/// 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 ch15/15.4/15.4.4/15.4.4.20/15.4.4.20-9-b-4.js * @description Array.prototype.filter - properties added into own object after current position are visited on an Array-like object */ function testcase() { function callbackfn(val, idx, obj) { return true; } var obj = { length: 2 }; Object.defineProperty(obj, "0", { get: function () { Object.defineProperty(obj, "1", { get: function () { return 6.99; }, configurable: true }); return 0; }, configurable: true }); var newArr = Array.prototype.filter.call(obj, callbackfn); return newArr.length === 2 && newArr[1] === 6.99; } runTestCase(testcase);