15.2.3.10-3-13.js (541B)
1 // Copyright (c) 2012 Ecma International. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 4 /*--- 5 es5id: 15.2.3.10-3-13 6 description: > 7 Object.preventExtensions - named properties cannot be added into a 8 Function object 9 includes: [propertyHelper.js] 10 ---*/ 11 12 var obj = function() {}; 13 14 assert(Object.isExtensible(obj)); 15 Object.preventExtensions(obj); 16 assert(!Object.isExtensible(obj)); 17 18 verifyNotWritable(obj, "exName", "nocheck"); 19 20 assert(!obj.hasOwnProperty("exName")); 21 22 reportCompare(0, 0);