/* ===========================================================
* 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.]
*
* ----------------------
* CategoryTickTests.java
* ----------------------
* (C) Copyright 2004-2008, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 13-May-2004 : Version 1 (DG);
* 07-Jan-2005 : Added test for hashCode() (DG);
*
*/
package org.jfree.chart.axis.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.chart.axis.CategoryTick;
import org.jfree.text.TextBlock;
import org.jfree.text.TextBlockAnchor;
import org.jfree.text.TextLine;
import org.jfree.ui.TextAnchor;
/**
* Tests for the {@link CategoryTick} class.
*/
public class CategoryTickTests extends TestCase {
/**
* Returns the tests as a test suite.
*
* @return The test suite.
*/
public static Test suite() {
return new TestSuite(CategoryTickTests.class);
}
/**
* Constructs a new set of tests.
*
* @param name the name of the tests.
*/
public CategoryTickTests(String name) {
super(name);
}
/**
* Confirm that the equals method can distinguish all the required fields.
*/
public void testEquals() {
Comparable c1 = "C1";
Comparable c2 = "C2";
TextBlock tb1 = new TextBlock();
tb1.addLine(new TextLine("Block 1"));
TextBlock tb2 = new TextBlock();
tb1.addLine(new TextLine("Block 2"));
TextBlockAnchor tba1 = TextBlockAnchor.CENTER;
TextBlockAnchor tba2 = TextBlockAnchor.BOTTOM_CENTER;
TextAnchor ta1 = TextAnchor.CENTER;
TextAnchor ta2 = TextAnchor.BASELINE_LEFT;
CategoryTick t1 = new CategoryTick(c1, tb1, tba1, ta1, 1.0f);
CategoryTick t2 = new CategoryTick(c1, tb1, tba1, ta1, 1.0f);
assertTrue(t1.equals(t2));
t1 = new CategoryTick(c2, tb1, tba1, ta1, 1.0f);
assertFalse(t1.equals(t2));
t2 = new CategoryTick(c2, tb1, tba1, ta1, 1.0f);
assertTrue(t1.equals(t2));
t1 = new CategoryTick(c2, tb2, tba1, ta1, 1.0f);
assertFalse(t1.equals(t2));
t2 = new CategoryTick(c2, tb2, tba1, ta1, 1.0f);
assertTrue(t1.equals(t2));
t1 = new CategoryTick(c2, tb2, tba2, ta1, 1.0f);
assertFalse(t1.equals(t2));
t2 = new CategoryTick(c2, tb2, tba2, ta1, 1.0f);
assertTrue(t1.equals(t2));
t1 = new CategoryTick(c2, tb2, tba2, ta2, 1.0f);
assertFalse(t1.equals(t2));
t2 = new CategoryTick(c2, tb2, tba2, ta2, 1.0f);
assertTrue(t1.equals(t2));
t1 = new CategoryTick(c2, tb2, tba2, ta2, 2.0f);
assertFalse(t1.equals(t2));
t2 = new CategoryTick(c2, tb2, tba2, ta2, 2.0f);
assertTrue(t1.equals(t2));
}
/**
* Two objects that are equal are required to return the same hashCode.
*/
public void testHashCode() {
Comparable c1 = "C1";
TextBlock tb1 = new TextBlock();
tb1.addLine(new TextLine("Block 1"));
tb1.addLine(new TextLine("Block 2"));
TextBlockAnchor tba1 = TextBlockAnchor.CENTER;
TextAnchor ta1 = TextAnchor.CENTER;
CategoryTick t1 = new CategoryTick(c1, tb1, tba1, ta1, 1.0f);
CategoryTick t2 = new CategoryTick(c1, tb1, tba1, ta1, 1.0f);
assertTrue(t1.equals(t2));
int h1 = t1.hashCode();
int h2 = t2.hashCode();
assertEquals(h1, h2);
}
/**
* Confirm that cloning works.
*/
public void testCloning() {
CategoryTick t1 = new CategoryTick(
"C1", new TextBlock(), TextBlockAnchor.CENTER,
TextAnchor.CENTER, 1.5f
);
CategoryTick t2 = null;
try {
t2 = (CategoryTick) 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() {
CategoryTick t1 = new CategoryTick("C1", new TextBlock(),
TextBlockAnchor.CENTER, TextAnchor.CENTER, 1.5f);
CategoryTick 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 = (CategoryTick) in.readObject();
in.close();
}
catch (Exception e) {
e.printStackTrace();
}
assertEquals(t1, t2);
}
}