001 /*
002 * Copyright 2001-2005 Stephen Colebourne
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 * http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016 package org.joda.time.chrono;
017
018 import java.util.Locale;
019 import java.util.TimeZone;
020
021 import junit.framework.TestCase;
022 import junit.framework.TestSuite;
023
024 import org.joda.time.Chronology;
025 import org.joda.time.DateMidnight;
026 import org.joda.time.DateTimeConstants;
027 import org.joda.time.DateTimeUtils;
028 import org.joda.time.DateTimeZone;
029 import org.joda.time.YearMonthDay;
030
031 /**
032 * This class is a Junit unit test for GregorianChronology.
033 *
034 * @author Stephen Colebourne
035 */
036 public class TestGregorianChronology extends TestCase {
037
038 private static final DateTimeZone PARIS = DateTimeZone.forID("Europe/Paris");
039 private static final DateTimeZone LONDON = DateTimeZone.forID("Europe/London");
040 private static final DateTimeZone TOKYO = DateTimeZone.forID("Asia/Tokyo");
041
042 long y2002days = 365 + 365 + 366 + 365 + 365 + 365 + 366 + 365 + 365 + 365 +
043 366 + 365 + 365 + 365 + 366 + 365 + 365 + 365 + 366 + 365 +
044 365 + 365 + 366 + 365 + 365 + 365 + 366 + 365 + 365 + 365 +
045 366 + 365;
046 // 2002-06-09
047 private long TEST_TIME_NOW =
048 (y2002days + 31L + 28L + 31L + 30L + 31L + 9L -1L) * DateTimeConstants.MILLIS_PER_DAY;
049
050 private DateTimeZone originalDateTimeZone = null;
051 private TimeZone originalTimeZone = null;
052 private Locale originalLocale = null;
053
054 public static void main(String[] args) {
055 junit.textui.TestRunner.run(suite());
056 }
057
058 public static TestSuite suite() {
059 return new TestSuite(TestGregorianChronology.class);
060 }
061
062 public TestGregorianChronology(String name) {
063 super(name);
064 }
065
066 protected void setUp() throws Exception {
067 DateTimeUtils.setCurrentMillisFixed(TEST_TIME_NOW);
068 originalDateTimeZone = DateTimeZone.getDefault();
069 originalTimeZone = TimeZone.getDefault();
070 originalLocale = Locale.getDefault();
071 DateTimeZone.setDefault(LONDON);
072 TimeZone.setDefault(TimeZone.getTimeZone("Europe/London"));
073 Locale.setDefault(Locale.UK);
074 }
075
076 protected void tearDown() throws Exception {
077 DateTimeUtils.setCurrentMillisSystem();
078 DateTimeZone.setDefault(originalDateTimeZone);
079 TimeZone.setDefault(originalTimeZone);
080 Locale.setDefault(originalLocale);
081 originalDateTimeZone = null;
082 originalTimeZone = null;
083 originalLocale = null;
084 }
085
086 //-----------------------------------------------------------------------
087 public void testFactoryUTC() {
088 assertEquals(DateTimeZone.UTC, GregorianChronology.getInstanceUTC().getZone());
089 assertSame(GregorianChronology.class, GregorianChronology.getInstanceUTC().getClass());
090 }
091
092 public void testFactory() {
093 assertEquals(LONDON, GregorianChronology.getInstance().getZone());
094 assertSame(GregorianChronology.class, GregorianChronology.getInstance().getClass());
095 }
096
097 public void testFactory_Zone() {
098 assertEquals(TOKYO, GregorianChronology.getInstance(TOKYO).getZone());
099 assertEquals(PARIS, GregorianChronology.getInstance(PARIS).getZone());
100 assertEquals(LONDON, GregorianChronology.getInstance(null).getZone());
101 assertSame(GregorianChronology.class, GregorianChronology.getInstance(TOKYO).getClass());
102 }
103
104 public void testFactory_Zone_int() {
105 GregorianChronology chrono = GregorianChronology.getInstance(TOKYO, 2);
106 assertEquals(TOKYO, chrono.getZone());
107 assertEquals(2, chrono.getMinimumDaysInFirstWeek());
108
109 try {
110 GregorianChronology.getInstance(TOKYO, 0);
111 fail();
112 } catch (IllegalArgumentException ex) {}
113 try {
114 GregorianChronology.getInstance(TOKYO, 8);
115 fail();
116 } catch (IllegalArgumentException ex) {}
117 }
118
119 //-----------------------------------------------------------------------
120 public void testEquality() {
121 assertSame(GregorianChronology.getInstance(TOKYO), GregorianChronology.getInstance(TOKYO));
122 assertSame(GregorianChronology.getInstance(LONDON), GregorianChronology.getInstance(LONDON));
123 assertSame(GregorianChronology.getInstance(PARIS), GregorianChronology.getInstance(PARIS));
124 assertSame(GregorianChronology.getInstanceUTC(), GregorianChronology.getInstanceUTC());
125 assertSame(GregorianChronology.getInstance(), GregorianChronology.getInstance(LONDON));
126 }
127
128 public void testWithUTC() {
129 assertSame(GregorianChronology.getInstanceUTC(), GregorianChronology.getInstance(LONDON).withUTC());
130 assertSame(GregorianChronology.getInstanceUTC(), GregorianChronology.getInstance(TOKYO).withUTC());
131 assertSame(GregorianChronology.getInstanceUTC(), GregorianChronology.getInstanceUTC().withUTC());
132 assertSame(GregorianChronology.getInstanceUTC(), GregorianChronology.getInstance().withUTC());
133 }
134
135 public void testWithZone() {
136 assertSame(GregorianChronology.getInstance(TOKYO), GregorianChronology.getInstance(TOKYO).withZone(TOKYO));
137 assertSame(GregorianChronology.getInstance(LONDON), GregorianChronology.getInstance(TOKYO).withZone(LONDON));
138 assertSame(GregorianChronology.getInstance(PARIS), GregorianChronology.getInstance(TOKYO).withZone(PARIS));
139 assertSame(GregorianChronology.getInstance(LONDON), GregorianChronology.getInstance(TOKYO).withZone(null));
140 assertSame(GregorianChronology.getInstance(PARIS), GregorianChronology.getInstance().withZone(PARIS));
141 assertSame(GregorianChronology.getInstance(PARIS), GregorianChronology.getInstanceUTC().withZone(PARIS));
142 }
143
144 public void testToString() {
145 assertEquals("GregorianChronology[Europe/London]", GregorianChronology.getInstance(LONDON).toString());
146 assertEquals("GregorianChronology[Asia/Tokyo]", GregorianChronology.getInstance(TOKYO).toString());
147 assertEquals("GregorianChronology[Europe/London]", GregorianChronology.getInstance().toString());
148 assertEquals("GregorianChronology[UTC]", GregorianChronology.getInstanceUTC().toString());
149 assertEquals("GregorianChronology[UTC,mdfw=2]", GregorianChronology.getInstance(DateTimeZone.UTC, 2).toString());
150 }
151
152 //-----------------------------------------------------------------------
153 public void testDurationFields() {
154 assertEquals("eras", GregorianChronology.getInstance().eras().getName());
155 assertEquals("centuries", GregorianChronology.getInstance().centuries().getName());
156 assertEquals("years", GregorianChronology.getInstance().years().getName());
157 assertEquals("weekyears", GregorianChronology.getInstance().weekyears().getName());
158 assertEquals("months", GregorianChronology.getInstance().months().getName());
159 assertEquals("weeks", GregorianChronology.getInstance().weeks().getName());
160 assertEquals("days", GregorianChronology.getInstance().days().getName());
161 assertEquals("halfdays", GregorianChronology.getInstance().halfdays().getName());
162 assertEquals("hours", GregorianChronology.getInstance().hours().getName());
163 assertEquals("minutes", GregorianChronology.getInstance().minutes().getName());
164 assertEquals("seconds", GregorianChronology.getInstance().seconds().getName());
165 assertEquals("millis", GregorianChronology.getInstance().millis().getName());
166
167 assertEquals(false, GregorianChronology.getInstance().eras().isSupported());
168 assertEquals(true, GregorianChronology.getInstance().centuries().isSupported());
169 assertEquals(true, GregorianChronology.getInstance().years().isSupported());
170 assertEquals(true, GregorianChronology.getInstance().weekyears().isSupported());
171 assertEquals(true, GregorianChronology.getInstance().months().isSupported());
172 assertEquals(true, GregorianChronology.getInstance().weeks().isSupported());
173 assertEquals(true, GregorianChronology.getInstance().days().isSupported());
174 assertEquals(true, GregorianChronology.getInstance().halfdays().isSupported());
175 assertEquals(true, GregorianChronology.getInstance().hours().isSupported());
176 assertEquals(true, GregorianChronology.getInstance().minutes().isSupported());
177 assertEquals(true, GregorianChronology.getInstance().seconds().isSupported());
178 assertEquals(true, GregorianChronology.getInstance().millis().isSupported());
179
180 assertEquals(false, GregorianChronology.getInstance().centuries().isPrecise());
181 assertEquals(false, GregorianChronology.getInstance().years().isPrecise());
182 assertEquals(false, GregorianChronology.getInstance().weekyears().isPrecise());
183 assertEquals(false, GregorianChronology.getInstance().months().isPrecise());
184 assertEquals(false, GregorianChronology.getInstance().weeks().isPrecise());
185 assertEquals(false, GregorianChronology.getInstance().days().isPrecise());
186 assertEquals(false, GregorianChronology.getInstance().halfdays().isPrecise());
187 assertEquals(true, GregorianChronology.getInstance().hours().isPrecise());
188 assertEquals(true, GregorianChronology.getInstance().minutes().isPrecise());
189 assertEquals(true, GregorianChronology.getInstance().seconds().isPrecise());
190 assertEquals(true, GregorianChronology.getInstance().millis().isPrecise());
191
192 assertEquals(false, GregorianChronology.getInstanceUTC().centuries().isPrecise());
193 assertEquals(false, GregorianChronology.getInstanceUTC().years().isPrecise());
194 assertEquals(false, GregorianChronology.getInstanceUTC().weekyears().isPrecise());
195 assertEquals(false, GregorianChronology.getInstanceUTC().months().isPrecise());
196 assertEquals(true, GregorianChronology.getInstanceUTC().weeks().isPrecise());
197 assertEquals(true, GregorianChronology.getInstanceUTC().days().isPrecise());
198 assertEquals(true, GregorianChronology.getInstanceUTC().halfdays().isPrecise());
199 assertEquals(true, GregorianChronology.getInstanceUTC().hours().isPrecise());
200 assertEquals(true, GregorianChronology.getInstanceUTC().minutes().isPrecise());
201 assertEquals(true, GregorianChronology.getInstanceUTC().seconds().isPrecise());
202 assertEquals(true, GregorianChronology.getInstanceUTC().millis().isPrecise());
203
204 DateTimeZone gmt = DateTimeZone.forID("Etc/GMT");
205 assertEquals(false, GregorianChronology.getInstance(gmt).centuries().isPrecise());
206 assertEquals(false, GregorianChronology.getInstance(gmt).years().isPrecise());
207 assertEquals(false, GregorianChronology.getInstance(gmt).weekyears().isPrecise());
208 assertEquals(false, GregorianChronology.getInstance(gmt).months().isPrecise());
209 assertEquals(true, GregorianChronology.getInstance(gmt).weeks().isPrecise());
210 assertEquals(true, GregorianChronology.getInstance(gmt).days().isPrecise());
211 assertEquals(true, GregorianChronology.getInstance(gmt).halfdays().isPrecise());
212 assertEquals(true, GregorianChronology.getInstance(gmt).hours().isPrecise());
213 assertEquals(true, GregorianChronology.getInstance(gmt).minutes().isPrecise());
214 assertEquals(true, GregorianChronology.getInstance(gmt).seconds().isPrecise());
215 assertEquals(true, GregorianChronology.getInstance(gmt).millis().isPrecise());
216 }
217
218 public void testDateFields() {
219 assertEquals("era", GregorianChronology.getInstance().era().getName());
220 assertEquals("centuryOfEra", GregorianChronology.getInstance().centuryOfEra().getName());
221 assertEquals("yearOfCentury", GregorianChronology.getInstance().yearOfCentury().getName());
222 assertEquals("yearOfEra", GregorianChronology.getInstance().yearOfEra().getName());
223 assertEquals("year", GregorianChronology.getInstance().year().getName());
224 assertEquals("monthOfYear", GregorianChronology.getInstance().monthOfYear().getName());
225 assertEquals("weekyearOfCentury", GregorianChronology.getInstance().weekyearOfCentury().getName());
226 assertEquals("weekyear", GregorianChronology.getInstance().weekyear().getName());
227 assertEquals("weekOfWeekyear", GregorianChronology.getInstance().weekOfWeekyear().getName());
228 assertEquals("dayOfYear", GregorianChronology.getInstance().dayOfYear().getName());
229 assertEquals("dayOfMonth", GregorianChronology.getInstance().dayOfMonth().getName());
230 assertEquals("dayOfWeek", GregorianChronology.getInstance().dayOfWeek().getName());
231
232 assertEquals(true, GregorianChronology.getInstance().era().isSupported());
233 assertEquals(true, GregorianChronology.getInstance().centuryOfEra().isSupported());
234 assertEquals(true, GregorianChronology.getInstance().yearOfCentury().isSupported());
235 assertEquals(true, GregorianChronology.getInstance().yearOfEra().isSupported());
236 assertEquals(true, GregorianChronology.getInstance().year().isSupported());
237 assertEquals(true, GregorianChronology.getInstance().monthOfYear().isSupported());
238 assertEquals(true, GregorianChronology.getInstance().weekyearOfCentury().isSupported());
239 assertEquals(true, GregorianChronology.getInstance().weekyear().isSupported());
240 assertEquals(true, GregorianChronology.getInstance().weekOfWeekyear().isSupported());
241 assertEquals(true, GregorianChronology.getInstance().dayOfYear().isSupported());
242 assertEquals(true, GregorianChronology.getInstance().dayOfMonth().isSupported());
243 assertEquals(true, GregorianChronology.getInstance().dayOfWeek().isSupported());
244 }
245
246 public void testTimeFields() {
247 assertEquals("halfdayOfDay", GregorianChronology.getInstance().halfdayOfDay().getName());
248 assertEquals("clockhourOfHalfday", GregorianChronology.getInstance().clockhourOfHalfday().getName());
249 assertEquals("hourOfHalfday", GregorianChronology.getInstance().hourOfHalfday().getName());
250 assertEquals("clockhourOfDay", GregorianChronology.getInstance().clockhourOfDay().getName());
251 assertEquals("hourOfDay", GregorianChronology.getInstance().hourOfDay().getName());
252 assertEquals("minuteOfDay", GregorianChronology.getInstance().minuteOfDay().getName());
253 assertEquals("minuteOfHour", GregorianChronology.getInstance().minuteOfHour().getName());
254 assertEquals("secondOfDay", GregorianChronology.getInstance().secondOfDay().getName());
255 assertEquals("secondOfMinute", GregorianChronology.getInstance().secondOfMinute().getName());
256 assertEquals("millisOfDay", GregorianChronology.getInstance().millisOfDay().getName());
257 assertEquals("millisOfSecond", GregorianChronology.getInstance().millisOfSecond().getName());
258
259 assertEquals(true, GregorianChronology.getInstance().halfdayOfDay().isSupported());
260 assertEquals(true, GregorianChronology.getInstance().clockhourOfHalfday().isSupported());
261 assertEquals(true, GregorianChronology.getInstance().hourOfHalfday().isSupported());
262 assertEquals(true, GregorianChronology.getInstance().clockhourOfDay().isSupported());
263 assertEquals(true, GregorianChronology.getInstance().hourOfDay().isSupported());
264 assertEquals(true, GregorianChronology.getInstance().minuteOfDay().isSupported());
265 assertEquals(true, GregorianChronology.getInstance().minuteOfHour().isSupported());
266 assertEquals(true, GregorianChronology.getInstance().secondOfDay().isSupported());
267 assertEquals(true, GregorianChronology.getInstance().secondOfMinute().isSupported());
268 assertEquals(true, GregorianChronology.getInstance().millisOfDay().isSupported());
269 assertEquals(true, GregorianChronology.getInstance().millisOfSecond().isSupported());
270 }
271
272 public void testMaximumValue() {
273 YearMonthDay ymd1 = new YearMonthDay(1999, DateTimeConstants.FEBRUARY, 1);
274 DateMidnight dm1 = new DateMidnight(1999, DateTimeConstants.FEBRUARY, 1);
275 Chronology chrono = GregorianChronology.getInstance();
276 assertEquals(28, chrono.dayOfMonth().getMaximumValue(ymd1));
277 assertEquals(28, chrono.dayOfMonth().getMaximumValue(dm1.getMillis()));
278 }
279
280 }