| // Copyright (c) 2012 Ecma International. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| es5id: 15.2.3.10-3-21 |
| description: > |
| Object.preventExtensions - named properties cannot be added into |
| an Arguments object |
| includes: [propertyHelper.js] |
| ---*/ |
| |
| var obj; |
| (function() { |
| obj = arguments; |
| }()); |
| |
| assert(Object.isExtensible(obj)); |
| Object.preventExtensions(obj); |
| assert(!Object.isExtensible(obj)); |
| |
| verifyNotWritable(obj, "exName", "nocheck"); |
| |
| assert(!obj.hasOwnProperty("exName")); |