/* ===========================================================
* 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.]
*
* -----------------
* QuarterTests.java
* -----------------
* (C) Copyright 2001-2008, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 16-Nov-2001 : Version 1 (DG);
* 17-Oct-2002 : Fixed errors reported by Checkstyle (DG);
* 13-Mar-2003 : Added serialization test (DG);
* 11-Jan-2005 : Added check for non-clonability (DG);
* 05-Oct-2006 : Added some new tests (DG);
* 11-Jul-2007 : Fixed bad time zone assumption (DG);
*
*/
package org.jfree.data.time;
import org.junit.Before;
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 Quarter} class.
*/
public class QuarterTest {
/** A quarter. */
private Quarter q1Y1900;
/** A quarter. */
private Quarter q2Y1900;
/** A quarter. */
private Quarter q3Y9999;
/** A quarter. */
private Quarter q4Y9999;
/**
* Common test setup.
*/
@Before
public void setUp() {
this.q1Y1900 = new Quarter(1, 1900);
this.q2Y1900 = new Quarter(2, 1900);
this.q3Y9999 = new Quarter(3, 9999);
this.q4Y9999 = new Quarter(4, 9999);
}
/**
* Check that a Quarter instance is equal to itself.
*
* SourceForge Bug ID: 558850.
*/
@Test
public void testEqualsSelf() {
Quarter quarter = new Quarter();
assertEquals(quarter, quarter);
}
/**
* Tests the equals method.
*/
@Test
public void testEquals() {
Quarter q1 = new Quarter(2, 2002);
Quarter q2 = new Quarter(2, 2002);
assertEquals(q1, q2);
}
/**
* In GMT, the end of Q1 2002 is java.util.Date(1017619199999L). Use this
* to check the quarter constructor.
*/
@Test
public void testDateConstructor1() {
TimeZone zone = TimeZone.getTimeZone("GMT");
Calendar c = new GregorianCalendar(zone);
Quarter q1 = new Quarter(new Date(1017619199999L), zone, Locale.getDefault());
Quarter q2 = new Quarter(new Date(1017619200000L), zone, Locale.getDefault());
assertEquals(1, q1.getQuarter());
assertEquals(1017619199999L, q1.getLastMillisecond(c));
assertEquals(2, q2.getQuarter());
assertEquals(1017619200000L, q2.getFirstMillisecond(c));
}
/**
* In Istanbul, the end of Q1 2002 is java.util.Date(1017608399999L). Use
* this to check the quarter constructor.
*/
@Test
public void testDateConstructor2() {
TimeZone zone = TimeZone.getTimeZone("Europe/Istanbul");
Calendar c = new GregorianCalendar(zone);
Quarter q1 = new Quarter(new Date(1017608399999L), zone, Locale.getDefault());
Quarter q2 = new Quarter(new Date(1017608400000L), zone, Locale.getDefault());
assertEquals(1, q1.getQuarter());
assertEquals(1017608399999L, q1.getLastMillisecond(c));
assertEquals(2, q2.getQuarter());
assertEquals(1017608400000L, q2.getFirstMillisecond(c));
}
/**
* Set up a quarter equal to Q1 1900. Request the previous quarter, it
* should be null.
*/
@Test
public void testQ1Y1900Previous() {
Quarter previous = (Quarter) this.q1Y1900.previous();
assertNull(previous);
}
/**
* Set up a quarter equal to Q1 1900. Request the next quarter, it should
* be Q2 1900.
*/
@Test
public void testQ1Y1900Next() {
Quarter next = (Quarter) this.q1Y1900.next();
assertEquals(this.q2Y1900, next);
}
/**
* Set up a quarter equal to Q4 9999. Request the previous quarter, it
* should be Q3 9999.
*/
@Test
public void testQ4Y9999Previous() {
Quarter previous = (Quarter) this.q4Y9999.previous();
assertEquals(this.q3Y9999, previous);
}
/**
* Set up a quarter equal to Q4 9999. Request the next quarter, it should
* be null.
*/
@Test
public void testQ4Y9999Next() {
Quarter next = (Quarter) this.q4Y9999.next();
assertNull(next);
}
/**
* Test the string parsing code...
*/
@Test
public void testParseQuarter() {
Quarter quarter = Quarter.parseQuarter("Q1-2000");
assertEquals(1, quarter.getQuarter());
assertEquals(2000, quarter.getYear().getYear());
quarter = Quarter.parseQuarter("2001-Q2");
assertEquals(2, quarter.getQuarter());
assertEquals(2001, quarter.getYear().getYear());
// test 3...
quarter = Quarter.parseQuarter("Q3, 2002");
assertEquals(3, quarter.getQuarter());
assertEquals(2002, quarter.getYear().getYear());
}
/**
* Serialize an instance, restore it, and check for equality.
*/
@Test
public void testSerialization() throws IOException, ClassNotFoundException {
Quarter q1 = new Quarter(4, 1999);
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(q1);
out.close();
ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray())
);
Quarter q2 = (Quarter) in.readObject();
in.close();
assertEquals(q1, q2);
}
/**
* Two objects that are equal are required to return the same hashCode.
*/
@Test
public void testHashcode() {
Quarter q1 = new Quarter(2, 2003);
Quarter q2 = new Quarter(2, 2003);
assertEquals(q1, q2);
int h1 = q1.hashCode();
int h2 = q2.hashCode();
assertEquals(h1, h2);
}
/**
* The {@link Quarter} class is immutable, so should not be
* {@link Cloneable}.
*/
@Test
public void testNotCloneable() {
Quarter q = new Quarter(2, 2003);
assertFalse(q instanceof Cloneable);
}
/**
* Some tests for the constructor with (int, int) arguments. Covers bug
* report 1377239.
*/
@Test
public void testConstructor() {
try {
/*Quarter q =*/ new Quarter(0, 2005);
fail("IllegalArgumentException should have been thrown from 0 querter");
}
catch (IllegalArgumentException e) {
assertEquals("Quarter outside valid range.", e.getMessage());
}
try {
/*Quarter q =*/ new Quarter(5, 2005);
fail("IllegalArgumentException should have been thrown from 5 quarter");
}
catch (IllegalArgumentException e) {
assertEquals("Quarter outside valid range.", e.getMessage());
}
}
/**
* 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"));
Quarter q = new Quarter(3, 1970);
assertEquals(15634800000L, q.getFirstMillisecond());
Locale.setDefault(saved);
TimeZone.setDefault(savedZone);
}
/**
* Some checks for the getFirstMillisecond(TimeZone) method.
*/
@Test
public void testGetFirstMillisecondWithTimeZone() {
Quarter q = new Quarter(2, 1950);
TimeZone zone = TimeZone.getTimeZone("America/Los_Angeles");
Calendar c = new GregorianCalendar(zone);
assertEquals(-623347200000L, q.getFirstMillisecond(c));
// try null calendar
try {
q.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() {
Quarter q = new Quarter(1, 2001);
GregorianCalendar calendar = new GregorianCalendar(Locale.GERMANY);
calendar.setTimeZone(TimeZone.getTimeZone("Europe/Frankfurt"));
assertEquals(978307200000L, q.getFirstMillisecond(calendar));
// try null calendar
try {
q.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"));
Quarter q = new Quarter(3, 1970);
assertEquals(23583599999L, q.getLastMillisecond());
Locale.setDefault(saved);
TimeZone.setDefault(savedZone);
}
/**
* Some checks for the getLastMillisecond(TimeZone) method.
*/
@Test
public void testGetLastMillisecondWithTimeZone() {
Quarter q = new Quarter(2, 1950);
TimeZone zone = TimeZone.getTimeZone("America/Los_Angeles");
Calendar c = new GregorianCalendar(zone);
assertEquals(-615488400001L, q.getLastMillisecond(c));
// try null calendar
try {
q.getLastMillisecond(null);
fail("NullPointerException should have been thrown with null parameter");
}
catch (NullPointerException e) {
// we expect to go in here
}
}
/**
* Some checks for the getLastMillisecond(TimeZone) method.
*/
@Test
public void testGetLastMillisecondWithCalendar() {
Quarter q = new Quarter(3, 2001);
GregorianCalendar calendar = new GregorianCalendar(Locale.GERMANY);
calendar.setTimeZone(TimeZone.getTimeZone("Europe/Frankfurt"));
assertEquals(1001894399999L, q.getLastMillisecond(calendar));
// try null calendar
try {
q.getLastMillisecond(null);
fail("NullPointerException should have been thrown by null parameter");
}
catch (NullPointerException e) {
//we expect to go in here
}
}
/**
* Some checks for the getSerialIndex() method.
*/
@Test
public void testGetSerialIndex() {
Quarter q = new Quarter(1, 2000);
assertEquals(8001L, q.getSerialIndex());
q = new Quarter(1, 1900);
assertEquals(7601L, q.getSerialIndex());
}
/**
* Some checks for the testNext() method.
*/
@Test
public void testNext() {
Quarter q = new Quarter(1, 2000);
q = (Quarter) q.next();
assertEquals(new Year(2000), q.getYear());
assertEquals(2, q.getQuarter());
q = new Quarter(4, 9999);
assertNull(q.next());
}
/**
* Some checks for the getStart() method.
*/
@Test
public void testGetStart() {
Locale saved = Locale.getDefault();
Locale.setDefault(Locale.ITALY);
Calendar cal = Calendar.getInstance(Locale.ITALY);
cal.set(2006, Calendar.JULY, 1, 0, 0, 0);
cal.set(Calendar.MILLISECOND, 0);
Quarter q = new Quarter(3, 2006);
assertEquals(cal.getTime(), q.getStart());
Locale.setDefault(saved);
}
/**
* Some checks for the getEnd() method.
*/
@Test
public void testGetEnd() {
Locale saved = Locale.getDefault();
Locale.setDefault(Locale.ITALY);
Calendar cal = Calendar.getInstance(Locale.ITALY);
cal.set(2006, Calendar.MARCH, 31, 23, 59, 59);
cal.set(Calendar.MILLISECOND, 999);
Quarter q = new Quarter(1, 2006);
assertEquals(cal.getTime(), q.getEnd());
Locale.setDefault(saved);
}
}