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diff --git a/test/built-ins/Object/defineProperties/15.2.3.7-6-a-79.js b/test/built-ins/Object/defineProperties/15.2.3.7-6-a-79.js
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+++ b/test/built-ins/Object/defineProperties/15.2.3.7-6-a-79.js
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+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// Ecma International makes this code available under the terms and conditions set
+// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the
+// "Use Terms").   Any redistribution of this code must retain the above
+// copyright and this notice and otherwise comply with the Use Terms.
+
+/*---
+es5id: 15.2.3.7-6-a-79
+description: >
+    Object.defineProperties throws TypeError when P.configurable is
+    false, P.writalbe is false, properties.value and P.value are two
+    numbers with different values (8.12.9 step 10.a.ii.1)
+includes:
+    - runTestCase.js
+    - dataPropertyAttributesAreCorrect.js
+---*/
+
+function testcase() {
+
+        var obj = {};
+
+        Object.defineProperty(obj, "foo", { 
+            value: 10, 
+            writable: false, 
+            configurable: false 
+        });
+
+        try {
+            Object.defineProperties(obj, {
+                foo: {
+                    value: 20
+                }
+            });
+            return false;
+        } catch (e) {
+            return (e instanceof TypeError) && dataPropertyAttributesAreCorrect(obj, "foo", 10, false, false, false);
+        }
+    }
+runTestCase(testcase);