Source Code Cross Referenced for ImageTitleTests.java in  » Chart » jfreechart » org » jfree » chart » title » junit » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Chart » jfreechart » org.jfree.chart.title.junit 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /* ===========================================================
002:         * JFreeChart : a free chart library for the Java(tm) platform
003:         * ===========================================================
004:         *
005:         * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
006:         *
007:         * Project Info:  http://www.jfree.org/jfreechart/index.html
008:         *
009:         * This library is free software; you can redistribute it and/or modify it 
010:         * under the terms of the GNU Lesser General Public License as published by 
011:         * the Free Software Foundation; either version 2.1 of the License, or 
012:         * (at your option) any later version.
013:         *
014:         * This library is distributed in the hope that it will be useful, but 
015:         * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
016:         * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 
017:         * License for more details.
018:         *
019:         * You should have received a copy of the GNU Lesser General Public
020:         * License along with this library; if not, write to the Free Software
021:         * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
022:         * USA.  
023:         *
024:         * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
025:         * in the United States and other countries.]
026:         *
027:         * --------------------
028:         * ImageTitleTests.java
029:         * --------------------
030:         * (C) Copyright 2004, 2005, by Object Refinery Limited and Contributors.
031:         *
032:         * Original Author:  David Gilbert (for Object Refinery Limited);
033:         * Contributor(s):   -;
034:         *
035:         * $Id: ImageTitleTests.java,v 1.1.2.1 2006/10/03 15:41:29 mungady Exp $
036:         *
037:         * Changes
038:         * -------
039:         * 17-Feb-2004 : Version 1 (DG);
040:         *
041:         */
042:
043:        package org.jfree.chart.title.junit;
044:
045:        import junit.framework.Test;
046:        import junit.framework.TestCase;
047:        import junit.framework.TestSuite;
048:
049:        import org.jfree.chart.JFreeChart;
050:        import org.jfree.chart.title.ImageTitle;
051:
052:        /**
053:         * Tests for the {@link ImageTitle} class.
054:         */
055:        public class ImageTitleTests extends TestCase {
056:
057:            /**
058:             * Returns the tests as a test suite.
059:             *
060:             * @return The test suite.
061:             */
062:            public static Test suite() {
063:                return new TestSuite(ImageTitleTests.class);
064:            }
065:
066:            /**
067:             * Constructs a new set of tests.
068:             *
069:             * @param name  the name of the tests.
070:             */
071:            public ImageTitleTests(String name) {
072:                super (name);
073:            }
074:
075:            /**
076:             * Check that the equals() method distinguishes all fields.
077:             */
078:            public void testEquals() {
079:                ImageTitle t1 = new ImageTitle(JFreeChart.INFO.getLogo());
080:                ImageTitle t2 = new ImageTitle(JFreeChart.INFO.getLogo());
081:                assertEquals(t1, t2);
082:            }
083:
084:            /**
085:             * Two objects that are equal are required to return the same hashCode. 
086:             */
087:            public void testHashcode() {
088:                ImageTitle t1 = new ImageTitle(JFreeChart.INFO.getLogo());
089:                ImageTitle t2 = new ImageTitle(JFreeChart.INFO.getLogo());
090:                assertTrue(t1.equals(t2));
091:                int h1 = t1.hashCode();
092:                int h2 = t2.hashCode();
093:                assertEquals(h1, h2);
094:            }
095:
096:            /**
097:             * Confirm that cloning works.
098:             */
099:            public void testCloning() {
100:                ImageTitle t1 = new ImageTitle(JFreeChart.INFO.getLogo());
101:                ImageTitle t2 = null;
102:                try {
103:                    t2 = (ImageTitle) t1.clone();
104:                } catch (CloneNotSupportedException e) {
105:                    System.err
106:                            .println("ImageTitleTests.testCloning: failed to clone.");
107:                }
108:                assertTrue(t1 != t2);
109:                assertTrue(t1.getClass() == t2.getClass());
110:                assertTrue(t1.equals(t2));
111:            }
112:
113:            /**
114:             * Serialize an instance, restore it, and check for equality.
115:             */
116:            public void testSerialization() {
117:
118:                // TODO: add serialization support for images
119:
120:            }
121:
122:            private static final double EPSILON = 0.00000001;
123:
124:            /**
125:             * Check the width and height.
126:             */
127:            public void testWidthAndHeight() {
128:                ImageTitle t1 = new ImageTitle(JFreeChart.INFO.getLogo());
129:                assertEquals(100, t1.getWidth(), EPSILON);
130:                assertEquals(100, t1.getHeight(), EPSILON);
131:            }
132:
133:        }
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