Quelle GeneralWin32.java Sprache: JAVA

/*
* Copyright (c) 1998, 2017, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/

/* @test
   @bug 4032066 4039597 4046914 4054511 4065189 4109131 4875229 6983520 8009258
   @summary General exhaustive test of win32 pathname handling
   @author Mark Reinhold

   @build General GeneralWin32
   @run main/timeout=600 GeneralWin32
*/

import java.io.*;

public class GeneralWin32 extends General {

    /**
     * Hardwired UNC pathnames used for testing
     *
     * This test attempts to use the host and share names defined in this class
     * to test UNC pathnames.  The test will not fail if the host or share
     * don't exist, but it will print a warning saying that it was unable to
     * test UNC pathnames completely.
     */
    private static final String EXISTENT_UNC_HOST = "pc-cup01";
    private static final String EXISTENT_UNC_SHARE = "pcdist";
    private static final String NONEXISTENT_UNC_HOST = "non-existent-unc-host";
    private static final String NONEXISTENT_UNC_SHARE = "bogus-share";

    /* Pathnames relative to working directory */

    private static void checkCaseLookup() throws IOException {
        /* Use long names here to avoid 8.3 format, which Samba servers often
           force to lowercase */
        File r = new File (workSubDir, "XyZzY0123");
        File d = new File(r, "FOO_bar_BAZ");
        File f = new File(d, "GLORPified");
        if (!f.exists()) {
            if (!d.exists()) {
                if (!d.mkdirs()) {
                    throw new RuntimeException("Can't create directory " + d);
                }
            }
            OutputStream o = new FileOutputStream(f);
            o.close();
        }
        File f2 = new File(d.getParent(), "mumble"); /* For later ud tests */
        if (!f2.exists()) {
            OutputStream o = new FileOutputStream(f2);
            o.close();
        }

        /* Computing the canonical path of a Win32 file should expose the true
           case of filenames, rather than just using the input case */
        File y = new File(userDir, f.getPath());
        String ans = y.getPath();
        check(ans, workSubDir + File.separator + "XyZzY0123\\FOO_bar_BAZ\\GLORPified");
        check(ans, workSubDir + File.separator + "xyzzy0123\\foo_bar_baz\\glorpified");
        check(ans, workSubDir + File.separator + "XYZZY0123\\FOO_BAR_BAZ\\GLORPIFIED");
    }

    private static void checkWild(File f) throws Exception {
        try {
            f.getCanonicalPath();
        } catch (IOException x) {
            return;
        }
        throw new Exception("Wildcard path not rejected: " + f);
    }

    private static void checkWildCards() throws Exception {
        File d = new File(userDir).getCanonicalFile();
        checkWild(new File(d, "*.*"));
        checkWild(new File(d, "*.???"));
        checkWild(new File(new File(d, "*.*"), "foo"));
    }

    private static void checkRelativePaths(int depth) throws Exception {
        checkCaseLookup();
        checkWildCards();
        // Make sure that an empty relative path is tested
        checkNames(1, true, userDir + File.separator, "");
        checkNames(depth, true, baseDir + File.separator,
                   relative + File.separator);
    }

    /* Pathnames with drive specifiers */

    private static char findInactiveDrive() {
        for (char d = 'Z'; d >= 'E'; d--) {
            File df = new File(d + ":\\");
            if (!df.exists()) {
                return d;
            }
        }
        throw new RuntimeException("Can't find an inactive drive");
    }

    private static char findActiveDrive() {
        for (char d = 'C'; d <= 'Z'; d--) {
            File df = new File(d + ":\\");
            if (df.exists()) return d;
        }
        throw new RuntimeException("Can't find an active drive");
    }

    private static void checkDrive(int depth, String drive, boolean exists)
        throws Exception
    {
        File df = new File(drive);
        String ans = exists ? df.getAbsolutePath() : drive;
        if (!ans.endsWith("\\"))
            ans = ans + "\\";
        checkNames(depth, false, ans, drive);
    }

    private static void checkDrivePaths(int depth) throws Exception {
        checkDrive(depth, findActiveDrive() + ":" + workSubDir + File.separator, true);
        checkDrive(depth, findInactiveDrive() + ":", false);
    }

    /* UNC pathnames */

    private static void checkUncPaths(int depth) throws Exception {
        String s = ("\\\\" + NONEXISTENT_UNC_HOST
                    + "\\" + NONEXISTENT_UNC_SHARE);
        ensureNon(s);
        checkSlashes(depth, false, s, s);

        s = "\\\\" + EXISTENT_UNC_HOST + "\\" + EXISTENT_UNC_SHARE;
        if (!(new File(s)).exists()) {
            System.err.println("WARNING: " + s +
                               " does not exist, unable to test UNC pathnames");
            return;
        }

        checkSlashes(depth, false, s, s);
    }

    public static void main(String[] args) throws Exception {
        if (File.separatorChar != '\\') {
            /* This test is only valid on win32 systems */
            return;
        }
        if (args.length > 0) debug = true;

        initTestData(3);

        checkRelativePaths(3);
        checkDrivePaths(2);
        checkUncPaths(2);
    }
}

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