io/File/HashCodeEquals.java

	HashCodeEquals.java revision 0
0N/A/*
0N/A * Copyright 1998 Sun Microsystems, Inc.  All Rights Reserved.
0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
0N/A *
0N/A * This code is free software; you can redistribute it and/or modify it
0N/A * under the terms of the GNU General Public License version 2 only, as
0N/A * published by the Free Software Foundation.
0N/A *
0N/A * This code is distributed in the hope that it will be useful, but WITHOUT
0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
0N/A * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
0N/A * version 2 for more details (a copy is included in the LICENSE file that
0N/A * accompanied this code).
0N/A *
0N/A * You should have received a copy of the GNU General Public License version
0N/A * 2 along with this work; if not, write to the Free Software Foundation,
0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
0N/A *
0N/A * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
0N/A * CA 95054 USA or visit www.sun.com if you need additional information or
0N/A * have any questions.
0N/A */
0N/A
0N/A/* @test
0N/A   @bug 4141318
0N/A   @summary Check that equal File instances have identical hash codes
0N/A */
0N/A
1306N/Aimport java.io.File;
0N/A
1306N/A
0N/Apublic class HashCodeEquals {
1306N/A
1306N/A    static void test(String fn1, String fn2) throws Exception {
0N/A        File f1 = new File(fn1);
0N/A        File f2 = new File(fn2);
0N/A        if (!f1.equals(f2))
0N/A            throw new Exception("Instances with equal paths are not equal");
0N/A        int h1 = f1.hashCode();
0N/A        int h2 = f2.hashCode();
1306N/A        if (h1 != h2)
0N/A            throw new Exception("Hashcodes of equal instances are not equal");
0N/A    }

    static void testWin32() throws Exception {
        test("a:/foo/bar/baz", "a:/foo/bar/baz");
        test("A:/Foo/Bar/BAZ", "a:/foo/bar/baz");
    }

    static void testUnix() throws Exception {
        test("foo/bar/baz", "foo/bar/baz");
    }

    public static void main(String[] args) throws Exception {
        if (File.separatorChar == '\\') testWin32();
        if (File.separatorChar == '/') testUnix();
    }

}