1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/defineProperties/15.2.3.7-6-a-171.js b/js/src/tests/test262/built-ins/Object/defineProperties/15.2.3.7-6-a-171.js
new file mode 100644
index 0000000000..0d9fea2de9
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/defineProperties/15.2.3.7-6-a-171.js
@@ -0,0 +1,34 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es5id: 15.2.3.7-6-a-171
+description: >
+    Object.defineProperties - 'O' is an Array, 'P' is the length
+    property of 'O', the [[Value]] field of 'desc' is less than value
+    of  the length property, test the [[Configurable]] attribute of
+    inherited accessor property with large index named in 'O' can't
+    stop deleting index named properties (15.4.5.1 step 3.l.ii)
+---*/
+
+var arr = [0, 1];
+
+Object.defineProperty(Array.prototype, "1", {
+  get: function() {
+    return 1;
+  },
+  configurable: true //we are not allowed to set the [[Configurable]] attribute of property "1" to false here, since Array.prototype is a global object, and non-configurbale property can't revert to configurable
+});
+
+Object.defineProperties(arr, {
+  length: {
+    value: 1
+  }
+});
+
+assert.sameValue(arr.length, 1, 'arr.length');
+assert.sameValue(arr.hasOwnProperty("1"), false, 'arr.hasOwnProperty("1")');
+assert.sameValue(arr[0], 0, 'arr[0]');
+assert.sameValue(Array.prototype[1], 1, 'Array.prototype[1]');
+
+reportCompare(0, 0);