// Copyright (c) 2012 Ecma International. All rights reserved. // Ecma International makes this code available under the terms and conditions set // forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the // "Use Terms"). Any redistribution of this code must retain the above // copyright and this notice and otherwise comply with the Use Terms. /*--- description: > Object.create - 'configurable' property of one property in 'Properties' is own data property that overrides an inherited data property (8.10.5 step 4.a) includes: [runTestCase.js] ---*/ function testcase() { var proto = { configurable: true }; var ConstructFun = function () { }; ConstructFun.prototype = proto; var descObj = new ConstructFun(); Object.defineProperty(descObj, "configurable", { value: false }); var newObj = Object.create({}, { prop: descObj }); var result1 = newObj.hasOwnProperty("prop"); delete newObj.prop; var result2 = newObj.hasOwnProperty("prop"); return result1 === true && result2 === true; } runTestCase(testcase);