test262/test/built-ins/Object/isExtensible/15.2.3.13-2-25.js

29 lines
838 B
JavaScript

// 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: 15.2.3.13-2-25
description: >
Object.isExtensible returns true if O is extensible and has a
prototype that is not extensible
includes: [runTestCase.js]
---*/
function testcase() {
var proto = {};
Object.preventExtensions(proto);
var ConstructFun = function () { };
ConstructFun.prototype = proto;
var obj = new ConstructFun();
return Object.isExtensible(obj);
}
runTestCase(testcase);