1 /* 2 * Copyright (c) 2008, 2015, 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 24 /* @test 25 * @bug 4313887 6838333 8132497 26 * @summary Unit test for java.nio.file.FileSystem 27 * @library .. 28 */ 29 30 import java.io.File; 31 import java.nio.file.*; 32 import java.io.IOException; 33 import java.net.URI; 34 import java.net.URISyntaxException; 35 import java.util.HashMap; 36 37 /** 38 * Simple sanity checks for java.nio.file.FileSystem 39 */ 40 public class Basic { 41 42 static void check(boolean okay, String msg) { 43 if (!okay) 44 throw new RuntimeException(msg); 45 } 46 47 static void checkSupported(FileSystem fs, String... views) { 48 for (String view: views) { 49 check(fs.supportedFileAttributeViews().contains(view), 50 "support for '" + view + "' expected"); 51 } 52 } 53 54 static void checkNoUOE() throws IOException, URISyntaxException { 55 String dir = System.getProperty("test.dir", "."); 56 String fileName = dir + File.separator + "foo.bar"; 57 Path path = Paths.get(fileName); 58 Path file = Files.createFile(path); 59 try { 60 URI uri = new URI("jar", file.toUri().toString(), null); 61 System.out.println(uri); 62 FileSystem fs = FileSystems.newFileSystem(uri, new HashMap()); 63 fs.close(); 64 } catch (ProviderNotFoundException pnfe) { 65 System.out.println("Expected ProviderNotFoundException caught: " 66 + "\"" + pnfe.getMessage() + "\""); 67 } finally { 68 Files.delete(path); 69 } 70 } 71 72 public static void main(String[] args) throws IOException, URISyntaxException { 73 FileSystem fs = FileSystems.getDefault(); 74 75 // close should throw UOE 76 try { 77 fs.close(); 78 throw new RuntimeException("UnsupportedOperationException expected"); 79 } catch (UnsupportedOperationException e) { } 80 check(fs.isOpen(), "should be open"); 81 82 check(!fs.isReadOnly(), "should provide read-write access"); 83 84 check(fs.provider().getScheme().equals("file"), 85 "should use 'file' scheme"); 86 87 // santity check method - need to re-visit this in future as I/O errors 88 // are possible 89 for (FileStore store: fs.getFileStores()) { 90 System.out.println(store); 91 } 92 93 // sanity check supportedFileAttributeViews 94 checkSupported(fs, "basic"); 95 String os = System.getProperty("os.name"); 96 if (os.equals("SunOS")) 97 checkSupported(fs, "posix", "unix", "owner", "acl", "user"); 98 if (os.equals("Linux")) 99 checkSupported(fs, "posix", "unix", "owner", "dos", "user"); 100 if (os.contains("OS X")) 101 checkSupported(fs, "posix", "unix", "owner"); 102 if (os.equals("Windows")) 103 checkSupported(fs, "owner", "dos", "acl", "user"); 104 105 // sanity check non-throwing of UnsupportedOperationException by 106 // FileSystems.newFileSystem(URI, ..) 107 checkNoUOE(); 108 } 109 }