// 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. /*--- es5id: 15.2.3.6-4-256 description: > Object.defineProperty - 'O' is an Array, 'name' is an array index named property, 'name' is accessor property and 'desc' is accessor descriptor, and the [[Configurable]] attribute value of 'name' is false, test TypeError is thrown if the [[Get]] field of 'desc' is present, and the [[Get]] field of 'desc' is an object and the [[Get]] attribute value of 'name' is undefined (15.4.5.1 step 4.c) includes: [runTestCase.js] ---*/ function testcase() { var arrObj = []; function getFunc() { return 12; } Object.defineProperty(arrObj, "1", { get: getFunc }); try { Object.defineProperty(arrObj, "1", { get: undefined }); return false; } catch (e) { var hasProperty = arrObj.hasOwnProperty("1"); var desc = Object.getOwnPropertyDescriptor(arrObj, "1"); var verifyGet = arrObj[1] === getFunc(); var verifySet = desc.hasOwnProperty("set") && typeof desc.set === "undefined"; var verifyEnumerable = false; for (var p in arrObj) { if (p === "1") { verifyEnumerable = true } } var verifyConfigurable = false; delete arrObj[1]; verifyConfigurable = arrObj.hasOwnProperty("1"); return e instanceof TypeError && hasProperty && verifyGet && verifySet && !verifyEnumerable && verifyConfigurable; } } runTestCase(testcase);