56 lines
2.1 KiB
JavaScript
56 lines
2.1 KiB
JavaScript
/*
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* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/**
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* Check important prototype chain properties of Function and Object.
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*
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* @test
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* @run
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*/
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print(typeof(Object) == 'function');
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print(typeof(Object.prototype) == 'object');
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print(typeof(Function) == 'function');
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// Function's prototype is a function!
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print(typeof(Function.prototype) == 'function');
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print(Function.constructor === Function);
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print(Function.prototype === Object.getPrototypeOf(Function));
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print(Object.getPrototypeOf(Function.prototype) === Object.prototype);
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print(Object.constructor === Function);
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print(Object.getPrototypeOf(Object.prototype) === null);
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print(Object.getPrototypeOf(Object) === Function.prototype);
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// check one function from Function.prototype
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var applyFunc = Function.prototype.apply;
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print(applyFunc.constructor === Function);
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print(Object.getPrototypeOf(applyFunc) === Function.prototype);
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print(applyFunc.prototype === undefined);
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// check one function from Object.prototype
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var toStringFunc = Object.prototype.toString;
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print(toStringFunc.constructor === Function);
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print(Object.getPrototypeOf(toStringFunc) === Function.prototype);
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print(toStringFunc.prototype === undefined);
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