From 48f4131007161bcfec3c19730c36bc48dbb83b50 Mon Sep 17 00:00:00 2001
From: Leonardo Balter <leonardo.balter@gmail.com>
Date: Mon, 29 Jun 2015 16:52:02 -0400
Subject: [PATCH] Map.prototype.keys
---
...does-not-have-mapdata-internal-slot-set.js | 29 +++++++++++
...-not-have-mapdata-internal-slot-weakmap.js | 29 +++++++++++
.../does-not-have-mapdata-internal-slot.js | 38 ++++++++++++++
test/built-ins/Map/prototype/keys/keys.js | 22 ++++++++
test/built-ins/Map/prototype/keys/length.js | 22 ++++++++
test/built-ins/Map/prototype/keys/name.js | 22 ++++++++
.../prototype/keys/returns-iterator-empty.js | 27 ++++++++++
.../Map/prototype/keys/returns-iterator.js | 50 +++++++++++++++++++
.../prototype/keys/this-not-object-throw.js | 47 +++++++++++++++++
9 files changed, 286 insertions(+)
create mode 100644 test/built-ins/Map/prototype/keys/does-not-have-mapdata-internal-slot-set.js
create mode 100644 test/built-ins/Map/prototype/keys/does-not-have-mapdata-internal-slot-weakmap.js
create mode 100644 test/built-ins/Map/prototype/keys/does-not-have-mapdata-internal-slot.js
create mode 100644 test/built-ins/Map/prototype/keys/keys.js
create mode 100644 test/built-ins/Map/prototype/keys/length.js
create mode 100644 test/built-ins/Map/prototype/keys/name.js
create mode 100644 test/built-ins/Map/prototype/keys/returns-iterator-empty.js
create mode 100644 test/built-ins/Map/prototype/keys/returns-iterator.js
create mode 100644 test/built-ins/Map/prototype/keys/this-not-object-throw.js
diff --git a/test/built-ins/Map/prototype/keys/does-not-have-mapdata-internal-slot-set.js b/test/built-ins/Map/prototype/keys/does-not-have-mapdata-internal-slot-set.js
new file mode 100644
index 0000000000..93d71a75d8
--- /dev/null
+++ b/test/built-ins/Map/prototype/keys/does-not-have-mapdata-internal-slot-set.js
@@ -0,0 +1,29 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 23.1.3.8
+description: >
+ Throws a TypeError if `this` is a Set object.
+info: >
+ Map.prototype.keys ()
+
+ 1. Let M be the this value.
+ 2. Return CreateMapIterator(M, "key").
+
+ 23.1.5.1 CreateMapIterator Abstract Operation
+
+ ...
+ 2. If map does not have a [[MapData]] internal slot, throw a TypeError
+ exception.
+ ...
+features: [Set]
+---*/
+
+assert.throws(TypeError, function() {
+ Map.prototype.keys.call(new Set());
+});
+
+assert.throws(TypeError, function() {
+ var m = new Map();
+ m.keys.call(new Set());
+});
diff --git a/test/built-ins/Map/prototype/keys/does-not-have-mapdata-internal-slot-weakmap.js b/test/built-ins/Map/prototype/keys/does-not-have-mapdata-internal-slot-weakmap.js
new file mode 100644
index 0000000000..7ed7992d90
--- /dev/null
+++ b/test/built-ins/Map/prototype/keys/does-not-have-mapdata-internal-slot-weakmap.js
@@ -0,0 +1,29 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 23.1.3.8
+description: >
+ Throws a TypeError if `this` is a WeakMap object.
+info: >
+ Map.prototype.keys ()
+
+ 1. Let M be the this value.
+ 2. Return CreateMapIterator(M, "key").
+
+ 23.1.5.1 CreateMapIterator Abstract Operation
+
+ ...
+ 2. If map does not have a [[MapData]] internal slot, throw a TypeError
+ exception.
+ ...
+features: [WeakMap]
+---*/
+
+assert.throws(TypeError, function() {
+ Map.prototype.keys.call(new WeakMap());
+});
+
+assert.throws(TypeError, function() {
+ var m = new Map();
+ m.keys.call(new WeakMap());
+});
diff --git a/test/built-ins/Map/prototype/keys/does-not-have-mapdata-internal-slot.js b/test/built-ins/Map/prototype/keys/does-not-have-mapdata-internal-slot.js
new file mode 100644
index 0000000000..9ee5cc471a
--- /dev/null
+++ b/test/built-ins/Map/prototype/keys/does-not-have-mapdata-internal-slot.js
@@ -0,0 +1,38 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 23.1.3.8
+description: >
+ Throws a TypeError if `this` object does not have a [[MapData]] internal slot.
+info: >
+ Map.prototype.keys ()
+
+ 1. Let M be the this value.
+ 2. Return CreateMapIterator(M, "key").
+
+ 23.1.5.1 CreateMapIterator Abstract Operation
+
+ ...
+ 2. If map does not have a [[MapData]] internal slot, throw a TypeError
+ exception.
+ ...
+
+---*/
+
+var m = new Map();
+
+assert.throws(TypeError, function() {
+ Map.prototype.keys.call([]);
+});
+
+assert.throws(TypeError, function() {
+ m.keys.call([]);
+});
+
+assert.throws(TypeError, function() {
+ Map.prototype.keys.call({});
+});
+
+assert.throws(TypeError, function() {
+ m.keys.call({});
+});
diff --git a/test/built-ins/Map/prototype/keys/keys.js b/test/built-ins/Map/prototype/keys/keys.js
new file mode 100644
index 0000000000..3405754e9b
--- /dev/null
+++ b/test/built-ins/Map/prototype/keys/keys.js
@@ -0,0 +1,22 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 23.1.3.8
+description: >
+ Property type and descriptor.
+info: >
+ Map.prototype.keys ()
+
+ 17 ECMAScript Standard Built-in Objects
+includes: [propertyHelper.js]
+---*/
+
+assert.sameValue(
+ typeof Map.prototype.keys,
+ 'function',
+ '`typeof Map.prototype.keys` is `function`'
+);
+
+verifyNotEnumerable(Map.prototype, 'keys');
+verifyWritable(Map.prototype, 'keys');
+verifyConfigurable(Map.prototype, 'keys');
diff --git a/test/built-ins/Map/prototype/keys/length.js b/test/built-ins/Map/prototype/keys/length.js
new file mode 100644
index 0000000000..485c132264
--- /dev/null
+++ b/test/built-ins/Map/prototype/keys/length.js
@@ -0,0 +1,22 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 23.1.3.8
+description: >
+ Map.prototype.keys.length value and descriptor.
+info: >
+ Map.prototype.keys ()
+
+ 17 ECMAScript Standard Built-in Objects
+
+includes: [propertyHelper.js]
+---*/
+
+assert.sameValue(
+ Map.prototype.keys.length, 0,
+ 'The value of `Map.prototype.keys.length` is `0`'
+);
+
+verifyNotEnumerable(Map.prototype.keys, 'length');
+verifyNotWritable(Map.prototype.keys, 'length');
+verifyConfigurable(Map.prototype.keys, 'length');
diff --git a/test/built-ins/Map/prototype/keys/name.js b/test/built-ins/Map/prototype/keys/name.js
new file mode 100644
index 0000000000..c5464b0912
--- /dev/null
+++ b/test/built-ins/Map/prototype/keys/name.js
@@ -0,0 +1,22 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 23.1.3.8
+description: >
+ Map.prototype.keys.name value and descriptor.
+info: >
+ Map.prototype.keys ()
+
+ 17 ECMAScript Standard Built-in Objects
+
+includes: [propertyHelper.js]
+---*/
+
+assert.sameValue(
+ Map.prototype.keys.name, 'keys',
+ 'The value of `Map.prototype.keys.name` is `"keys"`'
+);
+
+verifyNotEnumerable(Map.prototype.keys, 'name');
+verifyNotWritable(Map.prototype.keys, 'name');
+verifyConfigurable(Map.prototype.keys, 'name');
diff --git a/test/built-ins/Map/prototype/keys/returns-iterator-empty.js b/test/built-ins/Map/prototype/keys/returns-iterator-empty.js
new file mode 100644
index 0000000000..08618c34bd
--- /dev/null
+++ b/test/built-ins/Map/prototype/keys/returns-iterator-empty.js
@@ -0,0 +1,27 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 23.1.3.8
+description: >
+ Returns an iterator on an empty Map object.
+info: >
+ Map.prototype.keys ()
+
+ ...
+ 2. Return CreateMapIterator(M, "key").
+
+ 23.1.5.1 CreateMapIterator Abstract Operation
+
+ ...
+ 7. Return iterator.
+---*/
+
+var map = new Map();
+var iterator = map.keys();
+var result = iterator.next();
+
+assert.sameValue(
+ result.value, undefined,
+ 'The value of `result.value` is `undefined`'
+);
+assert.sameValue(result.done, true, 'The value of `result.done` is `true`');
diff --git a/test/built-ins/Map/prototype/keys/returns-iterator.js b/test/built-ins/Map/prototype/keys/returns-iterator.js
new file mode 100644
index 0000000000..786284b320
--- /dev/null
+++ b/test/built-ins/Map/prototype/keys/returns-iterator.js
@@ -0,0 +1,50 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 23.1.3.8
+description: >
+ Returns an iterator.
+info: >
+ Map.prototype.keys ( )
+
+ ...
+ 2. Return CreateMapIterator(M, "key").
+
+ 23.1.5.1 CreateMapIterator Abstract Operation
+
+ ...
+ 7. Return iterator.
+---*/
+
+var obj = {};
+var map = new Map();
+map.set('foo', 1);
+map.set(obj, 2);
+map.set(map, 3);
+
+var iterator = map.keys();
+var result;
+
+result = iterator.next();
+assert.sameValue(result.value, 'foo', 'First result `value` ("key")');
+assert.sameValue(result.done, false, 'First result `done` flag');
+
+result = iterator.next();
+assert.sameValue(result.value, obj, 'Second result `value` ("key")');
+assert.sameValue(result.done, false, 'Second result `done` flag');
+
+result = iterator.next();
+assert.sameValue(result.value, map, 'Third result `value` ("key")');
+assert.sameValue(result.done, false, 'Third result `done` flag');
+
+result = iterator.next();
+assert.sameValue(result.value, undefined, 'Exhausted result `value`');
+assert.sameValue(result.done, true, 'Exhausted result `done` flag');
+
+result = iterator.next();
+assert.sameValue(
+ result.value, undefined, 'Exhausted result `value` (repeated request)'
+);
+assert.sameValue(
+ result.done, true, 'Exhausted result `done` flag (repeated request)'
+);
diff --git a/test/built-ins/Map/prototype/keys/this-not-object-throw.js b/test/built-ins/Map/prototype/keys/this-not-object-throw.js
new file mode 100644
index 0000000000..1b81e80eba
--- /dev/null
+++ b/test/built-ins/Map/prototype/keys/this-not-object-throw.js
@@ -0,0 +1,47 @@
+// Copyright (C) 2015 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+es6id: 23.1.3.8
+description: >
+ Throws a TypeError if `this` is not an Object.
+info: >
+ Map.prototype.keys ()
+
+ ...
+ 2. Return CreateMapIterator(M, "key").
+
+ 23.1.5.1 CreateMapIterator Abstract Operation
+
+ 1. If Type(map) is not Object, throw a TypeError exception.
+ ...
+features: [Symbol]
+---*/
+
+assert.throws(TypeError, function() {
+ Map.prototype.keys.call(false);
+});
+
+assert.throws(TypeError, function() {
+ Map.prototype.keys.call(1);
+});
+
+assert.throws(TypeError, function() {
+ Map.prototype.keys.call('');
+});
+
+assert.throws(TypeError, function() {
+ Map.prototype.keys.call(undefined);
+});
+
+assert.throws(TypeError, function() {
+ Map.prototype.keys.call(null);
+});
+
+assert.throws(TypeError, function() {
+ Map.prototype.keys.call(Symbol());
+});
+
+assert.throws(TypeError, function() {
+ var map = new Map();
+ map.keys.call(false);
+});
--
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