3 files changed, 13 insertions, 17 deletions
diff --git a/js/src/tests/test262/built-ins/String/prototype/startsWith/length.js b/js/src/tests/test262/built-ins/String/prototype/startsWith/length.js
index 3e19e74994..5f27578aba 100644
--- a/js/src/tests/test262/built-ins/String/prototype/startsWith/length.js
+++ b/js/src/tests/test262/built-ins/String/prototype/startsWith/length.js
@@ -12,13 +12,11 @@ info: |
 includes: [propertyHelper.js]
 ---*/
 
-assert.sameValue(
-  String.prototype.startsWith.length, 1,
-  'The value of `String.prototype.startsWith.length` is `1`'
-);
-
-verifyNotEnumerable(String.prototype.startsWith, 'length');
-verifyNotWritable(String.prototype.startsWith, 'length');
-verifyConfigurable(String.prototype.startsWith, 'length');
+verifyProperty(String.prototype.startsWith, "length", {
+  value: 1,
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/String/prototype/startsWith/name.js b/js/src/tests/test262/built-ins/String/prototype/startsWith/name.js
index 4baa4a3076..ba8907b725 100644
--- a/js/src/tests/test262/built-ins/String/prototype/startsWith/name.js
+++ b/js/src/tests/test262/built-ins/String/prototype/startsWith/name.js
@@ -12,13 +12,11 @@ info: |
 includes: [propertyHelper.js]
 ---*/
 
-assert.sameValue(
-  String.prototype.startsWith.name, 'startsWith',
-  'The value of `String.prototype.startsWith.name` is `"startsWith"`'
-);
-
-verifyNotEnumerable(String.prototype.startsWith, 'name');
-verifyNotWritable(String.prototype.startsWith, 'name');
-verifyConfigurable(String.prototype.startsWith, 'name');
+verifyProperty(String.prototype.startsWith, "name", {
+  value: "startsWith",
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/String/prototype/startsWith/not-a-constructor.js b/js/src/tests/test262/built-ins/String/prototype/startsWith/not-a-constructor.js
index a286537efc..33f51122fe 100644
--- a/js/src/tests/test262/built-ins/String/prototype/startsWith/not-a-constructor.js
+++ b/js/src/tests/test262/built-ins/String/prototype/startsWith/not-a-constructor.js
@@ -29,7 +29,7 @@ assert.sameValue(
 
 assert.throws(TypeError, () => {
   new String.prototype.startsWith();
-}, '`new String.prototype.startsWith()` throws TypeError');
+});
 
 
 reportCompare(0, 0);