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 tck.java.time.temporal;
58 
59 import static java.time.DayOfWeek.FRIDAY;
60 import static java.time.DayOfWeek.MONDAY;
61 import static java.time.DayOfWeek.SATURDAY;
62 import static java.time.DayOfWeek.SUNDAY;
63 import static java.time.DayOfWeek.THURSDAY;
64 import static java.time.DayOfWeek.TUESDAY;
65 import static java.time.DayOfWeek.WEDNESDAY;
66 import static java.time.temporal.ChronoField.DAY_OF_WEEK;
67 import static java.time.temporal.ChronoField.YEAR;
68 import static org.testng.Assert.assertEquals;
69 import static org.testng.Assert.fail;
70 
71 import java.time.DayOfWeek;
72 import java.time.LocalDate;
73 import java.time.LocalDateTime;
74 import java.time.format.DateTimeFormatter;
75 import java.time.format.DateTimeFormatterBuilder;
76 import java.time.format.DateTimeParseException;
77 import java.time.format.ResolverStyle;
78 import java.time.temporal.IsoFields;
79 import java.time.temporal.Temporal;
80 import java.time.temporal.ValueRange;
81 
82 import org.testng.annotations.DataProvider;
83 import org.testng.annotations.Test;
84 
85 /**
86  * Test.
87  */
88 @Test
89 public class TCKIsoFields {
90 
91     @DataProvider(name="quarter")
data_quarter()92     Object[][] data_quarter() {
93         return new Object[][] {
94                 {LocalDate.of(1969, 12, 29), 90, 4},
95                 {LocalDate.of(1969, 12, 30), 91, 4},
96                 {LocalDate.of(1969, 12, 31), 92, 4},
97 
98                 {LocalDate.of(1970, 1, 1), 1, 1},
99                 {LocalDate.of(1970, 1, 2), 2, 1},
100                 {LocalDate.of(1970, 2, 28), 59, 1},
101                 {LocalDate.of(1970, 3, 1), 60, 1},
102                 {LocalDate.of(1970, 3, 31), 90, 1},
103 
104                 {LocalDate.of(1970, 4, 1), 1, 2},
105                 {LocalDate.of(1970, 6, 30), 91, 2},
106 
107                 {LocalDate.of(1970, 7, 1), 1, 3},
108                 {LocalDate.of(1970, 9, 30), 92, 3},
109 
110                 {LocalDate.of(1970, 10, 1), 1, 4},
111                 {LocalDate.of(1970, 12, 31), 92, 4},
112 
113                 {LocalDate.of(1972, 2, 28), 59, 1},
114                 {LocalDate.of(1972, 2, 29), 60, 1},
115                 {LocalDate.of(1972, 3, 1), 61, 1},
116                 {LocalDate.of(1972, 3, 31), 91, 1},
117         };
118     }
119 
120     //-----------------------------------------------------------------------
121     // DAY_OF_QUARTER
122     //-----------------------------------------------------------------------
123     @Test(dataProvider = "quarter")
test_DOQ(LocalDate date, int doq, int qoy)124     public void test_DOQ(LocalDate date, int doq, int qoy) {
125         assertEquals(IsoFields.DAY_OF_QUARTER.getFrom(date), doq);
126         assertEquals(date.get(IsoFields.DAY_OF_QUARTER), doq);
127     }
128 
test_DOQ_basics()129     public void test_DOQ_basics() {
130         assertEquals(IsoFields.DAY_OF_QUARTER.isDateBased(), true);
131         assertEquals(IsoFields.DAY_OF_QUARTER.isTimeBased(), false);
132     }
133 
134     //-----------------------------------------------------------------------
135     // QUARTER_OF_YEAR
136     //-----------------------------------------------------------------------
137     @Test(dataProvider = "quarter")
test_QOY(LocalDate date, int doq, int qoy)138     public void test_QOY(LocalDate date, int doq, int qoy) {
139         assertEquals(IsoFields.QUARTER_OF_YEAR.getFrom(date), qoy);
140         assertEquals(date.get(IsoFields.QUARTER_OF_YEAR), qoy);
141     }
142 
test_QOY_basics()143     public void test_QOY_basics() {
144         assertEquals(IsoFields.QUARTER_OF_YEAR.isDateBased(), true);
145         assertEquals(IsoFields.QUARTER_OF_YEAR.isTimeBased(), false);
146     }
147 
148     //-----------------------------------------------------------------------
149     // parse quarters
150     //-----------------------------------------------------------------------
151     @Test(dataProvider = "quarter")
test_parse_quarters(LocalDate date, int doq, int qoy)152     public void test_parse_quarters(LocalDate date, int doq, int qoy) {
153         DateTimeFormatter f = new DateTimeFormatterBuilder()
154                 .appendValue(YEAR).appendLiteral('-')
155                 .appendValue(IsoFields.QUARTER_OF_YEAR).appendLiteral('-')
156                 .appendValue(IsoFields.DAY_OF_QUARTER)
157                 .toFormatter().withResolverStyle(ResolverStyle.STRICT);
158         LocalDate parsed = LocalDate.parse(date.getYear() + "-" + qoy + "-" + doq, f);
159         assertEquals(parsed, date);
160     }
161 
162     @Test(dataProvider = "quarter")
test_parse_quarters_SMART(LocalDate date, int doq, int qoy)163     public void test_parse_quarters_SMART(LocalDate date, int doq, int qoy) {
164         DateTimeFormatter f = new DateTimeFormatterBuilder()
165                 .appendValue(YEAR).appendLiteral('-')
166                 .appendValue(IsoFields.QUARTER_OF_YEAR).appendLiteral('-')
167                 .appendValue(IsoFields.DAY_OF_QUARTER)
168                 .toFormatter().withResolverStyle(ResolverStyle.SMART);
169         LocalDate parsed = LocalDate.parse(date.getYear() + "-" + qoy + "-" + doq, f);
170         assertEquals(parsed, date);
171     }
172 
173     @Test(dataProvider = "quarter")
test_parse_quarters_LENIENT(LocalDate date, int doq, int qoy)174     public void test_parse_quarters_LENIENT(LocalDate date, int doq, int qoy) {
175         DateTimeFormatter f = new DateTimeFormatterBuilder()
176                 .appendValue(YEAR).appendLiteral('-')
177                 .appendValue(IsoFields.QUARTER_OF_YEAR).appendLiteral('-')
178                 .appendValue(IsoFields.DAY_OF_QUARTER)
179                 .toFormatter().withResolverStyle(ResolverStyle.LENIENT);
180         LocalDate parsed = LocalDate.parse(date.getYear() + "-" + qoy + "-" + doq, f);
181         assertEquals(parsed, date);
182     }
183 
184     //-----------------------------------------------------------------------
185     @DataProvider(name="parseLenientQuarter")
data_parseLenientQuarter()186     Object[][] data_parseLenientQuarter() {
187         return new Object[][] {
188                 {"2012:0:1", LocalDate.of(2011, 10, 1), false},
189                 {"2012:5:1", LocalDate.of(2013, 1, 1), false},
190 
191                 {"2012:1:-1", LocalDate.of(2011, 12, 30), false},
192                 {"2012:1:0", LocalDate.of(2011, 12, 31), false},
193                 {"2012:0:0", LocalDate.of(2011, 9, 30), false},
194 
195                 {"2012:1:92", LocalDate.of(2012, 4, 1), true},
196                 {"2012:2:92", LocalDate.of(2012, 7, 1), true},
197                 {"2012:2:93", LocalDate.of(2012, 7, 2), false},
198                 {"2012:3:93", LocalDate.of(2012, 10, 1), false},
199                 {"2012:4:93", LocalDate.of(2013, 1, 1), false},
200                 {"2012:4:182", LocalDate.of(2013, 3, 31), false},
201                 {"2012:4:183", LocalDate.of(2013, 4, 1), false},
202 
203                 {"2011:1:91", LocalDate.of(2011, 4, 1), true},
204                 {"2011:1:92", LocalDate.of(2011, 4, 2), true},
205         };
206     }
207 
208     @Test(dataProvider = "parseLenientQuarter", expectedExceptions = DateTimeParseException.class)
test_parse_parseLenientQuarter_STRICT(String str, LocalDate expected, boolean smart)209     public void test_parse_parseLenientQuarter_STRICT(String str, LocalDate expected, boolean smart) {
210         DateTimeFormatter f = new DateTimeFormatterBuilder()
211                 .appendValue(YEAR).appendLiteral(':')
212                 .appendValue(IsoFields.QUARTER_OF_YEAR).appendLiteral(':')
213                 .appendValue(IsoFields.DAY_OF_QUARTER)
214                 .toFormatter().withResolverStyle(ResolverStyle.STRICT);
215         LocalDate.parse(str, f);
216     }
217 
218     @Test(dataProvider = "parseLenientQuarter")
test_parse_parseLenientQuarter_SMART(String str, LocalDate expected, boolean smart)219     public void test_parse_parseLenientQuarter_SMART(String str, LocalDate expected, boolean smart) {
220         DateTimeFormatter f = new DateTimeFormatterBuilder()
221                 .appendValue(YEAR).appendLiteral(':')
222                 .appendValue(IsoFields.QUARTER_OF_YEAR).appendLiteral(':')
223                 .appendValue(IsoFields.DAY_OF_QUARTER)
224                 .toFormatter().withResolverStyle(ResolverStyle.SMART);
225         if (smart) {
226             LocalDate parsed = LocalDate.parse(str, f);
227             assertEquals(parsed, expected);
228         } else {
229             try {
230                 LocalDate.parse(str, f);
231                 fail("Should have failed");
232             } catch (DateTimeParseException ex) {
233                 // expected
234             }
235         }
236     }
237 
238     @Test(dataProvider = "parseLenientQuarter")
test_parse_parseLenientQuarter_LENIENT(String str, LocalDate expected, boolean smart)239     public void test_parse_parseLenientQuarter_LENIENT(String str, LocalDate expected, boolean smart) {
240         DateTimeFormatter f = new DateTimeFormatterBuilder()
241                 .appendValue(YEAR).appendLiteral(':')
242                 .appendValue(IsoFields.QUARTER_OF_YEAR).appendLiteral(':')
243                 .appendValue(IsoFields.DAY_OF_QUARTER)
244                 .toFormatter().withResolverStyle(ResolverStyle.LENIENT);
245         LocalDate parsed = LocalDate.parse(str, f);
246         assertEquals(parsed, expected);
247     }
248 
249     //-----------------------------------------------------------------------
250     // quarters between
251     //-----------------------------------------------------------------------
252     @DataProvider(name="quartersBetween")
data_quartersBetween()253     Object[][] data_quartersBetween() {
254         return new Object[][] {
255                 {LocalDate.of(2000, 1, 1), LocalDate.of(2000, 1, 1), 0},
256                 {LocalDate.of(2000, 1, 1), LocalDate.of(2000, 1, 2), 0},
257                 {LocalDate.of(2000, 1, 1), LocalDate.of(2000, 2, 1), 0},
258                 {LocalDate.of(2000, 1, 1), LocalDate.of(2000, 3, 1), 0},
259                 {LocalDate.of(2000, 1, 1), LocalDate.of(2000, 3, 31), 0},
260                 {LocalDate.of(2000, 1, 1), LocalDate.of(2000, 4, 1), 1},
261                 {LocalDate.of(2000, 1, 1), LocalDate.of(2000, 4, 2), 1},
262                 {LocalDate.of(2000, 1, 1), LocalDate.of(2000, 6, 30), 1},
263                 {LocalDate.of(2000, 1, 1), LocalDate.of(2000, 7, 1), 2},
264                 {LocalDate.of(2000, 1, 1), LocalDate.of(2000, 10, 1), 3},
265                 {LocalDate.of(2000, 1, 1), LocalDate.of(2000, 12, 31), 3},
266                 {LocalDate.of(2000, 1, 1), LocalDate.of(2001, 1, 1), 4},
267                 {LocalDate.of(2000, 1, 1), LocalDate.of(2002, 1, 1), 8},
268 
269                 {LocalDate.of(2000, 1, 1), LocalDate.of(1999, 12, 31), 0},
270                 {LocalDate.of(2000, 1, 1), LocalDate.of(1999, 10, 2), 0},
271                 {LocalDate.of(2000, 1, 1), LocalDate.of(1999, 10, 1), -1},
272                 {LocalDate.of(2000, 1, 1), LocalDate.of(1999, 7, 2), -1},
273                 {LocalDate.of(2000, 1, 1), LocalDate.of(1999, 7, 1), -2},
274                 {LocalDate.of(2000, 1, 1), LocalDate.of(1999, 4, 2), -2},
275                 {LocalDate.of(2000, 1, 1), LocalDate.of(1999, 4, 1), -3},
276                 {LocalDate.of(2000, 1, 1), LocalDate.of(1999, 1, 2), -3},
277                 {LocalDate.of(2000, 1, 1), LocalDate.of(1999, 1, 1), -4},
278                 {LocalDate.of(2000, 1, 1), LocalDate.of(1998, 12, 31), -4},
279                 {LocalDate.of(2000, 1, 1), LocalDate.of(1998, 10, 2), -4},
280                 {LocalDate.of(2000, 1, 1), LocalDate.of(1998, 10, 1), -5},
281 
282                 {LocalDate.of(2000, 1, 1), LocalDateTime.of(2001, 4, 5, 0, 0), 5},
283         };
284     }
285 
286     @Test(dataProvider="quartersBetween")
test_quarters_between(LocalDate start, Temporal end, long expected)287     public void test_quarters_between(LocalDate start, Temporal end, long expected) {
288         assertEquals(IsoFields.QUARTER_YEARS.between(start, end), expected);
289     }
290 
291     @Test(dataProvider="quartersBetween")
test_quarters_between_until(LocalDate start, Temporal end, long expected)292     public void test_quarters_between_until(LocalDate start, Temporal end, long expected) {
293         assertEquals(start.until(end, IsoFields.QUARTER_YEARS), expected);
294     }
295 
296     //-----------------------------------------------------------------------
297     //-----------------------------------------------------------------------
298     //-----------------------------------------------------------------------
299     @DataProvider(name="week")
data_week()300     Object[][] data_week() {
301         return new Object[][] {
302                 {LocalDate.of(1969, 12, 29), MONDAY, 1, 1970},
303                 {LocalDate.of(2012, 12, 23), SUNDAY, 51, 2012},
304                 {LocalDate.of(2012, 12, 24), MONDAY, 52, 2012},
305                 {LocalDate.of(2012, 12, 27), THURSDAY, 52, 2012},
306                 {LocalDate.of(2012, 12, 28), FRIDAY, 52, 2012},
307                 {LocalDate.of(2012, 12, 29), SATURDAY, 52, 2012},
308                 {LocalDate.of(2012, 12, 30), SUNDAY, 52, 2012},
309                 {LocalDate.of(2012, 12, 31), MONDAY, 1, 2013},
310                 {LocalDate.of(2013, 1, 1), TUESDAY, 1, 2013},
311                 {LocalDate.of(2013, 1, 2), WEDNESDAY, 1, 2013},
312                 {LocalDate.of(2013, 1, 6), SUNDAY, 1, 2013},
313                 {LocalDate.of(2013, 1, 7), MONDAY, 2, 2013},
314         };
315     }
316 
317     //-----------------------------------------------------------------------
318     // WEEK_OF_WEEK_BASED_YEAR
319     //-----------------------------------------------------------------------
320     @Test(dataProvider="week")
test_WOWBY(LocalDate date, DayOfWeek dow, int week, int wby)321     public void test_WOWBY(LocalDate date, DayOfWeek dow, int week, int wby) {
322         assertEquals(date.getDayOfWeek(), dow);
323         assertEquals(IsoFields.WEEK_OF_WEEK_BASED_YEAR.getFrom(date), week);
324         assertEquals(date.get(IsoFields.WEEK_OF_WEEK_BASED_YEAR), week);
325     }
326 
test_WOWBY_basics()327     public void test_WOWBY_basics() {
328         assertEquals(IsoFields.WEEK_OF_WEEK_BASED_YEAR.isDateBased(), true);
329         assertEquals(IsoFields.WEEK_OF_WEEK_BASED_YEAR.isTimeBased(), false);
330     }
331 
332     //-----------------------------------------------------------------------
333     // WEEK_BASED_YEAR
334     //-----------------------------------------------------------------------
335     @Test(dataProvider="week")
test_WBY(LocalDate date, DayOfWeek dow, int week, int wby)336     public void test_WBY(LocalDate date, DayOfWeek dow, int week, int wby) {
337         assertEquals(date.getDayOfWeek(), dow);
338         assertEquals(IsoFields.WEEK_BASED_YEAR.getFrom(date), wby);
339         assertEquals(date.get(IsoFields.WEEK_BASED_YEAR), wby);
340     }
341 
test_WBY_basics()342     public void test_WBY_basics() {
343         assertEquals(IsoFields.WEEK_BASED_YEAR.isDateBased(), true);
344         assertEquals(IsoFields.WEEK_BASED_YEAR.isTimeBased(), false);
345     }
346 
347     //-----------------------------------------------------------------------
348     // parse weeks
349     //-----------------------------------------------------------------------
350     @Test(dataProvider="week")
test_parse_weeks_STRICT(LocalDate date, DayOfWeek dow, int week, int wby)351     public void test_parse_weeks_STRICT(LocalDate date, DayOfWeek dow, int week, int wby) {
352         DateTimeFormatter f = new DateTimeFormatterBuilder()
353                 .appendValue(IsoFields.WEEK_BASED_YEAR).appendLiteral('-')
354                 .appendValue(IsoFields.WEEK_OF_WEEK_BASED_YEAR).appendLiteral('-')
355                 .appendValue(DAY_OF_WEEK)
356                 .toFormatter().withResolverStyle(ResolverStyle.STRICT);
357         LocalDate parsed = LocalDate.parse(wby + "-" + week + "-" + dow.getValue(), f);
358         assertEquals(parsed, date);
359     }
360 
361     @Test(dataProvider="week")
test_parse_weeks_SMART(LocalDate date, DayOfWeek dow, int week, int wby)362     public void test_parse_weeks_SMART(LocalDate date, DayOfWeek dow, int week, int wby) {
363         DateTimeFormatter f = new DateTimeFormatterBuilder()
364                 .appendValue(IsoFields.WEEK_BASED_YEAR).appendLiteral('-')
365                 .appendValue(IsoFields.WEEK_OF_WEEK_BASED_YEAR).appendLiteral('-')
366                 .appendValue(DAY_OF_WEEK)
367                 .toFormatter().withResolverStyle(ResolverStyle.SMART);
368         LocalDate parsed = LocalDate.parse(wby + "-" + week + "-" + dow.getValue(), f);
369         assertEquals(parsed, date);
370     }
371 
372     @Test(dataProvider="week")
test_parse_weeks_LENIENT(LocalDate date, DayOfWeek dow, int week, int wby)373     public void test_parse_weeks_LENIENT(LocalDate date, DayOfWeek dow, int week, int wby) {
374         DateTimeFormatter f = new DateTimeFormatterBuilder()
375                 .appendValue(IsoFields.WEEK_BASED_YEAR).appendLiteral('-')
376                 .appendValue(IsoFields.WEEK_OF_WEEK_BASED_YEAR).appendLiteral('-')
377                 .appendValue(DAY_OF_WEEK)
378                 .toFormatter().withResolverStyle(ResolverStyle.LENIENT);
379         LocalDate parsed = LocalDate.parse(wby + "-" + week + "-" + dow.getValue(), f);
380         assertEquals(parsed, date);
381     }
382 
383     //-----------------------------------------------------------------------
384     @DataProvider(name="parseLenientWeek")
data_parseLenientWeek()385     Object[][] data_parseLenientWeek() {
386         return new Object[][] {
387                 {"2012:52:-1", LocalDate.of(2012, 12, 22), false},
388                 {"2012:52:0", LocalDate.of(2012, 12, 23), false},
389                 {"2012:52:8", LocalDate.of(2012, 12, 31), false},
390                 {"2012:52:9", LocalDate.of(2013, 1, 1), false},
391 
392                 {"2012:53:1", LocalDate.of(2012, 12, 31), true},
393                 {"2012:54:1", LocalDate.of(2013, 1, 7), false},
394 
395                 {"2013:0:1", LocalDate.of(2012, 12, 24), false},
396                 {"2013:0:0", LocalDate.of(2012, 12, 23), false},
397         };
398     }
399 
400     @Test(dataProvider = "parseLenientWeek", expectedExceptions = DateTimeParseException.class)
test_parse_parseLenientWeek_STRICT(String str, LocalDate expected, boolean smart)401     public void test_parse_parseLenientWeek_STRICT(String str, LocalDate expected, boolean smart) {
402         DateTimeFormatter f = new DateTimeFormatterBuilder()
403                 .appendValue(IsoFields.WEEK_BASED_YEAR).appendLiteral(':')
404                 .appendValue(IsoFields.WEEK_OF_WEEK_BASED_YEAR).appendLiteral(':')
405                 .appendValue(DAY_OF_WEEK)
406                 .toFormatter().withResolverStyle(ResolverStyle.STRICT);
407         LocalDate.parse(str, f);
408     }
409 
410     @Test(dataProvider = "parseLenientWeek")
test_parse_parseLenientWeek_SMART(String str, LocalDate expected, boolean smart)411     public void test_parse_parseLenientWeek_SMART(String str, LocalDate expected, boolean smart) {
412         DateTimeFormatter f = new DateTimeFormatterBuilder()
413                 .appendValue(IsoFields.WEEK_BASED_YEAR).appendLiteral(':')
414                 .appendValue(IsoFields.WEEK_OF_WEEK_BASED_YEAR).appendLiteral(':')
415                 .appendValue(DAY_OF_WEEK)
416                 .toFormatter().withResolverStyle(ResolverStyle.SMART);
417         if (smart) {
418             LocalDate parsed = LocalDate.parse(str, f);
419             assertEquals(parsed, expected);
420         } else {
421             try {
422                 LocalDate.parse(str, f);
423                 fail("Should have failed");
424             } catch (DateTimeParseException ex) {
425                 // expected
426             }
427         }
428     }
429 
430     @Test(dataProvider = "parseLenientWeek")
test_parse_parseLenientWeek_LENIENT(String str, LocalDate expected, boolean smart)431     public void test_parse_parseLenientWeek_LENIENT(String str, LocalDate expected, boolean smart) {
432         DateTimeFormatter f = new DateTimeFormatterBuilder()
433                 .appendValue(IsoFields.WEEK_BASED_YEAR).appendLiteral(':')
434                 .appendValue(IsoFields.WEEK_OF_WEEK_BASED_YEAR).appendLiteral(':')
435                 .appendValue(DAY_OF_WEEK)
436                 .toFormatter().withResolverStyle(ResolverStyle.LENIENT);
437         LocalDate parsed = LocalDate.parse(str, f);
438         assertEquals(parsed, expected);
439     }
440 
441     //-----------------------------------------------------------------------
test_loop()442     public void test_loop() {
443         // loop round at least one 400 year cycle, including before 1970
444         LocalDate date = LocalDate.of(1960, 1, 5);  // Tuseday of week 1 1960
445         int year = 1960;
446         int wby = 1960;
447         int weekLen = 52;
448         int week = 1;
449         while (date.getYear() < 2400) {
450             DayOfWeek loopDow = date.getDayOfWeek();
451             if (date.getYear() != year) {
452                 year = date.getYear();
453             }
454             if (loopDow == MONDAY) {
455                 week++;
456                 if ((week == 53 && weekLen == 52) || week == 54) {
457                     week = 1;
458                     LocalDate firstDayOfWeekBasedYear = date.plusDays(14).withDayOfYear(1);
459                     DayOfWeek firstDay = firstDayOfWeekBasedYear.getDayOfWeek();
460                     weekLen = (firstDay == THURSDAY || (firstDay == WEDNESDAY && firstDayOfWeekBasedYear.isLeapYear()) ? 53 : 52);
461                     wby++;
462                 }
463             }
464             assertEquals(IsoFields.WEEK_OF_WEEK_BASED_YEAR.rangeRefinedBy(date), ValueRange.of(1, weekLen), "Failed on " + date + " " + date.getDayOfWeek());
465             assertEquals(IsoFields.WEEK_OF_WEEK_BASED_YEAR.getFrom(date), week, "Failed on " + date + " " + date.getDayOfWeek());
466             assertEquals(date.get(IsoFields.WEEK_OF_WEEK_BASED_YEAR), week, "Failed on " + date + " " + date.getDayOfWeek());
467             assertEquals(IsoFields.WEEK_BASED_YEAR.getFrom(date), wby, "Failed on " + date + " " + date.getDayOfWeek());
468             assertEquals(date.get(IsoFields.WEEK_BASED_YEAR), wby, "Failed on " + date + " " + date.getDayOfWeek());
469             date = date.plusDays(1);
470         }
471     }
472 
473     // TODO: more tests
474 }
475