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File org.jfree.chart.block.junit.RectangleConstraintTests.java

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/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2005, 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.  
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
 * in the United States and other countries.]
 *
 * -----------------------------
 * RectangleConstraintTests.java
 * -----------------------------
 * (C) Copyright 2004, 2005, by Object Refinery Limited and Contributors.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   -;
 *
 * $Id: RectangleConstraintTests.java,v 1.6.2.1 2005/10/25 20:40:07 mungady Exp $
 *
 * Changes
 * -------
 * 25-Oct-2004 : Version 1 (DG);
 *
 */


package org.jfree.chart.block.junit;

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;

import org.jfree.chart.block.LengthConstraintType;
import org.jfree.chart.block.RectangleConstraint;
import org.jfree.data.Range;
import org.jfree.ui.Size2D;

/**
 * Tests for the {@link RectangleConstraint} class.
 */

public class RectangleConstraintTests extends TestCase {

    private static final double EPSILON = 0.0000000001;
    
    /**
     * Returns the tests as a test suite.
     *
     * @return The test suite.
     */

    public static Test suite() {
        return new TestSuite(RectangleConstraintTests.class);
    }

    /**
     * Constructs a new set of tests.
     *
     * @param name  the name of the tests.
     */

    public RectangleConstraintTests(String name) {
        super(name);
    }
    
    /**
     * Run some checks on the constrained size calculation.
     */

    public void testCalculateConstrainedSize() {
        Size2D s;
        
        // NONE / NONE
        RectangleConstraint c1 = RectangleConstraint.NONE;
        s = c1.calculateConstrainedSize(new Size2D(1.2, 3.4));
        assertEquals(s.width, 1.2, EPSILON);
        assertEquals(s.height, 3.4, EPSILON);
        
        // NONE / RANGE
        RectangleConstraint c2 = new RectangleConstraint(
            0.0, new Range(0.0, 0.0), LengthConstraintType.NONE, 
            0.0, new Range(2.0, 3.0), LengthConstraintType.RANGE
        );
        s = c2.calculateConstrainedSize(new Size2D(1.2, 3.4));
        assertEquals(s.width, 1.2, EPSILON);
        assertEquals(s.height, 3.0, EPSILON);

        // NONE / FIXED
        RectangleConstraint c3 = new RectangleConstraint(
            0.0, null, LengthConstraintType.NONE, 
            9.9, null, LengthConstraintType.FIXED
        );
        s = c3.calculateConstrainedSize(new Size2D(1.2, 3.4));
        assertEquals(s.width, 1.2, EPSILON);
        assertEquals(s.height, 9.9, EPSILON);

        // RANGE / NONE
        RectangleConstraint c4 = new RectangleConstraint(
            0.0, new Range(2.0, 3.0), LengthConstraintType.RANGE, 
            0.0, new Range(0.0, 0.0), LengthConstraintType.NONE
        );
        s = c4.calculateConstrainedSize(new Size2D(1.2, 3.4));
        assertEquals(s.width, 2.0, EPSILON);
        assertEquals(s.height, 3.4, EPSILON);
        
        // RANGE / RANGE
        RectangleConstraint c5 = new RectangleConstraint(
            0.0, new Range(2.0, 3.0), LengthConstraintType.RANGE, 
            0.0, new Range(2.0, 3.0), LengthConstraintType.RANGE
        );
        s = c5.calculateConstrainedSize(new Size2D(1.2, 3.4));
        assertEquals(s.width, 2.0, EPSILON);
        assertEquals(s.height, 3.0, EPSILON);

        // RANGE / FIXED
        RectangleConstraint c6 = new RectangleConstraint(
            0.0, null, LengthConstraintType.NONE, 
            9.9, null, LengthConstraintType.FIXED
        );
        s = c6.calculateConstrainedSize(new Size2D(1.2, 3.4));
        assertEquals(s.width, 1.2, EPSILON);
        assertEquals(s.height, 9.9, EPSILON);
        
        // FIXED / NONE
        RectangleConstraint c7 = RectangleConstraint.NONE;
        s = c7.calculateConstrainedSize(new Size2D(1.2, 3.4));
        assertEquals(s.width, 1.2, EPSILON);
        assertEquals(s.height, 3.4, EPSILON);
        
        // FIXED / RANGE
        RectangleConstraint c8 = new RectangleConstraint(
            0.0, new Range(0.0, 0.0), LengthConstraintType.NONE, 
            0.0, new Range(2.0, 3.0), LengthConstraintType.RANGE
        );
        s = c8.calculateConstrainedSize(new Size2D(1.2, 3.4));
        assertEquals(s.width, 1.2, EPSILON);
        assertEquals(s.height, 3.0, EPSILON);

        // FIXED / FIXED
        RectangleConstraint c9 = new RectangleConstraint(
            0.0, null, LengthConstraintType.NONE, 
            9.9, null, LengthConstraintType.FIXED
        );
        s = c9.calculateConstrainedSize(new Size2D(1.2, 3.4));
        assertEquals(s.width, 1.2, EPSILON);
        assertEquals(s.height, 9.9, EPSILON);
       
    }
}

File Information:

file name:RectangleConstraintTests.java
package:org.jfree.chart.block.junit
qualified name:org.jfree.chart.block.junit.RectangleConstraintTests.java
file type:Java Source File
download location:download http://dgpf.sourceforge.net/source/org/jfree/chart/block/junit/RectangleConstraintTests.java
size:5.751 KB (5890 B)
uploaded: 2015-07-22 04:11:02 GMT+0000
last update: 2006-08-25 12:16:44 GMT+0000
last access: 2017-11-19 02:48:01 GMT+0000

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