test/suite/ch15/15.2/15.2.3/15.2.3.8/15.2.3.8-4-1.js


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/// 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 ch15/15.2/15.2.3/15.2.3.8/15.2.3.8-4-1.js
 * @description Object.seal - 'O' is sealed already
 */


function testcase() {

        var obj = {};

        obj.foo = 10; // default value of attributes: writable: true, configurable: true, enumerable: true
        var preCheck = Object.isExtensible(obj);
        Object.seal(obj);

        Object.seal(obj);
        return preCheck && Object.isSealed(obj);

    }
runTestCase(testcase);