test/built-ins/Array/prototype/forEach/15.4.4.18-7-b-2.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: 15.4.4.18-7-b-2
description: >
    Array.prototype.forEach - added properties in step 2 are visible
    here
includes: [runTestCase.js]
---*/

function testcase() {

        var testResult = false;

        function callbackfn(val, idx, obj) {
            if (idx === 2 && val === "length") {
                testResult = true;
            }
        }

        var obj = {};

        Object.defineProperty(obj, "length", {
            get: function () {
                obj[2] = "length";
                return 3;
            },
            configurable: true
        });

        Array.prototype.forEach.call(obj, callbackfn);

        return testResult;
    }
runTestCase(testcase);