// 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: 15.2.3.12-2-b-i-1 description: > Object.isFrozen returns false if 'O' contains own writable data property includes: [runTestCase.js] ---*/ function testcase() { var obj = {}; Object.defineProperty(obj, "foo", { value: 20, writable: true, configurable: false }); Object.preventExtensions(obj); return !Object.isFrozen(obj); } runTestCase(testcase);