/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2011, 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.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* -------------------------------------
* SlidingGanttCategoryDatasetTests.java
* -------------------------------------
* (C) Copyright 2008, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 08-May-2008 : 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.SlidingGanttCategoryDataset;
import org.jfree.data.gantt.Task;
import org.jfree.data.gantt.TaskSeries;
import org.jfree.data.gantt.TaskSeriesCollection;
/**
* Tests for the {@link SlidingGanttCategoryDataset} class.
*/
public class SlidingGanttCategoryDatasetTests extends TestCase {
/**
* Returns the tests as a test suite.
*
* @return The test suite.
*/
public static Test suite() {
return new TestSuite(SlidingGanttCategoryDatasetTests.class);
}
/**
* Constructs a new set of tests.
*
* @param name the name of the tests.
*/
public SlidingGanttCategoryDatasetTests(String name) {
super(name);
}
/**
* Some checks for the equals() method.
*/
public void testEquals() {
TaskSeries s1 = new TaskSeries("Series");
s1.add(new Task("Task 1", new Date(0L), new Date(1L)));
s1.add(new Task("Task 2", new Date(10L), new Date(11L)));
s1.add(new Task("Task 3", new Date(20L), new Date(21L)));
TaskSeriesCollection u1 = new TaskSeriesCollection();
u1.add(s1);
SlidingGanttCategoryDataset d1 = new SlidingGanttCategoryDataset(
u1, 0, 5);
TaskSeries s2 = new TaskSeries("Series");
s2.add(new Task("Task 1", new Date(0L), new Date(1L)));
s2.add(new Task("Task 2", new Date(10L), new Date(11L)));
s2.add(new Task("Task 3", new Date(20L), new Date(21L)));
TaskSeriesCollection u2 = new TaskSeriesCollection();
u2.add(s2);
SlidingGanttCategoryDataset d2 = new SlidingGanttCategoryDataset(
u2, 0, 5);
assertTrue(d1.equals(d2));
d1.setFirstCategoryIndex(1);
assertFalse(d1.equals(d2));
d2.setFirstCategoryIndex(1);
assertTrue(d1.equals(d2));
d1.setMaximumCategoryCount(99);
assertFalse(d1.equals(d2));
d2.setMaximumCategoryCount(99);
assertTrue(d1.equals(d2));
s1.add(new Task("Task 2", new Date(10L), new Date(11L)));
assertFalse(d1.equals(d2));
s2.add(new Task("Task 2", new Date(10L), new Date(11L)));
assertTrue(d1.equals(d2));
}
/**
* Confirm that cloning works.
*/
public void testCloning() {
TaskSeries s1 = new TaskSeries("Series");
s1.add(new Task("Task 1", new Date(0L), new Date(1L)));
TaskSeriesCollection u1 = new TaskSeriesCollection();
u1.add(s1);
SlidingGanttCategoryDataset d1 = new SlidingGanttCategoryDataset(
u1, 0, 5);
SlidingGanttCategoryDataset d2 = null;
try {
d2 = (SlidingGanttCategoryDataset) d1.clone();
}
catch (CloneNotSupportedException e) {
e.printStackTrace();
}
assertTrue(d1 != d2);
assertTrue(d1.getClass() == d2.getClass());
assertTrue(d1.equals(d2));
// basic check for independence
s1.add(new Task("Task 2", new Date(10L), new Date(11L)));
assertFalse(d1.equals(d2));
TaskSeriesCollection u2
= (TaskSeriesCollection) d2.getUnderlyingDataset();
TaskSeries s2 = u2.getSeries("Series");
s2.add(new Task("Task 2", new Date(10L), new Date(11L)));
assertTrue(d1.equals(d2));
}
/**
* Serialize an instance, restore it, and check for equality.
*/
public void testSerialization() {
TaskSeries s1 = new TaskSeries("Series");
s1.add(new Task("Task 1", new Date(0L), new Date(1L)));
TaskSeriesCollection u1 = new TaskSeriesCollection();
u1.add(s1);
SlidingGanttCategoryDataset d1 = new SlidingGanttCategoryDataset(
u1, 0, 5);
SlidingGanttCategoryDataset d2 = null;
try {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(d1);
out.close();
ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
d2 = (SlidingGanttCategoryDataset) in.readObject();
in.close();
}
catch (Exception e) {
e.printStackTrace();
}
assertEquals(d1, d2);
// basic check for independence
s1.add(new Task("Task 2", new Date(10L), new Date(11L)));
assertFalse(d1.equals(d2));
TaskSeriesCollection u2
= (TaskSeriesCollection) d2.getUnderlyingDataset();
TaskSeries s2 = u2.getSeries("Series");
s2.add(new Task("Task 2", new Date(10L), new Date(11L)));
assertTrue(d1.equals(d2));
}
}