/* ===========================================================
 
* 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.]
 
*
 
* ------------------
 
* ValueAxisTest.java
 
* ------------------
 
* (C) Copyright 2003-2016, by Object Refinery Limited and Contributors.
 
*
 
* Original Author:
  
David Gilbert (for Object Refinery Limited);
 
* Contributor(s):
   
-;
 
*
 
* Changes
 
* -------
 
* 13-Aug-2003 : Version 1 (DG);
 
* 22-Mar-2007 : Extended testEquals() for new field (DG);
 
* 04-Sep-2012 : Added test3555275() (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 java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Graphics2D;
import java.awt.Stroke;
import java.awt.geom.Rectangle2D;
import java.awt.image.BufferedImage;

import org.jfree.chart.ChartFactory;
import org.jfree.chart.ChartRenderingInfo;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.plot.CategoryPlot;
import org.jfree.chart.plot.PlotOrientation;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.ui.RectangleInsets;
import org.jfree.data.Range;
import org.jfree.data.category.DefaultCategoryDataset;
import org.jfree.data.xy.XYSeries;
import org.jfree.data.xy.XYSeriesCollection;
import org.junit.Test;

/**
 
* Tests for the {@link ValueAxis} class.
 
*/
public class ValueAxisTest {

    
private static final double EPSILON = 0.000000001;

    
/**
     
* Confirm that cloning works.
     
*/
    
@Test
    
public void testCloning() throws CloneNotSupportedException {
        
ValueAxis a1 = new NumberAxis("Test");
        
ValueAxis a2 = (NumberAxis) a1.clone();
        
assertTrue(a1 != a2);
        
assertTrue(a1.getClass() == a2.getClass());
        
assertTrue(a1.equals(a2));
    
}

    
/**
     
* Confirm that the equals method can distinguish all the required fields.
     
*/

    
@Test
    
public void testEquals() {

        
NumberAxis a1 = new NumberAxis("Test");
        
NumberAxis a2 = new NumberAxis("Test");
        
assertTrue(a1.equals(a2));

        
// axis line visible flag...
        
a1.setAxisLineVisible(false);
        
assertFalse(a1.equals(a2));
        
a2.setAxisLineVisible(false);
        
assertTrue(a1.equals(a2));

        
// positiveArrowVisible;
        
a1.setPositiveArrowVisible(true);
        
assertFalse(a1.equals(a2));
        
a2.setPositiveArrowVisible(true);
        
assertTrue(a1.equals(a2));

        
// negativeArrowVisible;
        
a1.setNegativeArrowVisible(true);
        
assertFalse(a1.equals(a2));
        
a2.setNegativeArrowVisible(true);
        
assertTrue(a1.equals(a2));

        
//private Shape upArrow;

        
//private Shape downArrow;

        
//private Shape leftArrow;

        
//private Shape rightArrow;

        
// axisLinePaint
        
a1.setAxisLinePaint(Color.BLUE);
        
assertFalse(a1.equals(a2));
        
a2.setAxisLinePaint(Color.BLUE);
        
assertTrue(a1.equals(a2));

        
// axisLineStroke
        
Stroke stroke = new BasicStroke(2.0f);
        
a1.setAxisLineStroke(stroke);
        
assertFalse(a1.equals(a2));
        
a2.setAxisLineStroke(stroke);
        
assertTrue(a1.equals(a2));

        
// inverted
        
a1.setInverted(true);
        
assertFalse(a1.equals(a2));
        
a2.setInverted(true);
        
assertTrue(a1.equals(a2));

        
// range
        
a1.setRange(new Range(50.0, 75.0));
        
assertFalse(a1.equals(a2));
        
a2.setRange(new Range(50.0, 75.0));
        
assertTrue(a1.equals(a2));

        
// autoRange
        
a1.setAutoRange(true);
        
assertFalse(a1.equals(a2));
        
a2.setAutoRange(true);
        
assertTrue(a1.equals(a2));

        
// autoRangeMinimumSize
        
a1.setAutoRangeMinimumSize(3.33);
        
assertFalse(a1.equals(a2));
        
a2.setAutoRangeMinimumSize(3.33);
        
assertTrue(a1.equals(a2));

        
a1.setDefaultAutoRange(new Range(1.2, 3.4));
        
assertFalse(a1.equals(a2));
        
a2.setDefaultAutoRange(new Range(1.2, 3.4));
        
assertTrue(a1.equals(a2));

        
// upperMargin
        
a1.setUpperMargin(0.09);
        
assertFalse(a1.equals(a2));
        
a2.setUpperMargin(0.09);
        
assertTrue(a1.equals(a2));

        
// lowerMargin
        
a1.setLowerMargin(0.09);
        
assertFalse(a1.equals(a2));
        
a2.setLowerMargin(0.09);
        
assertTrue(a1.equals(a2));

        
//private double fixedAutoRange;
        
a1.setFixedAutoRange(50.0);
        
assertFalse(a1.equals(a2));
        
a2.setFixedAutoRange(50.0);
        
assertTrue(a1.equals(a2));

        
//private boolean autoTickUnitSelection;
        
a1.setAutoTickUnitSelection(false);
        
assertFalse(a1.equals(a2));
        
a2.setAutoTickUnitSelection(false);
        
assertTrue(a1.equals(a2));

        
//private TickUnits standardTickUnits;
        
a1.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
        
assertFalse(a1.equals(a2));
        
a2.setStandardTickUnits(NumberAxis.createIntegerTickUnits());
        
assertTrue(a1.equals(a2));

        
// verticalTickLabels
        
a1.setVerticalTickLabels(true);
        
assertFalse(a1.equals(a2));
        
a2.setVerticalTickLabels(true);
        
assertTrue(a1.equals(a2));


        
//private int autoTickIndex;
        
//protected double reservedForTickLabels;
        
//protected double reservedForAxisLabel;

    
}

    
/**
     
* Tests the the lower and upper margin settings produce the expected
     
* results.
     
*/

    
@Test
    
public void testAxisMargins() {
        
XYSeries series = new XYSeries("S1");
        
series.add(100.0, 1.1);
        
series.add(200.0, 2.2);
        
XYSeriesCollection dataset = new XYSeriesCollection(series);
        
dataset.setIntervalWidth(0.0);
        
JFreeChart chart = ChartFactory.createScatterPlot("Title", "X", "Y",
                
dataset);
        
ValueAxis domainAxis = ((XYPlot) chart.getPlot()).getDomainAxis();
        
Range r = domainAxis.getRange();
        
assertEquals(110.0, r.getLength(), EPSILON);
        
domainAxis.setLowerMargin(0.10);
        
domainAxis.setUpperMargin(0.10);
        
r = domainAxis.getRange();
        
assertEquals(120.0, r.getLength(), EPSILON);
    
}
    

    
/**
     
* A test for bug 3555275 (where the fixed axis space is calculated
 

     
* incorrectly).
     
*/

    
@Test
    
public void test3555275() {
        
DefaultCategoryDataset dataset = new DefaultCategoryDataset();
        
JFreeChart chart = ChartFactory.createLineChart("Title", "X", "Y",
                
dataset, PlotOrientation.VERTICAL, true, false, false);
        
CategoryPlot plot = (CategoryPlot) chart.getPlot();
        
plot.setInsets(RectangleInsets.ZERO_INSETS);
        
plot.setAxisOffset(RectangleInsets.ZERO_INSETS);
        
ValueAxis yAxis = plot.getRangeAxis();
        
yAxis.setFixedDimension(100.0);
        
BufferedImage image = new BufferedImage(500, 300,
                
BufferedImage.TYPE_INT_RGB);
        
Graphics2D g2 = image.createGraphics();
        
ChartRenderingInfo info = new ChartRenderingInfo();
        
chart.draw(g2, new Rectangle2D.Double(0, 0, 500, 300), info);
        
g2.dispose();
        
Rectangle2D rect = info.getPlotInfo().getDataArea();
        
double x = rect.getMinX();
        
assertEquals(100.0, x, 1.0);
    
}

}