/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2007, 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.]
*
* -------------------------
* YIntervalSeriesTests.java
* -------------------------
* (C) Copyright 2006, 2007, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 20-Oct-2006 : Version 1, based on XYSeriesTests (DG);
* 27-Nov-2007 : Added testClear() method (DG);
*
*/
package org.jfree.data.xy.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 junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jfree.data.general.SeriesChangeEvent;
import org.jfree.data.general.SeriesChangeListener;
import org.jfree.data.xy.YIntervalSeries;
/**
* Tests for the {@link YIntervalSeries} class.
*/
public class YIntervalSeriesTests extends TestCase
implements SeriesChangeListener {
SeriesChangeEvent lastEvent;
public void seriesChanged(SeriesChangeEvent event) {
this.lastEvent = event;
}
/**
* Returns the tests as a test suite.
*
* @return The test suite.
*/
public static Test suite() {
return new TestSuite(YIntervalSeriesTests.class);
}
/**
* Constructs a new set of tests.
*
* @param name the name of the tests.
*/
public YIntervalSeriesTests(String name) {
super(name);
}
/**
* Confirm that the equals method can distinguish all the required fields.
*/
public void testEquals() {
YIntervalSeries s1 = new YIntervalSeries("s1");
YIntervalSeries s2 = new YIntervalSeries("s1");
assertTrue(s1.equals(s2));
// seriesKey
s1 = new YIntervalSeries("s2");
assertFalse(s1.equals(s2));
s2 = new YIntervalSeries("s2");
assertTrue(s1.equals(s2));
// autoSort
s1 = new YIntervalSeries("s2", false, true);
assertFalse(s1.equals(s2));
s2 = new YIntervalSeries("s2", false, true);
assertTrue(s1.equals(s2));
// allowDuplicateValues
s1 = new YIntervalSeries("s2", false, false);
assertFalse(s1.equals(s2));
s2 = new YIntervalSeries("s2", false, false);
assertTrue(s1.equals(s2));
// add a value
s1.add(1.0, 0.5, 1.5, 2.0);
assertFalse(s1.equals(s2));
s2.add(1.0, 0.5, 1.5, 2.0);
assertTrue(s2.equals(s1));
// add another value
s1.add(2.0, 0.5, 1.5, 2.0);
assertFalse(s1.equals(s2));
s2.add(2.0, 0.5, 1.5, 2.0);
assertTrue(s2.equals(s1));
// remove a value
s1.remove(new Double(1.0));
assertFalse(s1.equals(s2));
s2.remove(new Double(1.0));
assertTrue(s2.equals(s1));
}
/**
* Confirm that cloning works.
*/
public void testCloning() {
YIntervalSeries s1 = new YIntervalSeries("s1");
s1.add(1.0, 0.5, 1.5, 2.0);
YIntervalSeries s2 = null;
try {
s2 = (YIntervalSeries) s1.clone();
}
catch (CloneNotSupportedException e) {
e.printStackTrace();
}
assertTrue(s1 != s2);
assertTrue(s1.getClass() == s2.getClass());
assertTrue(s1.equals(s2));
}
/**
* Serialize an instance, restore it, and check for equality.
*/
public void testSerialization() {
YIntervalSeries s1 = new YIntervalSeries("s1");
s1.add(1.0, 0.5, 1.5, 2.0);
YIntervalSeries s2 = null;
try {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(s1);
out.close();
ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
s2 = (YIntervalSeries) in.readObject();
in.close();
}
catch (Exception e) {
e.printStackTrace();
}
assertEquals(s1, s2);
}
/**
* Simple test for the indexOf() method.
*/
public void testIndexOf() {
YIntervalSeries s1 = new YIntervalSeries("Series 1");
s1.add(1.0, 1.0, 1.0, 2.0);
s1.add(2.0, 2.0, 2.0, 3.0);
s1.add(3.0, 3.0, 3.0, 4.0);
assertEquals(0, s1.indexOf(new Double(1.0)));
}
/**
* A check for the indexOf() method for an unsorted series.
*/
public void testIndexOf2() {
YIntervalSeries s1 = new YIntervalSeries("Series 1", false, true);
s1.add(1.0, 1.0, 1.0, 2.0);
s1.add(3.0, 3.0, 3.0, 3.0);
s1.add(2.0, 2.0, 2.0, 2.0);
assertEquals(0, s1.indexOf(new Double(1.0)));
assertEquals(1, s1.indexOf(new Double(3.0)));
assertEquals(2, s1.indexOf(new Double(2.0)));
}
/**
* Simple test for the remove() method.
*/
public void testRemove() {
YIntervalSeries s1 = new YIntervalSeries("Series 1");
s1.add(1.0, 1.0, 1.0, 2.0);
s1.add(2.0, 2.0, 2.0, 2.0);
s1.add(3.0, 3.0, 3.0, 3.0);
assertEquals(3, s1.getItemCount());
s1.remove(new Double(2.0));
assertEquals(new Double(3.0), s1.getX(1));
s1.remove(new Double(1.0));
assertEquals(new Double(3.0), s1.getX(0));
}
private static final double EPSILON = 0.0000000001;
/**
* When items are added with duplicate x-values, we expect them to remain
* in the order they were added.
*/
public void testAdditionOfDuplicateXValues() {
YIntervalSeries s1 = new YIntervalSeries("Series 1");
s1.add(1.0, 1.0, 1.0, 1.0);
s1.add(2.0, 2.0, 2.0, 2.0);
s1.add(2.0, 3.0, 3.0, 3.0);
s1.add(2.0, 4.0, 4.0, 4.0);
s1.add(3.0, 5.0, 5.0, 5.0);
assertEquals(1.0, s1.getYValue(0), EPSILON);
assertEquals(2.0, s1.getYValue(1), EPSILON);
assertEquals(3.0, s1.getYValue(2), EPSILON);
assertEquals(4.0, s1.getYValue(3), EPSILON);
assertEquals(5.0, s1.getYValue(4), EPSILON);
}
/**
* Some checks for the add() method for an UNSORTED series.
*/
public void testAdd() {
YIntervalSeries series = new YIntervalSeries("Series", false, true);
series.add(5.0, 5.50, 5.50, 5.50);
series.add(5.1, 5.51, 5.51, 5.51);
series.add(6.0, 6.6, 6.6, 6.6);
series.add(3.0, 3.3, 3.3, 3.3);
series.add(4.0, 4.4, 4.4, 4.4);
series.add(2.0, 2.2, 2.2, 2.2);
series.add(1.0, 1.1, 1.1, 1.1);
assertEquals(5.5, series.getYValue(0), EPSILON);
assertEquals(5.51, series.getYValue(1), EPSILON);
assertEquals(6.6, series.getYValue(2), EPSILON);
assertEquals(3.3, series.getYValue(3), EPSILON);
assertEquals(4.4, series.getYValue(4), EPSILON);
assertEquals(2.2, series.getYValue(5), EPSILON);
assertEquals(1.1, series.getYValue(6), EPSILON);
}
/**
* A simple check that the maximumItemCount attribute is working.
*/
public void testSetMaximumItemCount() {
YIntervalSeries s1 = new YIntervalSeries("S1");
assertEquals(Integer.MAX_VALUE, s1.getMaximumItemCount());
s1.setMaximumItemCount(2);
assertEquals(2, s1.getMaximumItemCount());
s1.add(1.0, 1.1, 1.1, 1.1);
s1.add(2.0, 2.2, 2.2, 2.2);
s1.add(3.0, 3.3, 3.3, 3.3);
assertEquals(2.0, s1.getX(0).doubleValue(), EPSILON);
assertEquals(3.0, s1.getX(1).doubleValue(), EPSILON);
}
/**
* Check that the maximum item count can be applied retrospectively.
*/
public void testSetMaximumItemCount2() {
YIntervalSeries s1 = new YIntervalSeries("S1");
s1.add(1.0, 1.1, 1.1, 1.1);
s1.add(2.0, 2.2, 2.2, 2.2);
s1.add(3.0, 3.3, 3.3, 3.3);
s1.setMaximumItemCount(2);
assertEquals(2.0, s1.getX(0).doubleValue(), EPSILON);
assertEquals(3.0, s1.getX(1).doubleValue(), EPSILON);
}
/**
* Some checks for the clear() method.
*/
public void testClear() {
YIntervalSeries s1 = new YIntervalSeries("S1");
s1.addChangeListener(this);
s1.clear();
assertNull(this.lastEvent);
assertTrue(s1.isEmpty());
s1.add(1.0, 2.0, 3.0, 4.0);
assertFalse(s1.isEmpty());
s1.clear();
assertNotNull(this.lastEvent);
assertTrue(s1.isEmpty());
}
}