diff --git a/test/built-ins/Math/acosh/acosh-length.js b/test/built-ins/Math/acosh/acosh-length.js
index a3c618120c958d921dd1210faed92336bbdea825..80cfb9dc4c456725529dcf9f6aba8fecf55cc15e 100644
--- a/test/built-ins/Math/acosh/acosh-length.js
+++ b/test/built-ins/Math/acosh/acosh-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.acosh
-includes:
-    - assert.js
 es6id: 20.2.2.3
 ---*/
 
diff --git a/test/built-ins/Math/acosh/acosh-specialVals.js b/test/built-ins/Math/acosh/acosh-specialVals.js
index 3bf8eb3d795939d57662b2401b7cd6a2d9f8e544..484eb3b01647b9f9d016e5137f2dcb1929892232 100644
--- a/test/built-ins/Math/acosh/acosh-specialVals.js
+++ b/test/built-ins/Math/acosh/acosh-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.acosh with special values
-includes:
-    - assert.js
 es6id: 20.2.2.3
 ---*/
 
diff --git a/test/built-ins/Math/asinh/asinh-length.js b/test/built-ins/Math/asinh/asinh-length.js
index de235db03f4b0234a2923fdd66a4c0ddd496e94e..6f7d623597c90ab039d7f6f98ea14ca830e3ad1b 100644
--- a/test/built-ins/Math/asinh/asinh-length.js
+++ b/test/built-ins/Math/asinh/asinh-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.asinh
-includes:
-    - assert.js
 es6id: 20.2.2.5
 ---*/
 
diff --git a/test/built-ins/Math/asinh/asinh-specialVals.js b/test/built-ins/Math/asinh/asinh-specialVals.js
index 95a303b8544e14c7fd4f2f2f80cc066dcb19e0f7..0c2fda9657c13aa6acbbff73f8c0cbb71c60cdf7 100644
--- a/test/built-ins/Math/asinh/asinh-specialVals.js
+++ b/test/built-ins/Math/asinh/asinh-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.asinh with special values
-includes:
-    - assert.js
 es6id: 20.2.2.5
 ---*/
 
diff --git a/test/built-ins/Math/atanh/atanh-length.js b/test/built-ins/Math/atanh/atanh-length.js
index 0d58061ffd18055e45fadab85a9187b926cf99a4..d34c85aee47b4910d653d36bc9d49de023d61d87 100644
--- a/test/built-ins/Math/atanh/atanh-length.js
+++ b/test/built-ins/Math/atanh/atanh-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.atanh
-includes:
-    - assert.js
 es6id: 20.2.2.7
 ---*/
 
diff --git a/test/built-ins/Math/atanh/atanh-specialVals.js b/test/built-ins/Math/atanh/atanh-specialVals.js
index e3fb8408477bcad4e5f32d9e01b8b3ab1d4ead9e..b144e4bb5e0f9541be2cb4a221aa19023718a8d2 100644
--- a/test/built-ins/Math/atanh/atanh-specialVals.js
+++ b/test/built-ins/Math/atanh/atanh-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.atanh with special values
-includes:
-    - assert.js
 es6id: 20.2.2.7
 ---*/
 
diff --git a/test/built-ins/Math/cbrt/cbrt-length.js b/test/built-ins/Math/cbrt/cbrt-length.js
index 36fa55b6dc3eeadbc8cc894d06b658e6e1263ae7..fe2d7a1c35cfa855ef538e644e4676a489a48629 100644
--- a/test/built-ins/Math/cbrt/cbrt-length.js
+++ b/test/built-ins/Math/cbrt/cbrt-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.cbrt
-includes:
-    - assert.js
 es6id: 20.2.2.9
 ---*/
 
diff --git a/test/built-ins/Math/cbrt/cbrt-specialValues.js b/test/built-ins/Math/cbrt/cbrt-specialValues.js
index 973264caaa6d44b3b16b26b26bfe57b77312d2ff..a1f9fcde0b7f25fb3ea63cd3a552b1865403a6bb 100644
--- a/test/built-ins/Math/cbrt/cbrt-specialValues.js
+++ b/test/built-ins/Math/cbrt/cbrt-specialValues.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.cbrt with special values
-includes:
-    - assert.js
 es6id: 20.2.2.9
 ---*/
 
diff --git a/test/built-ins/Math/cosh/cosh-length.js b/test/built-ins/Math/cosh/cosh-length.js
index cb61f975a4fbdd07c6ab00ebb962622dc14a345e..59e379d7bfeecc3b0ef9bce24fba4ae77ed7ff56 100644
--- a/test/built-ins/Math/cosh/cosh-length.js
+++ b/test/built-ins/Math/cosh/cosh-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.cosh
-includes:
-    - assert.js
 es6id: 20.2.2.13
 ---*/
 
diff --git a/test/built-ins/Math/cosh/cosh-specialVals.js b/test/built-ins/Math/cosh/cosh-specialVals.js
index 1cf5b35de0e3ec7af6f5b415b500430a9cad66f3..7c36a759ad9b39326a035da7ce410b09e612da7e 100644
--- a/test/built-ins/Math/cosh/cosh-specialVals.js
+++ b/test/built-ins/Math/cosh/cosh-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.cosh with special values
-includes:
-    - assert.js
 es6id: 20.2.2.13
 ---*/
 
diff --git a/test/built-ins/Math/expm1/expm1-length.js b/test/built-ins/Math/expm1/expm1-length.js
index 2bca0f24f2dc3cb6aaefaff27d10cc06cb139df8..4e01c6688a04f12182903590cd6b5f0c022608e0 100644
--- a/test/built-ins/Math/expm1/expm1-length.js
+++ b/test/built-ins/Math/expm1/expm1-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.expm1
-includes:
-    - assert.js
 es6id: 20.2.2.15
 ---*/
 
diff --git a/test/built-ins/Math/expm1/expm1-specialVals.js b/test/built-ins/Math/expm1/expm1-specialVals.js
index f459faed24db406f3314840f6c5a35e1633b7a36..3d62cc398e69728d688764fabcc6a2d29bf2dee9 100644
--- a/test/built-ins/Math/expm1/expm1-specialVals.js
+++ b/test/built-ins/Math/expm1/expm1-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.expm1 with sample values.
-includes:
-    - assert.js
 es6id: 20.2.2.15
 ---*/
 
diff --git a/test/built-ins/Math/imul/imul-length.js b/test/built-ins/Math/imul/imul-length.js
index ce0f4a818bf349ecaf193058056b54c5d6ac9ab7..ae299ca389cef38e1db7b8e71b5fbf7d16e8c314 100644
--- a/test/built-ins/Math/imul/imul-length.js
+++ b/test/built-ins/Math/imul/imul-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.imul
-includes:
-    - assert.js
 es6id: 20.2.2.19
 ---*/
 
diff --git a/test/built-ins/Math/log10/Log10-length.js b/test/built-ins/Math/log10/Log10-length.js
index 63bcbf5aeab2ceea86ddcbe056d7464bd767f314..edab19b71213a25bf06cc2ac08d6b3ab8feb1f3b 100644
--- a/test/built-ins/Math/log10/Log10-length.js
+++ b/test/built-ins/Math/log10/Log10-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.log10
-includes:
-    - assert.js
 es6id: 20.2.2.20
 ---*/
 
diff --git a/test/built-ins/Math/log10/Log10-specialVals.js b/test/built-ins/Math/log10/Log10-specialVals.js
index c6a9a74ec0734414afc7e6ada3701ca8345b1fbf..5a8411b760bcf7791d310eff5bf4b015e8ac76ae 100644
--- a/test/built-ins/Math/log10/Log10-specialVals.js
+++ b/test/built-ins/Math/log10/Log10-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.Log10 with sample values.
-includes:
-    - assert.js
 es6id: 20.2.2.20
 ---*/
 
diff --git a/test/built-ins/Math/log1p/Log1p-length.js b/test/built-ins/Math/log1p/Log1p-length.js
index 4b326cb1fe645510836c2d8c6b1f4cd4b1650028..a0c254f060ef6938dbe842d30f3275f2d4f887c1 100644
--- a/test/built-ins/Math/log1p/Log1p-length.js
+++ b/test/built-ins/Math/log1p/Log1p-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.log1p
-includes:
-    - assert.js
 es6id: 20.2.2.21
 ---*/
 
diff --git a/test/built-ins/Math/log2/log2-length.js b/test/built-ins/Math/log2/log2-length.js
index 10e299c02070293a9c834f1bf2e7ccc4c37e431b..1e55a41289b2fabf3a3205e9ebedc22589bf1aa7 100644
--- a/test/built-ins/Math/log2/log2-length.js
+++ b/test/built-ins/Math/log2/log2-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.log2
-includes:
-    - assert.js
 es6id: 20.2.2.23
 ---*/
 
diff --git a/test/built-ins/Math/sign/sign-length.js b/test/built-ins/Math/sign/sign-length.js
index cd439055fc052b4b661e3fabab86fc8e4b5c7560..22427b6c70af66f8c23c94d43535cd1ae2df984f 100644
--- a/test/built-ins/Math/sign/sign-length.js
+++ b/test/built-ins/Math/sign/sign-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.sign
-includes:
-    - assert.js
 es6id: 20.2.2.29
 ---*/
 
diff --git a/test/built-ins/Math/sign/sign-specialVals.js b/test/built-ins/Math/sign/sign-specialVals.js
index 32a921c43ab813e828039323064fd79a3a89d8a4..147842d31dfe0121f29774584ed1f45d3dc3bf69 100644
--- a/test/built-ins/Math/sign/sign-specialVals.js
+++ b/test/built-ins/Math/sign/sign-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.sign with special values
-includes:
-    - assert.js
 es6id: 20.2.2.29
 ---*/
 
diff --git a/test/built-ins/Math/sinh/sinh-length.js b/test/built-ins/Math/sinh/sinh-length.js
index bbf2a769cfe009956db3b16ef6a878dc6399d80e..d471b4ef60f3ba313321a3beac802a13d72080a1 100644
--- a/test/built-ins/Math/sinh/sinh-length.js
+++ b/test/built-ins/Math/sinh/sinh-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.sinh
-includes:
-    - assert.js
 es6id: 20.2.2.31
 ---*/
 
diff --git a/test/built-ins/Math/sinh/sinh-specialVals.js b/test/built-ins/Math/sinh/sinh-specialVals.js
index 113ec90e6d048e655f243413f19ba183b896e1d4..cc93825cb242a3368ac5dec3b6cecf1a9d769725 100644
--- a/test/built-ins/Math/sinh/sinh-specialVals.js
+++ b/test/built-ins/Math/sinh/sinh-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.sinh with special values
-includes:
-    - assert.js
 es6id: 20.2.2.31
 ---*/
 
diff --git a/test/built-ins/Math/tanh/tanh-length.js b/test/built-ins/Math/tanh/tanh-length.js
index 2f99aaadc265be22d6b6ddcf5860f3a45a81277b..d7000a06dd844d0c89a973a2f039f380550b6441 100644
--- a/test/built-ins/Math/tanh/tanh-length.js
+++ b/test/built-ins/Math/tanh/tanh-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.tanh
-includes:
-    - assert.js
 es6id: 20.2.2.34
 ---*/
 
diff --git a/test/built-ins/Math/tanh/tanh-specialVals.js b/test/built-ins/Math/tanh/tanh-specialVals.js
index bd1cad81f95950ad2dc612669f5abe9c2f7b3c2c..27e9e57524d86642e2be5b96cea0c4804cf86307 100644
--- a/test/built-ins/Math/tanh/tanh-specialVals.js
+++ b/test/built-ins/Math/tanh/tanh-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.tanh with special values
-includes:
-    - assert.js
 es6id: 20.2.2.34
 ---*/
 
diff --git a/test/built-ins/Math/trunc/trunc-length.js b/test/built-ins/Math/trunc/trunc-length.js
index fa71f51333bf9cd030b529c24a48e0280990468a..b4381936f212a1536be6e7e10991fae24055a3b4 100644
--- a/test/built-ins/Math/trunc/trunc-length.js
+++ b/test/built-ins/Math/trunc/trunc-length.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Testing length property of Math.trunc
-includes:
-    - assert.js
 es6id: 20.2.2.35
 ---*/
 
diff --git a/test/built-ins/Math/trunc/trunc-specialVals.js b/test/built-ins/Math/trunc/trunc-specialVals.js
index 35c5148f9b0255cbfbbe8d1a52e55c12f6676fba..a1d6e1cb267d5a05e72a5cc24c17d50da4777d74 100644
--- a/test/built-ins/Math/trunc/trunc-specialVals.js
+++ b/test/built-ins/Math/trunc/trunc-specialVals.js
@@ -3,8 +3,6 @@
 
 /*---
 description: Math.trunc with sample values.
-includes:
-    - assert.js
 es6id: 20.2.2.35
 ---*/