// 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. /*--- es5id: 15.2.3.6-4-407 description: > ES5 Attributes - [[Value]] attribute of inherited property of [[Prototype]] internal property is correct (Error Instance) includes: [runTestCase.js] ---*/ function testcase() { try { Object.defineProperty(Error.prototype, "prop", { value: 1001, writable: true, enumerable: true, configurable: true }); var errObj = new Error(); return !errObj.hasOwnProperty("prop") && errObj.prop === 1001; } finally { delete Error.prototype.prop; } } runTestCase(testcase);