/// 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 ch15/15.2/15.2.3/15.2.3.6/15.2.3.6-4-198.js * @description Object.defineProperty - 'O' is an Array, 'name' is an array index named property, 'name' property doesn't exist in 'O', test TypeError is thrown when 'O' is not extensible (15.4.5.1 step 4.c) */ function testcase() { var arrObj = []; Object.preventExtensions(arrObj); try { var desc = { value: 1 }; Object.defineProperty(arrObj, "0", desc); return false; } catch (e) { return e instanceof TypeError && (arrObj.hasOwnProperty("0") === false); } } runTestCase(testcase);