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diff --git a/js/src/tests/test262/built-ins/Promise/prototype/then/S25.4.5.3_A4.1_T2.js b/js/src/tests/test262/built-ins/Promise/prototype/then/S25.4.5.3_A4.1_T2.js
new file mode 100644
index 0000000000..3aeca23d95
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+++ b/js/src/tests/test262/built-ins/Promise/prototype/then/S25.4.5.3_A4.1_T2.js
@@ -0,0 +1,22 @@
+// |reftest| async
+// Copyright 2014 Cubane Canada, Inc.  All rights reserved.
+// See LICENSE for details.
+
+/*---
+info: |
+    PerformPromiseThen
+    Ref 25.4.5.3.1
+es6id: S25.4.5.3_A4.1_T2
+author: Sam Mikes
+description: Promise.prototype.then accepts 'undefined' as arg1, arg2
+flags: [async]
+---*/
+
+var arg = {};
+var p = Promise.reject(arg);
+
+p.then(undefined, undefined).then(function() {
+  throw new Test262Error("Should not be called -- promise was rejected.");
+}, function(result) {
+  assert.sameValue(result, arg, 'The value of result is expected to equal the value of arg');
+}).then($DONE, $DONE);