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3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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13  * accompanied this code).
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24 /*
25  * This file is available under and governed by the GNU General Public
26  * License version 2 only, as published by the Free Software Foundation.
27  * However, the following notice accompanied the original version of this
28  * file:
29  *
30  * Copyright (c) 2012, Stephen Colebourne & Michael Nascimento Santos
31  *
32  * All rights reserved.
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35  * modification, are permitted provided that the following conditions are met:
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45  *    may be used to endorse or promote products derived from this software
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58  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
59  */
60 package tck.java.time.chrono;
61 
62 import static org.testng.Assert.assertEquals;
63 import static org.testng.Assert.assertNotNull;
64 import static org.testng.Assert.assertSame;
65 import static org.testng.Assert.assertTrue;
66 
67 import java.io.ByteArrayInputStream;
68 import java.io.ByteArrayOutputStream;
69 import java.io.ObjectInputStream;
70 import java.io.ObjectOutputStream;
71 import java.time.ZoneId;
72 import java.time.Clock;
73 import java.time.DateTimeException;
74 import java.time.chrono.ChronoLocalDate;
75 import java.time.chrono.Chronology;
76 import java.time.chrono.HijrahChronology;
77 import java.time.chrono.HijrahEra;
78 import java.time.chrono.IsoChronology;
79 import java.time.chrono.IsoEra;
80 import java.time.chrono.JapaneseChronology;
81 import java.time.chrono.JapaneseEra;
82 import java.time.chrono.MinguoChronology;
83 import java.time.chrono.MinguoEra;
84 import java.time.chrono.ThaiBuddhistChronology;
85 import java.time.chrono.ThaiBuddhistEra;
86 import java.time.format.TextStyle;
87 import java.time.temporal.ChronoField;
88 import java.util.Locale;
89 import java.util.Set;
90 
91 import org.testng.annotations.DataProvider;
92 import org.testng.annotations.Test;
93 
94 /**
95  * Test Chronology class.
96  */
97 @Test
98 public class TCKChronology {
99 
100     //-----------------------------------------------------------------------
101     // regular data factory for ID and calendarType of available calendars
102     //-----------------------------------------------------------------------
103     @DataProvider(name = "calendarNameAndType")
data_of_calendars()104     Object[][] data_of_calendars() {
105         return new Object[][] {
106                     {"Hijrah-umalqura", "islamic-umalqura"},
107                     {"ISO", "iso8601"},
108                     {"Japanese", "japanese"},
109                     {"Minguo", "roc"},
110                     {"ThaiBuddhist", "buddhist"},
111                 };
112     }
113 
114     @Test(dataProvider = "calendarNameAndType")
test_getters(String chronoId, String calendarSystemType)115     public void test_getters(String chronoId, String calendarSystemType) {
116         Chronology chrono = Chronology.of(chronoId);
117         assertNotNull(chrono, "Required calendar not found by ID: " + chronoId);
118         assertEquals(chrono.getId(), chronoId);
119         assertEquals(chrono.getCalendarType(), calendarSystemType);
120     }
121 
122     @Test(dataProvider = "calendarNameAndType")
test_required_calendars(String chronoId, String calendarSystemType)123     public void test_required_calendars(String chronoId, String calendarSystemType) {
124         Chronology chrono = Chronology.of(chronoId);
125         assertNotNull(chrono, "Required calendar not found by ID: " + chronoId);
126         chrono = Chronology.of(calendarSystemType);
127         assertNotNull(chrono, "Required calendar not found by type: " + chronoId);
128         Set<Chronology> cals = Chronology.getAvailableChronologies();
129         assertTrue(cals.contains(chrono), "Required calendar not found in set of available calendars");
130     }
131 
132     @Test
test_calendar_list()133     public void test_calendar_list() {
134         Set<Chronology> chronos = Chronology.getAvailableChronologies();
135         assertNotNull(chronos, "Required list of calendars must be non-null");
136         for (Chronology chrono : chronos) {
137             Chronology lookup = Chronology.of(chrono.getId());
138             assertNotNull(lookup, "Required calendar not found: " + chrono);
139         }
140         assertEquals(chronos.size() >= data_of_calendars().length, true, "Chronology.getAvailableChronologies().size = " + chronos.size()
141                 + ", expected >= " + data_of_calendars().length);
142     }
143 
144     //-----------------------------------------------------------------------
145     // getDisplayName()
146     //-----------------------------------------------------------------------
147     @DataProvider(name = "calendarDisplayName")
data_of_calendarDisplayNames()148     Object[][] data_of_calendarDisplayNames() {
149         // Android-changed: Change expected values to CLDR values here. This test seems to be based
150         // on an old CLDR version (21) with some "invented" values (specifically Hijrah and ISO).
151         return new Object[][] {
152                     {"Hijrah", "Islamic Calendar (Umm al-Qura)"},
153                     {"ISO", "ISO-8601 Calendar"},
154                     {"Japanese", "Japanese Calendar"},
155                     {"Minguo", "Minguo Calendar"},
156                     {"ThaiBuddhist", "Buddhist Calendar"},
157                 };
158     }
159 
160     @Test(dataProvider = "calendarDisplayName")
test_getDisplayName(String chronoId, String calendarDisplayName)161     public void test_getDisplayName(String chronoId, String calendarDisplayName) {
162         Chronology chrono = Chronology.of(chronoId);
163         assertEquals(chrono.getDisplayName(TextStyle.FULL, Locale.ENGLISH), calendarDisplayName);
164     }
165 
166     /**
167      * Compute the number of days from the Epoch and compute the date from the number of days.
168      */
169     @Test(dataProvider = "calendarNameAndType")
test_epoch(String name, String alias)170     public void test_epoch(String name, String alias) {
171         Chronology chrono = Chronology.of(name); // a chronology. In practice this is rarely hardcoded
172         ChronoLocalDate date1 = chrono.dateNow();
173         long epoch1 = date1.getLong(ChronoField.EPOCH_DAY);
174         ChronoLocalDate date2 = date1.with(ChronoField.EPOCH_DAY, epoch1);
175         assertEquals(date1, date2, "Date from epoch day is not same date: " + date1 + " != " + date2);
176         long epoch2 = date1.getLong(ChronoField.EPOCH_DAY);
177         assertEquals(epoch1, epoch2, "Epoch day not the same: " + epoch1 + " != " + epoch2);
178     }
179 
180     @Test(dataProvider = "calendarNameAndType")
test_dateEpochDay(String name, String alias)181     public void test_dateEpochDay(String name, String alias) {
182         Chronology chrono = Chronology.of(name);
183         ChronoLocalDate date = chrono.dateNow();
184         long epochDay = date.getLong(ChronoField.EPOCH_DAY);
185         ChronoLocalDate test = chrono.dateEpochDay(epochDay);
186         assertEquals(test, date);
187     }
188 
189     //-----------------------------------------------------------------------
190     // locale based lookup
191     //-----------------------------------------------------------------------
192     @DataProvider(name = "calendarsystemtype")
data_CalendarType()193     Object[][] data_CalendarType() {
194         return new Object[][] {
195             {HijrahChronology.INSTANCE, "islamic-umalqura"},
196             {IsoChronology.INSTANCE, "iso8601"},
197             {JapaneseChronology.INSTANCE, "japanese"},
198             {MinguoChronology.INSTANCE, "roc"},
199             {ThaiBuddhistChronology.INSTANCE, "buddhist"},
200         };
201     }
202 
203     @Test(dataProvider = "calendarsystemtype")
test_getCalendarType(Chronology chrono, String calendarType)204     public void test_getCalendarType(Chronology chrono, String calendarType) {
205         String type = calendarType;
206         assertEquals(chrono.getCalendarType(), type);
207     }
208 
209     @Test(dataProvider = "calendarsystemtype")
test_lookupLocale(Chronology chrono, String calendarType)210     public void test_lookupLocale(Chronology chrono, String calendarType) {
211         Locale.Builder builder = new Locale.Builder().setLanguage("en").setRegion("CA");
212         builder.setUnicodeLocaleKeyword("ca", calendarType);
213         Locale locale = builder.build();
214         assertEquals(Chronology.ofLocale(locale), chrono);
215     }
216 
217     //-----------------------------------------------------------------------
218     // dateNow()
219     //-----------------------------------------------------------------------
220     @Test
test_MinguoChronology_dateNow()221     public void test_MinguoChronology_dateNow() {
222         ZoneId zoneId_paris = ZoneId.of("Europe/Paris");
223         Clock clock = Clock.system(zoneId_paris);
224 
225         Chronology chrono = Chronology.of("Minguo");
226         assertEquals(chrono.dateNow(), MinguoChronology.INSTANCE.dateNow());
227         assertEquals(chrono.dateNow(zoneId_paris), MinguoChronology.INSTANCE.dateNow(zoneId_paris));
228         assertEquals(chrono.dateNow(clock), MinguoChronology.INSTANCE.dateNow(clock));
229     }
230 
231     @Test
test_IsoChronology_dateNow()232     public void test_IsoChronology_dateNow() {
233         ZoneId zoneId_paris = ZoneId.of("Europe/Paris");
234         Clock clock = Clock.system(zoneId_paris);
235 
236         Chronology chrono = Chronology.of("ISO");
237         assertEquals(chrono.dateNow(), IsoChronology.INSTANCE.dateNow());
238         assertEquals(chrono.dateNow(zoneId_paris), IsoChronology.INSTANCE.dateNow(zoneId_paris));
239         assertEquals(chrono.dateNow(clock), IsoChronology.INSTANCE.dateNow(clock));
240     }
241 
242     @Test
test_JapaneseChronology_dateNow()243     public void test_JapaneseChronology_dateNow() {
244         ZoneId zoneId_paris = ZoneId.of("Europe/Paris");
245         Clock clock = Clock.system(zoneId_paris);
246 
247         Chronology chrono = Chronology.of("Japanese");
248         assertEquals(chrono.dateNow(), JapaneseChronology.INSTANCE.dateNow());
249         assertEquals(chrono.dateNow(zoneId_paris), JapaneseChronology.INSTANCE.dateNow(zoneId_paris));
250         assertEquals(chrono.dateNow(clock), JapaneseChronology.INSTANCE.dateNow(clock));
251     }
252 
253     @Test
test_ThaiBuddhistChronology_dateNow()254     public void test_ThaiBuddhistChronology_dateNow() {
255         ZoneId zoneId_paris = ZoneId.of("Europe/Paris");
256         Clock clock = Clock.system(zoneId_paris);
257 
258         Chronology chrono = Chronology.of("ThaiBuddhist");
259         assertEquals(chrono.dateNow(), ThaiBuddhistChronology.INSTANCE.dateNow());
260         assertEquals(chrono.dateNow(zoneId_paris), ThaiBuddhistChronology.INSTANCE.dateNow(zoneId_paris));
261         assertEquals(chrono.dateNow(clock), ThaiBuddhistChronology.INSTANCE.dateNow(clock));
262     }
263 
264     //-----------------------------------------------------------------------
265     // dateYearDay() and date()
266     //-----------------------------------------------------------------------
267     @Test
test_HijrahChronology_dateYearDay()268     public void test_HijrahChronology_dateYearDay() {
269         Chronology chrono = Chronology.of("Hijrah");
270         ChronoLocalDate date1 = chrono.dateYearDay(HijrahEra.AH, 1434, 178);
271         ChronoLocalDate date2 = chrono.date(HijrahEra.AH, 1434, 7, 1);
272         assertEquals(date1, HijrahChronology.INSTANCE.dateYearDay(HijrahEra.AH, 1434, 178));
273         assertEquals(date2, HijrahChronology.INSTANCE.dateYearDay(HijrahEra.AH, 1434, 178));
274     }
275 
276     @Test
test_MinguoChronology_dateYearDay()277     public void test_MinguoChronology_dateYearDay() {
278         Chronology chrono = Chronology.of("Minguo");
279         ChronoLocalDate date1 = chrono.dateYearDay(MinguoEra.ROC, 5, 60);
280         ChronoLocalDate date2 = chrono.date(MinguoEra.ROC, 5, 2, 29);
281         assertEquals(date1, MinguoChronology.INSTANCE.dateYearDay(MinguoEra.ROC, 5, 60));
282         assertEquals(date2, MinguoChronology.INSTANCE.dateYearDay(MinguoEra.ROC, 5, 60));
283     }
284 
285     @Test
test_IsoChronology_dateYearDay()286     public void test_IsoChronology_dateYearDay() {
287         Chronology chrono = Chronology.of("ISO");
288         ChronoLocalDate date1 = chrono.dateYearDay(IsoEra.CE, 5, 60);
289         ChronoLocalDate date2 = chrono.date(IsoEra.CE, 5, 3, 1);
290         assertEquals(date1, IsoChronology.INSTANCE.dateYearDay(IsoEra.CE, 5, 60));
291         assertEquals(date2, IsoChronology.INSTANCE.dateYearDay(IsoEra.CE, 5, 60));
292     }
293 
294     @Test
test_JapaneseChronology_dateYearDay()295     public void test_JapaneseChronology_dateYearDay() {
296         Chronology chrono = Chronology.of("Japanese");
297         ChronoLocalDate date1 = chrono.dateYearDay(JapaneseEra.HEISEI, 8, 60);
298         ChronoLocalDate date2 = chrono.date(JapaneseEra.HEISEI, 8, 2, 29);
299         assertEquals(date1, JapaneseChronology.INSTANCE.dateYearDay(JapaneseEra.HEISEI, 8, 60));
300         assertEquals(date2, JapaneseChronology.INSTANCE.dateYearDay(JapaneseEra.HEISEI, 8, 60));
301     }
302 
303     @Test
test_ThaiBuddhistChronology_dateYearDay()304     public void test_ThaiBuddhistChronology_dateYearDay() {
305         Chronology chrono = Chronology.of("ThaiBuddhist");
306         ChronoLocalDate date1 = chrono.dateYearDay(ThaiBuddhistEra.BE, 2459, 60);
307         ChronoLocalDate date2 = chrono.date(ThaiBuddhistEra.BE, 2459, 2, 29);
308         assertEquals(date1, ThaiBuddhistChronology.INSTANCE.dateYearDay(ThaiBuddhistEra.BE, 2459, 60));
309         assertEquals(date2, ThaiBuddhistChronology.INSTANCE.dateYearDay(ThaiBuddhistEra.BE, 2459, 60));
310     }
311 
312     /**
313      * Test lookup by calendarType of each chronology.
314      * Verify that the calendar can be found by {@link java.time.chrono.Chronology#ofLocale}.
315      */
316     @Test
test_ofLocaleByType()317     public void test_ofLocaleByType() {
318         // Test that all available chronologies can be successfully found using ofLocale
319         Set<Chronology> chronos = Chronology.getAvailableChronologies();
320         for (Chronology chrono : chronos) {
321             Locale.Builder builder = new Locale.Builder().setLanguage("en").setRegion("CA");
322             builder.setUnicodeLocaleKeyword("ca", chrono.getCalendarType());
323             Locale locale = builder.build();
324             assertEquals(Chronology.ofLocale(locale), chrono, "Lookup by type");
325         }
326     }
327 
328     @Test(expectedExceptions=DateTimeException.class)
test_lookupLocale()329     public void test_lookupLocale() {
330         Locale.Builder builder = new Locale.Builder().setLanguage("en").setRegion("CA");
331         builder.setUnicodeLocaleKeyword("ca", "xxx");
332 
333         Locale locale = builder.build();
334         Chronology.ofLocale(locale);
335     }
336 
337     @Test(expectedExceptions = DateTimeException.class)
test_noChrono()338     public void test_noChrono() {
339         Chronology chrono = Chronology.of("FooFoo");
340     }
341 
342 }
343