diff -r 000000000000 -r 6474c204b198 js/src/tests/test262/ch10/10.2/10.2.3/S10.2.3_A2.2_T4.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/test262/ch10/10.2/10.2.3/S10.2.3_A2.2_T4.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,21 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * Global object properties have attributes { DontEnum }
+ *
+ * @path ch10/10.2/10.2.3/S10.2.3_A2.2_T4.js
+ * @description Function execution context - Other Properties
+ */
+
+function test() {
+  //CHECK#1
+  for (var x in this) {
+    if ( x === 'Math' ) {
+      $ERROR("#1: 'Math' have attribute DontEnum");
+    }
+  }
+}
+
+test();
+