15.2.3.10-3-1.js (516B)
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: 15.2.3.10-3-1 6 description: > 7 Object.preventExtensions - Object.isExtensible(arg) returns false 8 if arg is the returned object 9 ---*/ 10 11 var obj = {}; 12 var preCheck = Object.isExtensible(obj); 13 Object.preventExtensions(obj); 14 15 assert(preCheck, 'preCheck !== true'); 16 assert.sameValue(Object.isExtensible(obj), false, 'Object.isExtensible(obj)'); 17 18 reportCompare(0, 0);