// 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: 15.2.3.10-3-6 description: > Object.preventExtensions - indexed properties cannot be added into a Boolean object includes: [runTestCase.js] ---*/ function testcase() { var boolObj = new Boolean(true); var preCheck = Object.isExtensible(boolObj); Object.preventExtensions(boolObj); boolObj[0] = 12; return preCheck && !boolObj.hasOwnProperty("0"); } runTestCase(testcase);