/* * Copyright (c) 2008-2012, Stephen Colebourne & Michael Nascimento Santos * * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * * Redistributions of source code must retain the above copyright notice, * 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 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ package javax.time.calendrical; import static java.time.calendrical.ChronoField.DAY_OF_MONTH; import static java.time.calendrical.ChronoField.MONTH_OF_YEAR; import static org.testng.Assert.assertEquals; import static org.testng.Assert.assertTrue; import static org.testng.Assert.fail; import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.ObjectInputStream; import java.io.ObjectOutputStream; import java.lang.reflect.Field; import java.lang.reflect.Modifier; import java.time.Clock; import java.time.DateTimeException; import java.time.Instant; import java.time.LocalDate; import java.time.LocalDateTime; import java.time.LocalTime; import java.time.Month; import java.time.MonthDay; import java.time.YearMonth; import java.time.ZoneId; import java.time.ZoneOffset; import java.time.calendrical.ChronoField; import java.time.calendrical.DateTimeAccessor; import java.time.calendrical.DateTimeField; import java.time.calendrical.JulianDayField; import java.time.format.DateTimeFormatter; import java.time.format.DateTimeFormatters; import java.time.format.DateTimeParseException; import java.util.ArrayList; import java.util.Arrays; import java.util.HashSet; import java.util.List; import java.util.Set; import javax.time.AbstractDateTimeTest; import org.testng.annotations.BeforeMethod; import org.testng.annotations.DataProvider; import org.testng.annotations.Test; /** * Test MonthDay. */ @Test public class TCKMonthDay extends AbstractDateTimeTest { private MonthDay TEST_07_15; @BeforeMethod(groups = { "tck", "implementation" }) public void setUp() { this.TEST_07_15 = MonthDay.of(7, 15); } // ----------------------------------------------------------------------- @Override protected List<DateTimeAccessor> samples() { DateTimeAccessor[] array = { this.TEST_07_15, }; return Arrays.asList(array); } @Override protected List<DateTimeField> validFields() { DateTimeField[] array = { DAY_OF_MONTH, MONTH_OF_YEAR, }; return Arrays.asList(array); } @Override protected List<DateTimeField> invalidFields() { List<DateTimeField> list = new ArrayList<>(Arrays.<DateTimeField> asList(ChronoField.values())); list.removeAll(validFields()); list.add(JulianDayField.JULIAN_DAY); list.add(JulianDayField.MODIFIED_JULIAN_DAY); list.add(JulianDayField.RATA_DIE); return list; } @Test(groups = { "tck" }) public void test_serialization() throws IOException, ClassNotFoundException { ByteArrayOutputStream baos = new ByteArrayOutputStream(); ObjectOutputStream oos = new ObjectOutputStream(baos); oos.writeObject(this.TEST_07_15); oos.close(); ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(baos.toByteArray())); assertEquals(ois.readObject(), this.TEST_07_15); } @Test(groups = { "tck" }) public void test_immutable() { Class<MonthDay> cls = MonthDay.class; assertTrue(Modifier.isPublic(cls.getModifiers())); assertTrue(Modifier.isFinal(cls.getModifiers())); Field[] fields = cls.getDeclaredFields(); for (Field field : fields) { if (field.getName().contains("$") == false) { if (Modifier.isStatic(field.getModifiers()) == false) { assertTrue(Modifier.isPrivate(field.getModifiers())); assertTrue(Modifier.isFinal(field.getModifiers())); } } } } // ----------------------------------------------------------------------- void check(MonthDay test, int m, int d) { assertEquals(test.getMonth().getValue(), m); assertEquals(test.getDayOfMonth(), d); } // ----------------------------------------------------------------------- // now() // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void now() { MonthDay expected = MonthDay.now(Clock.systemDefaultZone()); MonthDay test = MonthDay.now(); for (int i = 0; i < 100; i++) { if (expected.equals(test)) { return; } expected = MonthDay.now(Clock.systemDefaultZone()); test = MonthDay.now(); } assertEquals(test, expected); } // ----------------------------------------------------------------------- // now(ZoneId) // ----------------------------------------------------------------------- @Test(expectedExceptions = NullPointerException.class, groups = { "tck" }) public void now_ZoneId_nullZoneId() { MonthDay.now((ZoneId) null); } @Test(groups = { "tck" }) public void now_ZoneId() { ZoneId zone = ZoneId.of("UTC+01:02:03"); MonthDay expected = MonthDay.now(Clock.system(zone)); MonthDay test = MonthDay.now(zone); for (int i = 0; i < 100; i++) { if (expected.equals(test)) { return; } expected = MonthDay.now(Clock.system(zone)); test = MonthDay.now(zone); } assertEquals(test, expected); } // ----------------------------------------------------------------------- // now(Clock) // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void now_Clock() { Instant instant = LocalDateTime.of(2010, 12, 31, 0, 0).toInstant(ZoneOffset.UTC); Clock clock = Clock.fixed(instant, ZoneOffset.UTC); MonthDay test = MonthDay.now(clock); assertEquals(test.getMonth(), Month.DECEMBER); assertEquals(test.getDayOfMonth(), 31); } @Test(expectedExceptions = NullPointerException.class, groups = { "tck" }) public void now_Clock_nullClock() { MonthDay.now((Clock) null); } // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void factory_intMonth() { assertEquals(this.TEST_07_15, MonthDay.of(Month.JULY, 15)); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_factory_intMonth_dayTooLow() { MonthDay.of(Month.JANUARY, 0); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_factory_intMonth_dayTooHigh() { MonthDay.of(Month.JANUARY, 32); } @Test(expectedExceptions = NullPointerException.class, groups = { "tck" }) public void factory_intMonth_nullMonth() { MonthDay.of(null, 15); } // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void factory_ints() { check(this.TEST_07_15, 7, 15); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_factory_ints_dayTooLow() { MonthDay.of(1, 0); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_factory_ints_dayTooHigh() { MonthDay.of(1, 32); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_factory_ints_monthTooLow() { MonthDay.of(0, 1); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_factory_ints_monthTooHigh() { MonthDay.of(13, 1); } // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void test_factory_CalendricalObject() { assertEquals(MonthDay.from(LocalDate.of(2007, 7, 15)), this.TEST_07_15); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_factory_CalendricalObject_invalid_noDerive() { MonthDay.from(LocalTime.of(12, 30)); } @Test(expectedExceptions = NullPointerException.class, groups = { "tck" }) public void test_factory_CalendricalObject_null() { MonthDay.from((DateTimeAccessor) null); } // ----------------------------------------------------------------------- // parse() // ----------------------------------------------------------------------- @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(dataProvider = "goodParseData", groups = { "tck" }) public void factory_parse_success(String text, MonthDay expected) { MonthDay monthDay = MonthDay.parse(text); assertEquals(monthDay, expected); } // ----------------------------------------------------------------------- @DataProvider(name = "badParseData") Object[][] provider_badParseData() { return new Object[][] { { "", 0 }, { "-00", 0 }, { "--FEB-23", 2 }, { "--01-0", 5 }, { "--01-3A", 5 }, }; } @Test(dataProvider = "badParseData", expectedExceptions = DateTimeParseException.class, groups = { "tck" }) 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(expectedExceptions = DateTimeParseException.class, groups = { "tck" }) public void factory_parse_illegalValue_Day() { MonthDay.parse("--06-32"); } @Test(expectedExceptions = DateTimeParseException.class, groups = { "tck" }) public void factory_parse_invalidValue_Day() { MonthDay.parse("--06-31"); } @Test(expectedExceptions = DateTimeParseException.class, groups = { "tck" }) public void factory_parse_illegalValue_Month() { MonthDay.parse("--13-25"); } @Test(expectedExceptions = NullPointerException.class, groups = { "tck" }) public void factory_parse_nullText() { MonthDay.parse(null); } // ----------------------------------------------------------------------- // parse(DateTimeFormatter) // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void factory_parse_formatter() { DateTimeFormatter f = DateTimeFormatters.pattern("M d"); MonthDay test = MonthDay.parse("12 3", f); assertEquals(test, MonthDay.of(12, 3)); } @Test(expectedExceptions = NullPointerException.class, groups = { "tck" }) public void factory_parse_formatter_nullText() { DateTimeFormatter f = DateTimeFormatters.pattern("M d"); MonthDay.parse((String) null, f); } @Test(expectedExceptions = NullPointerException.class, groups = { "tck" }) public void factory_parse_formatter_nullFormatter() { MonthDay.parse("ANY", null); } // ----------------------------------------------------------------------- // get(DateTimeField) // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void test_get_DateTimeField() { assertEquals(this.TEST_07_15.getLong(ChronoField.DAY_OF_MONTH), 15); assertEquals(this.TEST_07_15.getLong(ChronoField.MONTH_OF_YEAR), 7); } @Test(expectedExceptions = NullPointerException.class, groups = { "tck" }) public void test_get_DateTimeField_null() { this.TEST_07_15.getLong((DateTimeField) null); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_get_DateTimeField_invalidField() { this.TEST_07_15.getLong(MockFieldNoValue.INSTANCE); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_get_DateTimeField_timeField() { this.TEST_07_15.getLong(ChronoField.AMPM_OF_DAY); } // ----------------------------------------------------------------------- // get*() // ----------------------------------------------------------------------- @DataProvider(name = "sampleDates") Object[][] provider_sampleDates() { return new Object[][] { { 1, 1 }, { 1, 31 }, { 2, 1 }, { 2, 28 }, { 2, 29 }, { 7, 4 }, { 7, 5 }, }; } @Test(dataProvider = "sampleDates", groups = { "tck" }) public void test_get(int m, int d) { MonthDay a = MonthDay.of(m, d); assertEquals(a.getMonth(), Month.of(m)); assertEquals(a.getDayOfMonth(), d); } // ----------------------------------------------------------------------- // with(Month) // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void test_with_Month() { assertEquals(MonthDay.of(6, 30).with(Month.JANUARY), MonthDay.of(1, 30)); } @Test(groups = { "tck" }) public void test_with_Month_adjustToValid() { assertEquals(MonthDay.of(7, 31).with(Month.JUNE), MonthDay.of(6, 30)); } @Test(groups = { "tck" }) public void test_with_Month_adjustToValidFeb() { assertEquals(MonthDay.of(7, 31).with(Month.FEBRUARY), MonthDay.of(2, 29)); } @Test(groups = { "tck" }) public void test_with_Month_noChangeEqual() { MonthDay test = MonthDay.of(6, 30); assertEquals(test.with(Month.JUNE), test); } @Test(expectedExceptions = NullPointerException.class, groups = { "tck" }) public void test_with_Month_null() { MonthDay.of(6, 30).with((Month) null); } // ----------------------------------------------------------------------- // withMonth() // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void test_withMonth() { assertEquals(MonthDay.of(6, 30).withMonth(1), MonthDay.of(1, 30)); } @Test(groups = { "tck" }) public void test_withMonth_adjustToValid() { assertEquals(MonthDay.of(7, 31).withMonth(6), MonthDay.of(6, 30)); } @Test(groups = { "tck" }) public void test_withMonth_adjustToValidFeb() { assertEquals(MonthDay.of(7, 31).withMonth(2), MonthDay.of(2, 29)); } @Test(groups = { "tck" }) public void test_withMonth_int_noChangeEqual() { MonthDay test = MonthDay.of(6, 30); assertEquals(test.withMonth(6), test); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_withMonth_tooLow() { MonthDay.of(6, 30).withMonth(0); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_withMonth_tooHigh() { MonthDay.of(6, 30).withMonth(13); } // ----------------------------------------------------------------------- // withDayOfMonth() // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void test_withDayOfMonth() { assertEquals(MonthDay.of(6, 30).withDayOfMonth(1), MonthDay.of(6, 1)); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_withDayOfMonth_invalid() { MonthDay.of(6, 30).withDayOfMonth(31); } @Test(groups = { "tck" }) public void test_withDayOfMonth_adjustToValidFeb() { assertEquals(MonthDay.of(2, 1).withDayOfMonth(29), MonthDay.of(2, 29)); } @Test(groups = { "tck" }) public void test_withDayOfMonth_noChangeEqual() { MonthDay test = MonthDay.of(6, 30); assertEquals(test.withDayOfMonth(30), test); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_withDayOfMonth_tooLow() { MonthDay.of(6, 30).withDayOfMonth(0); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_withDayOfMonth_tooHigh() { MonthDay.of(6, 30).withDayOfMonth(32); } // ----------------------------------------------------------------------- // adjust() // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void test_adjustDate() { MonthDay test = MonthDay.of(6, 30); LocalDate date = LocalDate.of(2007, 1, 1); assertEquals(test.doWithAdjustment(date), LocalDate.of(2007, 6, 30)); } @Test(groups = { "tck" }) public void test_adjustDate_resolve() { MonthDay test = MonthDay.of(2, 29); LocalDate date = LocalDate.of(2007, 6, 30); assertEquals(test.doWithAdjustment(date), LocalDate.of(2007, 2, 28)); } @Test(groups = { "tck" }) public void test_adjustDate_equal() { MonthDay test = MonthDay.of(6, 30); LocalDate date = LocalDate.of(2007, 6, 30); assertEquals(test.doWithAdjustment(date), date); } @Test(expectedExceptions = NullPointerException.class, groups = { "tck" }) public void test_adjustDate_null() { this.TEST_07_15.doWithAdjustment((LocalDate) null); } // ----------------------------------------------------------------------- // isValidYear(int) // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void test_isValidYear_june() { MonthDay test = MonthDay.of(6, 30); assertEquals(test.isValidYear(2007), true); } @Test(groups = { "tck" }) public void test_isValidYear_febNonLeap() { MonthDay test = MonthDay.of(2, 29); assertEquals(test.isValidYear(2007), false); } @Test(groups = { "tck" }) public void test_isValidYear_febLeap() { MonthDay test = MonthDay.of(2, 29); assertEquals(test.isValidYear(2008), true); } // ----------------------------------------------------------------------- // atYear(int) // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void test_atYear_int() { MonthDay test = MonthDay.of(6, 30); assertEquals(test.atYear(2008), LocalDate.of(2008, 6, 30)); } @Test(groups = { "tck" }) public void test_atYear_int_leapYearAdjust() { MonthDay test = MonthDay.of(2, 29); assertEquals(test.atYear(2005), LocalDate.of(2005, 2, 28)); } @Test(expectedExceptions = DateTimeException.class, groups = { "tck" }) public void test_atYear_int_invalidYear() { MonthDay test = MonthDay.of(6, 30); test.atYear(Integer.MIN_VALUE); } // ----------------------------------------------------------------------- // compareTo() // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void test_comparisons() { doTest_comparisons_MonthDay(MonthDay.of(1, 1), MonthDay.of(1, 31), MonthDay.of(2, 1), MonthDay.of(2, 29), MonthDay.of(3, 1), MonthDay.of(12, 31)); } 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(expectedExceptions = NullPointerException.class, groups = { "tck" }) public void test_compareTo_ObjectNull() { this.TEST_07_15.compareTo(null); } @Test(expectedExceptions = NullPointerException.class, groups = { "tck" }) public void test_isBefore_ObjectNull() { this.TEST_07_15.isBefore(null); } @Test(expectedExceptions = NullPointerException.class, groups = { "tck" }) public void test_isAfter_ObjectNull() { this.TEST_07_15.isAfter(null); } // ----------------------------------------------------------------------- // equals() // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void test_equals() { MonthDay a = MonthDay.of(1, 1); MonthDay b = MonthDay.of(1, 1); MonthDay c = MonthDay.of(2, 1); MonthDay d = MonthDay.of(1, 2); assertEquals(a.equals(a), true); assertEquals(a.equals(b), true); assertEquals(a.equals(c), false); assertEquals(a.equals(d), false); assertEquals(b.equals(a), true); assertEquals(b.equals(b), true); assertEquals(b.equals(c), false); assertEquals(b.equals(d), false); assertEquals(c.equals(a), false); assertEquals(c.equals(b), false); assertEquals(c.equals(c), true); assertEquals(c.equals(d), false); assertEquals(d.equals(a), false); assertEquals(d.equals(b), false); assertEquals(d.equals(c), false); assertEquals(d.equals(d), true); } @Test(groups = { "tck" }) public void test_equals_itself_true() { assertEquals(this.TEST_07_15.equals(this.TEST_07_15), true); } @Test(groups = { "tck" }) public void test_equals_string_false() { assertEquals(this.TEST_07_15.equals("2007-07-15"), false); } @Test(groups = { "tck" }) public void test_equals_null_false() { assertEquals(this.TEST_07_15.equals(null), false); } // ----------------------------------------------------------------------- // hashCode() // ----------------------------------------------------------------------- @Test(dataProvider = "sampleDates", groups = { "tck" }) public void test_hashCode(int m, int d) { MonthDay a = MonthDay.of(m, d); assertEquals(a.hashCode(), a.hashCode()); MonthDay b = MonthDay.of(m, d); assertEquals(a.hashCode(), b.hashCode()); } @Test(groups = { "tck" }) 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())); } } } } // ----------------------------------------------------------------------- // toString() // ----------------------------------------------------------------------- @DataProvider(name = "sampleToString") Object[][] provider_sampleToString() { return new Object[][] { { 7, 5, "--07-05" }, { 12, 31, "--12-31" }, { 1, 2, "--01-02" }, }; } @Test(dataProvider = "sampleToString", groups = { "tck" }) public void test_toString(int m, int d, String expected) { MonthDay test = MonthDay.of(m, d); String str = test.toString(); assertEquals(str, expected); } // ----------------------------------------------------------------------- // toString(DateTimeFormatter) // ----------------------------------------------------------------------- @Test(groups = { "tck" }) public void test_toString_formatter() { DateTimeFormatter f = DateTimeFormatters.pattern("M d"); String t = MonthDay.of(12, 3).toString(f); assertEquals(t, "12 3"); } @Test(expectedExceptions = NullPointerException.class, groups = { "tck" }) public void test_toString_formatter_null() { MonthDay.of(12, 3).toString(null); } }