/* ===========================================================

 * JFreeChart : a free chart library for the Java(tm) platform

 * ===========================================================

 *

 * (C) Copyright 2000-2004, by Object Refinery Limited and Contributors.

 *

 * Project Info:  http://www.jfree.org/jfreechart/index.html

 *

 * This library is free software; you can redistribute it and/or modify it under the terms

 * of the GNU Lesser General Public License as published by the Free Software Foundation;

 * either version 2.1 of the License, or (at your option) any later version.

 *

 * This library 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 Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public License along with this

 * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,

 * Boston, MA 02111-1307, USA.

 *

 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 

 * in the United States and other countries.]

 *

 * ----------------

 * SecondTests.java

 * ----------------

 * (C) Copyright 2002-2004, by Object Refinery Limited.

 *

 * Original Author:  David Gilbert (for Object Refinery Limited);

 * Contributor(s):   -;

 *

 * $Id: SecondTests.java,v 1.1 2004/08/31 15:34:54 mungady Exp $

 *

 * Changes

 * -------

 * 29-Jan-2002 : Version 1 (DG);

 * 17-Oct-2002 : Fixed errors reported by Checkstyle (DG);

 * 13-Oct-2003 : Added serialization test (DG);

 *

 */



package org.jfree.data.time.junit;



import java.io.ByteArrayInputStream;

import java.io.ByteArrayOutputStream;

import java.io.ObjectInput;

import java.io.ObjectInputStream;

import java.io.ObjectOutput;

import java.io.ObjectOutputStream;

import java.util.Date;

import java.util.TimeZone;



import junit.framework.Test;

import junit.framework.TestCase;

import junit.framework.TestSuite;



import org.jfree.data.time.Day;

import org.jfree.data.time.Hour;

import org.jfree.data.time.Minute;

import org.jfree.data.time.Second;

import org.jfree.date.SerialDate;



/**

 * Tests for the {@link Second} class.

 */

public class SecondTests extends TestCase {



    /**

     * Returns the tests as a test suite.

     *

     * @return The test suite.

     */

    public static Test suite() {

        return new TestSuite(SecondTests.class);

    }



    /**

     * Constructs a new set of tests.

     *

     * @param name  the name of the tests.

     */

    public SecondTests(final String name) {

        super(name);

    }



    /**

     * Common test setup.

     */

    protected void setUp() {

        // no setup

    }



    /**

     * Test that a Second instance is equal to itself.

     *

     * SourceForge Bug ID: 558850.

     */

    public void testEqualsSelf() {

        final Second second = new Second();

        assertTrue(second.equals(second));

    }



    /**

     * Tests the equals method.

     */

    public void testEquals() {

        final Day day1 = new Day(29, SerialDate.MARCH, 2002);

        final Hour hour1 = new Hour(15, day1);

        final Minute minute1 = new Minute(15, hour1);

        final Second second1 = new Second(34, minute1);

        final Day day2 = new Day(29, SerialDate.MARCH, 2002);

        final Hour hour2 = new Hour(15, day2);

        final Minute minute2 = new Minute(15, hour2);

        final Second second2 = new Second(34, minute2);

        assertTrue(second1.equals(second2));

    }



    /**

     * In GMT, the 4.55:59pm on 21 Mar 2002 is java.util.Date(1016729759000L).

     * Use this to check the Second constructor.

     */

    public void testDateConstructor1() {



        final TimeZone zone = TimeZone.getTimeZone("GMT");

        final Second s1 = new Second(new Date(1016729758999L), zone);

        final Second s2 = new Second(new Date(1016729759000L), zone);



        assertEquals(58, s1.getSecond());

        assertEquals(1016729758999L, s1.getLastMillisecond(zone));



        assertEquals(59, s2.getSecond());

        assertEquals(1016729759000L, s2.getFirstMillisecond(zone));



    }



    /**

     * In Chicago, the 4.55:59pm on 21 Mar 2002 is java.util.Date(1016751359000L).

     * Use this to check the Second constructor.

     */

    public void testDateConstructor2() {



        final TimeZone zone = TimeZone.getTimeZone("America/Chicago");

        final Second s1 = new Second(new Date(1016751358999L), zone);

        final Second s2 = new Second(new Date(1016751359000L), zone);



        assertEquals(58, s1.getSecond());

        assertEquals(1016751358999L, s1.getLastMillisecond(zone));



        assertEquals(59, s2.getSecond());

        assertEquals(1016751359000L, s2.getFirstMillisecond(zone));



    }



    /**

     * Serialize an instance, restore it, and check for equality.

     */

    public void testSerialization() {



        final Second s1 = new Second();

        Second s2 = null;



        try {

            final ByteArrayOutputStream buffer = new ByteArrayOutputStream();

            final ObjectOutput out = new ObjectOutputStream(buffer);

            out.writeObject(s1);

            out.close();



            final ObjectInput in = new ObjectInputStream(

                new ByteArrayInputStream(buffer.toByteArray())

            );

            s2 = (Second) in.readObject();

            in.close();

        }

        catch (Exception e) {

            System.out.println(e.toString());

        }

        assertEquals(s1, s2);



    }

    

    /**

     * Two objects that are equal are required to return the same hashCode. 

     */

    public void testHashcode() {

        final Second s1 = new Second(13, 45, 5, 1, 2, 2003);

        final Second s2 = new Second(13, 45, 5, 1, 2, 2003);

        assertTrue(s1.equals(s2));

        final int h1 = s1.hashCode();

        final int h2 = s2.hashCode();

        assertEquals(h1, h2);

    }





}

