1 files changed, 19 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/DateTimeFormat/instance-proto-and-extensible.js b/js/src/tests/test262/intl402/DateTimeFormat/instance-proto-and-extensible.js
new file mode 100644
index 0000000000..34e6873529
--- /dev/null
+++ b/js/src/tests/test262/intl402/DateTimeFormat/instance-proto-and-extensible.js
@@ -0,0 +1,19 @@
+// Copyright 2012 Mozilla Corporation. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es5id: 12.1.3
+description: >
+    Tests that objects constructed by Intl.DateTimeFormat have the
+    specified internal properties.
+author: Norbert Lindenberg
+---*/
+
+var obj = new Intl.DateTimeFormat();
+
+var actualPrototype = Object.getPrototypeOf(obj);
+assert.sameValue(actualPrototype, Intl.DateTimeFormat.prototype, "Prototype of object constructed by Intl.DateTimeFormat isn't Intl.DateTimeFormat.prototype.");
+
+assert(Object.isExtensible(obj), "Object constructed by Intl.DateTimeFormat must be extensible.");
+
+reportCompare(0, 0);