1 files changed, 29 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-2-6.js b/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-2-6.js
new file mode 100644
index 0000000000..9419869526
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-2-6.js
@@ -0,0 +1,29 @@
+// 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 applied to Array-like object, 'length' is
+    an inherited data property
+---*/
+
+function callbackfn(prevVal, curVal, idx, obj) {
+  return (obj.length === 2);
+}
+
+var proto = {
+  length: 2
+};
+
+var Con = function() {};
+Con.prototype = proto;
+
+var child = new Con();
+child[0] = 12;
+child[1] = 11;
+child[2] = 9;
+
+assert.sameValue(Array.prototype.reduce.call(child, callbackfn, 1), true, 'Array.prototype.reduce.call(child, callbackfn, 1)');
+
+reportCompare(0, 0);