/* ===========================================================
* 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.]
*
* ---------------------------------------
* DefaultBoxAndWhiskerXYDatasetTests.java
* ---------------------------------------
* (C) Copyright 2007, 2008, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 12-Nov-2007 : Version 1 (DG);
*
*/
package org.jfree.data.statistics.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.ArrayList;
import java.util.Date;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jfree.data.Range;
import org.jfree.data.statistics.BoxAndWhiskerItem;
import org.jfree.data.statistics.DefaultBoxAndWhiskerXYDataset;
/**
* Tests for the {@link DefaultBoxAndWhiskerXYDataset} class.
*/
public class DefaultBoxAndWhiskerXYDatasetTests extends TestCase {
/**
* Returns the tests as a test suite.
*
* @return The test suite.
*/
public static Test suite() {
return new TestSuite(DefaultBoxAndWhiskerXYDatasetTests.class);
}
/**
* Constructs a new set of tests.
*
* @param name the name of the tests.
*/
public DefaultBoxAndWhiskerXYDatasetTests(String name) {
super(name);
}
/**
* Confirm that the equals method can distinguish all the required fields.
*/
public void testEquals() {
DefaultBoxAndWhiskerXYDataset d1 = new DefaultBoxAndWhiskerXYDataset(
"Series");
DefaultBoxAndWhiskerXYDataset d2 = new DefaultBoxAndWhiskerXYDataset(
"Series");
assertTrue(d1.equals(d2));
d1.add(new Date(1L), new BoxAndWhiskerItem(1.0, 2.0, 3.0, 4.0, 5.0,
6.0, 7.0, 8.0, new ArrayList()));
assertFalse(d1.equals(d2));
d2.add(new Date(1L), new BoxAndWhiskerItem(1.0, 2.0, 3.0, 4.0, 5.0,
6.0, 7.0, 8.0, new ArrayList()));
assertTrue(d1.equals(d2));
}
/**
* Serialize an instance, restore it, and check for equality.
*/
public void testSerialization() {
DefaultBoxAndWhiskerXYDataset d1 = new DefaultBoxAndWhiskerXYDataset(
"Series");
d1.add(new Date(1L), new BoxAndWhiskerItem(1.0, 2.0, 3.0, 4.0, 5.0,
6.0, 7.0, 8.0, new ArrayList()));
DefaultBoxAndWhiskerXYDataset 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 = (DefaultBoxAndWhiskerXYDataset) in.readObject();
in.close();
}
catch (Exception e) {
e.printStackTrace();
}
assertEquals(d1, d2);
// test independence
d1.add(new Date(2L), new BoxAndWhiskerItem(1.0, 2.0, 3.0, 4.0, 5.0,
6.0, 7.0, 8.0, new ArrayList()));
assertFalse(d1.equals(d2));
}
/**
* Confirm that cloning works.
*/
public void testCloning() {
DefaultBoxAndWhiskerXYDataset d1 = new DefaultBoxAndWhiskerXYDataset(
"Series");
d1.add(new Date(1L), new BoxAndWhiskerItem(1.0, 2.0, 3.0, 4.0, 5.0,
6.0, 7.0, 8.0, new ArrayList()));
DefaultBoxAndWhiskerXYDataset d2 = null;
try {
d2 = (DefaultBoxAndWhiskerXYDataset) d1.clone();
}
catch (CloneNotSupportedException e) {
e.printStackTrace();
}
assertTrue(d1 != d2);
assertTrue(d1.getClass() == d2.getClass());
assertTrue(d1.equals(d2));
// test independence
d1.add(new Date(2L), new BoxAndWhiskerItem(1.0, 2.0, 3.0, 4.0, 5.0,
6.0, 7.0, 8.0, new ArrayList()));
assertFalse(d1.equals(d2));
}
private static final double EPSILON = 0.0000000001;
/**
* Some checks for the add() method.
*/
public void testAdd() {
DefaultBoxAndWhiskerXYDataset dataset
= new DefaultBoxAndWhiskerXYDataset("S1");
BoxAndWhiskerItem item1 = new BoxAndWhiskerItem(1.0, 2.0, 3.0, 4.0,
5.0, 6.0, 7.0, 8.0, new ArrayList());
dataset.add(new Date(33L), item1);
assertEquals(1.0, dataset.getY(0, 0).doubleValue(), EPSILON);
assertEquals(1.0, dataset.getMeanValue(0, 0).doubleValue(), EPSILON);
assertEquals(2.0, dataset.getMedianValue(0, 0).doubleValue(), EPSILON);
assertEquals(3.0, dataset.getQ1Value(0, 0).doubleValue(), EPSILON);
assertEquals(4.0, dataset.getQ3Value(0, 0).doubleValue(), EPSILON);
assertEquals(5.0, dataset.getMinRegularValue(0, 0).doubleValue(),
EPSILON);
assertEquals(6.0, dataset.getMaxRegularValue(0, 0).doubleValue(),
EPSILON);
assertEquals(7.0, dataset.getMinOutlier(0, 0).doubleValue(), EPSILON);
assertEquals(8.0, dataset.getMaxOutlier(0, 0).doubleValue(), EPSILON);
assertEquals(new Range(5.0, 6.0), dataset.getRangeBounds(false));
}
/**
* Some basic checks for the constructor.
*/
public void testConstructor() {
DefaultBoxAndWhiskerXYDataset dataset
= new DefaultBoxAndWhiskerXYDataset("S1");
assertEquals(1, dataset.getSeriesCount());
assertEquals(0, dataset.getItemCount(0));
assertTrue(Double.isNaN(dataset.getRangeLowerBound(false)));
assertTrue(Double.isNaN(dataset.getRangeUpperBound(false)));
}
/**
* Some checks for the getRangeBounds() method.
*/
public void testGetRangeBounds() {
DefaultBoxAndWhiskerXYDataset d1
= new DefaultBoxAndWhiskerXYDataset("S");
d1.add(new Date(1L), new BoxAndWhiskerItem(1.0, 2.0, 3.0, 4.0, 5.0,
6.0, 7.0, 8.0, new ArrayList()));
assertEquals(new Range(5.0, 6.0), d1.getRangeBounds(false));
assertEquals(new Range(5.0, 6.0), d1.getRangeBounds(true));
d1.add(new Date(1L), new BoxAndWhiskerItem(1.5, 2.5, 3.5, 4.5, 5.5,
6.5, 7.5, 8.5, new ArrayList()));
assertEquals(new Range(5.0, 6.5), d1.getRangeBounds(false));
assertEquals(new Range(5.0, 6.5), d1.getRangeBounds(true));
d1.add(new Date(2L), new BoxAndWhiskerItem(2.5, 3.5, 4.5, 5.5, 6.5,
7.5, 8.5, 9.5, new ArrayList()));
assertEquals(new Range(5.0, 7.5), d1.getRangeBounds(false));
assertEquals(new Range(5.0, 7.5), d1.getRangeBounds(true));
}
}