/*

 * Copyright 2008-2009 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

 * CA 95054 USA or visit www.sun.com if you need additional information or

 * have any questions.

 */

/* @test

 * @bug 4313887

 * @summary Unit test for java.nio.file.Files for miscellenous cases not

 *   covered by other tests

 * @library ..

 */

import java.nio.file.*;

import java.io.IOException;

import java.util.*;

public class Misc {

    static void npeExpected() {

        throw new RuntimeException("NullPointerException expected");

    }

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

        try {

            Files.probeContentType(null);

            npeExpected();

        } catch (NullPointerException e) {

        }

        try {

            Files.withDirectory(null, "*", new FileAction<Path>() {

                public void invoke(Path entry) {

                }

            });

            npeExpected();

        } catch (NullPointerException e) {

        }

       try {

            Files.withDirectory(Paths.get("."), (String)null, new FileAction<Path>() {

                public void invoke(Path entry) {

                }

            });

            npeExpected();

        } catch (NullPointerException e) {

        }

        try {

            Files.withDirectory(Paths.get("."), "*", null);

            npeExpected();

        } catch (NullPointerException e) {

        }

        // test propogation of IOException

        Path tmpdir = TestUtil.createTemporaryDirectory();

        try {

            tmpdir.resolve("foo").createFile();

            try {

                Files.withDirectory(tmpdir, new FileAction<Path>() {

                    public void invoke(Path entry) throws IOException {

                        throw new IOException();

                    }

                });

                throw new RuntimeException("IOException expected");

            } catch (IOException e) {

            }

        } finally {

            TestUtil.removeAll(tmpdir);

        }

        try {

            Files.walkFileTree(null, EnumSet.noneOf(FileVisitOption.class),

                Integer.MAX_VALUE, new SimpleFileVisitor<Path>(){});

            npeExpected();

        } catch (NullPointerException e) {

        }

        try {

            Files.walkFileTree(Paths.get("."), null, Integer.MAX_VALUE,

                new SimpleFileVisitor<Path>(){});

            npeExpected();

        } catch (NullPointerException e) {

        }

        try {

            Files.walkFileTree(Paths.get("."), EnumSet.noneOf(FileVisitOption.class),

                -1, new SimpleFileVisitor<Path>(){});

            throw new RuntimeException("IllegalArgumentExpected expected");

        } catch (IllegalArgumentException e) {

        }

        try {

            Set<FileVisitOption> opts = new HashSet<FileVisitOption>(1);

            opts.add(null);

            Files.walkFileTree(Paths.get("."), opts, Integer.MAX_VALUE,

                new SimpleFileVisitor<Path>(){});

            npeExpected();

        } catch (NullPointerException e) {

        }

        try {

            Files.walkFileTree(Paths.get("."), EnumSet.noneOf(FileVisitOption.class),

                Integer.MAX_VALUE, null);

            npeExpected();

        } catch (NullPointerException e) {

        }

    }

}