| // Copyright (c) 2012 Ecma International. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| Object.defineProperty - 'O' is an Arguments object of a function |
| that has formal parameters, 'name' is own data property of 'O', |
| test TypeError is thrown when updating the [[Writable]] attribute |
| value of 'name' which is not configurable (10.6 |
| [[DefineOwnProperty]] step 4) |
| includes: [propertyHelper.js] |
| Object.defineProperty(arguments, "genericProperty", { |
| Object.defineProperty(arguments, "genericProperty", { |
| $ERROR("Expected an exception."); |
| verifyEqualTo(arguments, "genericProperty", undefined); |
| verifyNotWritable(arguments, "genericProperty"); |
| verifyNotEnumerable(arguments, "genericProperty"); |
| verifyNotConfigurable(arguments, "genericProperty"); |
| if (!(e instanceof TypeError)) { |
| $ERROR("Expected TypeError, got " + e); |