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File org.jfree.data.gantt.junit.TaskTests.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.]
 *
 * --------------
 * TaskTests.java
 * --------------
 * (C) Copyright 2004, 2005, by Object Refinery Limited.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   -;
 *
 * $Id: TaskTests.java,v 1.3.2.1 2005/10/25 21:32:06 mungady Exp $
 *
 * Changes
 * -------
 * 30-Jul-2004 : Version 1 (DG);
 *
 */


package org.jfree.data.gantt.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.util.Date;

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

import org.jfree.data.gantt.Task;
import org.jfree.data.time.SimpleTimePeriod;

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

public class TaskTests extends TestCase {

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

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

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

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

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

    public void testEquals() {
        
        Task t1 = new Task("T"new Date(1), new Date(2));
        Task t2 = new Task("T"new Date(1), new Date(2));
        assertTrue(t1.equals(t2));
        assertTrue(t2.equals(t1));

        t1.setDescription("X");
        assertFalse(t1.equals(t2));
        t2.setDescription("X");
        assertTrue(t1.equals(t2));
        
        t1.setDuration(new SimpleTimePeriod(new Date(2), new Date(3)));
        assertFalse(t1.equals(t2));
        t2.setDuration(new SimpleTimePeriod(new Date(2), new Date(3)));
        assertTrue(t1.equals(t2));
        
        t1.setPercentComplete(0.5);
        assertFalse(t1.equals(t2));
        t2.setPercentComplete(0.5);
        assertTrue(t1.equals(t2));
        
        t1.addSubtask(new Task("T"new Date(22), new Date(33)));
        assertFalse(t1.equals(t2));
        t2.addSubtask(new Task("T"new Date(22), new Date(33)));
        assertTrue(t1.equals(t2));
        

    }

    /**
     * Confirm that cloning works.
     */

    public void testCloning() {
        Task t1 = new Task("T"new Date(1), new Date(2));
        Task t2 = null;
        try {
            t2 = (Task) t1.clone();
        }
        catch (CloneNotSupportedException e) {
            System.err.println("Failed to clone.");
        }
        assertTrue(t1 != t2);
        assertTrue(t1.getClass() == t2.getClass());
        assertTrue(t1.equals(t2));
    }

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

    public void testSerialization() {

        Task t1 = new Task("T"new Date(1), new Date(2));
        Task t2 = null;

        try {
            ByteArrayOutputStream buffer = new ByteArrayOutputStream();
            ObjectOutput out = new ObjectOutputStream(buffer);
            out.writeObject(t1);
            out.close();

            ObjectInput in = new ObjectInputStream(
                new ByteArrayInputStream(buffer.toByteArray())
            );
            t2 = (Task) in.readObject();
            in.close();
        }
        catch (Exception e) {
            System.out.println(e.toString());
        }
        assertEquals(t1, t2);

    }
    
    /**
     * Check the getSubTaskCount() method.
     */

    public void testGetSubTaskCount() {
        Task t1 = new Task("T"new Date(100), new Date(200));
        assertEquals(0, t1.getSubtaskCount());
        t1.addSubtask(new Task("S1"new Date(100), new Date(110)));
        assertEquals(1, t1.getSubtaskCount());  
        Task s2 = new Task("S2"new Date(111), new Date(120));
        t1.addSubtask(s2);
        assertEquals(2, t1.getSubtaskCount());
        t1.addSubtask(new Task("S3"new Date(121), new Date(130)));
        assertEquals(3, t1.getSubtaskCount());
        t1.removeSubtask(s2);
        assertEquals(2, t1.getSubtaskCount());
    }

}

File Information:

file name:TaskTests.java
package:org.jfree.data.gantt.junit
qualified name:org.jfree.data.gantt.junit.TaskTests.java
file type:Java Source File
download location:download http://dgpf.sourceforge.net/source/org/jfree/data/gantt/junit/TaskTests.java
size:5.413 KB (5543 B)
uploaded: 2015-07-22 04:11:06 GMT+0000
last update: 2006-08-25 12:16:44 GMT+0000
last access: 2017-11-23 05:14:29 GMT+0000

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