test/built-ins/Object/create/15.2.3.5-4-144.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: 15.2.3.5-4-144
description: >
    Object.create - 'configurable' property of one property in
    'Properties' is a RegExp object (8.10.5 step 4.b)
---*/

        var newObj = Object.create({}, {
            prop: {
                configurable: new RegExp()
            }
        });

        var beforeDeleted = newObj.hasOwnProperty("prop");

        delete newObj.prop;

        var afterDeleted = newObj.hasOwnProperty("prop");

assert.sameValue(beforeDeleted, true, 'beforeDeleted');
assert.sameValue(afterDeleted, false, 'afterDeleted');