15.2.3.6-3-80.js (841B)
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: 15.2.3.6-3-80 6 description: > 7 Object.defineProperty - 'configurable' property in 'Attributes' is 8 an inherited accessor property (8.10.5 step 4.a) 9 ---*/ 10 11 var obj = {}; 12 13 var proto = {}; 14 Object.defineProperty(proto, "configurable", { 15 get: function() { 16 return true; 17 } 18 }); 19 20 var ConstructFun = function() {}; 21 ConstructFun.prototype = proto; 22 23 var child = new ConstructFun(); 24 25 Object.defineProperty(obj, "property", child); 26 27 var beforeDeleted = obj.hasOwnProperty("property"); 28 29 delete obj.property; 30 31 var afterDeleted = obj.hasOwnProperty("property"); 32 33 assert.sameValue(beforeDeleted, true, 'beforeDeleted'); 34 assert.sameValue(afterDeleted, false, 'afterDeleted'); 35 36 reportCompare(0, 0);