/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2009, 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.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* --------------
* HourTests.java
* --------------
* (C) Copyright 2002-2009, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 29-Jan-2002 : Version 1 (DG);
* 17-Oct-2002 : Fixed errors reported by Checkstyle (DG);
* 13-Mar-2003 : Added serialization test (DG);
* 21-Oct-2003 : Added hashCode test (DG);
* 11-Jan-2005 : Added test for non-clonability (DG);
* 05-Oct-2006 : Added new tests (DG);
* 11-Jul-2007 : Fixed bad time zone assumption (DG);
*
*/
package org.jfree.data.time.junit;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInput;
import java.io.ObjectInputStream;
import java.io.ObjectOutput;
import java.io.ObjectOutputStream;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Locale;
import java.util.TimeZone;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jfree.data.time.Day;
import org.jfree.data.time.Hour;
import org.jfree.date.MonthConstants;
/**
* Tests for the {@link Hour} class.
*/
public class HourTests extends TestCase {
/**
* Returns the tests as a test suite.
*
* @return The test suite.
*/
public static Test suite() {
return new TestSuite(HourTests.class);
}
/**
* Constructs a new set of tests.
*
* @param name the name of the tests.
*/
public HourTests(String name) {
super(name);
}
/**
* Common test setup.
*/
protected void setUp() {
// no setup
}
/**
* Check that an Hour instance is equal to itself.
*
* SourceForge Bug ID: 558850.
*/
public void testEqualsSelf() {
Hour hour = new Hour();
assertTrue(hour.equals(hour));
}
/**
* Tests the equals method.
*/
public void testEquals() {
Hour hour1 = new Hour(15, new Day(29, MonthConstants.MARCH, 2002));
Hour hour2 = new Hour(15, new Day(29, MonthConstants.MARCH, 2002));
assertTrue(hour1.equals(hour2));
}
/**
* In GMT, the 4pm on 21 Mar 2002 is java.util.Date(1,014,307,200,000L).
* Use this to check the hour constructor.
*/
public void testDateConstructor1() {
TimeZone zone = TimeZone.getTimeZone("GMT");
Locale locale = Locale.getDefault(); // locale should not matter here
Hour h1 = new Hour(new Date(1014307199999L), zone, locale);
Hour h2 = new Hour(new Date(1014307200000L), zone, locale);
assertEquals(15, h1.getHour());
assertEquals(1014307199999L, h1.getLastMillisecond(zone));
assertEquals(16, h2.getHour());
assertEquals(1014307200000L, h2.getFirstMillisecond(zone));
}
/**
* In Sydney, the 4pm on 21 Mar 2002 is java.util.Date(1,014,267,600,000L).
* Use this to check the hour constructor.
*/
public void testDateConstructor2() {
TimeZone zone = TimeZone.getTimeZone("Australia/Sydney");
Locale locale = Locale.getDefault(); // locale should not matter here
Hour h1 = new Hour(new Date(1014267599999L), zone, locale);
Hour h2 = new Hour (new Date(1014267600000L), zone, locale);
assertEquals(15, h1.getHour());
assertEquals(1014267599999L, h1.getLastMillisecond(zone));
assertEquals(16, h2.getHour());
assertEquals(1014267600000L, h2.getFirstMillisecond(zone));
}
/**
* Set up an hour equal to hour zero, 1 January 1900. Request the
* previous hour, it should be null.
*/
public void testFirstHourPrevious() {
Hour first = new Hour(0, new Day(1, MonthConstants.JANUARY, 1900));
Hour previous = (Hour) first.previous();
assertNull(previous);
}
/**
* Set up an hour equal to hour zero, 1 January 1900. Request the next
* hour, it should be null.
*/
public void testFirstHourNext() {
Hour first = new Hour(0, new Day(1, MonthConstants.JANUARY, 1900));
Hour next = (Hour) first.next();
assertEquals(1, next.getHour());
assertEquals(1900, next.getYear());
}
/**
* Set up an hour equal to hour zero, 1 January 1900. Request the previous
* hour, it should be null.
*/
public void testLastHourPrevious() {
Hour last = new Hour(23, new Day(31, MonthConstants.DECEMBER, 9999));
Hour previous = (Hour) last.previous();
assertEquals(22, previous.getHour());
assertEquals(9999, previous.getYear());
}
/**
* Set up an hour equal to hour zero, 1 January 1900. Request the next
* hour, it should be null.
*/
public void testLastHourNext() {
Hour last = new Hour(23, new Day(31, MonthConstants.DECEMBER, 9999));
Hour next = (Hour) last.next();
assertNull(next);
}
/**
* Problem for date parsing.
*/
public void testParseHour() {
// test 1...
Hour h = Hour.parseHour("2002-01-29 13");
assertEquals(13, h.getHour());
}
/**
* Serialize an instance, restore it, and check for equality.
*/
public void testSerialization() {
Hour h1 = new Hour();
Hour h2 = null;
try {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(h1);
out.close();
ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(
buffer.toByteArray()));
h2 = (Hour) in.readObject();
in.close();
}
catch (Exception e) {
e.printStackTrace();
}
assertEquals(h1, h2);
}
/**
* Two objects that are equal are required to return the same hashCode.
*/
public void testHashcode() {
Hour h1 = new Hour(7, 9, 10, 1999);
Hour h2 = new Hour(7, 9, 10, 1999);
assertTrue(h1.equals(h2));
int hash1 = h1.hashCode();
int hash2 = h2.hashCode();
assertEquals(hash1, hash2);
}
/**
* The {@link Hour} class is immutable, so should not be {@link Cloneable}.
*/
public void testNotCloneable() {
Hour h = new Hour(7, 9, 10, 1999);
assertFalse(h instanceof Cloneable);
}
/**
* Some checks for the getFirstMillisecond() method.
*/
public void testGetFirstMillisecond() {
Locale saved = Locale.getDefault();
Locale.setDefault(Locale.UK);
TimeZone savedZone = TimeZone.getDefault();
TimeZone.setDefault(TimeZone.getTimeZone("Europe/London"));
Hour h = new Hour(15, 1, 4, 2006);
assertEquals(1143900000000L, h.getFirstMillisecond());
Locale.setDefault(saved);
TimeZone.setDefault(savedZone);
}
/**
* Some checks for the getFirstMillisecond(TimeZone) method.
*/
public void testGetFirstMillisecondWithTimeZone() {
Hour h = new Hour(15, 1, 4, 1950);
TimeZone zone = TimeZone.getTimeZone("America/Los_Angeles");
assertEquals(-623293200000L, h.getFirstMillisecond(zone));
// try null calendar
boolean pass = false;
try {
h.getFirstMillisecond((TimeZone) null);
}
catch (NullPointerException e) {
pass = true;
}
assertTrue(pass);
}
/**
* Some checks for the getFirstMillisecond(TimeZone) method.
*/
public void testGetFirstMillisecondWithCalendar() {
Hour h = new Hour(2, 15, 4, 2000);
GregorianCalendar calendar = new GregorianCalendar(Locale.GERMANY);
calendar.setTimeZone(TimeZone.getTimeZone("Europe/Frankfurt"));
assertEquals(955764000000L, h.getFirstMillisecond(calendar));
// try null calendar
boolean pass = false;
try {
h.getFirstMillisecond((Calendar) null);
}
catch (NullPointerException e) {
pass = true;
}
assertTrue(pass);
}
/**
* Some checks for the getLastMillisecond() method.
*/
public void testGetLastMillisecond() {
Locale saved = Locale.getDefault();
Locale.setDefault(Locale.UK);
TimeZone savedZone = TimeZone.getDefault();
TimeZone.setDefault(TimeZone.getTimeZone("Europe/London"));
Hour h = new Hour(1, 1, 1, 1970);
assertEquals(3599999L, h.getLastMillisecond());
Locale.setDefault(saved);
TimeZone.setDefault(savedZone);
}
/**
* Some checks for the getLastMillisecond(TimeZone) method.
*/
public void testGetLastMillisecondWithTimeZone() {
Hour h = new Hour(2, 7, 7, 1950);
TimeZone zone = TimeZone.getTimeZone("America/Los_Angeles");
assertEquals(-614959200001L, h.getLastMillisecond(zone));
// try null calendar
boolean pass = false;
try {
h.getLastMillisecond((TimeZone) null);
}
catch (NullPointerException e) {
pass = true;
}
assertTrue(pass);
}
/**
* Some checks for the getLastMillisecond(TimeZone) method.
*/
public void testGetLastMillisecondWithCalendar() {
Hour h = new Hour(21, 21, 4, 2001);
GregorianCalendar calendar = new GregorianCalendar(Locale.GERMANY);
calendar.setTimeZone(TimeZone.getTimeZone("Europe/Frankfurt"));
assertEquals(987890399999L, h.getLastMillisecond(calendar));
// try null calendar
boolean pass = false;
try {
h.getLastMillisecond((Calendar) null);
}
catch (NullPointerException e) {
pass = true;
}
assertTrue(pass);
}
/**
* Some checks for the getSerialIndex() method.
*/
public void testGetSerialIndex() {
Hour h = new Hour(1, 1, 1, 2000);
assertEquals(876625L, h.getSerialIndex());
h = new Hour(1, 1, 1, 1900);
assertEquals(49L, h.getSerialIndex());
}
/**
* Some checks for the testNext() method.
*/
public void testNext() {
Hour h = new Hour(1, 12, 12, 2000);
h = (Hour) h.next();
assertEquals(2000, h.getYear());
assertEquals(12, h.getMonth());
assertEquals(12, h.getDayOfMonth());
assertEquals(2, h.getHour());
h = new Hour(23, 31, 12, 9999);
assertNull(h.next());
}
/**
* Some checks for the getStart() method.
*/
public void testGetStart() {
Locale saved = Locale.getDefault();
Locale.setDefault(Locale.ITALY);
Calendar cal = Calendar.getInstance(Locale.ITALY);
cal.set(2006, Calendar.JANUARY, 16, 3, 0, 0);
cal.set(Calendar.MILLISECOND, 0);
Hour h = new Hour(3, 16, 1, 2006);
assertEquals(cal.getTime(), h.getStart());
Locale.setDefault(saved);
}
/**
* Some checks for the getEnd() method.
*/
public void testGetEnd() {
Locale saved = Locale.getDefault();
Locale.setDefault(Locale.ITALY);
Calendar cal = Calendar.getInstance(Locale.ITALY);
cal.set(2006, Calendar.JANUARY, 8, 1, 59, 59);
cal.set(Calendar.MILLISECOND, 999);
Hour h = new Hour(1, 8, 1, 2006);
assertEquals(cal.getTime(), h.getEnd());
Locale.setDefault(saved);
}
}