TestMonth.java
/*
* Copyright (c) 2007-present, Stephen Colebourne & Michael Nascimento Santos
*
* All rights reserved.
*
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* modification, are permitted provided that the following conditions are met:
*
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* this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* * Neither the name of JSR-310 nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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package org.threeten.bp;
import static org.testng.Assert.assertEquals;
import static org.threeten.bp.Month.DECEMBER;
import static org.threeten.bp.Month.JANUARY;
import static org.threeten.bp.Month.JUNE;
import static org.threeten.bp.temporal.ChronoField.MONTH_OF_YEAR;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Locale;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import org.threeten.bp.chrono.IsoChronology;
import org.threeten.bp.format.TextStyle;
import org.threeten.bp.temporal.ChronoField;
import org.threeten.bp.temporal.ChronoUnit;
import org.threeten.bp.temporal.JulianFields;
import org.threeten.bp.temporal.TemporalAccessor;
import org.threeten.bp.temporal.TemporalField;
import org.threeten.bp.temporal.TemporalQueries;
/**
* Test Month.
*/
@Test
public class TestMonth extends AbstractDateTimeTest {
private static final int MAX_LENGTH = 12;
//-----------------------------------------------------------------------
@Override
protected List<TemporalAccessor> samples() {
TemporalAccessor[] array = {JANUARY, JUNE, DECEMBER, };
return Arrays.asList(array);
}
@Override
protected List<TemporalField> validFields() {
TemporalField[] array = {
MONTH_OF_YEAR,
};
return Arrays.asList(array);
}
@Override
protected List<TemporalField> invalidFields() {
List<TemporalField> list = new ArrayList<TemporalField>(Arrays.<TemporalField>asList(ChronoField.values()));
list.removeAll(validFields());
list.add(JulianFields.JULIAN_DAY);
list.add(JulianFields.MODIFIED_JULIAN_DAY);
list.add(JulianFields.RATA_DIE);
return list;
}
//-----------------------------------------------------------------------
@Test
public void test_factory_int_singleton() {
for (int i = 1; i <= MAX_LENGTH; i++) {
Month test = Month.of(i);
assertEquals(test.getValue(), i);
}
}
@Test(expectedExceptions=DateTimeException.class)
public void test_factory_int_tooLow() {
Month.of(0);
}
@Test(expectedExceptions=DateTimeException.class)
public void test_factory_int_tooHigh() {
Month.of(13);
}
//-----------------------------------------------------------------------
@Test
public void test_factory_CalendricalObject() {
assertEquals(Month.from(LocalDate.of(2011, 6, 6)), JUNE);
}
@Test(expectedExceptions=DateTimeException.class)
public void test_factory_CalendricalObject_invalid_noDerive() {
Month.from(LocalTime.of(12, 30));
}
@Test(expectedExceptions=NullPointerException.class)
public void test_factory_CalendricalObject_null() {
Month.from((TemporalAccessor) null);
}
//-----------------------------------------------------------------------
// get(TemporalField)
//-----------------------------------------------------------------------
@Test
public void test_get_TemporalField() {
assertEquals(Month.JULY.get(ChronoField.MONTH_OF_YEAR), 7);
}
@Test
public void test_getLong_TemporalField() {
assertEquals(Month.JULY.getLong(ChronoField.MONTH_OF_YEAR), 7);
}
//-----------------------------------------------------------------------
// query(TemporalQuery)
//-----------------------------------------------------------------------
@Test
public void test_query() {
assertEquals(Month.JUNE.query(TemporalQueries.chronology()), IsoChronology.INSTANCE);
assertEquals(Month.JUNE.query(TemporalQueries.localDate()), null);
assertEquals(Month.JUNE.query(TemporalQueries.localTime()), null);
assertEquals(Month.JUNE.query(TemporalQueries.offset()), null);
assertEquals(Month.JUNE.query(TemporalQueries.precision()), ChronoUnit.MONTHS);
assertEquals(Month.JUNE.query(TemporalQueries.zone()), null);
assertEquals(Month.JUNE.query(TemporalQueries.zoneId()), null);
}
@Test(expectedExceptions=NullPointerException.class)
public void test_query_null() {
Month.JUNE.query(null);
}
//-----------------------------------------------------------------------
// getDisplayName()
//-----------------------------------------------------------------------
@Test
public void test_getDisplayName() {
assertEquals(Month.JANUARY.getDisplayName(TextStyle.SHORT, Locale.US), "Jan");
}
@Test(expectedExceptions = NullPointerException.class)
public void test_getDisplayName_nullStyle() {
Month.JANUARY.getDisplayName(null, Locale.US);
}
@Test(expectedExceptions = NullPointerException.class)
public void test_getDisplayName_nullLocale() {
Month.JANUARY.getDisplayName(TextStyle.FULL, null);
}
//-----------------------------------------------------------------------
// plus(long), plus(long,unit)
//-----------------------------------------------------------------------
@DataProvider(name="plus")
Object[][] data_plus() {
return new Object[][] {
{1, -13, 12},
{1, -12, 1},
{1, -11, 2},
{1, -10, 3},
{1, -9, 4},
{1, -8, 5},
{1, -7, 6},
{1, -6, 7},
{1, -5, 8},
{1, -4, 9},
{1, -3, 10},
{1, -2, 11},
{1, -1, 12},
{1, 0, 1},
{1, 1, 2},
{1, 2, 3},
{1, 3, 4},
{1, 4, 5},
{1, 5, 6},
{1, 6, 7},
{1, 7, 8},
{1, 8, 9},
{1, 9, 10},
{1, 10, 11},
{1, 11, 12},
{1, 12, 1},
{1, 13, 2},
{1, 1, 2},
{2, 1, 3},
{3, 1, 4},
{4, 1, 5},
{5, 1, 6},
{6, 1, 7},
{7, 1, 8},
{8, 1, 9},
{9, 1, 10},
{10, 1, 11},
{11, 1, 12},
{12, 1, 1},
{1, -1, 12},
{2, -1, 1},
{3, -1, 2},
{4, -1, 3},
{5, -1, 4},
{6, -1, 5},
{7, -1, 6},
{8, -1, 7},
{9, -1, 8},
{10, -1, 9},
{11, -1, 10},
{12, -1, 11},
};
}
@Test(dataProvider="plus")
public void test_plus_long(int base, long amount, int expected) {
assertEquals(Month.of(base).plus(amount), Month.of(expected));
}
//-----------------------------------------------------------------------
// minus(long), minus(long,unit)
//-----------------------------------------------------------------------
@DataProvider(name="minus")
Object[][] data_minus() {
return new Object[][] {
{1, -13, 2},
{1, -12, 1},
{1, -11, 12},
{1, -10, 11},
{1, -9, 10},
{1, -8, 9},
{1, -7, 8},
{1, -6, 7},
{1, -5, 6},
{1, -4, 5},
{1, -3, 4},
{1, -2, 3},
{1, -1, 2},
{1, 0, 1},
{1, 1, 12},
{1, 2, 11},
{1, 3, 10},
{1, 4, 9},
{1, 5, 8},
{1, 6, 7},
{1, 7, 6},
{1, 8, 5},
{1, 9, 4},
{1, 10, 3},
{1, 11, 2},
{1, 12, 1},
{1, 13, 12},
};
}
@Test(dataProvider="minus")
public void test_minus_long(int base, long amount, int expected) {
assertEquals(Month.of(base).minus(amount), Month.of(expected));
}
//-----------------------------------------------------------------------
// length(boolean)
//-----------------------------------------------------------------------
@Test
public void test_length_boolean_notLeapYear() {
assertEquals(Month.JANUARY.length(false), 31);
assertEquals(Month.FEBRUARY.length(false), 28);
assertEquals(Month.MARCH.length(false), 31);
assertEquals(Month.APRIL.length(false), 30);
assertEquals(Month.MAY.length(false), 31);
assertEquals(Month.JUNE.length(false), 30);
assertEquals(Month.JULY.length(false), 31);
assertEquals(Month.AUGUST.length(false), 31);
assertEquals(Month.SEPTEMBER.length(false), 30);
assertEquals(Month.OCTOBER.length(false), 31);
assertEquals(Month.NOVEMBER.length(false), 30);
assertEquals(Month.DECEMBER.length(false), 31);
}
@Test
public void test_length_boolean_leapYear() {
assertEquals(Month.JANUARY.length(true), 31);
assertEquals(Month.FEBRUARY.length(true), 29);
assertEquals(Month.MARCH.length(true), 31);
assertEquals(Month.APRIL.length(true), 30);
assertEquals(Month.MAY.length(true), 31);
assertEquals(Month.JUNE.length(true), 30);
assertEquals(Month.JULY.length(true), 31);
assertEquals(Month.AUGUST.length(true), 31);
assertEquals(Month.SEPTEMBER.length(true), 30);
assertEquals(Month.OCTOBER.length(true), 31);
assertEquals(Month.NOVEMBER.length(true), 30);
assertEquals(Month.DECEMBER.length(true), 31);
}
//-----------------------------------------------------------------------
// minLength()
//-----------------------------------------------------------------------
@Test
public void test_minLength() {
assertEquals(Month.JANUARY.minLength(), 31);
assertEquals(Month.FEBRUARY.minLength(), 28);
assertEquals(Month.MARCH.minLength(), 31);
assertEquals(Month.APRIL.minLength(), 30);
assertEquals(Month.MAY.minLength(), 31);
assertEquals(Month.JUNE.minLength(), 30);
assertEquals(Month.JULY.minLength(), 31);
assertEquals(Month.AUGUST.minLength(), 31);
assertEquals(Month.SEPTEMBER.minLength(), 30);
assertEquals(Month.OCTOBER.minLength(), 31);
assertEquals(Month.NOVEMBER.minLength(), 30);
assertEquals(Month.DECEMBER.minLength(), 31);
}
//-----------------------------------------------------------------------
// maxLength()
//-----------------------------------------------------------------------
@Test
public void test_maxLength() {
assertEquals(Month.JANUARY.maxLength(), 31);
assertEquals(Month.FEBRUARY.maxLength(), 29);
assertEquals(Month.MARCH.maxLength(), 31);
assertEquals(Month.APRIL.maxLength(), 30);
assertEquals(Month.MAY.maxLength(), 31);
assertEquals(Month.JUNE.maxLength(), 30);
assertEquals(Month.JULY.maxLength(), 31);
assertEquals(Month.AUGUST.maxLength(), 31);
assertEquals(Month.SEPTEMBER.maxLength(), 30);
assertEquals(Month.OCTOBER.maxLength(), 31);
assertEquals(Month.NOVEMBER.maxLength(), 30);
assertEquals(Month.DECEMBER.maxLength(), 31);
}
//-----------------------------------------------------------------------
// firstDayOfYear(boolean)
//-----------------------------------------------------------------------
@Test
public void test_firstDayOfYear_notLeapYear() {
assertEquals(Month.JANUARY.firstDayOfYear(false), 1);
assertEquals(Month.FEBRUARY.firstDayOfYear(false), 1 + 31);
assertEquals(Month.MARCH.firstDayOfYear(false), 1 + 31 + 28);
assertEquals(Month.APRIL.firstDayOfYear(false), 1 + 31 + 28 + 31);
assertEquals(Month.MAY.firstDayOfYear(false), 1 + 31 + 28 + 31 + 30);
assertEquals(Month.JUNE.firstDayOfYear(false), 1 + 31 + 28 + 31 + 30 + 31);
assertEquals(Month.JULY.firstDayOfYear(false), 1 + 31 + 28 + 31 + 30 + 31 + 30);
assertEquals(Month.AUGUST.firstDayOfYear(false), 1 + 31 + 28 + 31 + 30 + 31 + 30 + 31);
assertEquals(Month.SEPTEMBER.firstDayOfYear(false), 1 + 31 + 28 + 31 + 30 + 31 + 30 + 31 + 31);
assertEquals(Month.OCTOBER.firstDayOfYear(false), 1 + 31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30);
assertEquals(Month.NOVEMBER.firstDayOfYear(false), 1 + 31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31);
assertEquals(Month.DECEMBER.firstDayOfYear(false), 1 + 31 + 28 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30);
}
@Test
public void test_firstDayOfYear_leapYear() {
assertEquals(Month.JANUARY.firstDayOfYear(true), 1);
assertEquals(Month.FEBRUARY.firstDayOfYear(true), 1 + 31);
assertEquals(Month.MARCH.firstDayOfYear(true), 1 + 31 + 29);
assertEquals(Month.APRIL.firstDayOfYear(true), 1 + 31 + 29 + 31);
assertEquals(Month.MAY.firstDayOfYear(true), 1 + 31 + 29 + 31 + 30);
assertEquals(Month.JUNE.firstDayOfYear(true), 1 + 31 + 29 + 31 + 30 + 31);
assertEquals(Month.JULY.firstDayOfYear(true), 1 + 31 + 29 + 31 + 30 + 31 + 30);
assertEquals(Month.AUGUST.firstDayOfYear(true), 1 + 31 + 29 + 31 + 30 + 31 + 30 + 31);
assertEquals(Month.SEPTEMBER.firstDayOfYear(true), 1 + 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31);
assertEquals(Month.OCTOBER.firstDayOfYear(true), 1 + 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30);
assertEquals(Month.NOVEMBER.firstDayOfYear(true), 1 + 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31);
assertEquals(Month.DECEMBER.firstDayOfYear(true), 1 + 31 + 29 + 31 + 30 + 31 + 30 + 31 + 31 + 30 + 31 + 30);
}
//-----------------------------------------------------------------------
// firstMonthOfQuarter()
//-----------------------------------------------------------------------
@Test
public void test_firstMonthOfQuarter() {
assertEquals(Month.JANUARY.firstMonthOfQuarter(), Month.JANUARY);
assertEquals(Month.FEBRUARY.firstMonthOfQuarter(), Month.JANUARY);
assertEquals(Month.MARCH.firstMonthOfQuarter(), Month.JANUARY);
assertEquals(Month.APRIL.firstMonthOfQuarter(), Month.APRIL);
assertEquals(Month.MAY.firstMonthOfQuarter(), Month.APRIL);
assertEquals(Month.JUNE.firstMonthOfQuarter(), Month.APRIL);
assertEquals(Month.JULY.firstMonthOfQuarter(), Month.JULY);
assertEquals(Month.AUGUST.firstMonthOfQuarter(), Month.JULY);
assertEquals(Month.SEPTEMBER.firstMonthOfQuarter(), Month.JULY);
assertEquals(Month.OCTOBER.firstMonthOfQuarter(), Month.OCTOBER);
assertEquals(Month.NOVEMBER.firstMonthOfQuarter(), Month.OCTOBER);
assertEquals(Month.DECEMBER.firstMonthOfQuarter(), Month.OCTOBER);
}
//-----------------------------------------------------------------------
// toString()
//-----------------------------------------------------------------------
@Test
public void test_toString() {
assertEquals(Month.JANUARY.toString(), "JANUARY");
assertEquals(Month.FEBRUARY.toString(), "FEBRUARY");
assertEquals(Month.MARCH.toString(), "MARCH");
assertEquals(Month.APRIL.toString(), "APRIL");
assertEquals(Month.MAY.toString(), "MAY");
assertEquals(Month.JUNE.toString(), "JUNE");
assertEquals(Month.JULY.toString(), "JULY");
assertEquals(Month.AUGUST.toString(), "AUGUST");
assertEquals(Month.SEPTEMBER.toString(), "SEPTEMBER");
assertEquals(Month.OCTOBER.toString(), "OCTOBER");
assertEquals(Month.NOVEMBER.toString(), "NOVEMBER");
assertEquals(Month.DECEMBER.toString(), "DECEMBER");
}
//-----------------------------------------------------------------------
// generated methods
//-----------------------------------------------------------------------
@Test
public void test_enum() {
assertEquals(Month.valueOf("JANUARY"), Month.JANUARY);
assertEquals(Month.values()[0], Month.JANUARY);
}
}