1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-3-20.js b/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-3-20.js
new file mode 100644
index 0000000000..32acae269e
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-3-20.js
@@ -0,0 +1,27 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-array.prototype.reduce
+description: >
+    Array.prototype.reduce - value of 'length' is an object which has
+    an own valueOf method
+---*/
+
+function callbackfn(prevVal, curVal, idx, obj) {
+  return (curVal === 11 && idx === 1);
+}
+
+var obj = {
+  1: 11,
+  2: 9,
+  length: {
+    valueOf: function() {
+      return 2;
+    }
+  }
+};
+
+assert.sameValue(Array.prototype.reduce.call(obj, callbackfn, 1), true, 'Array.prototype.reduce.call(obj, callbackfn, 1)');
+
+reportCompare(0, 0);