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jfreechart example source code file (BoxAndWhiskerXYToolTipGeneratorTests.java)

This example jfreechart source code file (BoxAndWhiskerXYToolTipGeneratorTests.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

boxandwhiskerxytooltipgenerator, boxandwhiskerxytooltipgenerator, boxandwhiskerxytooltipgeneratortests, bytearrayoutputstream, bytearrayoutputstream, clonenotsupportedexception, decimalformat, decimalformat, io, mmm-yyyy, objectinput, simpledateformat, simpledateformat, test, testcase, text

The jfreechart BoxAndWhiskerXYToolTipGeneratorTests.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.]
 *
 * -----------------------------------------
 * BoxAndWhiskerXYToolTipGeneratorTests.java
 * -----------------------------------------
 * (C) Copyright 2003-2008, by Object Refinery Limited and Contributors.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   -;
 *
 * Changes
 * -------
 * 13-Aug-2003 : Version 1 (DG);
 * 27-Feb-2004 : Renamed BoxAndWhiskerItemLabelGenerator
 *               --> XYBoxAndWhiskerItemLabelGenerator (DG);
 * 23-Apr-2008 : Added testPublicCloneable() (DG);
 *
 */

package org.jfree.chart.labels.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.text.DecimalFormat;
import java.text.SimpleDateFormat;

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

import org.jfree.chart.labels.BoxAndWhiskerXYToolTipGenerator;
import org.jfree.util.PublicCloneable;

/**
 * Tests for the {@link BoxAndWhiskerXYToolTipGenerator} class.
 */
public class BoxAndWhiskerXYToolTipGeneratorTests extends TestCase {

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

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

    /**
     * A series of tests for the equals() method.
     */
    public void testEquals() {

        // standard test
        BoxAndWhiskerXYToolTipGenerator g1
                = new BoxAndWhiskerXYToolTipGenerator();
        BoxAndWhiskerXYToolTipGenerator g2
                = new BoxAndWhiskerXYToolTipGenerator();
        assertTrue(g1.equals(g2));
        assertTrue(g2.equals(g1));

        // tooltip format
        g1 = new BoxAndWhiskerXYToolTipGenerator("{0} --> {1} {2}",
                new SimpleDateFormat("yyyy"), new DecimalFormat("0.0"));
        g2 = new BoxAndWhiskerXYToolTipGenerator("{1} {2}",
                new SimpleDateFormat("yyyy"), new DecimalFormat("0.0"));
        assertFalse(g1.equals(g2));
        g2 = new BoxAndWhiskerXYToolTipGenerator("{0} --> {1} {2}",
                new SimpleDateFormat("yyyy"), new DecimalFormat("0.0"));
        assertTrue(g1.equals(g2));

        // date format
        g1 = new BoxAndWhiskerXYToolTipGenerator("{0} --> {1} {2}",
                new SimpleDateFormat("yyyy"), new DecimalFormat("0.0"));
        g2 = new BoxAndWhiskerXYToolTipGenerator("{0} --> {1} {2}",
                new SimpleDateFormat("MMM-yyyy"), new DecimalFormat("0.0"));
        assertFalse(g1.equals(g2));
        g2 = new BoxAndWhiskerXYToolTipGenerator("{0} --> {1} {2}",
                new SimpleDateFormat("yyyy"), new DecimalFormat("0.0"));
        assertTrue(g1.equals(g2));

        // Y format
        g1 = new BoxAndWhiskerXYToolTipGenerator("{0} --> {1} {2}",
                new SimpleDateFormat("yyyy"), new DecimalFormat("0.0"));
        g2 = new BoxAndWhiskerXYToolTipGenerator("{0} --> {1} {2}",
                new SimpleDateFormat("yyyy"), new DecimalFormat("0.00"));
        assertFalse(g1.equals(g2));
        g2 = new BoxAndWhiskerXYToolTipGenerator("{0} --> {1} {2}",
                new SimpleDateFormat("yyyy"), new DecimalFormat("0.0"));
        assertTrue(g1.equals(g2));
    }

    /**
     * Simple check that hashCode is implemented.
     */
    public void testHashCode() {
        BoxAndWhiskerXYToolTipGenerator g1
                = new BoxAndWhiskerXYToolTipGenerator();
        BoxAndWhiskerXYToolTipGenerator g2
                = new BoxAndWhiskerXYToolTipGenerator();
        assertTrue(g1.equals(g2));
        assertTrue(g1.hashCode() == g2.hashCode());
    }

    /**
     * Confirm that cloning works.
     */
    public void testCloning() {
        BoxAndWhiskerXYToolTipGenerator g1
                = new BoxAndWhiskerXYToolTipGenerator();
        BoxAndWhiskerXYToolTipGenerator g2 = null;
        try {
            g2 = (BoxAndWhiskerXYToolTipGenerator) g1.clone();
        }
        catch (CloneNotSupportedException e) {
            e.printStackTrace();
        }
        assertTrue(g1 != g2);
        assertTrue(g1.getClass() == g2.getClass());
        assertTrue(g1.equals(g2));
    }

    /**
     * Check to ensure that this class implements PublicCloneable.
     */
    public void testPublicCloneable() {
        BoxAndWhiskerXYToolTipGenerator g1
                = new BoxAndWhiskerXYToolTipGenerator();
        assertTrue(g1 instanceof PublicCloneable);
    }

    /**
     * Serialize an instance, restore it, and check for equality.
     */
    public void testSerialization() {

        BoxAndWhiskerXYToolTipGenerator g1
                = new BoxAndWhiskerXYToolTipGenerator();
        BoxAndWhiskerXYToolTipGenerator g2 = null;

        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(g1);
            out.close();

            ObjectInput in = new ObjectInputStream(
                    new ByteArrayInputStream(buffer.toByteArray()));
            g2 = (BoxAndWhiskerXYToolTipGenerator) in.readObject();
            in.close();
        }
        catch (Exception e) {
            e.printStackTrace();
        }
        assertEquals(g1, g2);

    }

}

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