J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1998 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. |
| 8 | * |
| 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| 13 | * accompanied this code). |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License version |
| 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 18 | * |
| 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | /* @test |
| 25 | @bug 4141318 |
| 26 | @summary Check that equal File instances have identical hash codes |
| 27 | */ |
| 28 | |
| 29 | import java.io.File; |
| 30 | |
| 31 | |
| 32 | public class HashCodeEquals { |
| 33 | |
| 34 | static void test(String fn1, String fn2) throws Exception { |
| 35 | File f1 = new File(fn1); |
| 36 | File f2 = new File(fn2); |
| 37 | if (!f1.equals(f2)) |
| 38 | throw new Exception("Instances with equal paths are not equal"); |
| 39 | int h1 = f1.hashCode(); |
| 40 | int h2 = f2.hashCode(); |
| 41 | if (h1 != h2) |
| 42 | throw new Exception("Hashcodes of equal instances are not equal"); |
| 43 | } |
| 44 | |
| 45 | static void testWin32() throws Exception { |
| 46 | test("a:/foo/bar/baz", "a:/foo/bar/baz"); |
| 47 | test("A:/Foo/Bar/BAZ", "a:/foo/bar/baz"); |
| 48 | } |
| 49 | |
| 50 | static void testUnix() throws Exception { |
| 51 | test("foo/bar/baz", "foo/bar/baz"); |
| 52 | } |
| 53 | |
| 54 | public static void main(String[] args) throws Exception { |
| 55 | if (File.separatorChar == '\\') testWin32(); |
| 56 | if (File.separatorChar == '/') testUnix(); |
| 57 | } |
| 58 | |
| 59 | } |