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

26 lines
606 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
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);