/// 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 ch15/15.4/15.4.4/15.4.4.19/15.4.4.19-8-c-i-22.js * @description Array.prototype.map - element to be retrieved is inherited accessor property without a get function on an Array */ function testcase() { function callbackfn(val, idx, obj) { if (idx === 0) { return typeof val === "undefined"; } return false; } try { Object.defineProperty(Array.prototype, "0", { set: function () { }, configurable: true }); var testResult = [,].map(callbackfn); return testResult[0] === true; } finally { delete Array.prototype[0]; } } runTestCase(testcase);