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

 * 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.]

 *

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

 * MeterPlotTests.java

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

 * (C) Copyright 2003, 2004, by Object Refinery Limited and Contributors.

 *

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

 * Contributor(s):   -;

 *

 * $Id: MeterPlotTests.java,v 1.1 2004/08/31 14:42:21 mungady Exp $

 *

 * Changes

 * -------

 * 27-Mar-2003 : Version 1 (DG);

 * 12-May-2004 : Updated testEquals();

 *

 */



package org.jfree.chart.plot.junit;



import java.awt.Color;

import java.awt.Font;

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.text.DecimalFormat;



import junit.framework.Test;

import junit.framework.TestCase;

import junit.framework.TestSuite;



import org.jfree.chart.plot.DialShape;

import org.jfree.chart.plot.MeterPlot;

import org.jfree.data.Range;



/**

 * Tests for the {@link MeterPlot} class.

 */

public class MeterPlotTests extends TestCase {



    /**

     * Returns the tests as a test suite.

     *

     * @return The test suite.

     */

    public static Test suite() {

        return new TestSuite(MeterPlotTests.class);

    }



    /**

     * Constructs a new set of tests.

     *

     * @param  name the name of the tests.

     */

    public MeterPlotTests(String name) {

        super(name);

    }



    /**

     * Test the equals method to ensure that it can distinguish the required fields.  Note that

     * the dataset is NOT considered in the equals test.

     */

    public void testEquals() {

        MeterPlot plot1 = new MeterPlot();

        MeterPlot plot2 = new MeterPlot();

        assertTrue(plot1.equals(plot2));    

        

        // units

        plot1.setUnits("mph");

        assertFalse(plot1.equals(plot2));

        plot2.setUnits("mph");

        assertTrue(plot1.equals(plot2));

        

        // range

        plot1.setRange(new Range(50.0, 70.0));

        assertFalse(plot1.equals(plot2));

        plot2.setRange(new Range(50.0, 70.0));

        assertTrue(plot1.equals(plot2));

        

        // normal range

        plot1.setNormalRange(new Range(55.0, 60.0));

        assertFalse(plot1.equals(plot2));

        plot2.setNormalRange(new Range(55.0, 60.0));

        assertTrue(plot1.equals(plot2));

        

        // warning range

        plot1.setWarningRange(new Range(60.0, 65.0));

        assertFalse(plot1.equals(plot2));

        plot2.setWarningRange(new Range(60.0, 65.0));

        assertTrue(plot1.equals(plot2));

        

        // critical range

        plot1.setCriticalRange(new Range(65.0, 70.0));

        assertFalse(plot1.equals(plot2));

        plot2.setCriticalRange(new Range(65.0, 70.0));

        assertTrue(plot1.equals(plot2));

        

        // dial outline paint

        plot1.setDialOutlinePaint(Color.red);

        assertFalse(plot1.equals(plot2));

        plot2.setDialOutlinePaint(Color.red);

        assertTrue(plot1.equals(plot2));

        

        // normal paint

        plot1.setNormalPaint(Color.blue);

        assertFalse(plot1.equals(plot2));

        plot2.setNormalPaint(Color.blue);

        assertTrue(plot1.equals(plot2));

        

        // warning paint

        plot1.setWarningPaint(Color.blue);

        assertFalse(plot1.equals(plot2));

        plot2.setWarningPaint(Color.blue);

        assertTrue(plot1.equals(plot2));

        

        // critical paint

        plot1.setCriticalPaint(Color.blue);

        assertFalse(plot1.equals(plot2));

        plot2.setCriticalPaint(Color.blue);

        assertTrue(plot1.equals(plot2));

        

        // dial shape

        plot1.setDialShape(DialShape.CHORD);

        assertFalse(plot1.equals(plot2));

        plot2.setDialShape(DialShape.CHORD);

        assertTrue(plot1.equals(plot2));

        

        // dial background paint

        plot1.setDialBackgroundPaint(Color.yellow);

        assertFalse(plot1.equals(plot2));

        plot2.setDialBackgroundPaint(Color.yellow);

        assertTrue(plot1.equals(plot2));

             

        // needle paint

        plot1.setNeedlePaint(Color.black);

        assertFalse(plot1.equals(plot2));

        plot2.setNeedlePaint(Color.black);

        assertTrue(plot1.equals(plot2));

        

        // value font

        plot1.setValueFont(new Font("Serif", Font.PLAIN, 6));

        assertFalse(plot1.equals(plot2));

        plot2.setValueFont(new Font("Serif", Font.PLAIN, 6));

        assertTrue(plot1.equals(plot2));

        

        // value paint

        plot1.setValuePaint(Color.black);

        assertFalse(plot1.equals(plot2));

        plot2.setValuePaint(Color.black);

        assertTrue(plot1.equals(plot2));

        

        // tick label type

        plot1.setTickLabelType(MeterPlot.NO_LABELS);

        assertFalse(plot1.equals(plot2));

        plot2.setTickLabelType(MeterPlot.NO_LABELS);

        assertTrue(plot1.equals(plot2));

        

        // tick label font

        plot1.setTickLabelFont(new Font("Serif", Font.PLAIN, 6));

        assertFalse(plot1.equals(plot2));

        plot2.setTickLabelFont(new Font("Serif", Font.PLAIN, 6));

        assertTrue(plot1.equals(plot2));

        

        // tick label format

        plot1.setTickLabelFormat(new DecimalFormat("0"));

        assertFalse(plot1.equals(plot2));

        plot2.setTickLabelFormat(new DecimalFormat("0"));

        assertTrue(plot1.equals(plot2));

        

        // draw border

        plot1.setDrawBorder(!plot1.getDrawBorder());

        assertFalse(plot1.equals(plot2));

        plot2.setDrawBorder(plot1.getDrawBorder());

        assertTrue(plot1.equals(plot2));

        

        // meter angle

        plot1.setMeterAngle(22);

        assertFalse(plot1.equals(plot2));

        plot2.setMeterAngle(22);

        assertTrue(plot1.equals(plot2));

        

    }



    /**

     * Confirm that cloning works.

     */

    public void testCloning() {

        MeterPlot p1 = new MeterPlot();

        MeterPlot p2 = null;

        try {

            p2 = (MeterPlot) p1.clone();

        }

        catch (CloneNotSupportedException e) {

            e.printStackTrace();

            System.err.println("MeterPlotTests.testCloning: failed to clone.");

        }

        assertTrue(p1 != p2);

        assertTrue(p1.getClass() == p2.getClass());

        assertTrue(p1.equals(p2));

    }



    /**

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

     */

    public void testSerialization() {



        MeterPlot p1 = new MeterPlot(null);

        MeterPlot p2 = null;



        try {

            ByteArrayOutputStream buffer = new ByteArrayOutputStream();

            ObjectOutput out = new ObjectOutputStream(buffer);

            out.writeObject(p1);

            out.close();



            ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));

            p2 = (MeterPlot) in.readObject();

            in.close();

        }

        catch (Exception e) {

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

        }

        assertEquals(p1, p2);



    }



}

