15.2.3.5-4-274.js (968B)
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: 15.2.3.5-4-274 6 description: > 7 Object.create - 'set' property of one property in 'Properties' is 8 own accessor property that overrides an inherited data property 9 (8.10.5 step 8.a) 10 ---*/ 11 12 var data1 = "data"; 13 var data2 = "data"; 14 15 var proto = {}; 16 proto.set = function(value) { 17 data2 = value; 18 }; 19 20 var ConstructFun = function() {}; 21 ConstructFun.prototype = proto; 22 var child = new ConstructFun(); 23 Object.defineProperty(child, "set", { 24 get: function() { 25 return function(value) { 26 data1 = value; 27 }; 28 } 29 }); 30 31 var newObj = Object.create({}, { 32 prop: child 33 }); 34 35 var hasProperty = newObj.hasOwnProperty("prop"); 36 37 newObj.prop = "overrideData"; 38 39 assert(hasProperty, 'hasProperty !== true'); 40 assert.sameValue(data1, "overrideData", 'data1'); 41 assert.sameValue(data2, "data", 'data2'); 42 43 reportCompare(0, 0);