java.time.MonthDay Java Examples

void doTest_comparisons_MonthDay(MonthDay... localDates) {
    for (int i = 0; i < localDates.length; i++) {
        MonthDay a = localDates[i];
        for (int j = 0; j < localDates.length; j++) {
            MonthDay b = localDates[j];
            if (i < j) {
                assertTrue(a.compareTo(b) < 0, a + " <=> " + b);
                assertEquals(a.isBefore(b), true, a + " <=> " + b);
                assertEquals(a.isAfter(b), false, a + " <=> " + b);
                assertEquals(a.equals(b), false, a + " <=> " + b);
            } else if (i > j) {
                assertTrue(a.compareTo(b) > 0, a + " <=> " + b);
                assertEquals(a.isBefore(b), false, a + " <=> " + b);
                assertEquals(a.isAfter(b), true, a + " <=> " + b);
                assertEquals(a.equals(b), false, a + " <=> " + b);
            } else {
                assertEquals(a.compareTo(b), 0, a + " <=> " + b);
                assertEquals(a.isBefore(b), false, a + " <=> " + b);
                assertEquals(a.isAfter(b), false, a + " <=> " + b);
                assertEquals(a.equals(b), true, a + " <=> " + b);
            }
        }
    }
}
 

void doTest_comparisons_MonthDay(MonthDay... localDates) {
    for (int i = 0; i < localDates.length; i++) {
        MonthDay a = localDates[i];
        for (int j = 0; j < localDates.length; j++) {
            MonthDay b = localDates[j];
            if (i < j) {
                assertTrue(a.compareTo(b) < 0, a + " <=> " + b);
                assertEquals(a.isBefore(b), true, a + " <=> " + b);
                assertEquals(a.isAfter(b), false, a + " <=> " + b);
                assertEquals(a.equals(b), false, a + " <=> " + b);
            } else if (i > j) {
                assertTrue(a.compareTo(b) > 0, a + " <=> " + b);
                assertEquals(a.isBefore(b), false, a + " <=> " + b);
                assertEquals(a.isAfter(b), true, a + " <=> " + b);
                assertEquals(a.equals(b), false, a + " <=> " + b);
            } else {
                assertEquals(a.compareTo(b), 0, a + " <=> " + b);
                assertEquals(a.isBefore(b), false, a + " <=> " + b);
                assertEquals(a.isAfter(b), false, a + " <=> " + b);
                assertEquals(a.equals(b), true, a + " <=> " + b);
            }
        }
    }
}
 

void doTest_comparisons_MonthDay(MonthDay... localDates) {
    for (int i = 0; i < localDates.length; i++) {
        MonthDay a = localDates[i];
        for (int j = 0; j < localDates.length; j++) {
            MonthDay b = localDates[j];
            if (i < j) {
                assertTrue(a.compareTo(b) < 0, a + " <=> " + b);
                assertEquals(a.isBefore(b), true, a + " <=> " + b);
                assertEquals(a.isAfter(b), false, a + " <=> " + b);
                assertEquals(a.equals(b), false, a + " <=> " + b);
            } else if (i > j) {
                assertTrue(a.compareTo(b) > 0, a + " <=> " + b);
                assertEquals(a.isBefore(b), false, a + " <=> " + b);
                assertEquals(a.isAfter(b), true, a + " <=> " + b);
                assertEquals(a.equals(b), false, a + " <=> " + b);
            } else {
                assertEquals(a.compareTo(b), 0, a + " <=> " + b);
                assertEquals(a.isBefore(b), false, a + " <=> " + b);
                assertEquals(a.isAfter(b), false, a + " <=> " + b);
                assertEquals(a.equals(b), true, a + " <=> " + b);
            }
        }
    }
}
 

@Test(dataProvider = "fields")
public void test_WOWBY_isSupportedBy(TemporalField weekField, TemporalField yearField) {
    assertEquals(weekField.isSupportedBy(LocalTime.NOON), false);
    assertEquals(weekField.isSupportedBy(MonthDay.of(2, 1)), false);
    assertEquals(weekField.isSupportedBy(LocalDate.MIN), true);
    assertEquals(weekField.isSupportedBy(OffsetDateTime.MAX), true);
}
 

@Test(dataProvider="badParseData", expectedExceptions=DateTimeParseException.class)
public void factory_parse_fail(String text, int pos) {
    try {
        MonthDay.parse(text);
        fail(String.format("Parse should have failed for %s at position %d", text, pos));
    }
    catch (DateTimeParseException ex) {
        assertEquals(ex.getParsedString(), text);
        assertEquals(ex.getErrorIndex(), pos);
        throw ex;
    }
}
 

@Test
public void test_hashCode_unique() {
    int leapYear = 2008;
    Set<Integer> uniques = new HashSet<Integer>(366);
    for (int i = 1; i <= 12; i++) {
        for (int j = 1; j <= 31; j++) {
            if (YearMonth.of(leapYear, i).isValidDay(j)) {
                assertTrue(uniques.add(MonthDay.of(i, j).hashCode()));
            }
        }
    }
}
 

@Test(dataProvider = "fields")
public void test_WOWBY_isSupportedBy(TemporalField weekField, TemporalField yearField) {
    assertEquals(weekField.isSupportedBy(LocalTime.NOON), false);
    assertEquals(weekField.isSupportedBy(MonthDay.of(2, 1)), false);
    assertEquals(weekField.isSupportedBy(LocalDate.MIN), true);
    assertEquals(weekField.isSupportedBy(OffsetDateTime.MAX), true);
}
 

@Test
public void test_parse_errorMessage() throws Exception {
    assertGoodErrorDate(DayOfWeek::from, "DayOfWeek");
    assertGoodErrorDate(Month::from, "Month");
    assertGoodErrorDate(YearMonth::from, "YearMonth");
    assertGoodErrorDate(MonthDay::from, "MonthDay");
    assertGoodErrorDate(LocalDate::from, "LocalDate");
    assertGoodErrorDate(LocalTime::from, "LocalTime");
    assertGoodErrorDate(LocalDateTime::from, "LocalDateTime");
    assertGoodErrorDate(OffsetTime::from, "OffsetTime");
    assertGoodErrorDate(OffsetDateTime::from, "OffsetDateTime");
    assertGoodErrorDate(ZonedDateTime::from, "ZonedDateTime");
    assertGoodErrorDate(Instant::from, "Instant");
    assertGoodErrorDate(ZoneOffset::from, "ZoneOffset");
    assertGoodErrorDate(ZoneId::from, "ZoneId");
    assertGoodErrorDate(ThaiBuddhistChronology.INSTANCE::date, "");

    assertGoodErrorTime(DayOfWeek::from, "DayOfWeek");
    assertGoodErrorTime(Month::from, "Month");
    assertGoodErrorTime(Year::from, "Year");
    assertGoodErrorTime(YearMonth::from, "YearMonth");
    assertGoodErrorTime(MonthDay::from, "MonthDay");
    assertGoodErrorTime(LocalDate::from, "LocalDate");
    assertGoodErrorTime(LocalTime::from, "LocalTime");
    assertGoodErrorTime(LocalDateTime::from, "LocalDateTime");
    assertGoodErrorTime(OffsetTime::from, "OffsetTime");
    assertGoodErrorTime(OffsetDateTime::from, "OffsetDateTime");
    assertGoodErrorTime(ZonedDateTime::from, "ZonedDateTime");
    assertGoodErrorTime(Instant::from, "Instant");
    assertGoodErrorTime(ZoneOffset::from, "ZoneOffset");
    assertGoodErrorTime(ZoneId::from, "ZoneId");
    assertGoodErrorTime(ThaiBuddhistChronology.INSTANCE::date, "");
}
 

@DataProvider(name="atMonthDay")
Object[][] data_atMonthDay() {
    return new Object[][] {
            {Year.of(2008), MonthDay.of(6, 30), LocalDate.of(2008, 6, 30)},
            {Year.of(2008), MonthDay.of(2, 29), LocalDate.of(2008, 2, 29)},
            {Year.of(2009), MonthDay.of(2, 29), LocalDate.of(2009, 2, 28)},
    };
}
 

@DataProvider(name="goodParseData")
Object[][] provider_goodParseData() {
    return new Object[][] {
            {"--01-01", MonthDay.of(1, 1)},
            {"--01-31", MonthDay.of(1, 31)},
            {"--02-01", MonthDay.of(2, 1)},
            {"--02-29", MonthDay.of(2, 29)},
            {"--03-01", MonthDay.of(3, 1)},
            {"--03-31", MonthDay.of(3, 31)},
            {"--04-01", MonthDay.of(4, 1)},
            {"--04-30", MonthDay.of(4, 30)},
            {"--05-01", MonthDay.of(5, 1)},
            {"--05-31", MonthDay.of(5, 31)},
            {"--06-01", MonthDay.of(6, 1)},
            {"--06-30", MonthDay.of(6, 30)},
            {"--07-01", MonthDay.of(7, 1)},
            {"--07-31", MonthDay.of(7, 31)},
            {"--08-01", MonthDay.of(8, 1)},
            {"--08-31", MonthDay.of(8, 31)},
            {"--09-01", MonthDay.of(9, 1)},
            {"--09-30", MonthDay.of(9, 30)},
            {"--10-01", MonthDay.of(10, 1)},
            {"--10-31", MonthDay.of(10, 31)},
            {"--11-01", MonthDay.of(11, 1)},
            {"--11-30", MonthDay.of(11, 30)},
            {"--12-01", MonthDay.of(12, 1)},
            {"--12-31", MonthDay.of(12, 31)},
    };
}
 

@Test
public void test_serialization_format() throws Exception {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    try (DataOutputStream dos = new DataOutputStream(baos) ) {
        dos.writeByte(13);       // java.time.temporal.Ser.MONTH_DAY_TYPE
        dos.writeByte(9);
        dos.writeByte(16);
    }
    byte[] bytes = baos.toByteArray();
    assertSerializedBySer(MonthDay.of(9, 16), bytes);
}
 

@Test(expectedExceptions=DateTimeParseException.class)
public void factory_parse_invalidValue_Day() {
    MonthDay.parse("--06-31");
}
 

@Test
public void test_isValidYear_febLeap() {
    MonthDay test = MonthDay.of(2, 29);
    assertEquals(test.isValidYear(2008), true);
}
 

@Test(expectedExceptions=NullPointerException.class)
public void factory_parse_nullText() {
    MonthDay.parse(null);
}
 

@Test(expectedExceptions=NullPointerException.class)
public void test_atMonthDay_nullMonthDay() {
    Year test = Year.of(2008);
    test.atMonthDay((MonthDay) null);
}
 

@Test(expected=NullPointerException.class)
public void factory_parse_nullText() {
    MonthDay.parse(null);
}
 

@Test(expectedExceptions=DateTimeParseException.class)
public void factory_parse_illegalValue_Month() {
    MonthDay.parse("--13-25");
}
 

@Test(expectedExceptions=DateTimeParseException.class)
public void factory_parse_illegalValue_Day() {
    MonthDay.parse("--06-32");
}
 

@Test
public void test_with_Month_adjustToValidFeb() {
    assertEquals(MonthDay.of(7, 31).with(Month.FEBRUARY), MonthDay.of(2, 29));
}
 

@Test(expectedExceptions=NullPointerException.class)
public void factory_parse_formatter_nullText() {
    DateTimeFormatter f = DateTimeFormatter.ofPattern("M d");
    MonthDay.parse((String) null, f);
}
 

@Test
public void test_isValidYear_febNonLeap() {
    MonthDay test = MonthDay.of(2, 29);
    assertEquals(test.isValidYear(2007), false);
}
 

@Test(expectedExceptions=NullPointerException.class)
public void test_with_Month_null() {
    MonthDay.of(6, 30).with((Month) null);
}
 

@Test
public void test_with_Month() {
    assertEquals(MonthDay.of(6, 30).with(Month.JANUARY), MonthDay.of(1, 30));
}
 

@Test(expected=DateTimeException.class)
public void test_withDayOfMonth_tooLow() {
    MonthDay.of(6, 30).withDayOfMonth(0);
}
 

@Test
public void test_with_Month_adjustToValidFeb() {
    assertEquals(MonthDay.of(7, 31).with(Month.FEBRUARY), MonthDay.of(2, 29));
}
 

@Test(expected=NullPointerException.class)
public void factory_parse_formatter_nullFormatter() {
    MonthDay.parse("ANY", null);
}
 

@Test(expectedExceptions=DateTimeException.class)
public void test_factory_ints_monthTooLow() {
    MonthDay.of(0, 1);
}
 

@Override
public MonthDay newMessage() {
    return MonthDay.of(1, 1);
}
 

@Test(dataProvider="isValidMonthDay")
public void test_isValidMonthDay(Year year, MonthDay monthDay, boolean expected) {
    assertEquals(year.isValidMonthDay(monthDay), expected);
}
 

@Test
public void test_adjustDate_same() {
    MonthDay test = MonthDay.of(6, 30);
    LocalDate date = LocalDate.of(2007, 6, 30);
    assertSame(test.adjustInto(date), date);
}