author | hannesw |
Mon, 23 Apr 2018 17:45:05 +0200 | |
changeset 49855 | 3739e9a5b6b5 |
parent 47216 | 71c04702a3d5 |
permissions | -rw-r--r-- |
/* * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /** * Check important prototype chain properties of Function and Object. * * @test * @run */ print(typeof(Object) == 'function'); print(typeof(Object.prototype) == 'object'); print(typeof(Function) == 'function'); // Function's prototype is a function! print(typeof(Function.prototype) == 'function'); print(Function.constructor === Function); print(Function.prototype === Object.getPrototypeOf(Function)); print(Object.getPrototypeOf(Function.prototype) === Object.prototype); print(Object.constructor === Function); print(Object.getPrototypeOf(Object.prototype) === null); print(Object.getPrototypeOf(Object) === Function.prototype); // check one function from Function.prototype var applyFunc = Function.prototype.apply; print(applyFunc.constructor === Function); print(Object.getPrototypeOf(applyFunc) === Function.prototype); print(applyFunc.prototype === undefined); // check one function from Object.prototype var toStringFunc = Object.prototype.toString; print(toStringFunc.constructor === Function); print(Object.getPrototypeOf(toStringFunc) === Function.prototype); print(toStringFunc.prototype === undefined);