test/built-ins/Object/defineProperty/15.2.3.6-4-333-5.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: 15.2.3.6-4-333-5
description: >
    ES5 Attributes - named data property 'P' with attributes
    [[Writable]]: true, [[Enumerable]]: true, [[Configurable]]: false
    is writable using simple assignment, 'O' is an Arguments object
includes: [runTestCase.js]
---*/

function testcase() {
        var obj = (function () {
            return arguments;
        }());

        Object.defineProperty(obj, "prop", {
            value: 2010,
            writable: true,
            enumerable: true,
            configurable: false
        });
        var verifyValue = (obj.prop === 2010);
        obj.prop = 1001;

        return verifyValue && obj.prop === 1001;
    }
runTestCase(testcase);