/// 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. /** * @path ch15/15.2/15.2.3/15.2.3.6/15.2.3.6-4-418.js * @description ES5 Attributes - Successfully add a property to an object when the object's prototype has a property with the same name and [[Writable]] set to true (Function.prototype.bind) */ function testcase() { var foo = function () { }; try { Object.defineProperty(Function.prototype, "prop", { value: 1001, writable: true, enumerable: true, configurable: true }); var obj = foo.bind({}); obj.prop = 1002; return obj.hasOwnProperty("prop") && obj.prop === 1002; } finally { delete Function.prototype.prop; } } runTestCase(testcase);