001    /*
002     *  Copyright 2001-2009 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;
017    
018    import java.io.ByteArrayInputStream;
019    import java.io.ByteArrayOutputStream;
020    import java.io.ObjectInputStream;
021    import java.io.ObjectOutputStream;
022    import java.util.Calendar;
023    import java.util.Date;
024    import java.util.GregorianCalendar;
025    import java.util.Locale;
026    import java.util.TimeZone;
027    
028    import junit.framework.TestCase;
029    import junit.framework.TestSuite;
030    
031    import org.joda.time.base.AbstractInstant;
032    import org.joda.time.chrono.BaseChronology;
033    import org.joda.time.chrono.BuddhistChronology;
034    import org.joda.time.chrono.CopticChronology;
035    import org.joda.time.chrono.GJChronology;
036    import org.joda.time.chrono.GregorianChronology;
037    import org.joda.time.chrono.ISOChronology;
038    import org.joda.time.field.UnsupportedDateTimeField;
039    import org.joda.time.field.UnsupportedDurationField;
040    import org.joda.time.format.DateTimeFormat;
041    import org.joda.time.format.DateTimeFormatter;
042    
043    /**
044     * This class is a Junit unit test for DateTime.
045     *
046     * @author Stephen Colebourne
047     */
048    public class TestDateTime_Basics extends TestCase {
049        // Test in 2002/03 as time zones are more well known
050        // (before the late 90's they were all over the place)
051    
052        private static final DateTimeZone PARIS = DateTimeZone.forID("Europe/Paris");
053        private static final DateTimeZone LONDON = DateTimeZone.forID("Europe/London");
054    
055        // the default time zone is set to LONDON in setUp()
056        // we have to hard code LONDON here (instead of ISOChronology.getInstance() etc.)
057        // as TestAll sets up a different time zone for better all-round testing
058        private static final ISOChronology ISO_UTC = ISOChronology.getInstanceUTC();
059        private static final ISOChronology ISO_DEFAULT = ISOChronology.getInstance(LONDON);
060        private static final ISOChronology ISO_PARIS = ISOChronology.getInstance(PARIS);
061        private static final GJChronology GJ_DEFAULT = GJChronology.getInstance(LONDON);
062        private static final GregorianChronology GREGORIAN_DEFAULT = GregorianChronology.getInstance(LONDON);
063        private static final GregorianChronology GREGORIAN_PARIS = GregorianChronology.getInstance(PARIS);
064        private static final BuddhistChronology BUDDHIST_UTC = BuddhistChronology.getInstanceUTC();
065        private static final BuddhistChronology BUDDHIST_DEFAULT = BuddhistChronology.getInstance(LONDON);
066        private static final CopticChronology COPTIC_DEFAULT = CopticChronology.getInstance(LONDON);
067        
068        long y2002days = 365 + 365 + 366 + 365 + 365 + 365 + 366 + 365 + 365 + 365 + 
069                         366 + 365 + 365 + 365 + 366 + 365 + 365 + 365 + 366 + 365 + 
070                         365 + 365 + 366 + 365 + 365 + 365 + 366 + 365 + 365 + 365 +
071                         366 + 365;
072        long y2003days = 365 + 365 + 366 + 365 + 365 + 365 + 366 + 365 + 365 + 365 + 
073                         366 + 365 + 365 + 365 + 366 + 365 + 365 + 365 + 366 + 365 + 
074                         365 + 365 + 366 + 365 + 365 + 365 + 366 + 365 + 365 + 365 +
075                         366 + 365 + 365;
076        
077        // 2002-06-09
078        private long TEST_TIME_NOW =
079                (y2002days + 31L + 28L + 31L + 30L + 31L + 9L -1L) * DateTimeConstants.MILLIS_PER_DAY;
080                
081        // 2002-04-05
082        private long TEST_TIME1 =
083                (y2002days + 31L + 28L + 31L + 5L -1L) * DateTimeConstants.MILLIS_PER_DAY
084                + 12L * DateTimeConstants.MILLIS_PER_HOUR
085                + 24L * DateTimeConstants.MILLIS_PER_MINUTE;
086            
087        // 2003-05-06
088        private long TEST_TIME2 =
089                (y2003days + 31L + 28L + 31L + 30L + 6L -1L) * DateTimeConstants.MILLIS_PER_DAY
090                + 14L * DateTimeConstants.MILLIS_PER_HOUR
091                + 28L * DateTimeConstants.MILLIS_PER_MINUTE;
092        
093        private DateTimeZone originalDateTimeZone = null;
094        private TimeZone originalTimeZone = null;
095        private Locale originalLocale = null;
096    
097        public static void main(String[] args) {
098            junit.textui.TestRunner.run(suite());
099        }
100    
101        public static TestSuite suite() {
102            return new TestSuite(TestDateTime_Basics.class);
103        }
104    
105        public TestDateTime_Basics(String name) {
106            super(name);
107        }
108    
109        protected void setUp() throws Exception {
110            DateTimeUtils.setCurrentMillisFixed(TEST_TIME_NOW);
111            originalDateTimeZone = DateTimeZone.getDefault();
112            originalTimeZone = TimeZone.getDefault();
113            originalLocale = Locale.getDefault();
114            DateTimeZone.setDefault(LONDON);
115            TimeZone.setDefault(TimeZone.getTimeZone("Europe/London"));
116            Locale.setDefault(Locale.UK);
117        }
118    
119        protected void tearDown() throws Exception {
120            DateTimeUtils.setCurrentMillisSystem();
121            DateTimeZone.setDefault(originalDateTimeZone);
122            TimeZone.setDefault(originalTimeZone);
123            Locale.setDefault(originalLocale);
124            originalDateTimeZone = null;
125            originalTimeZone = null;
126            originalLocale = null;
127        }
128    
129        //-----------------------------------------------------------------------
130        public void testTest() {
131            assertEquals("2002-06-09T00:00:00.000Z", new Instant(TEST_TIME_NOW).toString());
132            assertEquals("2002-04-05T12:24:00.000Z", new Instant(TEST_TIME1).toString());
133            assertEquals("2003-05-06T14:28:00.000Z", new Instant(TEST_TIME2).toString());
134        }
135    
136        //-----------------------------------------------------------------------
137        public void testGet_DateTimeField() {
138            DateTime test = new DateTime();
139            assertEquals(1, test.get(ISO_DEFAULT.era()));
140            assertEquals(20, test.get(ISO_DEFAULT.centuryOfEra()));
141            assertEquals(2, test.get(ISO_DEFAULT.yearOfCentury()));
142            assertEquals(2002, test.get(ISO_DEFAULT.yearOfEra()));
143            assertEquals(2002, test.get(ISO_DEFAULT.year()));
144            assertEquals(6, test.get(ISO_DEFAULT.monthOfYear()));
145            assertEquals(9, test.get(ISO_DEFAULT.dayOfMonth()));
146            assertEquals(2002, test.get(ISO_DEFAULT.weekyear()));
147            assertEquals(23, test.get(ISO_DEFAULT.weekOfWeekyear()));
148            assertEquals(7, test.get(ISO_DEFAULT.dayOfWeek()));
149            assertEquals(160, test.get(ISO_DEFAULT.dayOfYear()));
150            assertEquals(0, test.get(ISO_DEFAULT.halfdayOfDay()));
151            assertEquals(1, test.get(ISO_DEFAULT.hourOfHalfday()));
152            assertEquals(1, test.get(ISO_DEFAULT.clockhourOfDay()));
153            assertEquals(1, test.get(ISO_DEFAULT.clockhourOfHalfday()));
154            assertEquals(1, test.get(ISO_DEFAULT.hourOfDay()));
155            assertEquals(0, test.get(ISO_DEFAULT.minuteOfHour()));
156            assertEquals(60, test.get(ISO_DEFAULT.minuteOfDay()));
157            assertEquals(0, test.get(ISO_DEFAULT.secondOfMinute()));
158            assertEquals(60 * 60, test.get(ISO_DEFAULT.secondOfDay()));
159            assertEquals(0, test.get(ISO_DEFAULT.millisOfSecond()));
160            assertEquals(60 * 60 * 1000, test.get(ISO_DEFAULT.millisOfDay()));
161            try {
162                test.get((DateTimeField) null);
163                fail();
164            } catch (IllegalArgumentException ex) {}
165        }
166    
167        public void testGet_DateTimeFieldType() {
168            DateTime test = new DateTime();
169            assertEquals(1, test.get(DateTimeFieldType.era()));
170            assertEquals(20, test.get(DateTimeFieldType.centuryOfEra()));
171            assertEquals(2, test.get(DateTimeFieldType.yearOfCentury()));
172            assertEquals(2002, test.get(DateTimeFieldType.yearOfEra()));
173            assertEquals(2002, test.get(DateTimeFieldType.year()));
174            assertEquals(6, test.get(DateTimeFieldType.monthOfYear()));
175            assertEquals(9, test.get(DateTimeFieldType.dayOfMonth()));
176            assertEquals(2002, test.get(DateTimeFieldType.weekyear()));
177            assertEquals(23, test.get(DateTimeFieldType.weekOfWeekyear()));
178            assertEquals(7, test.get(DateTimeFieldType.dayOfWeek()));
179            assertEquals(160, test.get(DateTimeFieldType.dayOfYear()));
180            assertEquals(0, test.get(DateTimeFieldType.halfdayOfDay()));
181            assertEquals(1, test.get(DateTimeFieldType.hourOfHalfday()));
182            assertEquals(1, test.get(DateTimeFieldType.clockhourOfDay()));
183            assertEquals(1, test.get(DateTimeFieldType.clockhourOfHalfday()));
184            assertEquals(1, test.get(DateTimeFieldType.hourOfDay()));
185            assertEquals(0, test.get(DateTimeFieldType.minuteOfHour()));
186            assertEquals(60, test.get(DateTimeFieldType.minuteOfDay()));
187            assertEquals(0, test.get(DateTimeFieldType.secondOfMinute()));
188            assertEquals(60 * 60, test.get(DateTimeFieldType.secondOfDay()));
189            assertEquals(0, test.get(DateTimeFieldType.millisOfSecond()));
190            assertEquals(60 * 60 * 1000, test.get(DateTimeFieldType.millisOfDay()));
191            try {
192                test.get((DateTimeFieldType) null);
193                fail();
194            } catch (IllegalArgumentException ex) {}
195        }
196    
197        public void testIsSupported_DateTimeFieldType() {
198            DateTime test = new DateTime();
199            assertEquals(true, test.isSupported(DateTimeFieldType.era()));
200            assertEquals(true, test.isSupported(DateTimeFieldType.centuryOfEra()));
201            assertEquals(true, test.isSupported(DateTimeFieldType.yearOfCentury()));
202            assertEquals(true, test.isSupported(DateTimeFieldType.yearOfEra()));
203            assertEquals(true, test.isSupported(DateTimeFieldType.year()));
204            assertEquals(true, test.isSupported(DateTimeFieldType.monthOfYear()));
205            assertEquals(true, test.isSupported(DateTimeFieldType.dayOfMonth()));
206            assertEquals(true, test.isSupported(DateTimeFieldType.weekyear()));
207            assertEquals(true, test.isSupported(DateTimeFieldType.weekOfWeekyear()));
208            assertEquals(true, test.isSupported(DateTimeFieldType.dayOfWeek()));
209            assertEquals(true, test.isSupported(DateTimeFieldType.dayOfYear()));
210            assertEquals(true, test.isSupported(DateTimeFieldType.halfdayOfDay()));
211            assertEquals(true, test.isSupported(DateTimeFieldType.hourOfHalfday()));
212            assertEquals(true, test.isSupported(DateTimeFieldType.clockhourOfDay()));
213            assertEquals(true, test.isSupported(DateTimeFieldType.clockhourOfHalfday()));
214            assertEquals(true, test.isSupported(DateTimeFieldType.hourOfDay()));
215            assertEquals(true, test.isSupported(DateTimeFieldType.minuteOfHour()));
216            assertEquals(true, test.isSupported(DateTimeFieldType.minuteOfDay()));
217            assertEquals(true, test.isSupported(DateTimeFieldType.secondOfMinute()));
218            assertEquals(true, test.isSupported(DateTimeFieldType.secondOfDay()));
219            assertEquals(true, test.isSupported(DateTimeFieldType.millisOfSecond()));
220            assertEquals(true, test.isSupported(DateTimeFieldType.millisOfDay()));
221            assertEquals(false, test.isSupported(null));
222        }
223    
224        //-----------------------------------------------------------------------
225        public void testGetters() {
226            DateTime test = new DateTime();
227            
228            assertEquals(ISO_DEFAULT, test.getChronology());
229            assertEquals(LONDON, test.getZone());
230            assertEquals(TEST_TIME_NOW, test.getMillis());
231            
232            assertEquals(1, test.getEra());
233            assertEquals(20, test.getCenturyOfEra());
234            assertEquals(2, test.getYearOfCentury());
235            assertEquals(2002, test.getYearOfEra());
236            assertEquals(2002, test.getYear());
237            assertEquals(6, test.getMonthOfYear());
238            assertEquals(9, test.getDayOfMonth());
239            assertEquals(2002, test.getWeekyear());
240            assertEquals(23, test.getWeekOfWeekyear());
241            assertEquals(7, test.getDayOfWeek());
242            assertEquals(160, test.getDayOfYear());
243            assertEquals(1, test.getHourOfDay());
244            assertEquals(0, test.getMinuteOfHour());
245            assertEquals(60, test.getMinuteOfDay());
246            assertEquals(0, test.getSecondOfMinute());
247            assertEquals(60 * 60, test.getSecondOfDay());
248            assertEquals(0, test.getMillisOfSecond());
249            assertEquals(60 * 60 * 1000, test.getMillisOfDay());
250        }
251    
252        public void testWithers() {
253            DateTime test = new DateTime(1970, 6, 9, 10, 20, 30, 40, GJ_DEFAULT);
254            check(test.withYear(2000), 2000, 6, 9, 10, 20, 30, 40);
255            check(test.withMonthOfYear(2), 1970, 2, 9, 10, 20, 30, 40);
256            check(test.withDayOfMonth(2), 1970, 6, 2, 10, 20, 30, 40);
257            check(test.withDayOfYear(6), 1970, 1, 6, 10, 20, 30, 40);
258            check(test.withDayOfWeek(6), 1970, 6, 13, 10, 20, 30, 40);
259            check(test.withWeekOfWeekyear(6), 1970, 2, 3, 10, 20, 30, 40);
260            check(test.withWeekyear(1971), 1971, 6, 15, 10, 20, 30, 40);
261            check(test.withYearOfCentury(60), 1960, 6, 9, 10, 20, 30, 40);
262            check(test.withCenturyOfEra(21), 2070, 6, 9, 10, 20, 30, 40);
263            check(test.withYearOfEra(1066), 1066, 6, 9, 10, 20, 30, 40);
264            check(test.withEra(DateTimeConstants.BC), -1970, 6, 9, 10, 20, 30, 40);
265            check(test.withHourOfDay(6), 1970, 6, 9, 6, 20, 30, 40);
266            check(test.withMinuteOfHour(6), 1970, 6, 9, 10, 6, 30, 40);
267            check(test.withSecondOfMinute(6), 1970, 6, 9, 10, 20, 6, 40);
268            check(test.withMillisOfSecond(6), 1970, 6, 9, 10, 20, 30, 6);
269            check(test.withMillisOfDay(61234), 1970, 6, 9, 0, 1, 1, 234);
270            
271            try {
272                test.withMonthOfYear(0);
273                fail();
274            } catch (IllegalArgumentException ex) {}
275            try {
276                test.withMonthOfYear(13);
277                fail();
278            } catch (IllegalArgumentException ex) {}
279        }
280    
281        //-----------------------------------------------------------------------
282        public void testEqualsHashCode() {
283            DateTime test1 = new DateTime(TEST_TIME1);
284            DateTime test2 = new DateTime(TEST_TIME1);
285            assertEquals(true, test1.equals(test2));
286            assertEquals(true, test2.equals(test1));
287            assertEquals(true, test1.equals(test1));
288            assertEquals(true, test2.equals(test2));
289            assertEquals(true, test1.hashCode() == test2.hashCode());
290            assertEquals(true, test1.hashCode() == test1.hashCode());
291            assertEquals(true, test2.hashCode() == test2.hashCode());
292            
293            DateTime test3 = new DateTime(TEST_TIME2);
294            assertEquals(false, test1.equals(test3));
295            assertEquals(false, test2.equals(test3));
296            assertEquals(false, test3.equals(test1));
297            assertEquals(false, test3.equals(test2));
298            assertEquals(false, test1.hashCode() == test3.hashCode());
299            assertEquals(false, test2.hashCode() == test3.hashCode());
300            
301            assertEquals(false, test1.equals("Hello"));
302            assertEquals(true, test1.equals(new MockInstant()));
303            assertEquals(false, test1.equals(new DateTime(TEST_TIME1, GREGORIAN_DEFAULT)));
304            assertEquals(true, new DateTime(TEST_TIME1, new MockEqualsChronology()).equals(new DateTime(TEST_TIME1, new MockEqualsChronology())));
305            assertEquals(false, new DateTime(TEST_TIME1, new MockEqualsChronology()).equals(new DateTime(TEST_TIME1, ISO_DEFAULT)));
306        }
307        
308        class MockInstant extends AbstractInstant {
309            public String toString() {
310                return null;
311            }
312            public long getMillis() {
313                return TEST_TIME1;
314            }
315            public Chronology getChronology() {
316                return ISO_DEFAULT;
317            }
318        }
319    
320        class MockEqualsChronology extends BaseChronology {
321            public boolean equals(Object obj) {
322                return obj instanceof MockEqualsChronology;
323            }
324            public DateTimeZone getZone() {
325                return null;
326            }
327            public Chronology withUTC() {
328                return this;
329            }
330            public Chronology withZone(DateTimeZone zone) {
331                return this;
332            }
333            public String toString() {
334                return "";
335            }
336        }
337    
338        public void testCompareTo() {
339            DateTime test1 = new DateTime(TEST_TIME1);
340            DateTime test1a = new DateTime(TEST_TIME1);
341            assertEquals(0, test1.compareTo(test1a));
342            assertEquals(0, test1a.compareTo(test1));
343            assertEquals(0, test1.compareTo(test1));
344            assertEquals(0, test1a.compareTo(test1a));
345            
346            DateTime test2 = new DateTime(TEST_TIME2);
347            assertEquals(-1, test1.compareTo(test2));
348            assertEquals(+1, test2.compareTo(test1));
349            
350            DateTime test3 = new DateTime(TEST_TIME2, GREGORIAN_PARIS);
351            assertEquals(-1, test1.compareTo(test3));
352            assertEquals(+1, test3.compareTo(test1));
353            assertEquals(0, test3.compareTo(test2));
354            
355            assertEquals(+1, test2.compareTo(new MockInstant()));
356            assertEquals(0, test1.compareTo(new MockInstant()));
357            
358            try {
359                test1.compareTo(null);
360                fail();
361            } catch (NullPointerException ex) {}
362    //        try {
363    //            test1.compareTo(new Date());
364    //            fail();
365    //        } catch (ClassCastException ex) {}
366        }
367        
368        //-----------------------------------------------------------------------
369        public void testIsEqual_long() {
370            assertEquals(false, new DateTime(TEST_TIME1).isEqual(TEST_TIME2));
371            assertEquals(true, new DateTime(TEST_TIME1).isEqual(TEST_TIME1));
372            assertEquals(false, new DateTime(TEST_TIME2).isEqual(TEST_TIME1));
373        }
374        
375        public void testIsEqualNow() {
376            assertEquals(false, new DateTime(TEST_TIME_NOW - 1).isEqualNow());
377            assertEquals(true, new DateTime(TEST_TIME_NOW).isEqualNow());
378            assertEquals(false, new DateTime(TEST_TIME_NOW + 1).isEqualNow());
379        }
380        
381        public void testIsEqual_RI() {
382            DateTime test1 = new DateTime(TEST_TIME1);
383            DateTime test1a = new DateTime(TEST_TIME1);
384            assertEquals(true, test1.isEqual(test1a));
385            assertEquals(true, test1a.isEqual(test1));
386            assertEquals(true, test1.isEqual(test1));
387            assertEquals(true, test1a.isEqual(test1a));
388            
389            DateTime test2 = new DateTime(TEST_TIME2);
390            assertEquals(false, test1.isEqual(test2));
391            assertEquals(false, test2.isEqual(test1));
392            
393            DateTime test3 = new DateTime(TEST_TIME2, GREGORIAN_PARIS);
394            assertEquals(false, test1.isEqual(test3));
395            assertEquals(false, test3.isEqual(test1));
396            assertEquals(true, test3.isEqual(test2));
397            
398            assertEquals(false, test2.isEqual(new MockInstant()));
399            assertEquals(true, test1.isEqual(new MockInstant()));
400            
401            assertEquals(false, new DateTime(TEST_TIME_NOW + 1).isEqual(null));
402            assertEquals(true, new DateTime(TEST_TIME_NOW).isEqual(null));
403            assertEquals(false, new DateTime(TEST_TIME_NOW - 1).isEqual(null));
404        }
405        
406        //-----------------------------------------------------------------------
407        public void testIsBefore_long() {
408            assertEquals(true, new DateTime(TEST_TIME1).isBefore(TEST_TIME2));
409            assertEquals(false, new DateTime(TEST_TIME1).isBefore(TEST_TIME1));
410            assertEquals(false, new DateTime(TEST_TIME2).isBefore(TEST_TIME1));
411        }
412        
413        public void testIsBeforeNow() {
414            assertEquals(true, new DateTime(TEST_TIME_NOW - 1).isBeforeNow());
415            assertEquals(false, new DateTime(TEST_TIME_NOW).isBeforeNow());
416            assertEquals(false, new DateTime(TEST_TIME_NOW + 1).isBeforeNow());
417        }
418        
419        public void testIsBefore_RI() {
420            DateTime test1 = new DateTime(TEST_TIME1);
421            DateTime test1a = new DateTime(TEST_TIME1);
422            assertEquals(false, test1.isBefore(test1a));
423            assertEquals(false, test1a.isBefore(test1));
424            assertEquals(false, test1.isBefore(test1));
425            assertEquals(false, test1a.isBefore(test1a));
426            
427            DateTime test2 = new DateTime(TEST_TIME2);
428            assertEquals(true, test1.isBefore(test2));
429            assertEquals(false, test2.isBefore(test1));
430            
431            DateTime test3 = new DateTime(TEST_TIME2, GREGORIAN_PARIS);
432            assertEquals(true, test1.isBefore(test3));
433            assertEquals(false, test3.isBefore(test1));
434            assertEquals(false, test3.isBefore(test2));
435            
436            assertEquals(false, test2.isBefore(new MockInstant()));
437            assertEquals(false, test1.isBefore(new MockInstant()));
438            
439            assertEquals(false, new DateTime(TEST_TIME_NOW + 1).isBefore(null));
440            assertEquals(false, new DateTime(TEST_TIME_NOW).isBefore(null));
441            assertEquals(true, new DateTime(TEST_TIME_NOW - 1).isBefore(null));
442        }
443        
444        //-----------------------------------------------------------------------
445        public void testIsAfter_long() {
446            assertEquals(false, new DateTime(TEST_TIME1).isAfter(TEST_TIME2));
447            assertEquals(false, new DateTime(TEST_TIME1).isAfter(TEST_TIME1));
448            assertEquals(true, new DateTime(TEST_TIME2).isAfter(TEST_TIME1));
449        }
450        
451        public void testIsAfterNow() {
452            assertEquals(false, new DateTime(TEST_TIME_NOW - 1).isAfterNow());
453            assertEquals(false, new DateTime(TEST_TIME_NOW).isAfterNow());
454            assertEquals(true, new DateTime(TEST_TIME_NOW + 1).isAfterNow());
455        }
456        
457        public void testIsAfter_RI() {
458            DateTime test1 = new DateTime(TEST_TIME1);
459            DateTime test1a = new DateTime(TEST_TIME1);
460            assertEquals(false, test1.isAfter(test1a));
461            assertEquals(false, test1a.isAfter(test1));
462            assertEquals(false, test1.isAfter(test1));
463            assertEquals(false, test1a.isAfter(test1a));
464            
465            DateTime test2 = new DateTime(TEST_TIME2);
466            assertEquals(false, test1.isAfter(test2));
467            assertEquals(true, test2.isAfter(test1));
468            
469            DateTime test3 = new DateTime(TEST_TIME2, GREGORIAN_PARIS);
470            assertEquals(false, test1.isAfter(test3));
471            assertEquals(true, test3.isAfter(test1));
472            assertEquals(false, test3.isAfter(test2));
473            
474            assertEquals(true, test2.isAfter(new MockInstant()));
475            assertEquals(false, test1.isAfter(new MockInstant()));
476            
477            assertEquals(true, new DateTime(TEST_TIME_NOW + 1).isAfter(null));
478            assertEquals(false, new DateTime(TEST_TIME_NOW).isAfter(null));
479            assertEquals(false, new DateTime(TEST_TIME_NOW - 1).isAfter(null));
480        }
481        
482        //-----------------------------------------------------------------------
483        public void testSerialization() throws Exception {
484            DateTime test = new DateTime(TEST_TIME_NOW);
485            
486            ByteArrayOutputStream baos = new ByteArrayOutputStream();
487            ObjectOutputStream oos = new ObjectOutputStream(baos);
488            oos.writeObject(test);
489            byte[] bytes = baos.toByteArray();
490            oos.close();
491            
492            ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
493            ObjectInputStream ois = new ObjectInputStream(bais);
494            DateTime result = (DateTime) ois.readObject();
495            ois.close();
496            
497            assertEquals(test, result);
498        }
499    
500        //-----------------------------------------------------------------------
501        public void testToString() {
502            DateTime test = new DateTime(TEST_TIME_NOW);
503            assertEquals("2002-06-09T01:00:00.000+01:00", test.toString());
504            
505            test = new DateTime(TEST_TIME_NOW, PARIS);
506            assertEquals("2002-06-09T02:00:00.000+02:00", test.toString());
507        }
508    
509        public void testToString_String() {
510            DateTime test = new DateTime(TEST_TIME_NOW);
511            assertEquals("2002 01", test.toString("yyyy HH"));
512            assertEquals("2002-06-09T01:00:00.000+01:00", test.toString((String) null));
513        }
514    
515        public void testToString_String_Locale() {
516            DateTime test = new DateTime(TEST_TIME_NOW);
517            assertEquals("Sun 9/6", test.toString("EEE d/M", Locale.ENGLISH));
518            assertEquals("dim. 9/6", test.toString("EEE d/M", Locale.FRENCH));
519            assertEquals("2002-06-09T01:00:00.000+01:00", test.toString(null, Locale.ENGLISH));
520            assertEquals("Sun 9/6", test.toString("EEE d/M", null));
521            assertEquals("2002-06-09T01:00:00.000+01:00", test.toString(null, null));
522        }
523    
524        public void testToString_DTFormatter() {
525            DateMidnight test = new DateMidnight(TEST_TIME_NOW);
526            assertEquals("2002 00", test.toString(DateTimeFormat.forPattern("yyyy HH")));
527            assertEquals("2002-06-09T00:00:00.000+01:00", test.toString((DateTimeFormatter) null));
528        }
529    
530        //-----------------------------------------------------------------------
531        public void testToInstant() {
532            DateTime test = new DateTime(TEST_TIME1);
533            Instant result = test.toInstant();
534            assertEquals(TEST_TIME1, result.getMillis());
535        }
536    
537        public void testToDateTime() {
538            DateTime test = new DateTime(TEST_TIME1);
539            DateTime result = test.toDateTime();
540            assertSame(test, result);
541        }
542    
543        public void testToDateTimeISO() {
544            DateTime test = new DateTime(TEST_TIME1);
545            DateTime result = test.toDateTimeISO();
546            assertSame(test, result);
547            
548            test = new DateTime(TEST_TIME1, ISO_PARIS);
549            result = test.toDateTimeISO();
550            assertSame(DateTime.class, result.getClass());
551            assertSame(ISOChronology.class, result.getChronology().getClass());
552            assertEquals(test.getMillis(), result.getMillis());
553            assertEquals(ISO_PARIS, result.getChronology());
554            assertNotSame(test, result);
555            
556            test = new DateTime(TEST_TIME1, BUDDHIST_DEFAULT);
557            result = test.toDateTimeISO();
558            assertSame(DateTime.class, result.getClass());
559            assertSame(ISOChronology.class, result.getChronology().getClass());
560            assertEquals(test.getMillis(), result.getMillis());
561            assertEquals(ISO_DEFAULT, result.getChronology());
562            assertNotSame(test, result);
563            
564            test = new DateTime(TEST_TIME1, new MockNullZoneChronology());
565            result = test.toDateTimeISO();
566            assertSame(DateTime.class, result.getClass());
567            assertSame(ISOChronology.class, result.getChronology().getClass());
568            assertEquals(test.getMillis(), result.getMillis());
569            assertEquals(ISO_DEFAULT, result.getChronology());
570            assertNotSame(test, result);
571        }
572    
573        public void testToDateTime_DateTimeZone() {
574            DateTime test = new DateTime(TEST_TIME1);
575            DateTime result = test.toDateTime(LONDON);
576            assertSame(test, result);
577    
578            test = new DateTime(TEST_TIME1);
579            result = test.toDateTime(PARIS);
580            assertEquals(test.getMillis(), result.getMillis());
581            assertEquals(PARIS, result.getZone());
582    
583            test = new DateTime(TEST_TIME1, PARIS);
584            result = test.toDateTime((DateTimeZone) null);
585            assertEquals(test.getMillis(), result.getMillis());
586            assertEquals(LONDON, result.getZone());
587    
588            test = new DateTime(TEST_TIME1);
589            result = test.toDateTime((DateTimeZone) null);
590            assertSame(test, result);
591        }
592    
593        public void testToDateTime_Chronology() {
594            DateTime test = new DateTime(TEST_TIME1);
595            DateTime result = test.toDateTime(ISO_DEFAULT);
596            assertSame(test, result);
597    
598            test = new DateTime(TEST_TIME1);
599            result = test.toDateTime(GREGORIAN_PARIS);
600            assertEquals(test.getMillis(), result.getMillis());
601            assertEquals(GREGORIAN_PARIS, result.getChronology());
602    
603            test = new DateTime(TEST_TIME1, GREGORIAN_PARIS);
604            result = test.toDateTime((Chronology) null);
605            assertEquals(test.getMillis(), result.getMillis());
606            assertEquals(ISO_DEFAULT, result.getChronology());
607    
608            test = new DateTime(TEST_TIME1);
609            result = test.toDateTime((Chronology) null);
610            assertSame(test, result);
611        }
612    
613        public void testToMutableDateTime() {
614            DateTime test = new DateTime(TEST_TIME1, PARIS);
615            MutableDateTime result = test.toMutableDateTime();
616            assertEquals(test.getMillis(), result.getMillis());
617            assertEquals(ISO_PARIS, result.getChronology());
618        }
619    
620        public void testToMutableDateTimeISO() {
621            DateTime test = new DateTime(TEST_TIME1, PARIS);
622            MutableDateTime result = test.toMutableDateTimeISO();
623            assertSame(MutableDateTime.class, result.getClass());
624            assertSame(ISOChronology.class, result.getChronology().getClass());
625            assertEquals(test.getMillis(), result.getMillis());
626            assertEquals(ISO_PARIS, result.getChronology());
627        }
628    
629        public void testToMutableDateTime_DateTimeZone() {
630            DateTime test = new DateTime(TEST_TIME1);
631            MutableDateTime result = test.toMutableDateTime(LONDON);
632            assertEquals(test.getMillis(), result.getMillis());
633            assertEquals(ISO_DEFAULT, result.getChronology());
634    
635            test = new DateTime(TEST_TIME1);
636            result = test.toMutableDateTime(PARIS);
637            assertEquals(test.getMillis(), result.getMillis());
638            assertEquals(ISO_PARIS, result.getChronology());
639    
640            test = new DateTime(TEST_TIME1, PARIS);
641            result = test.toMutableDateTime((DateTimeZone) null);
642            assertEquals(test.getMillis(), result.getMillis());
643            assertEquals(ISO_DEFAULT, result.getChronology());
644    
645            test = new DateTime(TEST_TIME1);
646            result = test.toMutableDateTime((DateTimeZone) null);
647            assertEquals(test.getMillis(), result.getMillis());
648            assertEquals(ISO_DEFAULT, result.getChronology());
649        }
650    
651        public void testToMutableDateTime_Chronology() {
652            DateTime test = new DateTime(TEST_TIME1);
653            MutableDateTime result = test.toMutableDateTime(ISO_DEFAULT);
654            assertEquals(test.getMillis(), result.getMillis());
655            assertEquals(ISO_DEFAULT, result.getChronology());
656    
657            test = new DateTime(TEST_TIME1);
658            result = test.toMutableDateTime(GREGORIAN_PARIS);
659            assertEquals(test.getMillis(), result.getMillis());
660            assertEquals(GREGORIAN_PARIS, result.getChronology());
661    
662            test = new DateTime(TEST_TIME1, GREGORIAN_PARIS);
663            result = test.toMutableDateTime((Chronology) null);
664            assertEquals(test.getMillis(), result.getMillis());
665            assertEquals(ISO_DEFAULT, result.getChronology());
666    
667            test = new DateTime(TEST_TIME1);
668            result = test.toMutableDateTime((Chronology) null);
669            assertEquals(test.getMillis(), result.getMillis());
670            assertEquals(ISO_DEFAULT, result.getChronology());
671        }
672    
673        public void testToDate() {
674            DateTime test = new DateTime(TEST_TIME1);
675            Date result = test.toDate();
676            assertEquals(test.getMillis(), result.getTime());
677        }
678    
679        public void testToCalendar_Locale() {
680            DateTime test = new DateTime(TEST_TIME1);
681            Calendar result = test.toCalendar(null);
682            assertEquals(test.getMillis(), result.getTime().getTime());
683            assertEquals(TimeZone.getTimeZone("Europe/London"), result.getTimeZone());
684    
685            test = new DateTime(TEST_TIME1, PARIS);
686            result = test.toCalendar(null);
687            assertEquals(test.getMillis(), result.getTime().getTime());
688            assertEquals(TimeZone.getTimeZone("Europe/Paris"), result.getTimeZone());
689    
690            test = new DateTime(TEST_TIME1, PARIS);
691            result = test.toCalendar(Locale.UK);
692            assertEquals(test.getMillis(), result.getTime().getTime());
693            assertEquals(TimeZone.getTimeZone("Europe/Paris"), result.getTimeZone());
694        }
695    
696        public void testToGregorianCalendar() {
697            DateTime test = new DateTime(TEST_TIME1);
698            GregorianCalendar result = test.toGregorianCalendar();
699            assertEquals(test.getMillis(), result.getTime().getTime());
700            assertEquals(TimeZone.getTimeZone("Europe/London"), result.getTimeZone());
701    
702            test = new DateTime(TEST_TIME1, PARIS);
703            result = test.toGregorianCalendar();
704            assertEquals(test.getMillis(), result.getTime().getTime());
705            assertEquals(TimeZone.getTimeZone("Europe/Paris"), result.getTimeZone());
706        }
707    
708        //-----------------------------------------------------------------------
709        public void testToDateMidnight() {
710            DateTime base = new DateTime(TEST_TIME1, COPTIC_DEFAULT);
711            DateMidnight test = base.toDateMidnight();
712            assertEquals(new DateMidnight(base, COPTIC_DEFAULT), test);
713        }
714    
715        public void testToYearMonthDay() {
716            DateTime base = new DateTime(TEST_TIME1, COPTIC_DEFAULT);
717            YearMonthDay test = base.toYearMonthDay();
718            assertEquals(new YearMonthDay(TEST_TIME1, COPTIC_DEFAULT), test);
719        }
720    
721        public void testToTimeOfDay() {
722            DateTime base = new DateTime(TEST_TIME1, COPTIC_DEFAULT);
723            TimeOfDay test = base.toTimeOfDay();
724            assertEquals(new TimeOfDay(TEST_TIME1, COPTIC_DEFAULT), test);
725        }
726    
727        public void testToLocalDateTime() {
728            DateTime base = new DateTime(TEST_TIME1, COPTIC_DEFAULT);
729            LocalDateTime test = base.toLocalDateTime();
730            assertEquals(new LocalDateTime(TEST_TIME1, COPTIC_DEFAULT), test);
731        }
732    
733        public void testToLocalDate() {
734            DateTime base = new DateTime(TEST_TIME1, COPTIC_DEFAULT);
735            LocalDate test = base.toLocalDate();
736            assertEquals(new LocalDate(TEST_TIME1, COPTIC_DEFAULT), test);
737        }
738    
739        public void testToLocalTime() {
740            DateTime base = new DateTime(TEST_TIME1, COPTIC_DEFAULT);
741            LocalTime test = base.toLocalTime();
742            assertEquals(new LocalTime(TEST_TIME1, COPTIC_DEFAULT), test);
743        }
744    
745        //-----------------------------------------------------------------------
746        public void testWithMillis_long() {
747            DateTime test = new DateTime(TEST_TIME1);
748            DateTime result = test.withMillis(TEST_TIME2);
749            assertEquals(TEST_TIME2, result.getMillis());
750            assertEquals(test.getChronology(), result.getChronology());
751            
752            test = new DateTime(TEST_TIME1, GREGORIAN_PARIS);
753            result = test.withMillis(TEST_TIME2);
754            assertEquals(TEST_TIME2, result.getMillis());
755            assertEquals(test.getChronology(), result.getChronology());
756            
757            test = new DateTime(TEST_TIME1);
758            result = test.withMillis(TEST_TIME1);
759            assertSame(test, result);
760        }
761    
762        public void testWithChronology_Chronology() {
763            DateTime test = new DateTime(TEST_TIME1);
764            DateTime result = test.withChronology(GREGORIAN_PARIS);
765            assertEquals(test.getMillis(), result.getMillis());
766            assertEquals(GREGORIAN_PARIS, result.getChronology());
767            
768            test = new DateTime(TEST_TIME1, GREGORIAN_PARIS);
769            result = test.withChronology(null);
770            assertEquals(test.getMillis(), result.getMillis());
771            assertEquals(ISO_DEFAULT, result.getChronology());
772            
773            test = new DateTime(TEST_TIME1);
774            result = test.withChronology(null);
775            assertEquals(test.getMillis(), result.getMillis());
776            assertEquals(ISO_DEFAULT, result.getChronology());
777            
778            test = new DateTime(TEST_TIME1);
779            result = test.withChronology(ISO_DEFAULT);
780            assertSame(test, result);
781        }
782    
783        public void testWithZone_DateTimeZone() {
784            DateTime test = new DateTime(TEST_TIME1);
785            DateTime result = test.withZone(PARIS);
786            assertEquals(test.getMillis(), result.getMillis());
787            assertEquals(ISO_PARIS, result.getChronology());
788            
789            test = new DateTime(TEST_TIME1, GREGORIAN_PARIS);
790            result = test.withZone(null);
791            assertEquals(test.getMillis(), result.getMillis());
792            assertEquals(GREGORIAN_DEFAULT, result.getChronology());
793            
794            test = new DateTime(TEST_TIME1);
795            result = test.withZone(null);
796            assertSame(test, result);
797        }
798    
799        public void testWithZoneRetainFields_DateTimeZone() {
800            DateTime test = new DateTime(TEST_TIME1);
801            DateTime result = test.withZoneRetainFields(PARIS);
802            assertEquals(test.getMillis() - DateTimeConstants.MILLIS_PER_HOUR, result.getMillis());
803            assertEquals(ISO_PARIS, result.getChronology());
804            
805            test = new DateTime(TEST_TIME1);
806            result = test.withZoneRetainFields(LONDON);
807            assertSame(test, result);
808            
809            test = new DateTime(TEST_TIME1);
810            result = test.withZoneRetainFields(null);
811            assertSame(test, result);
812            
813            test = new DateTime(TEST_TIME1, GREGORIAN_PARIS);
814            result = test.withZoneRetainFields(null);
815            assertEquals(test.getMillis() + DateTimeConstants.MILLIS_PER_HOUR, result.getMillis());
816            assertEquals(GREGORIAN_DEFAULT, result.getChronology());
817            
818            test = new DateTime(TEST_TIME1, new MockNullZoneChronology());
819            result = test.withZoneRetainFields(LONDON);
820            assertSame(test, result);
821        }
822        
823        //-----------------------------------------------------------------------
824        public void testWithDate_int_int_int() {
825            DateTime test = new DateTime(2002, 4, 5, 1, 2, 3, 4, ISO_UTC);
826            DateTime result = test.withDate(2003, 5, 6);
827            DateTime expected = new DateTime(2003, 5, 6, 1, 2, 3, 4, ISO_UTC);
828            assertEquals(expected, result);
829            
830            test = new DateTime(TEST_TIME1);
831            try {
832                test.withDate(2003, 13, 1);
833                fail();
834            } catch (IllegalArgumentException ex) {}
835        }
836        
837        public void testWithTime_int_int_int() {
838            DateTime test = new DateTime(TEST_TIME1 - 12345L, BUDDHIST_UTC);
839            DateTime result = test.withTime(12, 24, 0, 0);
840            assertEquals(TEST_TIME1, result.getMillis());
841            assertEquals(BUDDHIST_UTC, result.getChronology());
842            
843            test = new DateTime(TEST_TIME1);
844            try {
845                test.withTime(25, 1, 1, 1);
846                fail();
847            } catch (IllegalArgumentException ex) {}
848        }
849        
850        public void testWithFields_RPartial() {
851            DateTime test = new DateTime(2004, 5, 6, 7, 8, 9, 0);
852            DateTime result = test.withFields(new YearMonthDay(2003, 4, 5));
853            DateTime expected = new DateTime(2003, 4, 5, 7, 8, 9, 0);
854            assertEquals(expected, result);
855            
856            test = new DateTime(TEST_TIME1);
857            result = test.withFields(null);
858            assertSame(test, result);
859        }
860        
861        //-----------------------------------------------------------------------
862        public void testWithField1() {
863            DateTime test = new DateTime(2004, 6, 9, 0, 0, 0, 0);
864            DateTime result = test.withField(DateTimeFieldType.year(), 2006);
865            
866            assertEquals(new DateTime(2004, 6, 9, 0, 0, 0, 0), test);
867            assertEquals(new DateTime(2006, 6, 9, 0, 0, 0, 0), result);
868        }
869    
870        public void testWithField2() {
871            DateTime test = new DateTime(2004, 6, 9, 0, 0, 0, 0);
872            try {
873                test.withField(null, 6);
874                fail();
875            } catch (IllegalArgumentException ex) {}
876        }
877    
878        //-----------------------------------------------------------------------
879        public void testWithFieldAdded1() {
880            DateTime test = new DateTime(2004, 6, 9, 0, 0, 0, 0);
881            DateTime result = test.withFieldAdded(DurationFieldType.years(), 6);
882            
883            assertEquals(new DateTime(2004, 6, 9, 0, 0, 0, 0), test);
884            assertEquals(new DateTime(2010, 6, 9, 0, 0, 0, 0), result);
885        }
886    
887        public void testWithFieldAdded2() {
888            DateTime test = new DateTime(2004, 6, 9, 0, 0, 0, 0);
889            try {
890                test.withFieldAdded(null, 0);
891                fail();
892            } catch (IllegalArgumentException ex) {}
893        }
894    
895        public void testWithFieldAdded3() {
896            DateTime test = new DateTime(2004, 6, 9, 0, 0, 0, 0);
897            try {
898                test.withFieldAdded(null, 6);
899                fail();
900            } catch (IllegalArgumentException ex) {}
901        }
902    
903        public void testWithFieldAdded4() {
904            DateTime test = new DateTime(2004, 6, 9, 0, 0, 0, 0);
905            DateTime result = test.withFieldAdded(DurationFieldType.years(), 0);
906            assertSame(test, result);
907        }
908    
909        //-----------------------------------------------------------------------
910        public void testWithDurationAdded_long_int() {
911            DateTime test = new DateTime(TEST_TIME1, BUDDHIST_DEFAULT);
912            DateTime result = test.withDurationAdded(123456789L, 1);
913            DateTime expected = new DateTime(TEST_TIME1 + 123456789L, BUDDHIST_DEFAULT);
914            assertEquals(expected, result);
915            
916            result = test.withDurationAdded(123456789L, 0);
917            assertSame(test, result);
918            
919            result = test.withDurationAdded(123456789L, 2);
920            expected = new DateTime(TEST_TIME1 + (2L * 123456789L), BUDDHIST_DEFAULT);
921            assertEquals(expected, result);
922            
923            result = test.withDurationAdded(123456789L, -3);
924            expected = new DateTime(TEST_TIME1 - (3L * 123456789L), BUDDHIST_DEFAULT);
925            assertEquals(expected, result);
926        }
927        
928        //-----------------------------------------------------------------------
929        public void testWithDurationAdded_RD_int() {
930            DateTime test = new DateTime(TEST_TIME1, BUDDHIST_DEFAULT);
931            DateTime result = test.withDurationAdded(new Duration(123456789L), 1);
932            DateTime expected = new DateTime(TEST_TIME1 + 123456789L, BUDDHIST_DEFAULT);
933            assertEquals(expected, result);
934            
935            result = test.withDurationAdded(null, 1);
936            assertSame(test, result);
937            
938            result = test.withDurationAdded(new Duration(123456789L), 0);
939            assertSame(test, result);
940            
941            result = test.withDurationAdded(new Duration(123456789L), 2);
942            expected = new DateTime(TEST_TIME1 + (2L * 123456789L), BUDDHIST_DEFAULT);
943            assertEquals(expected, result);
944            
945            result = test.withDurationAdded(new Duration(123456789L), -3);
946            expected = new DateTime(TEST_TIME1 - (3L * 123456789L), BUDDHIST_DEFAULT);
947            assertEquals(expected, result);
948        }
949        
950        //-----------------------------------------------------------------------
951        public void testWithDurationAdded_RP_int() {
952            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
953            DateTime result = test.withPeriodAdded(new Period(1, 2, 3, 4, 5, 6, 7, 8), 1);
954            DateTime expected = new DateTime(2003, 7, 28, 6, 8, 10, 12, BUDDHIST_DEFAULT);
955            assertEquals(expected, result);
956            
957            result = test.withPeriodAdded(null, 1);
958            assertSame(test, result);
959            
960            result = test.withPeriodAdded(new Period(1, 2, 3, 4, 5, 6, 7, 8), 0);
961            assertSame(test, result);
962            
963            result = test.withPeriodAdded(new Period(1, 2, 0, 4, 5, 6, 7, 8), 3);
964            expected = new DateTime(2005, 11, 15, 16, 20, 24, 28, BUDDHIST_DEFAULT);
965            assertEquals(expected, result);
966            
967            result = test.withPeriodAdded(new Period(1, 2, 0, 1, 1, 2, 3, 4), -1);
968            expected = new DateTime(2001, 3, 2, 0, 0, 0, 0, BUDDHIST_DEFAULT);
969            assertEquals(expected, result);
970        }
971    
972        //-----------------------------------------------------------------------    
973        public void testPlus_long() {
974            DateTime test = new DateTime(TEST_TIME1, BUDDHIST_DEFAULT);
975            DateTime result = test.plus(123456789L);
976            DateTime expected = new DateTime(TEST_TIME1 + 123456789L, BUDDHIST_DEFAULT);
977            assertEquals(expected, result);
978        }
979        
980        public void testPlus_RD() {
981            DateTime test = new DateTime(TEST_TIME1, BUDDHIST_DEFAULT);
982            DateTime result = test.plus(new Duration(123456789L));
983            DateTime expected = new DateTime(TEST_TIME1 + 123456789L, BUDDHIST_DEFAULT);
984            assertEquals(expected, result);
985            
986            result = test.plus((ReadableDuration) null);
987            assertSame(test, result);
988        }
989        
990        public void testPlus_RP() {
991            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
992            DateTime result = test.plus(new Period(1, 2, 3, 4, 5, 6, 7, 8));
993            DateTime expected = new DateTime(2003, 7, 28, 6, 8, 10, 12, BUDDHIST_DEFAULT);
994            assertEquals(expected, result);
995            
996            result = test.plus((ReadablePeriod) null);
997            assertSame(test, result);
998        }
999    
1000        public void testPlusYears_int() {
1001            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1002            DateTime result = test.plusYears(1);
1003            DateTime expected = new DateTime(2003, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1004            assertEquals(expected, result);
1005            
1006            result = test.plusYears(0);
1007            assertSame(test, result);
1008        }
1009    
1010        public void testPlusMonths_int() {
1011            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1012            DateTime result = test.plusMonths(1);
1013            DateTime expected = new DateTime(2002, 6, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1014            assertEquals(expected, result);
1015            
1016            result = test.plusMonths(0);
1017            assertSame(test, result);
1018        }
1019    
1020        public void testPlusWeeks_int() {
1021            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1022            DateTime result = test.plusWeeks(1);
1023            DateTime expected = new DateTime(2002, 5, 10, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1024            assertEquals(expected, result);
1025            
1026            result = test.plusWeeks(0);
1027            assertSame(test, result);
1028        }
1029    
1030        public void testPlusDays_int() {
1031            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1032            DateTime result = test.plusDays(1);
1033            DateTime expected = new DateTime(2002, 5, 4, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1034            assertEquals(expected, result);
1035            
1036            result = test.plusDays(0);
1037            assertSame(test, result);
1038        }
1039    
1040        public void testPlusHours_int() {
1041            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1042            DateTime result = test.plusHours(1);
1043            DateTime expected = new DateTime(2002, 5, 3, 2, 2, 3, 4, BUDDHIST_DEFAULT);
1044            assertEquals(expected, result);
1045            
1046            result = test.plusHours(0);
1047            assertSame(test, result);
1048        }
1049    
1050        public void testPlusMinutes_int() {
1051            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1052            DateTime result = test.plusMinutes(1);
1053            DateTime expected = new DateTime(2002, 5, 3, 1, 3, 3, 4, BUDDHIST_DEFAULT);
1054            assertEquals(expected, result);
1055            
1056            result = test.plusMinutes(0);
1057            assertSame(test, result);
1058        }
1059    
1060        public void testPlusSeconds_int() {
1061            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1062            DateTime result = test.plusSeconds(1);
1063            DateTime expected = new DateTime(2002, 5, 3, 1, 2, 4, 4, BUDDHIST_DEFAULT);
1064            assertEquals(expected, result);
1065            
1066            result = test.plusSeconds(0);
1067            assertSame(test, result);
1068        }
1069    
1070        public void testPlusMillis_int() {
1071            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1072            DateTime result = test.plusMillis(1);
1073            DateTime expected = new DateTime(2002, 5, 3, 1, 2, 3, 5, BUDDHIST_DEFAULT);
1074            assertEquals(expected, result);
1075            
1076            result = test.plusMillis(0);
1077            assertSame(test, result);
1078        }
1079    
1080        //-----------------------------------------------------------------------    
1081        public void testMinus_long() {
1082            DateTime test = new DateTime(TEST_TIME1, BUDDHIST_DEFAULT);
1083            DateTime result = test.minus(123456789L);
1084            DateTime expected = new DateTime(TEST_TIME1 - 123456789L, BUDDHIST_DEFAULT);
1085            assertEquals(expected, result);
1086        }
1087        
1088        public void testMinus_RD() {
1089            DateTime test = new DateTime(TEST_TIME1, BUDDHIST_DEFAULT);
1090            DateTime result = test.minus(new Duration(123456789L));
1091            DateTime expected = new DateTime(TEST_TIME1 - 123456789L, BUDDHIST_DEFAULT);
1092            assertEquals(expected, result);
1093            
1094            result = test.minus((ReadableDuration) null);
1095            assertSame(test, result);
1096        }
1097        
1098        public void testMinus_RP() {
1099            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1100            DateTime result = test.minus(new Period(1, 1, 1, 1, 1, 1, 1, 1));
1101            DateTime expected = new DateTime(2001, 3, 26, 0, 1, 2, 3, BUDDHIST_DEFAULT);
1102            assertEquals(expected, result);
1103            
1104            result = test.minus((ReadablePeriod) null);
1105            assertSame(test, result);
1106        }
1107    
1108        public void testMinusYears_int() {
1109            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1110            DateTime result = test.minusYears(1);
1111            DateTime expected = new DateTime(2001, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1112            assertEquals(expected, result);
1113            
1114            result = test.minusYears(0);
1115            assertSame(test, result);
1116        }
1117    
1118        public void testMinusMonths_int() {
1119            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1120            DateTime result = test.minusMonths(1);
1121            DateTime expected = new DateTime(2002, 4, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1122            assertEquals(expected, result);
1123            
1124            result = test.minusMonths(0);
1125            assertSame(test, result);
1126        }
1127    
1128        public void testMinusWeeks_int() {
1129            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1130            DateTime result = test.minusWeeks(1);
1131            DateTime expected = new DateTime(2002, 4, 26, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1132            assertEquals(expected, result);
1133            
1134            result = test.minusWeeks(0);
1135            assertSame(test, result);
1136        }
1137    
1138        public void testMinusDays_int() {
1139            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1140            DateTime result = test.minusDays(1);
1141            DateTime expected = new DateTime(2002, 5, 2, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1142            assertEquals(expected, result);
1143            
1144            result = test.minusDays(0);
1145            assertSame(test, result);
1146        }
1147    
1148        public void testMinusHours_int() {
1149            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1150            DateTime result = test.minusHours(1);
1151            DateTime expected = new DateTime(2002, 5, 3, 0, 2, 3, 4, BUDDHIST_DEFAULT);
1152            assertEquals(expected, result);
1153            
1154            result = test.minusHours(0);
1155            assertSame(test, result);
1156        }
1157    
1158        public void testMinusMinutes_int() {
1159            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1160            DateTime result = test.minusMinutes(1);
1161            DateTime expected = new DateTime(2002, 5, 3, 1, 1, 3, 4, BUDDHIST_DEFAULT);
1162            assertEquals(expected, result);
1163            
1164            result = test.minusMinutes(0);
1165            assertSame(test, result);
1166        }
1167    
1168        public void testMinusSeconds_int() {
1169            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1170            DateTime result = test.minusSeconds(1);
1171            DateTime expected = new DateTime(2002, 5, 3, 1, 2, 2, 4, BUDDHIST_DEFAULT);
1172            assertEquals(expected, result);
1173            
1174            result = test.minusSeconds(0);
1175            assertSame(test, result);
1176        }
1177    
1178        public void testMinusMillis_int() {
1179            DateTime test = new DateTime(2002, 5, 3, 1, 2, 3, 4, BUDDHIST_DEFAULT);
1180            DateTime result = test.minusMillis(1);
1181            DateTime expected = new DateTime(2002, 5, 3, 1, 2, 3, 3, BUDDHIST_DEFAULT);
1182            assertEquals(expected, result);
1183            
1184            result = test.minusMillis(0);
1185            assertSame(test, result);
1186        }
1187    
1188        //-----------------------------------------------------------------------
1189        public void testProperty() {
1190            DateTime test = new DateTime();
1191            assertEquals(test.year(), test.property(DateTimeFieldType.year()));
1192            assertEquals(test.dayOfWeek(), test.property(DateTimeFieldType.dayOfWeek()));
1193            assertEquals(test.secondOfMinute(), test.property(DateTimeFieldType.secondOfMinute()));
1194            assertEquals(test.millisOfSecond(), test.property(DateTimeFieldType.millisOfSecond()));
1195            DateTimeFieldType bad = new DateTimeFieldType("bad") {
1196                public DurationFieldType getDurationType() {
1197                    return DurationFieldType.weeks();
1198                }
1199                public DurationFieldType getRangeDurationType() {
1200                    return null;
1201                }
1202                public DateTimeField getField(Chronology chronology) {
1203                    return UnsupportedDateTimeField.getInstance(this, UnsupportedDurationField.getInstance(getDurationType()));
1204                }
1205            };
1206            try {
1207                test.property(bad);
1208                fail();
1209            } catch (IllegalArgumentException ex) {}
1210            try {
1211                test.property(null);
1212                fail();
1213            } catch (IllegalArgumentException ex) {}
1214        }
1215    
1216        //-----------------------------------------------------------------------
1217        private void check(DateTime test, int year, int month, int day, int hour, int min, int sec, int mil) {
1218            assertEquals(year, test.getYear());
1219            assertEquals(month, test.getMonthOfYear());
1220            assertEquals(day, test.getDayOfMonth());
1221            assertEquals(hour, test.getHourOfDay());
1222            assertEquals(min, test.getMinuteOfHour());
1223            assertEquals(sec, test.getSecondOfMinute());
1224            assertEquals(mil, test.getMillisOfSecond());
1225        }
1226    
1227    }