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File org.jfree.chart.axis.junit.PeriodAxisTests.java

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/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2005, 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.]
 *
 * --------------------
 * PeriodAxisTests.java
 * --------------------
 * (C) Copyright 2004, 2005, by Object Refinery Limited and Contributors.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   -;
 *
 * $Id: PeriodAxisTests.java,v 1.6.2.1 2005/10/25 20:38:51 mungady Exp $
 *
 * Changes
 * -------
 * 10-Jun-2003 : Version 1 (DG);
 * 07-Jan-2005 : Added test for hashCode() method (DG);
 *
 */


package org.jfree.chart.axis.junit;

import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Stroke;
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.SimpleDateFormat;
import java.util.SimpleTimeZone;
import java.util.TimeZone;

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

import org.jfree.chart.axis.PeriodAxis;
import org.jfree.chart.axis.PeriodAxisLabelInfo;
import org.jfree.data.time.Day;
import org.jfree.data.time.Minute;
import org.jfree.data.time.Month;
import org.jfree.data.time.Quarter;
import org.jfree.data.time.Second;
import org.jfree.data.time.Year;

/**
 * Tests for the {@link PeriodAxis} class.
 */

public class PeriodAxisTests extends TestCase {

    /**
     * Returns the tests as a test suite.
     *
     * @return The test suite.
     */

    public static Test suite() {
        return new TestSuite(PeriodAxisTests.class);
    }

    /**
     * Constructs a new set of tests.
     *
     * @param name  the name of the tests.
     */

    public PeriodAxisTests(String name) {
        super(name);
    }

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

    public void testEquals() {
        
        PeriodAxis a1 = new PeriodAxis("Test");
        PeriodAxis a2 = new PeriodAxis("Test");
        assertTrue(a1.equals(a2));
        assertTrue(a2.equals(a1));
        
        a1.setFirst(new Year(2000));
        assertFalse(a1.equals(a2));
        a2.setFirst(new Year(2000));
        assertTrue(a1.equals(a2));
        
        a1.setLast(new Year(2004));
        assertFalse(a1.equals(a2));
        a2.setLast(new Year(2004));
        assertTrue(a1.equals(a2));

        a1.setTimeZone(TimeZone.getTimeZone("Pacific/Auckland"));
        assertFalse(a1.equals(a2));
        a2.setTimeZone(TimeZone.getTimeZone("Pacific/Auckland"));
        assertTrue(a1.equals(a2));
        
        a1.setAutoRangeTimePeriodClass(Quarter.class);
        assertFalse(a1.equals(a2));
        a2.setAutoRangeTimePeriodClass(Quarter.class);
        assertTrue(a1.equals(a2));
        
        PeriodAxisLabelInfo info[] = new PeriodAxisLabelInfo[1];
        info[0] = new PeriodAxisLabelInfo(
            Month.classnew SimpleDateFormat("MMM")
        );
        
        a1.setLabelInfo(info);
        assertFalse(a1.equals(a2));
        a2.setLabelInfo(info);
        assertTrue(a1.equals(a2));
        
        a1.setMajorTickTimePeriodClass(Minute.class);
        assertFalse(a1.equals(a2));
        a2.setMajorTickTimePeriodClass(Minute.class);
        assertTrue(a1.equals(a2));
        
        a1.setMinorTickMarksVisible(!a1.isMinorTickMarksVisible());
        assertFalse(a1.equals(a2));
        a2.setMinorTickMarksVisible(a1.isMinorTickMarksVisible());
        assertTrue(a1.equals(a2));
        
        a1.setMinorTickTimePeriodClass(Minute.class);
        assertFalse(a1.equals(a2));
        a2.setMinorTickTimePeriodClass(Minute.class);
        assertTrue(a1.equals(a2));

        Stroke s = new BasicStroke(1.23f);
        a1.setMinorTickMarkStroke(s);
        assertFalse(a1.equals(a2));
        a2.setMinorTickMarkStroke(s);
        assertTrue(a1.equals(a2));
    
        a1.setMinorTickMarkPaint(Color.blue);
        assertFalse(a1.equals(a2));
        a2.setMinorTickMarkPaint(Color.blue);
        assertTrue(a1.equals(a2));
    
    }
    
    /**
     * Two objects that are equal are required to return the same hashCode. 
     */

    public void testHashCode() {
        PeriodAxis a1 = new PeriodAxis("Test");
        PeriodAxis a2 = new PeriodAxis("Test");
        assertTrue(a1.equals(a2));
        int h1 = a1.hashCode();
        int h2 = a2.hashCode();
        assertEquals(h1, h2);
    }    
    
    /**
     * Confirm that cloning works.
     */

    public void testCloning() {
        PeriodAxis a1 = new PeriodAxis("Test");
        PeriodAxis a2 = null;
        try {
            a2 = (PeriodAxis) a1.clone();
        }
        catch (CloneNotSupportedException e) {
            System.err.println("Failed to clone.");
        }
        assertTrue(a1 != a2);
        assertTrue(a1.getClass() == a2.getClass());
        assertTrue(a1.equals(a2));
        
        // some checks that the clone is independent of the original
        a1.setLabel("New Label");
        assertFalse(a1.equals(a2));
        a2.setLabel("New Label");
        assertTrue(a1.equals(a2));
        
        a1.setFirst(new Year(1920));
        assertFalse(a1.equals(a2));
        a2.setFirst(new Year(1920));
        assertTrue(a1.equals(a2));

        a1.setLast(new Year(2020));
        assertFalse(a1.equals(a2));
        a2.setLast(new Year(2020));
        assertTrue(a1.equals(a2));

        PeriodAxisLabelInfo[] info = new PeriodAxisLabelInfo[2];
        info[0] = new PeriodAxisLabelInfo(Day.classnew SimpleDateFormat("d"));
        info[1] = new PeriodAxisLabelInfo(
            Year.classnew SimpleDateFormat("yyyy")
        );
        a1.setLabelInfo(info);
        assertFalse(a1.equals(a2));
        a2.setLabelInfo(info);
        assertTrue(a1.equals(a2));

        a1.setAutoRangeTimePeriodClass(Second.class);
        assertFalse(a1.equals(a2));
        a2.setAutoRangeTimePeriodClass(Second.class);
        assertTrue(a1.equals(a2));

        a1.setTimeZone(new SimpleTimeZone(123, "Bogus"));
        assertFalse(a1.equals(a2));
        a2.setTimeZone(new SimpleTimeZone(123, "Bogus"));
        assertTrue(a1.equals(a2));

    }

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

    public void testSerialization() {
        PeriodAxis a1 = new PeriodAxis("Test Axis");
        PeriodAxis a2 = null;
        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(a1);
            out.close();

            ObjectInput in = new ObjectInputStream(
                new ByteArrayInputStream(buffer.toByteArray())
            );
            a2 = (PeriodAxis) in.readObject();
            in.close();
        }
        catch (Exception e) {
            System.out.println(e.toString());
        }
        boolean b = a1.equals(a2);
        assertTrue(b);
    }

}

File Information:

file name:PeriodAxisTests.java
package:org.jfree.chart.axis.junit
qualified name:org.jfree.chart.axis.junit.PeriodAxisTests.java
file type:Java Source File
download location:download http://dgpf.sourceforge.net/source/org/jfree/chart/axis/junit/PeriodAxisTests.java
size:8.136 KB (8332 B)
uploaded: 2015-07-22 04:11:02 GMT+0000
last update: 2006-08-25 12:16:44 GMT+0000
last access: 2017-11-21 15:45:00 GMT+0000

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