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: * DateTickMarkPositionTests.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: DateTickMarkPositionTests.java,v 1.1.2.1 2006/10/03 15:41:23 mungady Exp $
036: *
037: * Changes
038: * -------
039: * 19-May-2004 : Version 1 (DG);
040: *
041: */
042:
043: package org.jfree.chart.axis.junit;
044:
045: import java.io.ByteArrayInputStream;
046: import java.io.ByteArrayOutputStream;
047: import java.io.ObjectInput;
048: import java.io.ObjectInputStream;
049: import java.io.ObjectOutput;
050: import java.io.ObjectOutputStream;
051:
052: import junit.framework.Test;
053: import junit.framework.TestCase;
054: import junit.framework.TestSuite;
055:
056: import org.jfree.chart.axis.DateTickMarkPosition;
057:
058: /**
059: * Tests for the {@link DateTickMarkPosition} class.
060: */
061: public class DateTickMarkPositionTests extends TestCase {
062:
063: /**
064: * Returns the tests as a test suite.
065: *
066: * @return The test suite.
067: */
068: public static Test suite() {
069: return new TestSuite(DateTickMarkPositionTests.class);
070: }
071:
072: /**
073: * Constructs a new set of tests.
074: *
075: * @param name the name of the tests.
076: */
077: public DateTickMarkPositionTests(String name) {
078: super (name);
079: }
080:
081: /**
082: * Test equals() method.
083: */
084: public void testEquals() {
085: assertEquals(DateTickMarkPosition.START,
086: DateTickMarkPosition.START);
087: assertEquals(DateTickMarkPosition.MIDDLE,
088: DateTickMarkPosition.MIDDLE);
089: assertEquals(DateTickMarkPosition.END, DateTickMarkPosition.END);
090: assertFalse(DateTickMarkPosition.START.equals(null));
091: assertFalse(DateTickMarkPosition.START
092: .equals(DateTickMarkPosition.END));
093: assertFalse(DateTickMarkPosition.MIDDLE
094: .equals(DateTickMarkPosition.END));
095: }
096:
097: /**
098: * Two objects that are equal are required to return the same hashCode.
099: */
100: public void testHashCode() {
101: DateTickMarkPosition a1 = DateTickMarkPosition.END;
102: DateTickMarkPosition a2 = DateTickMarkPosition.END;
103: assertTrue(a1.equals(a2));
104: int h1 = a1.hashCode();
105: int h2 = a2.hashCode();
106: assertEquals(h1, h2);
107: }
108:
109: /**
110: * Serialize an instance, restore it, and check for equality.
111: */
112: public void testSerialization() {
113: DateTickMarkPosition p1 = DateTickMarkPosition.MIDDLE;
114: DateTickMarkPosition p2 = null;
115:
116: try {
117: ByteArrayOutputStream buffer = new ByteArrayOutputStream();
118: ObjectOutput out = new ObjectOutputStream(buffer);
119: out.writeObject(p1);
120: out.close();
121:
122: ObjectInput in = new ObjectInputStream(
123: new ByteArrayInputStream(buffer.toByteArray()));
124: p2 = (DateTickMarkPosition) in.readObject();
125: in.close();
126: } catch (Exception e) {
127: System.out.println(e.toString());
128: }
129: assertEquals(p1, p2);
130: assertTrue(p1 == p2);
131: }
132:
133: }
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