test/built-ins/Object/defineProperty/15.2.3.6-4-396.js


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// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es5id: 15.2.3.6-4-396
description: ES5 Attributes - [[Value]] attribute of data property is NaN
includes: [runTestCase.js]
---*/

function testcase() {
        var obj = {};

        Object.defineProperty(obj, "prop", {
            value: NaN
        });

        var desc = Object.getOwnPropertyDescriptor(obj, "prop");

        return obj.prop !== obj.prop && desc.value !== desc.value;
    }
runTestCase(testcase);