1 /* 2 * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 /* 27 * Copyright (c) 2008-2012, Stephen Colebourne & Michael Nascimento Santos 28 * 29 * All rights reserved. 30 * 31 * Redistribution and use in source and binary forms, with or without 32 * modification, are permitted provided that the following conditions are met: 33 * 34 * * Redistributions of source code must retain the above copyright notice, 35 * this list of conditions and the following disclaimer. 36 * 37 * * Redistributions in binary form must reproduce the above copyright notice, 38 * this list of conditions and the following disclaimer in the documentation 39 * and/or other materials provided with the distribution. 40 * 41 * * Neither the name of JSR-310 nor the names of its contributors 42 * may be used to endorse or promote products derived from this software 43 * without specific prior written permission. 44 * 45 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 46 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 47 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 48 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 49 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 50 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 51 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 52 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 53 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 54 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 55 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 56 */ 57 package test.java.time.chrono; 58 59 import static java.time.temporal.ChronoField.DAY_OF_MONTH; 60 import static java.time.temporal.ChronoField.MONTH_OF_YEAR; 61 import static java.time.temporal.ChronoField.YEAR; 62 import static java.time.temporal.ChronoField.YEAR_OF_ERA; 63 import static org.testng.Assert.assertEquals; 64 65 import java.time.DayOfWeek; 66 import java.time.LocalDate; 67 import java.time.chrono.IsoChronology; 68 import java.time.temporal.ChronoUnit; 69 import java.time.temporal.WeekFields; 70 import java.util.Calendar; 71 import java.util.GregorianCalendar; 72 import java.util.TimeZone; 73 74 import org.testng.annotations.DataProvider; 75 import org.testng.annotations.Test; 76 77 /** 78 * Test. 79 */ 80 @Test 81 public class TestIsoChronoImpl { 82 83 @DataProvider(name = "RangeVersusCalendar") provider_rangeVersusCalendar()84 Object[][] provider_rangeVersusCalendar() { 85 return new Object[][]{ 86 {LocalDate.of(1583, 1, 1), LocalDate.of(2100, 1, 1)}, 87 }; 88 } 89 90 //----------------------------------------------------------------------- 91 // Verify ISO Calendar matches java.util.Calendar for range 92 //----------------------------------------------------------------------- 93 @Test(dataProvider = "RangeVersusCalendar") test_IsoChrono_vsCalendar(LocalDate isoStartDate, LocalDate isoEndDate)94 public void test_IsoChrono_vsCalendar(LocalDate isoStartDate, LocalDate isoEndDate) { 95 GregorianCalendar cal = new GregorianCalendar(); 96 assertEquals(cal.getCalendarType(), "gregory", "Unexpected calendar type"); 97 LocalDate isoDate = IsoChronology.INSTANCE.date(isoStartDate); 98 99 cal.setTimeZone(TimeZone.getTimeZone("GMT+00")); 100 cal.set(Calendar.YEAR, isoDate.get(YEAR)); 101 cal.set(Calendar.MONTH, isoDate.get(MONTH_OF_YEAR) - 1); 102 cal.set(Calendar.DAY_OF_MONTH, isoDate.get(DAY_OF_MONTH)); 103 104 while (isoDate.isBefore(isoEndDate)) { 105 assertEquals(isoDate.get(DAY_OF_MONTH), cal.get(Calendar.DAY_OF_MONTH), "Day mismatch in " + isoDate + "; cal: " + cal); 106 assertEquals(isoDate.get(MONTH_OF_YEAR), cal.get(Calendar.MONTH) + 1, "Month mismatch in " + isoDate); 107 assertEquals(isoDate.get(YEAR_OF_ERA), cal.get(Calendar.YEAR), "Year mismatch in " + isoDate); 108 109 isoDate = isoDate.plus(1, ChronoUnit.DAYS); 110 cal.add(Calendar.DAY_OF_MONTH, 1); 111 } 112 } 113 114 //----------------------------------------------------------------------- 115 // Verify ISO Calendar matches java.util.Calendar 116 // DayOfWeek, WeekOfMonth, WeekOfYear for range 117 //----------------------------------------------------------------------- 118 @Test(dataProvider = "RangeVersusCalendar") test_DayOfWeek_IsoChronology_vsCalendar(LocalDate isoStartDate, LocalDate isoEndDate)119 public void test_DayOfWeek_IsoChronology_vsCalendar(LocalDate isoStartDate, LocalDate isoEndDate) { 120 GregorianCalendar cal = new GregorianCalendar(); 121 assertEquals(cal.getCalendarType(), "gregory", "Unexpected calendar type"); 122 LocalDate isoDate = IsoChronology.INSTANCE.date(isoStartDate); 123 124 for (DayOfWeek firstDayOfWeek : DayOfWeek.values()) { 125 for (int minDays = 1; minDays <= 7; minDays++) { 126 WeekFields weekDef = WeekFields.of(firstDayOfWeek, minDays); 127 cal.setFirstDayOfWeek(Math.floorMod(firstDayOfWeek.getValue(), 7) + 1); 128 cal.setMinimalDaysInFirstWeek(minDays); 129 130 cal.setTimeZone(TimeZone.getTimeZone("GMT+00")); 131 cal.set(Calendar.YEAR, isoDate.get(YEAR)); 132 cal.set(Calendar.MONTH, isoDate.get(MONTH_OF_YEAR) - 1); 133 cal.set(Calendar.DAY_OF_MONTH, isoDate.get(DAY_OF_MONTH)); 134 135 // For every date in the range 136 while (isoDate.isBefore(isoEndDate)) { 137 assertEquals(isoDate.get(DAY_OF_MONTH), cal.get(Calendar.DAY_OF_MONTH), "Day mismatch in " + isoDate + "; cal: " + cal); 138 assertEquals(isoDate.get(MONTH_OF_YEAR), cal.get(Calendar.MONTH) + 1, "Month mismatch in " + isoDate); 139 assertEquals(isoDate.get(YEAR_OF_ERA), cal.get(Calendar.YEAR), "Year mismatch in " + isoDate); 140 141 int jdow = Math.floorMod(cal.get(Calendar.DAY_OF_WEEK) - 2, 7) + 1; 142 int dow = isoDate.get(weekDef.dayOfWeek()); 143 assertEquals(jdow, dow, "Calendar DayOfWeek does not match ISO DayOfWeek"); 144 145 int jweekOfMonth = cal.get(Calendar.WEEK_OF_MONTH); 146 int isoWeekOfMonth = isoDate.get(weekDef.weekOfMonth()); 147 assertEquals(jweekOfMonth, isoWeekOfMonth, "Calendar WeekOfMonth does not match ISO WeekOfMonth"); 148 149 int jweekOfYear = cal.get(Calendar.WEEK_OF_YEAR); 150 int weekOfYear = isoDate.get(weekDef.weekOfWeekBasedYear()); 151 assertEquals(jweekOfYear, weekOfYear, "GregorianCalendar WeekOfYear does not match WeekOfWeekBasedYear"); 152 153 int jWeekYear = cal.getWeekYear(); 154 int weekBasedYear = isoDate.get(weekDef.weekBasedYear()); 155 assertEquals(jWeekYear, weekBasedYear, "GregorianCalendar getWeekYear does not match YearOfWeekBasedYear"); 156 157 int jweeksInWeekyear = cal.getWeeksInWeekYear(); 158 int weeksInWeekBasedYear = (int)isoDate.range(weekDef.weekOfWeekBasedYear()).getMaximum(); 159 assertEquals(jweeksInWeekyear, weeksInWeekBasedYear, "length of weekBasedYear"); 160 161 isoDate = isoDate.plus(1, ChronoUnit.DAYS); 162 cal.add(Calendar.DAY_OF_MONTH, 1); 163 } 164 } 165 } 166 } 167 168 /** 169 * Return the ISO Day of Week from a java.util.Calendr DAY_OF_WEEK. 170 * @param the java.util.Calendar day of week (1=Sunday, 7=Saturday) 171 * @return the ISO DayOfWeek 172 */ toISOfromCalendarDOW(int i)173 private DayOfWeek toISOfromCalendarDOW(int i) { 174 return DayOfWeek.of(Math.floorMod(i - 2, 7) + 1); 175 } 176 } 177