114C7],
+    [0x0114D0, 0x0114D9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Tirhuta}+$/u,
+  matchSymbols,
+  "\\p{Script=Tirhuta}"
+);
+testPropertyEscapes(
+  /^\p{Script=Tirh}+$/u,
+  matchSymbols,
+  "\\p{Script=Tirh}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tirhuta}+$/u,
+  matchSymbols,
+  "\\p{sc=Tirhuta}"
+);
+testPropertyEscapes(
+  /^\p{sc=Tirh}+$/u,
+  matchSymbols,
+  "\\p{sc=Tirh}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01147F],
+    [0x0114C8, 0x0114CF],
+    [0x0114DA, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Tirhuta}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tirhuta}"
+);
+testPropertyEscapes(
+  /^\P{Script=Tirh}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Tirh}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tirhuta}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tirhuta}"
+);
+testPropertyEscapes(
+  /^\P{sc=Tirh}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Tirh}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Ugaritic.js b/test/built-ins/RegExp/property-escapes/Script_-_Ugaritic.js
new file mode 100644
index 0000000000000000000000000000000000000000..87e34276a7a866feb0210c59721dbae7bbf116d0
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Ugaritic.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Ugaritic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01039F
+  ],
+  ranges: [
+    [0x010380, 0x01039D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Ugaritic}+$/u,
+  matchSymbols,
+  "\\p{Script=Ugaritic}"
+);
+testPropertyEscapes(
+  /^\p{Script=Ugar}+$/u,
+  matchSymbols,
+  "\\p{Script=Ugar}"
+);
+testPropertyEscapes(
+  /^\p{sc=Ugaritic}+$/u,
+  matchSymbols,
+  "\\p{sc=Ugaritic}"
+);
+testPropertyEscapes(
+  /^\p{sc=Ugar}+$/u,
+  matchSymbols,
+  "\\p{sc=Ugar}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x01039E
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01037F],
+    [0x0103A0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Ugaritic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Ugaritic}"
+);
+testPropertyEscapes(
+  /^\P{Script=Ugar}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Ugar}"
+);
+testPropertyEscapes(
+  /^\P{sc=Ugaritic}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Ugaritic}"
+);
+testPropertyEscapes(
+  /^\P{sc=Ugar}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Ugar}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Vai.js b/test/built-ins/RegExp/property-escapes/Script_-_Vai.js
new file mode 100644
index 0000000000000000000000000000000000000000..2b4cd16196d019a1bc2f58bff96e8e6d256b2545
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Vai.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Vai`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A500, 0x00A62B]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Vai}+$/u,
+  matchSymbols,
+  "\\p{Script=Vai}"
+);
+testPropertyEscapes(
+  /^\p{Script=Vaii}+$/u,
+  matchSymbols,
+  "\\p{Script=Vaii}"
+);
+testPropertyEscapes(
+  /^\p{sc=Vai}+$/u,
+  matchSymbols,
+  "\\p{sc=Vai}"
+);
+testPropertyEscapes(
+  /^\p{sc=Vaii}+$/u,
+  matchSymbols,
+  "\\p{sc=Vaii}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A4FF],
+    [0x00A62C, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Vai}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Vai}"
+);
+testPropertyEscapes(
+  /^\P{Script=Vaii}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Vaii}"
+);
+testPropertyEscapes(
+  /^\P{sc=Vai}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Vai}"
+);
+testPropertyEscapes(
+  /^\P{sc=Vaii}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Vaii}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Warang_Citi.js b/test/built-ins/RegExp/property-escapes/Script_-_Warang_Citi.js
new file mode 100644
index 0000000000000000000000000000000000000000..0dbb13d0c53e9183c8314e3086fe65f9e752f6be
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Warang_Citi.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Warang_Citi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0118FF
+  ],
+  ranges: [
+    [0x0118A0, 0x0118F2]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Warang_Citi}+$/u,
+  matchSymbols,
+  "\\p{Script=Warang_Citi}"
+);
+testPropertyEscapes(
+  /^\p{Script=Wara}+$/u,
+  matchSymbols,
+  "\\p{Script=Wara}"
+);
+testPropertyEscapes(
+  /^\p{sc=Warang_Citi}+$/u,
+  matchSymbols,
+  "\\p{sc=Warang_Citi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Wara}+$/u,
+  matchSymbols,
+  "\\p{sc=Wara}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01189F],
+    [0x0118F3, 0x0118FE],
+    [0x011900, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Warang_Citi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Warang_Citi}"
+);
+testPropertyEscapes(
+  /^\P{Script=Wara}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Wara}"
+);
+testPropertyEscapes(
+  /^\P{sc=Warang_Citi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Warang_Citi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Wara}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Wara}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_-_Yi.js b/test/built-ins/RegExp/property-escapes/Script_-_Yi.js
new file mode 100644
index 0000000000000000000000000000000000000000..614150fcc6b9a606b0a3d4088071fd538d002c15
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_-_Yi.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script=Yi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A000, 0x00A48C],
+    [0x00A490, 0x00A4C6]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script=Yi}+$/u,
+  matchSymbols,
+  "\\p{Script=Yi}"
+);
+testPropertyEscapes(
+  /^\p{Script=Yiii}+$/u,
+  matchSymbols,
+  "\\p{Script=Yiii}"
+);
+testPropertyEscapes(
+  /^\p{sc=Yi}+$/u,
+  matchSymbols,
+  "\\p{sc=Yi}"
+);
+testPropertyEscapes(
+  /^\p{sc=Yiii}+$/u,
+  matchSymbols,
+  "\\p{sc=Yiii}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x009FFF],
+    [0x00A48D, 0x00A48F],
+    [0x00A4C7, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script=Yi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Yi}"
+);
+testPropertyEscapes(
+  /^\P{Script=Yiii}+$/u,
+  nonMatchSymbols,
+  "\\P{Script=Yiii}"
+);
+testPropertyEscapes(
+  /^\P{sc=Yi}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Yi}"
+);
+testPropertyEscapes(
+  /^\P{sc=Yiii}+$/u,
+  nonMatchSymbols,
+  "\\P{sc=Yiii}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Adlam.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Adlam.js
new file mode 100644
index 0000000000000000000000000000000000000000..255572ad8dd88ba7be98092efd38148f9c887327
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Adlam.js
@@ -0,0 +1,78 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Adlam`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000640
+  ],
+  ranges: [
+    [0x01E900, 0x01E94A],
+    [0x01E950, 0x01E959],
+    [0x01E95E, 0x01E95F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Adlam}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Adlam}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Adlm}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Adlm}"
+);
+testPropertyEscapes(
+  /^\p{scx=Adlam}+$/u,
+  matchSymbols,
+  "\\p{scx=Adlam}"
+);
+testPropertyEscapes(
+  /^\p{scx=Adlm}+$/u,
+  matchSymbols,
+  "\\p{scx=Adlm}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00063F],
+    [0x000641, 0x00DBFF],
+    [0x00E000, 0x01E8FF],
+    [0x01E94B, 0x01E94F],
+    [0x01E95A, 0x01E95D],
+    [0x01E960, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Adlam}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Adlam}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Adlm}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Adlm}"
+);
+testPropertyEscapes(
+  /^\P{scx=Adlam}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Adlam}"
+);
+testPropertyEscapes(
+  /^\P{scx=Adlm}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Adlm}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ahom.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ahom.js
new file mode 100644
index 0000000000000000000000000000000000000000..6b7612c8384faa16a828d6a602555738f7e2d3b9
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ahom.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Ahom`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011700, 0x011719],
+    [0x01171D, 0x01172B],
+    [0x011730, 0x01173F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Ahom}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Ahom}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Ahom}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Ahom}"
+);
+testPropertyEscapes(
+  /^\p{scx=Ahom}+$/u,
+  matchSymbols,
+  "\\p{scx=Ahom}"
+);
+testPropertyEscapes(
+  /^\p{scx=Ahom}+$/u,
+  matchSymbols,
+  "\\p{scx=Ahom}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0116FF],
+    [0x01171A, 0x01171C],
+    [0x01172C, 0x01172F],
+    [0x011740, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Ahom}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Ahom}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Ahom}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Ahom}"
+);
+testPropertyEscapes(
+  /^\P{scx=Ahom}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Ahom}"
+);
+testPropertyEscapes(
+  /^\P{scx=Ahom}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Ahom}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Anatolian_Hieroglyphs.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Anatolian_Hieroglyphs.js
new file mode 100644
index 0000000000000000000000000000000000000000..9632ebbf6d2b89c3fe9067025e0e0037d2443871
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Anatolian_Hieroglyphs.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Anatolian_Hieroglyphs`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x014400, 0x014646]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Anatolian_Hieroglyphs}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Anatolian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Hluw}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Hluw}"
+);
+testPropertyEscapes(
+  /^\p{scx=Anatolian_Hieroglyphs}+$/u,
+  matchSymbols,
+  "\\p{scx=Anatolian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\p{scx=Hluw}+$/u,
+  matchSymbols,
+  "\\p{scx=Hluw}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0143FF],
+    [0x014647, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Anatolian_Hieroglyphs}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Anatolian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Hluw}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Hluw}"
+);
+testPropertyEscapes(
+  /^\P{scx=Anatolian_Hieroglyphs}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Anatolian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\P{scx=Hluw}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Hluw}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Arabic.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Arabic.js
new file mode 100644
index 0000000000000000000000000000000000000000..a7fa6d79f3ea6665e4f180ec0200a0c6413b9c5c
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Arabic.js
@@ -0,0 +1,175 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Arabic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01EE24,
+    0x01EE27,
+    0x01EE39,
+    0x01EE3B,
+    0x01EE42,
+    0x01EE47,
+    0x01EE49,
+    0x01EE4B,
+    0x01EE54,
+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E
+  ],
+  ranges: [
+    [0x000600, 0x000604],
+    [0x000606, 0x00061B],
+    [0x00061E, 0x0006DC],
+    [0x0006DE, 0x0006FF],
+    [0x000750, 0x00077F],
+    [0x0008A0, 0x0008B4],
+    [0x0008B6, 0x0008BD],
+    [0x0008D4, 0x0008E1],
+    [0x0008E3, 0x0008FF],
+    [0x00FB50, 0x00FBC1],
+    [0x00FBD3, 0x00FD3D],
+    [0x00FD50, 0x00FD8F],
+    [0x00FD92, 0x00FDC7],
+    [0x00FDF0, 0x00FDFD],
+    [0x00FE70, 0x00FE74],
+    [0x00FE76, 0x00FEFC],
+    [0x0102E0, 0x0102FB],
+    [0x010E60, 0x010E7E],
+    [0x01EE00, 0x01EE03],
+    [0x01EE05, 0x01EE1F],
+    [0x01EE21, 0x01EE22],
+    [0x01EE29, 0x01EE32],
+    [0x01EE34, 0x01EE37],
+    [0x01EE4D, 0x01EE4F],
+    [0x01EE51, 0x01EE52],
+    [0x01EE61, 0x01EE62],
+    [0x01EE67, 0x01EE6A],
+    [0x01EE6C, 0x01EE72],
+    [0x01EE74, 0x01EE77],
+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x01EEF0, 0x01EEF1]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Arabic}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Arabic}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Arab}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Arab}"
+);
+testPropertyEscapes(
+  /^\p{scx=Arabic}+$/u,
+  matchSymbols,
+  "\\p{scx=Arabic}"
+);
+testPropertyEscapes(
+  /^\p{scx=Arab}+$/u,
+  matchSymbols,
+  "\\p{scx=Arab}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000605,
+    0x0006DD,
+    0x0008B5,
+    0x0008E2,
+    0x00FE75,
+    0x01EE04,
+    0x01EE20,
+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0005FF],
+    [0x00061C, 0x00061D],
+    [0x000700, 0x00074F],
+    [0x000780, 0x00089F],
+    [0x0008BE, 0x0008D3],
+    [0x000900, 0x00DBFF],
+    [0x00E000, 0x00FB4F],
+    [0x00FBC2, 0x00FBD2],
+    [0x00FD3E, 0x00FD4F],
+    [0x00FD90, 0x00FD91],
+    [0x00FDC8, 0x00FDEF],
+    [0x00FDFE, 0x00FE6F],
+    [0x00FEFD, 0x0102DF],
+    [0x0102FC, 0x010E5F],
+    [0x010E7F, 0x01EDFF],
+    [0x01EE25, 0x01EE26],
+    [0x01EE3C, 0x01EE41],
+    [0x01EE43, 0x01EE46],
+    [0x01EE55, 0x01EE56],
+    [0x01EE65, 0x01EE66],
+    [0x01EE9C, 0x01EEA0],
+    [0x01EEBC, 0x01EEEF],
+    [0x01EEF2, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Arabic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Arabic}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Arab}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Arab}"
+);
+testPropertyEscapes(
+  /^\P{scx=Arabic}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Arabic}"
+);
+testPropertyEscapes(
+  /^\P{scx=Arab}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Arab}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Armenian.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Armenian.js
new file mode 100644
index 0000000000000000000000000000000000000000..d142da5742900cc64f15b777d96c1cedd0dcb1af
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Armenian.js
@@ -0,0 +1,82 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Armenian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000531, 0x000556],
+    [0x000559, 0x00055F],
+    [0x000561, 0x000587],
+    [0x000589, 0x00058A],
+    [0x00058D, 0x00058F],
+    [0x00FB13, 0x00FB17]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Armenian}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Armenian}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Armn}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Armn}"
+);
+testPropertyEscapes(
+  /^\p{scx=Armenian}+$/u,
+  matchSymbols,
+  "\\p{scx=Armenian}"
+);
+testPropertyEscapes(
+  /^\p{scx=Armn}+$/u,
+  matchSymbols,
+  "\\p{scx=Armn}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000560,
+    0x000588
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000530],
+    [0x000557, 0x000558],
+    [0x00058B, 0x00058C],
+    [0x000590, 0x00DBFF],
+    [0x00E000, 0x00FB12],
+    [0x00FB18, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Armenian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Armenian}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Armn}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Armn}"
+);
+testPropertyEscapes(
+  /^\P{scx=Armenian}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Armenian}"
+);
+testPropertyEscapes(
+  /^\P{scx=Armn}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Armn}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Avestan.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Avestan.js
new file mode 100644
index 0000000000000000000000000000000000000000..b1ef37dadbdfc1105683bfe4f946a4a5fedcb408
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Avestan.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Avestan`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010B00, 0x010B35],
+    [0x010B39, 0x010B3F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Avestan}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Avestan}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Avst}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Avst}"
+);
+testPropertyEscapes(
+  /^\p{scx=Avestan}+$/u,
+  matchSymbols,
+  "\\p{scx=Avestan}"
+);
+testPropertyEscapes(
+  /^\p{scx=Avst}+$/u,
+  matchSymbols,
+  "\\p{scx=Avst}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010AFF],
+    [0x010B36, 0x010B38],
+    [0x010B40, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Avestan}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Avestan}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Avst}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Avst}"
+);
+testPropertyEscapes(
+  /^\P{scx=Avestan}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Avestan}"
+);
+testPropertyEscapes(
+  /^\P{scx=Avst}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Avst}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Balinese.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Balinese.js
new file mode 100644
index 0000000000000000000000000000000000000000..93dde17d216b52754b77155438562d2875e2a2a2
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Balinese.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Balinese`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001B00, 0x001B4B],
+    [0x001B50, 0x001B7C]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Balinese}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Balinese}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Bali}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Bali}"
+);
+testPropertyEscapes(
+  /^\p{scx=Balinese}+$/u,
+  matchSymbols,
+  "\\p{scx=Balinese}"
+);
+testPropertyEscapes(
+  /^\p{scx=Bali}+$/u,
+  matchSymbols,
+  "\\p{scx=Bali}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001AFF],
+    [0x001B4C, 0x001B4F],
+    [0x001B7D, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Balinese}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Balinese}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Bali}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Bali}"
+);
+testPropertyEscapes(
+  /^\P{scx=Balinese}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Balinese}"
+);
+testPropertyEscapes(
+  /^\P{scx=Bali}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Bali}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bamum.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bamum.js
new file mode 100644
index 0000000000000000000000000000000000000000..3466fe317421aab3c60233f5b09d3b49ca8fa803
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bamum.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Bamum`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A6A0, 0x00A6F7],
+    [0x016800, 0x016A38]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Bamum}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Bamum}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Bamu}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Bamu}"
+);
+testPropertyEscapes(
+  /^\p{scx=Bamum}+$/u,
+  matchSymbols,
+  "\\p{scx=Bamum}"
+);
+testPropertyEscapes(
+  /^\p{scx=Bamu}+$/u,
+  matchSymbols,
+  "\\p{scx=Bamu}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A69F],
+    [0x00A6F8, 0x00DBFF],
+    [0x00E000, 0x0167FF],
+    [0x016A39, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Bamum}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Bamum}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Bamu}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Bamu}"
+);
+testPropertyEscapes(
+  /^\P{scx=Bamum}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Bamum}"
+);
+testPropertyEscapes(
+  /^\P{scx=Bamu}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Bamu}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bassa_Vah.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bassa_Vah.js
new file mode 100644
index 0000000000000000000000000000000000000000..f627f1f24312ef40cf2d9333e090eae6effbacea
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bassa_Vah.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Bassa_Vah`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x016AD0, 0x016AED],
+    [0x016AF0, 0x016AF5]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Bassa_Vah}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Bassa_Vah}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Bass}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Bass}"
+);
+testPropertyEscapes(
+  /^\p{scx=Bassa_Vah}+$/u,
+  matchSymbols,
+  "\\p{scx=Bassa_Vah}"
+);
+testPropertyEscapes(
+  /^\p{scx=Bass}+$/u,
+  matchSymbols,
+  "\\p{scx=Bass}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x016ACF],
+    [0x016AEE, 0x016AEF],
+    [0x016AF6, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Bassa_Vah}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Bassa_Vah}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Bass}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Bass}"
+);
+testPropertyEscapes(
+  /^\P{scx=Bassa_Vah}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Bassa_Vah}"
+);
+testPropertyEscapes(
+  /^\P{scx=Bass}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Bass}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Batak.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Batak.js
new file mode 100644
index 0000000000000000000000000000000000000000..c2d89e5d2df3d2ad49d13a44fd0cd5837cee40fd
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Batak.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Batak`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001BC0, 0x001BF3],
+    [0x001BFC, 0x001BFF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Batak}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Batak}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Batk}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Batk}"
+);
+testPropertyEscapes(
+  /^\p{scx=Batak}+$/u,
+  matchSymbols,
+  "\\p{scx=Batak}"
+);
+testPropertyEscapes(
+  /^\p{scx=Batk}+$/u,
+  matchSymbols,
+  "\\p{scx=Batk}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001BBF],
+    [0x001BF4, 0x001BFB],
+    [0x001C00, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Batak}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Batak}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Batk}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Batk}"
+);
+testPropertyEscapes(
+  /^\P{scx=Batak}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Batak}"
+);
+testPropertyEscapes(
+  /^\P{scx=Batk}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Batk}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bengali.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bengali.js
new file mode 100644
index 0000000000000000000000000000000000000000..e41c0a693dfba32b8e19c9e66bbffa930a1433b0
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bengali.js
@@ -0,0 +1,105 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Bengali`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0009B2,
+    0x0009D7,
+    0x00A8F1
+  ],
+  ranges: [
+    [0x000951, 0x000952],
+    [0x000964, 0x000965],
+    [0x000980, 0x000983],
+    [0x000985, 0x00098C],
+    [0x00098F, 0x000990],
+    [0x000993, 0x0009A8],
+    [0x0009AA, 0x0009B0],
+    [0x0009B6, 0x0009B9],
+    [0x0009BC, 0x0009C4],
+    [0x0009C7, 0x0009C8],
+    [0x0009CB, 0x0009CE],
+    [0x0009DC, 0x0009DD],
+    [0x0009DF, 0x0009E3],
+    [0x0009E6, 0x0009FB]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Bengali}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Bengali}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Beng}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Beng}"
+);
+testPropertyEscapes(
+  /^\p{scx=Bengali}+$/u,
+  matchSymbols,
+  "\\p{scx=Bengali}"
+);
+testPropertyEscapes(
+  /^\p{scx=Beng}+$/u,
+  matchSymbols,
+  "\\p{scx=Beng}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000984,
+    0x0009A9,
+    0x0009B1,
+    0x0009DE
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000950],
+    [0x000953, 0x000963],
+    [0x000966, 0x00097F],
+    [0x00098D, 0x00098E],
+    [0x000991, 0x000992],
+    [0x0009B3, 0x0009B5],
+    [0x0009BA, 0x0009BB],
+    [0x0009C5, 0x0009C6],
+    [0x0009C9, 0x0009CA],
+    [0x0009CF, 0x0009D6],
+    [0x0009D8, 0x0009DB],
+    [0x0009E4, 0x0009E5],
+    [0x0009FC, 0x00A8F0],
+    [0x00A8F2, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Bengali}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Bengali}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Beng}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Beng}"
+);
+testPropertyEscapes(
+  /^\P{scx=Bengali}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Bengali}"
+);
+testPropertyEscapes(
+  /^\P{scx=Beng}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Beng}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bhaiksuki.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bhaiksuki.js
new file mode 100644
index 0000000000000000000000000000000000000000..a0c9a78c3690a14684cac84c193ad9d924b617c9
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bhaiksuki.js
@@ -0,0 +1,78 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Bhaiksuki`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011C00, 0x011C08],
+    [0x011C0A, 0x011C36],
+    [0x011C38, 0x011C45],
+    [0x011C50, 0x011C6C]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Bhaiksuki}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Bhaiksuki}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Bhks}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Bhks}"
+);
+testPropertyEscapes(
+  /^\p{scx=Bhaiksuki}+$/u,
+  matchSymbols,
+  "\\p{scx=Bhaiksuki}"
+);
+testPropertyEscapes(
+  /^\p{scx=Bhks}+$/u,
+  matchSymbols,
+  "\\p{scx=Bhks}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x011C09,
+    0x011C37
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x011BFF],
+    [0x011C46, 0x011C4F],
+    [0x011C6D, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Bhaiksuki}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Bhaiksuki}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Bhks}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Bhks}"
+);
+testPropertyEscapes(
+  /^\P{scx=Bhaiksuki}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Bhaiksuki}"
+);
+testPropertyEscapes(
+  /^\P{scx=Bhks}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Bhks}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bopomofo.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bopomofo.js
new file mode 100644
index 0000000000000000000000000000000000000000..c47b54c518f6f4b820d345731b743e3469f13bca
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Bopomofo.js
@@ -0,0 +1,95 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Bopomofo`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x003030,
+    0x003037,
+    0x0030FB
+  ],
+  ranges: [
+    [0x0002EA, 0x0002EB],
+    [0x003001, 0x003003],
+    [0x003008, 0x003011],
+    [0x003013, 0x00301F],
+    [0x00302A, 0x00302D],
+    [0x003105, 0x00312D],
+    [0x0031A0, 0x0031BA],
+    [0x00FE45, 0x00FE46],
+    [0x00FF61, 0x00FF65]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Bopomofo}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Bopomofo}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Bopo}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Bopo}"
+);
+testPropertyEscapes(
+  /^\p{scx=Bopomofo}+$/u,
+  matchSymbols,
+  "\\p{scx=Bopomofo}"
+);
+testPropertyEscapes(
+  /^\p{scx=Bopo}+$/u,
+  matchSymbols,
+  "\\p{scx=Bopo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x003012
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0002E9],
+    [0x0002EC, 0x003000],
+    [0x003004, 0x003007],
+    [0x003020, 0x003029],
+    [0x00302E, 0x00302F],
+    [0x003031, 0x003036],
+    [0x003038, 0x0030FA],
+    [0x0030FC, 0x003104],
+    [0x00312E, 0x00319F],
+    [0x0031BB, 0x00DBFF],
+    [0x00E000, 0x00FE44],
+    [0x00FE47, 0x00FF60],
+    [0x00FF66, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Bopomofo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Bopomofo}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Bopo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Bopo}"
+);
+testPropertyEscapes(
+  /^\P{scx=Bopomofo}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Bopomofo}"
+);
+testPropertyEscapes(
+  /^\P{scx=Bopo}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Bopo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Brahmi.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Brahmi.js
new file mode 100644
index 0000000000000000000000000000000000000000..6ed07103ac5cfc4c001a3ff14dcb2b1745f0c55a
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Brahmi.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Brahmi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01107F
+  ],
+  ranges: [
+    [0x011000, 0x01104D],
+    [0x011052, 0x01106F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Brahmi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Brahmi}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Brah}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Brah}"
+);
+testPropertyEscapes(
+  /^\p{scx=Brahmi}+$/u,
+  matchSymbols,
+  "\\p{scx=Brahmi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Brah}+$/u,
+  matchSymbols,
+  "\\p{scx=Brah}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010FFF],
+    [0x01104E, 0x011051],
+    [0x011070, 0x01107E],
+    [0x011080, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Brahmi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Brahmi}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Brah}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Brah}"
+);
+testPropertyEscapes(
+  /^\P{scx=Brahmi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Brahmi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Brah}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Brah}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Braille.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Braille.js
new file mode 100644
index 0000000000000000000000000000000000000000..25ab257ed8768e5a40ddb889e36e2a9740de3277
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Braille.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Braille`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x002800, 0x0028FF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Braille}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Braille}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Brai}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Brai}"
+);
+testPropertyEscapes(
+  /^\p{scx=Braille}+$/u,
+  matchSymbols,
+  "\\p{scx=Braille}"
+);
+testPropertyEscapes(
+  /^\p{scx=Brai}+$/u,
+  matchSymbols,
+  "\\p{scx=Brai}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0027FF],
+    [0x002900, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Braille}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Braille}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Brai}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Brai}"
+);
+testPropertyEscapes(
+  /^\P{scx=Braille}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Braille}"
+);
+testPropertyEscapes(
+  /^\P{scx=Brai}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Brai}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Buginese.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Buginese.js
new file mode 100644
index 0000000000000000000000000000000000000000..5d2d9e0b1863426178e0e5cafdf9cf1b58d2ffce
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Buginese.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Buginese`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00A9CF
+  ],
+  ranges: [
+    [0x001A00, 0x001A1B],
+    [0x001A1E, 0x001A1F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Buginese}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Buginese}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Bugi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Bugi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Buginese}+$/u,
+  matchSymbols,
+  "\\p{scx=Buginese}"
+);
+testPropertyEscapes(
+  /^\p{scx=Bugi}+$/u,
+  matchSymbols,
+  "\\p{scx=Bugi}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0019FF],
+    [0x001A1C, 0x001A1D],
+    [0x001A20, 0x00A9CE],
+    [0x00A9D0, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Buginese}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Buginese}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Bugi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Bugi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Buginese}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Buginese}"
+);
+testPropertyEscapes(
+  /^\P{scx=Bugi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Bugi}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Buhid.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Buhid.js
new file mode 100644
index 0000000000000000000000000000000000000000..5fc2f206de650ce35aeb33324f9a68dbd6740f89
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Buhid.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Buhid`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001735, 0x001736],
+    [0x001740, 0x001753]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Buhid}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Buhid}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Buhd}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Buhd}"
+);
+testPropertyEscapes(
+  /^\p{scx=Buhid}+$/u,
+  matchSymbols,
+  "\\p{scx=Buhid}"
+);
+testPropertyEscapes(
+  /^\p{scx=Buhd}+$/u,
+  matchSymbols,
+  "\\p{scx=Buhd}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001734],
+    [0x001737, 0x00173F],
+    [0x001754, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Buhid}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Buhid}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Buhd}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Buhd}"
+);
+testPropertyEscapes(
+  /^\P{scx=Buhid}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Buhid}"
+);
+testPropertyEscapes(
+  /^\P{scx=Buhd}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Buhd}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Canadian_Aboriginal.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Canadian_Aboriginal.js
new file mode 100644
index 0000000000000000000000000000000000000000..09387ccd6c7072dff0f34ecf6c2aecdb70b4b3ac
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Canadian_Aboriginal.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Canadian_Aboriginal`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001400, 0x00167F],
+    [0x0018B0, 0x0018F5]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Canadian_Aboriginal}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Canadian_Aboriginal}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Cans}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Cans}"
+);
+testPropertyEscapes(
+  /^\p{scx=Canadian_Aboriginal}+$/u,
+  matchSymbols,
+  "\\p{scx=Canadian_Aboriginal}"
+);
+testPropertyEscapes(
+  /^\p{scx=Cans}+$/u,
+  matchSymbols,
+  "\\p{scx=Cans}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0013FF],
+    [0x001680, 0x0018AF],
+    [0x0018F6, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Canadian_Aboriginal}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Canadian_Aboriginal}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Cans}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Cans}"
+);
+testPropertyEscapes(
+  /^\P{scx=Canadian_Aboriginal}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Canadian_Aboriginal}"
+);
+testPropertyEscapes(
+  /^\P{scx=Cans}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Cans}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Carian.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Carian.js
new file mode 100644
index 0000000000000000000000000000000000000000..3e2cbb422ef9fc8aa70d97991dbf3cd5fa86cdf9
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Carian.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Carian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0102A0, 0x0102D0]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Carian}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Carian}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Cari}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Cari}"
+);
+testPropertyEscapes(
+  /^\p{scx=Carian}+$/u,
+  matchSymbols,
+  "\\p{scx=Carian}"
+);
+testPropertyEscapes(
+  /^\p{scx=Cari}+$/u,
+  matchSymbols,
+  "\\p{scx=Cari}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01029F],
+    [0x0102D1, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Carian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Carian}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Cari}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Cari}"
+);
+testPropertyEscapes(
+  /^\P{scx=Carian}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Carian}"
+);
+testPropertyEscapes(
+  /^\P{scx=Cari}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Cari}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Caucasian_Albanian.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Caucasian_Albanian.js
new file mode 100644
index 0000000000000000000000000000000000000000..93564cb4dca5ab23b829aff924ca8d34cf8e4028
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Caucasian_Albanian.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Caucasian_Albanian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01056F
+  ],
+  ranges: [
+    [0x010530, 0x010563]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Caucasian_Albanian}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Caucasian_Albanian}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Aghb}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Aghb}"
+);
+testPropertyEscapes(
+  /^\p{scx=Caucasian_Albanian}+$/u,
+  matchSymbols,
+  "\\p{scx=Caucasian_Albanian}"
+);
+testPropertyEscapes(
+  /^\p{scx=Aghb}+$/u,
+  matchSymbols,
+  "\\p{scx=Aghb}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01052F],
+    [0x010564, 0x01056E],
+    [0x010570, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Caucasian_Albanian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Caucasian_Albanian}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Aghb}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Aghb}"
+);
+testPropertyEscapes(
+  /^\P{scx=Caucasian_Albanian}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Caucasian_Albanian}"
+);
+testPropertyEscapes(
+  /^\P{scx=Aghb}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Aghb}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Chakma.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Chakma.js
new file mode 100644
index 0000000000000000000000000000000000000000..e76dc2f919504e604f24fc2769414b3b58d5f171
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Chakma.js
@@ -0,0 +1,78 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Chakma`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0009E6, 0x0009EF],
+    [0x001040, 0x001049],
+    [0x011100, 0x011134],
+    [0x011136, 0x011143]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Chakma}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Chakma}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Cakm}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Cakm}"
+);
+testPropertyEscapes(
+  /^\p{scx=Chakma}+$/u,
+  matchSymbols,
+  "\\p{scx=Chakma}"
+);
+testPropertyEscapes(
+  /^\p{scx=Cakm}+$/u,
+  matchSymbols,
+  "\\p{scx=Cakm}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x011135
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0009E5],
+    [0x0009F0, 0x00103F],
+    [0x00104A, 0x00DBFF],
+    [0x00E000, 0x0110FF],
+    [0x011144, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Chakma}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Chakma}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Cakm}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Cakm}"
+);
+testPropertyEscapes(
+  /^\P{scx=Chakma}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Chakma}"
+);
+testPropertyEscapes(
+  /^\P{scx=Cakm}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Cakm}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cham.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cham.js
new file mode 100644
index 0000000000000000000000000000000000000000..2b06d4a228e1f21f3f8bd1cb31d400aeea980ecb
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cham.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Cham`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00AA00, 0x00AA36],
+    [0x00AA40, 0x00AA4D],
+    [0x00AA50, 0x00AA59],
+    [0x00AA5C, 0x00AA5F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Cham}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Cham}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Cham}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Cham}"
+);
+testPropertyEscapes(
+  /^\p{scx=Cham}+$/u,
+  matchSymbols,
+  "\\p{scx=Cham}"
+);
+testPropertyEscapes(
+  /^\p{scx=Cham}+$/u,
+  matchSymbols,
+  "\\p{scx=Cham}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A9FF],
+    [0x00AA37, 0x00AA3F],
+    [0x00AA4E, 0x00AA4F],
+    [0x00AA5A, 0x00AA5B],
+    [0x00AA60, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Cham}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Cham}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Cham}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Cham}"
+);
+testPropertyEscapes(
+  /^\P{scx=Cham}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Cham}"
+);
+testPropertyEscapes(
+  /^\P{scx=Cham}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Cham}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cherokee.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cherokee.js
new file mode 100644
index 0000000000000000000000000000000000000000..a5af0daaddb3ca5c1cec980b3333cf8ad92e47d6
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cherokee.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Cherokee`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0013A0, 0x0013F5],
+    [0x0013F8, 0x0013FD],
+    [0x00AB70, 0x00ABBF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Cherokee}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Cherokee}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Cher}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Cher}"
+);
+testPropertyEscapes(
+  /^\p{scx=Cherokee}+$/u,
+  matchSymbols,
+  "\\p{scx=Cherokee}"
+);
+testPropertyEscapes(
+  /^\p{scx=Cher}+$/u,
+  matchSymbols,
+  "\\p{scx=Cher}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00139F],
+    [0x0013F6, 0x0013F7],
+    [0x0013FE, 0x00AB6F],
+    [0x00ABC0, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Cherokee}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Cherokee}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Cher}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Cher}"
+);
+testPropertyEscapes(
+  /^\P{scx=Cherokee}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Cherokee}"
+);
+testPropertyEscapes(
+  /^\P{scx=Cher}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Cher}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Common.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Common.js
new file mode 100644
index 0000000000000000000000000000000000000000..cc2e92c7fec52fa33cca2278ab23147c4542c02e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Common.js
@@ -0,0 +1,350 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Common`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x0000F7,
+    0x000374,
+    0x00037E,
+    0x000385,
+    0x000387,
+    0x000605,
+    0x00061C,
+    0x0006DD,
+    0x0008E2,
+    0x000E3F,
+    0x002E44,
+    0x003000,
+    0x003004,
+    0x003012,
+    0x003020,
+    0x003036,
+    0x00327F,
+    0x0033FF,
+    0x00AB5B,
+    0x00FEFF,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546,
+    0x01F930,
+    0x01F9C0,
+    0x0E0001
+  ],
+  ranges: [
+    [0x000000, 0x000040],
+    [0x00005B, 0x000060],
+    [0x00007B, 0x0000A9],
+    [0x0000AB, 0x0000B9],
+    [0x0000BB, 0x0000BF],
+    [0x0002B9, 0x0002DF],
+    [0x0002E5, 0x0002E9],
+    [0x0002EC, 0x0002FF],
+    [0x000FD5, 0x000FD8],
+    [0x0016EB, 0x0016ED],
+    [0x002000, 0x00200B],
+    [0x00200E, 0x002064],
+    [0x002066, 0x002070],
+    [0x002074, 0x00207E],
+    [0x002080, 0x00208E],
+    [0x0020A0, 0x0020BE],
+    [0x002100, 0x002125],
+    [0x002127, 0x002129],
+    [0x00212C, 0x002131],
+    [0x002133, 0x00214D],
+    [0x00214F, 0x00215F],
+    [0x002189, 0x00218B],
+    [0x002190, 0x0023FE],
+    [0x002400, 0x002426],
+    [0x002440, 0x00244A],
+    [0x002460, 0x0027FF],
+    [0x002900, 0x002B73],
+    [0x002B76, 0x002B95],
+    [0x002B98, 0x002BB9],
+    [0x002BBD, 0x002BC8],
+    [0x002BCA, 0x002BD1],
+    [0x002BEC, 0x002BEF],
+    [0x002E00, 0x002E42],
+    [0x002FF0, 0x002FFB],
+    [0x003248, 0x00325F],
+    [0x0032B1, 0x0032BF],
+    [0x0032CC, 0x0032CF],
+    [0x003371, 0x00337A],
+    [0x003380, 0x0033DF],
+    [0x004DC0, 0x004DFF],
+    [0x00A700, 0x00A721],
+    [0x00A788, 0x00A78A],
+    [0x00FD3E, 0x00FD3F],
+    [0x00FE10, 0x00FE19],
+    [0x00FE30, 0x00FE44],
+    [0x00FE47, 0x00FE52],
+    [0x00FE54, 0x00FE66],
+    [0x00FE68, 0x00FE6B],
+    [0x00FF01, 0x00FF20],
+    [0x00FF3B, 0x00FF40],
+    [0x00FF5B, 0x00FF60],
+    [0x00FFE0, 0x00FFE6],
+    [0x00FFE8, 0x00FFEE],
+    [0x00FFF9, 0x00FFFD],
+    [0x010190, 0x01019B],
+    [0x0101D0, 0x0101FC],
+    [0x01D000, 0x01D0F5],
+    [0x01D100, 0x01D126],
+    [0x01D129, 0x01D166],
+    [0x01D16A, 0x01D17A],
+    [0x01D183, 0x01D184],
+    [0x01D18C, 0x01D1A9],
+    [0x01D1AE, 0x01D1E8],
+    [0x01D300, 0x01D356],
+    [0x01D400, 0x01D454],
+    [0x01D456, 0x01D49C],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D51E, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D552, 0x01D6A5],
+    [0x01D6A8, 0x01D7CB],
+    [0x01D7CE, 0x01D7FF],
+    [0x01F000, 0x01F02B],
+    [0x01F030, 0x01F093],
+    [0x01F0A0, 0x01F0AE],
+    [0x01F0B1, 0x01F0BF],
+    [0x01F0C1, 0x01F0CF],
+    [0x01F0D1, 0x01F0F5],
+    [0x01F100, 0x01F10C],
+    [0x01F110, 0x01F12E],
+    [0x01F130, 0x01F16B],
+    [0x01F170, 0x01F1AC],
+    [0x01F1E6, 0x01F1FF],
+    [0x01F201, 0x01F202],
+    [0x01F210, 0x01F23B],
+    [0x01F240, 0x01F248],
+    [0x01F300, 0x01F6D2],
+    [0x01F6E0, 0x01F6EC],
+    [0x01F6F0, 0x01F6F6],
+    [0x01F700, 0x01F773],
+    [0x01F780, 0x01F7D4],
+    [0x01F800, 0x01F80B],
+    [0x01F810, 0x01F847],
+    [0x01F850, 0x01F859],
+    [0x01F860, 0x01F887],
+    [0x01F890, 0x01F8AD],
+    [0x01F910, 0x01F91E],
+    [0x01F920, 0x01F927],
+    [0x01F933, 0x01F93E],
+    [0x01F940, 0x01F94B],
+    [0x01F950, 0x01F95E],
+    [0x01F980, 0x01F991],
+    [0x0E0020, 0x0E007F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Common}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Common}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Zyyy}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Zyyy}"
+);
+testPropertyEscapes(
+  /^\p{scx=Common}+$/u,
+  matchSymbols,
+  "\\p{scx=Common}"
+);
+testPropertyEscapes(
+  /^\p{scx=Zyyy}+$/u,
+  matchSymbols,
+  "\\p{scx=Zyyy}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AA,
+    0x0000BA,
+    0x000386,
+    0x002065,
+    0x00207F,
+    0x002126,
+    0x002132,
+    0x00214E,
+    0x0023FF,
+    0x002BC9,
+    0x002E43,
+    0x00FE53,
+    0x00FE67,
+    0x00FF00,
+    0x00FFE7,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01F0C0,
+    0x01F0D0,
+    0x01F12F,
+    0x01F200,
+    0x01F91F,
+    0x01F93F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000041, 0x00005A],
+    [0x000061, 0x00007A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x0002B8],
+    [0x0002E0, 0x0002E4],
+    [0x0002EA, 0x0002EB],
+    [0x000300, 0x000373],
+    [0x000375, 0x00037D],
+    [0x00037F, 0x000384],
+    [0x000388, 0x000604],
+    [0x000606, 0x00061B],
+    [0x00061D, 0x0006DC],
+    [0x0006DE, 0x0008E1],
+    [0x0008E3, 0x000E3E],
+    [0x000E40, 0x000FD4],
+    [0x000FD9, 0x0016EA],
+    [0x0016EE, 0x001FFF],
+    [0x00200C, 0x00200D],
+    [0x002071, 0x002073],
+    [0x00208F, 0x00209F],
+    [0x0020BF, 0x0020FF],
+    [0x00212A, 0x00212B],
+    [0x002160, 0x002188],
+    [0x00218C, 0x00218F],
+    [0x002427, 0x00243F],
+    [0x00244B, 0x00245F],
+    [0x002800, 0x0028FF],
+    [0x002B74, 0x002B75],
+    [0x002B96, 0x002B97],
+    [0x002BBA, 0x002BBC],
+    [0x002BD2, 0x002BEB],
+    [0x002BF0, 0x002DFF],
+    [0x002E45, 0x002FEF],
+    [0x002FFC, 0x002FFF],
+    [0x003001, 0x003003],
+    [0x003005, 0x003011],
+    [0x003013, 0x00301F],
+    [0x003021, 0x003035],
+    [0x003037, 0x003247],
+    [0x003260, 0x00327E],
+    [0x003280, 0x0032B0],
+    [0x0032C0, 0x0032CB],
+    [0x0032D0, 0x003370],
+    [0x00337B, 0x00337F],
+    [0x0033E0, 0x0033FE],
+    [0x003400, 0x004DBF],
+    [0x004E00, 0x00A6FF],
+    [0x00A722, 0x00A787],
+    [0x00A78B, 0x00AB5A],
+    [0x00AB5C, 0x00DBFF],
+    [0x00E000, 0x00FD3D],
+    [0x00FD40, 0x00FE0F],
+    [0x00FE1A, 0x00FE2F],
+    [0x00FE45, 0x00FE46],
+    [0x00FE6C, 0x00FEFE],
+    [0x00FF21, 0x00FF3A],
+    [0x00FF41, 0x00FF5A],
+    [0x00FF61, 0x00FFDF],
+    [0x00FFEF, 0x00FFF8],
+    [0x00FFFE, 0x01018F],
+    [0x01019C, 0x0101CF],
+    [0x0101FD, 0x01CFFF],
+    [0x01D0F6, 0x01D0FF],
+    [0x01D127, 0x01D128],
+    [0x01D167, 0x01D169],
+    [0x01D17B, 0x01D182],
+    [0x01D185, 0x01D18B],
+    [0x01D1AA, 0x01D1AD],
+    [0x01D1E9, 0x01D2FF],
+    [0x01D357, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01D7CD],
+    [0x01D800, 0x01EFFF],
+    [0x01F02C, 0x01F02F],
+    [0x01F094, 0x01F09F],
+    [0x01F0AF, 0x01F0B0],
+    [0x01F0F6, 0x01F0FF],
+    [0x01F10D, 0x01F10F],
+    [0x01F16C, 0x01F16F],
+    [0x01F1AD, 0x01F1E5],
+    [0x01F203, 0x01F20F],
+    [0x01F23C, 0x01F23F],
+    [0x01F249, 0x01F2FF],
+    [0x01F6D3, 0x01F6DF],
+    [0x01F6ED, 0x01F6EF],
+    [0x01F6F7, 0x01F6FF],
+    [0x01F774, 0x01F77F],
+    [0x01F7D5, 0x01F7FF],
+    [0x01F80C, 0x01F80F],
+    [0x01F848, 0x01F84F],
+    [0x01F85A, 0x01F85F],
+    [0x01F888, 0x01F88F],
+    [0x01F8AE, 0x01F90F],
+    [0x01F928, 0x01F92F],
+    [0x01F931, 0x01F932],
+    [0x01F94C, 0x01F94F],
+    [0x01F95F, 0x01F97F],
+    [0x01F992, 0x01F9BF],
+    [0x01F9C1, 0x0E0000],
+    [0x0E0002, 0x0E001F],
+    [0x0E0080, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Common}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Common}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Zyyy}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Zyyy}"
+);
+testPropertyEscapes(
+  /^\P{scx=Common}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Common}"
+);
+testPropertyEscapes(
+  /^\P{scx=Zyyy}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Zyyy}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Coptic.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Coptic.js
new file mode 100644
index 0000000000000000000000000000000000000000..1c72d0b5c13ff014731692bc6ea1eab837a1652c
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Coptic.js
@@ -0,0 +1,97 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Coptic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0003E2, 0x0003EF],
+    [0x002C80, 0x002CF3],
+    [0x002CF9, 0x002CFF],
+    [0x0102E0, 0x0102FB]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Coptic}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Coptic}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Copt}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Copt}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Qaac}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Qaac}"
+);
+testPropertyEscapes(
+  /^\p{scx=Coptic}+$/u,
+  matchSymbols,
+  "\\p{scx=Coptic}"
+);
+testPropertyEscapes(
+  /^\p{scx=Copt}+$/u,
+  matchSymbols,
+  "\\p{scx=Copt}"
+);
+testPropertyEscapes(
+  /^\p{scx=Qaac}+$/u,
+  matchSymbols,
+  "\\p{scx=Qaac}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0003E1],
+    [0x0003F0, 0x002C7F],
+    [0x002CF4, 0x002CF8],
+    [0x002D00, 0x00DBFF],
+    [0x00E000, 0x0102DF],
+    [0x0102FC, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Coptic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Coptic}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Copt}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Copt}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Qaac}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Qaac}"
+);
+testPropertyEscapes(
+  /^\P{scx=Coptic}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Coptic}"
+);
+testPropertyEscapes(
+  /^\P{scx=Copt}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Copt}"
+);
+testPropertyEscapes(
+  /^\P{scx=Qaac}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Qaac}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cuneiform.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cuneiform.js
new file mode 100644
index 0000000000000000000000000000000000000000..55453699aeb8477aac2661f9378e9e6314737fdf
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cuneiform.js
@@ -0,0 +1,78 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Cuneiform`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x012000, 0x012399],
+    [0x012400, 0x01246E],
+    [0x012470, 0x012474],
+    [0x012480, 0x012543]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Cuneiform}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Cuneiform}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Xsux}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Xsux}"
+);
+testPropertyEscapes(
+  /^\p{scx=Cuneiform}+$/u,
+  matchSymbols,
+  "\\p{scx=Cuneiform}"
+);
+testPropertyEscapes(
+  /^\p{scx=Xsux}+$/u,
+  matchSymbols,
+  "\\p{scx=Xsux}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x01246F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x011FFF],
+    [0x01239A, 0x0123FF],
+    [0x012475, 0x01247F],
+    [0x012544, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Cuneiform}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Cuneiform}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Xsux}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Xsux}"
+);
+testPropertyEscapes(
+  /^\P{scx=Cuneiform}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Cuneiform}"
+);
+testPropertyEscapes(
+  /^\P{scx=Xsux}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Xsux}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cypriot.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cypriot.js
new file mode 100644
index 0000000000000000000000000000000000000000..1cd2cd6f63e5ca4a91a57cd5c459352b887429fc
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cypriot.js
@@ -0,0 +1,89 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Cypriot`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x010808,
+    0x01083C,
+    0x01083F
+  ],
+  ranges: [
+    [0x010100, 0x010102],
+    [0x010107, 0x010133],
+    [0x010137, 0x01013F],
+    [0x010800, 0x010805],
+    [0x01080A, 0x010835],
+    [0x010837, 0x010838]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Cypriot}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Cypriot}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Cprt}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Cprt}"
+);
+testPropertyEscapes(
+  /^\p{scx=Cypriot}+$/u,
+  matchSymbols,
+  "\\p{scx=Cypriot}"
+);
+testPropertyEscapes(
+  /^\p{scx=Cprt}+$/u,
+  matchSymbols,
+  "\\p{scx=Cprt}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x010809,
+    0x010836
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0100FF],
+    [0x010103, 0x010106],
+    [0x010134, 0x010136],
+    [0x010140, 0x0107FF],
+    [0x010806, 0x010807],
+    [0x010839, 0x01083B],
+    [0x01083D, 0x01083E],
+    [0x010840, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Cypriot}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Cypriot}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Cprt}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Cprt}"
+);
+testPropertyEscapes(
+  /^\P{scx=Cypriot}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Cypriot}"
+);
+testPropertyEscapes(
+  /^\P{scx=Cprt}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Cprt}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cyrillic.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cyrillic.js
new file mode 100644
index 0000000000000000000000000000000000000000..d31bab7895915dff9ba5b92e09d85694e9bbb6a8
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Cyrillic.js
@@ -0,0 +1,86 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Cyrillic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x001D2B,
+    0x001D78,
+    0x002E43
+  ],
+  ranges: [
+    [0x000400, 0x00052F],
+    [0x001C80, 0x001C88],
+    [0x002DE0, 0x002DFF],
+    [0x00A640, 0x00A69F],
+    [0x00FE2E, 0x00FE2F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Cyrillic}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Cyrillic}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Cyrl}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Cyrl}"
+);
+testPropertyEscapes(
+  /^\p{scx=Cyrillic}+$/u,
+  matchSymbols,
+  "\\p{scx=Cyrillic}"
+);
+testPropertyEscapes(
+  /^\p{scx=Cyrl}+$/u,
+  matchSymbols,
+  "\\p{scx=Cyrl}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0003FF],
+    [0x000530, 0x001C7F],
+    [0x001C89, 0x001D2A],
+    [0x001D2C, 0x001D77],
+    [0x001D79, 0x002DDF],
+    [0x002E00, 0x002E42],
+    [0x002E44, 0x00A63F],
+    [0x00A6A0, 0x00DBFF],
+    [0x00E000, 0x00FE2D],
+    [0x00FE30, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Cyrillic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Cyrillic}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Cyrl}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Cyrl}"
+);
+testPropertyEscapes(
+  /^\P{scx=Cyrillic}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Cyrillic}"
+);
+testPropertyEscapes(
+  /^\P{scx=Cyrl}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Cyrl}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Deseret.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Deseret.js
new file mode 100644
index 0000000000000000000000000000000000000000..1a1abd0632d33163d2535252bba9dcfe69d39518
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Deseret.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Deseret`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010400, 0x01044F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Deseret}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Deseret}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Dsrt}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Dsrt}"
+);
+testPropertyEscapes(
+  /^\p{scx=Deseret}+$/u,
+  matchSymbols,
+  "\\p{scx=Deseret}"
+);
+testPropertyEscapes(
+  /^\p{scx=Dsrt}+$/u,
+  matchSymbols,
+  "\\p{scx=Dsrt}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0103FF],
+    [0x010450, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Deseret}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Deseret}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Dsrt}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Dsrt}"
+);
+testPropertyEscapes(
+  /^\P{scx=Deseret}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Deseret}"
+);
+testPropertyEscapes(
+  /^\P{scx=Dsrt}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Dsrt}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Devanagari.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Devanagari.js
new file mode 100644
index 0000000000000000000000000000000000000000..916ef8b69cce044d0daebce3129eeaa54ae3d5ee
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Devanagari.js
@@ -0,0 +1,83 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Devanagari`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0020F0
+  ],
+  ranges: [
+    [0x000900, 0x00097F],
+    [0x001CD0, 0x001CF6],
+    [0x001CF8, 0x001CF9],
+    [0x00A830, 0x00A839],
+    [0x00A8E0, 0x00A8FD]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Devanagari}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Devanagari}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Deva}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Deva}"
+);
+testPropertyEscapes(
+  /^\p{scx=Devanagari}+$/u,
+  matchSymbols,
+  "\\p{scx=Devanagari}"
+);
+testPropertyEscapes(
+  /^\p{scx=Deva}+$/u,
+  matchSymbols,
+  "\\p{scx=Deva}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x001CF7
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0008FF],
+    [0x000980, 0x001CCF],
+    [0x001CFA, 0x0020EF],
+    [0x0020F1, 0x00A82F],
+    [0x00A83A, 0x00A8DF],
+    [0x00A8FE, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Devanagari}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Devanagari}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Deva}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Deva}"
+);
+testPropertyEscapes(
+  /^\P{scx=Devanagari}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Devanagari}"
+);
+testPropertyEscapes(
+  /^\P{scx=Deva}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Deva}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Duployan.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Duployan.js
new file mode 100644
index 0000000000000000000000000000000000000000..4c8847e813cf044508c4ca864c1da09d5e73dc43
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Duployan.js
@@ -0,0 +1,79 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Duployan`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x01BC00, 0x01BC6A],
+    [0x01BC70, 0x01BC7C],
+    [0x01BC80, 0x01BC88],
+    [0x01BC90, 0x01BC99],
+    [0x01BC9C, 0x01BCA3]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Duployan}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Duployan}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Dupl}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Dupl}"
+);
+testPropertyEscapes(
+  /^\p{scx=Duployan}+$/u,
+  matchSymbols,
+  "\\p{scx=Duployan}"
+);
+testPropertyEscapes(
+  /^\p{scx=Dupl}+$/u,
+  matchSymbols,
+  "\\p{scx=Dupl}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01BBFF],
+    [0x01BC6B, 0x01BC6F],
+    [0x01BC7D, 0x01BC7F],
+    [0x01BC89, 0x01BC8F],
+    [0x01BC9A, 0x01BC9B],
+    [0x01BCA4, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Duployan}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Duployan}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Dupl}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Dupl}"
+);
+testPropertyEscapes(
+  /^\P{scx=Duployan}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Duployan}"
+);
+testPropertyEscapes(
+  /^\P{scx=Dupl}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Dupl}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Egyptian_Hieroglyphs.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Egyptian_Hieroglyphs.js
new file mode 100644
index 0000000000000000000000000000000000000000..f437ab53dd6b2f436cece5ff43bb1366c7ee7b24
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Egyptian_Hieroglyphs.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Egyptian_Hieroglyphs`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x013000, 0x01342E]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Egyptian_Hieroglyphs}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Egyptian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Egyp}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Egyp}"
+);
+testPropertyEscapes(
+  /^\p{scx=Egyptian_Hieroglyphs}+$/u,
+  matchSymbols,
+  "\\p{scx=Egyptian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\p{scx=Egyp}+$/u,
+  matchSymbols,
+  "\\p{scx=Egyp}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x012FFF],
+    [0x01342F, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Egyptian_Hieroglyphs}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Egyptian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Egyp}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Egyp}"
+);
+testPropertyEscapes(
+  /^\P{scx=Egyptian_Hieroglyphs}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Egyptian_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\P{scx=Egyp}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Egyp}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Elbasan.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Elbasan.js
new file mode 100644
index 0000000000000000000000000000000000000000..c457ec08ac5ed38fd85c3b6242ca3e4cbb626932
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Elbasan.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Elbasan`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010500, 0x010527]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Elbasan}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Elbasan}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Elba}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Elba}"
+);
+testPropertyEscapes(
+  /^\p{scx=Elbasan}+$/u,
+  matchSymbols,
+  "\\p{scx=Elbasan}"
+);
+testPropertyEscapes(
+  /^\p{scx=Elba}+$/u,
+  matchSymbols,
+  "\\p{scx=Elba}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0104FF],
+    [0x010528, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Elbasan}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Elbasan}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Elba}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Elba}"
+);
+testPropertyEscapes(
+  /^\P{scx=Elbasan}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Elbasan}"
+);
+testPropertyEscapes(
+  /^\P{scx=Elba}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Elba}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ethiopic.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ethiopic.js
new file mode 100644
index 0000000000000000000000000000000000000000..9cb19c081672a22cc11bafb8e4007989ca554612
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ethiopic.js
@@ -0,0 +1,135 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Ethiopic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x001258,
+    0x0012C0
+  ],
+  ranges: [
+    [0x001200, 0x001248],
+    [0x00124A, 0x00124D],
+    [0x001250, 0x001256],
+    [0x00125A, 0x00125D],
+    [0x001260, 0x001288],
+    [0x00128A, 0x00128D],
+    [0x001290, 0x0012B0],
+    [0x0012B2, 0x0012B5],
+    [0x0012B8, 0x0012BE],
+    [0x0012C2, 0x0012C5],
+    [0x0012C8, 0x0012D6],
+    [0x0012D8, 0x001310],
+    [0x001312, 0x001315],
+    [0x001318, 0x00135A],
+    [0x00135D, 0x00137C],
+    [0x001380, 0x001399],
+    [0x002D80, 0x002D96],
+    [0x002DA0, 0x002DA6],
+    [0x002DA8, 0x002DAE],
+    [0x002DB0, 0x002DB6],
+    [0x002DB8, 0x002DBE],
+    [0x002DC0, 0x002DC6],
+    [0x002DC8, 0x002DCE],
+    [0x002DD0, 0x002DD6],
+    [0x002DD8, 0x002DDE],
+    [0x00AB01, 0x00AB06],
+    [0x00AB09, 0x00AB0E],
+    [0x00AB11, 0x00AB16],
+    [0x00AB20, 0x00AB26],
+    [0x00AB28, 0x00AB2E]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Ethiopic}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Ethiopic}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Ethi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Ethi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Ethiopic}+$/u,
+  matchSymbols,
+  "\\p{scx=Ethiopic}"
+);
+testPropertyEscapes(
+  /^\p{scx=Ethi}+$/u,
+  matchSymbols,
+  "\\p{scx=Ethi}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x001249,
+    0x001257,
+    0x001259,
+    0x001289,
+    0x0012B1,
+    0x0012BF,
+    0x0012C1,
+    0x0012D7,
+    0x001311,
+    0x002DA7,
+    0x002DAF,
+    0x002DB7,
+    0x002DBF,
+    0x002DC7,
+    0x002DCF,
+    0x002DD7,
+    0x00AB27
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0011FF],
+    [0x00124E, 0x00124F],
+    [0x00125E, 0x00125F],
+    [0x00128E, 0x00128F],
+    [0x0012B6, 0x0012B7],
+    [0x0012C6, 0x0012C7],
+    [0x001316, 0x001317],
+    [0x00135B, 0x00135C],
+    [0x00137D, 0x00137F],
+    [0x00139A, 0x002D7F],
+    [0x002D97, 0x002D9F],
+    [0x002DDF, 0x00AB00],
+    [0x00AB07, 0x00AB08],
+    [0x00AB0F, 0x00AB10],
+    [0x00AB17, 0x00AB1F],
+    [0x00AB2F, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Ethiopic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Ethiopic}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Ethi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Ethi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Ethiopic}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Ethiopic}"
+);
+testPropertyEscapes(
+  /^\P{scx=Ethi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Ethi}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Georgian.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Georgian.js
new file mode 100644
index 0000000000000000000000000000000000000000..de1aecbdaa94200c5310925e8d8cd00ea8f48158
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Georgian.js
@@ -0,0 +1,87 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Georgian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000589,
+    0x0010C7,
+    0x0010CD,
+    0x002D27,
+    0x002D2D
+  ],
+  ranges: [
+    [0x0010A0, 0x0010C5],
+    [0x0010D0, 0x0010FF],
+    [0x002D00, 0x002D25]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Georgian}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Georgian}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Geor}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Geor}"
+);
+testPropertyEscapes(
+  /^\p{scx=Georgian}+$/u,
+  matchSymbols,
+  "\\p{scx=Georgian}"
+);
+testPropertyEscapes(
+  /^\p{scx=Geor}+$/u,
+  matchSymbols,
+  "\\p{scx=Geor}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0010C6,
+    0x002D26
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000588],
+    [0x00058A, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x0010CF],
+    [0x001100, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Georgian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Georgian}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Geor}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Geor}"
+);
+testPropertyEscapes(
+  /^\P{scx=Georgian}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Georgian}"
+);
+testPropertyEscapes(
+  /^\P{scx=Geor}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Geor}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Glagolitic.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Glagolitic.js
new file mode 100644
index 0000000000000000000000000000000000000000..ea4819db3f1875a398948b7b5ef415e7f621e2df
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Glagolitic.js
@@ -0,0 +1,93 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Glagolitic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000484,
+    0x000487,
+    0x002E43,
+    0x00A66F
+  ],
+  ranges: [
+    [0x002C00, 0x002C2E],
+    [0x002C30, 0x002C5E],
+    [0x01E000, 0x01E006],
+    [0x01E008, 0x01E018],
+    [0x01E01B, 0x01E021],
+    [0x01E023, 0x01E024],
+    [0x01E026, 0x01E02A]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Glagolitic}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Glagolitic}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Glag}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Glag}"
+);
+testPropertyEscapes(
+  /^\p{scx=Glagolitic}+$/u,
+  matchSymbols,
+  "\\p{scx=Glagolitic}"
+);
+testPropertyEscapes(
+  /^\p{scx=Glag}+$/u,
+  matchSymbols,
+  "\\p{scx=Glag}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x002C2F,
+    0x01E007,
+    0x01E022,
+    0x01E025
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000483],
+    [0x000485, 0x000486],
+    [0x000488, 0x002BFF],
+    [0x002C5F, 0x002E42],
+    [0x002E44, 0x00A66E],
+    [0x00A670, 0x00DBFF],
+    [0x00E000, 0x01DFFF],
+    [0x01E019, 0x01E01A],
+    [0x01E02B, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Glagolitic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Glagolitic}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Glag}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Glag}"
+);
+testPropertyEscapes(
+  /^\P{scx=Glagolitic}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Glagolitic}"
+);
+testPropertyEscapes(
+  /^\P{scx=Glag}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Glag}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Gothic.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Gothic.js
new file mode 100644
index 0000000000000000000000000000000000000000..20d2116f1b023d80e1a732f4a613b4a0e74d07df
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Gothic.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Gothic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010330, 0x01034A]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Gothic}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Gothic}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Goth}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Goth}"
+);
+testPropertyEscapes(
+  /^\p{scx=Gothic}+$/u,
+  matchSymbols,
+  "\\p{scx=Gothic}"
+);
+testPropertyEscapes(
+  /^\p{scx=Goth}+$/u,
+  matchSymbols,
+  "\\p{scx=Goth}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01032F],
+    [0x01034B, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Gothic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Gothic}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Goth}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Goth}"
+);
+testPropertyEscapes(
+  /^\P{scx=Gothic}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Gothic}"
+);
+testPropertyEscapes(
+  /^\P{scx=Goth}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Goth}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Grantha.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Grantha.js
new file mode 100644
index 0000000000000000000000000000000000000000..f8a4ac802f52bebace89604dcd88079f898d44be
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Grantha.js
@@ -0,0 +1,121 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Grantha`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000BAA,
+    0x000BB5,
+    0x001CD0,
+    0x0020F0,
+    0x011350,
+    0x011357
+  ],
+  ranges: [
+    [0x000951, 0x000952],
+    [0x000964, 0x000965],
+    [0x000BE6, 0x000BF2],
+    [0x001CD2, 0x001CD3],
+    [0x001CF2, 0x001CF4],
+    [0x001CF8, 0x001CF9],
+    [0x011300, 0x011303],
+    [0x011305, 0x01130C],
+    [0x01130F, 0x011310],
+    [0x011313, 0x011328],
+    [0x01132A, 0x011330],
+    [0x011332, 0x011333],
+    [0x011335, 0x011339],
+    [0x01133C, 0x011344],
+    [0x011347, 0x011348],
+    [0x01134B, 0x01134D],
+    [0x01135D, 0x011363],
+    [0x011366, 0x01136C],
+    [0x011370, 0x011374]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Grantha}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Grantha}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Gran}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Gran}"
+);
+testPropertyEscapes(
+  /^\p{scx=Grantha}+$/u,
+  matchSymbols,
+  "\\p{scx=Grantha}"
+);
+testPropertyEscapes(
+  /^\p{scx=Gran}+$/u,
+  matchSymbols,
+  "\\p{scx=Gran}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x001CD1,
+    0x011304,
+    0x011329,
+    0x011331,
+    0x011334
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000950],
+    [0x000953, 0x000963],
+    [0x000966, 0x000BA9],
+    [0x000BAB, 0x000BB4],
+    [0x000BB6, 0x000BE5],
+    [0x000BF3, 0x001CCF],
+    [0x001CD4, 0x001CF1],
+    [0x001CF5, 0x001CF7],
+    [0x001CFA, 0x0020EF],
+    [0x0020F1, 0x00DBFF],
+    [0x00E000, 0x0112FF],
+    [0x01130D, 0x01130E],
+    [0x011311, 0x011312],
+    [0x01133A, 0x01133B],
+    [0x011345, 0x011346],
+    [0x011349, 0x01134A],
+    [0x01134E, 0x01134F],
+    [0x011351, 0x011356],
+    [0x011358, 0x01135C],
+    [0x011364, 0x011365],
+    [0x01136D, 0x01136F],
+    [0x011375, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Grantha}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Grantha}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Gran}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Gran}"
+);
+testPropertyEscapes(
+  /^\P{scx=Grantha}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Grantha}"
+);
+testPropertyEscapes(
+  /^\P{scx=Gran}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Gran}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Greek.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Greek.js
new file mode 100644
index 0000000000000000000000000000000000000000..96dc1b03ce4de266d25e27748e7324dff5a9fc37
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Greek.js
@@ -0,0 +1,147 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Greek`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000342,
+    0x000345,
+    0x00037F,
+    0x000384,
+    0x000386,
+    0x00038C,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x002126,
+    0x00AB65,
+    0x0101A0
+  ],
+  ranges: [
+    [0x000370, 0x000373],
+    [0x000375, 0x000377],
+    [0x00037A, 0x00037D],
+    [0x000388, 0x00038A],
+    [0x00038E, 0x0003A1],
+    [0x0003A3, 0x0003E1],
+    [0x0003F0, 0x0003FF],
+    [0x001D26, 0x001D2A],
+    [0x001D5D, 0x001D61],
+    [0x001D66, 0x001D6A],
+    [0x001DBF, 0x001DC1],
+    [0x001F00, 0x001F15],
+    [0x001F18, 0x001F1D],
+    [0x001F20, 0x001F45],
+    [0x001F48, 0x001F4D],
+    [0x001F50, 0x001F57],
+    [0x001F5F, 0x001F7D],
+    [0x001F80, 0x001FB4],
+    [0x001FB6, 0x001FC4],
+    [0x001FC6, 0x001FD3],
+    [0x001FD6, 0x001FDB],
+    [0x001FDD, 0x001FEF],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FFE],
+    [0x010140, 0x01018E],
+    [0x01D200, 0x01D245]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Greek}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Greek}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Grek}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Grek}"
+);
+testPropertyEscapes(
+  /^\p{scx=Greek}+$/u,
+  matchSymbols,
+  "\\p{scx=Greek}"
+);
+testPropertyEscapes(
+  /^\p{scx=Grek}+$/u,
+  matchSymbols,
+  "\\p{scx=Grek}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000374,
+    0x00037E,
+    0x000385,
+    0x000387,
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FC5,
+    0x001FDC,
+    0x001FF5
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000341],
+    [0x000343, 0x000344],
+    [0x000346, 0x00036F],
+    [0x000378, 0x000379],
+    [0x000380, 0x000383],
+    [0x0003E2, 0x0003EF],
+    [0x000400, 0x001D25],
+    [0x001D2B, 0x001D5C],
+    [0x001D62, 0x001D65],
+    [0x001D6B, 0x001DBE],
+    [0x001DC2, 0x001EFF],
+    [0x001F16, 0x001F17],
+    [0x001F1E, 0x001F1F],
+    [0x001F46, 0x001F47],
+    [0x001F4E, 0x001F4F],
+    [0x001F7E, 0x001F7F],
+    [0x001FD4, 0x001FD5],
+    [0x001FF0, 0x001FF1],
+    [0x001FFF, 0x002125],
+    [0x002127, 0x00AB64],
+    [0x00AB66, 0x00DBFF],
+    [0x00E000, 0x01013F],
+    [0x01018F, 0x01019F],
+    [0x0101A1, 0x01D1FF],
+    [0x01D246, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Greek}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Greek}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Grek}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Grek}"
+);
+testPropertyEscapes(
+  /^\P{scx=Greek}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Greek}"
+);
+testPropertyEscapes(
+  /^\P{scx=Grek}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Grek}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Gujarati.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Gujarati.js
new file mode 100644
index 0000000000000000000000000000000000000000..1675a47a41a382beb4cf96f2339fa62695450485
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Gujarati.js
@@ -0,0 +1,105 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Gujarati`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000AD0,
+    0x000AF9
+  ],
+  ranges: [
+    [0x000951, 0x000952],
+    [0x000964, 0x000965],
+    [0x000A81, 0x000A83],
+    [0x000A85, 0x000A8D],
+    [0x000A8F, 0x000A91],
+    [0x000A93, 0x000AA8],
+    [0x000AAA, 0x000AB0],
+    [0x000AB2, 0x000AB3],
+    [0x000AB5, 0x000AB9],
+    [0x000ABC, 0x000AC5],
+    [0x000AC7, 0x000AC9],
+    [0x000ACB, 0x000ACD],
+    [0x000AE0, 0x000AE3],
+    [0x000AE6, 0x000AF1],
+    [0x00A830, 0x00A839]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Gujarati}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Gujarati}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Gujr}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Gujr}"
+);
+testPropertyEscapes(
+  /^\p{scx=Gujarati}+$/u,
+  matchSymbols,
+  "\\p{scx=Gujarati}"
+);
+testPropertyEscapes(
+  /^\p{scx=Gujr}+$/u,
+  matchSymbols,
+  "\\p{scx=Gujr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000A84,
+    0x000A8E,
+    0x000A92,
+    0x000AA9,
+    0x000AB1,
+    0x000AB4,
+    0x000AC6,
+    0x000ACA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000950],
+    [0x000953, 0x000963],
+    [0x000966, 0x000A80],
+    [0x000ABA, 0x000ABB],
+    [0x000ACE, 0x000ACF],
+    [0x000AD1, 0x000ADF],
+    [0x000AE4, 0x000AE5],
+    [0x000AF2, 0x000AF8],
+    [0x000AFA, 0x00A82F],
+    [0x00A83A, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Gujarati}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Gujarati}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Gujr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Gujr}"
+);
+testPropertyEscapes(
+  /^\P{scx=Gujarati}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Gujarati}"
+);
+testPropertyEscapes(
+  /^\P{scx=Gujr}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Gujr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Gurmukhi.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Gurmukhi.js
new file mode 100644
index 0000000000000000000000000000000000000000..bfe73977608094349b030c7efc2cad5e20655e75
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Gurmukhi.js
@@ -0,0 +1,109 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Gurmukhi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000A3C,
+    0x000A51,
+    0x000A5E
+  ],
+  ranges: [
+    [0x000951, 0x000952],
+    [0x000964, 0x000965],
+    [0x000A01, 0x000A03],
+    [0x000A05, 0x000A0A],
+    [0x000A0F, 0x000A10],
+    [0x000A13, 0x000A28],
+    [0x000A2A, 0x000A30],
+    [0x000A32, 0x000A33],
+    [0x000A35, 0x000A36],
+    [0x000A38, 0x000A39],
+    [0x000A3E, 0x000A42],
+    [0x000A47, 0x000A48],
+    [0x000A4B, 0x000A4D],
+    [0x000A59, 0x000A5C],
+    [0x000A66, 0x000A75],
+    [0x00A830, 0x00A839]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Gurmukhi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Gurmukhi}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Guru}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Guru}"
+);
+testPropertyEscapes(
+  /^\p{scx=Gurmukhi}+$/u,
+  matchSymbols,
+  "\\p{scx=Gurmukhi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Guru}+$/u,
+  matchSymbols,
+  "\\p{scx=Guru}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000A04,
+    0x000A29,
+    0x000A31,
+    0x000A34,
+    0x000A37,
+    0x000A3D,
+    0x000A5D
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000950],
+    [0x000953, 0x000963],
+    [0x000966, 0x000A00],
+    [0x000A0B, 0x000A0E],
+    [0x000A11, 0x000A12],
+    [0x000A3A, 0x000A3B],
+    [0x000A43, 0x000A46],
+    [0x000A49, 0x000A4A],
+    [0x000A4E, 0x000A50],
+    [0x000A52, 0x000A58],
+    [0x000A5F, 0x000A65],
+    [0x000A76, 0x00A82F],
+    [0x00A83A, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Gurmukhi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Gurmukhi}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Guru}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Guru}"
+);
+testPropertyEscapes(
+  /^\P{scx=Gurmukhi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Gurmukhi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Guru}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Guru}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Han.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Han.js
new file mode 100644
index 0000000000000000000000000000000000000000..83324d3d27b133feffba892553d2d4dd2b1e9a2b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Han.js
@@ -0,0 +1,133 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Han`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x003030,
+    0x0030FB
+  ],
+  ranges: [
+    [0x002E80, 0x002E99],
+    [0x002E9B, 0x002EF3],
+    [0x002F00, 0x002FD5],
+    [0x003001, 0x003003],
+    [0x003005, 0x003011],
+    [0x003013, 0x00301F],
+    [0x003021, 0x00302D],
+    [0x003037, 0x00303F],
+    [0x003190, 0x00319F],
+    [0x0031C0, 0x0031E3],
+    [0x003220, 0x003247],
+    [0x003280, 0x0032B0],
+    [0x0032C0, 0x0032CB],
+    [0x003358, 0x003370],
+    [0x00337B, 0x00337F],
+    [0x0033E0, 0x0033FE],
+    [0x003400, 0x004DB5],
+    [0x004E00, 0x009FD5],
+    [0x00F900, 0x00FA6D],
+    [0x00FA70, 0x00FAD9],
+    [0x00FE45, 0x00FE46],
+    [0x00FF61, 0x00FF65],
+    [0x01D360, 0x01D371],
+    [0x01F250, 0x01F251],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1],
+    [0x02F800, 0x02FA1D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Han}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Han}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Hani}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Hani}"
+);
+testPropertyEscapes(
+  /^\p{scx=Han}+$/u,
+  matchSymbols,
+  "\\p{scx=Han}"
+);
+testPropertyEscapes(
+  /^\p{scx=Hani}+$/u,
+  matchSymbols,
+  "\\p{scx=Hani}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x002E9A,
+    0x003004,
+    0x003012,
+    0x003020,
+    0x0033FF
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x002E7F],
+    [0x002EF4, 0x002EFF],
+    [0x002FD6, 0x003000],
+    [0x00302E, 0x00302F],
+    [0x003031, 0x003036],
+    [0x003040, 0x0030FA],
+    [0x0030FC, 0x00318F],
+    [0x0031A0, 0x0031BF],
+    [0x0031E4, 0x00321F],
+    [0x003248, 0x00327F],
+    [0x0032B1, 0x0032BF],
+    [0x0032CC, 0x003357],
+    [0x003371, 0x00337A],
+    [0x003380, 0x0033DF],
+    [0x004DB6, 0x004DFF],
+    [0x009FD6, 0x00DBFF],
+    [0x00E000, 0x00F8FF],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x00FE44],
+    [0x00FE47, 0x00FF60],
+    [0x00FF66, 0x01D35F],
+    [0x01D372, 0x01F24F],
+    [0x01F252, 0x01FFFF],
+    [0x02A6D7, 0x02A6FF],
+    [0x02B735, 0x02B73F],
+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x02F7FF],
+    [0x02FA1E, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Han}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Han}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Hani}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Hani}"
+);
+testPropertyEscapes(
+  /^\P{scx=Han}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Han}"
+);
+testPropertyEscapes(
+  /^\P{scx=Hani}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Hani}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hangul.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hangul.js
new file mode 100644
index 0000000000000000000000000000000000000000..3a1628a80fdf42943043edcd3f30ba2821c921bb
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hangul.js
@@ -0,0 +1,113 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Hangul`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x003037,
+    0x0030FB
+  ],
+  ranges: [
+    [0x001100, 0x0011FF],
+    [0x003001, 0x003003],
+    [0x003008, 0x003011],
+    [0x003013, 0x00301F],
+    [0x00302E, 0x003030],
+    [0x003131, 0x00318E],
+    [0x003200, 0x00321E],
+    [0x003260, 0x00327E],
+    [0x00A960, 0x00A97C],
+    [0x00AC00, 0x00D7A3],
+    [0x00D7B0, 0x00D7C6],
+    [0x00D7CB, 0x00D7FB],
+    [0x00FE45, 0x00FE46],
+    [0x00FF61, 0x00FF65],
+    [0x00FFA0, 0x00FFBE],
+    [0x00FFC2, 0x00FFC7],
+    [0x00FFCA, 0x00FFCF],
+    [0x00FFD2, 0x00FFD7],
+    [0x00FFDA, 0x00FFDC]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Hangul}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Hangul}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Hang}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Hang}"
+);
+testPropertyEscapes(
+  /^\p{scx=Hangul}+$/u,
+  matchSymbols,
+  "\\p{scx=Hangul}"
+);
+testPropertyEscapes(
+  /^\p{scx=Hang}+$/u,
+  matchSymbols,
+  "\\p{scx=Hang}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x003012
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0010FF],
+    [0x001200, 0x003000],
+    [0x003004, 0x003007],
+    [0x003020, 0x00302D],
+    [0x003031, 0x003036],
+    [0x003038, 0x0030FA],
+    [0x0030FC, 0x003130],
+    [0x00318F, 0x0031FF],
+    [0x00321F, 0x00325F],
+    [0x00327F, 0x00A95F],
+    [0x00A97D, 0x00ABFF],
+    [0x00D7A4, 0x00D7AF],
+    [0x00D7C7, 0x00D7CA],
+    [0x00D7FC, 0x00DBFF],
+    [0x00E000, 0x00FE44],
+    [0x00FE47, 0x00FF60],
+    [0x00FF66, 0x00FF9F],
+    [0x00FFBF, 0x00FFC1],
+    [0x00FFC8, 0x00FFC9],
+    [0x00FFD0, 0x00FFD1],
+    [0x00FFD8, 0x00FFD9],
+    [0x00FFDD, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Hangul}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Hangul}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Hang}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Hang}"
+);
+testPropertyEscapes(
+  /^\P{scx=Hangul}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Hangul}"
+);
+testPropertyEscapes(
+  /^\P{scx=Hang}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Hang}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hanunoo.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hanunoo.js
new file mode 100644
index 0000000000000000000000000000000000000000..a82e7bffedc0be31f078883c6e2e95e73bc48532
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hanunoo.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Hanunoo`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001720, 0x001736]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Hanunoo}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Hanunoo}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Hano}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Hano}"
+);
+testPropertyEscapes(
+  /^\p{scx=Hanunoo}+$/u,
+  matchSymbols,
+  "\\p{scx=Hanunoo}"
+);
+testPropertyEscapes(
+  /^\p{scx=Hano}+$/u,
+  matchSymbols,
+  "\\p{scx=Hano}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00171F],
+    [0x001737, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Hanunoo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Hanunoo}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Hano}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Hano}"
+);
+testPropertyEscapes(
+  /^\P{scx=Hanunoo}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Hanunoo}"
+);
+testPropertyEscapes(
+  /^\P{scx=Hano}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Hano}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hatran.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hatran.js
new file mode 100644
index 0000000000000000000000000000000000000000..baa4fb25e15a301459c7056c9428a43adb609727
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hatran.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Hatran`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0108E0, 0x0108F2],
+    [0x0108F4, 0x0108F5],
+    [0x0108FB, 0x0108FF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Hatran}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Hatran}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Hatr}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Hatr}"
+);
+testPropertyEscapes(
+  /^\p{scx=Hatran}+$/u,
+  matchSymbols,
+  "\\p{scx=Hatran}"
+);
+testPropertyEscapes(
+  /^\p{scx=Hatr}+$/u,
+  matchSymbols,
+  "\\p{scx=Hatr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0108F3
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0108DF],
+    [0x0108F6, 0x0108FA],
+    [0x010900, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Hatran}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Hatran}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Hatr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Hatr}"
+);
+testPropertyEscapes(
+  /^\P{scx=Hatran}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Hatran}"
+);
+testPropertyEscapes(
+  /^\P{scx=Hatr}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Hatr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hebrew.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hebrew.js
new file mode 100644
index 0000000000000000000000000000000000000000..f84c7134d0462418b8493b7de81ae52d58e2d89e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hebrew.js
@@ -0,0 +1,89 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Hebrew`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00FB3E
+  ],
+  ranges: [
+    [0x000591, 0x0005C7],
+    [0x0005D0, 0x0005EA],
+    [0x0005F0, 0x0005F4],
+    [0x00FB1D, 0x00FB36],
+    [0x00FB38, 0x00FB3C],
+    [0x00FB40, 0x00FB41],
+    [0x00FB43, 0x00FB44],
+    [0x00FB46, 0x00FB4F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Hebrew}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Hebrew}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Hebr}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Hebr}"
+);
+testPropertyEscapes(
+  /^\p{scx=Hebrew}+$/u,
+  matchSymbols,
+  "\\p{scx=Hebrew}"
+);
+testPropertyEscapes(
+  /^\p{scx=Hebr}+$/u,
+  matchSymbols,
+  "\\p{scx=Hebr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000590],
+    [0x0005C8, 0x0005CF],
+    [0x0005EB, 0x0005EF],
+    [0x0005F5, 0x00DBFF],
+    [0x00E000, 0x00FB1C],
+    [0x00FB50, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Hebrew}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Hebrew}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Hebr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Hebr}"
+);
+testPropertyEscapes(
+  /^\P{scx=Hebrew}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Hebrew}"
+);
+testPropertyEscapes(
+  /^\P{scx=Hebr}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Hebr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hiragana.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hiragana.js
new file mode 100644
index 0000000000000000000000000000000000000000..8f945d919b02d8cafdc7bbc7889bc250514891ce
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Hiragana.js
@@ -0,0 +1,101 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Hiragana`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x003037,
+    0x00FF70,
+    0x01B001,
+    0x01F200
+  ],
+  ranges: [
+    [0x003001, 0x003003],
+    [0x003008, 0x003011],
+    [0x003013, 0x00301F],
+    [0x003030, 0x003035],
+    [0x00303C, 0x00303D],
+    [0x003041, 0x003096],
+    [0x003099, 0x0030A0],
+    [0x0030FB, 0x0030FC],
+    [0x00FE45, 0x00FE46],
+    [0x00FF61, 0x00FF65],
+    [0x00FF9E, 0x00FF9F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Hiragana}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Hiragana}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Hira}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Hira}"
+);
+testPropertyEscapes(
+  /^\p{scx=Hiragana}+$/u,
+  matchSymbols,
+  "\\p{scx=Hiragana}"
+);
+testPropertyEscapes(
+  /^\p{scx=Hira}+$/u,
+  matchSymbols,
+  "\\p{scx=Hira}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x003012,
+    0x003036
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x003000],
+    [0x003004, 0x003007],
+    [0x003020, 0x00302F],
+    [0x003038, 0x00303B],
+    [0x00303E, 0x003040],
+    [0x003097, 0x003098],
+    [0x0030A1, 0x0030FA],
+    [0x0030FD, 0x00DBFF],
+    [0x00E000, 0x00FE44],
+    [0x00FE47, 0x00FF60],
+    [0x00FF66, 0x00FF6F],
+    [0x00FF71, 0x00FF9D],
+    [0x00FFA0, 0x01B000],
+    [0x01B002, 0x01F1FF],
+    [0x01F201, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Hiragana}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Hiragana}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Hira}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Hira}"
+);
+testPropertyEscapes(
+  /^\P{scx=Hiragana}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Hiragana}"
+);
+testPropertyEscapes(
+  /^\P{scx=Hira}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Hira}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Imperial_Aramaic.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Imperial_Aramaic.js
new file mode 100644
index 0000000000000000000000000000000000000000..897bc212b2ac010657db9b8172ba69426db133dc
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Imperial_Aramaic.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Imperial_Aramaic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010840, 0x010855],
+    [0x010857, 0x01085F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Imperial_Aramaic}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Imperial_Aramaic}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Armi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Armi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Imperial_Aramaic}+$/u,
+  matchSymbols,
+  "\\p{scx=Imperial_Aramaic}"
+);
+testPropertyEscapes(
+  /^\p{scx=Armi}+$/u,
+  matchSymbols,
+  "\\p{scx=Armi}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x010856
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01083F],
+    [0x010860, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Imperial_Aramaic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Imperial_Aramaic}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Armi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Armi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Imperial_Aramaic}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Imperial_Aramaic}"
+);
+testPropertyEscapes(
+  /^\P{scx=Armi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Armi}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Inherited.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Inherited.js
new file mode 100644
index 0000000000000000000000000000000000000000..9c2407542c55970b7e0a073734130b5c25fd68a0
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Inherited.js
@@ -0,0 +1,145 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Inherited`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000670,
+    0x001CED,
+    0x001CF4,
+    0x0101FD,
+    0x0102E0
+  ],
+  ranges: [
+    [0x000300, 0x00036F],
+    [0x000485, 0x000486],
+    [0x00064B, 0x000655],
+    [0x000951, 0x000952],
+    [0x001AB0, 0x001ABE],
+    [0x001CD0, 0x001CD2],
+    [0x001CD4, 0x001CE0],
+    [0x001CE2, 0x001CE8],
+    [0x001CF8, 0x001CF9],
+    [0x001DC0, 0x001DF5],
+    [0x001DFB, 0x001DFF],
+    [0x00200C, 0x00200D],
+    [0x0020D0, 0x0020F0],
+    [0x00302A, 0x00302D],
+    [0x003099, 0x00309A],
+    [0x00FE00, 0x00FE0F],
+    [0x00FE20, 0x00FE2D],
+    [0x01D167, 0x01D169],
+    [0x01D17B, 0x01D182],
+    [0x01D185, 0x01D18B],
+    [0x01D1AA, 0x01D1AD],
+    [0x0E0100, 0x0E01EF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Inherited}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Inherited}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Zinh}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Zinh}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Qaai}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Qaai}"
+);
+testPropertyEscapes(
+  /^\p{scx=Inherited}+$/u,
+  matchSymbols,
+  "\\p{scx=Inherited}"
+);
+testPropertyEscapes(
+  /^\p{scx=Zinh}+$/u,
+  matchSymbols,
+  "\\p{scx=Zinh}"
+);
+testPropertyEscapes(
+  /^\p{scx=Qaai}+$/u,
+  matchSymbols,
+  "\\p{scx=Qaai}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x001CD3,
+    0x001CE1
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0002FF],
+    [0x000370, 0x000484],
+    [0x000487, 0x00064A],
+    [0x000656, 0x00066F],
+    [0x000671, 0x000950],
+    [0x000953, 0x001AAF],
+    [0x001ABF, 0x001CCF],
+    [0x001CE9, 0x001CEC],
+    [0x001CEE, 0x001CF3],
+    [0x001CF5, 0x001CF7],
+    [0x001CFA, 0x001DBF],
+    [0x001DF6, 0x001DFA],
+    [0x001E00, 0x00200B],
+    [0x00200E, 0x0020CF],
+    [0x0020F1, 0x003029],
+    [0x00302E, 0x003098],
+    [0x00309B, 0x00DBFF],
+    [0x00E000, 0x00FDFF],
+    [0x00FE10, 0x00FE1F],
+    [0x00FE2E, 0x0101FC],
+    [0x0101FE, 0x0102DF],
+    [0x0102E1, 0x01D166],
+    [0x01D16A, 0x01D17A],
+    [0x01D183, 0x01D184],
+    [0x01D18C, 0x01D1A9],
+    [0x01D1AE, 0x0E00FF],
+    [0x0E01F0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Inherited}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Inherited}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Zinh}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Zinh}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Qaai}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Qaai}"
+);
+testPropertyEscapes(
+  /^\P{scx=Inherited}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Inherited}"
+);
+testPropertyEscapes(
+  /^\P{scx=Zinh}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Zinh}"
+);
+testPropertyEscapes(
+  /^\P{scx=Qaai}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Qaai}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Inscriptional_Pahlavi.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Inscriptional_Pahlavi.js
new file mode 100644
index 0000000000000000000000000000000000000000..9da4026961323a308013b3eced7a4cce45b61dc3
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Inscriptional_Pahlavi.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Inscriptional_Pahlavi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010B60, 0x010B72],
+    [0x010B78, 0x010B7F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Inscriptional_Pahlavi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Inscriptional_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Phli}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Phli}"
+);
+testPropertyEscapes(
+  /^\p{scx=Inscriptional_Pahlavi}+$/u,
+  matchSymbols,
+  "\\p{scx=Inscriptional_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Phli}+$/u,
+  matchSymbols,
+  "\\p{scx=Phli}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010B5F],
+    [0x010B73, 0x010B77],
+    [0x010B80, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Inscriptional_Pahlavi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Inscriptional_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Phli}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Phli}"
+);
+testPropertyEscapes(
+  /^\P{scx=Inscriptional_Pahlavi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Inscriptional_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Phli}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Phli}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Inscriptional_Parthian.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Inscriptional_Parthian.js
new file mode 100644
index 0000000000000000000000000000000000000000..9d63f80ad410427f09a823e3c6d690a55fcf2b02
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Inscriptional_Parthian.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Inscriptional_Parthian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010B40, 0x010B55],
+    [0x010B58, 0x010B5F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Inscriptional_Parthian}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Inscriptional_Parthian}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Prti}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Prti}"
+);
+testPropertyEscapes(
+  /^\p{scx=Inscriptional_Parthian}+$/u,
+  matchSymbols,
+  "\\p{scx=Inscriptional_Parthian}"
+);
+testPropertyEscapes(
+  /^\p{scx=Prti}+$/u,
+  matchSymbols,
+  "\\p{scx=Prti}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010B3F],
+    [0x010B56, 0x010B57],
+    [0x010B60, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Inscriptional_Parthian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Inscriptional_Parthian}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Prti}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Prti}"
+);
+testPropertyEscapes(
+  /^\P{scx=Inscriptional_Parthian}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Inscriptional_Parthian}"
+);
+testPropertyEscapes(
+  /^\P{scx=Prti}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Prti}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Javanese.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Javanese.js
new file mode 100644
index 0000000000000000000000000000000000000000..3fe65d2fcc16289f1adfc94c4597e2458ccea33f
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Javanese.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Javanese`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A980, 0x00A9CD],
+    [0x00A9CF, 0x00A9D9],
+    [0x00A9DE, 0x00A9DF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Javanese}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Javanese}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Java}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Java}"
+);
+testPropertyEscapes(
+  /^\p{scx=Javanese}+$/u,
+  matchSymbols,
+  "\\p{scx=Javanese}"
+);
+testPropertyEscapes(
+  /^\p{scx=Java}+$/u,
+  matchSymbols,
+  "\\p{scx=Java}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00A9CE
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A97F],
+    [0x00A9DA, 0x00A9DD],
+    [0x00A9E0, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Javanese}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Javanese}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Java}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Java}"
+);
+testPropertyEscapes(
+  /^\P{scx=Javanese}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Javanese}"
+);
+testPropertyEscapes(
+  /^\P{scx=Java}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Java}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Kaithi.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Kaithi.js
new file mode 100644
index 0000000000000000000000000000000000000000..724105c1cdd9a7502c127d512d6c868acd733961
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Kaithi.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Kaithi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000966, 0x00096F],
+    [0x00A830, 0x00A839],
+    [0x011080, 0x0110C1]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Kaithi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Kaithi}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Kthi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Kthi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Kaithi}+$/u,
+  matchSymbols,
+  "\\p{scx=Kaithi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Kthi}+$/u,
+  matchSymbols,
+  "\\p{scx=Kthi}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000965],
+    [0x000970, 0x00A82F],
+    [0x00A83A, 0x00DBFF],
+    [0x00E000, 0x01107F],
+    [0x0110C2, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Kaithi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Kaithi}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Kthi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Kthi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Kaithi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Kaithi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Kthi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Kthi}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Kannada.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Kannada.js
new file mode 100644
index 0000000000000000000000000000000000000000..2686ac4d36eb0775533860d98f0a82c5ca52f554
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Kannada.js
@@ -0,0 +1,109 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Kannada`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000CDE,
+    0x001CDA,
+    0x001CF5
+  ],
+  ranges: [
+    [0x000951, 0x000952],
+    [0x000964, 0x000965],
+    [0x000C80, 0x000C83],
+    [0x000C85, 0x000C8C],
+    [0x000C8E, 0x000C90],
+    [0x000C92, 0x000CA8],
+    [0x000CAA, 0x000CB3],
+    [0x000CB5, 0x000CB9],
+    [0x000CBC, 0x000CC4],
+    [0x000CC6, 0x000CC8],
+    [0x000CCA, 0x000CCD],
+    [0x000CD5, 0x000CD6],
+    [0x000CE0, 0x000CE3],
+    [0x000CE6, 0x000CEF],
+    [0x000CF1, 0x000CF2],
+    [0x00A830, 0x00A835]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Kannada}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Kannada}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Knda}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Knda}"
+);
+testPropertyEscapes(
+  /^\p{scx=Kannada}+$/u,
+  matchSymbols,
+  "\\p{scx=Kannada}"
+);
+testPropertyEscapes(
+  /^\p{scx=Knda}+$/u,
+  matchSymbols,
+  "\\p{scx=Knda}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000C84,
+    0x000C8D,
+    0x000C91,
+    0x000CA9,
+    0x000CB4,
+    0x000CC5,
+    0x000CC9,
+    0x000CDF,
+    0x000CF0
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000950],
+    [0x000953, 0x000963],
+    [0x000966, 0x000C7F],
+    [0x000CBA, 0x000CBB],
+    [0x000CCE, 0x000CD4],
+    [0x000CD7, 0x000CDD],
+    [0x000CE4, 0x000CE5],
+    [0x000CF3, 0x001CD9],
+    [0x001CDB, 0x001CF4],
+    [0x001CF6, 0x00A82F],
+    [0x00A836, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Kannada}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Kannada}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Knda}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Knda}"
+);
+testPropertyEscapes(
+  /^\P{scx=Kannada}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Kannada}"
+);
+testPropertyEscapes(
+  /^\P{scx=Knda}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Knda}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Katakana.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Katakana.js
new file mode 100644
index 0000000000000000000000000000000000000000..a4c319605e766dc1f18ee55255dacad44cc6092c
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Katakana.js
@@ -0,0 +1,99 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Katakana`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x003037,
+    0x01B000
+  ],
+  ranges: [
+    [0x003001, 0x003003],
+    [0x003008, 0x003011],
+    [0x003013, 0x00301F],
+    [0x003030, 0x003035],
+    [0x00303C, 0x00303D],
+    [0x003099, 0x00309C],
+    [0x0030A0, 0x0030FF],
+    [0x0031F0, 0x0031FF],
+    [0x0032D0, 0x0032FE],
+    [0x003300, 0x003357],
+    [0x00FE45, 0x00FE46],
+    [0x00FF61, 0x00FF9F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Katakana}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Katakana}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Kana}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Kana}"
+);
+testPropertyEscapes(
+  /^\p{scx=Katakana}+$/u,
+  matchSymbols,
+  "\\p{scx=Katakana}"
+);
+testPropertyEscapes(
+  /^\p{scx=Kana}+$/u,
+  matchSymbols,
+  "\\p{scx=Kana}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x003012,
+    0x003036,
+    0x0032FF
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x003000],
+    [0x003004, 0x003007],
+    [0x003020, 0x00302F],
+    [0x003038, 0x00303B],
+    [0x00303E, 0x003098],
+    [0x00309D, 0x00309F],
+    [0x003100, 0x0031EF],
+    [0x003200, 0x0032CF],
+    [0x003358, 0x00DBFF],
+    [0x00E000, 0x00FE44],
+    [0x00FE47, 0x00FF60],
+    [0x00FFA0, 0x01AFFF],
+    [0x01B001, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Katakana}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Katakana}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Kana}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Kana}"
+);
+testPropertyEscapes(
+  /^\P{scx=Katakana}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Katakana}"
+);
+testPropertyEscapes(
+  /^\P{scx=Kana}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Kana}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Kayah_Li.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Kayah_Li.js
new file mode 100644
index 0000000000000000000000000000000000000000..c512e31094610ae60058013811bece4508c4af9f
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Kayah_Li.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Kayah_Li`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A900, 0x00A92F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Kayah_Li}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Kayah_Li}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Kali}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Kali}"
+);
+testPropertyEscapes(
+  /^\p{scx=Kayah_Li}+$/u,
+  matchSymbols,
+  "\\p{scx=Kayah_Li}"
+);
+testPropertyEscapes(
+  /^\p{scx=Kali}+$/u,
+  matchSymbols,
+  "\\p{scx=Kali}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A8FF],
+    [0x00A930, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Kayah_Li}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Kayah_Li}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Kali}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Kali}"
+);
+testPropertyEscapes(
+  /^\P{scx=Kayah_Li}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Kayah_Li}"
+);
+testPropertyEscapes(
+  /^\P{scx=Kali}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Kali}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Kharoshthi.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Kharoshthi.js
new file mode 100644
index 0000000000000000000000000000000000000000..82c6c60da6d07db946843a45e23e9253605ad9e1
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Kharoshthi.js
@@ -0,0 +1,86 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Kharoshthi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010A00, 0x010A03],
+    [0x010A05, 0x010A06],
+    [0x010A0C, 0x010A13],
+    [0x010A15, 0x010A17],
+    [0x010A19, 0x010A33],
+    [0x010A38, 0x010A3A],
+    [0x010A3F, 0x010A47],
+    [0x010A50, 0x010A58]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Kharoshthi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Kharoshthi}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Khar}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Khar}"
+);
+testPropertyEscapes(
+  /^\p{scx=Kharoshthi}+$/u,
+  matchSymbols,
+  "\\p{scx=Kharoshthi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Khar}+$/u,
+  matchSymbols,
+  "\\p{scx=Khar}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x010A04,
+    0x010A14,
+    0x010A18
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0109FF],
+    [0x010A07, 0x010A0B],
+    [0x010A34, 0x010A37],
+    [0x010A3B, 0x010A3E],
+    [0x010A48, 0x010A4F],
+    [0x010A59, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Kharoshthi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Kharoshthi}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Khar}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Khar}"
+);
+testPropertyEscapes(
+  /^\P{scx=Kharoshthi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Kharoshthi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Khar}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Khar}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Khmer.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Khmer.js
new file mode 100644
index 0000000000000000000000000000000000000000..6c524258ad9972969e576385f716a5865ade21d0
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Khmer.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Khmer`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001780, 0x0017DD],
+    [0x0017E0, 0x0017E9],
+    [0x0017F0, 0x0017F9],
+    [0x0019E0, 0x0019FF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Khmer}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Khmer}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Khmr}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Khmr}"
+);
+testPropertyEscapes(
+  /^\p{scx=Khmer}+$/u,
+  matchSymbols,
+  "\\p{scx=Khmer}"
+);
+testPropertyEscapes(
+  /^\p{scx=Khmr}+$/u,
+  matchSymbols,
+  "\\p{scx=Khmr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00177F],
+    [0x0017DE, 0x0017DF],
+    [0x0017EA, 0x0017EF],
+    [0x0017FA, 0x0019DF],
+    [0x001A00, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Khmer}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Khmer}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Khmr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Khmr}"
+);
+testPropertyEscapes(
+  /^\P{scx=Khmer}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Khmer}"
+);
+testPropertyEscapes(
+  /^\P{scx=Khmr}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Khmr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Khojki.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Khojki.js
new file mode 100644
index 0000000000000000000000000000000000000000..66ab72664484b79d2ed7c4be9e301aa9b8f9e73d
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Khojki.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Khojki`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000AE6, 0x000AEF],
+    [0x011200, 0x011211],
+    [0x011213, 0x01123E]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Khojki}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Khojki}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Khoj}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Khoj}"
+);
+testPropertyEscapes(
+  /^\p{scx=Khojki}+$/u,
+  matchSymbols,
+  "\\p{scx=Khojki}"
+);
+testPropertyEscapes(
+  /^\p{scx=Khoj}+$/u,
+  matchSymbols,
+  "\\p{scx=Khoj}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x011212
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000AE5],
+    [0x000AF0, 0x00DBFF],
+    [0x00E000, 0x0111FF],
+    [0x01123F, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Khojki}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Khojki}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Khoj}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Khoj}"
+);
+testPropertyEscapes(
+  /^\P{scx=Khojki}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Khojki}"
+);
+testPropertyEscapes(
+  /^\P{scx=Khoj}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Khoj}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Khudawadi.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Khudawadi.js
new file mode 100644
index 0000000000000000000000000000000000000000..065576d4ba986ed420a32a731ce6d098b53b0f27
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Khudawadi.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Khudawadi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000964, 0x000965],
+    [0x00A830, 0x00A839],
+    [0x0112B0, 0x0112EA],
+    [0x0112F0, 0x0112F9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Khudawadi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Khudawadi}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Sind}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Sind}"
+);
+testPropertyEscapes(
+  /^\p{scx=Khudawadi}+$/u,
+  matchSymbols,
+  "\\p{scx=Khudawadi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Sind}+$/u,
+  matchSymbols,
+  "\\p{scx=Sind}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000963],
+    [0x000966, 0x00A82F],
+    [0x00A83A, 0x00DBFF],
+    [0x00E000, 0x0112AF],
+    [0x0112EB, 0x0112EF],
+    [0x0112FA, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Khudawadi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Khudawadi}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Sind}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Sind}"
+);
+testPropertyEscapes(
+  /^\P{scx=Khudawadi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Khudawadi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Sind}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Sind}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lao.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lao.js
new file mode 100644
index 0000000000000000000000000000000000000000..95e37f337b060977987c718b3cde3bda8ed5bb12
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lao.js
@@ -0,0 +1,107 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Lao`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000E84,
+    0x000E8A,
+    0x000E8D,
+    0x000EA5,
+    0x000EA7,
+    0x000EC6
+  ],
+  ranges: [
+    [0x000E81, 0x000E82],
+    [0x000E87, 0x000E88],
+    [0x000E94, 0x000E97],
+    [0x000E99, 0x000E9F],
+    [0x000EA1, 0x000EA3],
+    [0x000EAA, 0x000EAB],
+    [0x000EAD, 0x000EB9],
+    [0x000EBB, 0x000EBD],
+    [0x000EC0, 0x000EC4],
+    [0x000EC8, 0x000ECD],
+    [0x000ED0, 0x000ED9],
+    [0x000EDC, 0x000EDF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Lao}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Lao}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Laoo}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Laoo}"
+);
+testPropertyEscapes(
+  /^\p{scx=Lao}+$/u,
+  matchSymbols,
+  "\\p{scx=Lao}"
+);
+testPropertyEscapes(
+  /^\p{scx=Laoo}+$/u,
+  matchSymbols,
+  "\\p{scx=Laoo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000E83,
+    0x000E89,
+    0x000E98,
+    0x000EA0,
+    0x000EA4,
+    0x000EA6,
+    0x000EAC,
+    0x000EBA,
+    0x000EC5,
+    0x000EC7
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000E80],
+    [0x000E85, 0x000E86],
+    [0x000E8B, 0x000E8C],
+    [0x000E8E, 0x000E93],
+    [0x000EA8, 0x000EA9],
+    [0x000EBE, 0x000EBF],
+    [0x000ECE, 0x000ECF],
+    [0x000EDA, 0x000EDB],
+    [0x000EE0, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Lao}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Lao}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Laoo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Laoo}"
+);
+testPropertyEscapes(
+  /^\P{scx=Lao}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Lao}"
+);
+testPropertyEscapes(
+  /^\P{scx=Laoo}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Laoo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Latin.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Latin.js
new file mode 100644
index 0000000000000000000000000000000000000000..fa240352c579b656af3f073f93ccc94772e7eec1
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Latin.js
@@ -0,0 +1,145 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Latin`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AA,
+    0x0000BA,
+    0x0010FB,
+    0x002071,
+    0x00207F,
+    0x0020F0,
+    0x002132,
+    0x00214E,
+    0x00A92E
+  ],
+  ranges: [
+    [0x000041, 0x00005A],
+    [0x000061, 0x00007A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x0002B8],
+    [0x0002E0, 0x0002E4],
+    [0x000363, 0x00036F],
+    [0x000485, 0x000486],
+    [0x000951, 0x000952],
+    [0x001D00, 0x001D25],
+    [0x001D2C, 0x001D5C],
+    [0x001D62, 0x001D65],
+    [0x001D6B, 0x001D77],
+    [0x001D79, 0x001DBE],
+    [0x001E00, 0x001EFF],
+    [0x002090, 0x00209C],
+    [0x00212A, 0x00212B],
+    [0x002160, 0x002188],
+    [0x002C60, 0x002C7F],
+    [0x00A722, 0x00A787],
+    [0x00A78B, 0x00A7AE],
+    [0x00A7B0, 0x00A7B7],
+    [0x00A7F7, 0x00A7FF],
+    [0x00AB30, 0x00AB5A],
+    [0x00AB5C, 0x00AB64],
+    [0x00FB00, 0x00FB06],
+    [0x00FF21, 0x00FF3A],
+    [0x00FF41, 0x00FF5A]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Latin}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Latin}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Latn}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Latn}"
+);
+testPropertyEscapes(
+  /^\p{scx=Latin}+$/u,
+  matchSymbols,
+  "\\p{scx=Latin}"
+);
+testPropertyEscapes(
+  /^\p{scx=Latn}+$/u,
+  matchSymbols,
+  "\\p{scx=Latn}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x0000F7,
+    0x001D78,
+    0x00A7AF,
+    0x00AB5B
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000040],
+    [0x00005B, 0x000060],
+    [0x00007B, 0x0000A9],
+    [0x0000AB, 0x0000B9],
+    [0x0000BB, 0x0000BF],
+    [0x0002B9, 0x0002DF],
+    [0x0002E5, 0x000362],
+    [0x000370, 0x000484],
+    [0x000487, 0x000950],
+    [0x000953, 0x0010FA],
+    [0x0010FC, 0x001CFF],
+    [0x001D26, 0x001D2B],
+    [0x001D5D, 0x001D61],
+    [0x001D66, 0x001D6A],
+    [0x001DBF, 0x001DFF],
+    [0x001F00, 0x002070],
+    [0x002072, 0x00207E],
+    [0x002080, 0x00208F],
+    [0x00209D, 0x0020EF],
+    [0x0020F1, 0x002129],
+    [0x00212C, 0x002131],
+    [0x002133, 0x00214D],
+    [0x00214F, 0x00215F],
+    [0x002189, 0x002C5F],
+    [0x002C80, 0x00A721],
+    [0x00A788, 0x00A78A],
+    [0x00A7B8, 0x00A7F6],
+    [0x00A800, 0x00A92D],
+    [0x00A92F, 0x00AB2F],
+    [0x00AB65, 0x00DBFF],
+    [0x00E000, 0x00FAFF],
+    [0x00FB07, 0x00FF20],
+    [0x00FF3B, 0x00FF40],
+    [0x00FF5B, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Latin}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Latin}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Latn}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Latn}"
+);
+testPropertyEscapes(
+  /^\P{scx=Latin}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Latin}"
+);
+testPropertyEscapes(
+  /^\P{scx=Latn}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Latn}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lepcha.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lepcha.js
new file mode 100644
index 0000000000000000000000000000000000000000..9a3787f0b99ae826abc30e2154c59bfb8edfe687
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lepcha.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Lepcha`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001C00, 0x001C37],
+    [0x001C3B, 0x001C49],
+    [0x001C4D, 0x001C4F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Lepcha}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Lepcha}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Lepc}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Lepc}"
+);
+testPropertyEscapes(
+  /^\p{scx=Lepcha}+$/u,
+  matchSymbols,
+  "\\p{scx=Lepcha}"
+);
+testPropertyEscapes(
+  /^\p{scx=Lepc}+$/u,
+  matchSymbols,
+  "\\p{scx=Lepc}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001BFF],
+    [0x001C38, 0x001C3A],
+    [0x001C4A, 0x001C4C],
+    [0x001C50, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Lepcha}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Lepcha}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Lepc}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Lepc}"
+);
+testPropertyEscapes(
+  /^\P{scx=Lepcha}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Lepcha}"
+);
+testPropertyEscapes(
+  /^\P{scx=Lepc}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Lepc}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Limbu.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Limbu.js
new file mode 100644
index 0000000000000000000000000000000000000000..fdc249f7042e763c6d538530ade812fbd12bd5a1
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Limbu.js
@@ -0,0 +1,83 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Limbu`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000965,
+    0x001940
+  ],
+  ranges: [
+    [0x001900, 0x00191E],
+    [0x001920, 0x00192B],
+    [0x001930, 0x00193B],
+    [0x001944, 0x00194F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Limbu}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Limbu}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Limb}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Limb}"
+);
+testPropertyEscapes(
+  /^\p{scx=Limbu}+$/u,
+  matchSymbols,
+  "\\p{scx=Limbu}"
+);
+testPropertyEscapes(
+  /^\p{scx=Limb}+$/u,
+  matchSymbols,
+  "\\p{scx=Limb}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00191F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000964],
+    [0x000966, 0x0018FF],
+    [0x00192C, 0x00192F],
+    [0x00193C, 0x00193F],
+    [0x001941, 0x001943],
+    [0x001950, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Limbu}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Limbu}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Limb}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Limb}"
+);
+testPropertyEscapes(
+  /^\P{scx=Limbu}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Limbu}"
+);
+testPropertyEscapes(
+  /^\P{scx=Limb}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Limb}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Linear_A.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Linear_A.js
new file mode 100644
index 0000000000000000000000000000000000000000..18fabf34ec0b0b2ea150150ce35dabc07baf8310
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Linear_A.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Linear_A`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010107, 0x010133],
+    [0x010600, 0x010736],
+    [0x010740, 0x010755],
+    [0x010760, 0x010767]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Linear_A}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Linear_A}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Lina}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Lina}"
+);
+testPropertyEscapes(
+  /^\p{scx=Linear_A}+$/u,
+  matchSymbols,
+  "\\p{scx=Linear_A}"
+);
+testPropertyEscapes(
+  /^\p{scx=Lina}+$/u,
+  matchSymbols,
+  "\\p{scx=Lina}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010106],
+    [0x010134, 0x0105FF],
+    [0x010737, 0x01073F],
+    [0x010756, 0x01075F],
+    [0x010768, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Linear_A}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Linear_A}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Lina}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Lina}"
+);
+testPropertyEscapes(
+  /^\P{scx=Linear_A}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Linear_A}"
+);
+testPropertyEscapes(
+  /^\P{scx=Lina}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Lina}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Linear_B.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Linear_B.js
new file mode 100644
index 0000000000000000000000000000000000000000..d05e030b6538c20581c195e774cee5769b1b9f8c
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Linear_B.js
@@ -0,0 +1,90 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Linear_B`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010000, 0x01000B],
+    [0x01000D, 0x010026],
+    [0x010028, 0x01003A],
+    [0x01003C, 0x01003D],
+    [0x01003F, 0x01004D],
+    [0x010050, 0x01005D],
+    [0x010080, 0x0100FA],
+    [0x010100, 0x010102],
+    [0x010107, 0x010133],
+    [0x010137, 0x01013F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Linear_B}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Linear_B}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Linb}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Linb}"
+);
+testPropertyEscapes(
+  /^\p{scx=Linear_B}+$/u,
+  matchSymbols,
+  "\\p{scx=Linear_B}"
+);
+testPropertyEscapes(
+  /^\p{scx=Linb}+$/u,
+  matchSymbols,
+  "\\p{scx=Linb}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x01000C,
+    0x010027,
+    0x01003B,
+    0x01003E
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x00FFFF],
+    [0x01004E, 0x01004F],
+    [0x01005E, 0x01007F],
+    [0x0100FB, 0x0100FF],
+    [0x010103, 0x010106],
+    [0x010134, 0x010136],
+    [0x010140, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Linear_B}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Linear_B}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Linb}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Linb}"
+);
+testPropertyEscapes(
+  /^\P{scx=Linear_B}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Linear_B}"
+);
+testPropertyEscapes(
+  /^\P{scx=Linb}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Linb}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lisu.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lisu.js
new file mode 100644
index 0000000000000000000000000000000000000000..7435f4ee2a99a5fe9d84aba3a789a215ca0a62bd
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lisu.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Lisu`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A4D0, 0x00A4FF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Lisu}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Lisu}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Lisu}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Lisu}"
+);
+testPropertyEscapes(
+  /^\p{scx=Lisu}+$/u,
+  matchSymbols,
+  "\\p{scx=Lisu}"
+);
+testPropertyEscapes(
+  /^\p{scx=Lisu}+$/u,
+  matchSymbols,
+  "\\p{scx=Lisu}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A4CF],
+    [0x00A500, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Lisu}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Lisu}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Lisu}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Lisu}"
+);
+testPropertyEscapes(
+  /^\P{scx=Lisu}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Lisu}"
+);
+testPropertyEscapes(
+  /^\P{scx=Lisu}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Lisu}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lycian.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lycian.js
new file mode 100644
index 0000000000000000000000000000000000000000..440d8fb317e9e85e4a61cb746152611f6f874f4b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lycian.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Lycian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010280, 0x01029C]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Lycian}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Lycian}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Lyci}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Lyci}"
+);
+testPropertyEscapes(
+  /^\p{scx=Lycian}+$/u,
+  matchSymbols,
+  "\\p{scx=Lycian}"
+);
+testPropertyEscapes(
+  /^\p{scx=Lyci}+$/u,
+  matchSymbols,
+  "\\p{scx=Lyci}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01027F],
+    [0x01029D, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Lycian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Lycian}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Lyci}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Lyci}"
+);
+testPropertyEscapes(
+  /^\P{scx=Lycian}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Lycian}"
+);
+testPropertyEscapes(
+  /^\P{scx=Lyci}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Lyci}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lydian.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lydian.js
new file mode 100644
index 0000000000000000000000000000000000000000..3c7d89bd78c267f08a1f9e58f658d637afad79d8
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Lydian.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Lydian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01093F
+  ],
+  ranges: [
+    [0x010920, 0x010939]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Lydian}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Lydian}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Lydi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Lydi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Lydian}+$/u,
+  matchSymbols,
+  "\\p{scx=Lydian}"
+);
+testPropertyEscapes(
+  /^\p{scx=Lydi}+$/u,
+  matchSymbols,
+  "\\p{scx=Lydi}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01091F],
+    [0x01093A, 0x01093E],
+    [0x010940, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Lydian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Lydian}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Lydi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Lydi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Lydian}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Lydian}"
+);
+testPropertyEscapes(
+  /^\P{scx=Lydi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Lydi}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mahajani.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mahajani.js
new file mode 100644
index 0000000000000000000000000000000000000000..3ccb4f2854813e3d1730d16cbceb63bea0b8a9a0
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mahajani.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Mahajani`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000964, 0x00096F],
+    [0x00A830, 0x00A839],
+    [0x011150, 0x011176]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mahajani}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mahajani}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mahj}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mahj}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mahajani}+$/u,
+  matchSymbols,
+  "\\p{scx=Mahajani}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mahj}+$/u,
+  matchSymbols,
+  "\\p{scx=Mahj}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000963],
+    [0x000970, 0x00A82F],
+    [0x00A83A, 0x00DBFF],
+    [0x00E000, 0x01114F],
+    [0x011177, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mahajani}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mahajani}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mahj}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mahj}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mahajani}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mahajani}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mahj}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mahj}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Malayalam.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Malayalam.js
new file mode 100644
index 0000000000000000000000000000000000000000..0b8fb92cdb8f616aea9a720c8b8afc4f55cd11f7
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Malayalam.js
@@ -0,0 +1,95 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Malayalam`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x001CDA
+  ],
+  ranges: [
+    [0x000951, 0x000952],
+    [0x000964, 0x000965],
+    [0x000D01, 0x000D03],
+    [0x000D05, 0x000D0C],
+    [0x000D0E, 0x000D10],
+    [0x000D12, 0x000D3A],
+    [0x000D3D, 0x000D44],
+    [0x000D46, 0x000D48],
+    [0x000D4A, 0x000D4F],
+    [0x000D54, 0x000D63],
+    [0x000D66, 0x000D7F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Malayalam}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Malayalam}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mlym}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mlym}"
+);
+testPropertyEscapes(
+  /^\p{scx=Malayalam}+$/u,
+  matchSymbols,
+  "\\p{scx=Malayalam}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mlym}+$/u,
+  matchSymbols,
+  "\\p{scx=Mlym}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000D04,
+    0x000D0D,
+    0x000D11,
+    0x000D45,
+    0x000D49
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000950],
+    [0x000953, 0x000963],
+    [0x000966, 0x000D00],
+    [0x000D3B, 0x000D3C],
+    [0x000D50, 0x000D53],
+    [0x000D64, 0x000D65],
+    [0x000D80, 0x001CD9],
+    [0x001CDB, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Malayalam}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Malayalam}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mlym}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mlym}"
+);
+testPropertyEscapes(
+  /^\P{scx=Malayalam}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Malayalam}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mlym}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mlym}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mandaic.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mandaic.js
new file mode 100644
index 0000000000000000000000000000000000000000..c57a87c85eec2321978ac2881c28867da700fd01
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mandaic.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Mandaic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000640,
+    0x00085E
+  ],
+  ranges: [
+    [0x000840, 0x00085B]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mandaic}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mandaic}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mand}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mand}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mandaic}+$/u,
+  matchSymbols,
+  "\\p{scx=Mandaic}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mand}+$/u,
+  matchSymbols,
+  "\\p{scx=Mand}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00063F],
+    [0x000641, 0x00083F],
+    [0x00085C, 0x00085D],
+    [0x00085F, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mandaic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mandaic}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mand}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mand}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mandaic}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mandaic}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mand}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mand}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Manichaean.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Manichaean.js
new file mode 100644
index 0000000000000000000000000000000000000000..4120814370e7064ba9a14e9fe5c3d684b0efee08
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Manichaean.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Manichaean`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000640
+  ],
+  ranges: [
+    [0x010AC0, 0x010AE6],
+    [0x010AEB, 0x010AF6]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Manichaean}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Manichaean}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mani}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mani}"
+);
+testPropertyEscapes(
+  /^\p{scx=Manichaean}+$/u,
+  matchSymbols,
+  "\\p{scx=Manichaean}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mani}+$/u,
+  matchSymbols,
+  "\\p{scx=Mani}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00063F],
+    [0x000641, 0x00DBFF],
+    [0x00E000, 0x010ABF],
+    [0x010AE7, 0x010AEA],
+    [0x010AF7, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Manichaean}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Manichaean}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mani}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mani}"
+);
+testPropertyEscapes(
+  /^\P{scx=Manichaean}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Manichaean}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mani}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mani}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Marchen.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Marchen.js
new file mode 100644
index 0000000000000000000000000000000000000000..dbe86708d58c3bf64ef16c1345d8593ad42a81a9
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Marchen.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Marchen`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011C70, 0x011C8F],
+    [0x011C92, 0x011CA7],
+    [0x011CA9, 0x011CB6]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Marchen}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Marchen}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Marc}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Marc}"
+);
+testPropertyEscapes(
+  /^\p{scx=Marchen}+$/u,
+  matchSymbols,
+  "\\p{scx=Marchen}"
+);
+testPropertyEscapes(
+  /^\p{scx=Marc}+$/u,
+  matchSymbols,
+  "\\p{scx=Marc}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x011CA8
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x011C6F],
+    [0x011C90, 0x011C91],
+    [0x011CB7, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Marchen}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Marchen}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Marc}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Marc}"
+);
+testPropertyEscapes(
+  /^\P{scx=Marchen}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Marchen}"
+);
+testPropertyEscapes(
+  /^\P{scx=Marc}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Marc}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Meetei_Mayek.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Meetei_Mayek.js
new file mode 100644
index 0000000000000000000000000000000000000000..da69ecb9c19ed203fd2d60e9771a59aa26abfb08
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Meetei_Mayek.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Meetei_Mayek`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00AAE0, 0x00AAF6],
+    [0x00ABC0, 0x00ABED],
+    [0x00ABF0, 0x00ABF9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Meetei_Mayek}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Meetei_Mayek}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mtei}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mtei}"
+);
+testPropertyEscapes(
+  /^\p{scx=Meetei_Mayek}+$/u,
+  matchSymbols,
+  "\\p{scx=Meetei_Mayek}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mtei}+$/u,
+  matchSymbols,
+  "\\p{scx=Mtei}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00AADF],
+    [0x00AAF7, 0x00ABBF],
+    [0x00ABEE, 0x00ABEF],
+    [0x00ABFA, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Meetei_Mayek}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Meetei_Mayek}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mtei}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mtei}"
+);
+testPropertyEscapes(
+  /^\P{scx=Meetei_Mayek}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Meetei_Mayek}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mtei}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mtei}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mende_Kikakui.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mende_Kikakui.js
new file mode 100644
index 0000000000000000000000000000000000000000..fae44509cecec024046b3a32b95096b03e8959b9
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mende_Kikakui.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Mende_Kikakui`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x01E800, 0x01E8C4],
+    [0x01E8C7, 0x01E8D6]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mende_Kikakui}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mende_Kikakui}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mend}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mend}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mende_Kikakui}+$/u,
+  matchSymbols,
+  "\\p{scx=Mende_Kikakui}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mend}+$/u,
+  matchSymbols,
+  "\\p{scx=Mend}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01E7FF],
+    [0x01E8C5, 0x01E8C6],
+    [0x01E8D7, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mende_Kikakui}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mende_Kikakui}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mend}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mend}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mende_Kikakui}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mende_Kikakui}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mend}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mend}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Meroitic_Cursive.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Meroitic_Cursive.js
new file mode 100644
index 0000000000000000000000000000000000000000..32f7f13941552bd0cbe1e6d2c346fd89cf3b24cf
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Meroitic_Cursive.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Meroitic_Cursive`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0109A0, 0x0109B7],
+    [0x0109BC, 0x0109CF],
+    [0x0109D2, 0x0109FF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Meroitic_Cursive}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Meroitic_Cursive}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Merc}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Merc}"
+);
+testPropertyEscapes(
+  /^\p{scx=Meroitic_Cursive}+$/u,
+  matchSymbols,
+  "\\p{scx=Meroitic_Cursive}"
+);
+testPropertyEscapes(
+  /^\p{scx=Merc}+$/u,
+  matchSymbols,
+  "\\p{scx=Merc}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01099F],
+    [0x0109B8, 0x0109BB],
+    [0x0109D0, 0x0109D1],
+    [0x010A00, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Meroitic_Cursive}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Meroitic_Cursive}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Merc}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Merc}"
+);
+testPropertyEscapes(
+  /^\P{scx=Meroitic_Cursive}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Meroitic_Cursive}"
+);
+testPropertyEscapes(
+  /^\P{scx=Merc}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Merc}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Meroitic_Hieroglyphs.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Meroitic_Hieroglyphs.js
new file mode 100644
index 0000000000000000000000000000000000000000..b606e0ec33f0628e75f75ebb16bd5f3a827e1f06
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Meroitic_Hieroglyphs.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Meroitic_Hieroglyphs`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010980, 0x01099F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Meroitic_Hieroglyphs}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Meroitic_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mero}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mero}"
+);
+testPropertyEscapes(
+  /^\p{scx=Meroitic_Hieroglyphs}+$/u,
+  matchSymbols,
+  "\\p{scx=Meroitic_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mero}+$/u,
+  matchSymbols,
+  "\\p{scx=Mero}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01097F],
+    [0x0109A0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Meroitic_Hieroglyphs}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Meroitic_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mero}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mero}"
+);
+testPropertyEscapes(
+  /^\P{scx=Meroitic_Hieroglyphs}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Meroitic_Hieroglyphs}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mero}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mero}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Miao.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Miao.js
new file mode 100644
index 0000000000000000000000000000000000000000..0a3eb1059fcd469ffa3b1aad78d4e8c81906fb2e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Miao.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Miao`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x016F00, 0x016F44],
+    [0x016F50, 0x016F7E],
+    [0x016F8F, 0x016F9F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Miao}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Miao}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Plrd}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Plrd}"
+);
+testPropertyEscapes(
+  /^\p{scx=Miao}+$/u,
+  matchSymbols,
+  "\\p{scx=Miao}"
+);
+testPropertyEscapes(
+  /^\p{scx=Plrd}+$/u,
+  matchSymbols,
+  "\\p{scx=Plrd}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x016EFF],
+    [0x016F45, 0x016F4F],
+    [0x016F7F, 0x016F8E],
+    [0x016FA0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Miao}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Miao}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Plrd}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Plrd}"
+);
+testPropertyEscapes(
+  /^\P{scx=Miao}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Miao}"
+);
+testPropertyEscapes(
+  /^\P{scx=Plrd}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Plrd}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Modi.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Modi.js
new file mode 100644
index 0000000000000000000000000000000000000000..cb08673817f63d8ba1ebce11e99b2b02d1a260e8
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Modi.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Modi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A830, 0x00A839],
+    [0x011600, 0x011644],
+    [0x011650, 0x011659]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Modi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Modi}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Modi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Modi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Modi}+$/u,
+  matchSymbols,
+  "\\p{scx=Modi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Modi}+$/u,
+  matchSymbols,
+  "\\p{scx=Modi}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A82F],
+    [0x00A83A, 0x00DBFF],
+    [0x00E000, 0x0115FF],
+    [0x011645, 0x01164F],
+    [0x01165A, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Modi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Modi}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Modi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Modi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Modi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Modi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Modi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Modi}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mongolian.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mongolian.js
new file mode 100644
index 0000000000000000000000000000000000000000..cea26d74a7bd2fb90f9c7e8110a7a6e386f6cc4b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mongolian.js
@@ -0,0 +1,80 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Mongolian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001800, 0x00180E],
+    [0x001810, 0x001819],
+    [0x001820, 0x001877],
+    [0x001880, 0x0018AA],
+    [0x011660, 0x01166C]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mongolian}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mongolian}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mong}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mong}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mongolian}+$/u,
+  matchSymbols,
+  "\\p{scx=Mongolian}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mong}+$/u,
+  matchSymbols,
+  "\\p{scx=Mong}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00180F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0017FF],
+    [0x00181A, 0x00181F],
+    [0x001878, 0x00187F],
+    [0x0018AB, 0x00DBFF],
+    [0x00E000, 0x01165F],
+    [0x01166D, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mongolian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mongolian}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mong}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mong}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mongolian}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mongolian}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mong}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mong}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mro.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mro.js
new file mode 100644
index 0000000000000000000000000000000000000000..f8626405bc2fd19fcc0099ddf4af2ed48c5eaba6
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Mro.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Mro`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x016A40, 0x016A5E],
+    [0x016A60, 0x016A69],
+    [0x016A6E, 0x016A6F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mro}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mro}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mroo}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mroo}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mro}+$/u,
+  matchSymbols,
+  "\\p{scx=Mro}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mroo}+$/u,
+  matchSymbols,
+  "\\p{scx=Mroo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x016A5F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x016A3F],
+    [0x016A6A, 0x016A6D],
+    [0x016A70, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mro}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mro}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mroo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mroo}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mro}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mro}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mroo}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mroo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Multani.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Multani.js
new file mode 100644
index 0000000000000000000000000000000000000000..04dcf7d585efec08f93a297cda94226eb051a83d
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Multani.js
@@ -0,0 +1,83 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Multani`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x011288
+  ],
+  ranges: [
+    [0x000A66, 0x000A6F],
+    [0x011280, 0x011286],
+    [0x01128A, 0x01128D],
+    [0x01128F, 0x01129D],
+    [0x01129F, 0x0112A9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Multani}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Multani}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mult}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mult}"
+);
+testPropertyEscapes(
+  /^\p{scx=Multani}+$/u,
+  matchSymbols,
+  "\\p{scx=Multani}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mult}+$/u,
+  matchSymbols,
+  "\\p{scx=Mult}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x011287,
+    0x011289,
+    0x01128E,
+    0x01129E
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000A65],
+    [0x000A70, 0x00DBFF],
+    [0x00E000, 0x01127F],
+    [0x0112AA, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Multani}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Multani}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mult}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mult}"
+);
+testPropertyEscapes(
+  /^\P{scx=Multani}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Multani}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mult}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mult}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Myanmar.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Myanmar.js
new file mode 100644
index 0000000000000000000000000000000000000000..1c56f039a70a64553813562991910b0314524df9
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Myanmar.js
@@ -0,0 +1,78 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Myanmar`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00A92E
+  ],
+  ranges: [
+    [0x001000, 0x00109F],
+    [0x00A9E0, 0x00A9FE],
+    [0x00AA60, 0x00AA7F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Myanmar}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Myanmar}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Mymr}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Mymr}"
+);
+testPropertyEscapes(
+  /^\p{scx=Myanmar}+$/u,
+  matchSymbols,
+  "\\p{scx=Myanmar}"
+);
+testPropertyEscapes(
+  /^\p{scx=Mymr}+$/u,
+  matchSymbols,
+  "\\p{scx=Mymr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000FFF],
+    [0x0010A0, 0x00A92D],
+    [0x00A92F, 0x00A9DF],
+    [0x00A9FF, 0x00AA5F],
+    [0x00AA80, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Myanmar}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Myanmar}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Mymr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Mymr}"
+);
+testPropertyEscapes(
+  /^\P{scx=Myanmar}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Myanmar}"
+);
+testPropertyEscapes(
+  /^\P{scx=Mymr}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Mymr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Nabataean.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Nabataean.js
new file mode 100644
index 0000000000000000000000000000000000000000..56c8b6702deff81fd248e2f90c1b002a64d48403
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Nabataean.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Nabataean`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010880, 0x01089E],
+    [0x0108A7, 0x0108AF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Nabataean}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Nabataean}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Nbat}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Nbat}"
+);
+testPropertyEscapes(
+  /^\p{scx=Nabataean}+$/u,
+  matchSymbols,
+  "\\p{scx=Nabataean}"
+);
+testPropertyEscapes(
+  /^\p{scx=Nbat}+$/u,
+  matchSymbols,
+  "\\p{scx=Nbat}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01087F],
+    [0x01089F, 0x0108A6],
+    [0x0108B0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Nabataean}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Nabataean}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Nbat}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Nbat}"
+);
+testPropertyEscapes(
+  /^\P{scx=Nabataean}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Nabataean}"
+);
+testPropertyEscapes(
+  /^\P{scx=Nbat}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Nbat}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_New_Tai_Lue.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_New_Tai_Lue.js
new file mode 100644
index 0000000000000000000000000000000000000000..dfadb1bbc08d262a218abcae30cb31f736a4edd9
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_New_Tai_Lue.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=New_Tai_Lue`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001980, 0x0019AB],
+    [0x0019B0, 0x0019C9],
+    [0x0019D0, 0x0019DA],
+    [0x0019DE, 0x0019DF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=New_Tai_Lue}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=New_Tai_Lue}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Talu}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Talu}"
+);
+testPropertyEscapes(
+  /^\p{scx=New_Tai_Lue}+$/u,
+  matchSymbols,
+  "\\p{scx=New_Tai_Lue}"
+);
+testPropertyEscapes(
+  /^\p{scx=Talu}+$/u,
+  matchSymbols,
+  "\\p{scx=Talu}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00197F],
+    [0x0019AC, 0x0019AF],
+    [0x0019CA, 0x0019CF],
+    [0x0019DB, 0x0019DD],
+    [0x0019E0, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=New_Tai_Lue}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=New_Tai_Lue}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Talu}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Talu}"
+);
+testPropertyEscapes(
+  /^\P{scx=New_Tai_Lue}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=New_Tai_Lue}"
+);
+testPropertyEscapes(
+  /^\P{scx=Talu}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Talu}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Newa.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Newa.js
new file mode 100644
index 0000000000000000000000000000000000000000..b19071aecd69251784a5df79933f25b46922e49e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Newa.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Newa`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01145B,
+    0x01145D
+  ],
+  ranges: [
+    [0x011400, 0x011459]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Newa}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Newa}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Newa}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Newa}"
+);
+testPropertyEscapes(
+  /^\p{scx=Newa}+$/u,
+  matchSymbols,
+  "\\p{scx=Newa}"
+);
+testPropertyEscapes(
+  /^\p{scx=Newa}+$/u,
+  matchSymbols,
+  "\\p{scx=Newa}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x01145A,
+    0x01145C
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0113FF],
+    [0x01145E, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Newa}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Newa}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Newa}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Newa}"
+);
+testPropertyEscapes(
+  /^\P{scx=Newa}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Newa}"
+);
+testPropertyEscapes(
+  /^\P{scx=Newa}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Newa}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Nko.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Nko.js
new file mode 100644
index 0000000000000000000000000000000000000000..0328f1250f6af76db28b5e35ed412d90a1ea6855
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Nko.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Nko`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0007C0, 0x0007FA]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Nko}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Nko}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Nkoo}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Nkoo}"
+);
+testPropertyEscapes(
+  /^\p{scx=Nko}+$/u,
+  matchSymbols,
+  "\\p{scx=Nko}"
+);
+testPropertyEscapes(
+  /^\p{scx=Nkoo}+$/u,
+  matchSymbols,
+  "\\p{scx=Nkoo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0007BF],
+    [0x0007FB, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Nko}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Nko}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Nkoo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Nkoo}"
+);
+testPropertyEscapes(
+  /^\P{scx=Nko}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Nko}"
+);
+testPropertyEscapes(
+  /^\P{scx=Nkoo}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Nkoo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ogham.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ogham.js
new file mode 100644
index 0000000000000000000000000000000000000000..3aba6fb7df4b5046f467b460e93065d89013d09f
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ogham.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Ogham`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001680, 0x00169C]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Ogham}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Ogham}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Ogam}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Ogam}"
+);
+testPropertyEscapes(
+  /^\p{scx=Ogham}+$/u,
+  matchSymbols,
+  "\\p{scx=Ogham}"
+);
+testPropertyEscapes(
+  /^\p{scx=Ogam}+$/u,
+  matchSymbols,
+  "\\p{scx=Ogam}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00167F],
+    [0x00169D, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Ogham}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Ogham}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Ogam}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Ogam}"
+);
+testPropertyEscapes(
+  /^\P{scx=Ogham}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Ogham}"
+);
+testPropertyEscapes(
+  /^\P{scx=Ogam}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Ogam}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ol_Chiki.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ol_Chiki.js
new file mode 100644
index 0000000000000000000000000000000000000000..c191e7fb9a607f3a46584069bb1d41a22d7d62d6
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ol_Chiki.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Ol_Chiki`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001C50, 0x001C7F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Ol_Chiki}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Ol_Chiki}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Olck}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Olck}"
+);
+testPropertyEscapes(
+  /^\p{scx=Ol_Chiki}+$/u,
+  matchSymbols,
+  "\\p{scx=Ol_Chiki}"
+);
+testPropertyEscapes(
+  /^\p{scx=Olck}+$/u,
+  matchSymbols,
+  "\\p{scx=Olck}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001C4F],
+    [0x001C80, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Ol_Chiki}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Ol_Chiki}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Olck}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Olck}"
+);
+testPropertyEscapes(
+  /^\P{scx=Ol_Chiki}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Ol_Chiki}"
+);
+testPropertyEscapes(
+  /^\P{scx=Olck}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Olck}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Hungarian.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Hungarian.js
new file mode 100644
index 0000000000000000000000000000000000000000..8c3500b902ff9501b96d07d5eaa22fa0dbff52c1
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Hungarian.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Old_Hungarian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010C80, 0x010CB2],
+    [0x010CC0, 0x010CF2],
+    [0x010CFA, 0x010CFF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Old_Hungarian}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Old_Hungarian}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Hung}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Hung}"
+);
+testPropertyEscapes(
+  /^\p{scx=Old_Hungarian}+$/u,
+  matchSymbols,
+  "\\p{scx=Old_Hungarian}"
+);
+testPropertyEscapes(
+  /^\p{scx=Hung}+$/u,
+  matchSymbols,
+  "\\p{scx=Hung}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010C7F],
+    [0x010CB3, 0x010CBF],
+    [0x010CF3, 0x010CF9],
+    [0x010D00, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Old_Hungarian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Old_Hungarian}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Hung}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Hung}"
+);
+testPropertyEscapes(
+  /^\P{scx=Old_Hungarian}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Old_Hungarian}"
+);
+testPropertyEscapes(
+  /^\P{scx=Hung}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Hung}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Italic.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Italic.js
new file mode 100644
index 0000000000000000000000000000000000000000..2f5c9df729d558399103bb619a3d10768a5e74aa
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Italic.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Old_Italic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010300, 0x010323]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Old_Italic}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Old_Italic}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Ital}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Ital}"
+);
+testPropertyEscapes(
+  /^\p{scx=Old_Italic}+$/u,
+  matchSymbols,
+  "\\p{scx=Old_Italic}"
+);
+testPropertyEscapes(
+  /^\p{scx=Ital}+$/u,
+  matchSymbols,
+  "\\p{scx=Ital}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0102FF],
+    [0x010324, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Old_Italic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Old_Italic}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Ital}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Ital}"
+);
+testPropertyEscapes(
+  /^\P{scx=Old_Italic}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Old_Italic}"
+);
+testPropertyEscapes(
+  /^\P{scx=Ital}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Ital}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_North_Arabian.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_North_Arabian.js
new file mode 100644
index 0000000000000000000000000000000000000000..b47873d47a2ec790d0ed3da94a21317e9249de87
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_North_Arabian.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Old_North_Arabian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010A80, 0x010A9F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Old_North_Arabian}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Old_North_Arabian}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Narb}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Narb}"
+);
+testPropertyEscapes(
+  /^\p{scx=Old_North_Arabian}+$/u,
+  matchSymbols,
+  "\\p{scx=Old_North_Arabian}"
+);
+testPropertyEscapes(
+  /^\p{scx=Narb}+$/u,
+  matchSymbols,
+  "\\p{scx=Narb}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010A7F],
+    [0x010AA0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Old_North_Arabian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Old_North_Arabian}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Narb}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Narb}"
+);
+testPropertyEscapes(
+  /^\P{scx=Old_North_Arabian}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Old_North_Arabian}"
+);
+testPropertyEscapes(
+  /^\P{scx=Narb}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Narb}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Permic.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Permic.js
new file mode 100644
index 0000000000000000000000000000000000000000..51657cf7c4968d9a423705ef41fb337c1e9f881f
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Permic.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Old_Permic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000483
+  ],
+  ranges: [
+    [0x010350, 0x01037A]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Old_Permic}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Old_Permic}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Perm}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Perm}"
+);
+testPropertyEscapes(
+  /^\p{scx=Old_Permic}+$/u,
+  matchSymbols,
+  "\\p{scx=Old_Permic}"
+);
+testPropertyEscapes(
+  /^\p{scx=Perm}+$/u,
+  matchSymbols,
+  "\\p{scx=Perm}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000482],
+    [0x000484, 0x00DBFF],
+    [0x00E000, 0x01034F],
+    [0x01037B, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Old_Permic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Old_Permic}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Perm}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Perm}"
+);
+testPropertyEscapes(
+  /^\P{scx=Old_Permic}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Old_Permic}"
+);
+testPropertyEscapes(
+  /^\P{scx=Perm}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Perm}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Persian.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Persian.js
new file mode 100644
index 0000000000000000000000000000000000000000..cdc7b7e3e22d8a6a19570262642e18c0f63722e4
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Persian.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Old_Persian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0103A0, 0x0103C3],
+    [0x0103C8, 0x0103D5]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Old_Persian}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Old_Persian}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Xpeo}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Xpeo}"
+);
+testPropertyEscapes(
+  /^\p{scx=Old_Persian}+$/u,
+  matchSymbols,
+  "\\p{scx=Old_Persian}"
+);
+testPropertyEscapes(
+  /^\p{scx=Xpeo}+$/u,
+  matchSymbols,
+  "\\p{scx=Xpeo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01039F],
+    [0x0103C4, 0x0103C7],
+    [0x0103D6, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Old_Persian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Old_Persian}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Xpeo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Xpeo}"
+);
+testPropertyEscapes(
+  /^\P{scx=Old_Persian}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Old_Persian}"
+);
+testPropertyEscapes(
+  /^\P{scx=Xpeo}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Xpeo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_South_Arabian.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_South_Arabian.js
new file mode 100644
index 0000000000000000000000000000000000000000..33a27ab4c77fa3a5f6eba7d94a1fc7c6ea080c56
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_South_Arabian.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Old_South_Arabian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010A60, 0x010A7F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Old_South_Arabian}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Old_South_Arabian}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Sarb}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Sarb}"
+);
+testPropertyEscapes(
+  /^\p{scx=Old_South_Arabian}+$/u,
+  matchSymbols,
+  "\\p{scx=Old_South_Arabian}"
+);
+testPropertyEscapes(
+  /^\p{scx=Sarb}+$/u,
+  matchSymbols,
+  "\\p{scx=Sarb}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010A5F],
+    [0x010A80, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Old_South_Arabian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Old_South_Arabian}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Sarb}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Sarb}"
+);
+testPropertyEscapes(
+  /^\P{scx=Old_South_Arabian}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Old_South_Arabian}"
+);
+testPropertyEscapes(
+  /^\P{scx=Sarb}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Sarb}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Turkic.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Turkic.js
new file mode 100644
index 0000000000000000000000000000000000000000..facae44401160f58698e3889eeb4132c5238c801
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Old_Turkic.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Old_Turkic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010C00, 0x010C48]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Old_Turkic}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Old_Turkic}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Orkh}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Orkh}"
+);
+testPropertyEscapes(
+  /^\p{scx=Old_Turkic}+$/u,
+  matchSymbols,
+  "\\p{scx=Old_Turkic}"
+);
+testPropertyEscapes(
+  /^\p{scx=Orkh}+$/u,
+  matchSymbols,
+  "\\p{scx=Orkh}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x010BFF],
+    [0x010C49, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Old_Turkic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Old_Turkic}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Orkh}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Orkh}"
+);
+testPropertyEscapes(
+  /^\P{scx=Old_Turkic}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Old_Turkic}"
+);
+testPropertyEscapes(
+  /^\P{scx=Orkh}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Orkh}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Oriya.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Oriya.js
new file mode 100644
index 0000000000000000000000000000000000000000..3ec9bb5e7130b5340e55814c309da4eeefc6a532
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Oriya.js
@@ -0,0 +1,102 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Oriya`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000951, 0x000952],
+    [0x000964, 0x000965],
+    [0x000B01, 0x000B03],
+    [0x000B05, 0x000B0C],
+    [0x000B0F, 0x000B10],
+    [0x000B13, 0x000B28],
+    [0x000B2A, 0x000B30],
+    [0x000B32, 0x000B33],
+    [0x000B35, 0x000B39],
+    [0x000B3C, 0x000B44],
+    [0x000B47, 0x000B48],
+    [0x000B4B, 0x000B4D],
+    [0x000B56, 0x000B57],
+    [0x000B5C, 0x000B5D],
+    [0x000B5F, 0x000B63],
+    [0x000B66, 0x000B77]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Oriya}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Oriya}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Orya}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Orya}"
+);
+testPropertyEscapes(
+  /^\p{scx=Oriya}+$/u,
+  matchSymbols,
+  "\\p{scx=Oriya}"
+);
+testPropertyEscapes(
+  /^\p{scx=Orya}+$/u,
+  matchSymbols,
+  "\\p{scx=Orya}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000B04,
+    0x000B29,
+    0x000B31,
+    0x000B34,
+    0x000B5E
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000950],
+    [0x000953, 0x000963],
+    [0x000966, 0x000B00],
+    [0x000B0D, 0x000B0E],
+    [0x000B11, 0x000B12],
+    [0x000B3A, 0x000B3B],
+    [0x000B45, 0x000B46],
+    [0x000B49, 0x000B4A],
+    [0x000B4E, 0x000B55],
+    [0x000B58, 0x000B5B],
+    [0x000B64, 0x000B65],
+    [0x000B78, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Oriya}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Oriya}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Orya}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Orya}"
+);
+testPropertyEscapes(
+  /^\P{scx=Oriya}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Oriya}"
+);
+testPropertyEscapes(
+  /^\P{scx=Orya}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Orya}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Osage.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Osage.js
new file mode 100644
index 0000000000000000000000000000000000000000..80643a54fd0c5041a1ad52a61057ead918b2d2a4
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Osage.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Osage`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0104B0, 0x0104D3],
+    [0x0104D8, 0x0104FB]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Osage}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Osage}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Osge}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Osge}"
+);
+testPropertyEscapes(
+  /^\p{scx=Osage}+$/u,
+  matchSymbols,
+  "\\p{scx=Osage}"
+);
+testPropertyEscapes(
+  /^\p{scx=Osge}+$/u,
+  matchSymbols,
+  "\\p{scx=Osge}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0104AF],
+    [0x0104D4, 0x0104D7],
+    [0x0104FC, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Osage}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Osage}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Osge}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Osge}"
+);
+testPropertyEscapes(
+  /^\P{scx=Osage}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Osage}"
+);
+testPropertyEscapes(
+  /^\P{scx=Osge}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Osge}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Osmanya.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Osmanya.js
new file mode 100644
index 0000000000000000000000000000000000000000..0dc40f6f78a9c46c713092eda0bb9d3ca2765161
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Osmanya.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Osmanya`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010480, 0x01049D],
+    [0x0104A0, 0x0104A9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Osmanya}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Osmanya}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Osma}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Osma}"
+);
+testPropertyEscapes(
+  /^\p{scx=Osmanya}+$/u,
+  matchSymbols,
+  "\\p{scx=Osmanya}"
+);
+testPropertyEscapes(
+  /^\p{scx=Osma}+$/u,
+  matchSymbols,
+  "\\p{scx=Osma}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01047F],
+    [0x01049E, 0x01049F],
+    [0x0104AA, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Osmanya}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Osmanya}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Osma}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Osma}"
+);
+testPropertyEscapes(
+  /^\P{scx=Osmanya}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Osmanya}"
+);
+testPropertyEscapes(
+  /^\P{scx=Osma}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Osma}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Pahawh_Hmong.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Pahawh_Hmong.js
new file mode 100644
index 0000000000000000000000000000000000000000..15f360fbf74cddcff883cb4e83cad3c3b30a2307
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Pahawh_Hmong.js
@@ -0,0 +1,80 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Pahawh_Hmong`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x016B00, 0x016B45],
+    [0x016B50, 0x016B59],
+    [0x016B5B, 0x016B61],
+    [0x016B63, 0x016B77],
+    [0x016B7D, 0x016B8F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Pahawh_Hmong}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Pahawh_Hmong}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Hmng}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Hmng}"
+);
+testPropertyEscapes(
+  /^\p{scx=Pahawh_Hmong}+$/u,
+  matchSymbols,
+  "\\p{scx=Pahawh_Hmong}"
+);
+testPropertyEscapes(
+  /^\p{scx=Hmng}+$/u,
+  matchSymbols,
+  "\\p{scx=Hmng}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x016B5A,
+    0x016B62
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x016AFF],
+    [0x016B46, 0x016B4F],
+    [0x016B78, 0x016B7C],
+    [0x016B90, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Pahawh_Hmong}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Pahawh_Hmong}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Hmng}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Hmng}"
+);
+testPropertyEscapes(
+  /^\P{scx=Pahawh_Hmong}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Pahawh_Hmong}"
+);
+testPropertyEscapes(
+  /^\P{scx=Hmng}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Hmng}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Palmyrene.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Palmyrene.js
new file mode 100644
index 0000000000000000000000000000000000000000..e9b6c82d58407cfa416277adbd1b64bb0781cbfd
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Palmyrene.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Palmyrene`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010860, 0x01087F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Palmyrene}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Palmyrene}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Palm}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Palm}"
+);
+testPropertyEscapes(
+  /^\p{scx=Palmyrene}+$/u,
+  matchSymbols,
+  "\\p{scx=Palmyrene}"
+);
+testPropertyEscapes(
+  /^\p{scx=Palm}+$/u,
+  matchSymbols,
+  "\\p{scx=Palm}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01085F],
+    [0x010880, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Palmyrene}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Palmyrene}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Palm}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Palm}"
+);
+testPropertyEscapes(
+  /^\P{scx=Palmyrene}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Palmyrene}"
+);
+testPropertyEscapes(
+  /^\P{scx=Palm}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Palm}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Pau_Cin_Hau.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Pau_Cin_Hau.js
new file mode 100644
index 0000000000000000000000000000000000000000..29e6e6d8e56b2d42536a915ca3ac7cff5e9cbdb6
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Pau_Cin_Hau.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Pau_Cin_Hau`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011AC0, 0x011AF8]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Pau_Cin_Hau}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Pau_Cin_Hau}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Pauc}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Pauc}"
+);
+testPropertyEscapes(
+  /^\p{scx=Pau_Cin_Hau}+$/u,
+  matchSymbols,
+  "\\p{scx=Pau_Cin_Hau}"
+);
+testPropertyEscapes(
+  /^\p{scx=Pauc}+$/u,
+  matchSymbols,
+  "\\p{scx=Pauc}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x011ABF],
+    [0x011AF9, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Pau_Cin_Hau}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Pau_Cin_Hau}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Pauc}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Pauc}"
+);
+testPropertyEscapes(
+  /^\P{scx=Pau_Cin_Hau}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Pau_Cin_Hau}"
+);
+testPropertyEscapes(
+  /^\P{scx=Pauc}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Pauc}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Phags_Pa.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Phags_Pa.js
new file mode 100644
index 0000000000000000000000000000000000000000..7ec30fe1d40a97a94f39a61f71625b857f291d4f
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Phags_Pa.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Phags_Pa`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x001805
+  ],
+  ranges: [
+    [0x001802, 0x001803],
+    [0x00A840, 0x00A877]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Phags_Pa}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Phags_Pa}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Phag}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Phag}"
+);
+testPropertyEscapes(
+  /^\p{scx=Phags_Pa}+$/u,
+  matchSymbols,
+  "\\p{scx=Phags_Pa}"
+);
+testPropertyEscapes(
+  /^\p{scx=Phag}+$/u,
+  matchSymbols,
+  "\\p{scx=Phag}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x001804
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001801],
+    [0x001806, 0x00A83F],
+    [0x00A878, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Phags_Pa}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Phags_Pa}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Phag}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Phag}"
+);
+testPropertyEscapes(
+  /^\P{scx=Phags_Pa}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Phags_Pa}"
+);
+testPropertyEscapes(
+  /^\P{scx=Phag}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Phag}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Phoenician.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Phoenician.js
new file mode 100644
index 0000000000000000000000000000000000000000..d08f27d065ec01e767a7f28628ad3af02d991649
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Phoenician.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Phoenician`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01091F
+  ],
+  ranges: [
+    [0x010900, 0x01091B]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Phoenician}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Phoenician}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Phnx}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Phnx}"
+);
+testPropertyEscapes(
+  /^\p{scx=Phoenician}+$/u,
+  matchSymbols,
+  "\\p{scx=Phoenician}"
+);
+testPropertyEscapes(
+  /^\p{scx=Phnx}+$/u,
+  matchSymbols,
+  "\\p{scx=Phnx}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0108FF],
+    [0x01091C, 0x01091E],
+    [0x010920, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Phoenician}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Phoenician}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Phnx}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Phnx}"
+);
+testPropertyEscapes(
+  /^\P{scx=Phoenician}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Phoenician}"
+);
+testPropertyEscapes(
+  /^\P{scx=Phnx}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Phnx}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Psalter_Pahlavi.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Psalter_Pahlavi.js
new file mode 100644
index 0000000000000000000000000000000000000000..8d0300f1ce24b7daccc7073544f05ed793d71f9c
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Psalter_Pahlavi.js
@@ -0,0 +1,78 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Psalter_Pahlavi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000640
+  ],
+  ranges: [
+    [0x010B80, 0x010B91],
+    [0x010B99, 0x010B9C],
+    [0x010BA9, 0x010BAF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Psalter_Pahlavi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Psalter_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Phlp}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Phlp}"
+);
+testPropertyEscapes(
+  /^\p{scx=Psalter_Pahlavi}+$/u,
+  matchSymbols,
+  "\\p{scx=Psalter_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Phlp}+$/u,
+  matchSymbols,
+  "\\p{scx=Phlp}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00063F],
+    [0x000641, 0x00DBFF],
+    [0x00E000, 0x010B7F],
+    [0x010B92, 0x010B98],
+    [0x010B9D, 0x010BA8],
+    [0x010BB0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Psalter_Pahlavi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Psalter_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Phlp}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Phlp}"
+);
+testPropertyEscapes(
+  /^\P{scx=Psalter_Pahlavi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Psalter_Pahlavi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Phlp}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Phlp}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Rejang.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Rejang.js
new file mode 100644
index 0000000000000000000000000000000000000000..4aefd7c3d0e9af76d815e7aa23fd6232db87adb6
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Rejang.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Rejang`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00A95F
+  ],
+  ranges: [
+    [0x00A930, 0x00A953]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Rejang}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Rejang}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Rjng}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Rjng}"
+);
+testPropertyEscapes(
+  /^\p{scx=Rejang}+$/u,
+  matchSymbols,
+  "\\p{scx=Rejang}"
+);
+testPropertyEscapes(
+  /^\p{scx=Rjng}+$/u,
+  matchSymbols,
+  "\\p{scx=Rjng}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A92F],
+    [0x00A954, 0x00A95E],
+    [0x00A960, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Rejang}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Rejang}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Rjng}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Rjng}"
+);
+testPropertyEscapes(
+  /^\P{scx=Rejang}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Rejang}"
+);
+testPropertyEscapes(
+  /^\P{scx=Rjng}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Rjng}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Runic.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Runic.js
new file mode 100644
index 0000000000000000000000000000000000000000..b8524ec01e09f1e86bace0ba184c17103d3963c1
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Runic.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Runic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0016A0, 0x0016EA],
+    [0x0016EE, 0x0016F8]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Runic}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Runic}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Runr}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Runr}"
+);
+testPropertyEscapes(
+  /^\p{scx=Runic}+$/u,
+  matchSymbols,
+  "\\p{scx=Runic}"
+);
+testPropertyEscapes(
+  /^\p{scx=Runr}+$/u,
+  matchSymbols,
+  "\\p{scx=Runr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00169F],
+    [0x0016EB, 0x0016ED],
+    [0x0016F9, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Runic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Runic}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Runr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Runr}"
+);
+testPropertyEscapes(
+  /^\P{scx=Runic}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Runic}"
+);
+testPropertyEscapes(
+  /^\P{scx=Runr}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Runr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Samaritan.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Samaritan.js
new file mode 100644
index 0000000000000000000000000000000000000000..9f32102b32a8601e08a2242095016fa952b98ce3
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Samaritan.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Samaritan`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000800, 0x00082D],
+    [0x000830, 0x00083E]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Samaritan}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Samaritan}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Samr}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Samr}"
+);
+testPropertyEscapes(
+  /^\p{scx=Samaritan}+$/u,
+  matchSymbols,
+  "\\p{scx=Samaritan}"
+);
+testPropertyEscapes(
+  /^\p{scx=Samr}+$/u,
+  matchSymbols,
+  "\\p{scx=Samr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0007FF],
+    [0x00082E, 0x00082F],
+    [0x00083F, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Samaritan}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Samaritan}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Samr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Samr}"
+);
+testPropertyEscapes(
+  /^\P{scx=Samaritan}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Samaritan}"
+);
+testPropertyEscapes(
+  /^\P{scx=Samr}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Samr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Saurashtra.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Saurashtra.js
new file mode 100644
index 0000000000000000000000000000000000000000..5c359045f6032062aa121fd3a64bf842102c35d0
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Saurashtra.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Saurashtra`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A880, 0x00A8C5],
+    [0x00A8CE, 0x00A8D9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Saurashtra}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Saurashtra}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Saur}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Saur}"
+);
+testPropertyEscapes(
+  /^\p{scx=Saurashtra}+$/u,
+  matchSymbols,
+  "\\p{scx=Saurashtra}"
+);
+testPropertyEscapes(
+  /^\p{scx=Saur}+$/u,
+  matchSymbols,
+  "\\p{scx=Saur}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A87F],
+    [0x00A8C6, 0x00A8CD],
+    [0x00A8DA, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Saurashtra}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Saurashtra}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Saur}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Saur}"
+);
+testPropertyEscapes(
+  /^\P{scx=Saurashtra}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Saurashtra}"
+);
+testPropertyEscapes(
+  /^\P{scx=Saur}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Saur}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Sharada.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Sharada.js
new file mode 100644
index 0000000000000000000000000000000000000000..f2f84f2c04774d5855aac88650dc051886d2762b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Sharada.js
@@ -0,0 +1,85 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Sharada`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000951,
+    0x001CD7,
+    0x001CD9,
+    0x001CE0
+  ],
+  ranges: [
+    [0x001CDC, 0x001CDD],
+    [0x011180, 0x0111CD],
+    [0x0111D0, 0x0111DF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Sharada}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Sharada}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Shrd}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Shrd}"
+);
+testPropertyEscapes(
+  /^\p{scx=Sharada}+$/u,
+  matchSymbols,
+  "\\p{scx=Sharada}"
+);
+testPropertyEscapes(
+  /^\p{scx=Shrd}+$/u,
+  matchSymbols,
+  "\\p{scx=Shrd}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x001CD8
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000950],
+    [0x000952, 0x001CD6],
+    [0x001CDA, 0x001CDB],
+    [0x001CDE, 0x001CDF],
+    [0x001CE1, 0x00DBFF],
+    [0x00E000, 0x01117F],
+    [0x0111CE, 0x0111CF],
+    [0x0111E0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Sharada}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Sharada}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Shrd}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Shrd}"
+);
+testPropertyEscapes(
+  /^\P{scx=Sharada}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Sharada}"
+);
+testPropertyEscapes(
+  /^\P{scx=Shrd}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Shrd}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Shavian.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Shavian.js
new file mode 100644
index 0000000000000000000000000000000000000000..1cde6256f5060a325702f6807730dbe1b025e587
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Shavian.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Shavian`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x010450, 0x01047F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Shavian}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Shavian}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Shaw}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Shaw}"
+);
+testPropertyEscapes(
+  /^\p{scx=Shavian}+$/u,
+  matchSymbols,
+  "\\p{scx=Shavian}"
+);
+testPropertyEscapes(
+  /^\p{scx=Shaw}+$/u,
+  matchSymbols,
+  "\\p{scx=Shaw}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01044F],
+    [0x010480, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Shavian}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Shavian}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Shaw}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Shaw}"
+);
+testPropertyEscapes(
+  /^\P{scx=Shavian}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Shavian}"
+);
+testPropertyEscapes(
+  /^\P{scx=Shaw}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Shaw}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Siddham.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Siddham.js
new file mode 100644
index 0000000000000000000000000000000000000000..b20f4a1909ea493c4e56c7c235bc4b4c5a3ae352
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Siddham.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Siddham`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x011580, 0x0115B5],
+    [0x0115B8, 0x0115DD]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Siddham}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Siddham}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Sidd}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Sidd}"
+);
+testPropertyEscapes(
+  /^\p{scx=Siddham}+$/u,
+  matchSymbols,
+  "\\p{scx=Siddham}"
+);
+testPropertyEscapes(
+  /^\p{scx=Sidd}+$/u,
+  matchSymbols,
+  "\\p{scx=Sidd}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01157F],
+    [0x0115B6, 0x0115B7],
+    [0x0115DE, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Siddham}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Siddham}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Sidd}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Sidd}"
+);
+testPropertyEscapes(
+  /^\P{scx=Siddham}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Siddham}"
+);
+testPropertyEscapes(
+  /^\P{scx=Sidd}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Sidd}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_SignWriting.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_SignWriting.js
new file mode 100644
index 0000000000000000000000000000000000000000..eabd85a6e3158d34ad4a7da9291a404dc2af33fd
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_SignWriting.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=SignWriting`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x01D800, 0x01DA8B],
+    [0x01DA9B, 0x01DA9F],
+    [0x01DAA1, 0x01DAAF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=SignWriting}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=SignWriting}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Sgnw}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Sgnw}"
+);
+testPropertyEscapes(
+  /^\p{scx=SignWriting}+$/u,
+  matchSymbols,
+  "\\p{scx=SignWriting}"
+);
+testPropertyEscapes(
+  /^\p{scx=Sgnw}+$/u,
+  matchSymbols,
+  "\\p{scx=Sgnw}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x01DAA0
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01D7FF],
+    [0x01DA8C, 0x01DA9A],
+    [0x01DAB0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=SignWriting}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=SignWriting}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Sgnw}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Sgnw}"
+);
+testPropertyEscapes(
+  /^\P{scx=SignWriting}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=SignWriting}"
+);
+testPropertyEscapes(
+  /^\P{scx=Sgnw}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Sgnw}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Sinhala.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Sinhala.js
new file mode 100644
index 0000000000000000000000000000000000000000..0cee0380cb7058e250f30ef95858365d4fe99241
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Sinhala.js
@@ -0,0 +1,99 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Sinhala`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000DBD,
+    0x000DCA,
+    0x000DD6
+  ],
+  ranges: [
+    [0x000964, 0x000965],
+    [0x000D82, 0x000D83],
+    [0x000D85, 0x000D96],
+    [0x000D9A, 0x000DB1],
+    [0x000DB3, 0x000DBB],
+    [0x000DC0, 0x000DC6],
+    [0x000DCF, 0x000DD4],
+    [0x000DD8, 0x000DDF],
+    [0x000DE6, 0x000DEF],
+    [0x000DF2, 0x000DF4],
+    [0x0111E1, 0x0111F4]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Sinhala}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Sinhala}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Sinh}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Sinh}"
+);
+testPropertyEscapes(
+  /^\p{scx=Sinhala}+$/u,
+  matchSymbols,
+  "\\p{scx=Sinhala}"
+);
+testPropertyEscapes(
+  /^\p{scx=Sinh}+$/u,
+  matchSymbols,
+  "\\p{scx=Sinh}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000D84,
+    0x000DB2,
+    0x000DBC,
+    0x000DD5,
+    0x000DD7
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000963],
+    [0x000966, 0x000D81],
+    [0x000D97, 0x000D99],
+    [0x000DBE, 0x000DBF],
+    [0x000DC7, 0x000DC9],
+    [0x000DCB, 0x000DCE],
+    [0x000DE0, 0x000DE5],
+    [0x000DF0, 0x000DF1],
+    [0x000DF5, 0x00DBFF],
+    [0x00E000, 0x0111E0],
+    [0x0111F5, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Sinhala}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Sinhala}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Sinh}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Sinh}"
+);
+testPropertyEscapes(
+  /^\P{scx=Sinhala}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Sinhala}"
+);
+testPropertyEscapes(
+  /^\P{scx=Sinh}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Sinh}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Sora_Sompeng.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Sora_Sompeng.js
new file mode 100644
index 0000000000000000000000000000000000000000..33571590420ab2c10ac32eedac4d34566a84bcd6
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Sora_Sompeng.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Sora_Sompeng`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x0110D0, 0x0110E8],
+    [0x0110F0, 0x0110F9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Sora_Sompeng}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Sora_Sompeng}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Sora}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Sora}"
+);
+testPropertyEscapes(
+  /^\p{scx=Sora_Sompeng}+$/u,
+  matchSymbols,
+  "\\p{scx=Sora_Sompeng}"
+);
+testPropertyEscapes(
+  /^\p{scx=Sora}+$/u,
+  matchSymbols,
+  "\\p{scx=Sora}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x0110CF],
+    [0x0110E9, 0x0110EF],
+    [0x0110FA, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Sora_Sompeng}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Sora_Sompeng}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Sora}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Sora}"
+);
+testPropertyEscapes(
+  /^\P{scx=Sora_Sompeng}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Sora_Sompeng}"
+);
+testPropertyEscapes(
+  /^\P{scx=Sora}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Sora}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Sundanese.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Sundanese.js
new file mode 100644
index 0000000000000000000000000000000000000000..efd7ba29e283a642921facdc4340e19b2f0c862b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Sundanese.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Sundanese`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001B80, 0x001BBF],
+    [0x001CC0, 0x001CC7]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Sundanese}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Sundanese}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Sund}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Sund}"
+);
+testPropertyEscapes(
+  /^\p{scx=Sundanese}+$/u,
+  matchSymbols,
+  "\\p{scx=Sundanese}"
+);
+testPropertyEscapes(
+  /^\p{scx=Sund}+$/u,
+  matchSymbols,
+  "\\p{scx=Sund}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001B7F],
+    [0x001BC0, 0x001CBF],
+    [0x001CC8, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Sundanese}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Sundanese}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Sund}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Sund}"
+);
+testPropertyEscapes(
+  /^\P{scx=Sundanese}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Sundanese}"
+);
+testPropertyEscapes(
+  /^\P{scx=Sund}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Sund}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Syloti_Nagri.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Syloti_Nagri.js
new file mode 100644
index 0000000000000000000000000000000000000000..ad36133aead683bdd56e2999170200f150e4ef0c
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Syloti_Nagri.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Syloti_Nagri`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000964, 0x000965],
+    [0x0009E6, 0x0009EF],
+    [0x00A800, 0x00A82B]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Syloti_Nagri}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Syloti_Nagri}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Sylo}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Sylo}"
+);
+testPropertyEscapes(
+  /^\p{scx=Syloti_Nagri}+$/u,
+  matchSymbols,
+  "\\p{scx=Syloti_Nagri}"
+);
+testPropertyEscapes(
+  /^\p{scx=Sylo}+$/u,
+  matchSymbols,
+  "\\p{scx=Sylo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000963],
+    [0x000966, 0x0009E5],
+    [0x0009F0, 0x00A7FF],
+    [0x00A82C, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Syloti_Nagri}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Syloti_Nagri}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Sylo}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Sylo}"
+);
+testPropertyEscapes(
+  /^\P{scx=Syloti_Nagri}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Syloti_Nagri}"
+);
+testPropertyEscapes(
+  /^\P{scx=Sylo}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Sylo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Syriac.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Syriac.js
new file mode 100644
index 0000000000000000000000000000000000000000..251bc7d65967f1705076d327b3c5a503ccc3d8b3
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Syriac.js
@@ -0,0 +1,89 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Syriac`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00060C,
+    0x00061B,
+    0x00061F,
+    0x000640,
+    0x000670
+  ],
+  ranges: [
+    [0x00064B, 0x000655],
+    [0x000700, 0x00070D],
+    [0x00070F, 0x00074A],
+    [0x00074D, 0x00074F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Syriac}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Syriac}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Syrc}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Syrc}"
+);
+testPropertyEscapes(
+  /^\p{scx=Syriac}+$/u,
+  matchSymbols,
+  "\\p{scx=Syriac}"
+);
+testPropertyEscapes(
+  /^\p{scx=Syrc}+$/u,
+  matchSymbols,
+  "\\p{scx=Syrc}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00070E
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00060B],
+    [0x00060D, 0x00061A],
+    [0x00061C, 0x00061E],
+    [0x000620, 0x00063F],
+    [0x000641, 0x00064A],
+    [0x000656, 0x00066F],
+    [0x000671, 0x0006FF],
+    [0x00074B, 0x00074C],
+    [0x000750, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Syriac}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Syriac}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Syrc}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Syrc}"
+);
+testPropertyEscapes(
+  /^\P{scx=Syriac}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Syriac}"
+);
+testPropertyEscapes(
+  /^\P{scx=Syrc}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Syrc}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tagalog.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tagalog.js
new file mode 100644
index 0000000000000000000000000000000000000000..801018ac9feb776823931e0e42f47c910e716e57
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tagalog.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Tagalog`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001700, 0x00170C],
+    [0x00170E, 0x001714],
+    [0x001735, 0x001736]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tagalog}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tagalog}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tglg}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tglg}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tagalog}+$/u,
+  matchSymbols,
+  "\\p{scx=Tagalog}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tglg}+$/u,
+  matchSymbols,
+  "\\p{scx=Tglg}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00170D
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0016FF],
+    [0x001715, 0x001734],
+    [0x001737, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tagalog}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tagalog}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tglg}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tglg}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tagalog}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tagalog}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tglg}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tglg}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tagbanwa.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tagbanwa.js
new file mode 100644
index 0000000000000000000000000000000000000000..a8c7088de1f78f8b012c7e61418bb1d5e697de0c
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tagbanwa.js
@@ -0,0 +1,78 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Tagbanwa`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001735, 0x001736],
+    [0x001760, 0x00176C],
+    [0x00176E, 0x001770],
+    [0x001772, 0x001773]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tagbanwa}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tagbanwa}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tagb}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tagb}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tagbanwa}+$/u,
+  matchSymbols,
+  "\\p{scx=Tagbanwa}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tagb}+$/u,
+  matchSymbols,
+  "\\p{scx=Tagb}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00176D,
+    0x001771
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001734],
+    [0x001737, 0x00175F],
+    [0x001774, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tagbanwa}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tagbanwa}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tagb}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tagb}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tagbanwa}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tagbanwa}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tagb}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tagb}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tai_Le.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tai_Le.js
new file mode 100644
index 0000000000000000000000000000000000000000..db67aa63f102bec286fdfac342e1d3dc94048af7
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tai_Le.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Tai_Le`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001040, 0x001049],
+    [0x001950, 0x00196D],
+    [0x001970, 0x001974]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tai_Le}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tai_Le}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tale}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tale}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tai_Le}+$/u,
+  matchSymbols,
+  "\\p{scx=Tai_Le}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tale}+$/u,
+  matchSymbols,
+  "\\p{scx=Tale}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00103F],
+    [0x00104A, 0x00194F],
+    [0x00196E, 0x00196F],
+    [0x001975, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tai_Le}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tai_Le}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tale}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tale}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tai_Le}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tai_Le}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tale}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tale}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tai_Tham.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tai_Tham.js
new file mode 100644
index 0000000000000000000000000000000000000000..8a8a48ef983c3fca9d45543031839389ef1563be
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tai_Tham.js
@@ -0,0 +1,80 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Tai_Tham`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x001A20, 0x001A5E],
+    [0x001A60, 0x001A7C],
+    [0x001A7F, 0x001A89],
+    [0x001A90, 0x001A99],
+    [0x001AA0, 0x001AAD]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tai_Tham}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tai_Tham}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Lana}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Lana}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tai_Tham}+$/u,
+  matchSymbols,
+  "\\p{scx=Tai_Tham}"
+);
+testPropertyEscapes(
+  /^\p{scx=Lana}+$/u,
+  matchSymbols,
+  "\\p{scx=Lana}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x001A5F
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x001A1F],
+    [0x001A7D, 0x001A7E],
+    [0x001A8A, 0x001A8F],
+    [0x001A9A, 0x001A9F],
+    [0x001AAE, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tai_Tham}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tai_Tham}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Lana}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Lana}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tai_Tham}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tai_Tham}"
+);
+testPropertyEscapes(
+  /^\P{scx=Lana}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Lana}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tai_Viet.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tai_Viet.js
new file mode 100644
index 0000000000000000000000000000000000000000..a82255cdd1ed7235f75da4be12956a1ceffa73d8
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tai_Viet.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Tai_Viet`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00AA80, 0x00AAC2],
+    [0x00AADB, 0x00AADF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tai_Viet}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tai_Viet}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tavt}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tavt}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tai_Viet}+$/u,
+  matchSymbols,
+  "\\p{scx=Tai_Viet}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tavt}+$/u,
+  matchSymbols,
+  "\\p{scx=Tavt}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00AA7F],
+    [0x00AAC3, 0x00AADA],
+    [0x00AAE0, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tai_Viet}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tai_Viet}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tavt}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tavt}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tai_Viet}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tai_Viet}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tavt}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tavt}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Takri.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Takri.js
new file mode 100644
index 0000000000000000000000000000000000000000..0cccb5fd74eb9d57b95508892c1308998468a79b
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Takri.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Takri`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000964, 0x000965],
+    [0x00A830, 0x00A839],
+    [0x011680, 0x0116B7],
+    [0x0116C0, 0x0116C9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Takri}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Takri}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Takr}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Takr}"
+);
+testPropertyEscapes(
+  /^\p{scx=Takri}+$/u,
+  matchSymbols,
+  "\\p{scx=Takri}"
+);
+testPropertyEscapes(
+  /^\p{scx=Takr}+$/u,
+  matchSymbols,
+  "\\p{scx=Takr}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000963],
+    [0x000966, 0x00A82F],
+    [0x00A83A, 0x00DBFF],
+    [0x00E000, 0x01167F],
+    [0x0116B8, 0x0116BF],
+    [0x0116CA, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Takri}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Takri}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Takr}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Takr}"
+);
+testPropertyEscapes(
+  /^\P{scx=Takri}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Takri}"
+);
+testPropertyEscapes(
+  /^\P{scx=Takr}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Takr}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tamil.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tamil.js
new file mode 100644
index 0000000000000000000000000000000000000000..dd1b315701fc101e0c0b70ff943396eeccce58d6
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tamil.js
@@ -0,0 +1,115 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Tamil`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000B9C,
+    0x000BD0,
+    0x000BD7,
+    0x001CDA,
+    0x00A8F3,
+    0x011303,
+    0x01133C
+  ],
+  ranges: [
+    [0x000951, 0x000952],
+    [0x000964, 0x000965],
+    [0x000B82, 0x000B83],
+    [0x000B85, 0x000B8A],
+    [0x000B8E, 0x000B90],
+    [0x000B92, 0x000B95],
+    [0x000B99, 0x000B9A],
+    [0x000B9E, 0x000B9F],
+    [0x000BA3, 0x000BA4],
+    [0x000BA8, 0x000BAA],
+    [0x000BAE, 0x000BB9],
+    [0x000BBE, 0x000BC2],
+    [0x000BC6, 0x000BC8],
+    [0x000BCA, 0x000BCD],
+    [0x000BE6, 0x000BFA]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tamil}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tamil}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Taml}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Taml}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tamil}+$/u,
+  matchSymbols,
+  "\\p{scx=Tamil}"
+);
+testPropertyEscapes(
+  /^\p{scx=Taml}+$/u,
+  matchSymbols,
+  "\\p{scx=Taml}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000B84,
+    0x000B91,
+    0x000B9B,
+    0x000B9D,
+    0x000BC9
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000950],
+    [0x000953, 0x000963],
+    [0x000966, 0x000B81],
+    [0x000B8B, 0x000B8D],
+    [0x000B96, 0x000B98],
+    [0x000BA0, 0x000BA2],
+    [0x000BA5, 0x000BA7],
+    [0x000BAB, 0x000BAD],
+    [0x000BBA, 0x000BBD],
+    [0x000BC3, 0x000BC5],
+    [0x000BCE, 0x000BCF],
+    [0x000BD1, 0x000BD6],
+    [0x000BD8, 0x000BE5],
+    [0x000BFB, 0x001CD9],
+    [0x001CDB, 0x00A8F2],
+    [0x00A8F4, 0x00DBFF],
+    [0x00E000, 0x011302],
+    [0x011304, 0x01133B],
+    [0x01133D, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tamil}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tamil}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Taml}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Taml}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tamil}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tamil}"
+);
+testPropertyEscapes(
+  /^\P{scx=Taml}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Taml}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tangut.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tangut.js
new file mode 100644
index 0000000000000000000000000000000000000000..79ca878fde3704c3ccce6ff712db7e9b0aa0cd64
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tangut.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Tangut`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x016FE0
+  ],
+  ranges: [
+    [0x017000, 0x0187EC],
+    [0x018800, 0x018AF2]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tangut}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tangut}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tang}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tang}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tangut}+$/u,
+  matchSymbols,
+  "\\p{scx=Tangut}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tang}+$/u,
+  matchSymbols,
+  "\\p{scx=Tang}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x016FDF],
+    [0x016FE1, 0x016FFF],
+    [0x0187ED, 0x0187FF],
+    [0x018AF3, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tangut}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tangut}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tang}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tang}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tangut}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tangut}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tang}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tang}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Telugu.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Telugu.js
new file mode 100644
index 0000000000000000000000000000000000000000..2f436fcc9854d58cdf4d3a5f2f3154e37a187707
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Telugu.js
@@ -0,0 +1,103 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Telugu`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x001CDA
+  ],
+  ranges: [
+    [0x000951, 0x000952],
+    [0x000964, 0x000965],
+    [0x000C00, 0x000C03],
+    [0x000C05, 0x000C0C],
+    [0x000C0E, 0x000C10],
+    [0x000C12, 0x000C28],
+    [0x000C2A, 0x000C39],
+    [0x000C3D, 0x000C44],
+    [0x000C46, 0x000C48],
+    [0x000C4A, 0x000C4D],
+    [0x000C55, 0x000C56],
+    [0x000C58, 0x000C5A],
+    [0x000C60, 0x000C63],
+    [0x000C66, 0x000C6F],
+    [0x000C78, 0x000C7F]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Telugu}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Telugu}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Telu}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Telu}"
+);
+testPropertyEscapes(
+  /^\p{scx=Telugu}+$/u,
+  matchSymbols,
+  "\\p{scx=Telugu}"
+);
+testPropertyEscapes(
+  /^\p{scx=Telu}+$/u,
+  matchSymbols,
+  "\\p{scx=Telu}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000C04,
+    0x000C0D,
+    0x000C11,
+    0x000C29,
+    0x000C45,
+    0x000C49,
+    0x000C57
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000950],
+    [0x000953, 0x000963],
+    [0x000966, 0x000BFF],
+    [0x000C3A, 0x000C3C],
+    [0x000C4E, 0x000C54],
+    [0x000C5B, 0x000C5F],
+    [0x000C64, 0x000C65],
+    [0x000C70, 0x000C77],
+    [0x000C80, 0x001CD9],
+    [0x001CDB, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Telugu}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Telugu}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Telu}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Telu}"
+);
+testPropertyEscapes(
+  /^\P{scx=Telugu}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Telugu}"
+);
+testPropertyEscapes(
+  /^\P{scx=Telu}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Telu}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Thaana.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Thaana.js
new file mode 100644
index 0000000000000000000000000000000000000000..3ca3d7c2a9e791dfe7b980dbc8fb9b08a39c521d
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Thaana.js
@@ -0,0 +1,84 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Thaana`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00060C,
+    0x00061B,
+    0x00061F,
+    0x00FDF2,
+    0x00FDFD
+  ],
+  ranges: [
+    [0x000660, 0x000669],
+    [0x000780, 0x0007B1]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Thaana}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Thaana}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Thaa}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Thaa}"
+);
+testPropertyEscapes(
+  /^\p{scx=Thaana}+$/u,
+  matchSymbols,
+  "\\p{scx=Thaana}"
+);
+testPropertyEscapes(
+  /^\p{scx=Thaa}+$/u,
+  matchSymbols,
+  "\\p{scx=Thaa}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00060B],
+    [0x00060D, 0x00061A],
+    [0x00061C, 0x00061E],
+    [0x000620, 0x00065F],
+    [0x00066A, 0x00077F],
+    [0x0007B2, 0x00DBFF],
+    [0x00E000, 0x00FDF1],
+    [0x00FDF3, 0x00FDFC],
+    [0x00FDFE, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Thaana}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Thaana}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Thaa}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Thaa}"
+);
+testPropertyEscapes(
+  /^\P{scx=Thaana}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Thaana}"
+);
+testPropertyEscapes(
+  /^\P{scx=Thaa}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Thaa}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Thai.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Thai.js
new file mode 100644
index 0000000000000000000000000000000000000000..d026f34231b7c479933b6f5d8d93e824540d700a
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Thai.js
@@ -0,0 +1,73 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Thai`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000E01, 0x000E3A],
+    [0x000E40, 0x000E5B]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Thai}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Thai}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Thai}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Thai}"
+);
+testPropertyEscapes(
+  /^\p{scx=Thai}+$/u,
+  matchSymbols,
+  "\\p{scx=Thai}"
+);
+testPropertyEscapes(
+  /^\p{scx=Thai}+$/u,
+  matchSymbols,
+  "\\p{scx=Thai}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000E00],
+    [0x000E3B, 0x000E3F],
+    [0x000E5C, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Thai}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Thai}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Thai}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Thai}"
+);
+testPropertyEscapes(
+  /^\P{scx=Thai}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Thai}"
+);
+testPropertyEscapes(
+  /^\P{scx=Thai}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Thai}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tibetan.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tibetan.js
new file mode 100644
index 0000000000000000000000000000000000000000..caa508e96a84b3c7121031eb1a792c2a01ebb659
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tibetan.js
@@ -0,0 +1,84 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Tibetan`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000F00, 0x000F47],
+    [0x000F49, 0x000F6C],
+    [0x000F71, 0x000F97],
+    [0x000F99, 0x000FBC],
+    [0x000FBE, 0x000FCC],
+    [0x000FCE, 0x000FD4],
+    [0x000FD9, 0x000FDA]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tibetan}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tibetan}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tibt}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tibt}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tibetan}+$/u,
+  matchSymbols,
+  "\\p{scx=Tibetan}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tibt}+$/u,
+  matchSymbols,
+  "\\p{scx=Tibt}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000F48,
+    0x000F98,
+    0x000FBD,
+    0x000FCD
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000EFF],
+    [0x000F6D, 0x000F70],
+    [0x000FD5, 0x000FD8],
+    [0x000FDB, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tibetan}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tibetan}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tibt}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tibt}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tibetan}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tibetan}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tibt}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tibt}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tifinagh.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tifinagh.js
new file mode 100644
index 0000000000000000000000000000000000000000..cc4157d8580218fa1151c762f3704c064f13a82e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tifinagh.js
@@ -0,0 +1,76 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Tifinagh`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x002D7F
+  ],
+  ranges: [
+    [0x002D30, 0x002D67],
+    [0x002D6F, 0x002D70]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tifinagh}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tifinagh}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tfng}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tfng}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tifinagh}+$/u,
+  matchSymbols,
+  "\\p{scx=Tifinagh}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tfng}+$/u,
+  matchSymbols,
+  "\\p{scx=Tfng}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x002D2F],
+    [0x002D68, 0x002D6E],
+    [0x002D71, 0x002D7E],
+    [0x002D80, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tifinagh}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tifinagh}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tfng}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tfng}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tifinagh}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tifinagh}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tfng}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tfng}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tirhuta.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tirhuta.js
new file mode 100644
index 0000000000000000000000000000000000000000..156133767a30a936714c861457e6ea43b7c017d7
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Tirhuta.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Tirhuta`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x000964, 0x000965],
+    [0x00A830, 0x00A839],
+    [0x011480, 0x0114C7],
+    [0x0114D0, 0x0114D9]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tirhuta}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tirhuta}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Tirh}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Tirh}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tirhuta}+$/u,
+  matchSymbols,
+  "\\p{scx=Tirhuta}"
+);
+testPropertyEscapes(
+  /^\p{scx=Tirh}+$/u,
+  matchSymbols,
+  "\\p{scx=Tirh}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000963],
+    [0x000966, 0x00A82F],
+    [0x00A83A, 0x00DBFF],
+    [0x00E000, 0x01147F],
+    [0x0114C8, 0x0114CF],
+    [0x0114DA, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tirhuta}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tirhuta}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Tirh}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Tirh}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tirhuta}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tirhuta}"
+);
+testPropertyEscapes(
+  /^\P{scx=Tirh}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Tirh}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ugaritic.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ugaritic.js
new file mode 100644
index 0000000000000000000000000000000000000000..d3b7587ff4495d06cbf0c4ec049bd7f455f36c66
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Ugaritic.js
@@ -0,0 +1,75 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Ugaritic`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x01039F
+  ],
+  ranges: [
+    [0x010380, 0x01039D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Ugaritic}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Ugaritic}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Ugar}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Ugar}"
+);
+testPropertyEscapes(
+  /^\p{scx=Ugaritic}+$/u,
+  matchSymbols,
+  "\\p{scx=Ugaritic}"
+);
+testPropertyEscapes(
+  /^\p{scx=Ugar}+$/u,
+  matchSymbols,
+  "\\p{scx=Ugar}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x01039E
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01037F],
+    [0x0103A0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Ugaritic}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Ugaritic}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Ugar}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Ugar}"
+);
+testPropertyEscapes(
+  /^\P{scx=Ugaritic}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Ugaritic}"
+);
+testPropertyEscapes(
+  /^\P{scx=Ugar}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Ugar}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Vai.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Vai.js
new file mode 100644
index 0000000000000000000000000000000000000000..bd30825cf0ab049a16006d53b29564c0b0995353
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Vai.js
@@ -0,0 +1,71 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Vai`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00A500, 0x00A62B]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Vai}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Vai}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Vaii}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Vaii}"
+);
+testPropertyEscapes(
+  /^\p{scx=Vai}+$/u,
+  matchSymbols,
+  "\\p{scx=Vai}"
+);
+testPropertyEscapes(
+  /^\p{scx=Vaii}+$/u,
+  matchSymbols,
+  "\\p{scx=Vaii}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00A4FF],
+    [0x00A62C, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Vai}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Vai}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Vaii}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Vaii}"
+);
+testPropertyEscapes(
+  /^\P{scx=Vai}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Vai}"
+);
+testPropertyEscapes(
+  /^\P{scx=Vaii}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Vaii}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Warang_Citi.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Warang_Citi.js
new file mode 100644
index 0000000000000000000000000000000000000000..9d85e133ee742c9b71d74d9010983ce25126297e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Warang_Citi.js
@@ -0,0 +1,74 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Warang_Citi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0118FF
+  ],
+  ranges: [
+    [0x0118A0, 0x0118F2]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Warang_Citi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Warang_Citi}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Wara}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Wara}"
+);
+testPropertyEscapes(
+  /^\p{scx=Warang_Citi}+$/u,
+  matchSymbols,
+  "\\p{scx=Warang_Citi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Wara}+$/u,
+  matchSymbols,
+  "\\p{scx=Wara}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00DBFF],
+    [0x00E000, 0x01189F],
+    [0x0118F3, 0x0118FE],
+    [0x011900, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Warang_Citi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Warang_Citi}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Wara}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Wara}"
+);
+testPropertyEscapes(
+  /^\P{scx=Warang_Citi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Warang_Citi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Wara}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Wara}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Yi.js b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Yi.js
new file mode 100644
index 0000000000000000000000000000000000000000..219db63b63908f250fa71b8f6a9e03bc376f3390
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Script_Extensions_-_Yi.js
@@ -0,0 +1,84 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Script_Extensions=Yi`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0030FB
+  ],
+  ranges: [
+    [0x003001, 0x003002],
+    [0x003008, 0x003011],
+    [0x003014, 0x00301B],
+    [0x00A000, 0x00A48C],
+    [0x00A490, 0x00A4C6],
+    [0x00FF61, 0x00FF65]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Script_Extensions=Yi}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Yi}"
+);
+testPropertyEscapes(
+  /^\p{Script_Extensions=Yiii}+$/u,
+  matchSymbols,
+  "\\p{Script_Extensions=Yiii}"
+);
+testPropertyEscapes(
+  /^\p{scx=Yi}+$/u,
+  matchSymbols,
+  "\\p{scx=Yi}"
+);
+testPropertyEscapes(
+  /^\p{scx=Yiii}+$/u,
+  matchSymbols,
+  "\\p{scx=Yiii}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x003000],
+    [0x003003, 0x003007],
+    [0x003012, 0x003013],
+    [0x00301C, 0x0030FA],
+    [0x0030FC, 0x009FFF],
+    [0x00A48D, 0x00A48F],
+    [0x00A4C7, 0x00DBFF],
+    [0x00E000, 0x00FF60],
+    [0x00FF66, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Script_Extensions=Yi}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Yi}"
+);
+testPropertyEscapes(
+  /^\P{Script_Extensions=Yiii}+$/u,
+  nonMatchSymbols,
+  "\\P{Script_Extensions=Yiii}"
+);
+testPropertyEscapes(
+  /^\P{scx=Yi}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Yi}"
+);
+testPropertyEscapes(
+  /^\P{scx=Yiii}+$/u,
+  nonMatchSymbols,
+  "\\P{scx=Yiii}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Sentence_Terminal.js b/test/built-ins/RegExp/property-escapes/Sentence_Terminal.js
new file mode 100644
index 0000000000000000000000000000000000000000..dada5a77fd06a2a06ae45819d2ff8255c8c5d1c4
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Sentence_Terminal.js
@@ -0,0 +1,183 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Sentence_Terminal`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000021,
+    0x00002E,
+    0x00003F,
+    0x000589,
+    0x00061F,
+    0x0006D4,
+    0x0007F9,
+    0x001362,
+    0x00166E,
+    0x001803,
+    0x001809,
+    0x002E2E,
+    0x002E3C,
+    0x003002,
+    0x00A4FF,
+    0x00A6F3,
+    0x00A6F7,
+    0x00A92F,
+    0x00ABEB,
+    0x00FE52,
+    0x00FF01,
+    0x00FF0E,
+    0x00FF1F,
+    0x00FF61,
+    0x0111CD,
+    0x0112A9,
+    0x016AF5,
+    0x016B44,
+    0x01BC9F,
+    0x01DA88
+  ],
+  ranges: [
+    [0x000700, 0x000702],
+    [0x000964, 0x000965],
+    [0x00104A, 0x00104B],
+    [0x001367, 0x001368],
+    [0x001735, 0x001736],
+    [0x001944, 0x001945],
+    [0x001AA8, 0x001AAB],
+    [0x001B5A, 0x001B5B],
+    [0x001B5E, 0x001B5F],
+    [0x001C3B, 0x001C3C],
+    [0x001C7E, 0x001C7F],
+    [0x00203C, 0x00203D],
+    [0x002047, 0x002049],
+    [0x00A60E, 0x00A60F],
+    [0x00A876, 0x00A877],
+    [0x00A8CE, 0x00A8CF],
+    [0x00A9C8, 0x00A9C9],
+    [0x00AA5D, 0x00AA5F],
+    [0x00AAF0, 0x00AAF1],
+    [0x00FE56, 0x00FE57],
+    [0x010A56, 0x010A57],
+    [0x011047, 0x011048],
+    [0x0110BE, 0x0110C1],
+    [0x011141, 0x011143],
+    [0x0111C5, 0x0111C6],
+    [0x0111DE, 0x0111DF],
+    [0x011238, 0x011239],
+    [0x01123B, 0x01123C],
+    [0x01144B, 0x01144C],
+    [0x0115C2, 0x0115C3],
+    [0x0115C9, 0x0115D7],
+    [0x011641, 0x011642],
+    [0x01173C, 0x01173E],
+    [0x011C41, 0x011C42],
+    [0x016A6E, 0x016A6F],
+    [0x016B37, 0x016B38]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Sentence_Terminal}+$/u,
+  matchSymbols,
+  "\\p{Sentence_Terminal}"
+);
+testPropertyEscapes(
+  /^\p{STerm}+$/u,
+  matchSymbols,
+  "\\p{STerm}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x01123A
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000020],
+    [0x000022, 0x00002D],
+    [0x00002F, 0x00003E],
+    [0x000040, 0x000588],
+    [0x00058A, 0x00061E],
+    [0x000620, 0x0006D3],
+    [0x0006D5, 0x0006FF],
+    [0x000703, 0x0007F8],
+    [0x0007FA, 0x000963],
+    [0x000966, 0x001049],
+    [0x00104C, 0x001361],
+    [0x001363, 0x001366],
+    [0x001369, 0x00166D],
+    [0x00166F, 0x001734],
+    [0x001737, 0x001802],
+    [0x001804, 0x001808],
+    [0x00180A, 0x001943],
+    [0x001946, 0x001AA7],
+    [0x001AAC, 0x001B59],
+    [0x001B5C, 0x001B5D],
+    [0x001B60, 0x001C3A],
+    [0x001C3D, 0x001C7D],
+    [0x001C80, 0x00203B],
+    [0x00203E, 0x002046],
+    [0x00204A, 0x002E2D],
+    [0x002E2F, 0x002E3B],
+    [0x002E3D, 0x003001],
+    [0x003003, 0x00A4FE],
+    [0x00A500, 0x00A60D],
+    [0x00A610, 0x00A6F2],
+    [0x00A6F4, 0x00A6F6],
+    [0x00A6F8, 0x00A875],
+    [0x00A878, 0x00A8CD],
+    [0x00A8D0, 0x00A92E],
+    [0x00A930, 0x00A9C7],
+    [0x00A9CA, 0x00AA5C],
+    [0x00AA60, 0x00AAEF],
+    [0x00AAF2, 0x00ABEA],
+    [0x00ABEC, 0x00DBFF],
+    [0x00E000, 0x00FE51],
+    [0x00FE53, 0x00FE55],
+    [0x00FE58, 0x00FF00],
+    [0x00FF02, 0x00FF0D],
+    [0x00FF0F, 0x00FF1E],
+    [0x00FF20, 0x00FF60],
+    [0x00FF62, 0x010A55],
+    [0x010A58, 0x011046],
+    [0x011049, 0x0110BD],
+    [0x0110C2, 0x011140],
+    [0x011144, 0x0111C4],
+    [0x0111C7, 0x0111CC],
+    [0x0111CE, 0x0111DD],
+    [0x0111E0, 0x011237],
+    [0x01123D, 0x0112A8],
+    [0x0112AA, 0x01144A],
+    [0x01144D, 0x0115C1],
+    [0x0115C4, 0x0115C8],
+    [0x0115D8, 0x011640],
+    [0x011643, 0x01173B],
+    [0x01173F, 0x011C40],
+    [0x011C43, 0x016A6D],
+    [0x016A70, 0x016AF4],
+    [0x016AF6, 0x016B36],
+    [0x016B39, 0x016B43],
+    [0x016B45, 0x01BC9E],
+    [0x01BCA0, 0x01DA87],
+    [0x01DA89, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Sentence_Terminal}+$/u,
+  nonMatchSymbols,
+  "\\P{Sentence_Terminal}"
+);
+testPropertyEscapes(
+  /^\P{STerm}+$/u,
+  nonMatchSymbols,
+  "\\P{STerm}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Soft_Dotted.js b/test/built-ins/RegExp/property-escapes/Soft_Dotted.js
new file mode 100644
index 0000000000000000000000000000000000000000..9f8a874924b73c7539d83d8c344a9ff6f6e46cdc
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Soft_Dotted.js
@@ -0,0 +1,113 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Soft_Dotted`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00012F,
+    0x000249,
+    0x000268,
+    0x00029D,
+    0x0002B2,
+    0x0003F3,
+    0x000456,
+    0x000458,
+    0x001D62,
+    0x001D96,
+    0x001DA4,
+    0x001DA8,
+    0x001E2D,
+    0x001ECB,
+    0x002071,
+    0x002C7C
+  ],
+  ranges: [
+    [0x000069, 0x00006A],
+    [0x002148, 0x002149],
+    [0x01D422, 0x01D423],
+    [0x01D456, 0x01D457],
+    [0x01D48A, 0x01D48B],
+    [0x01D4BE, 0x01D4BF],
+    [0x01D4F2, 0x01D4F3],
+    [0x01D526, 0x01D527],
+    [0x01D55A, 0x01D55B],
+    [0x01D58E, 0x01D58F],
+    [0x01D5C2, 0x01D5C3],
+    [0x01D5F6, 0x01D5F7],
+    [0x01D62A, 0x01D62B],
+    [0x01D65E, 0x01D65F],
+    [0x01D692, 0x01D693]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Soft_Dotted}+$/u,
+  matchSymbols,
+  "\\p{Soft_Dotted}"
+);
+testPropertyEscapes(
+  /^\p{SD}+$/u,
+  matchSymbols,
+  "\\p{SD}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000457
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000068],
+    [0x00006B, 0x00012E],
+    [0x000130, 0x000248],
+    [0x00024A, 0x000267],
+    [0x000269, 0x00029C],
+    [0x00029E, 0x0002B1],
+    [0x0002B3, 0x0003F2],
+    [0x0003F4, 0x000455],
+    [0x000459, 0x001D61],
+    [0x001D63, 0x001D95],
+    [0x001D97, 0x001DA3],
+    [0x001DA5, 0x001DA7],
+    [0x001DA9, 0x001E2C],
+    [0x001E2E, 0x001ECA],
+    [0x001ECC, 0x002070],
+    [0x002072, 0x002147],
+    [0x00214A, 0x002C7B],
+    [0x002C7D, 0x00DBFF],
+    [0x00E000, 0x01D421],
+    [0x01D424, 0x01D455],
+    [0x01D458, 0x01D489],
+    [0x01D48C, 0x01D4BD],
+    [0x01D4C0, 0x01D4F1],
+    [0x01D4F4, 0x01D525],
+    [0x01D528, 0x01D559],
+    [0x01D55C, 0x01D58D],
+    [0x01D590, 0x01D5C1],
+    [0x01D5C4, 0x01D5F5],
+    [0x01D5F8, 0x01D629],
+    [0x01D62C, 0x01D65D],
+    [0x01D660, 0x01D691],
+    [0x01D694, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Soft_Dotted}+$/u,
+  nonMatchSymbols,
+  "\\P{Soft_Dotted}"
+);
+testPropertyEscapes(
+  /^\P{SD}+$/u,
+  nonMatchSymbols,
+  "\\P{SD}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Terminal_Punctuation.js b/test/built-ins/RegExp/property-escapes/Terminal_Punctuation.js
new file mode 100644
index 0000000000000000000000000000000000000000..36d1e8a7f3f53283d67dbe8f69c01f9c9cc6fb2d
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Terminal_Punctuation.js
@@ -0,0 +1,239 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Terminal_Punctuation`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000021,
+    0x00002C,
+    0x00002E,
+    0x00003F,
+    0x00037E,
+    0x000387,
+    0x000589,
+    0x0005C3,
+    0x00060C,
+    0x00061B,
+    0x00061F,
+    0x0006D4,
+    0x00070C,
+    0x00085E,
+    0x000F08,
+    0x0017DA,
+    0x002E2E,
+    0x002E3C,
+    0x002E41,
+    0x00A92F,
+    0x00AADF,
+    0x00ABEB,
+    0x00FF01,
+    0x00FF0C,
+    0x00FF0E,
+    0x00FF1F,
+    0x00FF61,
+    0x00FF64,
+    0x01039F,
+    0x0103D0,
+    0x010857,
+    0x01091F,
+    0x0111CD,
+    0x0112A9,
+    0x01145B,
+    0x011C71,
+    0x016AF5,
+    0x016B44,
+    0x01BC9F
+  ],
+  ranges: [
+    [0x00003A, 0x00003B],
+    [0x000700, 0x00070A],
+    [0x0007F8, 0x0007F9],
+    [0x000830, 0x00083E],
+    [0x000964, 0x000965],
+    [0x000E5A, 0x000E5B],
+    [0x000F0D, 0x000F12],
+    [0x00104A, 0x00104B],
+    [0x001361, 0x001368],
+    [0x00166D, 0x00166E],
+    [0x0016EB, 0x0016ED],
+    [0x001735, 0x001736],
+    [0x0017D4, 0x0017D6],
+    [0x001802, 0x001805],
+    [0x001808, 0x001809],
+    [0x001944, 0x001945],
+    [0x001AA8, 0x001AAB],
+    [0x001B5A, 0x001B5B],
+    [0x001B5D, 0x001B5F],
+    [0x001C3B, 0x001C3F],
+    [0x001C7E, 0x001C7F],
+    [0x00203C, 0x00203D],
+    [0x002047, 0x002049],
+    [0x003001, 0x003002],
+    [0x00A4FE, 0x00A4FF],
+    [0x00A60D, 0x00A60F],
+    [0x00A6F3, 0x00A6F7],
+    [0x00A876, 0x00A877],
+    [0x00A8CE, 0x00A8CF],
+    [0x00A9C7, 0x00A9C9],
+    [0x00AA5D, 0x00AA5F],
+    [0x00AAF0, 0x00AAF1],
+    [0x00FE50, 0x00FE52],
+    [0x00FE54, 0x00FE57],
+    [0x00FF1A, 0x00FF1B],
+    [0x010A56, 0x010A57],
+    [0x010AF0, 0x010AF5],
+    [0x010B3A, 0x010B3F],
+    [0x010B99, 0x010B9C],
+    [0x011047, 0x01104D],
+    [0x0110BE, 0x0110C1],
+    [0x011141, 0x011143],
+    [0x0111C5, 0x0111C6],
+    [0x0111DE, 0x0111DF],
+    [0x011238, 0x01123C],
+    [0x01144B, 0x01144D],
+    [0x0115C2, 0x0115C5],
+    [0x0115C9, 0x0115D7],
+    [0x011641, 0x011642],
+    [0x01173C, 0x01173E],
+    [0x011C41, 0x011C43],
+    [0x012470, 0x012474],
+    [0x016A6E, 0x016A6F],
+    [0x016B37, 0x016B39],
+    [0x01DA87, 0x01DA8A]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Terminal_Punctuation}+$/u,
+  matchSymbols,
+  "\\p{Terminal_Punctuation}"
+);
+testPropertyEscapes(
+  /^\p{Term}+$/u,
+  matchSymbols,
+  "\\p{Term}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00002D,
+    0x00070B,
+    0x001B5C,
+    0x00FE53,
+    0x00FF0D
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000020],
+    [0x000022, 0x00002B],
+    [0x00002F, 0x000039],
+    [0x00003C, 0x00003E],
+    [0x000040, 0x00037D],
+    [0x00037F, 0x000386],
+    [0x000388, 0x000588],
+    [0x00058A, 0x0005C2],
+    [0x0005C4, 0x00060B],
+    [0x00060D, 0x00061A],
+    [0x00061C, 0x00061E],
+    [0x000620, 0x0006D3],
+    [0x0006D5, 0x0006FF],
+    [0x00070D, 0x0007F7],
+    [0x0007FA, 0x00082F],
+    [0x00083F, 0x00085D],
+    [0x00085F, 0x000963],
+    [0x000966, 0x000E59],
+    [0x000E5C, 0x000F07],
+    [0x000F09, 0x000F0C],
+    [0x000F13, 0x001049],
+    [0x00104C, 0x001360],
+    [0x001369, 0x00166C],
+    [0x00166F, 0x0016EA],
+    [0x0016EE, 0x001734],
+    [0x001737, 0x0017D3],
+    [0x0017D7, 0x0017D9],
+    [0x0017DB, 0x001801],
+    [0x001806, 0x001807],
+    [0x00180A, 0x001943],
+    [0x001946, 0x001AA7],
+    [0x001AAC, 0x001B59],
+    [0x001B60, 0x001C3A],
+    [0x001C40, 0x001C7D],
+    [0x001C80, 0x00203B],
+    [0x00203E, 0x002046],
+    [0x00204A, 0x002E2D],
+    [0x002E2F, 0x002E3B],
+    [0x002E3D, 0x002E40],
+    [0x002E42, 0x003000],
+    [0x003003, 0x00A4FD],
+    [0x00A500, 0x00A60C],
+    [0x00A610, 0x00A6F2],
+    [0x00A6F8, 0x00A875],
+    [0x00A878, 0x00A8CD],
+    [0x00A8D0, 0x00A92E],
+    [0x00A930, 0x00A9C6],
+    [0x00A9CA, 0x00AA5C],
+    [0x00AA60, 0x00AADE],
+    [0x00AAE0, 0x00AAEF],
+    [0x00AAF2, 0x00ABEA],
+    [0x00ABEC, 0x00DBFF],
+    [0x00E000, 0x00FE4F],
+    [0x00FE58, 0x00FF00],
+    [0x00FF02, 0x00FF0B],
+    [0x00FF0F, 0x00FF19],
+    [0x00FF1C, 0x00FF1E],
+    [0x00FF20, 0x00FF60],
+    [0x00FF62, 0x00FF63],
+    [0x00FF65, 0x01039E],
+    [0x0103A0, 0x0103CF],
+    [0x0103D1, 0x010856],
+    [0x010858, 0x01091E],
+    [0x010920, 0x010A55],
+    [0x010A58, 0x010AEF],
+    [0x010AF6, 0x010B39],
+    [0x010B40, 0x010B98],
+    [0x010B9D, 0x011046],
+    [0x01104E, 0x0110BD],
+    [0x0110C2, 0x011140],
+    [0x011144, 0x0111C4],
+    [0x0111C7, 0x0111CC],
+    [0x0111CE, 0x0111DD],
+    [0x0111E0, 0x011237],
+    [0x01123D, 0x0112A8],
+    [0x0112AA, 0x01144A],
+    [0x01144E, 0x01145A],
+    [0x01145C, 0x0115C1],
+    [0x0115C6, 0x0115C8],
+    [0x0115D8, 0x011640],
+    [0x011643, 0x01173B],
+    [0x01173F, 0x011C40],
+    [0x011C44, 0x011C70],
+    [0x011C72, 0x01246F],
+    [0x012475, 0x016A6D],
+    [0x016A70, 0x016AF4],
+    [0x016AF6, 0x016B36],
+    [0x016B3A, 0x016B43],
+    [0x016B45, 0x01BC9E],
+    [0x01BCA0, 0x01DA86],
+    [0x01DA8B, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Terminal_Punctuation}+$/u,
+  nonMatchSymbols,
+  "\\P{Terminal_Punctuation}"
+);
+testPropertyEscapes(
+  /^\P{Term}+$/u,
+  nonMatchSymbols,
+  "\\P{Term}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Unified_Ideograph.js b/test/built-ins/RegExp/property-escapes/Unified_Ideograph.js
new file mode 100644
index 0000000000000000000000000000000000000000..49e99cc7d94a107ebf675fb7dd85df692688056e
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Unified_Ideograph.js
@@ -0,0 +1,77 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Unified_Ideograph`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00FA11,
+    0x00FA1F,
+    0x00FA21
+  ],
+  ranges: [
+    [0x003400, 0x004DB5],
+    [0x004E00, 0x009FD5],
+    [0x00FA0E, 0x00FA0F],
+    [0x00FA13, 0x00FA14],
+    [0x00FA23, 0x00FA24],
+    [0x00FA27, 0x00FA29],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Unified_Ideograph}+$/u,
+  matchSymbols,
+  "\\p{Unified_Ideograph}"
+);
+testPropertyEscapes(
+  /^\p{UIdeo}+$/u,
+  matchSymbols,
+  "\\p{UIdeo}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x00FA10,
+    0x00FA12,
+    0x00FA20,
+    0x00FA22
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x0033FF],
+    [0x004DB6, 0x004DFF],
+    [0x009FD6, 0x00DBFF],
+    [0x00E000, 0x00FA0D],
+    [0x00FA15, 0x00FA1E],
+    [0x00FA25, 0x00FA26],
+    [0x00FA2A, 0x01FFFF],
+    [0x02A6D7, 0x02A6FF],
+    [0x02B735, 0x02B73F],
+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Unified_Ideograph}+$/u,
+  nonMatchSymbols,
+  "\\P{Unified_Ideograph}"
+);
+testPropertyEscapes(
+  /^\P{UIdeo}+$/u,
+  nonMatchSymbols,
+  "\\P{UIdeo}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Uppercase.js b/test/built-ins/RegExp/property-escapes/Uppercase.js
new file mode 100644
index 0000000000000000000000000000000000000000..ce9e000c3a1b9d8e6222d608c9804ce829418229
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Uppercase.js
@@ -0,0 +1,1315 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Uppercase`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000100,
+    0x000102,
+    0x000104,
+    0x000106,
+    0x000108,
+    0x00010A,
+    0x00010C,
+    0x00010E,
+    0x000110,
+    0x000112,
+    0x000114,
+    0x000116,
+    0x000118,
+    0x00011A,
+    0x00011C,
+    0x00011E,
+    0x000120,
+    0x000122,
+    0x000124,
+    0x000126,
+    0x000128,
+    0x00012A,
+    0x00012C,
+    0x00012E,
+    0x000130,
+    0x000132,
+    0x000134,
+    0x000136,
+    0x000139,
+    0x00013B,
+    0x00013D,
+    0x00013F,
+    0x000141,
+    0x000143,
+    0x000145,
+    0x000147,
+    0x00014A,
+    0x00014C,
+    0x00014E,
+    0x000150,
+    0x000152,
+    0x000154,
+    0x000156,
+    0x000158,
+    0x00015A,
+    0x00015C,
+    0x00015E,
+    0x000160,
+    0x000162,
+    0x000164,
+    0x000166,
+    0x000168,
+    0x00016A,
+    0x00016C,
+    0x00016E,
+    0x000170,
+    0x000172,
+    0x000174,
+    0x000176,
+    0x00017B,
+    0x00017D,
+    0x000184,
+    0x0001A2,
+    0x0001A4,
+    0x0001A9,
+    0x0001AC,
+    0x0001B5,
+    0x0001BC,
+    0x0001C4,
+    0x0001C7,
+    0x0001CA,
+    0x0001CD,
+    0x0001CF,
+    0x0001D1,
+    0x0001D3,
+    0x0001D5,
+    0x0001D7,
+    0x0001D9,
+    0x0001DB,
+    0x0001DE,
+    0x0001E0,
+    0x0001E2,
+    0x0001E4,
+    0x0001E6,
+    0x0001E8,
+    0x0001EA,
+    0x0001EC,
+    0x0001EE,
+    0x0001F1,
+    0x0001F4,
+    0x0001FA,
+    0x0001FC,
+    0x0001FE,
+    0x000200,
+    0x000202,
+    0x000204,
+    0x000206,
+    0x000208,
+    0x00020A,
+    0x00020C,
+    0x00020E,
+    0x000210,
+    0x000212,
+    0x000214,
+    0x000216,
+    0x000218,
+    0x00021A,
+    0x00021C,
+    0x00021E,
+    0x000220,
+    0x000222,
+    0x000224,
+    0x000226,
+    0x000228,
+    0x00022A,
+    0x00022C,
+    0x00022E,
+    0x000230,
+    0x000232,
+    0x000241,
+    0x000248,
+    0x00024A,
+    0x00024C,
+    0x00024E,
+    0x000370,
+    0x000372,
+    0x000376,
+    0x00037F,
+    0x000386,
+    0x00038C,
+    0x0003CF,
+    0x0003D8,
+    0x0003DA,
+    0x0003DC,
+    0x0003DE,
+    0x0003E0,
+    0x0003E2,
+    0x0003E4,
+    0x0003E6,
+    0x0003E8,
+    0x0003EA,
+    0x0003EC,
+    0x0003EE,
+    0x0003F4,
+    0x0003F7,
+    0x000460,
+    0x000462,
+    0x000464,
+    0x000466,
+    0x000468,
+    0x00046A,
+    0x00046C,
+    0x00046E,
+    0x000470,
+    0x000472,
+    0x000474,
+    0x000476,
+    0x000478,
+    0x00047A,
+    0x00047C,
+    0x00047E,
+    0x000480,
+    0x00048A,
+    0x00048C,
+    0x00048E,
+    0x000490,
+    0x000492,
+    0x000494,
+    0x000496,
+    0x000498,
+    0x00049A,
+    0x00049C,
+    0x00049E,
+    0x0004A0,
+    0x0004A2,
+    0x0004A4,
+    0x0004A6,
+    0x0004A8,
+    0x0004AA,
+    0x0004AC,
+    0x0004AE,
+    0x0004B0,
+    0x0004B2,
+    0x0004B4,
+    0x0004B6,
+    0x0004B8,
+    0x0004BA,
+    0x0004BC,
+    0x0004BE,
+    0x0004C3,
+    0x0004C5,
+    0x0004C7,
+    0x0004C9,
+    0x0004CB,
+    0x0004CD,
+    0x0004D0,
+    0x0004D2,
+    0x0004D4,
+    0x0004D6,
+    0x0004D8,
+    0x0004DA,
+    0x0004DC,
+    0x0004DE,
+    0x0004E0,
+    0x0004E2,
+    0x0004E4,
+    0x0004E6,
+    0x0004E8,
+    0x0004EA,
+    0x0004EC,
+    0x0004EE,
+    0x0004F0,
+    0x0004F2,
+    0x0004F4,
+    0x0004F6,
+    0x0004F8,
+    0x0004FA,
+    0x0004FC,
+    0x0004FE,
+    0x000500,
+    0x000502,
+    0x000504,
+    0x000506,
+    0x000508,
+    0x00050A,
+    0x00050C,
+    0x00050E,
+    0x000510,
+    0x000512,
+    0x000514,
+    0x000516,
+    0x000518,
+    0x00051A,
+    0x00051C,
+    0x00051E,
+    0x000520,
+    0x000522,
+    0x000524,
+    0x000526,
+    0x000528,
+    0x00052A,
+    0x00052C,
+    0x00052E,
+    0x0010C7,
+    0x0010CD,
+    0x001E00,
+    0x001E02,
+    0x001E04,
+    0x001E06,
+    0x001E08,
+    0x001E0A,
+    0x001E0C,
+    0x001E0E,
+    0x001E10,
+    0x001E12,
+    0x001E14,
+    0x001E16,
+    0x001E18,
+    0x001E1A,
+    0x001E1C,
+    0x001E1E,
+    0x001E20,
+    0x001E22,
+    0x001E24,
+    0x001E26,
+    0x001E28,
+    0x001E2A,
+    0x001E2C,
+    0x001E2E,
+    0x001E30,
+    0x001E32,
+    0x001E34,
+    0x001E36,
+    0x001E38,
+    0x001E3A,
+    0x001E3C,
+    0x001E3E,
+    0x001E40,
+    0x001E42,
+    0x001E44,
+    0x001E46,
+    0x001E48,
+    0x001E4A,
+    0x001E4C,
+    0x001E4E,
+    0x001E50,
+    0x001E52,
+    0x001E54,
+    0x001E56,
+    0x001E58,
+    0x001E5A,
+    0x001E5C,
+    0x001E5E,
+    0x001E60,
+    0x001E62,
+    0x001E64,
+    0x001E66,
+    0x001E68,
+    0x001E6A,
+    0x001E6C,
+    0x001E6E,
+    0x001E70,
+    0x001E72,
+    0x001E74,
+    0x001E76,
+    0x001E78,
+    0x001E7A,
+    0x001E7C,
+    0x001E7E,
+    0x001E80,
+    0x001E82,
+    0x001E84,
+    0x001E86,
+    0x001E88,
+    0x001E8A,
+    0x001E8C,
+    0x001E8E,
+    0x001E90,
+    0x001E92,
+    0x001E94,
+    0x001E9E,
+    0x001EA0,
+    0x001EA2,
+    0x001EA4,
+    0x001EA6,
+    0x001EA8,
+    0x001EAA,
+    0x001EAC,
+    0x001EAE,
+    0x001EB0,
+    0x001EB2,
+    0x001EB4,
+    0x001EB6,
+    0x001EB8,
+    0x001EBA,
+    0x001EBC,
+    0x001EBE,
+    0x001EC0,
+    0x001EC2,
+    0x001EC4,
+    0x001EC6,
+    0x001EC8,
+    0x001ECA,
+    0x001ECC,
+    0x001ECE,
+    0x001ED0,
+    0x001ED2,
+    0x001ED4,
+    0x001ED6,
+    0x001ED8,
+    0x001EDA,
+    0x001EDC,
+    0x001EDE,
+    0x001EE0,
+    0x001EE2,
+    0x001EE4,
+    0x001EE6,
+    0x001EE8,
+    0x001EEA,
+    0x001EEC,
+    0x001EEE,
+    0x001EF0,
+    0x001EF2,
+    0x001EF4,
+    0x001EF6,
+    0x001EF8,
+    0x001EFA,
+    0x001EFC,
+    0x001EFE,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x001F5F,
+    0x002102,
+    0x002107,
+    0x002115,
+    0x002124,
+    0x002126,
+    0x002128,
+    0x002145,
+    0x002183,
+    0x002C60,
+    0x002C67,
+    0x002C69,
+    0x002C6B,
+    0x002C72,
+    0x002C75,
+    0x002C82,
+    0x002C84,
+    0x002C86,
+    0x002C88,
+    0x002C8A,
+    0x002C8C,
+    0x002C8E,
+    0x002C90,
+    0x002C92,
+    0x002C94,
+    0x002C96,
+    0x002C98,
+    0x002C9A,
+    0x002C9C,
+    0x002C9E,
+    0x002CA0,
+    0x002CA2,
+    0x002CA4,
+    0x002CA6,
+    0x002CA8,
+    0x002CAA,
+    0x002CAC,
+    0x002CAE,
+    0x002CB0,
+    0x002CB2,
+    0x002CB4,
+    0x002CB6,
+    0x002CB8,
+    0x002CBA,
+    0x002CBC,
+    0x002CBE,
+    0x002CC0,
+    0x002CC2,
+    0x002CC4,
+    0x002CC6,
+    0x002CC8,
+    0x002CCA,
+    0x002CCC,
+    0x002CCE,
+    0x002CD0,
+    0x002CD2,
+    0x002CD4,
+    0x002CD6,
+    0x002CD8,
+    0x002CDA,
+    0x002CDC,
+    0x002CDE,
+    0x002CE0,
+    0x002CE2,
+    0x002CEB,
+    0x002CED,
+    0x002CF2,
+    0x00A640,
+    0x00A642,
+    0x00A644,
+    0x00A646,
+    0x00A648,
+    0x00A64A,
+    0x00A64C,
+    0x00A64E,
+    0x00A650,
+    0x00A652,
+    0x00A654,
+    0x00A656,
+    0x00A658,
+    0x00A65A,
+    0x00A65C,
+    0x00A65E,
+    0x00A660,
+    0x00A662,
+    0x00A664,
+    0x00A666,
+    0x00A668,
+    0x00A66A,
+    0x00A66C,
+    0x00A680,
+    0x00A682,
+    0x00A684,
+    0x00A686,
+    0x00A688,
+    0x00A68A,
+    0x00A68C,
+    0x00A68E,
+    0x00A690,
+    0x00A692,
+    0x00A694,
+    0x00A696,
+    0x00A698,
+    0x00A69A,
+    0x00A722,
+    0x00A724,
+    0x00A726,
+    0x00A728,
+    0x00A72A,
+    0x00A72C,
+    0x00A72E,
+    0x00A732,
+    0x00A734,
+    0x00A736,
+    0x00A738,
+    0x00A73A,
+    0x00A73C,
+    0x00A73E,
+    0x00A740,
+    0x00A742,
+    0x00A744,
+    0x00A746,
+    0x00A748,
+    0x00A74A,
+    0x00A74C,
+    0x00A74E,
+    0x00A750,
+    0x00A752,
+    0x00A754,
+    0x00A756,
+    0x00A758,
+    0x00A75A,
+    0x00A75C,
+    0x00A75E,
+    0x00A760,
+    0x00A762,
+    0x00A764,
+    0x00A766,
+    0x00A768,
+    0x00A76A,
+    0x00A76C,
+    0x00A76E,
+    0x00A779,
+    0x00A77B,
+    0x00A780,
+    0x00A782,
+    0x00A784,
+    0x00A786,
+    0x00A78B,
+    0x00A78D,
+    0x00A790,
+    0x00A792,
+    0x00A796,
+    0x00A798,
+    0x00A79A,
+    0x00A79C,
+    0x00A79E,
+    0x00A7A0,
+    0x00A7A2,
+    0x00A7A4,
+    0x00A7A6,
+    0x00A7A8,
+    0x00A7B6,
+    0x01D49C,
+    0x01D4A2,
+    0x01D546,
+    0x01D7CA
+  ],
+  ranges: [
+    [0x000041, 0x00005A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000DE],
+    [0x000178, 0x000179],
+    [0x000181, 0x000182],
+    [0x000186, 0x000187],
+    [0x000189, 0x00018B],
+    [0x00018E, 0x000191],
+    [0x000193, 0x000194],
+    [0x000196, 0x000198],
+    [0x00019C, 0x00019D],
+    [0x00019F, 0x0001A0],
+    [0x0001A6, 0x0001A7],
+    [0x0001AE, 0x0001AF],
+    [0x0001B1, 0x0001B3],
+    [0x0001B7, 0x0001B8],
+    [0x0001F6, 0x0001F8],
+    [0x00023A, 0x00023B],
+    [0x00023D, 0x00023E],
+    [0x000243, 0x000246],
+    [0x000388, 0x00038A],
+    [0x00038E, 0x00038F],
+    [0x000391, 0x0003A1],
+    [0x0003A3, 0x0003AB],
+    [0x0003D2, 0x0003D4],
+    [0x0003F9, 0x0003FA],
+    [0x0003FD, 0x00042F],
+    [0x0004C0, 0x0004C1],
+    [0x000531, 0x000556],
+    [0x0010A0, 0x0010C5],
+    [0x0013A0, 0x0013F5],
+    [0x001F08, 0x001F0F],
+    [0x001F18, 0x001F1D],
+    [0x001F28, 0x001F2F],
+    [0x001F38, 0x001F3F],
+    [0x001F48, 0x001F4D],
+    [0x001F68, 0x001F6F],
+    [0x001FB8, 0x001FBB],
+    [0x001FC8, 0x001FCB],
+    [0x001FD8, 0x001FDB],
+    [0x001FE8, 0x001FEC],
+    [0x001FF8, 0x001FFB],
+    [0x00210B, 0x00210D],
+    [0x002110, 0x002112],
+    [0x002119, 0x00211D],
+    [0x00212A, 0x00212D],
+    [0x002130, 0x002133],
+    [0x00213E, 0x00213F],
+    [0x002160, 0x00216F],
+    [0x0024B6, 0x0024CF],
+    [0x002C00, 0x002C2E],
+    [0x002C62, 0x002C64],
+    [0x002C6D, 0x002C70],
+    [0x002C7E, 0x002C80],
+    [0x00A77D, 0x00A77E],
+    [0x00A7AA, 0x00A7AE],
+    [0x00A7B0, 0x00A7B4],
+    [0x00FF21, 0x00FF3A],
+    [0x010400, 0x010427],
+    [0x0104B0, 0x0104D3],
+    [0x010C80, 0x010CB2],
+    [0x0118A0, 0x0118BF],
+    [0x01D400, 0x01D419],
+    [0x01D434, 0x01D44D],
+    [0x01D468, 0x01D481],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B5],
+    [0x01D4D0, 0x01D4E9],
+    [0x01D504, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D538, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D56C, 0x01D585],
+    [0x01D5A0, 0x01D5B9],
+    [0x01D5D4, 0x01D5ED],
+    [0x01D608, 0x01D621],
+    [0x01D63C, 0x01D655],
+    [0x01D670, 0x01D689],
+    [0x01D6A8, 0x01D6C0],
+    [0x01D6E2, 0x01D6FA],
+    [0x01D71C, 0x01D734],
+    [0x01D756, 0x01D76E],
+    [0x01D790, 0x01D7A8],
+    [0x01E900, 0x01E921],
+    [0x01F130, 0x01F149],
+    [0x01F150, 0x01F169],
+    [0x01F170, 0x01F189]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Uppercase}+$/u,
+  matchSymbols,
+  "\\p{Uppercase}"
+);
+testPropertyEscapes(
+  /^\p{Upper}+$/u,
+  matchSymbols,
+  "\\p{Upper}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x000101,
+    0x000103,
+    0x000105,
+    0x000107,
+    0x000109,
+    0x00010B,
+    0x00010D,
+    0x00010F,
+    0x000111,
+    0x000113,
+    0x000115,
+    0x000117,
+    0x000119,
+    0x00011B,
+    0x00011D,
+    0x00011F,
+    0x000121,
+    0x000123,
+    0x000125,
+    0x000127,
+    0x000129,
+    0x00012B,
+    0x00012D,
+    0x00012F,
+    0x000131,
+    0x000133,
+    0x000135,
+    0x00013A,
+    0x00013C,
+    0x00013E,
+    0x000140,
+    0x000142,
+    0x000144,
+    0x000146,
+    0x00014B,
+    0x00014D,
+    0x00014F,
+    0x000151,
+    0x000153,
+    0x000155,
+    0x000157,
+    0x000159,
+    0x00015B,
+    0x00015D,
+    0x00015F,
+    0x000161,
+    0x000163,
+    0x000165,
+    0x000167,
+    0x000169,
+    0x00016B,
+    0x00016D,
+    0x00016F,
+    0x000171,
+    0x000173,
+    0x000175,
+    0x000177,
+    0x00017A,
+    0x00017C,
+    0x000183,
+    0x000185,
+    0x000188,
+    0x000192,
+    0x000195,
+    0x00019E,
+    0x0001A1,
+    0x0001A3,
+    0x0001A5,
+    0x0001A8,
+    0x0001AD,
+    0x0001B0,
+    0x0001B4,
+    0x0001B6,
+    0x0001CE,
+    0x0001D0,
+    0x0001D2,
+    0x0001D4,
+    0x0001D6,
+    0x0001D8,
+    0x0001DA,
+    0x0001DF,
+    0x0001E1,
+    0x0001E3,
+    0x0001E5,
+    0x0001E7,
+    0x0001E9,
+    0x0001EB,
+    0x0001ED,
+    0x0001F5,
+    0x0001F9,
+    0x0001FB,
+    0x0001FD,
+    0x0001FF,
+    0x000201,
+    0x000203,
+    0x000205,
+    0x000207,
+    0x000209,
+    0x00020B,
+    0x00020D,
+    0x00020F,
+    0x000211,
+    0x000213,
+    0x000215,
+    0x000217,
+    0x000219,
+    0x00021B,
+    0x00021D,
+    0x00021F,
+    0x000221,
+    0x000223,
+    0x000225,
+    0x000227,
+    0x000229,
+    0x00022B,
+    0x00022D,
+    0x00022F,
+    0x000231,
+    0x00023C,
+    0x000242,
+    0x000247,
+    0x000249,
+    0x00024B,
+    0x00024D,
+    0x000371,
+    0x000387,
+    0x00038B,
+    0x00038D,
+    0x000390,
+    0x0003A2,
+    0x0003D9,
+    0x0003DB,
+    0x0003DD,
+    0x0003DF,
+    0x0003E1,
+    0x0003E3,
+    0x0003E5,
+    0x0003E7,
+    0x0003E9,
+    0x0003EB,
+    0x0003ED,
+    0x0003F8,
+    0x000461,
+    0x000463,
+    0x000465,
+    0x000467,
+    0x000469,
+    0x00046B,
+    0x00046D,
+    0x00046F,
+    0x000471,
+    0x000473,
+    0x000475,
+    0x000477,
+    0x000479,
+    0x00047B,
+    0x00047D,
+    0x00047F,
+    0x00048B,
+    0x00048D,
+    0x00048F,
+    0x000491,
+    0x000493,
+    0x000495,
+    0x000497,
+    0x000499,
+    0x00049B,
+    0x00049D,
+    0x00049F,
+    0x0004A1,
+    0x0004A3,
+    0x0004A5,
+    0x0004A7,
+    0x0004A9,
+    0x0004AB,
+    0x0004AD,
+    0x0004AF,
+    0x0004B1,
+    0x0004B3,
+    0x0004B5,
+    0x0004B7,
+    0x0004B9,
+    0x0004BB,
+    0x0004BD,
+    0x0004BF,
+    0x0004C2,
+    0x0004C4,
+    0x0004C6,
+    0x0004C8,
+    0x0004CA,
+    0x0004CC,
+    0x0004D1,
+    0x0004D3,
+    0x0004D5,
+    0x0004D7,
+    0x0004D9,
+    0x0004DB,
+    0x0004DD,
+    0x0004DF,
+    0x0004E1,
+    0x0004E3,
+    0x0004E5,
+    0x0004E7,
+    0x0004E9,
+    0x0004EB,
+    0x0004ED,
+    0x0004EF,
+    0x0004F1,
+    0x0004F3,
+    0x0004F5,
+    0x0004F7,
+    0x0004F9,
+    0x0004FB,
+    0x0004FD,
+    0x0004FF,
+    0x000501,
+    0x000503,
+    0x000505,
+    0x000507,
+    0x000509,
+    0x00050B,
+    0x00050D,
+    0x00050F,
+    0x000511,
+    0x000513,
+    0x000515,
+    0x000517,
+    0x000519,
+    0x00051B,
+    0x00051D,
+    0x00051F,
+    0x000521,
+    0x000523,
+    0x000525,
+    0x000527,
+    0x000529,
+    0x00052B,
+    0x00052D,
+    0x0010C6,
+    0x001E01,
+    0x001E03,
+    0x001E05,
+    0x001E07,
+    0x001E09,
+    0x001E0B,
+    0x001E0D,
+    0x001E0F,
+    0x001E11,
+    0x001E13,
+    0x001E15,
+    0x001E17,
+    0x001E19,
+    0x001E1B,
+    0x001E1D,
+    0x001E1F,
+    0x001E21,
+    0x001E23,
+    0x001E25,
+    0x001E27,
+    0x001E29,
+    0x001E2B,
+    0x001E2D,
+    0x001E2F,
+    0x001E31,
+    0x001E33,
+    0x001E35,
+    0x001E37,
+    0x001E39,
+    0x001E3B,
+    0x001E3D,
+    0x001E3F,
+    0x001E41,
+    0x001E43,
+    0x001E45,
+    0x001E47,
+    0x001E49,
+    0x001E4B,
+    0x001E4D,
+    0x001E4F,
+    0x001E51,
+    0x001E53,
+    0x001E55,
+    0x001E57,
+    0x001E59,
+    0x001E5B,
+    0x001E5D,
+    0x001E5F,
+    0x001E61,
+    0x001E63,
+    0x001E65,
+    0x001E67,
+    0x001E69,
+    0x001E6B,
+    0x001E6D,
+    0x001E6F,
+    0x001E71,
+    0x001E73,
+    0x001E75,
+    0x001E77,
+    0x001E79,
+    0x001E7B,
+    0x001E7D,
+    0x001E7F,
+    0x001E81,
+    0x001E83,
+    0x001E85,
+    0x001E87,
+    0x001E89,
+    0x001E8B,
+    0x001E8D,
+    0x001E8F,
+    0x001E91,
+    0x001E93,
+    0x001E9F,
+    0x001EA1,
+    0x001EA3,
+    0x001EA5,
+    0x001EA7,
+    0x001EA9,
+    0x001EAB,
+    0x001EAD,
+    0x001EAF,
+    0x001EB1,
+    0x001EB3,
+    0x001EB5,
+    0x001EB7,
+    0x001EB9,
+    0x001EBB,
+    0x001EBD,
+    0x001EBF,
+    0x001EC1,
+    0x001EC3,
+    0x001EC5,
+    0x001EC7,
+    0x001EC9,
+    0x001ECB,
+    0x001ECD,
+    0x001ECF,
+    0x001ED1,
+    0x001ED3,
+    0x001ED5,
+    0x001ED7,
+    0x001ED9,
+    0x001EDB,
+    0x001EDD,
+    0x001EDF,
+    0x001EE1,
+    0x001EE3,
+    0x001EE5,
+    0x001EE7,
+    0x001EE9,
+    0x001EEB,
+    0x001EED,
+    0x001EEF,
+    0x001EF1,
+    0x001EF3,
+    0x001EF5,
+    0x001EF7,
+    0x001EF9,
+    0x001EFB,
+    0x001EFD,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x002125,
+    0x002127,
+    0x002129,
+    0x002C61,
+    0x002C68,
+    0x002C6A,
+    0x002C6C,
+    0x002C71,
+    0x002C81,
+    0x002C83,
+    0x002C85,
+    0x002C87,
+    0x002C89,
+    0x002C8B,
+    0x002C8D,
+    0x002C8F,
+    0x002C91,
+    0x002C93,
+    0x002C95,
+    0x002C97,
+    0x002C99,
+    0x002C9B,
+    0x002C9D,
+    0x002C9F,
+    0x002CA1,
+    0x002CA3,
+    0x002CA5,
+    0x002CA7,
+    0x002CA9,
+    0x002CAB,
+    0x002CAD,
+    0x002CAF,
+    0x002CB1,
+    0x002CB3,
+    0x002CB5,
+    0x002CB7,
+    0x002CB9,
+    0x002CBB,
+    0x002CBD,
+    0x002CBF,
+    0x002CC1,
+    0x002CC3,
+    0x002CC5,
+    0x002CC7,
+    0x002CC9,
+    0x002CCB,
+    0x002CCD,
+    0x002CCF,
+    0x002CD1,
+    0x002CD3,
+    0x002CD5,
+    0x002CD7,
+    0x002CD9,
+    0x002CDB,
+    0x002CDD,
+    0x002CDF,
+    0x002CE1,
+    0x002CEC,
+    0x00A641,
+    0x00A643,
+    0x00A645,
+    0x00A647,
+    0x00A649,
+    0x00A64B,
+    0x00A64D,
+    0x00A64F,
+    0x00A651,
+    0x00A653,
+    0x00A655,
+    0x00A657,
+    0x00A659,
+    0x00A65B,
+    0x00A65D,
+    0x00A65F,
+    0x00A661,
+    0x00A663,
+    0x00A665,
+    0x00A667,
+    0x00A669,
+    0x00A66B,
+    0x00A681,
+    0x00A683,
+    0x00A685,
+    0x00A687,
+    0x00A689,
+    0x00A68B,
+    0x00A68D,
+    0x00A68F,
+    0x00A691,
+    0x00A693,
+    0x00A695,
+    0x00A697,
+    0x00A699,
+    0x00A723,
+    0x00A725,
+    0x00A727,
+    0x00A729,
+    0x00A72B,
+    0x00A72D,
+    0x00A733,
+    0x00A735,
+    0x00A737,
+    0x00A739,
+    0x00A73B,
+    0x00A73D,
+    0x00A73F,
+    0x00A741,
+    0x00A743,
+    0x00A745,
+    0x00A747,
+    0x00A749,
+    0x00A74B,
+    0x00A74D,
+    0x00A74F,
+    0x00A751,
+    0x00A753,
+    0x00A755,
+    0x00A757,
+    0x00A759,
+    0x00A75B,
+    0x00A75D,
+    0x00A75F,
+    0x00A761,
+    0x00A763,
+    0x00A765,
+    0x00A767,
+    0x00A769,
+    0x00A76B,
+    0x00A76D,
+    0x00A77A,
+    0x00A77C,
+    0x00A77F,
+    0x00A781,
+    0x00A783,
+    0x00A785,
+    0x00A78C,
+    0x00A791,
+    0x00A797,
+    0x00A799,
+    0x00A79B,
+    0x00A79D,
+    0x00A79F,
+    0x00A7A1,
+    0x00A7A3,
+    0x00A7A5,
+    0x00A7A7,
+    0x00A7A9,
+    0x00A7AF,
+    0x00A7B5,
+    0x01D49D,
+    0x01D4AD,
+    0x01D506,
+    0x01D515,
+    0x01D53A,
+    0x01D53F,
+    0x01D545
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000040],
+    [0x00005B, 0x0000BF],
+    [0x0000DF, 0x0000FF],
+    [0x000137, 0x000138],
+    [0x000148, 0x000149],
+    [0x00017E, 0x000180],
+    [0x00018C, 0x00018D],
+    [0x000199, 0x00019B],
+    [0x0001AA, 0x0001AB],
+    [0x0001B9, 0x0001BB],
+    [0x0001BD, 0x0001C3],
+    [0x0001C5, 0x0001C6],
+    [0x0001C8, 0x0001C9],
+    [0x0001CB, 0x0001CC],
+    [0x0001DC, 0x0001DD],
+    [0x0001EF, 0x0001F0],
+    [0x0001F2, 0x0001F3],
+    [0x000233, 0x000239],
+    [0x00023F, 0x000240],
+    [0x00024F, 0x00036F],
+    [0x000373, 0x000375],
+    [0x000377, 0x00037E],
+    [0x000380, 0x000385],
+    [0x0003AC, 0x0003CE],
+    [0x0003D0, 0x0003D1],
+    [0x0003D5, 0x0003D7],
+    [0x0003EF, 0x0003F3],
+    [0x0003F5, 0x0003F6],
+    [0x0003FB, 0x0003FC],
+    [0x000430, 0x00045F],
+    [0x000481, 0x000489],
+    [0x0004CE, 0x0004CF],
+    [0x00052F, 0x000530],
+    [0x000557, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x00139F],
+    [0x0013F6, 0x001DFF],
+    [0x001E95, 0x001E9D],
+    [0x001EFF, 0x001F07],
+    [0x001F10, 0x001F17],
+    [0x001F1E, 0x001F27],
+    [0x001F30, 0x001F37],
+    [0x001F40, 0x001F47],
+    [0x001F4E, 0x001F58],
+    [0x001F60, 0x001F67],
+    [0x001F70, 0x001FB7],
+    [0x001FBC, 0x001FC7],
+    [0x001FCC, 0x001FD7],
+    [0x001FDC, 0x001FE7],
+    [0x001FED, 0x001FF7],
+    [0x001FFC, 0x002101],
+    [0x002103, 0x002106],
+    [0x002108, 0x00210A],
+    [0x00210E, 0x00210F],
+    [0x002113, 0x002114],
+    [0x002116, 0x002118],
+    [0x00211E, 0x002123],
+    [0x00212E, 0x00212F],
+    [0x002134, 0x00213D],
+    [0x002140, 0x002144],
+    [0x002146, 0x00215F],
+    [0x002170, 0x002182],
+    [0x002184, 0x0024B5],
+    [0x0024D0, 0x002BFF],
+    [0x002C2F, 0x002C5F],
+    [0x002C65, 0x002C66],
+    [0x002C73, 0x002C74],
+    [0x002C76, 0x002C7D],
+    [0x002CE3, 0x002CEA],
+    [0x002CEE, 0x002CF1],
+    [0x002CF3, 0x00A63F],
+    [0x00A66D, 0x00A67F],
+    [0x00A69B, 0x00A721],
+    [0x00A72F, 0x00A731],
+    [0x00A76F, 0x00A778],
+    [0x00A787, 0x00A78A],
+    [0x00A78E, 0x00A78F],
+    [0x00A793, 0x00A795],
+    [0x00A7B7, 0x00DBFF],
+    [0x00E000, 0x00FF20],
+    [0x00FF3B, 0x0103FF],
+    [0x010428, 0x0104AF],
+    [0x0104D4, 0x010C7F],
+    [0x010CB3, 0x01189F],
+    [0x0118C0, 0x01D3FF],
+    [0x01D41A, 0x01D433],
+    [0x01D44E, 0x01D467],
+    [0x01D482, 0x01D49B],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D4B6, 0x01D4CF],
+    [0x01D4EA, 0x01D503],
+    [0x01D50B, 0x01D50C],
+    [0x01D51D, 0x01D537],
+    [0x01D547, 0x01D549],
+    [0x01D551, 0x01D56B],
+    [0x01D586, 0x01D59F],
+    [0x01D5BA, 0x01D5D3],
+    [0x01D5EE, 0x01D607],
+    [0x01D622, 0x01D63B],
+    [0x01D656, 0x01D66F],
+    [0x01D68A, 0x01D6A7],
+    [0x01D6C1, 0x01D6E1],
+    [0x01D6FB, 0x01D71B],
+    [0x01D735, 0x01D755],
+    [0x01D76F, 0x01D78F],
+    [0x01D7A9, 0x01D7C9],
+    [0x01D7CB, 0x01E8FF],
+    [0x01E922, 0x01F12F],
+    [0x01F14A, 0x01F14F],
+    [0x01F16A, 0x01F16F],
+    [0x01F18A, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Uppercase}+$/u,
+  nonMatchSymbols,
+  "\\P{Uppercase}"
+);
+testPropertyEscapes(
+  /^\P{Upper}+$/u,
+  nonMatchSymbols,
+  "\\P{Upper}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/Variation_Selector.js b/test/built-ins/RegExp/property-escapes/Variation_Selector.js
new file mode 100644
index 0000000000000000000000000000000000000000..66ee9604446d2d3960a5ed88885d7fcab2fe79c8
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/Variation_Selector.js
@@ -0,0 +1,55 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `Variation_Selector`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00180B, 0x00180D],
+    [0x00FE00, 0x00FE0F],
+    [0x0E0100, 0x0E01EF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{Variation_Selector}+$/u,
+  matchSymbols,
+  "\\p{Variation_Selector}"
+);
+testPropertyEscapes(
+  /^\p{VS}+$/u,
+  matchSymbols,
+  "\\p{VS}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00180A],
+    [0x00180E, 0x00DBFF],
+    [0x00E000, 0x00FDFF],
+    [0x00FE10, 0x0E00FF],
+    [0x0E01F0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{Variation_Selector}+$/u,
+  nonMatchSymbols,
+  "\\P{Variation_Selector}"
+);
+testPropertyEscapes(
+  /^\P{VS}+$/u,
+  nonMatchSymbols,
+  "\\P{VS}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/White_Space.js b/test/built-ins/RegExp/property-escapes/White_Space.js
new file mode 100644
index 0000000000000000000000000000000000000000..e6a68f7bf42f5d67660f7d028df3a205400a1122
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/White_Space.js
@@ -0,0 +1,70 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `White_Space`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x000020,
+    0x000085,
+    0x0000A0,
+    0x001680,
+    0x00202F,
+    0x00205F,
+    0x003000
+  ],
+  ranges: [
+    [0x000009, 0x00000D],
+    [0x002000, 0x00200A],
+    [0x002028, 0x002029]
+  ]
+});
+testPropertyEscapes(
+  /^\p{White_Space}+$/u,
+  matchSymbols,
+  "\\p{White_Space}"
+);
+testPropertyEscapes(
+  /^\p{space}+$/u,
+  matchSymbols,
+  "\\p{space}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000008],
+    [0x00000E, 0x00001F],
+    [0x000021, 0x000084],
+    [0x000086, 0x00009F],
+    [0x0000A1, 0x00167F],
+    [0x001681, 0x001FFF],
+    [0x00200B, 0x002027],
+    [0x00202A, 0x00202E],
+    [0x002030, 0x00205E],
+    [0x002060, 0x002FFF],
+    [0x003001, 0x00DBFF],
+    [0x00E000, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{White_Space}+$/u,
+  nonMatchSymbols,
+  "\\P{White_Space}"
+);
+testPropertyEscapes(
+  /^\P{space}+$/u,
+  nonMatchSymbols,
+  "\\P{space}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/XID_Continue.js b/test/built-ins/RegExp/property-escapes/XID_Continue.js
new file mode 100644
index 0000000000000000000000000000000000000000..8345fe81d119b1e0dea344114edbc4a76a220454
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/XID_Continue.js
@@ -0,0 +1,1417 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `XID_Continue`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x00005F,
+    0x0000AA,
+    0x0000B5,
+    0x0000B7,
+    0x0000BA,
+    0x0002EC,
+    0x0002EE,
+    0x00037F,
+    0x00038C,
+    0x000559,
+    0x0005BF,
+    0x0005C7,
+    0x0006FF,
+    0x0007FA,
+    0x0009B2,
+    0x0009D7,
+    0x000A3C,
+    0x000A51,
+    0x000A5E,
+    0x000AD0,
+    0x000AF9,
+    0x000B71,
+    0x000B9C,
+    0x000BD0,
+    0x000BD7,
+    0x000CDE,
+    0x000DBD,
+    0x000DCA,
+    0x000DD6,
+    0x000E84,
+    0x000E8A,
+    0x000E8D,
+    0x000EA5,
+    0x000EA7,
+    0x000EC6,
+    0x000F00,
+    0x000F35,
+    0x000F37,
+    0x000F39,
+    0x000FC6,
+    0x0010C7,
+    0x0010CD,
+    0x001258,
+    0x0012C0,
+    0x0017D7,
+    0x001AA7,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x001FBE,
+    0x002054,
+    0x002071,
+    0x00207F,
+    0x0020E1,
+    0x002102,
+    0x002107,
+    0x002115,
+    0x002124,
+    0x002126,
+    0x002128,
+    0x00214E,
+    0x002D27,
+    0x002D2D,
+    0x002D6F,
+    0x00A8FB,
+    0x00A8FD,
+    0x00FB3E,
+    0x00FE71,
+    0x00FE73,
+    0x00FE77,
+    0x00FE79,
+    0x00FE7B,
+    0x00FE7D,
+    0x00FF3F,
+    0x0101FD,
+    0x0102E0,
+    0x010808,
+    0x01083C,
+    0x010A3F,
+    0x011176,
+    0x0111DC,
+    0x01123E,
+    0x011288,
+    0x011350,
+    0x011357,
+    0x0114C7,
+    0x011644,
+    0x0118FF,
+    0x016FE0,
+    0x01D4A2,
+    0x01D4BB,
+    0x01D546,
+    0x01DA75,
+    0x01DA84,
+    0x01EE24,
+    0x01EE27,
+    0x01EE39,
+    0x01EE3B,
+    0x01EE42,
+    0x01EE47,
+    0x01EE49,
+    0x01EE4B,
+    0x01EE54,
+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E
+  ],
+  ranges: [
+    [0x000030, 0x000039],
+    [0x000041, 0x00005A],
+    [0x000061, 0x00007A],
+    [0x0000C0, 0x0000D6],
+    [0x0000D8, 0x0000F6],
+    [0x0000F8, 0x0002C1],
+    [0x0002C6, 0x0002D1],
+    [0x0002E0, 0x0002E4],
+    [0x000300, 0x000374],
+    [0x000376, 0x000377],
+    [0x00037B, 0x00037D],
+    [0x000386, 0x00038A],
+    [0x00038E, 0x0003A1],
+    [0x0003A3, 0x0003F5],
+    [0x0003F7, 0x000481],
+    [0x000483, 0x000487],
+    [0x00048A, 0x00052F],
+    [0x000531, 0x000556],
+    [0x000561, 0x000587],
+    [0x000591, 0x0005BD],
+    [0x0005C1, 0x0005C2],
+    [0x0005C4, 0x0005C5],
+    [0x0005D0, 0x0005EA],
+    [0x0005F0, 0x0005F2],
+    [0x000610, 0x00061A],
+    [0x000620, 0x000669],
+    [0x00066E, 0x0006D3],
+    [0x0006D5, 0x0006DC],
+    [0x0006DF, 0x0006E8],
+    [0x0006EA, 0x0006FC],
+    [0x000710, 0x00074A],
+    [0x00074D, 0x0007B1],
+    [0x0007C0, 0x0007F5],
+    [0x000800, 0x00082D],
+    [0x000840, 0x00085B],
+    [0x0008A0, 0x0008B4],
+    [0x0008B6, 0x0008BD],
+    [0x0008D4, 0x0008E1],
+    [0x0008E3, 0x000963],
+    [0x000966, 0x00096F],
+    [0x000971, 0x000983],
+    [0x000985, 0x00098C],
+    [0x00098F, 0x000990],
+    [0x000993, 0x0009A8],
+    [0x0009AA, 0x0009B0],
+    [0x0009B6, 0x0009B9],
+    [0x0009BC, 0x0009C4],
+    [0x0009C7, 0x0009C8],
+    [0x0009CB, 0x0009CE],
+    [0x0009DC, 0x0009DD],
+    [0x0009DF, 0x0009E3],
+    [0x0009E6, 0x0009F1],
+    [0x000A01, 0x000A03],
+    [0x000A05, 0x000A0A],
+    [0x000A0F, 0x000A10],
+    [0x000A13, 0x000A28],
+    [0x000A2A, 0x000A30],
+    [0x000A32, 0x000A33],
+    [0x000A35, 0x000A36],
+    [0x000A38, 0x000A39],
+    [0x000A3E, 0x000A42],
+    [0x000A47, 0x000A48],
+    [0x000A4B, 0x000A4D],
+    [0x000A59, 0x000A5C],
+    [0x000A66, 0x000A75],
+    [0x000A81, 0x000A83],
+    [0x000A85, 0x000A8D],
+    [0x000A8F, 0x000A91],
+    [0x000A93, 0x000AA8],
+    [0x000AAA, 0x000AB0],
+    [0x000AB2, 0x000AB3],
+    [0x000AB5, 0x000AB9],
+    [0x000ABC, 0x000AC5],
+    [0x000AC7, 0x000AC9],
+    [0x000ACB, 0x000ACD],
+    [0x000AE0, 0x000AE3],
+    [0x000AE6, 0x000AEF],
+    [0x000B01, 0x000B03],
+    [0x000B05, 0x000B0C],
+    [0x000B0F, 0x000B10],
+    [0x000B13, 0x000B28],
+    [0x000B2A, 0x000B30],
+    [0x000B32, 0x000B33],
+    [0x000B35, 0x000B39],
+    [0x000B3C, 0x000B44],
+    [0x000B47, 0x000B48],
+    [0x000B4B, 0x000B4D],
+    [0x000B56, 0x000B57],
+    [0x000B5C, 0x000B5D],
+    [0x000B5F, 0x000B63],
+    [0x000B66, 0x000B6F],
+    [0x000B82, 0x000B83],
+    [0x000B85, 0x000B8A],
+    [0x000B8E, 0x000B90],
+    [0x000B92, 0x000B95],
+    [0x000B99, 0x000B9A],
+    [0x000B9E, 0x000B9F],
+    [0x000BA3, 0x000BA4],
+    [0x000BA8, 0x000BAA],
+    [0x000BAE, 0x000BB9],
+    [0x000BBE, 0x000BC2],
+    [0x000BC6, 0x000BC8],
+    [0x000BCA, 0x000BCD],
+    [0x000BE6, 0x000BEF],
+    [0x000C00, 0x000C03],
+    [0x000C05, 0x000C0C],
+    [0x000C0E, 0x000C10],
+    [0x000C12, 0x000C28],
+    [0x000C2A, 0x000C39],
+    [0x000C3D, 0x000C44],
+    [0x000C46, 0x000C48],
+    [0x000C4A, 0x000C4D],
+    [0x000C55, 0x000C56],
+    [0x000C58, 0x000C5A],
+    [0x000C60, 0x000C63],
+    [0x000C66, 0x000C6F],
+    [0x000C80, 0x000C83],
+    [0x000C85, 0x000C8C],
+    [0x000C8E, 0x000C90],
+    [0x000C92, 0x000CA8],
+    [0x000CAA, 0x000CB3],
+    [0x000CB5, 0x000CB9],
+    [0x000CBC, 0x000CC4],
+    [0x000CC6, 0x000CC8],
+    [0x000CCA, 0x000CCD],
+    [0x000CD5, 0x000CD6],
+    [0x000CE0, 0x000CE3],
+    [0x000CE6, 0x000CEF],
+    [0x000CF1, 0x000CF2],
+    [0x000D01, 0x000D03],
+    [0x000D05, 0x000D0C],
+    [0x000D0E, 0x000D10],
+    [0x000D12, 0x000D3A],
+    [0x000D3D, 0x000D44],
+    [0x000D46, 0x000D48],
+    [0x000D4A, 0x000D4E],
+    [0x000D54, 0x000D57],
+    [0x000D5F, 0x000D63],
+    [0x000D66, 0x000D6F],
+    [0x000D7A, 0x000D7F],
+    [0x000D82, 0x000D83],
+    [0x000D85, 0x000D96],
+    [0x000D9A, 0x000DB1],
+    [0x000DB3, 0x000DBB],
+    [0x000DC0, 0x000DC6],
+    [0x000DCF, 0x000DD4],
+    [0x000DD8, 0x000DDF],
+    [0x000DE6, 0x000DEF],
+    [0x000DF2, 0x000DF3],
+    [0x000E01, 0x000E3A],
+    [0x000E40, 0x000E4E],
+    [0x000E50, 0x000E59],
+    [0x000E81, 0x000E82],
+    [0x000E87, 0x000E88],
+    [0x000E94, 0x000E97],
+    [0x000E99, 0x000E9F],
+    [0x000EA1, 0x000EA3],
+    [0x000EAA, 0x000EAB],
+    [0x000EAD, 0x000EB9],
+    [0x000EBB, 0x000EBD],
+    [0x000EC0, 0x000EC4],
+    [0x000EC8, 0x000ECD],
+    [0x000ED0, 0x000ED9],
+    [0x000EDC, 0x000EDF],
+    [0x000F18, 0x000F19],
+    [0x000F20, 0x000F29],
+    [0x000F3E, 0x000F47],
+    [0x000F49, 0x000F6C],
+    [0x000F71, 0x000F84],
+    [0x000F86, 0x000F97],
+    [0x000F99, 0x000FBC],
+    [0x001000, 0x001049],
+    [0x001050, 0x00109D],
+    [0x0010A0, 0x0010C5],
+    [0x0010D0, 0x0010FA],
+    [0x0010FC, 0x001248],
+    [0x00124A, 0x00124D],
+    [0x001250, 0x001256],
+    [0x00125A, 0x00125D],
+    [0x001260, 0x001288],
+    [0x00128A, 0x00128D],
+    [0x001290, 0x0012B0],
+    [0x0012B2, 0x0012B5],
+    [0x0012B8, 0x0012BE],
+    [0x0012C2, 0x0012C5],
+    [0x0012C8, 0x0012D6],
+    [0x0012D8, 0x001310],
+    [0x001312, 0x001315],
+    [0x001318, 0x00135A],
+    [0x00135D, 0x00135F],
+    [0x001369, 0x001371],
+    [0x001380, 0x00138F],
+    [0x0013A0, 0x0013F5],
+    [0x0013F8, 0x0013FD],
+    [0x001401, 0x00166C],
+    [0x00166F, 0x00167F],
+    [0x001681, 0x00169A],
+    [0x0016A0, 0x0016EA],
+    [0x0016EE, 0x0016F8],
+    [0x001700, 0x00170C],
+    [0x00170E, 0x001714],
+    [0x001720, 0x001734],
+    [0x001740, 0x001753],
+    [0x001760, 0x00176C],
+    [0x00176E, 0x001770],
+    [0x001772, 0x001773],
+    [0x001780, 0x0017D3],
+    [0x0017DC, 0x0017DD],
+    [0x0017E0, 0x0017E9],
+    [0x00180B, 0x00180D],
+    [0x001810, 0x001819],
+    [0x001820, 0x001877],
+    [0x001880, 0x0018AA],
+    [0x0018B0, 0x0018F5],
+    [0x001900, 0x00191E],
+    [0x001920, 0x00192B],
+    [0x001930, 0x00193B],
+    [0x001946, 0x00196D],
+    [0x001970, 0x001974],
+    [0x001980, 0x0019AB],
+    [0x0019B0, 0x0019C9],
+    [0x0019D0, 0x0019DA],
+    [0x001A00, 0x001A1B],
+    [0x001A20, 0x001A5E],
+    [0x001A60, 0x001A7C],
+    [0x001A7F, 0x001A89],
+    [0x001A90, 0x001A99],
+    [0x001AB0, 0x001ABD],
+    [0x001B00, 0x001B4B],
+    [0x001B50, 0x001B59],
+    [0x001B6B, 0x001B73],
+    [0x001B80, 0x001BF3],
+    [0x001C00, 0x001C37],
+    [0x001C40, 0x001C49],
+    [0x001C4D, 0x001C7D],
+    [0x001C80, 0x001C88],
+    [0x001CD0, 0x001CD2],
+    [0x001CD4, 0x001CF6],
+    [0x001CF8, 0x001CF9],
+    [0x001D00, 0x001DF5],
+    [0x001DFB, 0x001F15],
+    [0x001F18, 0x001F1D],
+    [0x001F20, 0x001F45],
+    [0x001F48, 0x001F4D],
+    [0x001F50, 0x001F57],
+    [0x001F5F, 0x001F7D],
+    [0x001F80, 0x001FB4],
+    [0x001FB6, 0x001FBC],
+    [0x001FC2, 0x001FC4],
+    [0x001FC6, 0x001FCC],
+    [0x001FD0, 0x001FD3],
+    [0x001FD6, 0x001FDB],
+    [0x001FE0, 0x001FEC],
+    [0x001FF2, 0x001FF4],
+    [0x001FF6, 0x001FFC],
+    [0x00203F, 0x002040],
+    [0x002090, 0x00209C],
+    [0x0020D0, 0x0020DC],
+    [0x0020E5, 0x0020F0],
+    [0x00210A, 0x002113],
+    [0x002118, 0x00211D],
+    [0x00212A, 0x002139],
+    [0x00213C, 0x00213F],
+    [0x002145, 0x002149],
+    [0x002160, 0x002188],
+    [0x002C00, 0x002C2E],
+    [0x002C30, 0x002C5E],
+    [0x002C60, 0x002CE4],
+    [0x002CEB, 0x002CF3],
+    [0x002D00, 0x002D25],
+    [0x002D30, 0x002D67],
+    [0x002D7F, 0x002D96],
+    [0x002DA0, 0x002DA6],
+    [0x002DA8, 0x002DAE],
+    [0x002DB0, 0x002DB6],
+    [0x002DB8, 0x002DBE],
+    [0x002DC0, 0x002DC6],
+    [0x002DC8, 0x002DCE],
+    [0x002DD0, 0x002DD6],
+    [0x002DD8, 0x002DDE],
+    [0x002DE0, 0x002DFF],
+    [0x003005, 0x003007],
+    [0x003021, 0x00302F],
+    [0x003031, 0x003035],
+    [0x003038, 0x00303C],
+    [0x003041, 0x003096],
+    [0x003099, 0x00309A],
+    [0x00309D, 0x00309F],
+    [0x0030A1, 0x0030FA],
+    [0x0030FC, 0x0030FF],
+    [0x003105, 0x00312D],
+    [0x003131, 0x00318E],
+    [0x0031A0, 0x0031BA],
+    [0x0031F0, 0x0031FF],
+    [0x003400, 0x004DB5],
+    [0x004E00, 0x009FD5],
+    [0x00A000, 0x00A48C],
+    [0x00A4D0, 0x00A4FD],
+    [0x00A500, 0x00A60C],
+    [0x00A610, 0x00A62B],
+    [0x00A640, 0x00A66F],
+    [0x00A674, 0x00A67D],
+    [0x00A67F, 0x00A6F1],
+    [0x00A717, 0x00A71F],
+    [0x00A722, 0x00A788],
+    [0x00A78B, 0x00A7AE],
+    [0x00A7B0, 0x00A7B7],
+    [0x00A7F7, 0x00A827],
+    [0x00A840, 0x00A873],
+    [0x00A880, 0x00A8C5],
+    [0x00A8D0, 0x00A8D9],
+    [0x00A8E0, 0x00A8F7],
+    [0x00A900, 0x00A92D],
+    [0x00A930, 0x00A953],
+    [0x00A960, 0x00A97C],
+    [0x00A980, 0x00A9C0],
+    [0x00A9CF, 0x00A9D9],
+    [0x00A9E0, 0x00A9FE],
+    [0x00AA00, 0x00AA36],
+    [0x00AA40, 0x00AA4D],
+    [0x00AA50, 0x00AA59],
+    [0x00AA60, 0x00AA76],
+    [0x00AA7A, 0x00AAC2],
+    [0x00AADB, 0x00AADD],
+    [0x00AAE0, 0x00AAEF],
+    [0x00AAF2, 0x00AAF6],
+    [0x00AB01, 0x00AB06],
+    [0x00AB09, 0x00AB0E],
+    [0x00AB11, 0x00AB16],
+    [0x00AB20, 0x00AB26],
+    [0x00AB28, 0x00AB2E],
+    [0x00AB30, 0x00AB5A],
+    [0x00AB5C, 0x00AB65],
+    [0x00AB70, 0x00ABEA],
+    [0x00ABEC, 0x00ABED],
+    [0x00ABF0, 0x00ABF9],
+    [0x00AC00, 0x00D7A3],
+    [0x00D7B0, 0x00D7C6],
+    [0x00D7CB, 0x00D7FB],
+    [0x00F900, 0x00FA6D],
+    [0x00FA70, 0x00FAD9],
+    [0x00FB00, 0x00FB06],
+    [0x00FB13, 0x00FB17],
+    [0x00FB1D, 0x00FB28],
+    [0x00FB2A, 0x00FB36],
+    [0x00FB38, 0x00FB3C],
+    [0x00FB40, 0x00FB41],
+    [0x00FB43, 0x00FB44],
+    [0x00FB46, 0x00FBB1],
+    [0x00FBD3, 0x00FC5D],
+    [0x00FC64, 0x00FD3D],
+    [0x00FD50, 0x00FD8F],
+    [0x00FD92, 0x00FDC7],
+    [0x00FDF0, 0x00FDF9],
+    [0x00FE00, 0x00FE0F],
+    [0x00FE20, 0x00FE2F],
+    [0x00FE33, 0x00FE34],
+    [0x00FE4D, 0x00FE4F],
+    [0x00FE7F, 0x00FEFC],
+    [0x00FF10, 0x00FF19],
+    [0x00FF21, 0x00FF3A],
+    [0x00FF41, 0x00FF5A],
+    [0x00FF66, 0x00FFBE],
+    [0x00FFC2, 0x00FFC7],
+    [0x00FFCA, 0x00FFCF],
+    [0x00FFD2, 0x00FFD7],
+    [0x00FFDA, 0x00FFDC],
+    [0x010000, 0x01000B],
+    [0x01000D, 0x010026],
+    [0x010028, 0x01003A],
+    [0x01003C, 0x01003D],
+    [0x01003F, 0x01004D],
+    [0x010050, 0x01005D],
+    [0x010080, 0x0100FA],
+    [0x010140, 0x010174],
+    [0x010280, 0x01029C],
+    [0x0102A0, 0x0102D0],
+    [0x010300, 0x01031F],
+    [0x010330, 0x01034A],
+    [0x010350, 0x01037A],
+    [0x010380, 0x01039D],
+    [0x0103A0, 0x0103C3],
+    [0x0103C8, 0x0103CF],
+    [0x0103D1, 0x0103D5],
+    [0x010400, 0x01049D],
+    [0x0104A0, 0x0104A9],
+    [0x0104B0, 0x0104D3],
+    [0x0104D8, 0x0104FB],
+    [0x010500, 0x010527],
+    [0x010530, 0x010563],
+    [0x010600, 0x010736],
+    [0x010740, 0x010755],
+    [0x010760, 0x010767],
+    [0x010800, 0x010805],
+    [0x01080A, 0x010835],
+    [0x010837, 0x010838],
+    [0x01083F, 0x010855],
+    [0x010860, 0x010876],
+    [0x010880, 0x01089E],
+    [0x0108E0, 0x0108F2],
+    [0x0108F4, 0x0108F5],
+    [0x010900, 0x010915],
+    [0x010920, 0x010939],
+    [0x010980, 0x0109B7],
+    [0x0109BE, 0x0109BF],
+    [0x010A00, 0x010A03],
+    [0x010A05, 0x010A06],
+    [0x010A0C, 0x010A13],
+    [0x010A15, 0x010A17],
+    [0x010A19, 0x010A33],
+    [0x010A38, 0x010A3A],
+    [0x010A60, 0x010A7C],
+    [0x010A80, 0x010A9C],
+    [0x010AC0, 0x010AC7],
+    [0x010AC9, 0x010AE6],
+    [0x010B00, 0x010B35],
+    [0x010B40, 0x010B55],
+    [0x010B60, 0x010B72],
+    [0x010B80, 0x010B91],
+    [0x010C00, 0x010C48],
+    [0x010C80, 0x010CB2],
+    [0x010CC0, 0x010CF2],
+    [0x011000, 0x011046],
+    [0x011066, 0x01106F],
+    [0x01107F, 0x0110BA],
+    [0x0110D0, 0x0110E8],
+    [0x0110F0, 0x0110F9],
+    [0x011100, 0x011134],
+    [0x011136, 0x01113F],
+    [0x011150, 0x011173],
+    [0x011180, 0x0111C4],
+    [0x0111CA, 0x0111CC],
+    [0x0111D0, 0x0111DA],
+    [0x011200, 0x011211],
+    [0x011213, 0x011237],
+    [0x011280, 0x011286],
+    [0x01128A, 0x01128D],
+    [0x01128F, 0x01129D],
+    [0x01129F, 0x0112A8],
+    [0x0112B0, 0x0112EA],
+    [0x0112F0, 0x0112F9],
+    [0x011300, 0x011303],
+    [0x011305, 0x01130C],
+    [0x01130F, 0x011310],
+    [0x011313, 0x011328],
+    [0x01132A, 0x011330],
+    [0x011332, 0x011333],
+    [0x011335, 0x011339],
+    [0x01133C, 0x011344],
+    [0x011347, 0x011348],
+    [0x01134B, 0x01134D],
+    [0x01135D, 0x011363],
+    [0x011366, 0x01136C],
+    [0x011370, 0x011374],
+    [0x011400, 0x01144A],
+    [0x011450, 0x011459],
+    [0x011480, 0x0114C5],
+    [0x0114D0, 0x0114D9],
+    [0x011580, 0x0115B5],
+    [0x0115B8, 0x0115C0],
+    [0x0115D8, 0x0115DD],
+    [0x011600, 0x011640],
+    [0x011650, 0x011659],
+    [0x011680, 0x0116B7],
+    [0x0116C0, 0x0116C9],
+    [0x011700, 0x011719],
+    [0x01171D, 0x01172B],
+    [0x011730, 0x011739],
+    [0x0118A0, 0x0118E9],
+    [0x011AC0, 0x011AF8],
+    [0x011C00, 0x011C08],
+    [0x011C0A, 0x011C36],
+    [0x011C38, 0x011C40],
+    [0x011C50, 0x011C59],
+    [0x011C72, 0x011C8F],
+    [0x011C92, 0x011CA7],
+    [0x011CA9, 0x011CB6],
+    [0x012000, 0x012399],
+    [0x012400, 0x01246E],
+    [0x012480, 0x012543],
+    [0x013000, 0x01342E],
+    [0x014400, 0x014646],
+    [0x016800, 0x016A38],
+    [0x016A40, 0x016A5E],
+    [0x016A60, 0x016A69],
+    [0x016AD0, 0x016AED],
+    [0x016AF0, 0x016AF4],
+    [0x016B00, 0x016B36],
+    [0x016B40, 0x016B43],
+    [0x016B50, 0x016B59],
+    [0x016B63, 0x016B77],
+    [0x016B7D, 0x016B8F],
+    [0x016F00, 0x016F44],
+    [0x016F50, 0x016F7E],
+    [0x016F8F, 0x016F9F],
+    [0x017000, 0x0187EC],
+    [0x018800, 0x018AF2],
+    [0x01B000, 0x01B001],
+    [0x01BC00, 0x01BC6A],
+    [0x01BC70, 0x01BC7C],
+    [0x01BC80, 0x01BC88],
+    [0x01BC90, 0x01BC99],
+    [0x01BC9D, 0x01BC9E],
+    [0x01D165, 0x01D169],
+    [0x01D16D, 0x01D172],
+    [0x01D17B, 0x01D182],
+    [0x01D185, 0x01D18B],
+    [0x01D1AA, 0x01D1AD],
+    [0x01D242, 0x01D244],
+    [0x01D400, 0x01D454],
+    [0x01D456, 0x01D49C],
+    [0x01D49E, 0x01D49F],
+    [0x01D4A5, 0x01D4A6],
+    [0x01D4A9, 0x01D4AC],
+    [0x01D4AE, 0x01D4B9],
+    [0x01D4BD, 0x01D4C3],
+    [0x01D4C5, 0x01D505],
+    [0x01D507, 0x01D50A],
+    [0x01D50D, 0x01D514],
+    [0x01D516, 0x01D51C],
+    [0x01D51E, 0x01D539],
+    [0x01D53B, 0x01D53E],
+    [0x01D540, 0x01D544],
+    [0x01D54A, 0x01D550],
+    [0x01D552, 0x01D6A5],
+    [0x01D6A8, 0x01D6C0],
+    [0x01D6C2, 0x01D6DA],
+    [0x01D6DC, 0x01D6FA],
+    [0x01D6FC, 0x01D714],
+    [0x01D716, 0x01D734],
+    [0x01D736, 0x01D74E],
+    [0x01D750, 0x01D76E],
+    [0x01D770, 0x01D788],
+    [0x01D78A, 0x01D7A8],
+    [0x01D7AA, 0x01D7C2],
+    [0x01D7C4, 0x01D7CB],
+    [0x01D7CE, 0x01D7FF],
+    [0x01DA00, 0x01DA36],
+    [0x01DA3B, 0x01DA6C],
+    [0x01DA9B, 0x01DA9F],
+    [0x01DAA1, 0x01DAAF],
+    [0x01E000, 0x01E006],
+    [0x01E008, 0x01E018],
+    [0x01E01B, 0x01E021],
+    [0x01E023, 0x01E024],
+    [0x01E026, 0x01E02A],
+    [0x01E800, 0x01E8C4],
+    [0x01E8D0, 0x01E8D6],
+    [0x01E900, 0x01E94A],
+    [0x01E950, 0x01E959],
+    [0x01EE00, 0x01EE03],
+    [0x01EE05, 0x01EE1F],
+    [0x01EE21, 0x01EE22],
+    [0x01EE29, 0x01EE32],
+    [0x01EE34, 0x01EE37],
+    [0x01EE4D, 0x01EE4F],
+    [0x01EE51, 0x01EE52],
+    [0x01EE61, 0x01EE62],
+    [0x01EE67, 0x01EE6A],
+    [0x01EE6C, 0x01EE72],
+    [0x01EE74, 0x01EE77],
+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1],
+    [0x02F800, 0x02FA1D],
+    [0x0E0100, 0x0E01EF]
+  ]
+});
+testPropertyEscapes(
+  /^\p{XID_Continue}+$/u,
+  matchSymbols,
+  "\\p{XID_Continue}"
+);
+testPropertyEscapes(
+  /^\p{XIDC}+$/u,
+  matchSymbols,
+  "\\p{XIDC}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x000060,
+    0x0000B6,
+    0x0000D7,
+    0x0000F7,
+    0x0002ED,
+    0x000375,
+    0x00037E,
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x0003F6,
+    0x000482,
+    0x000530,
+    0x0005BE,
+    0x0005C0,
+    0x0005C3,
+    0x0005C6,
+    0x0006D4,
+    0x0006E9,
+    0x0008B5,
+    0x0008E2,
+    0x000970,
+    0x000984,
+    0x0009A9,
+    0x0009B1,
+    0x0009DE,
+    0x000A04,
+    0x000A29,
+    0x000A31,
+    0x000A34,
+    0x000A37,
+    0x000A3D,
+    0x000A5D,
+    0x000A84,
+    0x000A8E,
+    0x000A92,
+    0x000AA9,
+    0x000AB1,
+    0x000AB4,
+    0x000AC6,
+    0x000ACA,
+    0x000B04,
+    0x000B29,
+    0x000B31,
+    0x000B34,
+    0x000B5E,
+    0x000B70,
+    0x000B84,
+    0x000B91,
+    0x000B9B,
+    0x000B9D,
+    0x000BC9,
+    0x000C04,
+    0x000C0D,
+    0x000C11,
+    0x000C29,
+    0x000C45,
+    0x000C49,
+    0x000C57,
+    0x000C84,
+    0x000C8D,
+    0x000C91,
+    0x000CA9,
+    0x000CB4,
+    0x000CC5,
+    0x000CC9,
+    0x000CDF,
+    0x000CF0,
+    0x000D04,
+    0x000D0D,
+    0x000D11,
+    0x000D45,
+    0x000D49,
+    0x000D84,
+    0x000DB2,
+    0x000DBC,
+    0x000DD5,
+    0x000DD7,
+    0x000E4F,
+    0x000E83,
+    0x000E89,
+    0x000E98,
+    0x000EA0,
+    0x000EA4,
+    0x000EA6,
+    0x000EAC,
+    0x000EBA,
+    0x000EC5,
+    0x000EC7,
+    0x000F36,
+    0x000F38,
+    0x000F48,
+    0x000F85,
+    0x000F98,
+    0x0010C6,
+    0x0010FB,
+    0x001249,
+    0x001257,
+    0x001259,
+    0x001289,
+    0x0012B1,
+    0x0012BF,
+    0x0012C1,
+    0x0012D7,
+    0x001311,
+    0x001680,
+    0x00170D,
+    0x00176D,
+    0x001771,
+    0x00191F,
+    0x001A5F,
+    0x001CD3,
+    0x001CF7,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FBD,
+    0x001FC5,
+    0x001FF5,
+    0x002114,
+    0x002125,
+    0x002127,
+    0x002129,
+    0x002C2F,
+    0x002C5F,
+    0x002D26,
+    0x002DA7,
+    0x002DAF,
+    0x002DB7,
+    0x002DBF,
+    0x002DC7,
+    0x002DCF,
+    0x002DD7,
+    0x002DDF,
+    0x003030,
+    0x0030A0,
+    0x0030FB,
+    0x00A67E,
+    0x00A7AF,
+    0x00A8FC,
+    0x00A9FF,
+    0x00AB27,
+    0x00AB2F,
+    0x00AB5B,
+    0x00ABEB,
+    0x00FB29,
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45,
+    0x00FE72,
+    0x00FE78,
+    0x00FE7A,
+    0x00FE7C,
+    0x00FE7E,
+    0x00FF40,
+    0x01000C,
+    0x010027,
+    0x01003B,
+    0x01003E,
+    0x0103D0,
+    0x010809,
+    0x010836,
+    0x0108F3,
+    0x010A04,
+    0x010A14,
+    0x010A18,
+    0x010AC8,
+    0x011135,
+    0x0111DB,
+    0x011212,
+    0x011287,
+    0x011289,
+    0x01128E,
+    0x01129E,
+    0x011304,
+    0x011329,
+    0x011331,
+    0x011334,
+    0x0114C6,
+    0x011C09,
+    0x011C37,
+    0x011CA8,
+    0x016A5F,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01D6C1,
+    0x01D6DB,
+    0x01D6FB,
+    0x01D715,
+    0x01D735,
+    0x01D74F,
+    0x01D76F,
+    0x01D789,
+    0x01D7A9,
+    0x01D7C3,
+    0x01DAA0,
+    0x01E007,
+    0x01E022,
+    0x01E025,
+    0x01EE04,
+    0x01EE20,
+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x00002F],
+    [0x00003A, 0x000040],
+    [0x00005B, 0x00005E],
+    [0x00007B, 0x0000A9],
+    [0x0000AB, 0x0000B4],
+    [0x0000B8, 0x0000B9],
+    [0x0000BB, 0x0000BF],
+    [0x0002C2, 0x0002C5],
+    [0x0002D2, 0x0002DF],
+    [0x0002E5, 0x0002EB],
+    [0x0002EF, 0x0002FF],
+    [0x000378, 0x00037A],
+    [0x000380, 0x000385],
+    [0x000488, 0x000489],
+    [0x000557, 0x000558],
+    [0x00055A, 0x000560],
+    [0x000588, 0x000590],
+    [0x0005C8, 0x0005CF],
+    [0x0005EB, 0x0005EF],
+    [0x0005F3, 0x00060F],
+    [0x00061B, 0x00061F],
+    [0x00066A, 0x00066D],
+    [0x0006DD, 0x0006DE],
+    [0x0006FD, 0x0006FE],
+    [0x000700, 0x00070F],
+    [0x00074B, 0x00074C],
+    [0x0007B2, 0x0007BF],
+    [0x0007F6, 0x0007F9],
+    [0x0007FB, 0x0007FF],
+    [0x00082E, 0x00083F],
+    [0x00085C, 0x00089F],
+    [0x0008BE, 0x0008D3],
+    [0x000964, 0x000965],
+    [0x00098D, 0x00098E],
+    [0x000991, 0x000992],
+    [0x0009B3, 0x0009B5],
+    [0x0009BA, 0x0009BB],
+    [0x0009C5, 0x0009C6],
+    [0x0009C9, 0x0009CA],
+    [0x0009CF, 0x0009D6],
+    [0x0009D8, 0x0009DB],
+    [0x0009E4, 0x0009E5],
+    [0x0009F2, 0x000A00],
+    [0x000A0B, 0x000A0E],
+    [0x000A11, 0x000A12],
+    [0x000A3A, 0x000A3B],
+    [0x000A43, 0x000A46],
+    [0x000A49, 0x000A4A],
+    [0x000A4E, 0x000A50],
+    [0x000A52, 0x000A58],
+    [0x000A5F, 0x000A65],
+    [0x000A76, 0x000A80],
+    [0x000ABA, 0x000ABB],
+    [0x000ACE, 0x000ACF],
+    [0x000AD1, 0x000ADF],
+    [0x000AE4, 0x000AE5],
+    [0x000AF0, 0x000AF8],
+    [0x000AFA, 0x000B00],
+    [0x000B0D, 0x000B0E],
+    [0x000B11, 0x000B12],
+    [0x000B3A, 0x000B3B],
+    [0x000B45, 0x000B46],
+    [0x000B49, 0x000B4A],
+    [0x000B4E, 0x000B55],
+    [0x000B58, 0x000B5B],
+    [0x000B64, 0x000B65],
+    [0x000B72, 0x000B81],
+    [0x000B8B, 0x000B8D],
+    [0x000B96, 0x000B98],
+    [0x000BA0, 0x000BA2],
+    [0x000BA5, 0x000BA7],
+    [0x000BAB, 0x000BAD],
+    [0x000BBA, 0x000BBD],
+    [0x000BC3, 0x000BC5],
+    [0x000BCE, 0x000BCF],
+    [0x000BD1, 0x000BD6],
+    [0x000BD8, 0x000BE5],
+    [0x000BF0, 0x000BFF],
+    [0x000C3A, 0x000C3C],
+    [0x000C4E, 0x000C54],
+    [0x000C5B, 0x000C5F],
+    [0x000C64, 0x000C65],
+    [0x000C70, 0x000C7F],
+    [0x000CBA, 0x000CBB],
+    [0x000CCE, 0x000CD4],
+    [0x000CD7, 0x000CDD],
+    [0x000CE4, 0x000CE5],
+    [0x000CF3, 0x000D00],
+    [0x000D3B, 0x000D3C],
+    [0x000D4F, 0x000D53],
+    [0x000D58, 0x000D5E],
+    [0x000D64, 0x000D65],
+    [0x000D70, 0x000D79],
+    [0x000D80, 0x000D81],
+    [0x000D97, 0x000D99],
+    [0x000DBE, 0x000DBF],
+    [0x000DC7, 0x000DC9],
+    [0x000DCB, 0x000DCE],
+    [0x000DE0, 0x000DE5],
+    [0x000DF0, 0x000DF1],
+    [0x000DF4, 0x000E00],
+    [0x000E3B, 0x000E3F],
+    [0x000E5A, 0x000E80],
+    [0x000E85, 0x000E86],
+    [0x000E8B, 0x000E8C],
+    [0x000E8E, 0x000E93],
+    [0x000EA8, 0x000EA9],
+    [0x000EBE, 0x000EBF],
+    [0x000ECE, 0x000ECF],
+    [0x000EDA, 0x000EDB],
+    [0x000EE0, 0x000EFF],
+    [0x000F01, 0x000F17],
+    [0x000F1A, 0x000F1F],
+    [0x000F2A, 0x000F34],
+    [0x000F3A, 0x000F3D],
+    [0x000F6D, 0x000F70],
+    [0x000FBD, 0x000FC5],
+    [0x000FC7, 0x000FFF],
+    [0x00104A, 0x00104F],
+    [0x00109E, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x0010CF],
+    [0x00124E, 0x00124F],
+    [0x00125E, 0x00125F],
+    [0x00128E, 0x00128F],
+    [0x0012B6, 0x0012B7],
+    [0x0012C6, 0x0012C7],
+    [0x001316, 0x001317],
+    [0x00135B, 0x00135C],
+    [0x001360, 0x001368],
+    [0x001372, 0x00137F],
+    [0x001390, 0x00139F],
+    [0x0013F6, 0x0013F7],
+    [0x0013FE, 0x001400],
+    [0x00166D, 0x00166E],
+    [0x00169B, 0x00169F],
+    [0x0016EB, 0x0016ED],
+    [0x0016F9, 0x0016FF],
+    [0x001715, 0x00171F],
+    [0x001735, 0x00173F],
+    [0x001754, 0x00175F],
+    [0x001774, 0x00177F],
+    [0x0017D4, 0x0017D6],
+    [0x0017D8, 0x0017DB],
+    [0x0017DE, 0x0017DF],
+    [0x0017EA, 0x00180A],
+    [0x00180E, 0x00180F],
+    [0x00181A, 0x00181F],
+    [0x001878, 0x00187F],
+    [0x0018AB, 0x0018AF],
+    [0x0018F6, 0x0018FF],
+    [0x00192C, 0x00192F],
+    [0x00193C, 0x001945],
+    [0x00196E, 0x00196F],
+    [0x001975, 0x00197F],
+    [0x0019AC, 0x0019AF],
+    [0x0019CA, 0x0019CF],
+    [0x0019DB, 0x0019FF],
+    [0x001A1C, 0x001A1F],
+    [0x001A7D, 0x001A7E],
+    [0x001A8A, 0x001A8F],
+    [0x001A9A, 0x001AA6],
+    [0x001AA8, 0x001AAF],
+    [0x001ABE, 0x001AFF],
+    [0x001B4C, 0x001B4F],
+    [0x001B5A, 0x001B6A],
+    [0x001B74, 0x001B7F],
+    [0x001BF4, 0x001BFF],
+    [0x001C38, 0x001C3F],
+    [0x001C4A, 0x001C4C],
+    [0x001C7E, 0x001C7F],
+    [0x001C89, 0x001CCF],
+    [0x001CFA, 0x001CFF],
+    [0x001DF6, 0x001DFA],
+    [0x001F16, 0x001F17],
+    [0x001F1E, 0x001F1F],
+    [0x001F46, 0x001F47],
+    [0x001F4E, 0x001F4F],
+    [0x001F7E, 0x001F7F],
+    [0x001FBF, 0x001FC1],
+    [0x001FCD, 0x001FCF],
+    [0x001FD4, 0x001FD5],
+    [0x001FDC, 0x001FDF],
+    [0x001FED, 0x001FF1],
+    [0x001FFD, 0x00203E],
+    [0x002041, 0x002053],
+    [0x002055, 0x002070],
+    [0x002072, 0x00207E],
+    [0x002080, 0x00208F],
+    [0x00209D, 0x0020CF],
+    [0x0020DD, 0x0020E0],
+    [0x0020E2, 0x0020E4],
+    [0x0020F1, 0x002101],
+    [0x002103, 0x002106],
+    [0x002108, 0x002109],
+    [0x002116, 0x002117],
+    [0x00211E, 0x002123],
+    [0x00213A, 0x00213B],
+    [0x002140, 0x002144],
+    [0x00214A, 0x00214D],
+    [0x00214F, 0x00215F],
+    [0x002189, 0x002BFF],
+    [0x002CE5, 0x002CEA],
+    [0x002CF4, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x002D2F],
+    [0x002D68, 0x002D6E],
+    [0x002D70, 0x002D7E],
+    [0x002D97, 0x002D9F],
+    [0x002E00, 0x003004],
+    [0x003008, 0x003020],
+    [0x003036, 0x003037],
+    [0x00303D, 0x003040],
+    [0x003097, 0x003098],
+    [0x00309B, 0x00309C],
+    [0x003100, 0x003104],
+    [0x00312E, 0x003130],
+    [0x00318F, 0x00319F],
+    [0x0031BB, 0x0031EF],
+    [0x003200, 0x0033FF],
+    [0x004DB6, 0x004DFF],
+    [0x009FD6, 0x009FFF],
+    [0x00A48D, 0x00A4CF],
+    [0x00A4FE, 0x00A4FF],
+    [0x00A60D, 0x00A60F],
+    [0x00A62C, 0x00A63F],
+    [0x00A670, 0x00A673],
+    [0x00A6F2, 0x00A716],
+    [0x00A720, 0x00A721],
+    [0x00A789, 0x00A78A],
+    [0x00A7B8, 0x00A7F6],
+    [0x00A828, 0x00A83F],
+    [0x00A874, 0x00A87F],
+    [0x00A8C6, 0x00A8CF],
+    [0x00A8DA, 0x00A8DF],
+    [0x00A8F8, 0x00A8FA],
+    [0x00A8FE, 0x00A8FF],
+    [0x00A92E, 0x00A92F],
+    [0x00A954, 0x00A95F],
+    [0x00A97D, 0x00A97F],
+    [0x00A9C1, 0x00A9CE],
+    [0x00A9DA, 0x00A9DF],
+    [0x00AA37, 0x00AA3F],
+    [0x00AA4E, 0x00AA4F],
+    [0x00AA5A, 0x00AA5F],
+    [0x00AA77, 0x00AA79],
+    [0x00AAC3, 0x00AADA],
+    [0x00AADE, 0x00AADF],
+    [0x00AAF0, 0x00AAF1],
+    [0x00AAF7, 0x00AB00],
+    [0x00AB07, 0x00AB08],
+    [0x00AB0F, 0x00AB10],
+    [0x00AB17, 0x00AB1F],
+    [0x00AB66, 0x00AB6F],
+    [0x00ABEE, 0x00ABEF],
+    [0x00ABFA, 0x00ABFF],
+    [0x00D7A4, 0x00D7AF],
+    [0x00D7C7, 0x00D7CA],
+    [0x00D7FC, 0x00DBFF],
+    [0x00E000, 0x00F8FF],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FB1C],
+    [0x00FBB2, 0x00FBD2],
+    [0x00FC5E, 0x00FC63],
+    [0x00FD3E, 0x00FD4F],
+    [0x00FD90, 0x00FD91],
+    [0x00FDC8, 0x00FDEF],
+    [0x00FDFA, 0x00FDFF],
+    [0x00FE10, 0x00FE1F],
+    [0x00FE30, 0x00FE32],
+    [0x00FE35, 0x00FE4C],
+    [0x00FE50, 0x00FE70],
+    [0x00FE74, 0x00FE76],
+    [0x00FEFD, 0x00FF0F],
+    [0x00FF1A, 0x00FF20],
+    [0x00FF3B, 0x00FF3E],
+    [0x00FF5B, 0x00FF65],
+    [0x00FFBF, 0x00FFC1],
+    [0x00FFC8, 0x00FFC9],
+    [0x00FFD0, 0x00FFD1],
+    [0x00FFD8, 0x00FFD9],
+    [0x00FFDD, 0x00FFFF],
+    [0x01004E, 0x01004F],
+    [0x01005E, 0x01007F],
+    [0x0100FB, 0x01013F],
+    [0x010175, 0x0101FC],
+    [0x0101FE, 0x01027F],
+    [0x01029D, 0x01029F],
+    [0x0102D1, 0x0102DF],
+    [0x0102E1, 0x0102FF],
+    [0x010320, 0x01032F],
+    [0x01034B, 0x01034F],
+    [0x01037B, 0x01037F],
+    [0x01039E, 0x01039F],
+    [0x0103C4, 0x0103C7],
+    [0x0103D6, 0x0103FF],
+    [0x01049E, 0x01049F],
+    [0x0104AA, 0x0104AF],
+    [0x0104D4, 0x0104D7],
+    [0x0104FC, 0x0104FF],
+    [0x010528, 0x01052F],
+    [0x010564, 0x0105FF],
+    [0x010737, 0x01073F],
+    [0x010756, 0x01075F],
+    [0x010768, 0x0107FF],
+    [0x010806, 0x010807],
+    [0x010839, 0x01083B],
+    [0x01083D, 0x01083E],
+    [0x010856, 0x01085F],
+    [0x010877, 0x01087F],
+    [0x01089F, 0x0108DF],
+    [0x0108F6, 0x0108FF],
+    [0x010916, 0x01091F],
+    [0x01093A, 0x01097F],
+    [0x0109B8, 0x0109BD],
+    [0x0109C0, 0x0109FF],
+    [0x010A07, 0x010A0B],
+    [0x010A34, 0x010A37],
+    [0x010A3B, 0x010A3E],
+    [0x010A40, 0x010A5F],
+    [0x010A7D, 0x010A7F],
+    [0x010A9D, 0x010ABF],
+    [0x010AE7, 0x010AFF],
+    [0x010B36, 0x010B3F],
+    [0x010B56, 0x010B5F],
+    [0x010B73, 0x010B7F],
+    [0x010B92, 0x010BFF],
+    [0x010C49, 0x010C7F],
+    [0x010CB3, 0x010CBF],
+    [0x010CF3, 0x010FFF],
+    [0x011047, 0x011065],
+    [0x011070, 0x01107E],
+    [0x0110BB, 0x0110CF],
+    [0x0110E9, 0x0110EF],
+    [0x0110FA, 0x0110FF],
+    [0x011140, 0x01114F],
+    [0x011174, 0x011175],
+    [0x011177, 0x01117F],
+    [0x0111C5, 0x0111C9],
+    [0x0111CD, 0x0111CF],
+    [0x0111DD, 0x0111FF],
+    [0x011238, 0x01123D],
+    [0x01123F, 0x01127F],
+    [0x0112A9, 0x0112AF],
+    [0x0112EB, 0x0112EF],
+    [0x0112FA, 0x0112FF],
+    [0x01130D, 0x01130E],
+    [0x011311, 0x011312],
+    [0x01133A, 0x01133B],
+    [0x011345, 0x011346],
+    [0x011349, 0x01134A],
+    [0x01134E, 0x01134F],
+    [0x011351, 0x011356],
+    [0x011358, 0x01135C],
+    [0x011364, 0x011365],
+    [0x01136D, 0x01136F],
+    [0x011375, 0x0113FF],
+    [0x01144B, 0x01144F],
+    [0x01145A, 0x01147F],
+    [0x0114C8, 0x0114CF],
+    [0x0114DA, 0x01157F],
+    [0x0115B6, 0x0115B7],
+    [0x0115C1, 0x0115D7],
+    [0x0115DE, 0x0115FF],
+    [0x011641, 0x011643],
+    [0x011645, 0x01164F],
+    [0x01165A, 0x01167F],
+    [0x0116B8, 0x0116BF],
+    [0x0116CA, 0x0116FF],
+    [0x01171A, 0x01171C],
+    [0x01172C, 0x01172F],
+    [0x01173A, 0x01189F],
+    [0x0118EA, 0x0118FE],
+    [0x011900, 0x011ABF],
+    [0x011AF9, 0x011BFF],
+    [0x011C41, 0x011C4F],
+    [0x011C5A, 0x011C71],
+    [0x011C90, 0x011C91],
+    [0x011CB7, 0x011FFF],
+    [0x01239A, 0x0123FF],
+    [0x01246F, 0x01247F],
+    [0x012544, 0x012FFF],
+    [0x01342F, 0x0143FF],
+    [0x014647, 0x0167FF],
+    [0x016A39, 0x016A3F],
+    [0x016A6A, 0x016ACF],
+    [0x016AEE, 0x016AEF],
+    [0x016AF5, 0x016AFF],
+    [0x016B37, 0x016B3F],
+    [0x016B44, 0x016B4F],
+    [0x016B5A, 0x016B62],
+    [0x016B78, 0x016B7C],
+    [0x016B90, 0x016EFF],
+    [0x016F45, 0x016F4F],
+    [0x016F7F, 0x016F8E],
+    [0x016FA0, 0x016FDF],
+    [0x016FE1, 0x016FFF],
+    [0x0187ED, 0x0187FF],
+    [0x018AF3, 0x01AFFF],
+    [0x01B002, 0x01BBFF],
+    [0x01BC6B, 0x01BC6F],
+    [0x01BC7D, 0x01BC7F],
+    [0x01BC89, 0x01BC8F],
+    [0x01BC9A, 0x01BC9C],
+    [0x01BC9F, 0x01D164],
+    [0x01D16A, 0x01D16C],
+    [0x01D173, 0x01D17A],
+    [0x01D183, 0x01D184],
+    [0x01D18C, 0x01D1A9],
+    [0x01D1AE, 0x01D241],
+    [0x01D245, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01D7CD],
+    [0x01D800, 0x01D9FF],
+    [0x01DA37, 0x01DA3A],
+    [0x01DA6D, 0x01DA74],
+    [0x01DA76, 0x01DA83],
+    [0x01DA85, 0x01DA9A],
+    [0x01DAB0, 0x01DFFF],
+    [0x01E019, 0x01E01A],
+    [0x01E02B, 0x01E7FF],
+    [0x01E8C5, 0x01E8CF],
+    [0x01E8D7, 0x01E8FF],
+    [0x01E94B, 0x01E94F],
+    [0x01E95A, 0x01EDFF],
+    [0x01EE25, 0x01EE26],
+    [0x01EE3C, 0x01EE41],
+    [0x01EE43, 0x01EE46],
+    [0x01EE55, 0x01EE56],
+    [0x01EE65, 0x01EE66],
+    [0x01EE9C, 0x01EEA0],
+    [0x01EEBC, 0x01FFFF],
+    [0x02A6D7, 0x02A6FF],
+    [0x02B735, 0x02B73F],
+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x02F7FF],
+    [0x02FA1E, 0x0E00FF],
+    [0x0E01F0, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{XID_Continue}+$/u,
+  nonMatchSymbols,
+  "\\P{XID_Continue}"
+);
+testPropertyEscapes(
+  /^\P{XIDC}+$/u,
+  nonMatchSymbols,
+  "\\P{XIDC}"
+);
diff --git a/test/built-ins/RegExp/property-escapes/XID_Start.js b/test/built-ins/RegExp/property-escapes/XID_Start.js
new file mode 100644
index 0000000000000000000000000000000000000000..ef342434e31acb31a09439da40b0313837da0640
--- /dev/null
+++ b/test/built-ins/RegExp/property-escapes/XID_Start.js
@@ -0,0 +1,1207 @@
+// Copyright 2017 Mathias Bynens. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+author: Mathias Bynens
+description: >
+  Unicode property escapes for `XID_Start`
+info: |
+  Generated by https://github.com/mathiasbynens/unicode-property-escapes-tests
+  Unicode v9.0.0
+esid: sec-static-semantics-unicodematchproperty-p
+features: [regexp-unicode-property-escapes]
+includes: [regExpUtils.js]
+---*/
+
+const matchSymbols = buildString({
+  loneCodePoints: [
+    0x0000AA,
+    0x0000B5,
+    0x0000BA,
+    0x0002EC,
+    0x0002EE,
+    0x00037F,
+    0x000386,
+    0x00038C,
+    0x000559,
+    0x0006D5,
+    0x0006FF,
+    0x000710,
+    0x0007B1,
+    0x0007FA,
+    0x00081A,
+    0x000824,
+    0x000828,
+    0x00093D,
+    0x000950,
+    0x0009B2,
+    0x0009BD,
+    0x0009CE,
+    0x000A5E,
+    0x000ABD,
+    0x000AD0,
+    0x000AF9,
+    0x000B3D,
+    0x000B71,
+    0x000B83,
+    0x000B9C,
+    0x000BD0,
+    0x000C3D,
+    0x000C80,
+    0x000CBD,
+    0x000CDE,
+    0x000D3D,
+    0x000D4E,
+    0x000DBD,
+    0x000E32,
+    0x000E84,
+    0x000E8A,
+    0x000E8D,
+    0x000EA5,
+    0x000EA7,
+    0x000EB2,
+    0x000EBD,
+    0x000EC6,
+    0x000F00,
+    0x00103F,
+    0x001061,
+    0x00108E,
+    0x0010C7,
+    0x0010CD,
+    0x001258,
+    0x0012C0,
+    0x0017D7,
+    0x0017DC,
+    0x0018AA,
+    0x001AA7,
+    0x001F59,
+    0x001F5B,
+    0x001F5D,
+    0x001FBE,
+    0x002071,
+    0x00207F,
+    0x002102,
+    0x002107,
+    0x002115,
+    0x002124,
+    0x002126,
+    0x002128,
+    0x00214E,
+    0x002D27,
+    0x002D2D,
+    0x002D6F,
+    0x00A8FB,
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+    0x00FE7D,
+    0x010808,
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+    0x0111DA,
+    0x0111DC,
+    0x011288,
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+    0x01D546,
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+    0x01EE47,
+    0x01EE49,
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+    0x01EE57,
+    0x01EE59,
+    0x01EE5B,
+    0x01EE5D,
+    0x01EE5F,
+    0x01EE64,
+    0x01EE7E
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+    [0x01EE74, 0x01EE77],
+    [0x01EE79, 0x01EE7C],
+    [0x01EE80, 0x01EE89],
+    [0x01EE8B, 0x01EE9B],
+    [0x01EEA1, 0x01EEA3],
+    [0x01EEA5, 0x01EEA9],
+    [0x01EEAB, 0x01EEBB],
+    [0x020000, 0x02A6D6],
+    [0x02A700, 0x02B734],
+    [0x02B740, 0x02B81D],
+    [0x02B820, 0x02CEA1],
+    [0x02F800, 0x02FA1D]
+  ]
+});
+testPropertyEscapes(
+  /^\p{XID_Start}+$/u,
+  matchSymbols,
+  "\\p{XID_Start}"
+);
+testPropertyEscapes(
+  /^\p{XIDS}+$/u,
+  matchSymbols,
+  "\\p{XIDS}"
+);
+
+const nonMatchSymbols = buildString({
+  loneCodePoints: [
+    0x0000D7,
+    0x0000F7,
+    0x0002ED,
+    0x000375,
+    0x00037E,
+    0x000387,
+    0x00038B,
+    0x00038D,
+    0x0003A2,
+    0x0003F6,
+    0x000530,
+    0x000670,
+    0x0006D4,
+    0x000711,
+    0x0008B5,
+    0x0009A9,
+    0x0009B1,
+    0x0009DE,
+    0x000A29,
+    0x000A31,
+    0x000A34,
+    0x000A37,
+    0x000A5D,
+    0x000A8E,
+    0x000A92,
+    0x000AA9,
+    0x000AB1,
+    0x000AB4,
+    0x000B29,
+    0x000B31,
+    0x000B34,
+    0x000B5E,
+    0x000B84,
+    0x000B91,
+    0x000B9B,
+    0x000B9D,
+    0x000C0D,
+    0x000C11,
+    0x000C29,
+    0x000C8D,
+    0x000C91,
+    0x000CA9,
+    0x000CB4,
+    0x000CDF,
+    0x000D0D,
+    0x000D11,
+    0x000DB2,
+    0x000DBC,
+    0x000E31,
+    0x000E83,
+    0x000E89,
+    0x000E98,
+    0x000EA0,
+    0x000EA4,
+    0x000EA6,
+    0x000EAC,
+    0x000EB1,
+    0x000EC5,
+    0x000F48,
+    0x0010C6,
+    0x0010FB,
+    0x001249,
+    0x001257,
+    0x001259,
+    0x001289,
+    0x0012B1,
+    0x0012BF,
+    0x0012C1,
+    0x0012D7,
+    0x001311,
+    0x001680,
+    0x00170D,
+    0x00176D,
+    0x0018A9,
+    0x001CED,
+    0x001F58,
+    0x001F5A,
+    0x001F5C,
+    0x001F5E,
+    0x001FB5,
+    0x001FBD,
+    0x001FC5,
+    0x001FF5,
+    0x002114,
+    0x002125,
+    0x002127,
+    0x002129,
+    0x002C2F,
+    0x002C5F,
+    0x002D26,
+    0x002DA7,
+    0x002DAF,
+    0x002DB7,
+    0x002DBF,
+    0x002DC7,
+    0x002DCF,
+    0x002DD7,
+    0x0030A0,
+    0x0030FB,
+    0x00A7AF,
+    0x00A802,
+    0x00A806,
+    0x00A80B,
+    0x00A8FC,
+    0x00A9E5,
+    0x00A9FF,
+    0x00AA43,
+    0x00AAB0,
+    0x00AAC1,
+    0x00AB27,
+    0x00AB2F,
+    0x00AB5B,
+    0x00FB1E,
+    0x00FB29,
+    0x00FB37,
+    0x00FB3D,
+    0x00FB3F,
+    0x00FB42,
+    0x00FB45,
+    0x00FE72,
+    0x00FE78,
+    0x00FE7A,
+    0x00FE7C,
+    0x00FE7E,
+    0x01000C,
+    0x010027,
+    0x01003B,
+    0x01003E,
+    0x0103D0,
+    0x010809,
+    0x010836,
+    0x0108F3,
+    0x010A14,
+    0x010A18,
+    0x010AC8,
+    0x0111DB,
+    0x011212,
+    0x011287,
+    0x011289,
+    0x01128E,
+    0x01129E,
+    0x011329,
+    0x011331,
+    0x011334,
+    0x0114C6,
+    0x011C09,
+    0x01D455,
+    0x01D49D,
+    0x01D4AD,
+    0x01D4BA,
+    0x01D4BC,
+    0x01D4C4,
+    0x01D506,
+    0x01D515,
+    0x01D51D,
+    0x01D53A,
+    0x01D53F,
+    0x01D545,
+    0x01D551,
+    0x01D6C1,
+    0x01D6DB,
+    0x01D6FB,
+    0x01D715,
+    0x01D735,
+    0x01D74F,
+    0x01D76F,
+    0x01D789,
+    0x01D7A9,
+    0x01D7C3,
+    0x01EE04,
+    0x01EE20,
+    0x01EE23,
+    0x01EE28,
+    0x01EE33,
+    0x01EE38,
+    0x01EE3A,
+    0x01EE48,
+    0x01EE4A,
+    0x01EE4C,
+    0x01EE50,
+    0x01EE53,
+    0x01EE58,
+    0x01EE5A,
+    0x01EE5C,
+    0x01EE5E,
+    0x01EE60,
+    0x01EE63,
+    0x01EE6B,
+    0x01EE73,
+    0x01EE78,
+    0x01EE7D,
+    0x01EE7F,
+    0x01EE8A,
+    0x01EEA4,
+    0x01EEAA
+  ],
+  ranges: [
+    [0x00DC00, 0x00DFFF],
+    [0x000000, 0x000040],
+    [0x00005B, 0x000060],
+    [0x00007B, 0x0000A9],
+    [0x0000AB, 0x0000B4],
+    [0x0000B6, 0x0000B9],
+    [0x0000BB, 0x0000BF],
+    [0x0002C2, 0x0002C5],
+    [0x0002D2, 0x0002DF],
+    [0x0002E5, 0x0002EB],
+    [0x0002EF, 0x00036F],
+    [0x000378, 0x00037A],
+    [0x000380, 0x000385],
+    [0x000482, 0x000489],
+    [0x000557, 0x000558],
+    [0x00055A, 0x000560],
+    [0x000588, 0x0005CF],
+    [0x0005EB, 0x0005EF],
+    [0x0005F3, 0x00061F],
+    [0x00064B, 0x00066D],
+    [0x0006D6, 0x0006E4],
+    [0x0006E7, 0x0006ED],
+    [0x0006F0, 0x0006F9],
+    [0x0006FD, 0x0006FE],
+    [0x000700, 0x00070F],
+    [0x000730, 0x00074C],
+    [0x0007A6, 0x0007B0],
+    [0x0007B2, 0x0007C9],
+    [0x0007EB, 0x0007F3],
+    [0x0007F6, 0x0007F9],
+    [0x0007FB, 0x0007FF],
+    [0x000816, 0x000819],
+    [0x00081B, 0x000823],
+    [0x000825, 0x000827],
+    [0x000829, 0x00083F],
+    [0x000859, 0x00089F],
+    [0x0008BE, 0x000903],
+    [0x00093A, 0x00093C],
+    [0x00093E, 0x00094F],
+    [0x000951, 0x000957],
+    [0x000962, 0x000970],
+    [0x000981, 0x000984],
+    [0x00098D, 0x00098E],
+    [0x000991, 0x000992],
+    [0x0009B3, 0x0009B5],
+    [0x0009BA, 0x0009BC],
+    [0x0009BE, 0x0009CD],
+    [0x0009CF, 0x0009DB],
+    [0x0009E2, 0x0009EF],
+    [0x0009F2, 0x000A04],
+    [0x000A0B, 0x000A0E],
+    [0x000A11, 0x000A12],
+    [0x000A3A, 0x000A58],
+    [0x000A5F, 0x000A71],
+    [0x000A75, 0x000A84],
+    [0x000ABA, 0x000ABC],
+    [0x000ABE, 0x000ACF],
+    [0x000AD1, 0x000ADF],
+    [0x000AE2, 0x000AF8],
+    [0x000AFA, 0x000B04],
+    [0x000B0D, 0x000B0E],
+    [0x000B11, 0x000B12],
+    [0x000B3A, 0x000B3C],
+    [0x000B3E, 0x000B5B],
+    [0x000B62, 0x000B70],
+    [0x000B72, 0x000B82],
+    [0x000B8B, 0x000B8D],
+    [0x000B96, 0x000B98],
+    [0x000BA0, 0x000BA2],
+    [0x000BA5, 0x000BA7],
+    [0x000BAB, 0x000BAD],
+    [0x000BBA, 0x000BCF],
+    [0x000BD1, 0x000C04],
+    [0x000C3A, 0x000C3C],
+    [0x000C3E, 0x000C57],
+    [0x000C5B, 0x000C5F],
+    [0x000C62, 0x000C7F],
+    [0x000C81, 0x000C84],
+    [0x000CBA, 0x000CBC],
+    [0x000CBE, 0x000CDD],
+    [0x000CE2, 0x000CF0],
+    [0x000CF3, 0x000D04],
+    [0x000D3B, 0x000D3C],
+    [0x000D3E, 0x000D4D],
+    [0x000D4F, 0x000D53],
+    [0x000D57, 0x000D5E],
+    [0x000D62, 0x000D79],
+    [0x000D80, 0x000D84],
+    [0x000D97, 0x000D99],
+    [0x000DBE, 0x000DBF],
+    [0x000DC7, 0x000E00],
+    [0x000E33, 0x000E3F],
+    [0x000E47, 0x000E80],
+    [0x000E85, 0x000E86],
+    [0x000E8B, 0x000E8C],
+    [0x000E8E, 0x000E93],
+    [0x000EA8, 0x000EA9],
+    [0x000EB3, 0x000EBC],
+    [0x000EBE, 0x000EBF],
+    [0x000EC7, 0x000EDB],
+    [0x000EE0, 0x000EFF],
+    [0x000F01, 0x000F3F],
+    [0x000F6D, 0x000F87],
+    [0x000F8D, 0x000FFF],
+    [0x00102B, 0x00103E],
+    [0x001040, 0x00104F],
+    [0x001056, 0x001059],
+    [0x00105E, 0x001060],
+    [0x001062, 0x001064],
+    [0x001067, 0x00106D],
+    [0x001071, 0x001074],
+    [0x001082, 0x00108D],
+    [0x00108F, 0x00109F],
+    [0x0010C8, 0x0010CC],
+    [0x0010CE, 0x0010CF],
+    [0x00124E, 0x00124F],
+    [0x00125E, 0x00125F],
+    [0x00128E, 0x00128F],
+    [0x0012B6, 0x0012B7],
+    [0x0012C6, 0x0012C7],
+    [0x001316, 0x001317],
+    [0x00135B, 0x00137F],
+    [0x001390, 0x00139F],
+    [0x0013F6, 0x0013F7],
+    [0x0013FE, 0x001400],
+    [0x00166D, 0x00166E],
+    [0x00169B, 0x00169F],
+    [0x0016EB, 0x0016ED],
+    [0x0016F9, 0x0016FF],
+    [0x001712, 0x00171F],
+    [0x001732, 0x00173F],
+    [0x001752, 0x00175F],
+    [0x001771, 0x00177F],
+    [0x0017B4, 0x0017D6],
+    [0x0017D8, 0x0017DB],
+    [0x0017DD, 0x00181F],
+    [0x001878, 0x00187F],
+    [0x0018AB, 0x0018AF],
+    [0x0018F6, 0x0018FF],
+    [0x00191F, 0x00194F],
+    [0x00196E, 0x00196F],
+    [0x001975, 0x00197F],
+    [0x0019AC, 0x0019AF],
+    [0x0019CA, 0x0019FF],
+    [0x001A17, 0x001A1F],
+    [0x001A55, 0x001AA6],
+    [0x001AA8, 0x001B04],
+    [0x001B34, 0x001B44],
+    [0x001B4C, 0x001B82],
+    [0x001BA1, 0x001BAD],
+    [0x001BB0, 0x001BB9],
+    [0x001BE6, 0x001BFF],
+    [0x001C24, 0x001C4C],
+    [0x001C50, 0x001C59],
+    [0x001C7E, 0x001C7F],
+    [0x001C89, 0x001CE8],
+    [0x001CF2, 0x001CF4],
+    [0x001CF7, 0x001CFF],
+    [0x001DC0, 0x001DFF],
+    [0x001F16, 0x001F17],
+    [0x001F1E, 0x001F1F],
+    [0x001F46, 0x001F47],
+    [0x001F4E, 0x001F4F],
+    [0x001F7E, 0x001F7F],
+    [0x001FBF, 0x001FC1],
+    [0x001FCD, 0x001FCF],
+    [0x001FD4, 0x001FD5],
+    [0x001FDC, 0x001FDF],
+    [0x001FED, 0x001FF1],
+    [0x001FFD, 0x002070],
+    [0x002072, 0x00207E],
+    [0x002080, 0x00208F],
+    [0x00209D, 0x002101],
+    [0x002103, 0x002106],
+    [0x002108, 0x002109],
+    [0x002116, 0x002117],
+    [0x00211E, 0x002123],
+    [0x00213A, 0x00213B],
+    [0x002140, 0x002144],
+    [0x00214A, 0x00214D],
+    [0x00214F, 0x00215F],
+    [0x002189, 0x002BFF],
+    [0x002CE5, 0x002CEA],
+    [0x002CEF, 0x002CF1],
+    [0x002CF4, 0x002CFF],
+    [0x002D28, 0x002D2C],
+    [0x002D2E, 0x002D2F],
+    [0x002D68, 0x002D6E],
+    [0x002D70, 0x002D7F],
+    [0x002D97, 0x002D9F],
+    [0x002DDF, 0x003004],
+    [0x003008, 0x003020],
+    [0x00302A, 0x003030],
+    [0x003036, 0x003037],
+    [0x00303D, 0x003040],
+    [0x003097, 0x00309C],
+    [0x003100, 0x003104],
+    [0x00312E, 0x003130],
+    [0x00318F, 0x00319F],
+    [0x0031BB, 0x0031EF],
+    [0x003200, 0x0033FF],
+    [0x004DB6, 0x004DFF],
+    [0x009FD6, 0x009FFF],
+    [0x00A48D, 0x00A4CF],
+    [0x00A4FE, 0x00A4FF],
+    [0x00A60D, 0x00A60F],
+    [0x00A620, 0x00A629],
+    [0x00A62C, 0x00A63F],
+    [0x00A66F, 0x00A67E],
+    [0x00A69E, 0x00A69F],
+    [0x00A6F0, 0x00A716],
+    [0x00A720, 0x00A721],
+    [0x00A789, 0x00A78A],
+    [0x00A7B8, 0x00A7F6],
+    [0x00A823, 0x00A83F],
+    [0x00A874, 0x00A881],
+    [0x00A8B4, 0x00A8F1],
+    [0x00A8F8, 0x00A8FA],
+    [0x00A8FE, 0x00A909],
+    [0x00A926, 0x00A92F],
+    [0x00A947, 0x00A95F],
+    [0x00A97D, 0x00A983],
+    [0x00A9B3, 0x00A9CE],
+    [0x00A9D0, 0x00A9DF],
+    [0x00A9F0, 0x00A9F9],
+    [0x00AA29, 0x00AA3F],
+    [0x00AA4C, 0x00AA5F],
+    [0x00AA77, 0x00AA79],
+    [0x00AA7B, 0x00AA7D],
+    [0x00AAB2, 0x00AAB4],
+    [0x00AAB7, 0x00AAB8],
+    [0x00AABE, 0x00AABF],
+    [0x00AAC3, 0x00AADA],
+    [0x00AADE, 0x00AADF],
+    [0x00AAEB, 0x00AAF1],
+    [0x00AAF5, 0x00AB00],
+    [0x00AB07, 0x00AB08],
+    [0x00AB0F, 0x00AB10],
+    [0x00AB17, 0x00AB1F],
+    [0x00AB66, 0x00AB6F],
+    [0x00ABE3, 0x00ABFF],
+    [0x00D7A4, 0x00D7AF],
+    [0x00D7C7, 0x00D7CA],
+    [0x00D7FC, 0x00DBFF],
+    [0x00E000, 0x00F8FF],
+    [0x00FA6E, 0x00FA6F],
+    [0x00FADA, 0x00FAFF],
+    [0x00FB07, 0x00FB12],
+    [0x00FB18, 0x00FB1C],
+    [0x00FBB2, 0x00FBD2],
+    [0x00FC5E, 0x00FC63],
+    [0x00FD3E, 0x00FD4F],
+    [0x00FD90, 0x00FD91],
+    [0x00FDC8, 0x00FDEF],
+    [0x00FDFA, 0x00FE70],
+    [0x00FE74, 0x00FE76],
+    [0x00FEFD, 0x00FF20],
+    [0x00FF3B, 0x00FF40],
+    [0x00FF5B, 0x00FF65],
+    [0x00FF9E, 0x00FF9F],
+    [0x00FFBF, 0x00FFC1],
+    [0x00FFC8, 0x00FFC9],
+    [0x00FFD0, 0x00FFD1],
+    [0x00FFD8, 0x00FFD9],
+    [0x00FFDD, 0x00FFFF],
+    [0x01004E, 0x01004F],
+    [0x01005E, 0x01007F],
+    [0x0100FB, 0x01013F],
+    [0x010175, 0x01027F],
+    [0x01029D, 0x01029F],
+    [0x0102D1, 0x0102FF],
+    [0x010320, 0x01032F],
+    [0x01034B, 0x01034F],
+    [0x010376, 0x01037F],
+    [0x01039E, 0x01039F],
+    [0x0103C4, 0x0103C7],
+    [0x0103D6, 0x0103FF],
+    [0x01049E, 0x0104AF],
+    [0x0104D4, 0x0104D7],
+    [0x0104FC, 0x0104FF],
+    [0x010528, 0x01052F],
+    [0x010564, 0x0105FF],
+    [0x010737, 0x01073F],
+    [0x010756, 0x01075F],
+    [0x010768, 0x0107FF],
+    [0x010806, 0x010807],
+    [0x010839, 0x01083B],
+    [0x01083D, 0x01083E],
+    [0x010856, 0x01085F],
+    [0x010877, 0x01087F],
+    [0x01089F, 0x0108DF],
+    [0x0108F6, 0x0108FF],
+    [0x010916, 0x01091F],
+    [0x01093A, 0x01097F],
+    [0x0109B8, 0x0109BD],
+    [0x0109C0, 0x0109FF],
+    [0x010A01, 0x010A0F],
+    [0x010A34, 0x010A5F],
+    [0x010A7D, 0x010A7F],
+    [0x010A9D, 0x010ABF],
+    [0x010AE5, 0x010AFF],
+    [0x010B36, 0x010B3F],
+    [0x010B56, 0x010B5F],
+    [0x010B73, 0x010B7F],
+    [0x010B92, 0x010BFF],
+    [0x010C49, 0x010C7F],
+    [0x010CB3, 0x010CBF],
+    [0x010CF3, 0x011002],
+    [0x011038, 0x011082],
+    [0x0110B0, 0x0110CF],
+    [0x0110E9, 0x011102],
+    [0x011127, 0x01114F],
+    [0x011173, 0x011175],
+    [0x011177, 0x011182],
+    [0x0111B3, 0x0111C0],
+    [0x0111C5, 0x0111D9],
+    [0x0111DD, 0x0111FF],
+    [0x01122C, 0x01127F],
+    [0x0112A9, 0x0112AF],
+    [0x0112DF, 0x011304],
+    [0x01130D, 0x01130E],
+    [0x011311, 0x011312],
+    [0x01133A, 0x01133C],
+    [0x01133E, 0x01134F],
+    [0x011351, 0x01135C],
+    [0x011362, 0x0113FF],
+    [0x011435, 0x011446],
+    [0x01144B, 0x01147F],
+    [0x0114B0, 0x0114C3],
+    [0x0114C8, 0x01157F],
+    [0x0115AF, 0x0115D7],
+    [0x0115DC, 0x0115FF],
+    [0x011630, 0x011643],
+    [0x011645, 0x01167F],
+    [0x0116AB, 0x0116FF],
+    [0x01171A, 0x01189F],
+    [0x0118E0, 0x0118FE],
+    [0x011900, 0x011ABF],
+    [0x011AF9, 0x011BFF],
+    [0x011C2F, 0x011C3F],
+    [0x011C41, 0x011C71],
+    [0x011C90, 0x011FFF],
+    [0x01239A, 0x0123FF],
+    [0x01246F, 0x01247F],
+    [0x012544, 0x012FFF],
+    [0x01342F, 0x0143FF],
+    [0x014647, 0x0167FF],
+    [0x016A39, 0x016A3F],
+    [0x016A5F, 0x016ACF],
+    [0x016AEE, 0x016AFF],
+    [0x016B30, 0x016B3F],
+    [0x016B44, 0x016B62],
+    [0x016B78, 0x016B7C],
+    [0x016B90, 0x016EFF],
+    [0x016F45, 0x016F4F],
+    [0x016F51, 0x016F92],
+    [0x016FA0, 0x016FDF],
+    [0x016FE1, 0x016FFF],
+    [0x0187ED, 0x0187FF],
+    [0x018AF3, 0x01AFFF],
+    [0x01B002, 0x01BBFF],
+    [0x01BC6B, 0x01BC6F],
+    [0x01BC7D, 0x01BC7F],
+    [0x01BC89, 0x01BC8F],
+    [0x01BC9A, 0x01D3FF],
+    [0x01D4A0, 0x01D4A1],
+    [0x01D4A3, 0x01D4A4],
+    [0x01D4A7, 0x01D4A8],
+    [0x01D50B, 0x01D50C],
+    [0x01D547, 0x01D549],
+    [0x01D6A6, 0x01D6A7],
+    [0x01D7CC, 0x01E7FF],
+    [0x01E8C5, 0x01E8FF],
+    [0x01E944, 0x01EDFF],
+    [0x01EE25, 0x01EE26],
+    [0x01EE3C, 0x01EE41],
+    [0x01EE43, 0x01EE46],
+    [0x01EE55, 0x01EE56],
+    [0x01EE65, 0x01EE66],
+    [0x01EE9C, 0x01EEA0],
+    [0x01EEBC, 0x01FFFF],
+    [0x02A6D7, 0x02A6FF],
+    [0x02B735, 0x02B73F],
+    [0x02B81E, 0x02B81F],
+    [0x02CEA2, 0x02F7FF],
+    [0x02FA1E, 0x10FFFF]
+  ]
+});
+testPropertyEscapes(
+  /^\P{XID_Start}+$/u,
+  nonMatchSymbols,
+  "\\P{XID_Start}"
+);
+testPropertyEscapes(
+  /^\P{XIDS}+$/u,
+  nonMatchSymbols,
+  "\\P{XIDS}"
+);