1 files changed, 47 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/reduceRight/15.4.4.22-9-c-i-31.js b/js/src/tests/test262/built-ins/Array/prototype/reduceRight/15.4.4.22-9-c-i-31.js
new file mode 100644
index 0000000000..fd4ec5d6f8
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/reduceRight/15.4.4.22-9-c-i-31.js
@@ -0,0 +1,47 @@
+// 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.reduceright
+description: >
+    Array.prototype.reduceRight - element changed by getter on
+    previous iterations is observed on an Array-like object
+---*/
+
+var testResult = false;
+
+function callbackfn(prevVal, curVal, idx, obj) {
+  if (idx === 1) {
+    testResult = (curVal === 1);
+  }
+}
+
+var obj = {
+  length: 3
+};
+var preIterVisible = false;
+
+Object.defineProperty(obj, "2", {
+  get: function() {
+    preIterVisible = true;
+    return 0;
+  },
+  configurable: true
+});
+
+Object.defineProperty(obj, "1", {
+  get: function() {
+    if (preIterVisible) {
+      return 1;
+    } else {
+      return "11";
+    }
+  },
+  configurable: true
+});
+
+Array.prototype.reduceRight.call(obj, callbackfn, "initialValue");
+
+assert(testResult, 'testResult !== true');
+
+reportCompare(0, 0);