/* ===========================================================
* 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.]
*
* ----------------
* MinuteTests.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-Dec-2006 : Added test1611872() (DG);
* 11-Jul-2007 : Fixed bad time zone assumption (DG);
*
*/
package org.jfree.data.time;
import org.jfree.chart.date.MonthConstants;
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 java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import java.util.Locale;
import java.util.TimeZone;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.fail;
/**
* Tests for the {@link Minute} class.
*/
public class MinuteTest {
/**
* Check that a Minute instance is equal to itself.
*
* SourceForge Bug ID: 558850.
*/
@Test
public void testEqualsSelf() {
Minute minute = new Minute();
assertEquals(minute, minute);
}
/**
* Tests the equals method.
*/
@Test
public void testEquals() {
Day day1 = new Day(29, MonthConstants.MARCH, 2002);
Hour hour1 = new Hour(15, day1);
Minute minute1 = new Minute(15, hour1);
Day day2 = new Day(29, MonthConstants.MARCH, 2002);
Hour hour2 = new Hour(15, day2);
Minute minute2 = new Minute(15, hour2);
assertEquals(minute1, minute2);
}
/**
* In GMT, the 4.55pm on 21 Mar 2002 is java.util.Date(1016729700000L).
* Use this to check the Minute constructor.
*/
@Test
public void testDateConstructor1() {
TimeZone zone = TimeZone.getTimeZone("GMT");
Locale locale = Locale.getDefault(); // locale should not matter here
Calendar c = new GregorianCalendar(zone);
Minute m1 = new Minute(new Date(1016729699999L), zone, locale);
Minute m2 = new Minute(new Date(1016729700000L), zone, locale);
assertEquals(54, m1.getMinute());
assertEquals(1016729699999L, m1.getLastMillisecond(c));
assertEquals(55, m2.getMinute());
assertEquals(1016729700000L, m2.getFirstMillisecond(c));
}
/**
* In Singapore, the 4.55pm on 21 Mar 2002 is
* java.util.Date(1,014,281,700,000L). Use this to check the Minute
* constructor.
*/
@Test
public void testDateConstructor2() {
TimeZone zone = TimeZone.getTimeZone("Asia/Singapore");
Locale locale = Locale.getDefault(); // locale should not matter here
Calendar c = new GregorianCalendar(zone);
Minute m1 = new Minute(new Date(1016700899999L), zone, locale);
Minute m2 = new Minute(new Date(1016700900000L), zone, locale);
assertEquals(54, m1.getMinute());
assertEquals(1016700899999L, m1.getLastMillisecond(c));
assertEquals(55, m2.getMinute());
assertEquals(1016700900000L, m2.getFirstMillisecond(c));
}
/**
* Serialize an instance, restore it, and check for equality.
*/
@Test
public void testSerialization() throws IOException, ClassNotFoundException {
Minute m1 = new Minute();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(m1);
out.close();
ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(
buffer.toByteArray()));
Minute m2 = (Minute) in.readObject();
in.close();
assertEquals(m1, m2);
}
/**
* Two objects that are equal are required to return the same hashCode.
*/
@Test
public void testHashcode() {
Minute m1 = new Minute(45, 5, 1, 2, 2003);
Minute m2 = new Minute(45, 5, 1, 2, 2003);
assertEquals(m1, m2);
int h1 = m1.hashCode();
int h2 = m2.hashCode();
assertEquals(h1, h2);
}
/**
* The {@link Minute} class is immutable, so should not be
* {@link Cloneable}.
*/
@Test
public void testNotCloneable() {
Minute m = new Minute(45, 5, 1, 2, 2003);
assertFalse(m instanceof Cloneable);
}
/**
* Some checks for the getFirstMillisecond() method.
*/
@Test
public void testGetFirstMillisecond() {
Locale saved = Locale.getDefault();
Locale.setDefault(Locale.UK);
TimeZone savedZone = TimeZone.getDefault();
TimeZone.setDefault(TimeZone.getTimeZone("Europe/London"));
Minute m = new Minute(43, 15, 1, 4, 2006);
assertEquals(1143902580000L, m.getFirstMillisecond());
Locale.setDefault(saved);
TimeZone.setDefault(savedZone);
}
/**
* Some checks for the getFirstMillisecond(TimeZone) method.
*/
@Test
public void testGetFirstMillisecondWithTimeZone() {
Minute m = new Minute(59, 15, 1, 4, 1950);
TimeZone zone = TimeZone.getTimeZone("America/Los_Angeles");
Calendar c = new GregorianCalendar(zone);
assertEquals(-623289660000L, m.getFirstMillisecond(c));
// try null calendar
try {
m.getFirstMillisecond(null);
fail("NullPointerException should have been thrown on null parameter");
}
catch (NullPointerException e) {
//we expect to go in here
}
}
/**
* Some checks for the getFirstMillisecond(TimeZone) method.
*/
@Test
public void testGetFirstMillisecondWithCalendar() {
Minute m = new Minute(40, 2, 15, 4, 2000);
GregorianCalendar calendar = new GregorianCalendar(Locale.GERMANY);
calendar.setTimeZone(TimeZone.getTimeZone("Europe/Frankfurt"));
assertEquals(955766400000L, m.getFirstMillisecond(calendar));
// try null calendar
try {
m.getFirstMillisecond(null);
fail("NullPointerException should have been thrown on null parameter");
}
catch (NullPointerException e) {
//we expect to go in here
}
}
/**
* Some checks for the getLastMillisecond() method.
*/
@Test
public void testGetLastMillisecond() {
Locale saved = Locale.getDefault();
Locale.setDefault(Locale.UK);
TimeZone savedZone = TimeZone.getDefault();
TimeZone.setDefault(TimeZone.getTimeZone("Europe/London"));
Minute m = new Minute(1, 1, 1, 1, 1970);
assertEquals(119999L, m.getLastMillisecond());
Locale.setDefault(saved);
TimeZone.setDefault(savedZone);
}
/**
* Some checks for the getLastMillisecond(TimeZone) method.
*/
@Test
public void testGetLastMillisecondWithTimeZone() {
Minute m = new Minute(1, 2, 7, 7, 1950);
TimeZone zone = TimeZone.getTimeZone("America/Los_Angeles");
Calendar c = new GregorianCalendar(zone);
assertEquals(-614962680001L, m.getLastMillisecond(c));
// try null calendar
try {
m.getLastMillisecond(null);
fail("NullPointerException should have been thrown on null parameter");
}
catch (NullPointerException e) {
//we expect to go in here
}
}
/**
* Some checks for the getLastMillisecond(TimeZone) method.
*/
@Test
public void testGetLastMillisecondWithCalendar() {
Minute m = new Minute(45, 21, 21, 4, 2001);
GregorianCalendar calendar = new GregorianCalendar(Locale.GERMANY);
calendar.setTimeZone(TimeZone.getTimeZone("Europe/Frankfurt"));
assertEquals(987889559999L, m.getLastMillisecond(calendar));
// try null calendar
try {
m.getLastMillisecond(null);
fail("NullPointerException should have been thrown on null parameter");
}
catch (NullPointerException e) {
//we expect to go on here
}
}
/**
* Some checks for the getSerialIndex() method.
*/
@Test
public void testGetSerialIndex() {
Minute m = new Minute(1, 1, 1, 1, 2000);
assertEquals(52597501L, m.getSerialIndex());
m = new Minute(1, 1, 1, 1, 1900);
assertEquals(2941L, m.getSerialIndex());
}
/**
* Some checks for the testNext() method.
*/
@Test
public void testNext() {
Minute m = new Minute(30, 1, 12, 12, 2000);
m = (Minute) m.next();
assertEquals(2000, m.getHour().getYear());
assertEquals(12, m.getHour().getMonth());
assertEquals(12, m.getHour().getDayOfMonth());
assertEquals(1, m.getHour().getHour());
assertEquals(31, m.getMinute());
m = new Minute(59, 23, 31, 12, 9999);
assertNull(m.next());
}
/**
* Some checks for the getStart() method.
*/
@Test
public void testGetStart() {
Locale saved = Locale.getDefault();
Locale.setDefault(Locale.ITALY);
TimeZone savedZone = TimeZone.getDefault();
TimeZone.setDefault(TimeZone.getTimeZone("Europe/Rome"));
Calendar cal = Calendar.getInstance(Locale.ITALY);
cal.set(2006, Calendar.JANUARY, 16, 3, 47, 0);
cal.set(Calendar.MILLISECOND, 0);
Minute m = new Minute(47, 3, 16, 1, 2006);
assertEquals(cal.getTime(), m.getStart());
Locale.setDefault(saved);
TimeZone.setDefault(savedZone);
}
/**
* Some checks for the getEnd() method.
*/
@Test
public void testGetEnd() {
Locale saved = Locale.getDefault();
Locale.setDefault(Locale.ITALY);
TimeZone savedZone = TimeZone.getDefault();
TimeZone.setDefault(TimeZone.getTimeZone("Europe/Rome"));
Calendar cal = Calendar.getInstance(Locale.ITALY);
cal.set(2006, Calendar.JANUARY, 16, 3, 47, 59);
cal.set(Calendar.MILLISECOND, 999);
Minute m = new Minute(47, 3, 16, 1, 2006);
assertEquals(cal.getTime(), m.getEnd());
Locale.setDefault(saved);
TimeZone.setDefault(savedZone);
}
/**
* Test for bug 1611872 - previous() fails for first minute in hour.
*/
@Test
public void test1611872() {
Minute m1 = new Minute(0, 10, 15, 4, 2000);
Minute m2 = (Minute) m1.previous();
assertEquals(m2, new Minute(59, 9, 15, 4, 2000));
}
}