3 files changed, 13 insertions, 11 deletions
diff --git a/js/src/tests/test262/built-ins/Number/isInteger/length.js b/js/src/tests/test262/built-ins/Number/isInteger/length.js
index 99bd2d168f..216ee2960a 100644
--- a/js/src/tests/test262/built-ins/Number/isInteger/length.js
+++ b/js/src/tests/test262/built-ins/Number/isInteger/length.js
@@ -22,10 +22,11 @@ info: |
 includes: [propertyHelper.js]
 ---*/
 
-assert.sameValue(Number.isInteger.length, 1);
-
-verifyNotEnumerable(Number.isInteger, "length");
-verifyNotWritable(Number.isInteger, "length");
-verifyConfigurable(Number.isInteger, "length");
+verifyProperty(Number.isInteger, "length", {
+  value: 1,
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Number/isInteger/name.js b/js/src/tests/test262/built-ins/Number/isInteger/name.js
index 224c94dba9..755e55d2eb 100644
--- a/js/src/tests/test262/built-ins/Number/isInteger/name.js
+++ b/js/src/tests/test262/built-ins/Number/isInteger/name.js
@@ -19,10 +19,11 @@ info: |
 includes: [propertyHelper.js]
 ---*/
 
-assert.sameValue(Number.isInteger.name, "isInteger");
-
-verifyNotEnumerable(Number.isInteger, "name");
-verifyNotWritable(Number.isInteger, "name");
-verifyConfigurable(Number.isInteger, "name");
+verifyProperty(Number.isInteger, "name", {
+  value: "isInteger",
+  writable: false,
+  enumerable: false,
+  configurable: true
+});
 
 reportCompare(0, 0);
diff --git a/js/src/tests/test262/built-ins/Number/isInteger/not-a-constructor.js b/js/src/tests/test262/built-ins/Number/isInteger/not-a-constructor.js
index 2dad2e9df7..9c06c58ad3 100644
--- a/js/src/tests/test262/built-ins/Number/isInteger/not-a-constructor.js
+++ b/js/src/tests/test262/built-ins/Number/isInteger/not-a-constructor.js
@@ -25,7 +25,7 @@ assert.sameValue(isConstructor(Number.isInteger), false, 'isConstructor(Number.i
 
 assert.throws(TypeError, () => {
   new Number.isInteger();
-}, '`new Number.isInteger()` throws TypeError');
+});
 
 
 reportCompare(0, 0);