/*
* Copyright 2001-2005 Stephen Colebourne
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.joda.time.chrono;
import java.util.Locale;
import java.util.TimeZone;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.joda.time.DateMidnight;
import org.joda.time.DateTime;
import org.joda.time.DateTimeConstants;
import org.joda.time.DateTimeUtils;
import org.joda.time.DateTimeZone;
import org.joda.time.DurationField;
import org.joda.time.DurationFieldType;
import org.joda.time.IllegalFieldValueException;
import org.joda.time.Instant;
import org.joda.time.Period;
import org.joda.time.TimeOfDay;
import org.joda.time.YearMonthDay;
/**
* This class is a Junit unit test for GJChronology.
*
* @author Stephen Colebourne
*/
public class TestGJChronology extends TestCase {
private static final DateTimeZone PARIS = DateTimeZone.forID("Europe/Paris");
private static final DateTimeZone LONDON = DateTimeZone.forID("Europe/London");
private static final DateTimeZone TOKYO = DateTimeZone.forID("Asia/Tokyo");
long y2002days = 365 + 365 + 366 + 365 + 365 + 365 + 366 + 365 + 365 + 365 +
366 + 365 + 365 + 365 + 366 + 365 + 365 + 365 + 366 + 365 +
365 + 365 + 366 + 365 + 365 + 365 + 366 + 365 + 365 + 365 +
366 + 365;
// 2002-06-09
private long TEST_TIME_NOW =
(y2002days + 31L + 28L + 31L + 30L + 31L + 9L -1L) * DateTimeConstants.MILLIS_PER_DAY;
private DateTimeZone originalDateTimeZone = null;
private TimeZone originalTimeZone = null;
private Locale originalLocale = null;
public static void main(String[] args) {
junit.textui.TestRunner.run(suite());
}
public static TestSuite suite() {
return new TestSuite(TestGJChronology.class);
}
public TestGJChronology(String name) {
super(name);
}
protected void setUp() throws Exception {
DateTimeUtils.setCurrentMillisFixed(TEST_TIME_NOW);
originalDateTimeZone = DateTimeZone.getDefault();
originalTimeZone = TimeZone.getDefault();
originalLocale = Locale.getDefault();
DateTimeZone.setDefault(LONDON);
TimeZone.setDefault(TimeZone.getTimeZone("Europe/London"));
Locale.setDefault(Locale.UK);
}
protected void tearDown() throws Exception {
DateTimeUtils.setCurrentMillisSystem();
DateTimeZone.setDefault(originalDateTimeZone);
TimeZone.setDefault(originalTimeZone);
Locale.setDefault(originalLocale);
originalDateTimeZone = null;
originalTimeZone = null;
originalLocale = null;
}
//-----------------------------------------------------------------------
public void testFactoryUTC() {
assertEquals(DateTimeZone.UTC, GJChronology.getInstanceUTC().getZone());
assertSame(GJChronology.class, GJChronology.getInstanceUTC().getClass());
}
public void testFactory() {
assertEquals(LONDON, GJChronology.getInstance().getZone());
assertSame(GJChronology.class, GJChronology.getInstance().getClass());
}
public void testFactory_Zone() {
assertEquals(TOKYO, GJChronology.getInstance(TOKYO).getZone());
assertEquals(PARIS, GJChronology.getInstance(PARIS).getZone());
assertEquals(LONDON, GJChronology.getInstance(null).getZone());
assertSame(GJChronology.class, GJChronology.getInstance(TOKYO).getClass());
}
public void testFactory_Zone_long_int() {
GJChronology chrono = GJChronology.getInstance(TOKYO, 0L, 2);
assertEquals(TOKYO, chrono.getZone());
assertEquals(new Instant(0L), chrono.getGregorianCutover());
assertEquals(2, chrono.getMinimumDaysInFirstWeek());
assertSame(GJChronology.class, GJChronology.getInstance(TOKYO, 0L, 2).getClass());
try {
GJChronology.getInstance(TOKYO, 0L, 0);
fail();
} catch (IllegalArgumentException ex) {}
try {
GJChronology.getInstance(TOKYO, 0L, 8);
fail();
} catch (IllegalArgumentException ex) {}
}
public void testFactory_Zone_RI() {
GJChronology chrono = GJChronology.getInstance(TOKYO, new Instant(0L));
assertEquals(TOKYO, chrono.getZone());
assertEquals(new Instant(0L), chrono.getGregorianCutover());
assertSame(GJChronology.class, GJChronology.getInstance(TOKYO, new Instant(0L)).getClass());
DateTime cutover = new DateTime(1582, 10, 15, 0, 0, 0, 0, DateTimeZone.UTC);
chrono = GJChronology.getInstance(TOKYO, null);
assertEquals(TOKYO, chrono.getZone());
assertEquals(cutover.toInstant(), chrono.getGregorianCutover());
}
public void testFactory_Zone_RI_int() {
GJChronology chrono = GJChronology.getInstance(TOKYO, new Instant(0L), 2);
assertEquals(TOKYO, chrono.getZone());
assertEquals(new Instant(0L), chrono.getGregorianCutover());
assertEquals(2, chrono.getMinimumDaysInFirstWeek());
assertSame(GJChronology.class, GJChronology.getInstance(TOKYO, new Instant(0L), 2).getClass());
DateTime cutover = new DateTime(1582, 10, 15, 0, 0, 0, 0, DateTimeZone.UTC);
chrono = GJChronology.getInstance(TOKYO, null, 2);
assertEquals(TOKYO, chrono.getZone());
assertEquals(cutover.toInstant(), chrono.getGregorianCutover());
assertEquals(2, chrono.getMinimumDaysInFirstWeek());
try {
GJChronology.getInstance(TOKYO, new Instant(0L), 0);
fail();
} catch (IllegalArgumentException ex) {}
try {
GJChronology.getInstance(TOKYO, new Instant(0L), 8);
fail();
} catch (IllegalArgumentException ex) {}
}
//-----------------------------------------------------------------------
public void testEquality() {
assertSame(GJChronology.getInstance(TOKYO), GJChronology.getInstance(TOKYO));
assertSame(GJChronology.getInstance(LONDON), GJChronology.getInstance(LONDON));
assertSame(GJChronology.getInstance(PARIS), GJChronology.getInstance(PARIS));
assertSame(GJChronology.getInstanceUTC(), GJChronology.getInstanceUTC());
assertSame(GJChronology.getInstance(), GJChronology.getInstance(LONDON));
}
public void testWithUTC() {
assertSame(GJChronology.getInstanceUTC(), GJChronology.getInstance(LONDON).withUTC());
assertSame(GJChronology.getInstanceUTC(), GJChronology.getInstance(TOKYO).withUTC());
assertSame(GJChronology.getInstanceUTC(), GJChronology.getInstanceUTC().withUTC());
assertSame(GJChronology.getInstanceUTC(), GJChronology.getInstance().withUTC());
}
public void testWithZone() {
assertSame(GJChronology.getInstance(TOKYO), GJChronology.getInstance(TOKYO).withZone(TOKYO));
assertSame(GJChronology.getInstance(LONDON), GJChronology.getInstance(TOKYO).withZone(LONDON));
assertSame(GJChronology.getInstance(PARIS), GJChronology.getInstance(TOKYO).withZone(PARIS));
assertSame(GJChronology.getInstance(LONDON), GJChronology.getInstance(TOKYO).withZone(null));
assertSame(GJChronology.getInstance(PARIS), GJChronology.getInstance().withZone(PARIS));
assertSame(GJChronology.getInstance(PARIS), GJChronology.getInstanceUTC().withZone(PARIS));
}
public void testToString() {
assertEquals("GJChronology[Europe/London]", GJChronology.getInstance(LONDON).toString());
assertEquals("GJChronology[Asia/Tokyo]", GJChronology.getInstance(TOKYO).toString());
assertEquals("GJChronology[Europe/London]", GJChronology.getInstance().toString());
assertEquals("GJChronology[UTC]", GJChronology.getInstanceUTC().toString());
assertEquals("GJChronology[UTC,cutover=1970-01-01]", GJChronology.getInstance(DateTimeZone.UTC, 0L, 4).toString());
assertEquals("GJChronology[UTC,cutover=1970-01-01T00:00:00.001Z,mdfw=2]", GJChronology.getInstance(DateTimeZone.UTC, 1L, 2).toString());
}
//-----------------------------------------------------------------------
public void testDurationFields() {
assertEquals("eras", GJChronology.getInstance().eras().getName());
assertEquals("centuries", GJChronology.getInstance().centuries().getName());
assertEquals("years", GJChronology.getInstance().years().getName());
assertEquals("weekyears", GJChronology.getInstance().weekyears().getName());
assertEquals("months", GJChronology.getInstance().months().getName());
assertEquals("weeks", GJChronology.getInstance().weeks().getName());
assertEquals("halfdays", GJChronology.getInstance().halfdays().getName());
assertEquals("days", GJChronology.getInstance().days().getName());
assertEquals("hours", GJChronology.getInstance().hours().getName());
assertEquals("minutes", GJChronology.getInstance().minutes().getName());
assertEquals("seconds", GJChronology.getInstance().seconds().getName());
assertEquals("millis", GJChronology.getInstance().millis().getName());
assertEquals(false, GJChronology.getInstance().eras().isSupported());
assertEquals(true, GJChronology.getInstance().centuries().isSupported());
assertEquals(true, GJChronology.getInstance().years().isSupported());
assertEquals(true, GJChronology.getInstance().weekyears().isSupported());
assertEquals(true, GJChronology.getInstance().months().isSupported());
assertEquals(true, GJChronology.getInstance().weeks().isSupported());
assertEquals(true, GJChronology.getInstance().days().isSupported());
assertEquals(true, GJChronology.getInstance().halfdays().isSupported());
assertEquals(true, GJChronology.getInstance().hours().isSupported());
assertEquals(true, GJChronology.getInstance().minutes().isSupported());
assertEquals(true, GJChronology.getInstance().seconds().isSupported());
assertEquals(true, GJChronology.getInstance().millis().isSupported());
assertEquals(false, GJChronology.getInstance().centuries().isPrecise());
assertEquals(false, GJChronology.getInstance().years().isPrecise());
assertEquals(false, GJChronology.getInstance().weekyears().isPrecise());
assertEquals(false, GJChronology.getInstance().months().isPrecise());
assertEquals(false, GJChronology.getInstance().weeks().isPrecise());
assertEquals(false, GJChronology.getInstance().days().isPrecise());
assertEquals(false, GJChronology.getInstance().halfdays().isPrecise());
assertEquals(true, GJChronology.getInstance().hours().isPrecise());
assertEquals(true, GJChronology.getInstance().minutes().isPrecise());
assertEquals(true, GJChronology.getInstance().seconds().isPrecise());
assertEquals(true, GJChronology.getInstance().millis().isPrecise());
assertEquals(false, GJChronology.getInstanceUTC().centuries().isPrecise());
assertEquals(false, GJChronology.getInstanceUTC().years().isPrecise());
assertEquals(false, GJChronology.getInstanceUTC().weekyears().isPrecise());
assertEquals(false, GJChronology.getInstanceUTC().months().isPrecise());
assertEquals(true, GJChronology.getInstanceUTC().weeks().isPrecise());
assertEquals(true, GJChronology.getInstanceUTC().days().isPrecise());
assertEquals(true, GJChronology.getInstanceUTC().halfdays().isPrecise());
assertEquals(true, GJChronology.getInstanceUTC().hours().isPrecise());
assertEquals(true, GJChronology.getInstanceUTC().minutes().isPrecise());
assertEquals(true, GJChronology.getInstanceUTC().seconds().isPrecise());
assertEquals(true, GJChronology.getInstanceUTC().millis().isPrecise());
DateTimeZone gmt = DateTimeZone.forID("Etc/GMT");
assertEquals(false, GJChronology.getInstance(gmt).centuries().isPrecise());
assertEquals(false, GJChronology.getInstance(gmt).years().isPrecise());
assertEquals(false, GJChronology.getInstance(gmt).weekyears().isPrecise());
assertEquals(false, GJChronology.getInstance(gmt).months().isPrecise());
assertEquals(true, GJChronology.getInstance(gmt).weeks().isPrecise());
assertEquals(true, GJChronology.getInstance(gmt).days().isPrecise());
assertEquals(true, GJChronology.getInstance(gmt).halfdays().isPrecise());
assertEquals(true, GJChronology.getInstance(gmt).hours().isPrecise());
assertEquals(true, GJChronology.getInstance(gmt).minutes().isPrecise());
assertEquals(true, GJChronology.getInstance(gmt).seconds().isPrecise());
assertEquals(true, GJChronology.getInstance(gmt).millis().isPrecise());
}
public void testDateFields() {
assertEquals("era", GJChronology.getInstance().era().getName());
assertEquals("centuryOfEra", GJChronology.getInstance().centuryOfEra().getName());
assertEquals("yearOfCentury", GJChronology.getInstance().yearOfCentury().getName());
assertEquals("yearOfEra", GJChronology.getInstance().yearOfEra().getName());
assertEquals("year", GJChronology.getInstance().year().getName());
assertEquals("monthOfYear", GJChronology.getInstance().monthOfYear().getName());
assertEquals("weekyearOfCentury", GJChronology.getInstance().weekyearOfCentury().getName());
assertEquals("weekyear", GJChronology.getInstance().weekyear().getName());
assertEquals("weekOfWeekyear", GJChronology.getInstance().weekOfWeekyear().getName());
assertEquals("dayOfYear", GJChronology.getInstance().dayOfYear().getName());
assertEquals("dayOfMonth", GJChronology.getInstance().dayOfMonth().getName());
assertEquals("dayOfWeek", GJChronology.getInstance().dayOfWeek().getName());
assertEquals(true, GJChronology.getInstance().era().isSupported());
assertEquals(true, GJChronology.getInstance().centuryOfEra().isSupported());
assertEquals(true, GJChronology.getInstance().yearOfCentury().isSupported());
assertEquals(true, GJChronology.getInstance().yearOfEra().isSupported());
assertEquals(true, GJChronology.getInstance().year().isSupported());
assertEquals(true, GJChronology.getInstance().monthOfYear().isSupported());
assertEquals(true, GJChronology.getInstance().weekyearOfCentury().isSupported());
assertEquals(true, GJChronology.getInstance().weekyear().isSupported());
assertEquals(true, GJChronology.getInstance().weekOfWeekyear().isSupported());
assertEquals(true, GJChronology.getInstance().dayOfYear().isSupported());
assertEquals(true, GJChronology.getInstance().dayOfMonth().isSupported());
assertEquals(true, GJChronology.getInstance().dayOfWeek().isSupported());
}
public void testTimeFields() {
assertEquals("halfdayOfDay", GJChronology.getInstance().halfdayOfDay().getName());
assertEquals("clockhourOfHalfday", GJChronology.getInstance().clockhourOfHalfday().getName());
assertEquals("hourOfHalfday", GJChronology.getInstance().hourOfHalfday().getName());
assertEquals("clockhourOfDay", GJChronology.getInstance().clockhourOfDay().getName());
assertEquals("hourOfDay", GJChronology.getInstance().hourOfDay().getName());
assertEquals("minuteOfDay", GJChronology.getInstance().minuteOfDay().getName());
assertEquals("minuteOfHour", GJChronology.getInstance().minuteOfHour().getName());
assertEquals("secondOfDay", GJChronology.getInstance().secondOfDay().getName());
assertEquals("secondOfMinute", GJChronology.getInstance().secondOfMinute().getName());
assertEquals("millisOfDay", GJChronology.getInstance().millisOfDay().getName());
assertEquals("millisOfSecond", GJChronology.getInstance().millisOfSecond().getName());
assertEquals(true, GJChronology.getInstance().halfdayOfDay().isSupported());
assertEquals(true, GJChronology.getInstance().clockhourOfHalfday().isSupported());
assertEquals(true, GJChronology.getInstance().hourOfHalfday().isSupported());
assertEquals(true, GJChronology.getInstance().clockhourOfDay().isSupported());
assertEquals(true, GJChronology.getInstance().hourOfDay().isSupported());
assertEquals(true, GJChronology.getInstance().minuteOfDay().isSupported());
assertEquals(true, GJChronology.getInstance().minuteOfHour().isSupported());
assertEquals(true, GJChronology.getInstance().secondOfDay().isSupported());
assertEquals(true, GJChronology.getInstance().secondOfMinute().isSupported());
assertEquals(true, GJChronology.getInstance().millisOfDay().isSupported());
assertEquals(true, GJChronology.getInstance().millisOfSecond().isSupported());
}
public void testIllegalDates() {
try {
new DateTime(1582, 10, 5, 0, 0, 0, 0, GJChronology.getInstance(DateTimeZone.UTC));
fail("Constructed illegal date");
} catch (IllegalArgumentException e) { /* good */ }
try {
new DateTime(1582, 10, 14, 0, 0, 0, 0, GJChronology.getInstance(DateTimeZone.UTC));
fail("Constructed illegal date");
} catch (IllegalArgumentException e) { /* good */ }
}
public void testParseEquivalence() {
testParse("1581-01-01T01:23:45.678", 1581, 1, 1, 1, 23, 45, 678);
testParse("1581-06-30", 1581, 6, 30, 0, 0, 0, 0);
testParse("1582-01-01T01:23:45.678", 1582, 1, 1, 1, 23, 45, 678);
testParse("1582-06-30T01:23:45.678", 1582, 6, 30, 1, 23, 45, 678);
testParse("1582-10-04", 1582, 10, 4, 0, 0, 0, 0);
testParse("1582-10-15", 1582, 10, 15, 0, 0, 0, 0);
testParse("1582-12-31", 1582, 12, 31, 0, 0, 0, 0);
testParse("1583-12-31", 1583, 12, 31, 0, 0, 0, 0);
}
private void testParse(String str,
int year, int month, int day,
int hour, int minute, int second, int millis) {
assertEquals(new DateTime(str, GJChronology.getInstance(DateTimeZone.UTC)),
new DateTime(year, month, day, hour, minute, second, millis,
GJChronology.getInstance(DateTimeZone.UTC)));
}
public void testCutoverAddYears() {
testAdd("1582-01-01", DurationFieldType.years(), 1, "1583-01-01");
testAdd("1582-02-15", DurationFieldType.years(), 1, "1583-02-15");
testAdd("1582-02-28", DurationFieldType.years(), 1, "1583-02-28");
testAdd("1582-03-01", DurationFieldType.years(), 1, "1583-03-01");
testAdd("1582-09-30", DurationFieldType.years(), 1, "1583-09-30");
testAdd("1582-10-01", DurationFieldType.years(), 1, "1583-10-01");
testAdd("1582-10-04", DurationFieldType.years(), 1, "1583-10-04");
testAdd("1582-10-15", DurationFieldType.years(), 1, "1583-10-15");
testAdd("1582-10-16", DurationFieldType.years(), 1, "1583-10-16");
// Leap years...
testAdd("1580-01-01", DurationFieldType.years(), 4, "1584-01-01");
testAdd("1580-02-29", DurationFieldType.years(), 4, "1584-02-29");
testAdd("1580-10-01", DurationFieldType.years(), 4, "1584-10-01");
testAdd("1580-10-10", DurationFieldType.years(), 4, "1584-10-10");
testAdd("1580-10-15", DurationFieldType.years(), 4, "1584-10-15");
testAdd("1580-12-31", DurationFieldType.years(), 4, "1584-12-31");
}
public void testCutoverAddWeekyears() {
testAdd("1582-W01-1", DurationFieldType.weekyears(), 1, "1583-W01-1");
testAdd("1582-W39-1", DurationFieldType.weekyears(), 1, "1583-W39-1");
testAdd("1583-W45-1", DurationFieldType.weekyears(), 1, "1584-W45-1");
// This test fails, but I'm not sure if its worth fixing. The date
// falls after the cutover, but in the cutover year. The add operation
// is performed completely within the gregorian calendar, with no
// crossing of the cutover. As a result, no special correction is
// applied. Since the full gregorian year of 1582 has a different week
// numbers than the full julian year of 1582, the week number is off by
// one after the addition.
//
//testAdd("1582-W42-1", DurationFieldType.weekyears(), 1, "1583-W42-1");
// Leap years...
testAdd("1580-W01-1", DurationFieldType.weekyears(), 4, "1584-W01-1");
testAdd("1580-W30-7", DurationFieldType.weekyears(), 4, "1584-W30-7");
testAdd("1580-W50-7", DurationFieldType.weekyears(), 4, "1584-W50-7");
}
public void testCutoverAddMonths() {
testAdd("1582-01-01", DurationFieldType.months(), 1, "1582-02-01");
testAdd("1582-01-01", DurationFieldType.months(), 6, "1582-07-01");
testAdd("1582-01-01", DurationFieldType.months(), 12, "1583-01-01");
testAdd("1582-11-15", DurationFieldType.months(), 1, "1582-12-15");
testAdd("1582-09-04", DurationFieldType.months(), 2, "1582-11-04");
testAdd("1582-09-05", DurationFieldType.months(), 2, "1582-11-05");
testAdd("1582-09-10", DurationFieldType.months(), 2, "1582-11-10");
testAdd("1582-09-15", DurationFieldType.months(), 2, "1582-11-15");
// Leap years...
testAdd("1580-01-01", DurationFieldType.months(), 48, "1584-01-01");
testAdd("1580-02-29", DurationFieldType.months(), 48, "1584-02-29");
testAdd("1580-10-01", DurationFieldType.months(), 48, "1584-10-01");
testAdd("1580-10-10", DurationFieldType.months(), 48, "1584-10-10");
testAdd("1580-10-15", DurationFieldType.months(), 48, "1584-10-15");
testAdd("1580-12-31", DurationFieldType.months(), 48, "1584-12-31");
}
public void testCutoverAddWeeks() {
testAdd("1582-01-01", DurationFieldType.weeks(), 1, "1582-01-08");
testAdd("1583-01-01", DurationFieldType.weeks(), 1, "1583-01-08");
// Weeks are precise, and so cutover is not ignored.
testAdd("1582-10-01", DurationFieldType.weeks(), 2, "1582-10-25");
testAdd("1582-W01-1", DurationFieldType.weeks(), 51, "1583-W01-1");
}
public void testCutoverAddDays() {
testAdd("1582-10-03", DurationFieldType.days(), 1, "1582-10-04");
testAdd("1582-10-04", DurationFieldType.days(), 1, "1582-10-15");
testAdd("1582-10-15", DurationFieldType.days(), 1, "1582-10-16");
testAdd("1582-09-30", DurationFieldType.days(), 10, "1582-10-20");
testAdd("1582-10-04", DurationFieldType.days(), 10, "1582-10-24");
testAdd("1582-10-15", DurationFieldType.days(), 10, "1582-10-25");
}
public void testYearEndAddDays() {
testAdd("1582-11-05", DurationFieldType.days(), 28, "1582-12-03");
testAdd("1582-12-05", DurationFieldType.days(), 28, "1583-01-02");
testAdd("2005-11-05", DurationFieldType.days(), 28, "2005-12-03");
testAdd("2005-12-05", DurationFieldType.days(), 28, "2006-01-02");
}
public void testSubtractDays() {
// This is a test for a bug in version 1.0. The dayOfMonth range
// duration field did not match the monthOfYear duration field. This
// caused an exception to be thrown when subtracting days.
DateTime dt = new DateTime
(1112306400000L, GJChronology.getInstance(DateTimeZone.forID("Europe/Berlin")));
YearMonthDay ymd = dt.toYearMonthDay();
while (ymd.toDateTimeAtMidnight().getDayOfWeek() != DateTimeConstants.MONDAY) {
ymd = ymd.minus(Period.days(1));
}
}
private void testAdd(String start, DurationFieldType type, int amt, String end) {
DateTime dtStart = new DateTime(start, GJChronology.getInstance(DateTimeZone.UTC));
DateTime dtEnd = new DateTime(end, GJChronology.getInstance(DateTimeZone.UTC));
assertEquals(dtEnd, dtStart.withFieldAdded(type, amt));
assertEquals(dtStart, dtEnd.withFieldAdded(type, -amt));
DurationField field = type.getField(GJChronology.getInstance(DateTimeZone.UTC));
int diff = field.getDifference(dtEnd.getMillis(), dtStart.getMillis());
assertEquals(amt, diff);
if (type == DurationFieldType.years() ||
type == DurationFieldType.months() ||
type == DurationFieldType.days()) {
YearMonthDay ymdStart = new YearMonthDay(start, GJChronology.getInstance(DateTimeZone.UTC));
YearMonthDay ymdEnd = new YearMonthDay(end, GJChronology.getInstance(DateTimeZone.UTC));
assertEquals(ymdEnd, ymdStart.withFieldAdded(type, amt));
assertEquals(ymdStart, ymdEnd.withFieldAdded(type, -amt));
}
}
public void testTimeOfDayAdd() {
TimeOfDay start = new TimeOfDay(12, 30, GJChronology.getInstance());
TimeOfDay end = new TimeOfDay(10, 30, GJChronology.getInstance());
assertEquals(end, start.plusHours(22));
assertEquals(start, end.minusHours(22));
assertEquals(end, start.plusMinutes(22 * 60));
assertEquals(start, end.minusMinutes(22 * 60));
}
public void testMaximumValue() {
DateMidnight dt = new DateMidnight(1570, 1, 1, GJChronology.getInstance());
while (dt.getYear() < 1590) {
dt = dt.plusDays(1);
YearMonthDay ymd = dt.toYearMonthDay();
assertEquals(dt.year().getMaximumValue(), ymd.year().getMaximumValue());
assertEquals(dt.monthOfYear().getMaximumValue(), ymd.monthOfYear().getMaximumValue());
assertEquals(dt.dayOfMonth().getMaximumValue(), ymd.dayOfMonth().getMaximumValue());
}
}
public void testPartialGetAsText() {
GJChronology chrono = GJChronology.getInstance(TOKYO);
assertEquals("January", new YearMonthDay("2005-01-01", chrono).monthOfYear().getAsText());
assertEquals("Jan", new YearMonthDay("2005-01-01", chrono).monthOfYear().getAsShortText());
}
public void testLeapYearRulesConstruction() {
// 1500 not leap in Gregorian, but is leap in Julian
DateMidnight dt = new DateMidnight(1500, 2, 29, GJChronology.getInstanceUTC());
assertEquals(dt.getYear(), 1500);
assertEquals(dt.getMonthOfYear(), 2);
assertEquals(dt.getDayOfMonth(), 29);
}
public void testLeapYearRulesConstructionInvalid() {
// 1500 not leap in Gregorian, but is leap in Julian
try {
new DateMidnight(1500, 2, 30, GJChronology.getInstanceUTC());
fail();
} catch (IllegalFieldValueException ex) {
// good
}
}
}