1 /* 2 * Copyright (c) 2008, 2011, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package test.java.nio.file.Path; 24 25 /* @test 26 * @bug 4313887 6838333 7029979 27 * @summary Unit test for miscellenous java.nio.file.Path methods 28 * @library .. 29 */ 30 31 import java.nio.file.*; 32 import static java.nio.file.LinkOption.*; 33 import java.io.*; 34 import org.testng.annotations.Test; 35 import static org.testng.Assert.assertTrue; 36 37 public class Misc { 38 static boolean supportsLinks; 39 40 /** 41 * Exercise equals and hashCode methods 42 */ 43 @Test testEqualsAndHashCode()44 public void testEqualsAndHashCode() { 45 Path thisFile = Paths.get("this"); 46 Path thatFile = Paths.get("that"); 47 48 assertTrue(thisFile.equals(thisFile)); 49 assertTrue(!thisFile.equals(thatFile)); 50 51 assertTrue(!thisFile.equals(null)); 52 assertTrue(!thisFile.equals(new Object())); 53 54 Path likeThis = Paths.get("This"); 55 assertTrue(!thisFile.equals(likeThis)); 56 } 57 58 /** 59 * Exercise toFile method 60 */ 61 @Test testToFile()62 public void testToFile() throws IOException { 63 Path dir = Files.createTempDirectory("tempdir"); 64 File d = dir.toFile(); 65 assertTrue(d.toString().equals(dir.toString())); 66 assertTrue(d.toPath().equals(dir)); 67 } 68 69 /** 70 * Exercise toRealPath method 71 */ 72 @Test testToRealPath()73 public void testToRealPath() throws IOException { 74 Path dir = Files.createTempDirectory("tempdir"); 75 final Path file = Files.createFile(dir.resolve("foo")); 76 final Path link = dir.resolve("link"); 77 78 /** 79 * Test: totRealPath() will access same file as toRealPath(NOFOLLOW_LINKS) 80 */ 81 assertTrue(Files.isSameFile(file.toRealPath(), file.toRealPath(NOFOLLOW_LINKS))); 82 83 /** 84 * Test: toRealPath should fail if file does not exist 85 */ 86 Path doesNotExist = dir.resolve("DoesNotExist"); 87 try { 88 doesNotExist.toRealPath(); 89 throw new RuntimeException("IOException expected"); 90 } catch (IOException expected) { 91 } 92 try { 93 doesNotExist.toRealPath(NOFOLLOW_LINKS); 94 throw new RuntimeException("IOException expected"); 95 } catch (IOException expected) { 96 } 97 98 /** 99 * Test: toRealPath() should resolve links 100 */ 101 if (supportsLinks) { 102 Path resolvedFile = file; 103 Files.createSymbolicLink(link, resolvedFile.toAbsolutePath()); 104 assertTrue(link.toRealPath().equals(resolvedFile.toRealPath())); 105 Files.delete(link); 106 } 107 108 /** 109 * Test: toRealPath(NOFOLLOW_LINKS) should not resolve links 110 */ 111 if (supportsLinks) { 112 Files.createSymbolicLink(link, file.toAbsolutePath()); 113 assertTrue(link.toRealPath(NOFOLLOW_LINKS).getFileName().equals(link.getFileName())); 114 Files.delete(link); 115 } 116 117 /** 118 * Test: toRealPath(NOFOLLOW_LINKS) with broken link 119 */ 120 if (supportsLinks) { 121 Path broken = Files.createSymbolicLink(link, doesNotExist); 122 assertTrue(link.toRealPath(NOFOLLOW_LINKS).getFileName().equals(link.getFileName())); 123 Files.delete(link); 124 } 125 126 /** 127 * Test: toRealPath should eliminate "." 128 */ 129 assertTrue(dir.resolve(".").toRealPath().equals(dir.toRealPath())); 130 assertTrue(dir.resolve(".").toRealPath(NOFOLLOW_LINKS).equals(dir.toRealPath(NOFOLLOW_LINKS))); 131 132 /** 133 * Test: toRealPath should eliminate ".." when it doesn't follow a 134 * symbolic link 135 */ 136 Path subdir = Files.createDirectory(dir.resolve("subdir")); 137 assertTrue(subdir.resolve("..").toRealPath().equals(dir.toRealPath())); 138 assertTrue(subdir.resolve("..").toRealPath(NOFOLLOW_LINKS).equals(dir.toRealPath(NOFOLLOW_LINKS))); 139 Files.delete(subdir); 140 141 // clean-up 142 Files.delete(file); 143 } 144 }