/* ===========================================================
 
* JFreeChart : a free chart library for the Java(tm) platform
 
* ===========================================================
 
*
 
* (C) Copyright 2000-2016, 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.]
 
*
 
* -----------------------
 
* CategoryAnchorTest.java
 
* -----------------------
 
* (C) Copyright 2004-2016, 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 hashCode() test (DG);
 
*
 
*/

package org.jfree.chart.axis;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

import org.jfree.chart.TestUtils;
import org.junit.Test;

/**
 
* Tests for the {@link CategoryAnchor} class.
 
*/
public class CategoryAnchorTest {
    

    
/**
     
* Check that the equals() method distinguishes known instances.
     
*/

    
@Test
    
public void testEquals() {
        
assertEquals(CategoryAnchor.START, CategoryAnchor.START);
        
assertEquals(CategoryAnchor.MIDDLE, CategoryAnchor.MIDDLE);
        
assertEquals(CategoryAnchor.END, CategoryAnchor.END);
        
assertFalse(CategoryAnchor.START.equals(CategoryAnchor.END));
        
assertFalse(CategoryAnchor.MIDDLE.equals(CategoryAnchor.END));
    
}

    
/**
     
* Two objects that are equal are required to return the same hashCode.
     
*/

    
@Test
    
public void testHashCode() {
        
CategoryAnchor a1 = CategoryAnchor.START;
        
CategoryAnchor a2 = CategoryAnchor.START;
        
assertTrue(a1.equals(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() {
        
CategoryAnchor a1 = CategoryAnchor.MIDDLE;
        
CategoryAnchor a2 = (CategoryAnchor) TestUtils.serialised(a1);
        
assertEquals(a1, a2);
        
assertTrue(a1 == a2);
    
}

}