3 files changed, 13 insertions, 11 deletions
diff --git a/js/src/tests/test262/built-ins/Set/prototype/delete/length.js b/js/src/tests/test262/built-ins/Set/prototype/delete/length.js
index 5d28a0ad40..491a0a7706 100644
--- a/js/src/tests/test262/built-ins/Set/prototype/delete/length.js
+++ b/js/src/tests/test262/built-ins/Set/prototype/delete/length.js
@@ -10,10 +10,11 @@ description: >
 includes: [propertyHelper.js]
 ---*/
 
-assert.sameValue(Set.prototype.delete.length, 1, "The value of `Set.prototype.delete.length` is `1`");
-
-verifyNotEnumerable(Set.prototype.delete, "length");
-verifyNotWritable(Set.prototype.delete, "length");
-verifyConfigurable(Set.prototype.delete, "length");
+verifyProperty(Set.prototype.delete, "length", {
+  value: 1,
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Set/prototype/delete/name.js b/js/src/tests/test262/built-ins/Set/prototype/delete/name.js
index 538d7b4370..e54dd71baf 100644
--- a/js/src/tests/test262/built-ins/Set/prototype/delete/name.js
+++ b/js/src/tests/test262/built-ins/Set/prototype/delete/name.js
@@ -10,10 +10,11 @@ description: >
 includes: [propertyHelper.js]
 ---*/
 
-assert.sameValue(Set.prototype.delete.name, "delete", "The value of `Set.prototype.delete.name` is `'delete'`");
-
-verifyNotEnumerable(Set.prototype.delete, "name");
-verifyNotWritable(Set.prototype.delete, "name");
-verifyConfigurable(Set.prototype.delete, "name");
+verifyProperty(Set.prototype.delete, "name", {
+  value: "delete",
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Set/prototype/delete/not-a-constructor.js b/js/src/tests/test262/built-ins/Set/prototype/delete/not-a-constructor.js
index 3c978d44f0..401cff6bf7 100644
--- a/js/src/tests/test262/built-ins/Set/prototype/delete/not-a-constructor.js
+++ b/js/src/tests/test262/built-ins/Set/prototype/delete/not-a-constructor.js
@@ -25,7 +25,7 @@ assert.sameValue(isConstructor(Set.prototype.delete), false, 'isConstructor(Set.
 
 assert.throws(TypeError, () => {
   let s = new Set([]); new s.delete();
-}, '`let s = new Set([]); new s.delete()` throws TypeError');
+});
 
 
 reportCompare(0, 0);