/*
 * org.openmicroscopy.shoola.util.math.geom2D.TestRectangleArea
 *
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 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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package org.openmicroscopy.shoola.util.math.geom2D;


//Java imports
import java.awt.Rectangle;

//Third-party libraries
import junit.framework.TestCase;

//Application-internal dependencies

/** 
 * Unit test for {@link RectangleArea}. 
 *
 * @author  Jean-Marie Burel     
 * 				<a href="mailto:j.burel@dundee.ac.uk">j.burel@dundee.ac.uk</a>
 * @author  <br>Andrea Falconi     
 * 				<a href="mailto:a.falconi@dundee.ac.uk">
 * 					a.falconi@dundee.ac.uk</a>
 * @version 2.2
 * <small>
 * (<b>Internal version:</b> $Revision$ $Date$)
 * </small>
 * @since OME2.2
 */
public class TestRectangleArea
    extends TestCase
{
    
    private static final int        MAX_ITER = 100;
    
    public void testRectangle1()
    {
        RectangleArea area = new RectangleArea();
        Rectangle r = area.getBounds();
        assertEquals("Should set x to 0.", 0, r.x, 0);
        assertEquals("Should set y to 0.", 0, r.y, 0);
        assertEquals("Should set w to 0.", 0, r.width, 0);
        assertEquals("Should set h to 0.", 0, r.height, 0);
    }
    
    public void testRectangle2()
    {
        RectangleArea area = new RectangleArea(Integer.MIN_VALUE, 
                    Integer.MAX_VALUE, Integer.MIN_VALUE, Integer.MAX_VALUE);
        Rectangle r = area.getBounds();
        assertEquals("Should set x to argument passed to constructor.", 
                    Integer.MIN_VALUE, r.x, 0);
        assertEquals("Should set y to argument passed to constructor.", 
                    Integer.MAX_VALUE, r.y, 0);
        assertEquals("Should set w to argument passed to constructor.", 
                    Integer.MIN_VALUE, r.width, 0);
        assertEquals("Should set h to argument passed to constructor.", 
                    Integer.MAX_VALUE, r.height, 0);
    }
    
    public void testSetBounds()
    {
        RectangleArea area = new RectangleArea();
        area.setBounds(Integer.MIN_VALUE, Integer.MAX_VALUE, Integer.MIN_VALUE, 
                        Integer.MAX_VALUE);
        Rectangle r = area.getBounds();
        assertEquals("Should set x to argument passed to setBounds() method.", 
                Integer.MIN_VALUE, r.x, 0);
        assertEquals("Should set y to argument passed to setBounds() method.", 
                Integer.MAX_VALUE, r.y, 0);
        assertEquals("Should set w to argument passed to setBounds() method.", 
                Integer.MIN_VALUE, r.width, 0);
        assertEquals("Should set h to argument passed to setBounds() method.", 
                Integer.MAX_VALUE, r.height, 0);
    }
    
    public void testScale()
    {
        RectangleArea area = new RectangleArea(0, 0, 1, 1);
        double j;
        Rectangle r = area.getBounds();
        Rectangle rScale;
        for (int i = 0; i < MAX_ITER; i++) {
            j = ((double) i)/MAX_ITER;
            area.scale(j);
            rScale = area.getBounds();
            assertEquals("Wrong scale x [i = "+i+"].", rScale.x, (int) (r.x*j), 
                        0);
            assertEquals("Wrong scale y [i = "+i+"].", rScale.y, (int) (r.y*j), 
                    0);
            assertEquals("Wrong scale w [i = "+i+"].", rScale.width, 
                    (int) (r.width*j), 0);
            assertEquals("Wrong scale h [i = "+i+"].", rScale.height, 
                    (int) (r.height*j), 0);
        }
    }
    
    public void testPlanePoints1()
    {
        RectangleArea area = new RectangleArea();
        PlanePoint[] points = area.getPoints();
        //Empty array
        assertEquals("Wrong size of the array", 0, points.length, 0);
    }
    
    public void testPlanePoints2()
    {
        RectangleArea area = new RectangleArea(0, 0, MAX_ITER, MAX_ITER);
        PlanePoint[] points = area.getPoints();
        assertEquals("Wrong size of the array", MAX_ITER*MAX_ITER, 
                points.length, 0);
    }
    
    public void testPlanePoints3()
    {
        RectangleArea area = new RectangleArea(0, 0, MAX_ITER, MAX_ITER);
        PlanePoint[] points = area.getPoints();
        PlanePoint point;
        int k = 0, j = 0, l = 1;
        for (int i = 0; i < points.length; i++) {
            point = points[i];
            assertEquals("Wrong x coordinate", k, point.x1, 0);
            assertEquals("Wrong y coordinate", j, point.x2, 0);
            if (i == l*MAX_ITER-1) {
                l++;
                j++;
                k = -1;
            }
            k++;
        }
    }
    
    public void testOnBoundaries()
    {
        RectangleArea area = new RectangleArea(0, 0, MAX_ITER, MAX_ITER);
        for (int i = 1; i < MAX_ITER; i++) {
            assertTrue(area.onBoundaries(i, 0));
            assertTrue(area.onBoundaries(i, MAX_ITER));
            assertTrue(area.onBoundaries(MAX_ITER, i));
            assertTrue(area.onBoundaries(0, i));
            assertFalse(area.onBoundaries(i, i));
        }
    }
    
}