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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.]
- *
- * --------------
- * MonthTest.java
- * --------------
- * (C) Copyright 2001-2013, by Object Refinery Limited.
- *
- * Original Author: David Gilbert (for Object Refinery Limited);
- * Contributor(s): -;
- *
- * Changes
- * -------
- * 16-Nov-2001 : Version 1 (DG);
- * 14-Feb-2002 : Order of parameters in Month(int, int) constructor
- * changed (DG);
- * 26-Jun-2002 : Removed unnecessary import (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 non-clonability test (DG);
- * 05-Oct-2006 : Added some new tests (DG);
- * 11-Jul-2007 : Fixed bad time zone assumption (DG);
- *
- */
- package org.jfree.data.time;
- 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 java.util.Calendar;
- import java.util.Date;
- import java.util.GregorianCalendar;
- import java.util.Locale;
- import java.util.TimeZone;
- import org.jfree.chart.TestUtilities;
- import org.jfree.date.MonthConstants;
- import org.junit.Before;
- import org.junit.Test;
- /**
- * Tests for the {@link Month} class.
- */
- public class MonthTest {
- /** A month. */
- private Month jan1900;
- /** A month. */
- private Month feb1900;
- /** A month. */
- private Month nov9999;
- /** A month. */
- private Month dec9999;
- /**
- * Common test setup.
- */
- @Before
- public void setUp() {
- this.jan1900 = new Month(MonthConstants.JANUARY, 1900);
- this.feb1900 = new Month(MonthConstants.FEBRUARY, 1900);
- this.nov9999 = new Month(MonthConstants.NOVEMBER, 9999);
- this.dec9999 = new Month(MonthConstants.DECEMBER, 9999);
- }
- /**
- * Check that a Month instance is equal to itself.
- *
- * SourceForge Bug ID: 558850.
- */
- @Test
- public void testEqualsSelf() {
- Month month = new Month();
- assertTrue(month.equals(month));
- }
- /**
- * Tests the equals method.
- */
- @Test
- public void testEquals() {
- Month m1 = new Month(MonthConstants.MAY, 2002);
- Month m2 = new Month(MonthConstants.MAY, 2002);
- assertTrue(m1.equals(m2));
- }
- /**
- * In GMT, the end of Feb 2000 is java.util.Date(951,868,799,999L). Use
- * this to check the Month constructor.
- */
- @Test
- public void testDateConstructor1() {
- TimeZone zone = TimeZone.getTimeZone("GMT");
- Month m1 = new Month(new Date(951868799999L), zone);
- Month m2 = new Month(new Date(951868800000L), zone);
- assertEquals(MonthConstants.FEBRUARY, m1.getMonth());
- assertEquals(951868799999L, m1.getLastMillisecond(zone));
- assertEquals(MonthConstants.MARCH, m2.getMonth());
- assertEquals(951868800000L, m2.getFirstMillisecond(zone));
- }
- /**
- * In Auckland, the end of Feb 2000 is java.util.Date(951,821,999,999L).
- * Use this to check the Month constructor.
- */
- @Test
- public void testDateConstructor2() {
- TimeZone zone = TimeZone.getTimeZone("Pacific/Auckland");
- Month m1 = new Month(new Date(951821999999L), zone);
- Month m2 = new Month(new Date(951822000000L), zone);
- assertEquals(MonthConstants.FEBRUARY, m1.getMonth());
- assertEquals(951821999999L, m1.getLastMillisecond(zone));
- assertEquals(MonthConstants.MARCH, m2.getMonth());
- assertEquals(951822000000L, m2.getFirstMillisecond(zone));
- }
- /**
- * Set up a month equal to Jan 1900. Request the previous month, it should
- * be null.
- */
- @Test
- public void testJan1900Previous() {
- Month previous = (Month) this.jan1900.previous();
- assertNull(previous);
- }
- /**
- * Set up a month equal to Jan 1900. Request the next month, it should be
- * Feb 1900.
- */
- @Test
- public void testJan1900Next() {
- Month next = (Month) this.jan1900.next();
- assertEquals(this.feb1900, next);
- }
- /**
- * Set up a month equal to Dec 9999. Request the previous month, it should
- * be Nov 9999.
- */
- @Test
- public void testDec9999Previous() {
- Month previous = (Month) this.dec9999.previous();
- assertEquals(this.nov9999, previous);
- }
- /**
- * Set up a month equal to Dec 9999. Request the next month, it should be
- * null.
- */
- @Test
- public void testDec9999Next() {
- Month next = (Month) this.dec9999.next();
- assertNull(next);
- }
- /**
- * Tests the string parsing code...
- */
- @Test
- public void testParseMonth() {
- Month month = null;
- // test 1...
- try {
- month = Month.parseMonth("1990-01");
- }
- catch (TimePeriodFormatException e) {
- month = new Month(1, 1900);
- }
- assertEquals(1, month.getMonth());
- assertEquals(1990, month.getYear().getYear());
- // test 2...
- try {
- month = Month.parseMonth("02-1991");
- }
- catch (TimePeriodFormatException e) {
- month = new Month(1, 1900);
- }
- assertEquals(2, month.getMonth());
- assertEquals(1991, month.getYear().getYear());
- // test 3...
- try {
- month = Month.parseMonth("March 1993");
- }
- catch (TimePeriodFormatException e) {
- month = new Month(1, 1900);
- }
- assertEquals(3, month.getMonth());
- assertEquals(1993, month.getYear().getYear());
- }
- /**
- * Serialize an instance, restore it, and check for equality.
- */
- @Test
- public void testSerialization() {
- Month m1 = new Month(12, 1999);
- Month m2 = (Month) TestUtilities.serialised(m1);
- assertEquals(m1, m2);
- }
- /**
- * Two objects that are equal are required to return the same hashCode.
- */
- @Test
- public void testHashcode() {
- Month m1 = new Month(2, 2003);
- Month m2 = new Month(2, 2003);
- assertTrue(m1.equals(m2));
- int h1 = m1.hashCode();
- int h2 = m2.hashCode();
- assertEquals(h1, h2);
- }
- /**
- * The {@link Month} class is immutable, so should not be {@link Cloneable}.
- */
- @Test
- public void testNotCloneable() {
- Month m = new Month(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"));
- Month m = new Month(3, 1970);
- assertEquals(5094000000L, m.getFirstMillisecond());
- Locale.setDefault(saved);
- TimeZone.setDefault(savedZone);
- }
- /**
- * Some checks for the getFirstMillisecond(TimeZone) method.
- */
- @Test
- public void testGetFirstMillisecondWithTimeZone() {
- Month m = new Month(2, 1950);
- TimeZone zone = TimeZone.getTimeZone("America/Los_Angeles");
- assertEquals(-628444800000L, m.getFirstMillisecond(zone));
- // try null calendar
- boolean pass = false;
- try {
- m.getFirstMillisecond((TimeZone) null);
- }
- catch (NullPointerException e) {
- pass = true;
- }
- assertTrue(pass);
- }
- /**
- * Some checks for the getFirstMillisecond(TimeZone) method.
- */
- @Test
- public void testGetFirstMillisecondWithCalendar() {
- Month m = new Month(1, 2001);
- GregorianCalendar calendar = new GregorianCalendar(Locale.GERMANY);
- calendar.setTimeZone(TimeZone.getTimeZone("Europe/Frankfurt"));
- assertEquals(978307200000L, m.getFirstMillisecond(calendar));
- // try null calendar
- boolean pass = false;
- try {
- m.getFirstMillisecond((Calendar) null);
- }
- catch (NullPointerException e) {
- pass = true;
- }
- assertTrue(pass);
- }
- /**
- * 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"));
- Month m = new Month(3, 1970);
- assertEquals(7772399999L, m.getLastMillisecond());
- Locale.setDefault(saved);
- TimeZone.setDefault(savedZone);
- }
- /**
- * Some checks for the getLastMillisecond(TimeZone) method.
- */
- @Test
- public void testGetLastMillisecondWithTimeZone() {
- Month m = new Month(2, 1950);
- TimeZone zone = TimeZone.getTimeZone("America/Los_Angeles");
- assertEquals(-626025600001L, m.getLastMillisecond(zone));
- // try null calendar
- boolean pass = false;
- try {
- m.getLastMillisecond((TimeZone) null);
- }
- catch (NullPointerException e) {
- pass = true;
- }
- assertTrue(pass);
- }
- /**
- * Some checks for the getLastMillisecond(TimeZone) method.
- */
- @Test
- public void testGetLastMillisecondWithCalendar() {
- Month m = new Month(3, 2001);
- GregorianCalendar calendar = new GregorianCalendar(Locale.GERMANY);
- calendar.setTimeZone(TimeZone.getTimeZone("Europe/Frankfurt"));
- assertEquals(986083199999L, m.getLastMillisecond(calendar));
- // try null calendar
- boolean pass = false;
- try {
- m.getLastMillisecond((Calendar) null);
- }
- catch (NullPointerException e) {
- pass = true;
- }
- assertTrue(pass);
- }
- /**
- * Some checks for the getSerialIndex() method.
- */
- @Test
- public void testGetSerialIndex() {
- Month m = new Month(1, 2000);
- assertEquals(24001L, m.getSerialIndex());
- m = new Month(1, 1900);
- assertEquals(22801L, m.getSerialIndex());
- }
- /**
- * Some checks for the testNext() method.
- */
- @Test
- public void testNext() {
- Month m = new Month(12, 2000);
- m = (Month) m.next();
- assertEquals(new Year(2001), m.getYear());
- assertEquals(1, m.getMonth());
- m = new Month(12, 9999);
- assertNull(m.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.MARCH, 1, 0, 0, 0);
- cal.set(Calendar.MILLISECOND, 0);
- Month m = new Month(3, 2006);
- assertEquals(cal.getTime(), m.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.JANUARY, 31, 23, 59, 59);
- cal.set(Calendar.MILLISECOND, 999);
- Month m = new Month(1, 2006);
- assertEquals(cal.getTime(), m.getEnd());
- Locale.setDefault(saved);
- }
- }
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