1 files changed, 33 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-9-8.js b/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-9-8.js
new file mode 100644
index 0000000000..bfee2b4417
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/reduce/15.4.4.21-9-8.js
@@ -0,0 +1,33 @@
+// 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 - no observable effects occur if 'len' is 0
+---*/
+
+var accessed = false;
+var callbackAccessed = false;
+
+function callbackfn() {
+  callbackAccessed = true;
+}
+
+var obj = {
+  length: 0
+};
+
+Object.defineProperty(obj, "0", {
+  get: function() {
+    accessed = true;
+    return 10;
+  },
+  configurable: true
+});
+
+Array.prototype.reduce.call(obj, callbackfn, "initialValue");
+
+assert.sameValue(accessed, false, 'accessed');
+assert.sameValue(callbackAccessed, false, 'callbackAccessed');
+
+reportCompare(0, 0);