/// 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 ch15/15.4/15.4.4/15.4.4.16/15.4.4.16-7-b-7.js * @description Array.prototype.every - properties can be added to prototype after current position are visited on an Array */ function testcase() { function callbackfn(val, idx, obj) { if (idx === 1 && val === 6.99) { return false; } else { return true; } } var arr = [0, , 2]; Object.defineProperty(arr, "0", { get: function () { Object.defineProperty(Array.prototype, "1", { get: function () { return 6.99; }, configurable: true }); return 0; }, configurable: true }); try { return !arr.every(callbackfn); } finally { delete Array.prototype[1]; } } runTestCase(testcase);