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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 ch15/15.2/15.2.3/15.2.3.10/15.2.3.10-3-17.js
* @description Object.preventExtensions - named properties cannot be added into a Number object
*/
function testcase() {
var numObj = new Number(123);
var preCheck = Object.isExtensible(numObj);
Object.preventExtensions(numObj);
numObj.exName = 2;
return preCheck && !numObj.hasOwnProperty("exName");
}
runTestCase(testcase);
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