1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-159.js b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-159.js
new file mode 100644
index 0000000000..7e61a82e42
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-159.js
@@ -0,0 +1,24 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es5id: 15.2.3.6-4-159
+description: >
+    Object.defineProperty - 'O' is an Array, 'name' is the length
+    property of 'O', set the [[Value]] field of 'desc' to a value
+    greater than the existing value of length (15.4.5.1 step 3.f)
+---*/
+
+var arrObj = [0, , 2];
+
+Object.defineProperty(arrObj, "length", {
+  value: 5
+});
+
+assert.sameValue(arrObj.length, 5, 'arrObj.length');
+assert.sameValue(arrObj[0], 0, 'arrObj[0]');
+assert.sameValue(arrObj.hasOwnProperty("1"), false, 'arrObj.hasOwnProperty("1")');
+assert.sameValue(arrObj[2], 2, 'arrObj[2]');
+assert.sameValue(arrObj.hasOwnProperty("4"), false, 'arrObj.hasOwnProperty("4")');
+
+reportCompare(0, 0);