test/built-ins/Object/defineProperties/15.2.3.7-5-b-111.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: 15.2.3.7-5-b-111
description: >
    Object.defineProperties - value of 'configurable' property of
    'descObj' is  new Boolean(false) which is treated as true value
    (8.10.5 step 4.b)
includes: [runTestCase.js]
---*/

function testcase() {
        var obj = {};

        Object.defineProperties(obj, {
            property: {
                configurable: new Boolean(false)
            }
        });
        var preCheck = obj.hasOwnProperty("property");
        delete obj.property;

        return preCheck && !obj.hasOwnProperty("property");
    }
runTestCase(testcase);