/*

 * Copyright (c) 2005, 2012, 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 4167472 5097703 6216563 6284003 6728842 6464744

   @summary Basic test for setWritable/Readable/Executable methods

   @build SetAccess Util

   @run main SetAccess

 */

import java.io.*;

import java.nio.file.*;

import java.nio.file.attribute.*;

public class SetAccess {

    public static void main(String[] args) throws Exception {

        if (Util.isPrivileged()) {

            System.out.println("Unable to test file permissions when running with privileges");

            return;

        }

        File d = new File(System.getProperty("test.dir", "."));

        File f = new File(d, "x.SetAccessPermission");

        if (f.exists() && !f.delete())

            throw new Exception("Can't delete test file: " + f);

        OutputStream o = new FileOutputStream(f);

        o.write('x');

        o.close();

        doTest(f);

        f = new File(d, "x.SetAccessPermission.dir");

        if (f.exists() && !f.delete())

            throw new Exception("Can't delete test dir: " + f);

        if (!f.mkdir())

            throw new Exception(f + ": Cannot create directory");

        doTest(f);

    }

    public static void doTest(File f) throws Exception {

        if (!System.getProperty("os.name").startsWith("Windows")) {

            if (!f.setReadOnly())

                 throw new Exception(f + ": setReadOnly Failed");

            if (!f.setWritable(true, true) ||

                !f.canWrite() ||

                permission(f).charAt(2) != 'w')

                throw new Exception(f + ": setWritable(true, ture) Failed");

            if (!f.setWritable(false, true) ||

                f.canWrite() ||

                permission(f).charAt(2) != '-')

                throw new Exception(f + ": setWritable(false, true) Failed");

            if (!f.setWritable(true, false) ||

                !f.canWrite() ||

                !permission(f).matches(".(.w.){3}"))

                throw new Exception(f + ": setWritable(true, false) Failed");

            if (!f.setWritable(false, false) ||

                f.canWrite() ||

                !permission(f).matches(".(.-.){3}"))

                throw new Exception(f + ": setWritable(false, true) Failed");

            if (!f.setWritable(true) || !f.canWrite() ||

                permission(f).charAt(2) != 'w')

                throw new Exception(f + ": setWritable(true, ture) Failed");

            if (!f.setWritable(false) || f.canWrite() ||

                permission(f).charAt(2) != '-')

                throw new Exception(f + ": setWritable(false, true) Failed");

            if (!f.setExecutable(true, true) ||

                !f.canExecute() ||

                permission(f).charAt(3) != 'x')

                throw new Exception(f + ": setExecutable(true, true) Failed");

            if (!f.setExecutable(false, true) ||

                f.canExecute() ||

                permission(f).charAt(3) != '-')

                throw new Exception(f + ": setExecutable(false, true) Failed");

            if (!f.setExecutable(true, false) ||

                !f.canExecute() ||

                !permission(f).matches(".(..x){3}"))

                throw new Exception(f + ": setExecutable(true, false) Failed");

            if (!f.setExecutable(false, false) ||

                f.canExecute() ||

                !permission(f).matches(".(..-){3}"))

                throw new Exception(f + ": setExecutable(false, false) Failed");

            if (!f.setExecutable(true) || !f.canExecute() ||

                permission(f).charAt(3) != 'x')

                throw new Exception(f + ": setExecutable(true, true) Failed");

            if (!f.setExecutable(false) || f.canExecute() ||

                permission(f).charAt(3) != '-')

                throw new Exception(f + ": setExecutable(false, true) Failed");

            if (!f.setReadable(true, true) ||

                !f.canRead() ||

                permission(f).charAt(1) != 'r')

                throw new Exception(f + ": setReadable(true, true) Failed");

            if (!f.setReadable(false, true) ||

                f.canRead() ||

                permission(f).charAt(1) != '-')

                throw new Exception(f + ": setReadable(false, true) Failed");

            if (!f.setReadable(true, false) ||

                !f.canRead() ||

                !permission(f).matches(".(r..){3}"))

                throw new Exception(f + ": setReadable(true, false) Failed");

            if (!f.setReadable(false, false) ||

                f.canRead() ||

                !permission(f).matches(".(-..){3}"))

                throw new Exception(f + ": setReadable(false, false) Failed");

            if (!f.setReadable(true) || !f.canRead() ||

                permission(f).charAt(1) != 'r')

                throw new Exception(f + ": setReadable(true, true) Failed");

            if (!f.setReadable(false) || f.canRead() ||

                permission(f).charAt(1) != '-')

                throw new Exception(f + ": setReadable(false, true) Failed");

        } else {

            //Windows platform

            if (f.isFile()) {

                if (!f.setReadOnly())

                    throw new Exception(f + ": setReadOnly Failed");

                if (!f.setWritable(true, true) || !f.canWrite())

                    throw new Exception(f + ": setWritable(true, ture) Failed");

                if (!f.setWritable(true, false) || !f.canWrite())

                    throw new Exception(f + ": setWritable(true, false) Failed");

                if (!f.setWritable(true) || !f.canWrite())

                    throw new Exception(f + ": setWritable(true, ture) Failed");

                if (!f.setExecutable(true, true) || !f.canExecute())

                    throw new Exception(f + ": setExecutable(true, true) Failed");

                if (!f.setExecutable(true, false) || !f.canExecute())

                    throw new Exception(f + ": setExecutable(true, false) Failed");

                if (!f.setExecutable(true) || !f.canExecute())

                    throw new Exception(f + ": setExecutable(true, true) Failed");

                if (!f.setReadable(true, true) || !f.canRead())

                    throw new Exception(f + ": setReadable(true, true) Failed");

                if (!f.setReadable(true, false) || !f.canRead())

                    throw new Exception(f + ": setReadable(true, false) Failed");

                if (!f.setReadable(true) || !f.canRead())

                    throw new Exception(f + ": setReadable(true, true) Failed");

            }

            if (f.isDirectory()) {

                // setWritable should fail on directories because the DOS readonly

                // attribute prevents a directory from being deleted.

                if (f.setWritable(false, true))

                    throw new Exception(f + ": setWritable(false, true) Succeeded");

                if (f.setWritable(false, false))

                    throw new Exception(f + ": setWritable(false, false) Succeeded");

                if (f.setWritable(false))

                    throw new Exception(f + ": setWritable(false) Succeeded");

            } else {

                if (!f.setWritable(false, true) || f.canWrite())

                    throw new Exception(f + ": setWritable(false, true) Failed");

                if (!f.setWritable(false, false) || f.canWrite())

                    throw new Exception(f + ": setWritable(false, false) Failed");

                if (!f.setWritable(false) || f.canWrite())

                    throw new Exception(f + ": setWritable(false) Failed");

            }

            if (f.setExecutable(false, true))

                throw new Exception(f + ": setExecutable(false, true) Failed");

            if (f.setExecutable(false, false))

                throw new Exception(f + ": setExecutable(false, false) Failed");

            if (f.setExecutable(false))

                throw new Exception(f + ": setExecutable(false, true) Failed");

            if (f.setReadable(false, true))

                throw new Exception(f + ": setReadable(false, true) Failed");

            if (f.setReadable(false, false))

                throw new Exception(f + ": setReadable(false, false) Failed");

            if (f.setReadable(false))

                throw new Exception(f + ": setReadable(false, true) Failed");

        }

        if (f.exists() && !f.delete())

            throw new Exception("Can't delete test dir: " + f);

    }

    private static String permission(File f) throws Exception {

        PosixFileAttributes attrs = Files.readAttributes(f.toPath(), PosixFileAttributes.class);

        String type = attrs.isDirectory() ? "d" : " ";

        return type + PosixFilePermissions.toString(attrs.permissions());

    }

}