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8331851: Add specific regression leap year tests for Calendar.roll()
Reviewed-by: naoto
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test/jdk/java/util/Calendar/CalendarLeapYearRollTest.java
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| /* | ||
| * Copyright (c) 2024, Oracle and/or its affiliates. All rights reserved. | ||
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| * | ||
| * This code is free software; you can redistribute it and/or modify it | ||
| * under the terms of the GNU General Public License version 2 only, as | ||
| * published by the Free Software Foundation. | ||
| * | ||
| * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| * version 2 for more details (a copy is included in the LICENSE file that | ||
| * accompanied this code). | ||
| * | ||
| * You should have received a copy of the GNU General Public License version | ||
| * 2 along with this work; if not, write to the Free Software Foundation, | ||
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| * | ||
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| * or visit www.oracle.com if you need additional information or have any | ||
| * questions. | ||
| */ | ||
|
|
||
| /* | ||
| * @test | ||
| * @bug 8331851 | ||
| * @summary confirm that Calendar.roll() works correctly with leap year calculations | ||
| * @run junit CalendarLeapYearRollTest | ||
| */ | ||
|
|
||
| import org.junit.jupiter.api.Test; | ||
| import org.junit.jupiter.params.ParameterizedTest; | ||
| import org.junit.jupiter.params.provider.Arguments; | ||
| import org.junit.jupiter.params.provider.MethodSource; | ||
|
|
||
| import java.util.Calendar; | ||
| import java.util.GregorianCalendar; | ||
| import java.util.Locale; | ||
| import java.util.stream.Stream; | ||
|
|
||
| import static java.util.Calendar.APRIL; | ||
| import static java.util.Calendar.DATE; | ||
| import static java.util.Calendar.DAY_OF_MONTH; | ||
| import static java.util.Calendar.DAY_OF_WEEK; | ||
| import static java.util.Calendar.DAY_OF_WEEK_IN_MONTH; | ||
| import static java.util.Calendar.DAY_OF_YEAR; | ||
| import static java.util.Calendar.FEBRUARY; | ||
| import static java.util.Calendar.LONG; | ||
| import static java.util.Calendar.MARCH; | ||
| import static java.util.Calendar.MONTH; | ||
| import static java.util.Calendar.WEEK_OF_YEAR; | ||
| import static java.util.Calendar.YEAR; | ||
| import static org.junit.jupiter.api.Assertions.assertEquals; | ||
|
|
||
| public class CalendarLeapYearRollTest { | ||
|
|
||
| /** | ||
| * 8331851 Calendar roll for leap year | ||
| */ | ||
| @ParameterizedTest | ||
| @MethodSource("calendarRollSource") | ||
| public void testRollLeapYear(String testName, int calendarDate, int calendarMonth, int calendarYear, | ||
| int value, int calendarField, int expectedDate, int expectedMonth, | ||
| int expectedYear) { | ||
| Calendar calendar = new GregorianCalendar(calendarYear, calendarMonth, calendarDate); | ||
| calendar.roll(calendarField, value); | ||
| assertEquals(expectedDate, calendar.get(DATE), testName | ||
| + " Expected " + expectedDate + " of " + expectedMonth + expectedYear + " but got " + calendar.getTime()); | ||
| assertEquals(expectedMonth, calendar.get(MONTH), testName | ||
| + " Expected " + expectedMonth + " but got " + calendar.getDisplayName(MONTH, LONG, Locale.getDefault())); | ||
| assertEquals(expectedYear, calendar.get(YEAR), testName | ||
| + " Expected " + expectedYear + " but got " + calendar.get(YEAR)); | ||
| } | ||
|
|
||
| /** | ||
| * 8331851 Calendar roll up/down for leap year | ||
| */ | ||
| @ParameterizedTest | ||
| @MethodSource("calendarRollUpDownSource") | ||
| public void testRollUpDownLeapYear(String testName, int calendarDate, int calendarMonth, int calendarYear, | ||
| int firstValue, int secondValue, int calendarField, int expectedDate, | ||
| int expectedMonth, int expectedYear) { | ||
| Calendar calendar = new GregorianCalendar(calendarYear, calendarMonth, calendarDate); | ||
| calendar.roll(calendarField, firstValue); | ||
| calendar.roll(calendarField, secondValue); | ||
| assertEquals(expectedDate, calendar.get(DATE), testName | ||
| + " Expected " + expectedDate + " of " + expectedMonth + expectedYear + " but got " + calendar.getTime()); | ||
| assertEquals(expectedMonth, calendar.get(MONTH), testName | ||
| + " Expected " + expectedMonth + " but got " + calendar.getDisplayName(MONTH, LONG, Locale.getDefault())); | ||
| assertEquals(expectedYear, calendar.get(YEAR), testName | ||
| + " Expected " + expectedYear + " but got " + calendar.get(YEAR)); | ||
| } | ||
|
|
||
| /** | ||
| * 8331851 Calendar roll boolean for leap year | ||
| */ | ||
| @ParameterizedTest | ||
| @MethodSource("calendarBooleanRollSource") | ||
| public void testBooleanRollLeapYear(String testName, int calendarDate, int calendarMonth, int calendarYear, | ||
| boolean value, int calendarField, int expectedDate, | ||
| int expectedMonth, int expectedYear) { | ||
| Calendar calendar = new GregorianCalendar(calendarYear, calendarMonth, calendarDate); | ||
| calendar.roll(calendarField, value); | ||
| assertEquals(expectedDate, calendar.get(DATE), testName | ||
| + " Expected " + expectedDate + " of " + expectedMonth + expectedYear + " but got " + calendar.getTime()); | ||
| assertEquals(expectedMonth, calendar.get(MONTH), testName | ||
| + " Expected " + expectedMonth + " but got " + calendar.getDisplayName(MONTH, LONG, Locale.getDefault())); | ||
| assertEquals(expectedYear, calendar.get(YEAR), testName | ||
| + " Expected " + expectedYear + " but got " + calendar.get(YEAR)); | ||
| } | ||
|
|
||
| /** | ||
| * 8331851 Calendar month and year roll for leap/non-leap year | ||
| */ | ||
| @Test | ||
| public void testMonthYearRollUpDownNonLeapYear() { | ||
| Calendar calendar = new GregorianCalendar(2024, FEBRUARY, 29); | ||
| calendar.roll(MONTH, 1); | ||
| calendar.roll(YEAR, -1); | ||
| calendar.roll(MONTH, -1); | ||
| assertEquals(28, calendar.get(DATE), | ||
| "testMonthYearRollUpDownNonLeapYear Expected 28th of February 2024 but got " + calendar.getTime()); | ||
| assertEquals(FEBRUARY, calendar.get(MONTH), | ||
| "testMonthYearRollUpDownNonLeapYear Expected February but got " + calendar.getDisplayName(MONTH, LONG, Locale.getDefault())); | ||
| assertEquals(2023, calendar.get(YEAR), | ||
| "testMonthYearRollUpDownNonLeapYear Expected 2023 but got " + calendar.get(YEAR)); | ||
| } | ||
|
|
||
| private static Stream<Arguments> calendarRollUpDownSource() { | ||
| return Stream.of( | ||
| Arguments.of("testMonthRollDownUpLeapYearReversed", 31, MARCH, 2024, -1, 1, MONTH, 29, MARCH, 2024), | ||
| Arguments.of("testMonthRollUpDownLeapYearReversed", 29, FEBRUARY, 2024, 1, -1, MONTH, 29, FEBRUARY, 2024), | ||
| Arguments.of("testYearRollUpDownLeapYear", 29, FEBRUARY, 2024, 1, -1, YEAR, 1, MARCH, 2024), | ||
| Arguments.of("testFourYearRollUpDownLeapYear", 29, FEBRUARY, 2024, 4, -4, YEAR, 29, FEBRUARY, 2024), | ||
| Arguments.of("testDayOfYearRollUpDownLeapYear", 29, FEBRUARY, 2024, 365, -365, DAY_OF_YEAR, 29, FEBRUARY, 2024), | ||
| Arguments.of("testDateRollUpDownLeapYear", 29, FEBRUARY, 2024, 365, -365, DATE, 29, FEBRUARY, 2024), | ||
| Arguments.of("testWeekOfYearRollUpDownLeapYear", 29, FEBRUARY, 2024, 52, -52, WEEK_OF_YEAR, 29, FEBRUARY, 2024), | ||
| Arguments.of("testDayOfMonthRollUpDownLeapYear", 29, FEBRUARY, 2024, 31, -31, DAY_OF_MONTH, 29, FEBRUARY, 2024), | ||
| Arguments.of("testDayOfWeekInMonthRollUpDownLeapYear", 29, FEBRUARY, 2024, 6, -6, DAY_OF_WEEK_IN_MONTH, 29, FEBRUARY, 2024), | ||
| Arguments.of("testDayOfWeekRollUpDownLeapYear", 29, FEBRUARY, 2024, 6, -6, DAY_OF_WEEK, 29, FEBRUARY, 2024) | ||
| ); | ||
| } | ||
|
|
||
| private static Stream<Arguments> calendarRollSource() { | ||
| return Stream.of( | ||
| Arguments.of("testMonthRollUpLeapYear", 29, FEBRUARY, 2024, 1, MONTH, 29, MARCH, 2024), | ||
| Arguments.of("testOneMonthRollDownLeapYear", 31, MARCH, 2024, -1, MONTH, 29, FEBRUARY, 2024), | ||
| Arguments.of("testTwoMonthDownEndOfMonthLeapYear", 30, APRIL, 2024, -2, MONTH, 29, FEBRUARY, 2024), | ||
| Arguments.of("testTwoMonthDownSameDateLeapYear", 29, APRIL, 2024, -2, MONTH, 29, FEBRUARY, 2024), | ||
| Arguments.of("testFourYearRollUpLeapYear", 29, FEBRUARY, 2024, 4, YEAR, 29, FEBRUARY, 2028), | ||
| Arguments.of("testTwelveMonthRollDownLeapYear", 29, FEBRUARY, 2024, 12, MONTH, 29, FEBRUARY, 2024), | ||
| Arguments.of("testYearRollUpLeapYear", 29, FEBRUARY, 2024, 1, YEAR, 1, MARCH, 2025), | ||
| Arguments.of("testYearRollDownLeapYear", 29, FEBRUARY, 2024, -1, YEAR, 1, MARCH, 2023), | ||
| Arguments.of("testDayOfYearRollDownLeapYear", 29, FEBRUARY, 2024, -1, DAY_OF_YEAR, 28, FEBRUARY, 2024), | ||
| Arguments.of("testDayOfYearRollUpLeapYear", 29, FEBRUARY, 2024, 1, DAY_OF_YEAR, 1, MARCH, 2024), | ||
| Arguments.of("testDateRollDownLeapYear", 29, FEBRUARY, 2024, -1, DATE, 28, FEBRUARY, 2024), | ||
| Arguments.of("testDateRollUpLeapYear", 29, FEBRUARY, 2024, 1, DATE, 1, FEBRUARY, 2024), | ||
| Arguments.of("testWeekOfYearRollUpLeapYear", 29, FEBRUARY, 2024, 1, WEEK_OF_YEAR, 7, MARCH, 2024), | ||
| Arguments.of("testWeekOfYearRollDownLeapYear", 29, FEBRUARY, 2024, -1, WEEK_OF_YEAR, 22, FEBRUARY, 2024), | ||
| Arguments.of("testDayOfMonthRollUpLeapYear", 29, FEBRUARY, 2024, 1, DAY_OF_MONTH, 1, FEBRUARY, 2024), | ||
| Arguments.of("testDayOfMonthRollDownLeapYear", 29, FEBRUARY, 2024, -1, DAY_OF_MONTH, 28, FEBRUARY, 2024), | ||
| Arguments.of("testDayOfWeekInMonthRollUpLeapYear", 29, FEBRUARY, 2024, 1, DAY_OF_WEEK_IN_MONTH, 1, FEBRUARY, 2024), | ||
| Arguments.of("testDayOfWeekInMonthRollDownLeapYear", 29, FEBRUARY, 2024, -1, DAY_OF_WEEK_IN_MONTH, 22, FEBRUARY, 2024), | ||
| Arguments.of("testDayOfWeekRollUpLeapYear", 29, FEBRUARY, 2024, 1, DAY_OF_WEEK, 1, MARCH, 2024), | ||
| Arguments.of("testDayOfWeekRollDownLeapYear", 29, FEBRUARY, 2024, -1, DAY_OF_WEEK, 28, FEBRUARY, 2024) | ||
| ); | ||
| } | ||
|
|
||
| private static Stream<Arguments> calendarBooleanRollSource() { | ||
| return Stream.of( | ||
| Arguments.of("testBooleanMonthRollDownLeapYear", 31, MARCH, 2024, false, MONTH, 29, FEBRUARY, 2024), | ||
| Arguments.of("testBooleanMonthRollUpLeapYear", 29, FEBRUARY, 2024, true, MONTH, 29, MARCH, 2024), | ||
| Arguments.of("testBooleanYearRollUpLeapYear", 29, FEBRUARY, 2024, true, YEAR, 1, MARCH, 2025), | ||
| Arguments.of("testBooleanYearRollDownLeapYear", 29, FEBRUARY, 2024, false, YEAR, 1, MARCH, 2023), | ||
| Arguments.of("testBooleanDayOfYearRollDownLeapYear", 29, FEBRUARY, 2024, false, DAY_OF_YEAR, 28, FEBRUARY, 2024), | ||
| Arguments.of("testBooleanDayOfYearRollUpLeapYear", 29, FEBRUARY, 2024, true, DAY_OF_YEAR, 1, MARCH, 2024), | ||
| Arguments.of("testBooleanDateRollDownLeapYear", 29, FEBRUARY, 2024, false, DATE, 28, FEBRUARY, 2024), | ||
| Arguments.of("testBooleanDateRollUpLeapYear", 29, FEBRUARY, 2024, true, DATE, 1, FEBRUARY, 2024), | ||
| Arguments.of("testBooleanWeekOfYearRollUpLeapYear", 29, FEBRUARY, 2024, true, WEEK_OF_YEAR, 7, MARCH, 2024), | ||
| Arguments.of("testBooleanWeekOfYearRollDownLeapYear", 29, FEBRUARY, 2024, false, WEEK_OF_YEAR, 22, FEBRUARY, 2024), | ||
| Arguments.of("testBooleanDayOfMonthRollUpLeapYear", 29, FEBRUARY, 2024, true, DAY_OF_MONTH, 1, FEBRUARY, 2024), | ||
| Arguments.of("testBooleanDayOfMonthRollDownLeapYear", 29, FEBRUARY, 2024, false, DAY_OF_MONTH, 28, FEBRUARY, 2024), | ||
| Arguments.of("testBooleanDayOfWeekInMonthRollUpLeapYear", 29, FEBRUARY, 2024, true, DAY_OF_WEEK_IN_MONTH, 1, FEBRUARY, 2024), | ||
| Arguments.of("testBooleanDayOfWeekInMonthRollDownLeapYear", 29, FEBRUARY, 2024, false, DAY_OF_WEEK_IN_MONTH, 22, FEBRUARY, 2024), | ||
| Arguments.of("testBooleanDayOfWeekRollUpLeapYear", 29, FEBRUARY, 2024, true, DAY_OF_WEEK, 1, MARCH, 2024), | ||
| Arguments.of("testBooleanDayOfWeekRollDownLeapYear", 29, FEBRUARY, 2024, false, DAY_OF_WEEK, 28, FEBRUARY, 2024) | ||
| ); | ||
| } | ||
|
|
||
| } |