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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.]
- *
- * -------------------
- * OHLCSeriesTest.java
- * -------------------
- * (C) Copyright 2006-2013, by Object Refinery Limited and Contributors.
- *
- * Original Author: David Gilbert (for Object Refinery Limited);
- * Contributor(s): -;
- *
- * Changes
- * -------
- * 04-Dec-2006 : Version 1, based on XYSeriesTests (DG);
- * 27-Nov-2007 : Added testClear() method (DG);
- * 23-May-2009 : Added testHashCode() (DG);
- * 17-Jun-2009 : Added testRemove_int() (DG);
- *
- */
- package org.jfree.data.time.ohlc;
- import static org.junit.Assert.assertTrue;
- import static org.junit.Assert.assertFalse;
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertNull;
- import static org.junit.Assert.assertNotNull;
- import org.jfree.chart.TestUtilities;
- import org.jfree.data.general.SeriesChangeEvent;
- import org.jfree.data.general.SeriesChangeListener;
- import org.jfree.data.general.SeriesException;
- import org.jfree.data.time.Year;
- import org.junit.Test;
- /**
- * Tests for the {@link OHLCSeries} class.
- */
- public class OHLCSeriesTest implements SeriesChangeListener {
- SeriesChangeEvent lastEvent;
- /**
- * Records a change event.
- *
- * @param event the event.
- */
- @Override
- public void seriesChanged(SeriesChangeEvent event) {
- this.lastEvent = event;
- }
- /**
- * Confirm that the equals method can distinguish all the required fields.
- */
- @Test
- public void testEquals() {
- OHLCSeries s1 = new OHLCSeries("s1");
- OHLCSeries s2 = new OHLCSeries("s1");
- assertTrue(s1.equals(s2));
- // seriesKey
- s1 = new OHLCSeries("s2");
- assertFalse(s1.equals(s2));
- s2 = new OHLCSeries("s2");
- assertTrue(s1.equals(s2));
- // add a value
- s1.add(new Year(2006), 2.0, 4.0, 1.0, 3.0);
- assertFalse(s1.equals(s2));
- s2.add(new Year(2006), 2.0, 4.0, 1.0, 3.0);
- assertTrue(s2.equals(s1));
- // add another value
- s1.add(new Year(2008), 2.0, 4.0, 1.0, 3.0);
- assertFalse(s1.equals(s2));
- s2.add(new Year(2008), 2.0, 4.0, 1.0, 3.0);
- assertTrue(s2.equals(s1));
- // remove a value
- s1.remove(new Year(2008));
- assertFalse(s1.equals(s2));
- s2.remove(new Year(2008));
- assertTrue(s2.equals(s1));
- }
- /**
- * Two objects that are equal are required to return the same hashCode.
- */
- @Test
- public void testHashcode() {
- OHLCSeries s1 = new OHLCSeries("Test");
- s1.add(new Year(2009), 1.0, 3.0, 2.0, 1.4);
- OHLCSeries s2 = new OHLCSeries("Test");
- s2.add(new Year(2009), 1.0, 3.0, 2.0, 1.4);
- assertTrue(s1.equals(s2));
- int h1 = s1.hashCode();
- int h2 = s2.hashCode();
- assertEquals(h1, h2);
- }
- /**
- * Confirm that cloning works.
- */
- @Test
- public void testCloning() throws CloneNotSupportedException {
- OHLCSeries s1 = new OHLCSeries("s1");
- s1.add(new Year(2006), 2.0, 4.0, 1.0, 3.0);
- OHLCSeries s2 = (OHLCSeries) s1.clone();
- assertTrue(s1 != s2);
- assertTrue(s1.getClass() == s2.getClass());
- assertTrue(s1.equals(s2));
- }
- /**
- * Serialize an instance, restore it, and check for equality.
- */
- @Test
- public void testSerialization() {
- OHLCSeries s1 = new OHLCSeries("s1");
- s1.add(new Year(2006), 2.0, 4.0, 1.0, 3.0);
- OHLCSeries s2 = (OHLCSeries) TestUtilities.serialised(s1);
- assertEquals(s1, s2);
- }
- /**
- * Simple test for the indexOf() method.
- */
- @Test
- public void testIndexOf() {
- OHLCSeries s1 = new OHLCSeries("s1");
- s1.add(new Year(2006), 2.0, 4.0, 1.0, 3.0);
- s1.add(new Year(2011), 2.0, 4.0, 1.0, 3.0);
- s1.add(new Year(2010), 2.0, 4.0, 1.0, 3.0);
- assertEquals(0, s1.indexOf(new Year(2006)));
- assertEquals(1, s1.indexOf(new Year(2010)));
- assertEquals(2, s1.indexOf(new Year(2011)));
- }
- /**
- * Simple test for the remove() method.
- */
- @Test
- public void testRemove() {
- OHLCSeries s1 = new OHLCSeries("s1");
- s1.add(new Year(2006), 2.0, 4.0, 1.0, 3.0);
- s1.add(new Year(2011), 2.1, 4.1, 1.1, 3.1);
- s1.add(new Year(2010), 2.2, 4.2, 1.2, 3.2);
- assertEquals(3, s1.getItemCount());
- s1.remove(new Year(2010));
- assertEquals(new Year(2011), s1.getPeriod(1));
- s1.remove(new Year(2006));
- assertEquals(new Year(2011), s1.getPeriod(0));
- }
- /**
- * A check for the remove(int) method.
- */
- @Test
- public void testRemove_int() {
- OHLCSeries s1 = new OHLCSeries("s1");
- s1.add(new Year(2006), 2.0, 4.0, 1.0, 3.0);
- s1.add(new Year(2011), 2.1, 4.1, 1.1, 3.1);
- s1.add(new Year(2010), 2.2, 4.2, 1.2, 3.2);
- assertEquals(3, s1.getItemCount());
- s1.remove(s1.getItemCount() - 1);
- assertEquals(2, s1.getItemCount());
- assertEquals(new Year(2010), s1.getPeriod(1));
- }
- /**
- * If you add a duplicate period, an exception should be thrown.
- */
- @Test
- public void testAdditionOfDuplicatePeriod() {
- OHLCSeries s1 = new OHLCSeries("s1");
- s1.add(new Year(2006), 1.0, 1.0, 1.0, 1.0);
- boolean pass = false;
- try {
- s1.add(new Year(2006), 1.0, 1.0, 1.0, 1.0);
- }
- catch (SeriesException e) {
- pass = true;
- }
- assertTrue(pass);
- }
- /**
- * A simple check that the maximumItemCount attribute is working.
- */
- @Test
- public void testSetMaximumItemCount() {
- OHLCSeries s1 = new OHLCSeries("s1");
- assertEquals(Integer.MAX_VALUE, s1.getMaximumItemCount());
- s1.setMaximumItemCount(2);
- assertEquals(2, s1.getMaximumItemCount());
- s1.add(new Year(2006), 1.0, 1.1, 1.1, 1.1);
- s1.add(new Year(2007), 2.0, 2.2, 2.2, 2.2);
- s1.add(new Year(2008), 3.0, 3.3, 3.3, 3.3);
- assertEquals(new Year(2007), s1.getPeriod(0));
- assertEquals(new Year(2008), s1.getPeriod(1));
- }
- /**
- * Check that the maximum item count can be applied retrospectively.
- */
- @Test
- public void testSetMaximumItemCount2() {
- OHLCSeries s1 = new OHLCSeries("s1");
- s1.add(new Year(2006), 1.0, 1.1, 1.1, 1.1);
- s1.add(new Year(2007), 2.0, 2.2, 2.2, 2.2);
- s1.add(new Year(2008), 3.0, 3.3, 3.3, 3.3);
- s1.setMaximumItemCount(2);
- assertEquals(new Year(2007), s1.getPeriod(0));
- assertEquals(new Year(2008), s1.getPeriod(1));
- }
- /**
- * Some checks for the clear() method.
- */
- @Test
- public void testClear() {
- OHLCSeries s1 = new OHLCSeries("S1");
- s1.addChangeListener(this);
- s1.clear();
- assertNull(this.lastEvent);
- assertTrue(s1.isEmpty());
- s1.add(new Year(2006), 1.0, 1.1, 1.1, 1.1);
- assertFalse(s1.isEmpty());
- s1.clear();
- assertNotNull(this.lastEvent);
- assertTrue(s1.isEmpty());
- }
- }
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