1 /*
   2  * Copyright (c) 1998, 2013, 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 4032066 4039597 4046914 4054511 4065189 4109131 4875229 6983520 8009258
  26    @summary General exhaustive test of win32 pathname handling
  27    @author Mark Reinhold
  28 
  29    @build General GeneralWin32
  30    @run main/timeout=600 GeneralWin32
  31  */
  32 
  33 import java.io.*;
  34 
  35 public class GeneralWin32 extends General {
  36 
  37 
  38     /**
  39      * Hardwired UNC pathnames used for testing
  40      *
  41      * This test attempts to use the host and share names defined in this class
  42      * to test UNC pathnames.  The test will not fail if the host or share
  43      * don't exist, but it will print a warning saying that it was unable to
  44      * test UNC pathnames completely.
  45      */
  46     private static final String EXISTENT_UNC_HOST = "pc-cup01";
  47     private static final String EXISTENT_UNC_SHARE = "pcdist";
  48     private static final String NONEXISTENT_UNC_HOST = "non-existent-unc-host";
  49     private static final String NONEXISTENT_UNC_SHARE = "bogus-share";
  50     private static final int DEPTH = 2;
  51     private static String baseDir = null;
  52     private static String userDir = null;
  53     private static String relative = null;
  54 
  55     /* Pathnames relative to working directory */
  56 
  57     private static void checkCaseLookup() throws IOException {
  58         /* Use long names here to avoid 8.3 format, which Samba servers often
  59            force to lowercase */
  60         File d1 = new File(relative, "XyZzY0123");
  61         File d2 = new File(d1, "FOO_bar_BAZ");
  62         File f = new File(d2, "GLORPified");
  63         if (!f.exists()) {
  64             if (!d2.exists()) {
  65                 if (!d2.mkdirs()) {
  66                     throw new RuntimeException("Can't create directory " + d2);
  67                 }
  68             }
  69             OutputStream o = new FileOutputStream(f);
  70             o.close();
  71         }
  72         File f2 = new File(d2.getParent(), "mumble"); /* For later ud tests */
  73         if (!f2.exists()) {
  74             OutputStream o = new FileOutputStream(f2);
  75             o.close();
  76         }
  77 
  78         /* Computing the canonical path of a Win32 file should expose the true
  79            case of filenames, rather than just using the input case */
  80         File y = new File(userDir, f.getPath());
  81         String ans = y.getPath();
  82         check(ans, relative + "XyZzY0123\\FOO_bar_BAZ\\GLORPified");
  83         check(ans, relative + "xyzzy0123\\foo_bar_baz\\glorpified");
  84         check(ans, relative + "XYZZY0123\\FOO_BAR_BAZ\\GLORPIFIED");
  85     }
  86 
  87     private static void checkWild(File f) throws Exception {
  88         try {
  89             f.getCanonicalPath();
  90         } catch (IOException x) {
  91             return;
  92         }
  93         throw new Exception("Wildcard path not rejected: " + f);
  94     }
  95 
  96     private static void checkWildCards() throws Exception {
  97         File d = new File(baseDir).getCanonicalFile();
  98         checkWild(new File(d, "*.*"));
  99         checkWild(new File(d, "*.???"));
 100         checkWild(new File(new File(d, "*.*"), "foo"));
 101     }
 102 
 103     private static void checkRelativePaths() throws Exception {
 104         checkCaseLookup();
 105         checkWildCards();
 106         checkNames(3, true, baseDir, relative);
 107     }
 108 
 109 
 110     /* Pathnames with drive specifiers */
 111 
 112     private static char findInactiveDrive() {
 113         for (char d = 'Z'; d >= 'E'; d--) {
 114             File df = new File(d + ":\\");
 115             if (!df.exists()) {
 116                 return d;
 117             }
 118         }
 119         throw new RuntimeException("Can't find an inactive drive");
 120     }
 121 
 122     private static char findActiveDrive() {
 123         for (char d = 'C'; d <= 'Z'; d--) {
 124             File df = new File(d + ":\\");
 125             if (df.exists()) return d;
 126         }
 127         throw new RuntimeException("Can't find an active drive");
 128     }
 129 
 130     private static void checkDrive(int depth, char drive, boolean exists)
 131         throws Exception
 132     {
 133         String d = drive + ":";
 134         File df = new File(d);
 135         String ans = exists ? df.getAbsolutePath() : d;
 136         if (!ans.endsWith("\\"))
 137             ans = ans + "\\";
 138         checkNames(depth, false, ans + relative, d + relative);
 139     }
 140 
 141     private static void checkDrivePaths() throws Exception {
 142         checkDrive(2, findActiveDrive(), true);
 143         checkDrive(2, findInactiveDrive(), false);
 144     }
 145 
 146 
 147     /* UNC pathnames */
 148 
 149     private static void checkUncPaths() throws Exception {
 150         String s = ("\\\\" + NONEXISTENT_UNC_HOST
 151                     + "\\" + NONEXISTENT_UNC_SHARE);
 152         ensureNon(s);
 153         checkSlashes(DEPTH, false, s, s);
 154 
 155         s = "\\\\" + EXISTENT_UNC_HOST + "\\" + EXISTENT_UNC_SHARE;
 156         if (!(new File(s)).exists()) {
 157             System.err.println("WARNING: " + s +
 158                                " does not exist, unable to test UNC pathnames");
 159             return;
 160         }
 161 
 162         checkSlashes(DEPTH, false, s, s);
 163     }
 164 
 165 
 166     public static void main(String[] args) throws Exception {
 167         if (File.separatorChar != '\\') {
 168             /* This test is only valid on win32 systems */
 169             return;
 170         }
 171         if (args.length > 0) debug = true;
 172         userDir = System.getProperty("user.dir") + '\\';
 173         baseDir = initTestData(6) + '\\';
 174         relative = baseDir.substring(userDir.length());
 175         checkRelativePaths();
 176         checkDrivePaths();
 177         checkUncPaths();
 178     }
 179 
 180     private static String initTestData(int maxDepth) throws IOException {
 181         File parent = new File(userDir);
 182         String baseDir = null;
 183         maxDepth = maxDepth < DEPTH + 2 ? DEPTH + 2 : maxDepth;
 184         for (int i = 0; i < maxDepth; i ++) {
 185             File dir1 = new File(parent, gensym());
 186             dir1.mkdir();
 187             if (i != 0) {
 188                 File dir2 = new File(parent, gensym());
 189                 dir2.mkdir();
 190                 File f1 = new File(parent, gensym());
 191                 f1.createNewFile();
 192                 File f2 = new File(parent, gensym());
 193                 f2.createNewFile();
 194             }
 195             if (i == DEPTH + 1) {
 196                 baseDir = dir1.getAbsolutePath();
 197             }
 198             parent = dir1;
 199         }
 200         return baseDir;
 201     }
 202 }