15.2.3.5-4-181.js (795B)
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: 15.2.3.5-4-181 6 description: > 7 Object.create - 'writable' property of one property in 8 'Properties' is an inherited data property (8.10.5 step 6.a) 9 ---*/ 10 11 var proto = { 12 writable: true 13 }; 14 15 var ConstructFun = function() {}; 16 ConstructFun.prototype = proto; 17 18 var descObj = new ConstructFun(); 19 20 var newObj = Object.create({}, { 21 prop: descObj 22 }); 23 24 var beforeWrite = (newObj.hasOwnProperty("prop") && typeof(newObj.prop) === "undefined"); 25 26 newObj.prop = "isWritable"; 27 28 var afterWrite = (newObj.prop === "isWritable"); 29 30 assert.sameValue(beforeWrite, true, 'beforeWrite'); 31 assert.sameValue(afterWrite, true, 'afterWrite'); 32 33 reportCompare(0, 0);