/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2012, 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.]
*
* ------------------------------------
* TimePeriodValuesCollectionTests.java
* ------------------------------------
* (C) Copyright 2005-2008, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 11-Mar-2005 : Version 1 (DG);
* 08-Mar-2007 : Added testGetSeries() (DG);
* 11-Jun-2007 : Added tests for getDomainBounds() (DG);
* 10-Jul-2007 : Fixed compile errors (DG);
* 07-Apr-2008 : Added more checks to
* testGetDomainBoundsWithInterval() (DG);
*
*/
package org.jfree.data.time;
import org.jfree.data.Range;
import org.junit.Test;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectInputStream;
import java.io.ObjectOutput;
import java.io.ObjectOutputStream;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.fail;
/**
* Some tests for the {@link TimePeriodValuesCollection} class.
*/
public class TimePeriodValuesCollectionTest {
/**
* A test for bug report 1161340. I wasn't able to reproduce the problem
* with this test.
*/
@Test
public void test1161340() {
TimePeriodValuesCollection dataset = new TimePeriodValuesCollection();
TimePeriodValues v1 = new TimePeriodValues("V1");
v1.add(new Day(11, 3, 2005), 1.2);
v1.add(new Day(12, 3, 2005), 3.4);
dataset.addSeries(v1);
assertEquals(1, dataset.getSeriesCount());
dataset.removeSeries(v1);
assertEquals(0, dataset.getSeriesCount());
TimePeriodValues v2 = new TimePeriodValues("V2");
v1.add(new Day(5, 3, 2005), 1.2);
v1.add(new Day(6, 3, 2005), 3.4);
dataset.addSeries(v2);
assertEquals(1, dataset.getSeriesCount());
}
/**
* Tests the equals() method.
*/
@Test
public void testEquals() {
TimePeriodValuesCollection c1 = new TimePeriodValuesCollection();
TimePeriodValuesCollection c2 = new TimePeriodValuesCollection();
assertEquals(c1, c2);
c1.setXPosition(TimePeriodAnchor.END);
assertFalse(c1.equals(c2));
c2.setXPosition(TimePeriodAnchor.END);
assertEquals(c1, c2);
TimePeriodValues v1 = new TimePeriodValues("Test");
TimePeriodValues v2 = new TimePeriodValues("Test");
c1.addSeries(v1);
assertFalse(c1.equals(c2));
c2.addSeries(v2);
assertEquals(c1, c2);
}
/**
* Serialize an instance, restore it, and check for equality.
*/
@Test
public void testSerialization() throws IOException, ClassNotFoundException {
TimePeriodValuesCollection c1 = new TimePeriodValuesCollection();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(c1);
out.close();
ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
TimePeriodValuesCollection c2 = (TimePeriodValuesCollection) in.readObject();
in.close();
assertEquals(c1, c2);
}
/**
* Some basic checks for the getSeries() method.
*/
@Test
public void testGetSeries() {
TimePeriodValuesCollection c1 = new TimePeriodValuesCollection();
TimePeriodValues s1 = new TimePeriodValues("Series 1");
c1.addSeries(s1);
assertEquals("Series 1", c1.getSeries(0).getKey());
try {
c1.getSeries(-1);
fail("IllegalArgumentException should have been thrown on negative series");
}
catch (IllegalArgumentException e) {
assertEquals("Index 'series' out of range.", e.getMessage());
}
try {
c1.getSeries(1);
fail("IllegalArgumentException should have been thrown on index greater than series length");
}
catch (IllegalArgumentException e) {
assertEquals("Index 'series' out of range.", e.getMessage());
}
}
private static final double EPSILON = 0.0000000001;
/**
* Some checks for the getDomainBounds() method.
*/
@Test
public void testGetDomainBoundsWithoutInterval() {
// check empty dataset
TimePeriodValuesCollection dataset = new TimePeriodValuesCollection();
Range r = dataset.getDomainBounds(false);
assertNull(r);
// check dataset with one time period
TimePeriodValues s1 = new TimePeriodValues("S1");
s1.add(new SimpleTimePeriod(1000L, 2000L), 1.0);
dataset.addSeries(s1);
r = dataset.getDomainBounds(false);
assertEquals(1500.0, r.getLowerBound(), EPSILON);
assertEquals(1500.0, r.getUpperBound(), EPSILON);
// check dataset with two time periods
s1.add(new SimpleTimePeriod(1500L, 3000L), 2.0);
r = dataset.getDomainBounds(false);
assertEquals(1500.0, r.getLowerBound(), EPSILON);
assertEquals(2250.0, r.getUpperBound(), EPSILON);
}
/**
* Some more checks for the getDomainBounds() method.
*
* @see #testGetDomainBoundsWithoutInterval()
*/
@Test
public void testGetDomainBoundsWithInterval() {
// check empty dataset
TimePeriodValuesCollection dataset = new TimePeriodValuesCollection();
Range r = dataset.getDomainBounds(true);
assertNull(r);
// check dataset with one time period
TimePeriodValues s1 = new TimePeriodValues("S1");
s1.add(new SimpleTimePeriod(1000L, 2000L), 1.0);
dataset.addSeries(s1);
r = dataset.getDomainBounds(true);
assertEquals(1000.0, r.getLowerBound(), EPSILON);
assertEquals(2000.0, r.getUpperBound(), EPSILON);
// check dataset with two time periods
s1.add(new SimpleTimePeriod(1500L, 3000L), 2.0);
r = dataset.getDomainBounds(true);
assertEquals(1000.0, r.getLowerBound(), EPSILON);
assertEquals(3000.0, r.getUpperBound(), EPSILON);
// add a third time period
s1.add(new SimpleTimePeriod(6000L, 7000L), 1.5);
r = dataset.getDomainBounds(true);
assertEquals(1000.0, r.getLowerBound(), EPSILON);
assertEquals(7000.0, r.getUpperBound(), EPSILON);
// add a fourth time period
s1.add(new SimpleTimePeriod(4000L, 5000L), 1.4);
r = dataset.getDomainBounds(true);
assertEquals(1000.0, r.getLowerBound(), EPSILON);
assertEquals(7000.0, r.getUpperBound(), EPSILON);
}
}