jfreechart example source code file (PlotTests.java)

This example jfreechart source code file (PlotTests.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - jfreechart tags/keywords

awt, font, no, no, paint, paint, pieplot, pieplot, plottests, rectangle, sansserif, shape, stroke, stroke, xyz

The jfreechart PlotTests.java source code

/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2008, 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
 * USA.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
 * in the United States and other countries.]
 *
 * --------------
 * PlotTests.java
 * --------------
 * (C) Copyright 2005-2008, by Object Refinery Limited and Contributors.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   -;
 *
 * Changes
 * -------
 * 06-Jun-2005 : Version 1 (DG);
 * 30-Jun-2006 : Extended equals() test to cover new field (DG);
 * 11-May-2007 : Another new field in testEquals() (DG);
 *
 */

package org.jfree.chart.plot.junit;

import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Font;
import java.awt.GradientPaint;
import java.awt.Paint;
import java.awt.Rectangle;
import java.awt.Shape;
import java.awt.Stroke;

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;

import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.DefaultDrawingSupplier;
import org.jfree.chart.plot.PiePlot;
import org.jfree.chart.plot.Plot;
import org.jfree.ui.Align;
import org.jfree.ui.RectangleInsets;

/**
 * Some tests for the {@link Plot} class.
 */
public class PlotTests extends TestCase {

    /**
     * Returns the tests as a test suite.
     *
     * @return The test suite.
     */
    public static Test suite() {
        return new TestSuite(PlotTests.class);
    }

    /**
     * Constructs a new set of tests.
     *
     * @param name  the name of the tests.
     */
    public PlotTests(String name) {
        super(name);
    }

    /**
     * Check that the equals() method can distinguish all fields (note that
     * the dataset is NOT considered in the equals() method).
     */
    public void testEquals() {
        PiePlot plot1 = new PiePlot();
        PiePlot plot2 = new PiePlot();
        assertTrue(plot1.equals(plot2));
        assertTrue(plot2.equals(plot1));

        // noDataMessage
        plot1.setNoDataMessage("No data XYZ");
        assertFalse(plot1.equals(plot2));
        plot2.setNoDataMessage("No data XYZ");
        assertTrue(plot1.equals(plot2));

        // noDataMessageFont
        plot1.setNoDataMessageFont(new Font("SansSerif", Font.PLAIN, 13));
        assertFalse(plot1.equals(plot2));
        plot2.setNoDataMessageFont(new Font("SansSerif", Font.PLAIN, 13));
        assertTrue(plot1.equals(plot2));

        // noDataMessagePaint
        plot1.setNoDataMessagePaint(new GradientPaint(1.0f, 2.0f, Color.red,
                3.0f, 4.0f, Color.blue));
        assertFalse(plot1.equals(plot2));
        plot2.setNoDataMessagePaint(new GradientPaint(1.0f, 2.0f, Color.red,
                3.0f, 4.0f, Color.blue));
        assertTrue(plot1.equals(plot2));

        // insets
        plot1.setInsets(new RectangleInsets(1.0, 2.0, 3.0, 4.0));
        assertFalse(plot1.equals(plot2));
        plot2.setInsets(new RectangleInsets(1.0, 2.0, 3.0, 4.0));
        assertTrue(plot1.equals(plot2));

        // outlineVisible
        plot1.setOutlineVisible(false);
        assertFalse(plot1.equals(plot2));
        plot2.setOutlineVisible(false);
        assertTrue(plot1.equals(plot2));

        // outlineStroke
        BasicStroke s = new BasicStroke(1.23f);
        plot1.setOutlineStroke(s);
        assertFalse(plot1.equals(plot2));
        plot2.setOutlineStroke(s);
        assertTrue(plot1.equals(plot2));

        // outlinePaint
        plot1.setOutlinePaint(new GradientPaint(1.0f, 2.0f, Color.yellow,
                3.0f, 4.0f, Color.green));
        assertFalse(plot1.equals(plot2));
        plot2.setOutlinePaint(new GradientPaint(1.0f, 2.0f, Color.yellow,
                3.0f, 4.0f, Color.green));
        assertTrue(plot1.equals(plot2));

        // backgroundPaint
        plot1.setBackgroundPaint(new GradientPaint(1.0f, 2.0f, Color.cyan,
                3.0f, 4.0f, Color.green));
        assertFalse(plot1.equals(plot2));
        plot2.setBackgroundPaint(new GradientPaint(1.0f, 2.0f, Color.cyan,
                3.0f, 4.0f, Color.green));
        assertTrue(plot1.equals(plot2));

        // backgroundImage
        plot1.setBackgroundImage(JFreeChart.INFO.getLogo());
        assertFalse(plot1.equals(plot2));
        plot2.setBackgroundImage(JFreeChart.INFO.getLogo());
        assertTrue(plot1.equals(plot2));

        // backgroundImageAlignment
        plot1.setBackgroundImageAlignment(Align.BOTTOM_RIGHT);
        assertFalse(plot1.equals(plot2));
        plot2.setBackgroundImageAlignment(Align.BOTTOM_RIGHT);
        assertTrue(plot1.equals(plot2));

        // backgroundImageAlpha
        plot1.setBackgroundImageAlpha(0.77f);
        assertFalse(plot1.equals(plot2));
        plot2.setBackgroundImageAlpha(0.77f);
        assertTrue(plot1.equals(plot2));

        // foregroundAlpha
        plot1.setForegroundAlpha(0.99f);
        assertFalse(plot1.equals(plot2));
        plot2.setForegroundAlpha(0.99f);
        assertTrue(plot1.equals(plot2));

        // backgroundAlpha
        plot1.setBackgroundAlpha(0.99f);
        assertFalse(plot1.equals(plot2));
        plot2.setBackgroundAlpha(0.99f);
        assertTrue(plot1.equals(plot2));

        // drawingSupplier
        plot1.setDrawingSupplier(new DefaultDrawingSupplier(
                new Paint[] {Color.blue}, new Paint[] {Color.red},
                new Stroke[] {new BasicStroke(1.1f)},
                new Stroke[] {new BasicStroke(9.9f)},
                new Shape[] {new Rectangle(1, 2, 3, 4)}));
        assertFalse(plot1.equals(plot2));
        plot2.setDrawingSupplier(new DefaultDrawingSupplier(
                new Paint[] {Color.blue}, new Paint[] {Color.red},
                new Stroke[] {new BasicStroke(1.1f)},
                new Stroke[] {new BasicStroke(9.9f)},
                new Shape[] {new Rectangle(1, 2, 3, 4)}));
        assertTrue(plot1.equals(plot2));
    }

}