/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2012, 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.]
*
* -------------------------------
* CategoryLabelPositionTests.java
* -------------------------------
* (C) Copyright 2004-2012, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 17-Feb-2004 : Version 1 (DG);
* 07-Jan-2005 : Improved testEquals() code and added hashCode() test (DG);
* 17-Jun-2012 : Removed JCommon dependencies (DG);
*
*/
package org.jfree.chart.axis;
import org.jfree.chart.text.TextBlockAnchor;
import org.jfree.chart.ui.RectangleAnchor;
import org.jfree.chart.ui.TextAnchor;
import org.junit.Test;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectInputStream;
import java.io.ObjectOutput;
import java.io.ObjectOutputStream;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
/**
* Tests for the {@link CategoryLabelPosition} class.
*/
public class CategoryLabelPositionTest {
/**
* Check that the equals() method can distinguish all fields.
*/
@Test
public void testEquals() {
CategoryLabelPosition p1 = new CategoryLabelPosition(
RectangleAnchor.BOTTOM_LEFT, TextBlockAnchor.CENTER_RIGHT,
TextAnchor.BASELINE_LEFT, Math.PI / 4.0,
CategoryLabelWidthType.RANGE, 0.44f);
CategoryLabelPosition p2 = new CategoryLabelPosition(
RectangleAnchor.BOTTOM_LEFT, TextBlockAnchor.CENTER_RIGHT,
TextAnchor.BASELINE_LEFT, Math.PI / 4.0,
CategoryLabelWidthType.RANGE, 0.44f);
assertEquals(p1, p2);
assertEquals(p2, p1);
p1 = new CategoryLabelPosition(RectangleAnchor.TOP,
TextBlockAnchor.CENTER_RIGHT, TextAnchor.BASELINE_LEFT,
Math.PI / 4.0, CategoryLabelWidthType.RANGE, 0.44f);
assertFalse(p1.equals(p2));
p2 = new CategoryLabelPosition(RectangleAnchor.TOP,
TextBlockAnchor.CENTER_RIGHT, TextAnchor.BASELINE_LEFT,
Math.PI / 4.0, CategoryLabelWidthType.RANGE, 0.44f);
assertEquals(p1, p2);
p1 = new CategoryLabelPosition(RectangleAnchor.TOP,
TextBlockAnchor.CENTER, TextAnchor.BASELINE_LEFT, Math.PI / 4.0,
CategoryLabelWidthType.RANGE, 0.44f);
assertFalse(p1.equals(p2));
p2 = new CategoryLabelPosition(RectangleAnchor.TOP,
TextBlockAnchor.CENTER, TextAnchor.BASELINE_LEFT, Math.PI / 4.0,
CategoryLabelWidthType.RANGE, 0.44f);
assertEquals(p1, p2);
p1 = new CategoryLabelPosition(RectangleAnchor.TOP,
TextBlockAnchor.CENTER, TextAnchor.CENTER, Math.PI / 4.0,
CategoryLabelWidthType.RANGE, 0.44f);
assertFalse(p1.equals(p2));
p2 = new CategoryLabelPosition(RectangleAnchor.TOP,
TextBlockAnchor.CENTER, TextAnchor.CENTER, Math.PI / 4.0,
CategoryLabelWidthType.RANGE, 0.44f);
assertEquals(p1, p2);
p1 = new CategoryLabelPosition(RectangleAnchor.TOP,
TextBlockAnchor.CENTER, TextAnchor.CENTER, Math.PI / 6.0,
CategoryLabelWidthType.RANGE, 0.44f);
assertFalse(p1.equals(p2));
p2 = new CategoryLabelPosition(RectangleAnchor.TOP,
TextBlockAnchor.CENTER, TextAnchor.CENTER, Math.PI / 6.0,
CategoryLabelWidthType.RANGE, 0.44f);
assertEquals(p1, p2);
p1 = new CategoryLabelPosition(RectangleAnchor.TOP,
TextBlockAnchor.CENTER, TextAnchor.CENTER, Math.PI / 6.0,
CategoryLabelWidthType.CATEGORY, 0.44f);
assertFalse(p1.equals(p2));
p2 = new CategoryLabelPosition(RectangleAnchor.TOP,
TextBlockAnchor.CENTER, TextAnchor.CENTER, Math.PI / 6.0,
CategoryLabelWidthType.CATEGORY, 0.44f);
assertEquals(p1, p2);
p1 = new CategoryLabelPosition(RectangleAnchor.TOP,
TextBlockAnchor.CENTER, TextAnchor.CENTER, Math.PI / 6.0,
CategoryLabelWidthType.CATEGORY, 0.55f);
assertFalse(p1.equals(p2));
p2 = new CategoryLabelPosition(RectangleAnchor.TOP,
TextBlockAnchor.CENTER, TextAnchor.CENTER, Math.PI / 6.0,
CategoryLabelWidthType.CATEGORY, 0.55f);
assertEquals(p1, p2);
}
/**
* Two objects that are equal are required to return the same hashCode.
*/
@Test
public void testHashCode() {
CategoryLabelPosition a1 = new CategoryLabelPosition();
CategoryLabelPosition a2 = new CategoryLabelPosition();
assertEquals(a1, a2);
int h1 = a1.hashCode();
int h2 = a2.hashCode();
assertEquals(h1, h2);
}
/**
* Serialize an instance, restore it, and check for equality.
*/
@Test
public void testSerialization() throws IOException, ClassNotFoundException {
CategoryLabelPosition p1 = new CategoryLabelPosition();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(p1);
out.close();
ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
CategoryLabelPosition p2 = (CategoryLabelPosition) in.readObject();
in.close();
assertEquals(p1, p2);
}
}