1 files changed, 15 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/isFrozen/15.2.3.12-3-9.js b/js/src/tests/test262/built-ins/Object/isFrozen/15.2.3.12-3-9.js
new file mode 100644
index 0000000000..c465f97638
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/isFrozen/15.2.3.12-3-9.js
@@ -0,0 +1,15 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es5id: 15.2.3.12-3-9
+description: >
+    Object.isFrozen returns false for all built-in objects
+    (String.prototype)
+---*/
+
+var b = Object.isFrozen(String.prototype);
+
+assert.sameValue(b, false, 'b');
+
+reportCompare(0, 0);