1 files changed, 22 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/getOwnPropertyNames/15.2.3.4-2-4.js b/js/src/tests/test262/built-ins/Object/getOwnPropertyNames/15.2.3.4-2-4.js
new file mode 100644
index 0000000000..5b1c233efa
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/getOwnPropertyNames/15.2.3.4-2-4.js
@@ -0,0 +1,22 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es5id: 15.2.3.4-2-4
+description: >
+    Object.getOwnPropertyNames - returned array is the standard
+    built-in constructor
+---*/
+
+var oldArray = Array;
+Array = function() {
+  throw new Error("invoke customer defined Array!");
+};
+
+var obj = {};
+
+var result = Object.getOwnPropertyNames(obj);
+
+assert.sameValue(Object.prototype.toString.call(result), "[object Array]", 'Object.prototype.toString.call(result)');
+
+reportCompare(0, 0);