// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es5id: 15.2.3.6-4-312 description: > Object.defineProperty - 'O' is an Arguments object, 'name' is an index named accessor property of 'O' but not defined in [[ParameterMap]] of 'O', test TypeError is thrown when updating the [[Configurable]] attribute value of 'name' which is not configurable (10.6 [[DefineOwnProperty]] step 4) includes: [propertyHelper.js] ---*/ (function() { function getFunc() {} Object.defineProperty(arguments, "0", { get: getFunc, enumerable: true, configurable: false }); try { Object.defineProperty(arguments, "0", { configurable: true }); throw new Test262Error("Expected an exception."); } catch (e) { verifyEqualTo(arguments, "0", getFunc()); if (!(e instanceof TypeError)) { throw new Test262Error("Expected TypeError, got " + e); } } verifyProperty(arguments, "0", { enumerable: true, configurable: false, }); }()); reportCompare(0, 0);