/* ===========================================================
* 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.]
*
* ------------------------------------------
* DefaultMultiValueCategoryDatasetTests.java
* ------------------------------------------
* (C) Copyright 2007, 2008, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 28-Sep-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.List;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jfree.data.UnknownKeyException;
import org.jfree.data.statistics.DefaultMultiValueCategoryDataset;
/**
* Tests for the {@link DefaultMultiValueCategoryDataset} class.
*/
public class DefaultMultiValueCategoryDatasetTests extends TestCase {
/**
* Returns the tests as a test suite.
*
* @return The test suite.
*/
public static Test suite() {
return new TestSuite(DefaultMultiValueCategoryDatasetTests.class);
}
/**
* Constructs a new set of tests.
*
* @param name the name of the tests.
*/
public DefaultMultiValueCategoryDatasetTests(String name) {
super(name);
}
/**
* Some checks for the getValue() method.
*/
public void testGetValue() {
DefaultMultiValueCategoryDataset d
= new DefaultMultiValueCategoryDataset();
List values = new ArrayList();
values.add(new Integer(1));
values.add(new Integer(2));
d.add(values, "R1", "C1");
assertEquals(new Double(1.5), d.getValue("R1", "C1"));
boolean pass = false;
try {
d.getValue("XX", "C1");
}
catch (UnknownKeyException e) {
pass = true;
}
assertTrue(pass);
pass = false;
try {
d.getValue("R1", "XX");
}
catch (UnknownKeyException e) {
pass = true;
}
assertTrue(pass);
}
/**
* A simple check for the getValue(int, int) method.
*/
public void testGetValue2() {
DefaultMultiValueCategoryDataset d
= new DefaultMultiValueCategoryDataset();
boolean pass = false;
try {
/* Number n =*/ d.getValue(0, 0);
}
catch (IndexOutOfBoundsException e) {
pass = true;
}
assertTrue(pass);
}
/**
* Some tests for the getRowCount() method.
*/
public void testGetRowCount() {
DefaultMultiValueCategoryDataset d
= new DefaultMultiValueCategoryDataset();
assertTrue(d.getRowCount() == 0);
List values = new ArrayList();
d.add(values, "R1", "C1");
assertTrue(d.getRowCount() == 1);
d.add(values, "R2", "C1");
assertTrue(d.getRowCount() == 2);
d.add(values, "R2", "C1");
assertTrue(d.getRowCount() == 2);
}
/**
* Some tests for the getColumnCount() method.
*/
public void testGetColumnCount() {
DefaultMultiValueCategoryDataset d
= new DefaultMultiValueCategoryDataset();
assertTrue(d.getColumnCount() == 0);
List values = new ArrayList();
d.add(values, "R1", "C1");
assertTrue(d.getColumnCount() == 1);
d.add(values, "R1", "C2");
assertTrue(d.getColumnCount() == 2);
d.add(values, "R1", "C2");
assertTrue(d.getColumnCount() == 2);
}
/**
* Confirm that the equals method can distinguish all the required fields.
*/
public void testEquals() {
DefaultMultiValueCategoryDataset d1
= new DefaultMultiValueCategoryDataset();
DefaultMultiValueCategoryDataset d2
= new DefaultMultiValueCategoryDataset();
assertTrue(d1.equals(d2));
assertTrue(d2.equals(d1));
List values = new ArrayList();
d1.add(values, "R1", "C1");
assertFalse(d1.equals(d2));
d2.add(values, "R1", "C1");
assertTrue(d1.equals(d2));
values.add(new Integer(99));
d1.add(values, "R1", "C1");
assertFalse(d1.equals(d2));
d2.add(values, "R1", "C1");
assertTrue(d1.equals(d2));
values.add(new Integer(99));
d1.add(values, "R1", "C2");
assertFalse(d1.equals(d2));
d2.add(values, "R1", "C2");
assertTrue(d1.equals(d2));
}
/**
* Serialize an instance, restore it, and check for equality.
*/
public void testSerialization() {
DefaultMultiValueCategoryDataset d1
= new DefaultMultiValueCategoryDataset();
DefaultMultiValueCategoryDataset d2
= new DefaultMultiValueCategoryDataset();
try {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(d1);
out.close();
ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
d2 = (DefaultMultiValueCategoryDataset) in.readObject();
in.close();
}
catch (Exception e) {
e.printStackTrace();
}
assertEquals(d1, d2);
}
/**
* Some checks for the add() method.
*/
public void testAddValue() {
DefaultMultiValueCategoryDataset d1
= new DefaultMultiValueCategoryDataset();
boolean pass = false;
try {
d1.add(null, "R1", "C1");
}
catch (IllegalArgumentException e) {
pass = true;
}
assertTrue(pass);
List values = new ArrayList();
d1.add(values, "R2", "C1");
assertEquals(values, d1.getValues("R2", "C1"));
pass = false;
try {
d1.add(values, null, "C2");
}
catch (IllegalArgumentException e) {
pass = true;
}
assertTrue(pass);
}
/**
* Confirm that cloning works.
*/
public void testCloning() {
DefaultMultiValueCategoryDataset d1
= new DefaultMultiValueCategoryDataset();
DefaultMultiValueCategoryDataset d2 = null;
try {
d2 = (DefaultMultiValueCategoryDataset) d1.clone();
}
catch (CloneNotSupportedException e) {
e.printStackTrace();
}
assertTrue(d1 != d2);
assertTrue(d1.getClass() == d2.getClass());
assertTrue(d1.equals(d2));
// try a dataset with some content...
List values = new ArrayList();
values.add(new Integer(99));
d1.add(values, "R1", "C1");
try {
d2 = (DefaultMultiValueCategoryDataset) d1.clone();
}
catch (CloneNotSupportedException e) {
e.printStackTrace();
}
assertTrue(d1 != d2);
assertTrue(d1.getClass() == d2.getClass());
assertTrue(d1.equals(d2));
// check that the clone doesn't share the same underlying arrays.
List values2 = new ArrayList();
values2.add(new Integer(111));
d1.add(values2, "R2", "C2");
assertFalse(d1.equals(d2));
d2.add(values2, "R2", "C2");
assertTrue(d1.equals(d2));
}
}