Basic.java revision 893:f06f30b29f36
1/* 2 * Copyright 2008-2009 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 4313887 26 * @summary Unit test for java.nio.file.FileSystem 27 * @library .. 28 */ 29 30import java.nio.file.*; 31import java.nio.file.attribute.*; 32import java.io.IOException; 33 34/** 35 * Simple santity checks for java.nio.file.FileSystem 36 */ 37public class Basic { 38 39 static void check(boolean okay, String msg) { 40 if (!okay) 41 throw new RuntimeException(msg); 42 } 43 44 static void checkSupported(FileSystem fs, String... views) { 45 for (String view: views) { 46 check(fs.supportedFileAttributeViews().contains(view), 47 "support for '" + view + "' expected"); 48 } 49 } 50 51 public static void main(String[] args) throws IOException { 52 FileSystem fs = FileSystems.getDefault(); 53 54 // close should throw UOE 55 try { 56 fs.close(); 57 throw new RuntimeException("UnsupportedOperationException expected"); 58 } catch (UnsupportedOperationException e) { } 59 check(fs.isOpen(), "should be open"); 60 61 check(!fs.isReadOnly(), "should provide read-write access"); 62 63 check(fs.provider().getScheme().equals("file"), 64 "should use 'file' scheme"); 65 66 // santity check method - need to re-visit this in future as I/O errors 67 // are possible 68 for (FileStore store: fs.getFileStores()) { 69 System.out.println(store); 70 } 71 72 // sanity check supportedFileAttributeViews 73 checkSupported(fs, "basic"); 74 String os = System.getProperty("os.name"); 75 if (os.equals("SunOS")) 76 checkSupported(fs, "posix", "unix", "owner", "acl", "xattr"); 77 if (os.equals("Linux")) 78 checkSupported(fs, "posix", "unix", "owner", "dos", "xattr"); 79 if (os.equals("Windows")) 80 checkSupported(fs, "owner", "dos", "acl", "xattr"); 81 } 82} 83