external/contributions/Microsoft/ietcLatest/TestCases/ch15/15.2/15.2.3/15.2.3.7/15.2.3.7-6-a-145.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.
/**
 * @path ch15/15.2/15.2.3/15.2.3.7/15.2.3.7-6-a-145.js
 * @description Object.defineProperties - 'O' is an Array, 'name' is the length property of 'O', test the [[Value]] field of 'desc' is an Object which has an own toString and valueOf method (15.4.5.1 step 3.c)
 */


function testcase() {

        var arr = [];
        var toStringAccessed = false;
        var valueOfAccessed = false;

        Object.defineProperties(arr, {
            length: {
                value: {
                    toString: function () {
                        toStringAccessed = true;
                        return '2';
                    },

                    valueOf: function () {
                        valueOfAccessed = true;
                        return 3;
                    }
                }
            }
        });
        return arr.length === 3 && !toStringAccessed && valueOfAccessed;
    }
runTestCase(testcase);