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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 
58 package test.java.time.chrono;
59 
60 import static org.testng.Assert.assertEquals;
61 
62 import java.time.LocalDate;
63 import java.time.LocalTime;
64 import java.time.ZoneId;
65 import java.time.chrono.ChronoLocalDate;
66 import java.time.chrono.ChronoLocalDateTime;
67 import java.time.chrono.ChronoZonedDateTime;
68 import java.time.chrono.Chronology;
69 import java.time.chrono.HijrahChronology;
70 import java.time.chrono.HijrahDate;
71 import java.time.chrono.ThaiBuddhistDate;
72 import java.time.temporal.ChronoField;
73 import java.time.temporal.ChronoUnit;
74 import java.util.Locale;
75 import java.util.Set;
76 
77 import org.testng.annotations.DataProvider;
78 import org.testng.annotations.Test;
79 
80 /**
81  * Test case verify that the example code in the package-info.java compiles
82  * and runs.
83  */
84 public class TestExampleCode {
85 
86     @Test
test_chronoPackageExample()87     public void test_chronoPackageExample() {
88         // Print the Thai Buddhist date
89         ChronoLocalDate now1 = Chronology.of("ThaiBuddhist").dateNow();
90         int day = now1.get(ChronoField.DAY_OF_MONTH);
91         int dow = now1.get(ChronoField.DAY_OF_WEEK);
92         int month = now1.get(ChronoField.MONTH_OF_YEAR);
93         int year = now1.get(ChronoField.YEAR);
94         System.out.printf("  Today is %s %s %d-%s-%d%n", now1.getChronology().getId(),
95                 dow, day, month, year);
96 
97         // Enumerate the list of available calendars and print today for each
98         Set<Chronology> chronos = Chronology.getAvailableChronologies();
99         for (Chronology chrono : chronos) {
100             ChronoLocalDate date = chrono.dateNow();
101             System.out.printf("   %20s: %s%n", chrono.getId(), date.toString());
102         }
103 
104         // Print today's date and the last day of the year for the Thai Buddhist Calendar.
105         ChronoLocalDate first = now1
106                 .with(ChronoField.DAY_OF_MONTH, 1)
107                 .with(ChronoField.MONTH_OF_YEAR, 1);
108         ChronoLocalDate last = first
109                 .plus(1, ChronoUnit.YEARS)
110                 .minus(1, ChronoUnit.DAYS);
111         System.out.printf("  %s: 1st of year: %s; end of year: %s%n", last.getChronology().getId(),
112                 first, last);
113     }
114 
115     //-----------------------------------------------------------------------
116     // Data provider for Hijrah Type names
117     //-----------------------------------------------------------------------
118     @DataProvider(name = "HijrahTypeNames")
data_of_ummalqura()119     Object[][] data_of_ummalqura() {
120         return new Object[][]{
121             { "Hijrah-umalqura", "islamic-umalqura"},
122         };
123     }
124 
125     @Test(dataProvider= "HijrahTypeNames")
test_HijrahTypeViaLocale(String calendarId, String calendarType)126     public void test_HijrahTypeViaLocale(String calendarId, String calendarType) {
127         Locale.Builder builder = new Locale.Builder();
128         builder.setLanguage("en").setRegion("US");
129         builder.setUnicodeLocaleKeyword("ca", calendarType);
130         Locale locale = builder.build();
131         Chronology chrono = Chronology.ofLocale(locale);
132         System.out.printf(" Locale language tag: %s, Chronology ID: %s, type: %s%n",
133                 locale.toLanguageTag(), chrono, chrono.getCalendarType());
134         Chronology expected = Chronology.of(calendarId);
135         assertEquals(chrono, expected, "Expected chronology not found");
136     }
137 
138     @Test
test_calendarPackageExample()139     public void test_calendarPackageExample() {
140 
141         // Enumerate the list of available calendars and print today for each
142         Set<Chronology> chronos = Chronology.getAvailableChronologies();
143         for (Chronology chrono : chronos) {
144             ChronoLocalDate date = chrono.dateNow();
145             System.out.printf("   %20s: %s%n", chrono.getId(), date.toString());
146         }
147 
148         // Print the Thai Buddhist date
149         ThaiBuddhistDate now1 = ThaiBuddhistDate.now();
150         int day = now1.get(ChronoField.DAY_OF_MONTH);
151         int dow = now1.get(ChronoField.DAY_OF_WEEK);
152         int month = now1.get(ChronoField.MONTH_OF_YEAR);
153         int year = now1.get(ChronoField.YEAR);
154         System.out.printf("  Today is %s %s %d-%s-%d%n", now1.getChronology().getId(),
155                 dow, day, month, year);
156 
157         // Print today's date and the last day of the year for the Thai Buddhist Calendar.
158         ThaiBuddhistDate first = now1
159                 .with(ChronoField.DAY_OF_MONTH, 1)
160                 .with(ChronoField.MONTH_OF_YEAR, 1);
161         ThaiBuddhistDate last = first
162                 .plus(1, ChronoUnit.YEARS)
163                 .minus(1, ChronoUnit.DAYS);
164         System.out.printf("  %s: 1st of year: %s; end of year: %s%n", last.getChronology().getId(),
165                 first, last);
166     }
167 
HijrahExample1()168     void HijrahExample1() {
169         HijrahDate hd2 = HijrahChronology.INSTANCE.date(1200, 1, 1);
170 
171         ChronoLocalDateTime<HijrahDate> hdt = hd2.atTime(LocalTime.MIDNIGHT);
172         ChronoZonedDateTime<HijrahDate> zhdt = hdt.atZone(ZoneId.of("GMT"));
173         HijrahDate hd3 = zhdt.toLocalDate();
174         ChronoLocalDateTime<HijrahDate> hdt2 = zhdt.toLocalDateTime();
175         HijrahDate hd4 = hdt2.toLocalDate();
176 
177         HijrahDate hd5 = next(hd2);
178     }
179 
test_unknownChronologyWithDateTime()180     void test_unknownChronologyWithDateTime() {
181         ChronoLocalDate date = LocalDate.now();
182         ChronoLocalDateTime<?> cldt = date.atTime(LocalTime.NOON);
183         ChronoLocalDate ld = cldt.toLocalDate();
184         ChronoLocalDateTime<?> noonTomorrow = tomorrowNoon(ld);
185     }
186 
187     @Test
test_library()188     public void test_library() {
189         HijrahDate date = HijrahDate.now();
190         HijrahDate next = next(date);
191         ChronoLocalDateTime<HijrahDate> noonTomorrow = tomorrowNoon(date);
192         HijrahDate hd3 = noonTomorrow.toLocalDate();
193         System.out.printf("  now: %s, noon tomorrow: %s%n", date, noonTomorrow);
194     }
195 
196     /**
197      * Simple function based on a date, returning a ChronoDate of the same type.
198      * @param <D> a parameterized ChronoLocalDate
199      * @param date a specific date extending ChronoLocalDate
200      * @return a new date in the same chronology.
201      */
202     @SuppressWarnings("unchecked")
next(D date)203     private <D extends ChronoLocalDate> D next(D date) {
204         return (D) date.plus(1, ChronoUnit.DAYS);
205     }
206 
207     /**
208      * Simple function based on a date, returning a ChronoLocalDateTime of the
209      * same chronology.
210      * @param <D> a parameterized ChronoLocalDate
211      * @param date a specific date extending ChronoLocalDate
212      * @return a [@code ChronoLocalDateTime<D>} using the change chronology.
213      */
214     @SuppressWarnings("unchecked")
tomorrowNoon(D date)215     private <D extends ChronoLocalDate> ChronoLocalDateTime<D> tomorrowNoon(D date) {
216         return (ChronoLocalDateTime<D>) date.plus(1, ChronoUnit.DAYS).atTime(LocalTime.of(12, 0));
217     }
218 }
219