15.2.3.5-4-147.js (695B)
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: 15.2.3.5-4-147 6 description: > 7 Object.create - 'configurable' property of one property in 8 'Properties' is an Arguments object (8.10.5 step 4.b) 9 ---*/ 10 11 var argObj = (function() { 12 return arguments; 13 })(); 14 15 var newObj = Object.create({}, { 16 prop: { 17 configurable: argObj 18 } 19 }); 20 21 var beforeDeleted = newObj.hasOwnProperty("prop"); 22 23 delete newObj.prop; 24 25 var afterDeleted = newObj.hasOwnProperty("prop"); 26 27 assert.sameValue(beforeDeleted, true, 'beforeDeleted'); 28 assert.sameValue(afterDeleted, false, 'afterDeleted'); 29 30 reportCompare(0, 0);