/// 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 ch15/15.4/15.4.4/15.4.4.22/15.4.4.22-9-b-9.js * @description Array.prototype.reduceRight - deleting own property in step 8 causes deleted index property not to be visited on an Array */ function testcase() { var accessed = false; var testResult = true; function callbackfn(preVal, curVal, idx, obj) { accessed = true; if (idx === 1) { testResult = false; } } var arr = [0]; Object.defineProperty(arr, "1", { get: function () { return "6.99"; }, configurable: true }); Object.defineProperty(arr, "2", { get: function () { delete arr[1]; return 0; }, configurable: true }); arr.reduceRight(callbackfn); return testResult && accessed; } runTestCase(testcase);