/// 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 ch15/15.4/15.4.4/15.4.4.15/15.4.4.15-8-b-i-10.js * @description Array.prototype.lastIndexOf - element to be retrieved is own accessor property on an Array-like object */ function testcase() { var obj = { length: 3 }; Object.defineProperty(obj, "0", { get: function () { return 0; }, configurable: true }); Object.defineProperty(obj, "1", { get: function () { return 1; }, configurable: true }); Object.defineProperty(obj, "2", { get: function () { return 2; }, configurable: true }); return 0 === Array.prototype.lastIndexOf.call(obj, 0) && 1 === Array.prototype.lastIndexOf.call(obj, 1) && 2 === Array.prototype.lastIndexOf.call(obj, 2); } runTestCase(testcase);