/*
* Copyright 2001-2014 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.Chronology;
import org.joda.time.DateMidnight;
import org.joda.time.DateTime;
import org.joda.time.DateTimeConstants;
import org.joda.time.DateTimeFieldType;
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.Partial;
import org.joda.time.TimeOfDay;
import org.joda.time.YearMonthDay;
/**
* This class is a Junit unit test for ISOChronology.
*
* @author Stephen Colebourne
*/
@SuppressWarnings("deprecation")
public class TestISOChronology 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(TestISOChronology.class);
}
public TestISOChronology(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, ISOChronology.getInstanceUTC().getZone());
assertSame(ISOChronology.class, ISOChronology.getInstanceUTC().getClass());
}
public void testFactory() {
assertEquals(LONDON, ISOChronology.getInstance().getZone());
assertSame(ISOChronology.class, ISOChronology.getInstance().getClass());
}
public void testFactory_Zone() {
assertEquals(TOKYO, ISOChronology.getInstance(TOKYO).getZone());
assertEquals(PARIS, ISOChronology.getInstance(PARIS).getZone());
assertEquals(LONDON, ISOChronology.getInstance(null).getZone());
assertSame(ISOChronology.class, ISOChronology.getInstance(TOKYO).getClass());
}
//-----------------------------------------------------------------------
public void testEquality() {
assertSame(ISOChronology.getInstance(TOKYO), ISOChronology.getInstance(TOKYO));
assertSame(ISOChronology.getInstance(LONDON), ISOChronology.getInstance(LONDON));
assertSame(ISOChronology.getInstance(PARIS), ISOChronology.getInstance(PARIS));
assertSame(ISOChronology.getInstanceUTC(), ISOChronology.getInstanceUTC());
assertSame(ISOChronology.getInstance(), ISOChronology.getInstance(LONDON));
}
public void testWithUTC() {
assertSame(ISOChronology.getInstanceUTC(), ISOChronology.getInstance(LONDON).withUTC());
assertSame(ISOChronology.getInstanceUTC(), ISOChronology.getInstance(TOKYO).withUTC());
assertSame(ISOChronology.getInstanceUTC(), ISOChronology.getInstanceUTC().withUTC());
assertSame(ISOChronology.getInstanceUTC(), ISOChronology.getInstance().withUTC());
}
public void testWithZone() {
assertSame(ISOChronology.getInstance(TOKYO), ISOChronology.getInstance(TOKYO).withZone(TOKYO));
assertSame(ISOChronology.getInstance(LONDON), ISOChronology.getInstance(TOKYO).withZone(LONDON));
assertSame(ISOChronology.getInstance(PARIS), ISOChronology.getInstance(TOKYO).withZone(PARIS));
assertSame(ISOChronology.getInstance(LONDON), ISOChronology.getInstance(TOKYO).withZone(null));
assertSame(ISOChronology.getInstance(PARIS), ISOChronology.getInstance().withZone(PARIS));
assertSame(ISOChronology.getInstance(PARIS), ISOChronology.getInstanceUTC().withZone(PARIS));
}
public void testToString() {
assertEquals("ISOChronology[Europe/London]", ISOChronology.getInstance(LONDON).toString());
assertEquals("ISOChronology[Asia/Tokyo]", ISOChronology.getInstance(TOKYO).toString());
assertEquals("ISOChronology[Europe/London]", ISOChronology.getInstance().toString());
assertEquals("ISOChronology[UTC]", ISOChronology.getInstanceUTC().toString());
}
//-----------------------------------------------------------------------
public void testDurationFields() {
final ISOChronology iso = ISOChronology.getInstance();
assertEquals("eras", iso.eras().getName());
assertEquals("centuries", iso.centuries().getName());
assertEquals("years", iso.years().getName());
assertEquals("weekyears", iso.weekyears().getName());
assertEquals("months", iso.months().getName());
assertEquals("weeks", iso.weeks().getName());
assertEquals("days", iso.days().getName());
assertEquals("halfdays", iso.halfdays().getName());
assertEquals("hours", iso.hours().getName());
assertEquals("minutes", iso.minutes().getName());
assertEquals("seconds", iso.seconds().getName());
assertEquals("millis", iso.millis().getName());
assertEquals(false, iso.eras().isSupported());
assertEquals(true, iso.centuries().isSupported());
assertEquals(true, iso.years().isSupported());
assertEquals(true, iso.weekyears().isSupported());
assertEquals(true, iso.months().isSupported());
assertEquals(true, iso.weeks().isSupported());
assertEquals(true, iso.days().isSupported());
assertEquals(true, iso.halfdays().isSupported());
assertEquals(true, iso.hours().isSupported());
assertEquals(true, iso.minutes().isSupported());
assertEquals(true, iso.seconds().isSupported());
assertEquals(true, iso.millis().isSupported());
assertEquals(false, iso.centuries().isPrecise());
assertEquals(false, iso.years().isPrecise());
assertEquals(false, iso.weekyears().isPrecise());
assertEquals(false, iso.months().isPrecise());
assertEquals(false, iso.weeks().isPrecise());
assertEquals(false, iso.days().isPrecise());
assertEquals(false, iso.halfdays().isPrecise());
assertEquals(true, iso.hours().isPrecise());
assertEquals(true, iso.minutes().isPrecise());
assertEquals(true, iso.seconds().isPrecise());
assertEquals(true, iso.millis().isPrecise());
final ISOChronology isoUTC = ISOChronology.getInstanceUTC();
assertEquals(false, isoUTC.centuries().isPrecise());
assertEquals(false, isoUTC.years().isPrecise());
assertEquals(false, isoUTC.weekyears().isPrecise());
assertEquals(false, isoUTC.months().isPrecise());
assertEquals(true, isoUTC.weeks().isPrecise());
assertEquals(true, isoUTC.days().isPrecise());
assertEquals(true, isoUTC.halfdays().isPrecise());
assertEquals(true, isoUTC.hours().isPrecise());
assertEquals(true, isoUTC.minutes().isPrecise());
assertEquals(true, isoUTC.seconds().isPrecise());
assertEquals(true, isoUTC.millis().isPrecise());
final DateTimeZone gmt = DateTimeZone.forID("Etc/GMT");
final ISOChronology isoGMT = ISOChronology.getInstance(gmt);
assertEquals(false, isoGMT.centuries().isPrecise());
assertEquals(false, isoGMT.years().isPrecise());
assertEquals(false, isoGMT.weekyears().isPrecise());
assertEquals(false, isoGMT.months().isPrecise());
assertEquals(true, isoGMT.weeks().isPrecise());
assertEquals(true, isoGMT.days().isPrecise());
assertEquals(true, isoGMT.halfdays().isPrecise());
assertEquals(true, isoGMT.hours().isPrecise());
assertEquals(true, isoGMT.minutes().isPrecise());
assertEquals(true, isoGMT.seconds().isPrecise());
assertEquals(true, isoGMT.millis().isPrecise());
final DateTimeZone offset = DateTimeZone.forOffsetHours(1);
final ISOChronology isoOffset1 = ISOChronology.getInstance(offset);
assertEquals(false, isoOffset1.centuries().isPrecise());
assertEquals(false, isoOffset1.years().isPrecise());
assertEquals(false, isoOffset1.weekyears().isPrecise());
assertEquals(false, isoOffset1.months().isPrecise());
assertEquals(true, isoOffset1.weeks().isPrecise());
assertEquals(true, isoOffset1.days().isPrecise());
assertEquals(true, isoOffset1.halfdays().isPrecise());
assertEquals(true, isoOffset1.hours().isPrecise());
assertEquals(true, isoOffset1.minutes().isPrecise());
assertEquals(true, isoOffset1.seconds().isPrecise());
assertEquals(true, isoOffset1.millis().isPrecise());
}
public void testDateFields() {
final ISOChronology iso = ISOChronology.getInstance();
assertEquals("era", iso.era().getName());
assertEquals("centuryOfEra", iso.centuryOfEra().getName());
assertEquals("yearOfCentury", iso.yearOfCentury().getName());
assertEquals("yearOfEra", iso.yearOfEra().getName());
assertEquals("year", iso.year().getName());
assertEquals("monthOfYear", iso.monthOfYear().getName());
assertEquals("weekyearOfCentury", iso.weekyearOfCentury().getName());
assertEquals("weekyear", iso.weekyear().getName());
assertEquals("weekOfWeekyear", iso.weekOfWeekyear().getName());
assertEquals("dayOfYear", iso.dayOfYear().getName());
assertEquals("dayOfMonth", iso.dayOfMonth().getName());
assertEquals("dayOfWeek", iso.dayOfWeek().getName());
assertEquals(true, iso.era().isSupported());
assertEquals(true, iso.centuryOfEra().isSupported());
assertEquals(true, iso.yearOfCentury().isSupported());
assertEquals(true, iso.yearOfEra().isSupported());
assertEquals(true, iso.year().isSupported());
assertEquals(true, iso.monthOfYear().isSupported());
assertEquals(true, iso.weekyearOfCentury().isSupported());
assertEquals(true, iso.weekyear().isSupported());
assertEquals(true, iso.weekOfWeekyear().isSupported());
assertEquals(true, iso.dayOfYear().isSupported());
assertEquals(true, iso.dayOfMonth().isSupported());
assertEquals(true, iso.dayOfWeek().isSupported());
assertEquals(iso.eras(), iso.era().getDurationField());
assertEquals(iso.centuries(), iso.centuryOfEra().getDurationField());
assertEquals(iso.years(), iso.yearOfCentury().getDurationField());
assertEquals(iso.years(), iso.yearOfEra().getDurationField());
assertEquals(iso.years(), iso.year().getDurationField());
assertEquals(iso.months(), iso.monthOfYear().getDurationField());
assertEquals(iso.weekyears(), iso.weekyearOfCentury().getDurationField());
assertEquals(iso.weekyears(), iso.weekyear().getDurationField());
assertEquals(iso.weeks(), iso.weekOfWeekyear().getDurationField());
assertEquals(iso.days(), iso.dayOfYear().getDurationField());
assertEquals(iso.days(), iso.dayOfMonth().getDurationField());
assertEquals(iso.days(), iso.dayOfWeek().getDurationField());
assertEquals(null, iso.era().getRangeDurationField());
assertEquals(iso.eras(), iso.centuryOfEra().getRangeDurationField());
assertEquals(iso.centuries(), iso.yearOfCentury().getRangeDurationField());
assertEquals(iso.eras(), iso.yearOfEra().getRangeDurationField());
assertEquals(null, iso.year().getRangeDurationField());
assertEquals(iso.years(), iso.monthOfYear().getRangeDurationField());
assertEquals(iso.centuries(), iso.weekyearOfCentury().getRangeDurationField());
assertEquals(null, iso.weekyear().getRangeDurationField());
assertEquals(iso.weekyears(), iso.weekOfWeekyear().getRangeDurationField());
assertEquals(iso.years(), iso.dayOfYear().getRangeDurationField());
assertEquals(iso.months(), iso.dayOfMonth().getRangeDurationField());
assertEquals(iso.weeks(), iso.dayOfWeek().getRangeDurationField());
}
public void testTimeFields() {
final ISOChronology iso = ISOChronology.getInstance();
assertEquals("halfdayOfDay", iso.halfdayOfDay().getName());
assertEquals("clockhourOfHalfday", iso.clockhourOfHalfday().getName());
assertEquals("hourOfHalfday", iso.hourOfHalfday().getName());
assertEquals("clockhourOfDay", iso.clockhourOfDay().getName());
assertEquals("hourOfDay", iso.hourOfDay().getName());
assertEquals("minuteOfDay", iso.minuteOfDay().getName());
assertEquals("minuteOfHour", iso.minuteOfHour().getName());
assertEquals("secondOfDay", iso.secondOfDay().getName());
assertEquals("secondOfMinute", iso.secondOfMinute().getName());
assertEquals("millisOfDay", iso.millisOfDay().getName());
assertEquals("millisOfSecond", iso.millisOfSecond().getName());
assertEquals(true, iso.halfdayOfDay().isSupported());
assertEquals(true, iso.clockhourOfHalfday().isSupported());
assertEquals(true, iso.hourOfHalfday().isSupported());
assertEquals(true, iso.clockhourOfDay().isSupported());
assertEquals(true, iso.hourOfDay().isSupported());
assertEquals(true, iso.minuteOfDay().isSupported());
assertEquals(true, iso.minuteOfHour().isSupported());
assertEquals(true, iso.secondOfDay().isSupported());
assertEquals(true, iso.secondOfMinute().isSupported());
assertEquals(true, iso.millisOfDay().isSupported());
assertEquals(true, iso.millisOfSecond().isSupported());
}
public void testMaxYear() {
final ISOChronology chrono = ISOChronology.getInstanceUTC();
final int maxYear = chrono.year().getMaximumValue();
DateTime start = new DateTime(maxYear, 1, 1, 0, 0, 0, 0, chrono);
DateTime end = new DateTime(maxYear, 12, 31, 23, 59, 59, 999, chrono);
assertTrue(start.getMillis() > 0);
assertTrue(end.getMillis() > start.getMillis());
assertEquals(maxYear, start.getYear());
assertEquals(maxYear, end.getYear());
long delta = end.getMillis() - start.getMillis();
long expectedDelta =
(start.year().isLeap() ? 366L : 365L) * DateTimeConstants.MILLIS_PER_DAY - 1;
assertEquals(expectedDelta, delta);
assertEquals(start, new DateTime(maxYear + "-01-01T00:00:00.000Z", chrono));
assertEquals(end, new DateTime(maxYear + "-12-31T23:59:59.999Z", chrono));
try {
start.plusYears(1);
fail();
} catch (IllegalFieldValueException e) {
}
try {
end.plusYears(1);
fail();
} catch (IllegalFieldValueException e) {
}
assertEquals(maxYear + 1, chrono.year().get(Long.MAX_VALUE));
}
public void testMinYear() {
final ISOChronology chrono = ISOChronology.getInstanceUTC();
final int minYear = chrono.year().getMinimumValue();
DateTime start = new DateTime(minYear, 1, 1, 0, 0, 0, 0, chrono);
DateTime end = new DateTime(minYear, 12, 31, 23, 59, 59, 999, chrono);
assertTrue(start.getMillis() < 0);
assertTrue(end.getMillis() > start.getMillis());
assertEquals(minYear, start.getYear());
assertEquals(minYear, end.getYear());
long delta = end.getMillis() - start.getMillis();
long expectedDelta =
(start.year().isLeap() ? 366L : 365L) * DateTimeConstants.MILLIS_PER_DAY - 1;
assertEquals(expectedDelta, delta);
assertEquals(start, new DateTime(minYear + "-01-01T00:00:00.000Z", chrono));
assertEquals(end, new DateTime(minYear + "-12-31T23:59:59.999Z", chrono));
try {
start.minusYears(1);
fail();
} catch (IllegalFieldValueException e) {
}
try {
end.minusYears(1);
fail();
} catch (IllegalFieldValueException e) {
}
assertEquals(minYear - 1, chrono.year().get(Long.MIN_VALUE));
}
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");
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 testAddMonths() {
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");
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");
}
private void testAdd(String start, DurationFieldType type, int amt, String end) {
DateTime dtStart = new DateTime(start, ISOChronology.getInstanceUTC());
DateTime dtEnd = new DateTime(end, ISOChronology.getInstanceUTC());
assertEquals(dtEnd, dtStart.withFieldAdded(type, amt));
assertEquals(dtStart, dtEnd.withFieldAdded(type, -amt));
DurationField field = type.getField(ISOChronology.getInstanceUTC());
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, ISOChronology.getInstanceUTC());
YearMonthDay ymdEnd = new YearMonthDay(end, ISOChronology.getInstanceUTC());
assertEquals(ymdEnd, ymdStart.withFieldAdded(type, amt));
assertEquals(ymdStart, ymdEnd.withFieldAdded(type, -amt));
}
}
public void testTimeOfDayAdd() {
TimeOfDay start = new TimeOfDay(12, 30);
TimeOfDay end = new TimeOfDay(10, 30);
assertEquals(end, start.plusHours(22));
assertEquals(start, end.minusHours(22));
assertEquals(end, start.plusMinutes(22 * 60));
assertEquals(start, end.minusMinutes(22 * 60));
}
public void testPartialDayOfYearAdd() {
Partial start = new Partial().with(DateTimeFieldType.year(), 2000).with(DateTimeFieldType.dayOfYear(), 366);
Partial end = new Partial().with(DateTimeFieldType.year(), 2004).with(DateTimeFieldType.dayOfYear(), 366);
assertEquals(end, start.withFieldAdded(DurationFieldType.days(), 365 + 365 + 365 + 366));
assertEquals(start, end.withFieldAdded(DurationFieldType.days(), -(365 + 365 + 365 + 366)));
}
public void testMaximumValue() {
DateMidnight dt = new DateMidnight(1570, 1, 1);
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 testLeap_28feb() {
Chronology chrono = ISOChronology.getInstance();
DateTime dt = new DateTime(2012, 2, 28, 0, 0, chrono);
assertEquals(true, dt.year().isLeap());
assertEquals(true, dt.monthOfYear().isLeap());
assertEquals(false, dt.dayOfMonth().isLeap());
assertEquals(false, dt.dayOfYear().isLeap());
}
public void testLeap_29feb() {
Chronology chrono = ISOChronology.getInstance();
DateTime dt = new DateTime(2012, 2, 29, 0, 0, chrono);
assertEquals(true, dt.year().isLeap());
assertEquals(true, dt.monthOfYear().isLeap());
assertEquals(true, dt.dayOfMonth().isLeap());
assertEquals(true, dt.dayOfYear().isLeap());
}
}