15.2.3.7-5-b-77.js (647B)
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: 15.2.3.7-5-b-77 6 description: > 7 Object.defineProperties - 'descObj' is the Math object which 8 implements its own [[Get]] method to get 'configurable' property 9 (8.10.5 step 4.a) 10 ---*/ 11 12 var obj = {}; 13 14 Math.configurable = true; 15 16 Object.defineProperties(obj, { 17 prop: Math 18 }); 19 20 var result1 = obj.hasOwnProperty("prop"); 21 delete obj.prop; 22 var result2 = obj.hasOwnProperty("prop"); 23 24 assert.sameValue(result1, true, 'result1'); 25 assert.sameValue(result2, false, 'result2'); 26 27 reportCompare(0, 0);