5 files changed, 25 insertions, 24 deletions
diff --git a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/byteLength/length.js b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/byteLength/length.js
index 1fb8a5b7b1..a2cc47230a 100644
--- a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/byteLength/length.js
+++ b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/byteLength/length.js
@@ -24,10 +24,11 @@ includes: [propertyHelper.js]
 
 var desc = Object.getOwnPropertyDescriptor(ArrayBuffer.prototype, "byteLength");
 
-assert.sameValue(desc.get.length, 0);
-
-verifyNotEnumerable(desc.get, "length");
-verifyNotWritable(desc.get, "length");
-verifyConfigurable(desc.get, "length");
+verifyProperty(desc.get, "length", {
+  value: 0,
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/byteLength/name.js b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/byteLength/name.js
index adac94a271..0ac174bcd0 100644
--- a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/byteLength/name.js
+++ b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/byteLength/name.js
@@ -17,13 +17,11 @@ var descriptor = Object.getOwnPropertyDescriptor(
   ArrayBuffer.prototype, 'byteLength'
 );
 
-assert.sameValue(
-  descriptor.get.name, 'get byteLength',
-  'The value of `descriptor.get.name` is `"get byteLength"`'
-);
-
-verifyNotEnumerable(descriptor.get, 'name');
-verifyNotWritable(descriptor.get, 'name');
-verifyConfigurable(descriptor.get, 'name');
+verifyProperty(descriptor.get, "name", {
+  value: "get byteLength",
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/length.js b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/length.js
index e2a15cec4a..2c1c8c198b 100644
--- a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/length.js
+++ b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/length.js
@@ -22,10 +22,11 @@ info: |
 includes: [propertyHelper.js]
 ---*/
 
-assert.sameValue(ArrayBuffer.prototype.slice.length, 2);
-
-verifyNotEnumerable(ArrayBuffer.prototype.slice, "length");
-verifyNotWritable(ArrayBuffer.prototype.slice, "length");
-verifyConfigurable(ArrayBuffer.prototype.slice, "length");
+verifyProperty(ArrayBuffer.prototype.slice, "length", {
+  value: 2,
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/name.js b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/name.js
index f80ab724da..98df67d368 100644
--- a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/name.js
+++ b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/name.js
@@ -19,10 +19,11 @@ info: |
 includes: [propertyHelper.js]
 ---*/
 
-assert.sameValue(ArrayBuffer.prototype.slice.name, "slice");
-
-verifyNotEnumerable(ArrayBuffer.prototype.slice, "name");
-verifyNotWritable(ArrayBuffer.prototype.slice, "name");
-verifyConfigurable(ArrayBuffer.prototype.slice, "name");
+verifyProperty(ArrayBuffer.prototype.slice, "name", {
+  value: "slice",
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/not-a-constructor.js b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/not-a-constructor.js
index 06ff78c2aa..306c5abdd6 100644
--- a/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/not-a-constructor.js
+++ b/js/src/tests/test262/built-ins/ArrayBuffer/prototype/slice/not-a-constructor.js
@@ -29,7 +29,7 @@ assert.sameValue(
 
 assert.throws(TypeError, () => {
   let ab = new ArrayBuffer(); new ab.slice();
-}, '`let ab = new ArrayBuffer(); new ab.slice()` throws TypeError');
+});
 
 
 reportCompare(0, 0);