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1
16 package org.apache.commons.lang.time;
17
18 import java.lang.reflect.Constructor  ;
19 import java.lang.reflect.Modifier ;
20 import java.text.DateFormat ;
21 import java.text.ParseException ;
22 import java.text.SimpleDateFormat ;
23 import java.util.Calendar ;
24 import java.util.Date ;
25 import java.util.GregorianCalendar ;
26 import java.util.Iterator ;
27 import java.util.Locale ;
28 import java.util.NoSuchElementException ;
29 import java.util.TimeZone ;
30
31 import junit.framework.AssertionFailedError;
32 import junit.framework.Test;
33 import junit.framework.TestCase;
34 import junit.framework.TestSuite;
35 import junit.textui.TestRunner;
36
37 import org.apache.commons.lang.SystemUtils;
38
39
45 public class DateUtilsTest extends TestCase {
46 DateFormat dateParser = null;
47 DateFormat dateTimeParser = null;
48 DateFormat timeZoneDateParser = null;
49 Date dateAmPm1 = null;
50 Date dateAmPm2 = null;
51 Date dateAmPm3 = null;
52 Date dateAmPm4 = null;
53 Date date0 = null;
54 Date date1 = null;
55 Date date2 = null;
56 Date date3 = null;
57 Date date4 = null;
58 Date date5 = null;
59 Date date6 = null;
60 Date date7 = null;
61 Date date8 = null;
62 Calendar calAmPm1 = null;
63 Calendar calAmPm2 = null;
64 Calendar calAmPm3 = null;
65 Calendar calAmPm4 = null;
66 Calendar cal1 = null;
67 Calendar cal2 = null;
68 Calendar cal3 = null;
69 Calendar cal4 = null;
70 Calendar cal5 = null;
71 Calendar cal6 = null;
72 Calendar cal7 = null;
73 Calendar cal8 = null;
74 TimeZone zone = null;
75 TimeZone defaultZone = null;
76
77 public DateUtilsTest(String name) {
78 super(name);
79 }
80
81 public static void main(String [] args) {
82 TestRunner.run(suite());
83 }
84
85 public static Test suite() {
86 TestSuite suite = new TestSuite(DateUtilsTest.class);
87 suite.setName("DateUtils Tests");
88 return suite;
89 }
90
91 protected void setUp() throws Exception {
92 super.setUp();
93
94 dateParser = new SimpleDateFormat ("MMM dd, yyyy", Locale.ENGLISH);
95 dateTimeParser = new SimpleDateFormat ("MMM dd, yyyy H:mm:ss.SSS", Locale.ENGLISH);
96
97 dateAmPm1 = dateTimeParser.parse("February 3, 2002 01:10:00.000");
98 dateAmPm2 = dateTimeParser.parse("February 3, 2002 11:10:00.000");
99 dateAmPm3 = dateTimeParser.parse("February 3, 2002 13:10:00.000");
100 dateAmPm4 = dateTimeParser.parse("February 3, 2002 19:10:00.000");
101 date0 = dateTimeParser.parse("February 3, 2002 12:34:56.789");
102 date1 = dateTimeParser.parse("February 12, 2002 12:34:56.789");
103 date2 = dateTimeParser.parse("November 18, 2001 1:23:11.321");
104 defaultZone = TimeZone.getDefault();
105 zone = TimeZone.getTimeZone("MET");
106 TimeZone.setDefault(zone);
107 dateTimeParser.setTimeZone(zone);
108 date3 = dateTimeParser.parse("March 30, 2003 05:30:45.000");
109 date4 = dateTimeParser.parse("March 30, 2003 01:10:00.000");
110 date5 = dateTimeParser.parse("March 30, 2003 01:40:00.000");
111 date6 = dateTimeParser.parse("March 30, 2003 02:10:00.000");
112 date7 = dateTimeParser.parse("March 30, 2003 02:40:00.000");
113 date8 = dateTimeParser.parse("October 26, 2003 05:30:45.000");
114 dateTimeParser.setTimeZone(defaultZone);
115 TimeZone.setDefault(defaultZone);
116 calAmPm1 = Calendar.getInstance();
117 calAmPm1.setTime(dateAmPm1);
118 calAmPm2 = Calendar.getInstance();
119 calAmPm2.setTime(dateAmPm2);
120 calAmPm3 = Calendar.getInstance();
121 calAmPm3.setTime(dateAmPm3);
122 calAmPm4 = Calendar.getInstance();
123 calAmPm4.setTime(dateAmPm4);
124 cal1 = Calendar.getInstance();
125 cal1.setTime(date1);
126 cal2 = Calendar.getInstance();
127 cal2.setTime(date2);
128 TimeZone.setDefault(zone);
129 cal3 = Calendar.getInstance();
130 cal3.setTime(date3);
131 cal4 = Calendar.getInstance();
132 cal4.setTime(date4);
133 cal5 = Calendar.getInstance();
134 cal5.setTime(date5);
135 cal6 = Calendar.getInstance();
136 cal6.setTime(date6);
137 cal7 = Calendar.getInstance();
138 cal7.setTime(date7);
139 cal8 = Calendar.getInstance();
140 cal8.setTime(date8);
141 TimeZone.setDefault(defaultZone);
142 }
143
144 protected void tearDown() throws Exception {
145 super.tearDown();
146 }
147
148 public void testConstructor() {
150 assertNotNull(new DateUtils());
151 Constructor [] cons = DateUtils.class.getDeclaredConstructors();
152 assertEquals(1, cons.length);
153 assertEquals(true, Modifier.isPublic(cons[0].getModifiers()));
154 assertEquals(true, Modifier.isPublic(DateUtils.class.getModifiers()));
155 assertEquals(false, Modifier.isFinal(DateUtils.class.getModifiers()));
156 }
157
158 public void testIsSameDay_Date() {
160 Date date1 = new GregorianCalendar (2004, 6, 9, 13, 45).getTime();
161 Date date2 = new GregorianCalendar (2004, 6, 9, 13, 45).getTime();
162 assertEquals(true, DateUtils.isSameDay(date1, date2));
163 date2 = new GregorianCalendar (2004, 6, 10, 13, 45).getTime();
164 assertEquals(false, DateUtils.isSameDay(date1, date2));
165 date1 = new GregorianCalendar (2004, 6, 10, 13, 45).getTime();
166 assertEquals(true, DateUtils.isSameDay(date1, date2));
167 date2 = new GregorianCalendar (2005, 6, 10, 13, 45).getTime();
168 assertEquals(false, DateUtils.isSameDay(date1, date2));
169 try {
170 DateUtils.isSameDay((Date ) null, (Date ) null);
171 fail();
172 } catch (IllegalArgumentException ex) {}
173 }
174
175 public void testIsSameDay_Cal() {
177 GregorianCalendar cal1 = new GregorianCalendar (2004, 6, 9, 13, 45);
178 GregorianCalendar cal2 = new GregorianCalendar (2004, 6, 9, 13, 45);
179 assertEquals(true, DateUtils.isSameDay(cal1, cal2));
180 cal2.add(Calendar.DAY_OF_YEAR, 1);
181 assertEquals(false, DateUtils.isSameDay(cal1, cal2));
182 cal1.add(Calendar.DAY_OF_YEAR, 1);
183 assertEquals(true, DateUtils.isSameDay(cal1, cal2));
184 cal2.add(Calendar.YEAR, 1);
185 assertEquals(false, DateUtils.isSameDay(cal1, cal2));
186 try {
187 DateUtils.isSameDay((Calendar ) null, (Calendar ) null);
188 fail();
189 } catch (IllegalArgumentException ex) {}
190 }
191
192 public void testIsSameInstant_Date() {
194 Date date1 = new GregorianCalendar (2004, 6, 9, 13, 45).getTime();
195 Date date2 = new GregorianCalendar (2004, 6, 9, 13, 45).getTime();
196 assertEquals(true, DateUtils.isSameInstant(date1, date2));
197 date2 = new GregorianCalendar (2004, 6, 10, 13, 45).getTime();
198 assertEquals(false, DateUtils.isSameInstant(date1, date2));
199 date1 = new GregorianCalendar (2004, 6, 10, 13, 45).getTime();
200 assertEquals(true, DateUtils.isSameInstant(date1, date2));
201 date2 = new GregorianCalendar (2005, 6, 10, 13, 45).getTime();
202 assertEquals(false, DateUtils.isSameInstant(date1, date2));
203 try {
204 DateUtils.isSameInstant((Date ) null, (Date ) null);
205 fail();
206 } catch (IllegalArgumentException ex) {}
207 }
208
209 public void testIsSameInstant_Cal() {
211 GregorianCalendar cal1 = new GregorianCalendar (TimeZone.getTimeZone("GMT+1"));
212 GregorianCalendar cal2 = new GregorianCalendar (TimeZone.getTimeZone("GMT-1"));
213 cal1.set(2004, 6, 9, 13, 45, 0);
214 cal1.set(Calendar.MILLISECOND, 0);
215 cal2.set(2004, 6, 9, 13, 45, 0);
216 cal2.set(Calendar.MILLISECOND, 0);
217 assertEquals(false, DateUtils.isSameInstant(cal1, cal2));
218
219 cal2.set(2004, 6, 9, 11, 45, 0);
220 assertEquals(true, DateUtils.isSameInstant(cal1, cal2));
221 try {
222 DateUtils.isSameInstant((Calendar ) null, (Calendar ) null);
223 fail();
224 } catch (IllegalArgumentException ex) {}
225 }
226
227 public void testIsSameLocalTime_Cal() {
229 GregorianCalendar cal1 = new GregorianCalendar (TimeZone.getTimeZone("GMT+1"));
230 GregorianCalendar cal2 = new GregorianCalendar (TimeZone.getTimeZone("GMT-1"));
231 cal1.set(2004, 6, 9, 13, 45, 0);
232 cal1.set(Calendar.MILLISECOND, 0);
233 cal2.set(2004, 6, 9, 13, 45, 0);
234 cal2.set(Calendar.MILLISECOND, 0);
235 assertEquals(true, DateUtils.isSameLocalTime(cal1, cal2));
236
237 cal2.set(2004, 6, 9, 11, 45, 0);
238 assertEquals(false, DateUtils.isSameLocalTime(cal1, cal2));
239 try {
240 DateUtils.isSameLocalTime((Calendar ) null, (Calendar ) null);
241 fail();
242 } catch (IllegalArgumentException ex) {}
243 }
244
245 public void testParseDate() throws Exception {
247 GregorianCalendar cal = new GregorianCalendar (1972, 11, 3);
248 String dateStr = "1972-12-03";
249 String [] parsers = new String [] {"yyyy'-'DDD", "yyyy'-'MM'-'dd", "yyyyMMdd"};
250 Date date = DateUtils.parseDate(dateStr, parsers);
251 assertEquals(cal.getTime(), date);
252
253 dateStr = "1972-338";
254 date = DateUtils.parseDate(dateStr, parsers);
255 assertEquals(cal.getTime(), date);
256
257 dateStr = "19721203";
258 date = DateUtils.parseDate(dateStr, parsers);
259 assertEquals(cal.getTime(), date);
260
261 try {
262 DateUtils.parseDate("PURPLE", parsers);
263 fail();
264 } catch (ParseException ex) {}
265 try {
266 DateUtils.parseDate("197212AB", parsers);
267 fail();
268 } catch (ParseException ex) {}
269 try {
270 DateUtils.parseDate(null, parsers);
271 fail();
272 } catch (IllegalArgumentException ex) {}
273 try {
274 DateUtils.parseDate(dateStr, null);
275 fail();
276 } catch (IllegalArgumentException ex) {}
277 }
278
279
283 public void testRound() throws Exception {
284 assertEquals("round year-1 failed",
286 dateParser.parse("January 1, 2002"),
287 DateUtils.round(date1, Calendar.YEAR));
288 assertEquals("round year-2 failed",
289 dateParser.parse("January 1, 2002"),
290 DateUtils.round(date2, Calendar.YEAR));
291 assertEquals("round month-1 failed",
292 dateParser.parse("February 1, 2002"),
293 DateUtils.round(date1, Calendar.MONTH));
294 assertEquals("round month-2 failed",
295 dateParser.parse("December 1, 2001"),
296 DateUtils.round(date2, Calendar.MONTH));
297 assertEquals("round semimonth-0 failed",
298 dateParser.parse("February 1, 2002"),
299 DateUtils.round(date0, DateUtils.SEMI_MONTH));
300 assertEquals("round semimonth-1 failed",
301 dateParser.parse("February 16, 2002"),
302 DateUtils.round(date1, DateUtils.SEMI_MONTH));
303 assertEquals("round semimonth-2 failed",
304 dateParser.parse("November 16, 2001"),
305 DateUtils.round(date2, DateUtils.SEMI_MONTH));
306 assertEquals("round date-1 failed",
307 dateParser.parse("February 13, 2002"),
308 DateUtils.round(date1, Calendar.DATE));
309 assertEquals("round date-2 failed",
310 dateParser.parse("November 18, 2001"),
311 DateUtils.round(date2, Calendar.DATE));
312 assertEquals("round hour-1 failed",
313 dateTimeParser.parse("February 12, 2002 13:00:00.000"),
314 DateUtils.round(date1, Calendar.HOUR));
315 assertEquals("round hour-2 failed",
316 dateTimeParser.parse("November 18, 2001 1:00:00.000"),
317 DateUtils.round(date2, Calendar.HOUR));
318 assertEquals("round minute-1 failed",
319 dateTimeParser.parse("February 12, 2002 12:35:00.000"),
320 DateUtils.round(date1, Calendar.MINUTE));
321 assertEquals("round minute-2 failed",
322 dateTimeParser.parse("November 18, 2001 1:23:00.000"),
323 DateUtils.round(date2, Calendar.MINUTE));
324 assertEquals("round second-1 failed",
325 dateTimeParser.parse("February 12, 2002 12:34:57.000"),
326 DateUtils.round(date1, Calendar.SECOND));
327 assertEquals("round second-2 failed",
328 dateTimeParser.parse("November 18, 2001 1:23:11.000"),
329 DateUtils.round(date2, Calendar.SECOND));
330 assertEquals("truncate ampm-1 failed",
331 dateTimeParser.parse("February 3, 2002 00:00:00.000"),
332 DateUtils.round(dateAmPm1, Calendar.AM_PM));
333 assertEquals("truncate ampm-2 failed",
334 dateTimeParser.parse("February 4, 2002 00:00:00.000"),
335 DateUtils.round(dateAmPm2, Calendar.AM_PM));
336 assertEquals("truncate ampm-3 failed",
337 dateTimeParser.parse("February 3, 2002 12:00:00.000"),
338 DateUtils.round(dateAmPm3, Calendar.AM_PM));
339 assertEquals("truncate ampm-4 failed",
340 dateTimeParser.parse("February 4, 2002 12:00:00.000"),
341 DateUtils.round(dateAmPm4, Calendar.AM_PM));
342
343 assertEquals("round year-1 failed",
345 dateParser.parse("January 1, 2002"),
346 DateUtils.round((Object ) date1, Calendar.YEAR));
347 assertEquals("round year-2 failed",
348 dateParser.parse("January 1, 2002"),
349 DateUtils.round((Object ) date2, Calendar.YEAR));
350 assertEquals("round month-1 failed",
351 dateParser.parse("February 1, 2002"),
352 DateUtils.round((Object ) date1, Calendar.MONTH));
353 assertEquals("round month-2 failed",
354 dateParser.parse("December 1, 2001"),
355 DateUtils.round((Object ) date2, Calendar.MONTH));
356 assertEquals("round semimonth-1 failed",
357 dateParser.parse("February 16, 2002"),
358 DateUtils.round((Object ) date1, DateUtils.SEMI_MONTH));
359 assertEquals("round semimonth-2 failed",
360 dateParser.parse("November 16, 2001"),
361 DateUtils.round((Object ) date2, DateUtils.SEMI_MONTH));
362 assertEquals("round date-1 failed",
363 dateParser.parse("February 13, 2002"),
364 DateUtils.round((Object ) date1, Calendar.DATE));
365 assertEquals("round date-2 failed",
366 dateParser.parse("November 18, 2001"),
367 DateUtils.round((Object ) date2, Calendar.DATE));
368 assertEquals("round hour-1 failed",
369 dateTimeParser.parse("February 12, 2002 13:00:00.000"),
370 DateUtils.round((Object ) date1, Calendar.HOUR));
371 assertEquals("round hour-2 failed",
372 dateTimeParser.parse("November 18, 2001 1:00:00.000"),
373 DateUtils.round((Object ) date2, Calendar.HOUR));
374 assertEquals("round minute-1 failed",
375 dateTimeParser.parse("February 12, 2002 12:35:00.000"),
376 DateUtils.round((Object ) date1, Calendar.MINUTE));
377 assertEquals("round minute-2 failed",
378 dateTimeParser.parse("November 18, 2001 1:23:00.000"),
379 DateUtils.round((Object ) date2, Calendar.MINUTE));
380 assertEquals("round second-1 failed",
381 dateTimeParser.parse("February 12, 2002 12:34:57.000"),
382 DateUtils.round((Object ) date1, Calendar.SECOND));
383 assertEquals("round second-2 failed",
384 dateTimeParser.parse("November 18, 2001 1:23:11.000"),
385 DateUtils.round((Object ) date2, Calendar.SECOND));
386 assertEquals("round calendar second-1 failed",
387 dateTimeParser.parse("February 12, 2002 12:34:57.000"),
388 DateUtils.round((Object ) cal1, Calendar.SECOND));
389 assertEquals("round calendar second-2 failed",
390 dateTimeParser.parse("November 18, 2001 1:23:11.000"),
391 DateUtils.round((Object ) cal2, Calendar.SECOND));
392 assertEquals("truncate ampm-1 failed",
393 dateTimeParser.parse("February 3, 2002 00:00:00.000"),
394 DateUtils.round((Object ) dateAmPm1, Calendar.AM_PM));
395 assertEquals("truncate ampm-2 failed",
396 dateTimeParser.parse("February 4, 2002 00:00:00.000"),
397 DateUtils.round((Object ) dateAmPm2, Calendar.AM_PM));
398 assertEquals("truncate ampm-3 failed",
399 dateTimeParser.parse("February 3, 2002 12:00:00.000"),
400 DateUtils.round((Object ) dateAmPm3, Calendar.AM_PM));
401 assertEquals("truncate ampm-4 failed",
402 dateTimeParser.parse("February 4, 2002 12:00:00.000"),
403 DateUtils.round((Object ) dateAmPm4, Calendar.AM_PM));
404
405 try {
406 DateUtils.round((Date ) null, Calendar.SECOND);
407 fail();
408 } catch (IllegalArgumentException ex) {}
409 try {
410 DateUtils.round((Calendar ) null, Calendar.SECOND);
411 fail();
412 } catch (IllegalArgumentException ex) {}
413 try {
414 DateUtils.round((Object ) null, Calendar.SECOND);
415 fail();
416 } catch (IllegalArgumentException ex) {}
417 try {
418 DateUtils.round("", Calendar.SECOND);
419 fail();
420 } catch (ClassCastException ex) {}
421 try {
422 DateUtils.round(date1, -9999);
423 fail();
424 } catch(IllegalArgumentException ex) {}
425
426 assertEquals("truncate ampm-1 failed",
427 dateTimeParser.parse("February 3, 2002 00:00:00.000"),
428 DateUtils.round((Object ) calAmPm1, Calendar.AM_PM));
429 assertEquals("truncate ampm-2 failed",
430 dateTimeParser.parse("February 4, 2002 00:00:00.000"),
431 DateUtils.round((Object ) calAmPm2, Calendar.AM_PM));
432 assertEquals("truncate ampm-3 failed",
433 dateTimeParser.parse("February 3, 2002 12:00:00.000"),
434 DateUtils.round((Object ) calAmPm3, Calendar.AM_PM));
435 assertEquals("truncate ampm-4 failed",
436 dateTimeParser.parse("February 4, 2002 12:00:00.000"),
437 DateUtils.round((Object ) calAmPm4, Calendar.AM_PM));
438
439 TimeZone.setDefault(zone);
442 dateTimeParser.setTimeZone(zone);
443 assertEquals("round MET date across DST change-over",
444 dateTimeParser.parse("March 30, 2003 00:00:00.000"),
445 DateUtils.round(date4, Calendar.DATE));
446 assertEquals("round MET date across DST change-over",
447 dateTimeParser.parse("March 30, 2003 00:00:00.000"),
448 DateUtils.round((Object ) cal4, Calendar.DATE));
449 assertEquals("round MET date across DST change-over",
450 dateTimeParser.parse("March 30, 2003 00:00:00.000"),
451 DateUtils.round(date5, Calendar.DATE));
452 assertEquals("round MET date across DST change-over",
453 dateTimeParser.parse("March 30, 2003 00:00:00.000"),
454 DateUtils.round((Object ) cal5, Calendar.DATE));
455 assertEquals("round MET date across DST change-over",
456 dateTimeParser.parse("March 30, 2003 00:00:00.000"),
457 DateUtils.round(date6, Calendar.DATE));
458 assertEquals("round MET date across DST change-over",
459 dateTimeParser.parse("March 30, 2003 00:00:00.000"),
460 DateUtils.round((Object ) cal6, Calendar.DATE));
461 assertEquals("round MET date across DST change-over",
462 dateTimeParser.parse("March 30, 2003 00:00:00.000"),
463 DateUtils.round(date7, Calendar.DATE));
464 assertEquals("round MET date across DST change-over",
465 dateTimeParser.parse("March 30, 2003 00:00:00.000"),
466 DateUtils.round((Object ) cal7, Calendar.DATE));
467
468 assertEquals("round MET date across DST change-over",
469 dateTimeParser.parse("March 30, 2003 01:00:00.000"),
470 DateUtils.round(date4, Calendar.HOUR_OF_DAY));
471 assertEquals("round MET date across DST change-over",
472 dateTimeParser.parse("March 30, 2003 01:00:00.000"),
473 DateUtils.round((Object ) cal4, Calendar.HOUR_OF_DAY));
474 if (SystemUtils.isJavaVersionAtLeast(1.4f)) {
475 assertEquals("round MET date across DST change-over",
476 dateTimeParser.parse("March 30, 2003 03:00:00.000"),
477 DateUtils.round(date5, Calendar.HOUR_OF_DAY));
478 assertEquals("round MET date across DST change-over",
479 dateTimeParser.parse("March 30, 2003 03:00:00.000"),
480 DateUtils.round((Object ) cal5, Calendar.HOUR_OF_DAY));
481 assertEquals("round MET date across DST change-over",
482 dateTimeParser.parse("March 30, 2003 03:00:00.000"),
483 DateUtils.round(date6, Calendar.HOUR_OF_DAY));
484 assertEquals("round MET date across DST change-over",
485 dateTimeParser.parse("March 30, 2003 03:00:00.000"),
486 DateUtils.round((Object ) cal6, Calendar.HOUR_OF_DAY));
487 assertEquals("round MET date across DST change-over",
488 dateTimeParser.parse("March 30, 2003 04:00:00.000"),
489 DateUtils.round(date7, Calendar.HOUR_OF_DAY));
490 assertEquals("round MET date across DST change-over",
491 dateTimeParser.parse("March 30, 2003 04:00:00.000"),
492 DateUtils.round((Object ) cal7, Calendar.HOUR_OF_DAY));
493 } else {
494 this.warn("Some date rounding tests not run since the current version is " + SystemUtils.JAVA_VERSION);
495 }
496 TimeZone.setDefault(defaultZone);
497 dateTimeParser.setTimeZone(defaultZone);
498 }
499
500
503 public void testTruncate() throws Exception {
504 assertEquals("truncate year-1 failed",
506 dateParser.parse("January 1, 2002"),
507 DateUtils.truncate(date1, Calendar.YEAR));
508 assertEquals("truncate year-2 failed",
509 dateParser.parse("January 1, 2001"),
510 DateUtils.truncate(date2, Calendar.YEAR));
511 assertEquals("truncate month-1 failed",
512 dateParser.parse("February 1, 2002"),
513 DateUtils.truncate(date1, Calendar.MONTH));
514 assertEquals("truncate month-2 failed",
515 dateParser.parse("November 1, 2001"),
516 DateUtils.truncate(date2, Calendar.MONTH));
517 assertEquals("truncate semimonth-1 failed",
518 dateParser.parse("February 1, 2002"),
519 DateUtils.truncate(date1, DateUtils.SEMI_MONTH));
520 assertEquals("truncate semimonth-2 failed",
521 dateParser.parse("November 16, 2001"),
522 DateUtils.truncate(date2, DateUtils.SEMI_MONTH));
523 assertEquals("truncate date-1 failed",
524 dateParser.parse("February 12, 2002"),
525 DateUtils.truncate(date1, Calendar.DATE));
526 assertEquals("truncate date-2 failed",
527 dateParser.parse("November 18, 2001"),
528 DateUtils.truncate(date2, Calendar.DATE));
529 assertEquals("truncate hour-1 failed",
530 dateTimeParser.parse("February 12, 2002 12:00:00.000"),
531 DateUtils.truncate(date1, Calendar.HOUR));
532 assertEquals("truncate hour-2 failed",
533 dateTimeParser.parse("November 18, 2001 1:00:00.000"),
534 DateUtils.truncate(date2, Calendar.HOUR));
535 assertEquals("truncate minute-1 failed",
536 dateTimeParser.parse("February 12, 2002 12:34:00.000"),
537 DateUtils.truncate(date1, Calendar.MINUTE));
538 assertEquals("truncate minute-2 failed",
539 dateTimeParser.parse("November 18, 2001 1:23:00.000"),
540 DateUtils.truncate(date2, Calendar.MINUTE));
541 assertEquals("truncate second-1 failed",
542 dateTimeParser.parse("February 12, 2002 12:34:56.000"),
543 DateUtils.truncate(date1, Calendar.SECOND));
544 assertEquals("truncate second-2 failed",
545 dateTimeParser.parse("November 18, 2001 1:23:11.000"),
546 DateUtils.truncate(date2, Calendar.SECOND));
547 assertEquals("truncate ampm-1 failed",
548 dateTimeParser.parse("February 3, 2002 00:00:00.000"),
549 DateUtils.truncate(dateAmPm1, Calendar.AM_PM));
550 assertEquals("truncate ampm-2 failed",
551 dateTimeParser.parse("February 3, 2002 00:00:00.000"),
552 DateUtils.truncate(dateAmPm2, Calendar.AM_PM));
553 assertEquals("truncate ampm-3 failed",
554 dateTimeParser.parse("February 3, 2002 12:00:00.000"),
555 DateUtils.truncate(dateAmPm3, Calendar.AM_PM));
556 assertEquals("truncate ampm-4 failed",
557 dateTimeParser.parse("February 3, 2002 12:00:00.000"),
558 DateUtils.truncate(dateAmPm4, Calendar.AM_PM));
559
560 assertEquals("truncate year-1 failed",
562 dateParser.parse("January 1, 2002"),
563 DateUtils.truncate((Object ) date1, Calendar.YEAR));
564 assertEquals("truncate year-2 failed",
565 dateParser.parse("January 1, 2001"),
566 DateUtils.truncate((Object ) date2, Calendar.YEAR));
567 assertEquals("truncate month-1 failed",
568 dateParser.parse("February 1, 2002"),
569 DateUtils.truncate((Object ) date1, Calendar.MONTH));
570 assertEquals("truncate month-2 failed",
571 dateParser.parse("November 1, 2001"),
572 DateUtils.truncate((Object ) date2, Calendar.MONTH));
573 assertEquals("truncate semimonth-1 failed",
574 dateParser.parse("February 1, 2002"),
575 DateUtils.truncate((Object ) date1, DateUtils.SEMI_MONTH));
576 assertEquals("truncate semimonth-2 failed",
577 dateParser.parse("November 16, 2001"),
578 DateUtils.truncate((Object ) date2, DateUtils.SEMI_MONTH));
579 assertEquals("truncate date-1 failed",
580 dateParser.parse("February 12, 2002"),
581 DateUtils.truncate((Object ) date1, Calendar.DATE));
582 assertEquals("truncate date-2 failed",
583 dateParser.parse("November 18, 2001"),
584 DateUtils.truncate((Object ) date2, Calendar.DATE));
585 assertEquals("truncate hour-1 failed",
586 dateTimeParser.parse("February 12, 2002 12:00:00.000"),
587 DateUtils.truncate((Object ) date1, Calendar.HOUR));
588 assertEquals("truncate hour-2 failed",
589 dateTimeParser.parse("November 18, 2001 1:00:00.000"),
590 DateUtils.truncate((Object ) date2, Calendar.HOUR));
591 assertEquals("truncate minute-1 failed",
592 dateTimeParser.parse("February 12, 2002 12:34:00.000"),
593 DateUtils.truncate((Object ) date1, Calendar.MINUTE));
594 assertEquals("truncate minute-2 failed",
595 dateTimeParser.parse("November 18, 2001 1:23:00.000"),
596 DateUtils.truncate((Object ) date2, Calendar.MINUTE));
597 assertEquals("truncate second-1 failed",
598 dateTimeParser.parse("February 12, 2002 12:34:56.000"),
599 DateUtils.truncate((Object ) date1, Calendar.SECOND));
600 assertEquals("truncate second-2 failed",
601 dateTimeParser.parse("November 18, 2001 1:23:11.000"),
602 DateUtils.truncate((Object ) date2, Calendar.SECOND));
603 assertEquals("truncate ampm-1 failed",
604 dateTimeParser.parse("February 3, 2002 00:00:00.000"),
605 DateUtils.truncate((Object ) dateAmPm1, Calendar.AM_PM));
606 assertEquals("truncate ampm-2 failed",
607 dateTimeParser.parse("February 3, 2002 00:00:00.000"),
608 DateUtils.truncate((Object ) dateAmPm2, Calendar.AM_PM));
609 assertEquals("truncate ampm-3 failed",
610 dateTimeParser.parse("February 3, 2002 12:00:00.000"),
611 DateUtils.truncate((Object ) dateAmPm3, Calendar.AM_PM));
612 assertEquals("truncate ampm-4 failed",
613 dateTimeParser.parse("February 3, 2002 12:00:00.000"),
614 DateUtils.truncate((Object ) dateAmPm4, Calendar.AM_PM));
615
616 assertEquals("truncate calendar second-1 failed",
617 dateTimeParser.parse("February 12, 2002 12:34:56.000"),
618 DateUtils.truncate((Object ) cal1, Calendar.SECOND));
619 assertEquals("truncate calendar second-2 failed",
620 dateTimeParser.parse("November 18, 2001 1:23:11.000"),
621 DateUtils.truncate((Object ) cal2, Calendar.SECOND));
622
623 assertEquals("truncate ampm-1 failed",
624 dateTimeParser.parse("February 3, 2002 00:00:00.000"),
625 DateUtils.truncate((Object ) calAmPm1, Calendar.AM_PM));
626 assertEquals("truncate ampm-2 failed",
627 dateTimeParser.parse("February 3, 2002 00:00:00.000"),
628 DateUtils.truncate((Object ) calAmPm2, Calendar.AM_PM));
629 assertEquals("truncate ampm-3 failed",
630 dateTimeParser.parse("February 3, 2002 12:00:00.000"),
631 DateUtils.truncate((Object ) calAmPm3, Calendar.AM_PM));
632 assertEquals("truncate ampm-4 failed",
633 dateTimeParser.parse("February 3, 2002 12:00:00.000"),
634 DateUtils.truncate((Object ) calAmPm4, Calendar.AM_PM));
635
636 try {
637 DateUtils.truncate((Date ) null, Calendar.SECOND);
638 fail();
639 } catch (IllegalArgumentException ex) {}
640 try {
641 DateUtils.truncate((Calendar ) null, Calendar.SECOND);
642 fail();
643 } catch (IllegalArgumentException ex) {}
644 try {
645 DateUtils.truncate((Object ) null, Calendar.SECOND);
646 fail();
647 } catch (IllegalArgumentException ex) {}
648 try {
649 DateUtils.truncate("", Calendar.SECOND);
650 fail();
651 } catch (ClassCastException ex) {}
652
653 TimeZone.setDefault(zone);
656 dateTimeParser.setTimeZone(zone);
657 assertEquals("truncate MET date across DST change-over",
658 dateTimeParser.parse("March 30, 2003 00:00:00.000"),
659 DateUtils.truncate(date3, Calendar.DATE));
660 assertEquals("truncate MET date across DST change-over",
661 dateTimeParser.parse("March 30, 2003 00:00:00.000"),
662 DateUtils.truncate((Object ) cal3, Calendar.DATE));
663 assertEquals("truncate MET date across DST change-over",
665 dateTimeParser.parse("October 26, 2003 00:00:00.000"),
666 DateUtils.truncate(date8, Calendar.DATE));
667 assertEquals("truncate MET date across DST change-over",
668 dateTimeParser.parse("October 26, 2003 00:00:00.000"),
669 DateUtils.truncate((Object ) cal8, Calendar.DATE));
670 TimeZone.setDefault(defaultZone);
671 dateTimeParser.setTimeZone(defaultZone);
672
673 Date endOfTime = new Date (Long.MAX_VALUE); GregorianCalendar endCal = new GregorianCalendar ();
676 endCal.setTime(endOfTime);
677 try {
678 DateUtils.truncate(endCal, Calendar.DATE);
679 fail();
680 } catch (ArithmeticException ex) {}
681 endCal.set(Calendar.YEAR, 280000001);
682 try {
683 DateUtils.truncate(endCal, Calendar.DATE);
684 fail();
685 } catch (ArithmeticException ex) {}
686 endCal.set(Calendar.YEAR, 280000000);
687 Calendar cal = DateUtils.truncate(endCal, Calendar.DATE);
688 assertEquals(0, cal.get(Calendar.HOUR));
689 }
690
691
694 public void testIteratorEx() throws Exception {
695 try {
696 DateUtils.iterator(Calendar.getInstance(), -9999);
697 } catch (IllegalArgumentException ex) {}
698 try {
699 DateUtils.iterator((Date ) null, DateUtils.RANGE_WEEK_CENTER);
700 fail();
701 } catch (IllegalArgumentException ex) {}
702 try {
703 DateUtils.iterator((Calendar ) null, DateUtils.RANGE_WEEK_CENTER);
704 fail();
705 } catch (IllegalArgumentException ex) {}
706 try {
707 DateUtils.iterator((Object ) null, DateUtils.RANGE_WEEK_CENTER);
708 fail();
709 } catch (IllegalArgumentException ex) {}
710 try {
711 DateUtils.iterator("", DateUtils.RANGE_WEEK_CENTER);
712 fail();
713 } catch (ClassCastException ex) {}
714 }
715
716
719 public void testWeekIterator() throws Exception {
720 Calendar now = Calendar.getInstance();
721 for (int i = 0; i< 7; i++) {
722 Calendar today = DateUtils.truncate(now, Calendar.DATE);
723 Calendar sunday = DateUtils.truncate(now, Calendar.DATE);
724 sunday.add(Calendar.DATE, 1 - sunday.get(Calendar.DAY_OF_WEEK));
725 Calendar monday = DateUtils.truncate(now, Calendar.DATE);
726 if (monday.get(Calendar.DAY_OF_WEEK) == 1) {
727 monday.add(Calendar.DATE, -6);
729 } else {
730 monday.add(Calendar.DATE, 2 - monday.get(Calendar.DAY_OF_WEEK));
731 }
732 Calendar centered = DateUtils.truncate(now, Calendar.DATE);
733 centered.add(Calendar.DATE, -3);
734
735 Iterator it = DateUtils.iterator(now, DateUtils.RANGE_WEEK_SUNDAY);
736 assertWeekIterator(it, sunday);
737 it = DateUtils.iterator(now, DateUtils.RANGE_WEEK_MONDAY);
738 assertWeekIterator(it, monday);
739 it = DateUtils.iterator(now, DateUtils.RANGE_WEEK_RELATIVE);
740 assertWeekIterator(it, today);
741 it = DateUtils.iterator(now, DateUtils.RANGE_WEEK_CENTER);
742 assertWeekIterator(it, centered);
743
744 it = DateUtils.iterator((Object ) now, DateUtils.RANGE_WEEK_CENTER);
745 assertWeekIterator(it, centered);
746 it = DateUtils.iterator((Object ) now.getTime(), DateUtils.RANGE_WEEK_CENTER);
747 assertWeekIterator(it, centered);
748 try {
749 it.next();
750 fail();
751 } catch (NoSuchElementException ex) {}
752 it = DateUtils.iterator(now, DateUtils.RANGE_WEEK_CENTER);
753 it.next();
754 try {
755 it.remove();
756 } catch( UnsupportedOperationException ex) {}
757
758 now.add(Calendar.DATE,1);
759 }
760 }
761
762
765 public void testMonthIterator() throws Exception {
766 Iterator it = DateUtils.iterator(date1, DateUtils.RANGE_MONTH_SUNDAY);
767 assertWeekIterator(it,
768 dateParser.parse("January 27, 2002"),
769 dateParser.parse("March 2, 2002"));
770
771 it = DateUtils.iterator(date1, DateUtils.RANGE_MONTH_MONDAY);
772 assertWeekIterator(it,
773 dateParser.parse("January 28, 2002"),
774 dateParser.parse("March 3, 2002"));
775
776 it = DateUtils.iterator(date2, DateUtils.RANGE_MONTH_SUNDAY);
777 assertWeekIterator(it,
778 dateParser.parse("October 28, 2001"),
779 dateParser.parse("December 1, 2001"));
780
781 it = DateUtils.iterator(date2, DateUtils.RANGE_MONTH_MONDAY);
782 assertWeekIterator(it,
783 dateParser.parse("October 29, 2001"),
784 dateParser.parse("December 2, 2001"));
785 }
786
787
791 private static void assertWeekIterator(Iterator it, Calendar start) {
792 Calendar end = (Calendar ) start.clone();
793 end.add(Calendar.DATE, 6);
794
795 assertWeekIterator(it, start, end);
796 }
797
798
801 private static void assertWeekIterator(Iterator it, Date start, Date end) {
802 Calendar calStart = Calendar.getInstance();
803 calStart.setTime(start);
804 Calendar calEnd = Calendar.getInstance();
805 calEnd.setTime(end);
806
807 assertWeekIterator(it, calStart, calEnd);
808 }
809
810
815 private static void assertWeekIterator(Iterator it, Calendar start, Calendar end) {
816 Calendar cal = (Calendar ) it.next();
817 assertEquals("", start, cal, 0);
818 Calendar last = null;
819 int count = 1;
820 while (it.hasNext()) {
821 assertEquals("", cal, DateUtils.truncate(cal, Calendar.DATE), 0);
823
824 last = cal;
825 cal = (Calendar ) it.next();
826 count++;
827
828 last.add(Calendar.DATE, 1);
830 assertEquals("", last, cal, 0);
831 }
832 if (count % 7 != 0) {
833 throw new AssertionFailedError("There were " + count + " days in this iterator");
834 }
835 assertEquals("", end, cal, 0);
836 }
837
838
842 private static void assertEquals(String message, Calendar cal1, Calendar cal2, long delta) {
843 if (Math.abs(cal1.getTime().getTime() - cal2.getTime().getTime()) > delta) {
844 throw new AssertionFailedError(
845 message + " expected " + cal1.getTime() + " but got " + cal2.getTime());
846 }
847 }
848
849 void warn(String msg) {
850 System.err.println(msg);
851 }
852 }
853
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