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

 * 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.]

 *

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

 * MatrixSeriesTests.java

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

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

 *

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

 * Contributor(s):   -;

 *

 * $Id: MatrixSeriesTests.java,v 1.1 2004/08/31 15:36:54 mungady Exp $

 *

 * Changes

 * -------

 * 21-May-2004 : Version 1 (DG);

 *

 */



package org.jfree.data.xy.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 junit.framework.Test;

import junit.framework.TestCase;

import junit.framework.TestSuite;



import org.jfree.data.xy.MatrixSeries;



/**

 * Tests for the {@link MatrixSeries} class.

 */

public class MatrixSeriesTests extends TestCase {



    /**

     * Returns the tests as a test suite.

     *

     * @return The test suite.

     */

    public static Test suite() {

        return new TestSuite(MatrixSeriesTests.class);

    }



    /**

     * Constructs a new set of tests.

     *

     * @param name the name of the tests.

     */

    public MatrixSeriesTests(final String name) {

        super(name);

    }



    /**

     * Confirm that the equals method can distinguish all the required fields.

     */

    public void testEquals() {

        

        MatrixSeries m1 = new MatrixSeries("Test", 8, 3);

        m1.update(0, 0, 11.0);

        m1.update(7, 2, 22.0);

        MatrixSeries m2 = new MatrixSeries("Test", 8, 3);

        m2.update(0, 0, 11.0);

        m2.update(7, 2, 22.0);

        assertTrue(m1.equals(m2));

        assertTrue(m2.equals(m1));



        m1 = new MatrixSeries("Test 2", 8, 3);

        assertFalse(m1.equals(m2));

        m2 = new MatrixSeries("Test 2", 8, 3);

        assertTrue(m1.equals(m2));



        m1 = new MatrixSeries("Test 2", 10, 3);

        assertFalse(m1.equals(m2));

        m2 = new MatrixSeries("Test 2", 10, 3);

        assertTrue(m1.equals(m2));



        m1 = new MatrixSeries("Test 2", 10, 5);

        assertFalse(m1.equals(m2));

        m2 = new MatrixSeries("Test 2", 10, 5);

        assertTrue(m1.equals(m2));



    }



    /**

     * Confirm that cloning works.

     */

    public void testCloning() {

        MatrixSeries m1 = new MatrixSeries("Test", 8, 3);

        m1.update(0, 0, 11.0);

        m1.update(7, 2, 22.0);

        MatrixSeries m2 = null;

        try {

            m2 = (MatrixSeries) m1.clone();

        }

        catch (CloneNotSupportedException e) {

            System.err.println("Failed to clone.");

        }

        assertTrue(m1 != m2);

        assertTrue(m1.getClass() == m2.getClass());

        assertTrue(m1.equals(m2));

    }



    /**

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

     */

    public void testSerialization() {



        MatrixSeries m1 = new MatrixSeries("Test", 8, 3);

        m1.update(0, 0, 11.0);

        m1.update(7, 2, 22.0);

        MatrixSeries m2 = null;



        try {

            final ByteArrayOutputStream buffer = new ByteArrayOutputStream();

            final ObjectOutput out = new ObjectOutputStream(buffer);

            out.writeObject(m1);

            out.close();



            final ObjectInput in = new ObjectInputStream(

                new ByteArrayInputStream(buffer.toByteArray())

            );

            m2 = (MatrixSeries) in.readObject();

            in.close();

        }

        catch (Exception e) {

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

        }

        assertEquals(m1, m2);



    }



    /**

     * Tests the getItemColumn() method.

     */

    public void testGetItemColumn() {

        MatrixSeries m = new MatrixSeries("Test", 3, 2);

        assertEquals(0, m.getItemColumn(0));

        assertEquals(1, m.getItemColumn(1));

        assertEquals(0, m.getItemColumn(2));

        assertEquals(1, m.getItemColumn(3));

        assertEquals(0, m.getItemColumn(4));

        assertEquals(1, m.getItemColumn(5));

    }



    /**

     * Tests the getItemRow() method.

     */

    public void testGetItemRow() {

        MatrixSeries m = new MatrixSeries("Test", 3, 2);

        assertEquals(0, m.getItemRow(0));

        assertEquals(0, m.getItemRow(1));

        assertEquals(1, m.getItemRow(2));

        assertEquals(1, m.getItemRow(3));

        assertEquals(2, m.getItemRow(4));

        assertEquals(2, m.getItemRow(5));

    }



    /**

     * Tests the getItem() method.

     */

    public void testGetItem() {

        MatrixSeries m = new MatrixSeries("Test", 3, 2);

        m.update(0, 0, 0.0);

        m.update(0, 1, 1.0);

        m.update(1, 0, 2.0);

        m.update(1, 1, 3.0);

        m.update(2, 0, 4.0);

        m.update(2, 1, 5.0);

        assertEquals(0.0, m.getItem(0).doubleValue(), 0.001);

        assertEquals(1.0, m.getItem(1).doubleValue(), 0.001);

        assertEquals(2.0, m.getItem(2).doubleValue(), 0.001);

        assertEquals(3.0, m.getItem(3).doubleValue(), 0.001);

        assertEquals(4.0, m.getItem(4).doubleValue(), 0.001);

        assertEquals(5.0, m.getItem(5).doubleValue(), 0.001);

    }



}

