/*

 * 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.

 *

 */

/* @test

   @bug 4032066 4039597 4046914 4054511 4065189 4109131 4875229

   @summary General exhaustive test of win32 pathname handling

   @author Mark Reinhold

   @build General GeneralWin32

   @run main/timeout=600 GeneralWin32

 */

import java.io.*;

import java.util.*;

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(String ud) throws IOException {

        /* Use long names here to avoid 8.3 format, which Samba servers often

           force to lowercase */

        File d = new File("XyZzY0123", "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(ud, f.getPath());

        String ans = y.getPath();

        check(ans, "XyZzY0123\\FOO_bar_BAZ\\GLORPified");

        check(ans, "xyzzy0123\\foo_bar_baz\\glorpified");

        check(ans, "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(String ud) throws Exception {

        File d = new File(ud).getCanonicalFile();

        checkWild(new File(d, "*.*"));

        checkWild(new File(d, "*.???"));

        checkWild(new File(new File(d, "*.*"), "foo"));

    }

    private static void checkRelativePaths() throws Exception {

        String ud = System.getProperty("user.dir").replace('/', '\\');

        checkCaseLookup(ud);

        checkWildCards(ud);

        checkNames(3, true, ud + "\\", "");

    }

    /* 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, char drive, boolean exists)

        throws Exception

    {

        String d = drive + ":";

        File df = new File(d);

        String ans = exists ? df.getAbsolutePath() : d;

        if (!ans.endsWith("\\"))

            ans = ans + "\\";

        checkNames(depth, false, ans, d);

    }

    private static void checkDrivePaths() throws Exception {

        checkDrive(2, findActiveDrive(), true);

        checkDrive(2, findInactiveDrive(), false);

    }

    /* UNC pathnames */

    private static void checkUncPaths() throws Exception {

        String s = ("\\\\" + NONEXISTENT_UNC_HOST

                    + "\\" + NONEXISTENT_UNC_SHARE);

        ensureNon(s);

        checkSlashes(2, 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(2, 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;

        checkRelativePaths();

        checkDrivePaths();

        checkUncPaths();

    }

}