15.2.3.6-4-463.js (931B)
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: 15.2.3.6-4-463 6 description: > 7 ES5 Attributes - success to update [[Set]] attribute of accessor 8 property ([[Get]] is undefined, [[Set]] is a Function, 9 [[Enumerable]] is true, [[Configurable]] is true) to different 10 value 11 ---*/ 12 13 var obj = {}; 14 15 var verifySetFunc = "data"; 16 var setFunc = function(value) { 17 verifySetFunc = value; 18 }; 19 20 Object.defineProperty(obj, "prop", { 21 get: undefined, 22 set: setFunc, 23 enumerable: true, 24 configurable: true 25 }); 26 27 var desc1 = Object.getOwnPropertyDescriptor(obj, "prop"); 28 29 Object.defineProperty(obj, "prop", { 30 set: undefined 31 }); 32 33 var desc2 = Object.getOwnPropertyDescriptor(obj, "prop"); 34 35 assert.sameValue(desc1.set, setFunc, 'desc1.set'); 36 assert.sameValue(typeof desc2.set, "undefined", 'typeof desc2.set'); 37 38 reportCompare(0, 0);