test/built-ins/Object/preventExtensions/15.2.3.10-1-1.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.

/*---
es5id: 15.2.3.10-1-1
description: >
    Object.preventExtensions does not throw TypeError if 'O' is
    undefined
includes: [runTestCase.js]
---*/

function testcase() {
    Object.preventExtensions(undefined);
    return true;
}
runTestCase(testcase);