/*
* Copyright 2001-2009 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;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.util.Arrays;
import java.util.Locale;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.joda.time.chrono.BuddhistChronology;
import org.joda.time.chrono.CopticChronology;
import org.joda.time.chrono.GregorianChronology;
import org.joda.time.chrono.ISOChronology;
import org.joda.time.format.DateTimeFormat;
import org.joda.time.format.DateTimeFormatter;
/**
* This class is a Junit unit test for YearMonth.
*
* @author Stephen Colebourne
*/
public class TestYearMonth_Basics 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");
private static final Chronology COPTIC_PARIS = CopticChronology.getInstance(PARIS);
private static final Chronology COPTIC_LONDON = CopticChronology.getInstance(LONDON);
private static final Chronology COPTIC_TOKYO = CopticChronology.getInstance(TOKYO);
private static final Chronology COPTIC_UTC = CopticChronology.getInstanceUTC();
// private static final Chronology ISO_PARIS = ISOChronology.getInstance(PARIS);
// private static final Chronology ISO_LONDON = ISOChronology.getInstance(LONDON);
// private static final Chronology ISO_TOKYO = ISOChronology.getInstance(TOKYO);
private static final Chronology ISO_UTC = ISOChronology.getInstanceUTC();
// private static final Chronology BUDDHIST_PARIS = BuddhistChronology.getInstance(PARIS);
// private static final Chronology BUDDHIST_LONDON = BuddhistChronology.getInstance(LONDON);
private static final Chronology BUDDHIST_TOKYO = BuddhistChronology.getInstance(TOKYO);
private static final Chronology BUDDHIST_UTC = BuddhistChronology.getInstanceUTC();
private long TEST_TIME_NOW =
(31L + 28L + 31L + 30L + 31L + 9L -1L) * DateTimeConstants.MILLIS_PER_DAY;
private DateTimeZone zone = null;
public static void main(String[] args) {
junit.textui.TestRunner.run(suite());
}
public static TestSuite suite() {
return new TestSuite(TestYearMonth_Basics.class);
}
public TestYearMonth_Basics(String name) {
super(name);
}
protected void setUp() throws Exception {
DateTimeUtils.setCurrentMillisFixed(TEST_TIME_NOW);
zone = DateTimeZone.getDefault();
DateTimeZone.setDefault(LONDON);
}
protected void tearDown() throws Exception {
DateTimeUtils.setCurrentMillisSystem();
DateTimeZone.setDefault(zone);
zone = null;
}
//-----------------------------------------------------------------------
public void testGet() {
YearMonth test = new YearMonth();
assertEquals(1970, test.get(DateTimeFieldType.year()));
assertEquals(6, test.get(DateTimeFieldType.monthOfYear()));
try {
test.get(null);
fail();
} catch (IllegalArgumentException ex) {}
try {
test.get(DateTimeFieldType.dayOfMonth());
fail();
} catch (IllegalArgumentException ex) {}
}
public void testSize() {
YearMonth test = new YearMonth();
assertEquals(2, test.size());
}
public void testGetFieldType() {
YearMonth test = new YearMonth(COPTIC_PARIS);
assertSame(DateTimeFieldType.year(), test.getFieldType(0));
assertSame(DateTimeFieldType.monthOfYear(), test.getFieldType(1));
try {
test.getFieldType(-1);
} catch (IndexOutOfBoundsException ex) {}
try {
test.getFieldType(2);
} catch (IndexOutOfBoundsException ex) {}
}
public void testGetFieldTypes() {
YearMonth test = new YearMonth(COPTIC_PARIS);
DateTimeFieldType[] fields = test.getFieldTypes();
assertEquals(2, fields.length);
assertSame(DateTimeFieldType.year(), fields[0]);
assertSame(DateTimeFieldType.monthOfYear(), fields[1]);
assertNotSame(test.getFieldTypes(), test.getFieldTypes());
}
public void testGetField() {
YearMonth test = new YearMonth(COPTIC_PARIS);
assertSame(COPTIC_UTC.year(), test.getField(0));
assertSame(COPTIC_UTC.monthOfYear(), test.getField(1));
try {
test.getField(-1);
} catch (IndexOutOfBoundsException ex) {}
try {
test.getField(2);
} catch (IndexOutOfBoundsException ex) {}
}
public void testGetFields() {
YearMonth test = new YearMonth(COPTIC_PARIS);
DateTimeField[] fields = test.getFields();
assertEquals(2, fields.length);
assertSame(COPTIC_UTC.year(), fields[0]);
assertSame(COPTIC_UTC.monthOfYear(), fields[1]);
assertNotSame(test.getFields(), test.getFields());
}
public void testGetValue() {
YearMonth test = new YearMonth();
assertEquals(1970, test.getValue(0));
assertEquals(6, test.getValue(1));
try {
test.getValue(-1);
} catch (IndexOutOfBoundsException ex) {}
try {
test.getValue(2);
} catch (IndexOutOfBoundsException ex) {}
}
public void testGetValues() {
YearMonth test = new YearMonth();
int[] values = test.getValues();
assertEquals(2, values.length);
assertEquals(1970, values[0]);
assertEquals(6, values[1]);
assertNotSame(test.getValues(), test.getValues());
}
public void testIsSupported() {
YearMonth test = new YearMonth(COPTIC_PARIS);
assertEquals(true, test.isSupported(DateTimeFieldType.year()));
assertEquals(true, test.isSupported(DateTimeFieldType.monthOfYear()));
assertEquals(false, test.isSupported(DateTimeFieldType.dayOfMonth()));
assertEquals(false, test.isSupported(DateTimeFieldType.hourOfDay()));
}
public void testEqualsHashCode() {
YearMonth test1 = new YearMonth(1970, 6, COPTIC_PARIS);
YearMonth test2 = new YearMonth(1970, 6, COPTIC_PARIS);
assertEquals(true, test1.equals(test2));
assertEquals(true, test2.equals(test1));
assertEquals(true, test1.equals(test1));
assertEquals(true, test2.equals(test2));
assertEquals(true, test1.hashCode() == test2.hashCode());
assertEquals(true, test1.hashCode() == test1.hashCode());
assertEquals(true, test2.hashCode() == test2.hashCode());
YearMonth test3 = new YearMonth(1971, 6);
assertEquals(false, test1.equals(test3));
assertEquals(false, test2.equals(test3));
assertEquals(false, test3.equals(test1));
assertEquals(false, test3.equals(test2));
assertEquals(false, test1.hashCode() == test3.hashCode());
assertEquals(false, test2.hashCode() == test3.hashCode());
assertEquals(false, test1.equals("Hello"));
assertEquals(true, test1.equals(new MockYM()));
assertEquals(false, test1.equals(MockPartial.EMPTY_INSTANCE));
}
class MockYM extends MockPartial {
public Chronology getChronology() {
return COPTIC_UTC;
}
public DateTimeField[] getFields() {
return new DateTimeField[] {
COPTIC_UTC.year(),
COPTIC_UTC.monthOfYear(),
};
}
public int[] getValues() {
return new int[] {1970, 6};
}
}
//-----------------------------------------------------------------------
public void testCompareTo() {
YearMonth test1 = new YearMonth(2005, 6);
YearMonth test1a = new YearMonth(2005, 6);
assertEquals(0, test1.compareTo(test1a));
assertEquals(0, test1a.compareTo(test1));
assertEquals(0, test1.compareTo(test1));
assertEquals(0, test1a.compareTo(test1a));
YearMonth test2 = new YearMonth(2005, 7);
assertEquals(-1, test1.compareTo(test2));
assertEquals(+1, test2.compareTo(test1));
YearMonth test3 = new YearMonth(2005, 7, GregorianChronology.getInstanceUTC());
assertEquals(-1, test1.compareTo(test3));
assertEquals(+1, test3.compareTo(test1));
assertEquals(0, test3.compareTo(test2));
DateTimeFieldType[] types = new DateTimeFieldType[] {
DateTimeFieldType.year(),
DateTimeFieldType.monthOfYear(),
};
int[] values = new int[] {2005, 6};
Partial p = new Partial(types, values);
assertEquals(0, test1.compareTo(p));
try {
test1.compareTo(null);
fail();
} catch (NullPointerException ex) {}
try {
test1.compareTo(new LocalTime());
fail();
} catch (ClassCastException ex) {}
Partial partial = new Partial()
.with(DateTimeFieldType.centuryOfEra(), 1)
.with(DateTimeFieldType.halfdayOfDay(), 0)
.with(DateTimeFieldType.dayOfMonth(), 9);
try {
new YearMonth(1970, 6).compareTo(partial);
fail();
} catch (ClassCastException ex) {}
}
//-----------------------------------------------------------------------
public void testIsEqual_YM() {
YearMonth test1 = new YearMonth(2005, 6);
YearMonth test1a = new YearMonth(2005, 6);
assertEquals(true, test1.isEqual(test1a));
assertEquals(true, test1a.isEqual(test1));
assertEquals(true, test1.isEqual(test1));
assertEquals(true, test1a.isEqual(test1a));
YearMonth test2 = new YearMonth(2005, 7);
assertEquals(false, test1.isEqual(test2));
assertEquals(false, test2.isEqual(test1));
YearMonth test3 = new YearMonth(2005, 7, GregorianChronology.getInstanceUTC());
assertEquals(false, test1.isEqual(test3));
assertEquals(false, test3.isEqual(test1));
assertEquals(true, test3.isEqual(test2));
try {
new YearMonth(2005, 7).isEqual(null);
fail();
} catch (IllegalArgumentException ex) {}
}
//-----------------------------------------------------------------------
public void testIsBefore_YM() {
YearMonth test1 = new YearMonth(2005, 6);
YearMonth test1a = new YearMonth(2005, 6);
assertEquals(false, test1.isBefore(test1a));
assertEquals(false, test1a.isBefore(test1));
assertEquals(false, test1.isBefore(test1));
assertEquals(false, test1a.isBefore(test1a));
YearMonth test2 = new YearMonth(2005, 7);
assertEquals(true, test1.isBefore(test2));
assertEquals(false, test2.isBefore(test1));
YearMonth test3 = new YearMonth(2005, 7, GregorianChronology.getInstanceUTC());
assertEquals(true, test1.isBefore(test3));
assertEquals(false, test3.isBefore(test1));
assertEquals(false, test3.isBefore(test2));
try {
new YearMonth(2005, 7).isBefore(null);
fail();
} catch (IllegalArgumentException ex) {}
}
//-----------------------------------------------------------------------
public void testIsAfter_YM() {
YearMonth test1 = new YearMonth(2005, 6);
YearMonth test1a = new YearMonth(2005, 6);
assertEquals(false, test1.isAfter(test1a));
assertEquals(false, test1a.isAfter(test1));
assertEquals(false, test1.isAfter(test1));
assertEquals(false, test1a.isAfter(test1a));
YearMonth test2 = new YearMonth(2005, 7);
assertEquals(false, test1.isAfter(test2));
assertEquals(true, test2.isAfter(test1));
YearMonth test3 = new YearMonth(2005, 7, GregorianChronology.getInstanceUTC());
assertEquals(false, test1.isAfter(test3));
assertEquals(true, test3.isAfter(test1));
assertEquals(false, test3.isAfter(test2));
try {
new YearMonth(2005, 7).isAfter(null);
fail();
} catch (IllegalArgumentException ex) {}
}
//-----------------------------------------------------------------------
public void testWithChronologyRetainFields_Chrono() {
YearMonth base = new YearMonth(2005, 6, COPTIC_PARIS);
YearMonth test = base.withChronologyRetainFields(BUDDHIST_TOKYO);
check(base, 2005, 6);
assertEquals(COPTIC_UTC, base.getChronology());
check(test, 2005, 6);
assertEquals(BUDDHIST_UTC, test.getChronology());
}
public void testWithChronologyRetainFields_sameChrono() {
YearMonth base = new YearMonth(2005, 6, COPTIC_PARIS);
YearMonth test = base.withChronologyRetainFields(COPTIC_TOKYO);
assertSame(base, test);
}
public void testWithChronologyRetainFields_nullChrono() {
YearMonth base = new YearMonth(2005, 6, COPTIC_PARIS);
YearMonth test = base.withChronologyRetainFields(null);
check(base, 2005, 6);
assertEquals(COPTIC_UTC, base.getChronology());
check(test, 2005, 6);
assertEquals(ISO_UTC, test.getChronology());
}
public void testWithChronologyRetainFields_invalidInNewChrono() {
YearMonth base = new YearMonth(2005, 13, COPTIC_UTC);
try {
base.withChronologyRetainFields(ISO_UTC);
fail();
} catch (IllegalArgumentException ex) {
// expected
}
}
//-----------------------------------------------------------------------
public void testWithField() {
YearMonth test = new YearMonth(2004, 6);
YearMonth result = test.withField(DateTimeFieldType.year(), 2006);
assertEquals(new YearMonth(2004, 6), test);
assertEquals(new YearMonth(2006, 6), result);
}
public void testWithField_nullField() {
YearMonth test = new YearMonth(2004, 6);
try {
test.withField(null, 6);
fail();
} catch (IllegalArgumentException ex) {}
}
public void testWithField_unknownField() {
YearMonth test = new YearMonth(2004, 6);
try {
test.withField(DateTimeFieldType.hourOfDay(), 6);
fail();
} catch (IllegalArgumentException ex) {}
}
public void testWithField_same() {
YearMonth test = new YearMonth(2004, 6);
YearMonth result = test.withField(DateTimeFieldType.year(), 2004);
assertEquals(new YearMonth(2004, 6), test);
assertSame(test, result);
}
//-----------------------------------------------------------------------
public void testWithFieldAdded() {
YearMonth test = new YearMonth(2004, 6);
YearMonth result = test.withFieldAdded(DurationFieldType.years(), 6);
assertEquals(new YearMonth(2004, 6), test);
assertEquals(new YearMonth(2010, 6), result);
}
public void testWithFieldAdded_nullField_zero() {
YearMonth test = new YearMonth(2004, 6);
try {
test.withFieldAdded(null, 0);
fail();
} catch (IllegalArgumentException ex) {}
}
public void testWithFieldAdded_nullField_nonZero() {
YearMonth test = new YearMonth(2004, 6);
try {
test.withFieldAdded(null, 6);
fail();
} catch (IllegalArgumentException ex) {}
}
public void testWithFieldAdded_zero() {
YearMonth test = new YearMonth(2004, 6);
YearMonth result = test.withFieldAdded(DurationFieldType.years(), 0);
assertSame(test, result);
}
public void testWithFieldAdded_unknownField() {
YearMonth test = new YearMonth(2004, 6);
try {
test.withFieldAdded(DurationFieldType.hours(), 6);
fail();
} catch (IllegalArgumentException ex) {}
}
//-----------------------------------------------------------------------
public void testPlus_RP() {
YearMonth test = new YearMonth(2002, 5, BuddhistChronology.getInstance());
YearMonth result = test.plus(new Period(1, 2, 3, 4, 5, 6, 7, 8));
YearMonth expected = new YearMonth(2003, 7, BuddhistChronology.getInstance());
assertEquals(expected, result);
result = test.plus((ReadablePeriod) null);
assertSame(test, result);
}
public void testPlusYears_int() {
YearMonth test = new YearMonth(2002, 5, BuddhistChronology.getInstance());
YearMonth result = test.plusYears(1);
YearMonth expected = new YearMonth(2003, 5, BuddhistChronology.getInstance());
assertEquals(expected, result);
result = test.plusYears(0);
assertSame(test, result);
}
public void testPlusMonths_int() {
YearMonth test = new YearMonth(2002, 5, BuddhistChronology.getInstance());
YearMonth result = test.plusMonths(1);
YearMonth expected = new YearMonth(2002, 6, BuddhistChronology.getInstance());
assertEquals(expected, result);
result = test.plusMonths(0);
assertSame(test, result);
}
//-----------------------------------------------------------------------
public void testMinus_RP() {
YearMonth test = new YearMonth(2002, 5, BuddhistChronology.getInstance());
YearMonth result = test.minus(new Period(1, 1, 1, 1, 1, 1, 1, 1));
YearMonth expected = new YearMonth(2001, 4, BuddhistChronology.getInstance());
assertEquals(expected, result);
result = test.minus((ReadablePeriod) null);
assertSame(test, result);
}
public void testMinusYears_int() {
YearMonth test = new YearMonth(2002, 5, BuddhistChronology.getInstance());
YearMonth result = test.minusYears(1);
YearMonth expected = new YearMonth(2001, 5, BuddhistChronology.getInstance());
assertEquals(expected, result);
result = test.minusYears(0);
assertSame(test, result);
}
public void testMinusMonths_int() {
YearMonth test = new YearMonth(2002, 5, BuddhistChronology.getInstance());
YearMonth result = test.minusMonths(1);
YearMonth expected = new YearMonth(2002, 4, BuddhistChronology.getInstance());
assertEquals(expected, result);
result = test.minusMonths(0);
assertSame(test, result);
}
//-----------------------------------------------------------------------
public void testToLocalDate() {
YearMonth base = new YearMonth(2005, 6, COPTIC_UTC);
LocalDate test = base.toLocalDate(9);
assertEquals(new LocalDate(2005, 6, 9, COPTIC_UTC), test);
try {
base.toLocalDate(0);
fail();
} catch (IllegalArgumentException ex) {}
}
//-----------------------------------------------------------------------
public void testToDateTime_RI() {
YearMonth base = new YearMonth(2005, 6, COPTIC_PARIS);
DateTime dt = new DateTime(2002, 1, 3, 4, 5, 6, 7);
DateTime test = base.toDateTime(dt);
check(base, 2005, 6);
DateTime expected = dt;
expected = expected.year().setCopy(2005);
expected = expected.monthOfYear().setCopy(6);
assertEquals(expected, test);
}
public void testToDateTime_nullRI() {
YearMonth base = new YearMonth(2005, 6);
DateTime dt = new DateTime(2002, 1, 3, 4, 5, 6, 7);
DateTimeUtils.setCurrentMillisFixed(dt.getMillis());
DateTime test = base.toDateTime((ReadableInstant) null);
check(base, 2005, 6);
DateTime expected = dt;
expected = expected.year().setCopy(2005);
expected = expected.monthOfYear().setCopy(6);
assertEquals(expected, test);
}
//-----------------------------------------------------------------------
public void testToInterval() {
YearMonth base = new YearMonth(2005, 6, COPTIC_PARIS); // PARIS irrelevant
Interval test = base.toInterval();
check(base, 2005, 6);
DateTime start = new DateTime(2005, 6, 1, 0, 0, COPTIC_LONDON);
DateTime end = new DateTime(2005, 7, 1, 0, 0, COPTIC_LONDON);
Interval expected = new Interval(start, end);
assertEquals(expected, test);
}
//-----------------------------------------------------------------------
public void testToInterval_Zone() {
YearMonth base = new YearMonth(2005, 6, COPTIC_PARIS); // PARIS irrelevant
Interval test = base.toInterval(TOKYO);
check(base, 2005, 6);
DateTime start = new DateTime(2005, 6, 1, 0, 0, COPTIC_TOKYO);
DateTime end = new DateTime(2005, 7, 1, 0, 0, COPTIC_TOKYO);
Interval expected = new Interval(start, end);
assertEquals(expected, test);
}
public void testToInterval_nullZone() {
YearMonth base = new YearMonth(2005, 6, COPTIC_PARIS); // PARIS irrelevant
Interval test = base.toInterval(null);
check(base, 2005, 6);
DateTime start = new DateTime(2005, 6, 1, 0, 0, COPTIC_LONDON);
DateTime end = new DateTime(2005, 7, 1, 0, 0, COPTIC_LONDON);
Interval expected = new Interval(start, end);
assertEquals(expected, test);
}
//-----------------------------------------------------------------------
public void testWithers() {
YearMonth test = new YearMonth(1970, 6);
check(test.withYear(2000), 2000, 6);
check(test.withMonthOfYear(2), 1970, 2);
try {
test.withMonthOfYear(0);
fail();
} catch (IllegalArgumentException ex) {}
try {
test.withMonthOfYear(13);
fail();
} catch (IllegalArgumentException ex) {}
}
//-----------------------------------------------------------------------
public void testProperty() {
YearMonth test = new YearMonth(2005, 6);
assertEquals(test.year(), test.property(DateTimeFieldType.year()));
assertEquals(test.monthOfYear(), test.property(DateTimeFieldType.monthOfYear()));
try {
test.property(DateTimeFieldType.millisOfDay());
fail();
} catch (IllegalArgumentException ex) {}
try {
test.property(null);
fail();
} catch (IllegalArgumentException ex) {}
}
//-----------------------------------------------------------------------
public void testSerialization() throws Exception {
YearMonth test = new YearMonth(1972, 6, COPTIC_PARIS);
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ObjectOutputStream oos = new ObjectOutputStream(baos);
oos.writeObject(test);
byte[] bytes = baos.toByteArray();
oos.close();
ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
ObjectInputStream ois = new ObjectInputStream(bais);
YearMonth result = (YearMonth) ois.readObject();
ois.close();
assertEquals(test, result);
assertTrue(Arrays.equals(test.getValues(), result.getValues()));
assertTrue(Arrays.equals(test.getFields(), result.getFields()));
assertEquals(test.getChronology(), result.getChronology());
}
//-----------------------------------------------------------------------
public void testToString() {
YearMonth test = new YearMonth(2002, 6);
assertEquals("2002-06", test.toString());
}
//-----------------------------------------------------------------------
public void testToString_String() {
YearMonth test = new YearMonth(2002, 6);
assertEquals("2002 \ufffd\ufffd", test.toString("yyyy HH"));
assertEquals("2002-06", test.toString((String) null));
}
//-----------------------------------------------------------------------
public void testToString_String_Locale() {
YearMonth test = new YearMonth(2002, 6);
assertEquals("\ufffd \ufffd/6", test.toString("EEE d/M", Locale.ENGLISH));
assertEquals("\ufffd \ufffd/6", test.toString("EEE d/M", Locale.FRENCH));
assertEquals("2002-06", test.toString(null, Locale.ENGLISH));
assertEquals("\ufffd \ufffd/6", test.toString("EEE d/M", null));
assertEquals("2002-06", test.toString(null, null));
}
//-----------------------------------------------------------------------
public void testToString_DTFormatter() {
YearMonth test = new YearMonth(2002, 6);
assertEquals("2002 \ufffd\ufffd", test.toString(DateTimeFormat.forPattern("yyyy HH")));
assertEquals("2002-06", test.toString((DateTimeFormatter) null));
}
//-----------------------------------------------------------------------
private void check(YearMonth test, int year, int month) {
assertEquals(year, test.getYear());
assertEquals(month, test.getMonthOfYear());
}
}