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- /* ===========================================================
- * JFreeChart : a free chart library for the Java(tm) platform
- * ===========================================================
- *
- * (C) Copyright 2000-2013, 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.]
- *
- * -------------------------
- * SimpleTimePeriodTest.java
- * -------------------------
- * (C) Copyright 2003-2013, by Object Refinery Limited.
- *
- * Original Author: David Gilbert (for Object Refinery Limited);
- * Contributor(s): -;
- *
- * Changes
- * -------
- * 13-Mar-2003 : Version 1 (DG);
- * 21-Oct-2003 : Added hashCode() test (DG);
- * 02-Jun-2008 : Added a test for immutability (DG);
- *
- */
- package org.jfree.data.time;
- import static org.junit.Assert.assertTrue;
- import static org.junit.Assert.assertFalse;
- import static org.junit.Assert.assertEquals;
- import java.util.Date;
- import org.jfree.chart.TestUtilities;
- import org.junit.Test;
- /**
- * Tests for the {@link SimpleTimePeriod} class.
- */
- public class SimpleTimePeriodTest {
- /**
- * Check that an instance is equal to itself.
- *
- * SourceForge Bug ID: 558850.
- */
- @Test
- public void testEqualsSelf() {
- SimpleTimePeriod p = new SimpleTimePeriod(new Date(1000L),
- new Date(1001L));
- assertTrue(p.equals(p));
- }
- /**
- * Test the equals() method.
- */
- @Test
- public void testEquals() {
- SimpleTimePeriod p1 = new SimpleTimePeriod(new Date(1000L),
- new Date(1004L));
- SimpleTimePeriod p2 = new SimpleTimePeriod(new Date(1000L),
- new Date(1004L));
- assertTrue(p1.equals(p2));
- assertTrue(p2.equals(p1));
- p1 = new SimpleTimePeriod(new Date(1002L), new Date(1004L));
- assertFalse(p1.equals(p2));
- p2 = new SimpleTimePeriod(new Date(1002L), new Date(1004L));
- assertTrue(p1.equals(p2));
- p1 = new SimpleTimePeriod(new Date(1002L), new Date(1003L));
- assertFalse(p1.equals(p2));
- p2 = new SimpleTimePeriod(new Date(1002L), new Date(1003L));
- assertTrue(p1.equals(p2));
- }
- /**
- * Serialize an instance, restore it, and check for equality.
- */
- @Test
- public void testSerialization() {
- SimpleTimePeriod p1 = new SimpleTimePeriod(new Date(1000L),
- new Date(1001L));
- SimpleTimePeriod p2 = (SimpleTimePeriod) TestUtilities.serialised(p1);
- assertEquals(p1, p2);
- }
- /**
- * Two objects that are equal are required to return the same hashCode.
- */
- @Test
- public void testHashcode() {
- SimpleTimePeriod s1 = new SimpleTimePeriod(new Date(10L),
- new Date(20L));
- SimpleTimePeriod s2 = new SimpleTimePeriod(new Date(10L),
- new Date(20L));
- assertTrue(s1.equals(s2));
- int h1 = s1.hashCode();
- int h2 = s2.hashCode();
- assertEquals(h1, h2);
- }
- /**
- * This class is immutable, so it should not implement Cloneable.
- */
- @Test
- public void testClone() {
- SimpleTimePeriod s1 = new SimpleTimePeriod(new Date(10L),
- new Date(20));
- assertFalse(s1 instanceof Cloneable);
- }
- /**
- * Some simple checks for immutability.
- */
- @Test
- public void testImmutable() {
- SimpleTimePeriod p1 = new SimpleTimePeriod(new Date(10L),
- new Date(20L));
- SimpleTimePeriod p2 = new SimpleTimePeriod(new Date(10L),
- new Date(20L));
- assertEquals(p1, p2);
- p1.getStart().setTime(11L);
- assertEquals(p1, p2);
- Date d1 = new Date(10L);
- Date d2 = new Date(20L);
- p1 = new SimpleTimePeriod(d1, d2);
- d1.setTime(11L);
- assertEquals(new Date(10L), p1.getStart());
- }
- /**
- * Some checks for the compareTo() method.
- */
- @Test
- public void testCompareTo() {
- SimpleTimePeriod s1 = new SimpleTimePeriod(new Date(10L),
- new Date(20L));
- SimpleTimePeriod s2 = new SimpleTimePeriod(new Date(10L),
- new Date(20L));
- assertEquals(0, s1.compareTo(s2));
- s1 = new SimpleTimePeriod(new Date(9L), new Date(21L));
- s2 = new SimpleTimePeriod(new Date(10L), new Date(20L));
- assertEquals(-1, s1.compareTo(s2));
- s1 = new SimpleTimePeriod(new Date(11L), new Date(19L));
- s2 = new SimpleTimePeriod(new Date(10L), new Date(20L));
- assertEquals(1, s1.compareTo(s2));
- s1 = new SimpleTimePeriod(new Date(9L), new Date(19L));
- s2 = new SimpleTimePeriod(new Date(10L), new Date(20L));
- assertEquals(-1, s1.compareTo(s2));
- s1 = new SimpleTimePeriod(new Date(11L), new Date(21));
- s2 = new SimpleTimePeriod(new Date(10L), new Date(20L));
- assertEquals(1, s1.compareTo(s2));
- s1 = new SimpleTimePeriod(new Date(10L), new Date(18));
- s2 = new SimpleTimePeriod(new Date(10L), new Date(20L));
- assertEquals(-1, s1.compareTo(s2));
- s1 = new SimpleTimePeriod(new Date(10L), new Date(22));
- s2 = new SimpleTimePeriod(new Date(10L), new Date(20L));
- assertEquals(1, s1.compareTo(s2));
- }
- }
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