/*

 * Copyright (c) 2011, 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 5020931

 * @summary Unit test for Collections.checkedQueue

 */

import java.lang.reflect.Method;

import java.util.Collections;

import java.util.Iterator;

import java.util.Queue;

import java.util.concurrent.ArrayBlockingQueue;

public class CheckedQueue {

    static int status = 0;

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

        new CheckedQueue();

    }

    public CheckedQueue() throws Exception {

        run();

    }

    private void run() throws Exception {

        Method[] methods = this.getClass().getDeclaredMethods();

        for (int i = 0; i < methods.length; i++) {

            Method method = methods[i];

            String methodName = method.getName();

            if (methodName.startsWith("test")) {

                try {

                    Object obj = method.invoke(this, new Object[0]);

                } catch(Exception e) {

                    throw new Exception(this.getClass().getName() + "." +

                            methodName + " test failed, test exception "

                            + "follows\n" + e.getCause());

                }

            }

        }

    }

    /**

     * This test adds items to a queue.

     */

    private void test00() {

        int arrayLength = 10;

        ArrayBlockingQueue<String> abq = new ArrayBlockingQueue(arrayLength);

        for (int i = 0; i < arrayLength; i++) {

            abq.add(new String(Integer.toString(i)));

        }

    }

    /**

     * This test tests the CheckedQueue.add method.  It creates a queue of

     * {@code String}s gets the checked queue, and attempt to add an Integer to

     * the checked queue.

     */

    private void test01() throws Exception {

        int arrayLength = 10;

        ArrayBlockingQueue<String> abq = new ArrayBlockingQueue(arrayLength + 1);

        for (int i = 0; i < arrayLength; i++) {

            abq.add(new String(Integer.toString(i)));

        }

        Queue q = Collections.checkedQueue(abq, String.class);

        try {

            q.add(new Integer(0));

            throw new Exception(this.getClass().getName() + "." + "test01 test"

                    + " failed, should throw ClassCastException.");

        } catch(ClassCastException cce) {

            // Do nothing.

        }

    }

    /**

     * This test tests the CheckedQueue.add method.  It creates a queue of one

     * {@code String}, gets the checked queue, and attempt to add an Integer to

     * the checked queue.

     */

    private void test02() throws Exception {

        ArrayBlockingQueue<String> abq = new ArrayBlockingQueue(1);

        Queue q = Collections.checkedQueue(abq, String.class);

        try {

            q.add(new Integer(0));

            throw new Exception(this.getClass().getName() + "." + "test02 test"

                    + " failed, should throw ClassCastException.");

        } catch(ClassCastException e) {

            // Do nothing.

        }

    }

    /**

     * This test tests the Collections.checkedQueue method call for nulls in

     * each and both of the parameters.

     */

    private void test03() throws Exception {

        ArrayBlockingQueue<String> abq = new ArrayBlockingQueue(1);

        Queue q;

        try {

            q = Collections.checkedQueue(null, String.class);

            throw new Exception(this.getClass().getName() + "." + "test03 test"

                    + " failed, should throw NullPointerException.");

        } catch(NullPointerException npe) {

            // Do nothing

        }

        try {

            q = Collections.checkedQueue(abq, null);

            throw new Exception(this.getClass().getName() + "." + "test03 test"

                    + " failed, should throw NullPointerException.");

        } catch(Exception e) {

            // Do nothing

        }

        try {

            q = Collections.checkedQueue(null, null);

            throw new Exception(this.getClass().getName() + "." + "test03 test"

                    + " failed, should throw NullPointerException.");

        } catch(Exception e) {

            // Do nothing

        }

    }

    /**

     * This test tests the CheckedQueue.offer method.

     */

    private void test04() throws Exception {

        ArrayBlockingQueue<String> abq = new ArrayBlockingQueue(1);

        Queue q = Collections.checkedQueue(abq, String.class);

        try {

            q.offer(null);

            throw new Exception(this.getClass().getName() + "." + "test04 test"

                    + " failed, should throw NullPointerException.");

        } catch (NullPointerException npe) {

            // Do nothing

        }

        try {

            q.offer(new Integer(0));

            throw new Exception(this.getClass().getName() + "." + "test04 test"

                    + " failed, should throw ClassCastException.");

        } catch (ClassCastException cce) {

            // Do nothing

        }

        q.offer(new String("0"));

        try {

            q.offer(new String("1"));

            throw new Exception(this.getClass().getName() + "." + "test04 test"

                    + " failed, should throw IllegalStateException.");

        } catch(IllegalStateException ise) {

            // Do nothing

        }

    }

    private void test05() {

    }

}