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 org.testng.Assert.assertEquals;
60 
61 import android.platform.test.annotations.LargeTest;
62 
63 import java.time.LocalDate;
64 import java.time.LocalTime;
65 import java.time.OffsetDateTime;
66 import java.time.ZoneOffset;
67 import java.time.chrono.JapaneseChronology;
68 import java.time.chrono.JapaneseEra;
69 import java.time.chrono.JapaneseDate;
70 import java.time.temporal.ChronoField;
71 import java.time.temporal.ChronoUnit;
72 import java.util.Calendar;
73 import java.util.Locale;
74 import java.util.TimeZone;
75 
76 import org.testng.annotations.DataProvider;
77 import org.testng.annotations.Test;
78 
79 /**
80  * Test.
81  */
82 @Test
83 public class TestJapaneseChronoImpl {
84 
85     /**
86      * Range of years to check consistency with java.util.Calendar
87      */
88     @DataProvider(name="RangeVersusCalendar")
provider_rangeVersusCalendar()89     Object[][] provider_rangeVersusCalendar() {
90         return new Object[][] {
91             {LocalDate.of(1873, 1, 1), LocalDate.of(2100, 1, 1)},
92         };
93     }
94 
95     //-----------------------------------------------------------------------
96     // Verify  Japanese Calendar matches java.util.Calendar for range
97     //-----------------------------------------------------------------------
98     @LargeTest
99     @Test(dataProvider="RangeVersusCalendar")
test_JapaneseChrono_vsCalendar(LocalDate isoStartDate, LocalDate isoEndDate)100     public void test_JapaneseChrono_vsCalendar(LocalDate isoStartDate, LocalDate isoEndDate) {
101         Locale locale = Locale.forLanguageTag("ja-JP-u-ca-japanese");
102         assertEquals(locale.toString(), "ja_JP_#u-ca-japanese", "Unexpected locale");
103 
104         // Android-changed: Android doesn't return the Japanese Imperial Calendar from getInstance.
105         Calendar cal = Calendar.getJapaneseImperialInstance(TimeZone.getDefault(), locale);
106         assertEquals(cal.getCalendarType(), "japanese", "Unexpected calendar type");
107 
108         JapaneseDate jDate = JapaneseChronology.INSTANCE.date(isoStartDate);
109 
110         // Convert to millis and set Japanese Calendar to that start date (at GMT)
111         OffsetDateTime jodt = OffsetDateTime.of(isoStartDate, LocalTime.MIN, ZoneOffset.UTC);
112         long millis = jodt.toInstant().toEpochMilli();
113         cal.setTimeZone(TimeZone.getTimeZone("GMT+00"));
114         cal.setTimeInMillis(millis);
115 
116         while (jDate.isBefore(isoEndDate)) {
117             assertEquals(jDate.get(ChronoField.DAY_OF_MONTH), cal.get(Calendar.DAY_OF_MONTH), "Day mismatch in " + jDate + ";  cal: " + cal);
118             assertEquals(jDate.get(ChronoField.MONTH_OF_YEAR), cal.get(Calendar.MONTH) + 1, "Month mismatch in " + jDate);
119             assertEquals(jDate.get(ChronoField.YEAR_OF_ERA), cal.get(Calendar.YEAR), "Year mismatch in " + jDate);
120 
121             jDate = jDate.plus(1, ChronoUnit.DAYS);
122             cal.add(Calendar.DAY_OF_MONTH, 1);
123         }
124     }
125 
126     //-----------------------------------------------------------------------
127     // Verify  Japanese Calendar matches java.util.Calendar for number of days
128     // in years 1 and 2.
129     //-----------------------------------------------------------------------
130     @Test
test_dayOfYearVsCalendar()131     public void test_dayOfYearVsCalendar() {
132         Locale locale = Locale.forLanguageTag("ja-JP-u-ca-japanese");
133         Calendar cal = java.util.Calendar.getInstance(locale);
134 
135         for (JapaneseEra era : JapaneseEra.values()) {
136             for (int year : new int[] {6, 7}) {
137                 JapaneseDate jd = JapaneseChronology.INSTANCE.dateYearDay(era, year, 1);
138                 OffsetDateTime jodt = OffsetDateTime.of(LocalDate.from(jd), LocalTime.MIN, ZoneOffset.UTC);
139                 long millis = jodt.toInstant().toEpochMilli();
140                 cal.setTimeZone(TimeZone.getTimeZone("GMT+00"));
141                 cal.setTimeInMillis(millis);
142 
143                 assertEquals(jd.get(ChronoField.DAY_OF_YEAR), cal.get(Calendar.DAY_OF_YEAR),
144                         "different DAY_OF_YEAR values in " + era + ", year: " + year);
145                 assertEquals(jd.range(ChronoField.DAY_OF_YEAR).getMaximum(), cal.getActualMaximum(Calendar.DAY_OF_YEAR),
146                         "different maximum for DAY_OF_YEAR in " + era + ", year: " + year);
147                 assertEquals(jd.range(ChronoField.DAY_OF_YEAR).getMinimum(), cal.getActualMinimum(Calendar.DAY_OF_YEAR),
148                         "different minimum for DAY_OF_YEAR in " + era + ",  year: " + year);
149             }
150         }
151 
152     }
153 
154 }
155