3 * Copyright (C) 2009-2010 Christian Hergert <chris@dronelabs.com>
5 * This is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
10 * This is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
15 * You should have received a copy of the GNU Lesser General Public License
16 * along with this library; if not, see <http://www.gnu.org/licenses/>.
25 #include <glib/gstdio.h>
29 #define WIN32_LEAN_AND_MEAN
33 #define ASSERT_DATE(dt,y,m,d) G_STMT_START { \
34 g_assert_nonnull ((dt)); \
35 g_assert_cmpint ((y), ==, g_date_time_get_year ((dt))); \
36 g_assert_cmpint ((m), ==, g_date_time_get_month ((dt))); \
37 g_assert_cmpint ((d), ==, g_date_time_get_day_of_month ((dt))); \
39 #define ASSERT_TIME(dt,H,M,S,U) G_STMT_START { \
40 g_assert_nonnull ((dt)); \
41 g_assert_cmpint ((H), ==, g_date_time_get_hour ((dt))); \
42 g_assert_cmpint ((M), ==, g_date_time_get_minute ((dt))); \
43 g_assert_cmpint ((S), ==, g_date_time_get_second ((dt))); \
44 g_assert_cmpint ((U), ==, g_date_time_get_microsecond ((dt))); \
48 get_localtime_tm (time_t time_,
51 #ifdef HAVE_LOCALTIME_R
52 localtime_r (&time_, retval);
55 struct tm *ptm = localtime (&time_);
59 /* Happens at least in Microsoft's C library if you pass a
60 * negative time_t. Use 2000-01-01 as default date.
62 #ifndef G_DISABLE_CHECKS
63 g_return_if_fail_warning (G_LOG_DOMAIN, G_STRFUNC, "ptm != NULL");
68 retval->tm_year = 100;
71 memcpy ((void *) retval, (void *) ptm, sizeof (struct tm));
73 #endif /* HAVE_LOCALTIME_R */
77 test_GDateTime_now (void)
84 /* before <= dt.to_unix() <= after, but the inequalities might not be
85 * equality if we're close to the boundary between seconds.
86 * We loop until before == after (and hence dt.to_unix() should equal both)
87 * to guard against that. */
90 before = g_get_real_time () / G_TIME_SPAN_SECOND;
92 memset (&tm, 0, sizeof (tm));
93 get_localtime_tm (before, &tm);
95 dt = g_date_time_new_now_local ();
97 after = g_get_real_time () / G_TIME_SPAN_SECOND;
99 while (before != after);
101 g_assert_cmpint (g_date_time_get_year (dt), ==, 1900 + tm.tm_year);
102 g_assert_cmpint (g_date_time_get_month (dt), ==, 1 + tm.tm_mon);
103 g_assert_cmpint (g_date_time_get_day_of_month (dt), ==, tm.tm_mday);
104 g_assert_cmpint (g_date_time_get_hour (dt), ==, tm.tm_hour);
105 g_assert_cmpint (g_date_time_get_minute (dt), ==, tm.tm_min);
106 g_assert_cmpint (g_date_time_get_second (dt), ==, tm.tm_sec);
108 g_date_time_unref (dt);
112 test_GDateTime_new_from_unix (void)
118 memset (&tm, 0, sizeof (tm));
120 g_assert_cmpint (t, !=, (time_t) -1);
121 get_localtime_tm (t, &tm);
123 dt = g_date_time_new_from_unix_local (t);
124 g_assert_cmpint (g_date_time_get_year (dt), ==, 1900 + tm.tm_year);
125 g_assert_cmpint (g_date_time_get_month (dt), ==, 1 + tm.tm_mon);
126 g_assert_cmpint (g_date_time_get_day_of_month (dt), ==, tm.tm_mday);
127 g_assert_cmpint (g_date_time_get_hour (dt), ==, tm.tm_hour);
128 g_assert_cmpint (g_date_time_get_minute (dt), ==, tm.tm_min);
129 g_assert_cmpint (g_date_time_get_second (dt), ==, tm.tm_sec);
130 g_date_time_unref (dt);
132 /* Choose 1990-01-01 04:00:00 because no DST leaps happened then. The more
133 * obvious 1990-01-01 00:00:00 was a DST leap in America/Lima (which has,
134 * confusingly, since stopped using DST). */
135 memset (&tm, 0, sizeof (tm));
145 dt = g_date_time_new_from_unix_local (t);
146 g_assert_cmpint (g_date_time_get_year (dt), ==, 1990);
147 g_assert_cmpint (g_date_time_get_month (dt), ==, 1);
148 g_assert_cmpint (g_date_time_get_day_of_month (dt), ==, 1);
149 g_assert_cmpint (g_date_time_get_hour (dt), ==, 4);
150 g_assert_cmpint (g_date_time_get_minute (dt), ==, 0);
151 g_assert_cmpint (g_date_time_get_second (dt), ==, 0);
152 g_date_time_unref (dt);
155 /* Check that trying to create a #GDateTime too far in the future (or past) reliably
156 * fails. Previously, the checks for this overflowed and it silently returned
157 * an incorrect #GDateTime. */
159 test_GDateTime_new_from_unix_overflow (void)
163 g_test_bug ("http://bugzilla.gnome.org/782089");
165 dt = g_date_time_new_from_unix_utc (G_MAXINT64);
168 dt = g_date_time_new_from_unix_local (G_MAXINT64);
171 dt = g_date_time_new_from_unix_utc (G_MININT64);
174 dt = g_date_time_new_from_unix_local (G_MININT64);
179 test_GDateTime_invalid (void)
183 g_test_bug ("http://bugzilla.gnome.org/702674");
185 dt = g_date_time_new_utc (2013, -2147483647, 31, 17, 15, 48);
186 g_assert (dt == NULL);
190 test_GDateTime_compare (void)
192 GDateTime *dt1, *dt2;
195 dt1 = g_date_time_new_utc (2000, 1, 1, 0, 0, 0);
197 for (i = 1; i < 2000; i++)
199 dt2 = g_date_time_new_utc (i, 12, 31, 0, 0, 0);
200 g_assert_cmpint (1, ==, g_date_time_compare (dt1, dt2));
201 g_date_time_unref (dt2);
204 dt2 = g_date_time_new_utc (1999, 12, 31, 23, 59, 59);
205 g_assert_cmpint (1, ==, g_date_time_compare (dt1, dt2));
206 g_date_time_unref (dt2);
208 dt2 = g_date_time_new_utc (2000, 1, 1, 0, 0, 1);
209 g_assert_cmpint (-1, ==, g_date_time_compare (dt1, dt2));
210 g_date_time_unref (dt2);
212 dt2 = g_date_time_new_utc (2000, 1, 1, 0, 0, 0);
213 g_assert_cmpint (0, ==, g_date_time_compare (dt1, dt2));
214 g_date_time_unref (dt2);
215 g_date_time_unref (dt1);
219 test_GDateTime_equal (void)
221 GDateTime *dt1, *dt2;
224 dt1 = g_date_time_new_local (2009, 10, 19, 0, 0, 0);
225 dt2 = g_date_time_new_local (2009, 10, 19, 0, 0, 0);
226 g_assert (g_date_time_equal (dt1, dt2));
227 g_date_time_unref (dt1);
228 g_date_time_unref (dt2);
230 dt1 = g_date_time_new_local (2009, 10, 18, 0, 0, 0);
231 dt2 = g_date_time_new_local (2009, 10, 19, 0, 0, 0);
232 g_assert (!g_date_time_equal (dt1, dt2));
233 g_date_time_unref (dt1);
234 g_date_time_unref (dt2);
236 /* UTC-0300 and not in DST */
237 tz = g_time_zone_new ("-03:00");
238 dt1 = g_date_time_new (tz, 2010, 5, 24, 8, 0, 0);
239 g_time_zone_unref (tz);
240 g_assert_cmpint (g_date_time_get_utc_offset (dt1) / G_USEC_PER_SEC, ==, (-3 * 3600));
242 dt2 = g_date_time_new_utc (2010, 5, 24, 11, 0, 0);
243 g_assert_cmpint (g_date_time_get_utc_offset (dt2), ==, 0);
245 g_assert (g_date_time_equal (dt1, dt2));
246 g_date_time_unref (dt1);
248 /* America/Recife is in UTC-0300 */
250 tz = g_time_zone_new ("America/Recife");
251 #elif defined G_OS_WIN32
252 tz = g_time_zone_new ("E. South America Standard Time");
254 dt1 = g_date_time_new (tz, 2010, 5, 24, 8, 0, 0);
255 g_time_zone_unref (tz);
256 g_assert_cmpint (g_date_time_get_utc_offset (dt1) / G_USEC_PER_SEC, ==, (-3 * 3600));
257 g_assert (g_date_time_equal (dt1, dt2));
258 g_date_time_unref (dt1);
259 g_date_time_unref (dt2);
263 test_GDateTime_get_day_of_week (void)
267 dt = g_date_time_new_local (2009, 10, 19, 0, 0, 0);
268 g_assert_cmpint (1, ==, g_date_time_get_day_of_week (dt));
269 g_date_time_unref (dt);
271 dt = g_date_time_new_local (2000, 10, 1, 0, 0, 0);
272 g_assert_cmpint (7, ==, g_date_time_get_day_of_week (dt));
273 g_date_time_unref (dt);
277 test_GDateTime_get_day_of_month (void)
281 dt = g_date_time_new_local (2009, 10, 19, 0, 0, 0);
282 g_assert_cmpint (g_date_time_get_day_of_month (dt), ==, 19);
283 g_date_time_unref (dt);
285 dt = g_date_time_new_local (1400, 3, 12, 0, 0, 0);
286 g_assert_cmpint (g_date_time_get_day_of_month (dt), ==, 12);
287 g_date_time_unref (dt);
289 dt = g_date_time_new_local (1800, 12, 31, 0, 0, 0);
290 g_assert_cmpint (g_date_time_get_day_of_month (dt), ==, 31);
291 g_date_time_unref (dt);
293 dt = g_date_time_new_local (1000, 1, 1, 0, 0, 0);
294 g_assert_cmpint (g_date_time_get_day_of_month (dt), ==, 1);
295 g_date_time_unref (dt);
299 test_GDateTime_get_hour (void)
303 dt = g_date_time_new_utc (2009, 10, 19, 15, 13, 11);
304 g_assert_cmpint (15, ==, g_date_time_get_hour (dt));
305 g_date_time_unref (dt);
307 dt = g_date_time_new_utc (100, 10, 19, 1, 0, 0);
308 g_assert_cmpint (1, ==, g_date_time_get_hour (dt));
309 g_date_time_unref (dt);
311 dt = g_date_time_new_utc (100, 10, 19, 0, 0, 0);
312 g_assert_cmpint (0, ==, g_date_time_get_hour (dt));
313 g_date_time_unref (dt);
315 dt = g_date_time_new_utc (100, 10, 1, 23, 59, 59);
316 g_assert_cmpint (23, ==, g_date_time_get_hour (dt));
317 g_date_time_unref (dt);
320 G_GNUC_BEGIN_IGNORE_DEPRECATIONS
322 test_GDateTime_get_microsecond (void)
327 g_get_current_time (&tv);
328 dt = g_date_time_new_from_timeval_local (&tv);
329 g_assert_cmpint (tv.tv_usec, ==, g_date_time_get_microsecond (dt));
330 g_date_time_unref (dt);
332 G_GNUC_END_IGNORE_DEPRECATIONS
335 test_GDateTime_get_year (void)
339 dt = g_date_time_new_local (2009, 1, 1, 0, 0, 0);
340 g_assert_cmpint (2009, ==, g_date_time_get_year (dt));
341 g_date_time_unref (dt);
343 dt = g_date_time_new_local (1, 1, 1, 0, 0, 0);
344 g_assert_cmpint (1, ==, g_date_time_get_year (dt));
345 g_date_time_unref (dt);
347 dt = g_date_time_new_local (13, 1, 1, 0, 0, 0);
348 g_assert_cmpint (13, ==, g_date_time_get_year (dt));
349 g_date_time_unref (dt);
351 dt = g_date_time_new_local (3000, 1, 1, 0, 0, 0);
352 g_assert_cmpint (3000, ==, g_date_time_get_year (dt));
353 g_date_time_unref (dt);
357 test_GDateTime_hash (void)
361 h = g_hash_table_new_full (g_date_time_hash, g_date_time_equal,
362 (GDestroyNotify)g_date_time_unref,
364 g_hash_table_add (h, g_date_time_new_now_local ());
365 g_hash_table_remove_all (h);
366 g_hash_table_destroy (h);
369 G_GNUC_BEGIN_IGNORE_DEPRECATIONS
371 test_GDateTime_new_from_timeval (void)
376 g_get_current_time (&tv);
377 dt = g_date_time_new_from_timeval_local (&tv);
379 if (g_test_verbose ())
380 g_printerr ("\nDT%04d-%02d-%02dT%02d:%02d:%02d%s\n",
381 g_date_time_get_year (dt),
382 g_date_time_get_month (dt),
383 g_date_time_get_day_of_month (dt),
384 g_date_time_get_hour (dt),
385 g_date_time_get_minute (dt),
386 g_date_time_get_second (dt),
387 g_date_time_get_timezone_abbreviation (dt));
389 g_date_time_to_timeval (dt, &tv2);
390 g_assert_cmpint (tv.tv_sec, ==, tv2.tv_sec);
391 g_assert_cmpint (tv.tv_usec, ==, tv2.tv_usec);
392 g_date_time_unref (dt);
396 find_maximum_supported_tv_sec (void)
398 glong highest_success = 0, lowest_failure = G_MAXLONG;
400 GDateTime *dt = NULL;
404 /* Corner case of all glong values being valid. */
405 tv.tv_sec = G_MAXLONG;
406 dt = g_date_time_new_from_timeval_utc (&tv);
409 highest_success = tv.tv_sec;
410 g_date_time_unref (dt);
413 while (highest_success < lowest_failure - 1)
415 tv.tv_sec = highest_success + (lowest_failure - highest_success) / 2;
416 dt = g_date_time_new_from_timeval_utc (&tv);
420 highest_success = tv.tv_sec;
421 g_date_time_unref (dt);
425 lowest_failure = tv.tv_sec;
429 return highest_success;
432 /* Check that trying to create a #GDateTime too far in the future reliably
433 * fails. With a #GTimeVal, this is subtle, as the tv_usec are added into the
434 * calculation part-way through.
436 * This varies a bit between 32- and 64-bit architectures, due to the
437 * differences in the size of glong (tv.tv_sec). */
439 test_GDateTime_new_from_timeval_overflow (void)
444 g_test_bug ("http://bugzilla.gnome.org/782089");
446 tv.tv_sec = find_maximum_supported_tv_sec ();
447 tv.tv_usec = G_USEC_PER_SEC - 1;
449 g_test_message ("Maximum supported GTimeVal.tv_sec = %lu", tv.tv_sec);
451 /* Sanity check: do we support the year 2000? */
452 g_assert_cmpint (tv.tv_sec, >=, 946684800);
454 dt = g_date_time_new_from_timeval_utc (&tv);
455 g_assert_nonnull (dt);
456 g_date_time_unref (dt);
458 if (tv.tv_sec < G_MAXLONG)
463 dt = g_date_time_new_from_timeval_utc (&tv);
469 test_GDateTime_new_from_timeval_utc (void)
474 g_get_current_time (&tv);
475 dt = g_date_time_new_from_timeval_utc (&tv);
477 if (g_test_verbose ())
478 g_printerr ("\nDT%04d-%02d-%02dT%02d:%02d:%02d%s\n",
479 g_date_time_get_year (dt),
480 g_date_time_get_month (dt),
481 g_date_time_get_day_of_month (dt),
482 g_date_time_get_hour (dt),
483 g_date_time_get_minute (dt),
484 g_date_time_get_second (dt),
485 g_date_time_get_timezone_abbreviation (dt));
487 g_date_time_to_timeval (dt, &tv2);
488 g_assert_cmpint (tv.tv_sec, ==, tv2.tv_sec);
489 g_assert_cmpint (tv.tv_usec, ==, tv2.tv_usec);
490 g_date_time_unref (dt);
492 G_GNUC_END_IGNORE_DEPRECATIONS
495 test_GDateTime_new_from_iso8601 (void)
500 /* Need non-empty string */
501 dt = g_date_time_new_from_iso8601 ("", NULL);
504 /* Needs to be correctly formatted */
505 dt = g_date_time_new_from_iso8601 ("not a date", NULL);
508 dt = g_date_time_new_from_iso8601 (" +55", NULL);
511 /* Check common case */
512 dt = g_date_time_new_from_iso8601 ("2016-08-24T22:10:42Z", NULL);
513 ASSERT_DATE (dt, 2016, 8, 24);
514 ASSERT_TIME (dt, 22, 10, 42, 0);
515 g_date_time_unref (dt);
517 /* Timezone is required in text or passed as arg */
518 tz = g_time_zone_new_utc ();
519 dt = g_date_time_new_from_iso8601 ("2016-08-24T22:10:42", tz);
520 ASSERT_DATE (dt, 2016, 8, 24);
521 g_date_time_unref (dt);
522 g_time_zone_unref (tz);
523 dt = g_date_time_new_from_iso8601 ("2016-08-24T22:10:42", NULL);
526 /* Can't have whitespace */
527 dt = g_date_time_new_from_iso8601 ("2016 08 24T22:10:42Z", NULL);
529 dt = g_date_time_new_from_iso8601 ("2016-08-24T22:10:42Z ", NULL);
531 dt = g_date_time_new_from_iso8601 (" 2016-08-24T22:10:42Z", NULL);
534 /* Check lowercase time separator or space allowed */
535 dt = g_date_time_new_from_iso8601 ("2016-08-24t22:10:42Z", NULL);
536 ASSERT_DATE (dt, 2016, 8, 24);
537 ASSERT_TIME (dt, 22, 10, 42, 0);
538 g_date_time_unref (dt);
539 dt = g_date_time_new_from_iso8601 ("2016-08-24 22:10:42Z", NULL);
540 ASSERT_DATE (dt, 2016, 8, 24);
541 ASSERT_TIME (dt, 22, 10, 42, 0);
542 g_date_time_unref (dt);
544 /* Check dates without separators allowed */
545 dt = g_date_time_new_from_iso8601 ("20160824T22:10:42Z", NULL);
546 ASSERT_DATE (dt, 2016, 8, 24);
547 ASSERT_TIME (dt, 22, 10, 42, 0);
548 g_date_time_unref (dt);
550 /* Months are two digits */
551 dt = g_date_time_new_from_iso8601 ("2016-1-01T22:10:42Z", NULL);
554 /* Days are two digits */
555 dt = g_date_time_new_from_iso8601 ("2016-01-1T22:10:42Z", NULL);
558 /* Need consistent usage of separators */
559 dt = g_date_time_new_from_iso8601 ("2016-0824T22:10:42Z", NULL);
561 dt = g_date_time_new_from_iso8601 ("201608-24T22:10:42Z", NULL);
564 /* Check month within valid range */
565 dt = g_date_time_new_from_iso8601 ("2016-00-13T22:10:42Z", NULL);
567 dt = g_date_time_new_from_iso8601 ("2016-13-13T22:10:42Z", NULL);
570 /* Check day within valid range */
571 dt = g_date_time_new_from_iso8601 ("2016-01-00T22:10:42Z", NULL);
573 dt = g_date_time_new_from_iso8601 ("2016-01-31T22:10:42Z", NULL);
574 ASSERT_DATE (dt, 2016, 1, 31);
575 g_date_time_unref (dt);
576 dt = g_date_time_new_from_iso8601 ("2016-01-32T22:10:42Z", NULL);
578 dt = g_date_time_new_from_iso8601 ("2016-02-29T22:10:42Z", NULL);
579 ASSERT_DATE (dt, 2016, 2, 29);
580 g_date_time_unref (dt);
581 dt = g_date_time_new_from_iso8601 ("2016-02-30T22:10:42Z", NULL);
583 dt = g_date_time_new_from_iso8601 ("2017-02-28T22:10:42Z", NULL);
584 ASSERT_DATE (dt, 2017, 2, 28);
585 g_date_time_unref (dt);
586 dt = g_date_time_new_from_iso8601 ("2017-02-29T22:10:42Z", NULL);
588 dt = g_date_time_new_from_iso8601 ("2016-03-31T22:10:42Z", NULL);
589 ASSERT_DATE (dt, 2016, 3, 31);
590 g_date_time_unref (dt);
591 dt = g_date_time_new_from_iso8601 ("2016-03-32T22:10:42Z", NULL);
593 dt = g_date_time_new_from_iso8601 ("2016-04-30T22:10:42Z", NULL);
594 ASSERT_DATE (dt, 2016, 4, 30);
595 g_date_time_unref (dt);
596 dt = g_date_time_new_from_iso8601 ("2016-04-31T22:10:42Z", NULL);
598 dt = g_date_time_new_from_iso8601 ("2016-05-31T22:10:42Z", NULL);
599 ASSERT_DATE (dt, 2016, 5, 31);
600 g_date_time_unref (dt);
601 dt = g_date_time_new_from_iso8601 ("2016-05-32T22:10:42Z", NULL);
603 dt = g_date_time_new_from_iso8601 ("2016-06-30T22:10:42Z", NULL);
604 ASSERT_DATE (dt, 2016, 6, 30);
605 g_date_time_unref (dt);
606 dt = g_date_time_new_from_iso8601 ("2016-06-31T22:10:42Z", NULL);
608 dt = g_date_time_new_from_iso8601 ("2016-07-31T22:10:42Z", NULL);
609 ASSERT_DATE (dt, 2016, 7, 31);
610 g_date_time_unref (dt);
611 dt = g_date_time_new_from_iso8601 ("2016-07-32T22:10:42Z", NULL);
613 dt = g_date_time_new_from_iso8601 ("2016-08-31T22:10:42Z", NULL);
614 ASSERT_DATE (dt, 2016, 8, 31);
615 g_date_time_unref (dt);
616 dt = g_date_time_new_from_iso8601 ("2016-08-32T22:10:42Z", NULL);
618 dt = g_date_time_new_from_iso8601 ("2016-09-30T22:10:42Z", NULL);
619 ASSERT_DATE (dt, 2016, 9, 30);
620 g_date_time_unref (dt);
621 dt = g_date_time_new_from_iso8601 ("2016-09-31T22:10:42Z", NULL);
623 dt = g_date_time_new_from_iso8601 ("2016-10-31T22:10:42Z", NULL);
624 ASSERT_DATE (dt, 2016, 10, 31);
625 g_date_time_unref (dt);
626 dt = g_date_time_new_from_iso8601 ("2016-10-32T22:10:42Z", NULL);
628 dt = g_date_time_new_from_iso8601 ("2016-11-30T22:10:42Z", NULL);
629 ASSERT_DATE (dt, 2016, 11, 30);
630 g_date_time_unref (dt);
631 dt = g_date_time_new_from_iso8601 ("2016-11-31T22:10:42Z", NULL);
633 dt = g_date_time_new_from_iso8601 ("2016-12-31T22:10:42Z", NULL);
634 ASSERT_DATE (dt, 2016, 12, 31);
635 g_date_time_unref (dt);
636 dt = g_date_time_new_from_iso8601 ("2016-12-32T22:10:42Z", NULL);
639 /* Check ordinal days work */
640 dt = g_date_time_new_from_iso8601 ("2016-237T22:10:42Z", NULL);
641 ASSERT_DATE (dt, 2016, 8, 24);
642 ASSERT_TIME (dt, 22, 10, 42, 0);
643 g_date_time_unref (dt);
644 dt = g_date_time_new_from_iso8601 ("2016237T22:10:42Z", NULL);
645 ASSERT_DATE (dt, 2016, 8, 24);
646 ASSERT_TIME (dt, 22, 10, 42, 0);
647 g_date_time_unref (dt);
649 /* Check ordinal leap days */
650 dt = g_date_time_new_from_iso8601 ("2016-366T22:10:42Z", NULL);
651 ASSERT_DATE (dt, 2016, 12, 31);
652 ASSERT_TIME (dt, 22, 10, 42, 0);
653 g_date_time_unref (dt);
654 dt = g_date_time_new_from_iso8601 ("2017-365T22:10:42Z", NULL);
655 ASSERT_DATE (dt, 2017, 12, 31);
656 ASSERT_TIME (dt, 22, 10, 42, 0);
657 g_date_time_unref (dt);
658 dt = g_date_time_new_from_iso8601 ("2017-366T22:10:42Z", NULL);
661 /* Days start at 1 */
662 dt = g_date_time_new_from_iso8601 ("2016-000T22:10:42Z", NULL);
665 /* Limited to number of days in the year (2016 is a leap year) */
666 dt = g_date_time_new_from_iso8601 ("2016-367T22:10:42Z", NULL);
669 /* Days are two digits */
670 dt = g_date_time_new_from_iso8601 ("2016-1T22:10:42Z", NULL);
672 dt = g_date_time_new_from_iso8601 ("2016-12T22:10:42Z", NULL);
675 /* Check week days work */
676 dt = g_date_time_new_from_iso8601 ("2016-W34-3T22:10:42Z", NULL);
677 ASSERT_DATE (dt, 2016, 8, 24);
678 ASSERT_TIME (dt, 22, 10, 42, 0);
679 g_date_time_unref (dt);
680 dt = g_date_time_new_from_iso8601 ("2016W343T22:10:42Z", NULL);
681 ASSERT_DATE (dt, 2016, 8, 24);
682 ASSERT_TIME (dt, 22, 10, 42, 0);
683 g_date_time_unref (dt);
685 /* We don't support weeks without weekdays (valid ISO 8601) */
686 dt = g_date_time_new_from_iso8601 ("2016-W34T22:10:42Z", NULL);
688 dt = g_date_time_new_from_iso8601 ("2016W34T22:10:42Z", NULL);
691 /* Weeks are two digits */
692 dt = g_date_time_new_from_iso8601 ("2016-W3-1T22:10:42Z", NULL);
695 /* Weeks start at 1 */
696 dt = g_date_time_new_from_iso8601 ("2016-W00-1T22:10:42Z", NULL);
699 /* Week one might be in the previous year */
700 dt = g_date_time_new_from_iso8601 ("2015-W01-1T22:10:42Z", NULL);
701 ASSERT_DATE (dt, 2014, 12, 29);
702 g_date_time_unref (dt);
704 /* Last week might be in next year */
705 dt = g_date_time_new_from_iso8601 ("2015-W53-7T22:10:42Z", NULL);
706 ASSERT_DATE (dt, 2016, 1, 3);
707 g_date_time_unref (dt);
709 /* Week 53 doesn't always exist */
710 dt = g_date_time_new_from_iso8601 ("2016-W53-1T22:10:42Z", NULL);
713 /* Limited to number of days in the week */
714 dt = g_date_time_new_from_iso8601 ("2016-W34-0T22:10:42Z", NULL);
716 dt = g_date_time_new_from_iso8601 ("2016-W34-8T22:10:42Z", NULL);
719 /* Days are one digit */
720 dt = g_date_time_new_from_iso8601 ("2016-W34-99T22:10:42Z", NULL);
723 /* Check week day changes depending on year */
724 dt = g_date_time_new_from_iso8601 ("2017-W34-1T22:10:42Z", NULL);
725 ASSERT_DATE (dt, 2017, 8, 21);
726 g_date_time_unref (dt);
728 /* Check week day changes depending on leap years */
729 dt = g_date_time_new_from_iso8601 ("1900-W01-1T22:10:42Z", NULL);
730 ASSERT_DATE (dt, 1900, 1, 1);
731 g_date_time_unref (dt);
733 /* YYYY-MM not allowed (NOT valid ISO 8601) */
734 dt = g_date_time_new_from_iso8601 ("2016-08T22:10:42Z", NULL);
737 /* We don't support omitted year (valid ISO 8601) */
738 dt = g_date_time_new_from_iso8601 ("--08-24T22:10:42Z", NULL);
740 dt = g_date_time_new_from_iso8601 ("--0824T22:10:42Z", NULL);
743 /* Check subseconds work */
744 dt = g_date_time_new_from_iso8601 ("2016-08-24T22:10:42.123456Z", NULL);
745 ASSERT_DATE (dt, 2016, 8, 24);
746 ASSERT_TIME (dt, 22, 10, 42, 123456);
747 g_date_time_unref (dt);
748 dt = g_date_time_new_from_iso8601 ("2016-08-24T22:10:42,123456Z", NULL);
749 ASSERT_DATE (dt, 2016, 8, 24);
750 ASSERT_TIME (dt, 22, 10, 42, 123456);
751 g_date_time_unref (dt);
752 dt = g_date_time_new_from_iso8601 ("2016-08-24T22:10:42.Z", NULL);
754 dt = g_date_time_new_from_iso8601 ("2016-08-24T221042.123456Z", NULL);
755 ASSERT_DATE (dt, 2016, 8, 24);
756 ASSERT_TIME (dt, 22, 10, 42, 123456);
757 g_date_time_unref (dt);
759 /* We don't support times without minutes / seconds (valid ISO 8601) */
760 dt = g_date_time_new_from_iso8601 ("2016-08-24T22Z", NULL);
762 dt = g_date_time_new_from_iso8601 ("2016-08-24T22:10Z", NULL);
764 dt = g_date_time_new_from_iso8601 ("2016-08-24T2210Z", NULL);
767 /* UTC time uses 'Z' */
768 dt = g_date_time_new_from_iso8601 ("2016-08-24T22:10:42Z", NULL);
769 ASSERT_DATE (dt, 2016, 8, 24);
770 ASSERT_TIME (dt, 22, 10, 42, 0);
771 g_assert_cmpint (g_date_time_get_utc_offset (dt), ==, 0);
772 g_date_time_unref (dt);
774 /* Check timezone works */
775 dt = g_date_time_new_from_iso8601 ("2016-08-24T22:10:42+12:00", NULL);
776 ASSERT_DATE (dt, 2016, 8, 24);
777 ASSERT_TIME (dt, 22, 10, 42, 0);
778 g_assert_cmpint (g_date_time_get_utc_offset (dt), ==, 12 * G_TIME_SPAN_HOUR);
779 g_date_time_unref (dt);
780 dt = g_date_time_new_from_iso8601 ("2016-08-24T22:10:42+12", NULL);
781 ASSERT_DATE (dt, 2016, 8, 24);
782 ASSERT_TIME (dt, 22, 10, 42, 0);
783 g_assert_cmpint (g_date_time_get_utc_offset (dt), ==, 12 * G_TIME_SPAN_HOUR);
784 g_date_time_unref (dt);
785 dt = g_date_time_new_from_iso8601 ("2016-08-24T22:10:42-02", NULL);
786 ASSERT_DATE (dt, 2016, 8, 24);
787 ASSERT_TIME (dt, 22, 10, 42, 0);
788 g_assert_cmpint (g_date_time_get_utc_offset (dt), ==, -2 * G_TIME_SPAN_HOUR);
789 g_date_time_unref (dt);
791 /* Timezone seconds not allowed */
792 dt = g_date_time_new_from_iso8601 ("2016-08-24T22-12:00:00", NULL);
794 dt = g_date_time_new_from_iso8601 ("2016-08-24T22-12:00:00.000", NULL);
797 /* Timezone hours two digits */
798 dt = g_date_time_new_from_iso8601 ("2016-08-24T22-2Z", NULL);
806 /* Expected result: */
814 GTimeSpan utc_offset;
818 test_GDateTime_new_from_iso8601_2 (void)
820 const Iso8601ParseTest tests[] = {
821 { TRUE, "1990-11-01T10:21:17Z", 1990, 11, 1, 10, 21, 17, 0, 0 },
822 { TRUE, "19901101T102117Z", 1990, 11, 1, 10, 21, 17, 0, 0 },
823 { TRUE, "1970-01-01T00:00:17.12Z", 1970, 1, 1, 0, 0, 17, 120000, 0 },
824 { TRUE, "1970-01-01T00:00:17.1234Z", 1970, 1, 1, 0, 0, 17, 123400, 0 },
825 { TRUE, "1970-01-01T00:00:17.123456Z", 1970, 1, 1, 0, 0, 17, 123456, 0 },
826 { TRUE, "1980-02-22T12:36:00+02:00", 1980, 2, 22, 12, 36, 0, 0, 2 * G_TIME_SPAN_HOUR },
827 { TRUE, "1990-12-31T15:59:60-08:00", 1990, 12, 31, 15, 59, 59, 0, -8 * G_TIME_SPAN_HOUR },
828 { FALSE, " ", 0, 0, 0, 0, 0, 0, 0, 0 },
829 { FALSE, "x", 0, 0, 0, 0, 0, 0, 0, 0 },
830 { FALSE, "123x", 0, 0, 0, 0, 0, 0, 0, 0 },
831 { FALSE, "2001-10+x", 0, 0, 0, 0, 0, 0, 0, 0 },
832 { FALSE, "1980-02-22T", 0, 0, 0, 0, 0, 0, 0, 0 },
833 { FALSE, "2001-10-08Tx", 0, 0, 0, 0, 0, 0, 0, 0 },
834 { FALSE, "2001-10-08T10:11x", 0, 0, 0, 0, 0, 0, 0, 0 },
835 { FALSE, "Wed Dec 19 17:20:20 GMT 2007", 0, 0, 0, 0, 0, 0, 0, 0 },
836 { FALSE, "1980-02-22T10:36:00Zulu", 0, 0, 0, 0, 0, 0, 0, 0 },
837 { FALSE, "2T0+819855292164632335", 0, 0, 0, 0, 0, 0, 0, 0 },
838 { TRUE, "2018-08-03T14:08:05.446178377+01:00", 2018, 8, 3, 14, 8, 5, 446178, 1 * G_TIME_SPAN_HOUR },
839 { FALSE, "2147483648-08-03T14:08:05.446178377+01:00", 0, 0, 0, 0, 0, 0, 0, 0 },
840 { FALSE, "2018-13-03T14:08:05.446178377+01:00", 0, 0, 0, 0, 0, 0, 0, 0 },
841 { FALSE, "2018-00-03T14:08:05.446178377+01:00", 0, 0, 0, 0, 0, 0, 0, 0 },
842 { FALSE, "2018-08-00T14:08:05.446178377+01:00", 0, 0, 0, 0, 0, 0, 0, 0 },
843 { FALSE, "2018-08-32T14:08:05.446178377+01:00", 0, 0, 0, 0, 0, 0, 0, 0 },
844 { FALSE, "2018-08-03T24:08:05.446178377+01:00", 0, 0, 0, 0, 0, 0, 0, 0 },
845 { FALSE, "2018-08-03T14:60:05.446178377+01:00", 0, 0, 0, 0, 0, 0, 0, 0 },
846 { FALSE, "2018-08-03T14:08:63.446178377+01:00", 0, 0, 0, 0, 0, 0, 0, 0 },
847 { FALSE, "2018-08-03T14:08:05.446178377+100:00", 0, 0, 0, 0, 0, 0, 0, 0 },
848 { TRUE, "20180803T140805.446178377+0100", 2018, 8, 3, 14, 8, 5, 446178, 1 * G_TIME_SPAN_HOUR },
849 { FALSE, "21474836480803T140805.446178377+0100", 0, 0, 0, 0, 0, 0, 0, 0 },
850 { FALSE, "20181303T140805.446178377+0100", 0, 0, 0, 0, 0, 0, 0, 0 },
851 { FALSE, "20180003T140805.446178377+0100", 0, 0, 0, 0, 0, 0, 0, 0 },
852 { FALSE, "20180800T140805.446178377+0100", 0, 0, 0, 0, 0, 0, 0, 0 },
853 { FALSE, "20180832T140805.446178377+0100", 0, 0, 0, 0, 0, 0, 0, 0 },
854 { FALSE, "20180803T240805.446178377+0100", 0, 0, 0, 0, 0, 0, 0, 0 },
855 { FALSE, "20180803T146005.446178377+0100", 0, 0, 0, 0, 0, 0, 0, 0 },
856 { FALSE, "20180803T140863.446178377+0100", 0, 0, 0, 0, 0, 0, 0, 0 },
857 { FALSE, "20180803T140805.446178377+10000", 0, 0, 0, 0, 0, 0, 0, 0 },
858 { FALSE, "-0005-01-01T00:00:00Z", 0, 0, 0, 0, 0, 0, 0, 0 },
859 { FALSE, "2018-08-06", 0, 0, 0, 0, 0, 0, 0, 0 },
860 /* This is not accepted by g_time_val_from_iso8601(), but is accepted by g_date_time_new_from_iso8601():
861 { FALSE, "2018-08-06 13:51:00Z", 0, 0, 0, 0, 0, 0, 0, 0 },
863 { TRUE, "20180803T140805,446178377+0100", 2018, 8, 3, 14, 8, 5, 446178, 1 * G_TIME_SPAN_HOUR },
864 { TRUE, "2018-08-03T14:08:05.446178377-01:00", 2018, 8, 3, 14, 8, 5, 446178, -1 * G_TIME_SPAN_HOUR },
865 { FALSE, "2018-08-03T14:08:05.446178377 01:00", 0, 0, 0, 0, 0, 0, 0, 0 },
866 { TRUE, "1990-11-01T10:21:17", 1990, 11, 1, 10, 21, 17, 0, 0 },
867 /* These are accepted by g_time_val_from_iso8601(), but not by g_date_time_new_from_iso8601():
868 { TRUE, "19901101T102117+5", 1990, 11, 1, 10, 21, 17, 0, 5 * G_TIME_SPAN_HOUR },
869 { TRUE, "19901101T102117+3:15", 1990, 11, 1, 10, 21, 17, 0, 3 * G_TIME_SPAN_HOUR + 15 * G_TIME_SPAN_MINUTE },
870 { TRUE, " 1990-11-01T10:21:17Z ", 1990, 11, 1, 10, 21, 17, 0, 0 },
871 { FALSE, "2018-08-03T14:08:05.446178377+01:60", 0, 0, 0, 0, 0, 0, 0, 0 },
872 { FALSE, "20180803T140805.446178377+0160", 0, 0, 0, 0, 0, 0, 0, 0 },
873 { TRUE, "+1980-02-22T12:36:00+02:00", 1980, 2, 22, 12, 36, 0, 0, 2 * G_TIME_SPAN_HOUR },
874 { TRUE, "1990-11-01T10:21:17 ", 1990, 11, 1, 10, 21, 17, 0, 0 },
876 { FALSE, "1719W462 407777-07", 0, 0, 0, 0, 0, 0, 0, 0 },
877 { FALSE, "4011090 260528Z", 0, 0, 0, 0, 0, 0, 0, 0 },
878 { FALSE, "0000W011 228214-22", 0, 0, 0, 0, 0, 0, 0, 0 },
880 GTimeZone *tz = NULL;
881 GDateTime *dt = NULL;
884 g_test_summary ("Further parser tests for g_date_time_new_from_iso8601(), "
885 "checking success and failure using test vectors.");
887 tz = g_time_zone_new_utc ();
889 for (i = 0; i < G_N_ELEMENTS (tests); i++)
891 g_test_message ("Vector %" G_GSIZE_FORMAT ": %s", i, tests[i].in);
893 dt = g_date_time_new_from_iso8601 (tests[i].in, tz);
894 if (tests[i].success)
896 g_assert_nonnull (dt);
897 ASSERT_DATE (dt, tests[i].year, tests[i].month, tests[i].day);
898 ASSERT_TIME (dt, tests[i].hour, tests[i].minute, tests[i].second, tests[i].microsecond);
899 g_assert_cmpint (g_date_time_get_utc_offset (dt), ==, tests[i].utc_offset);
906 g_clear_pointer (&dt, g_date_time_unref);
909 g_time_zone_unref (tz);
913 test_GDateTime_to_unix (void)
919 g_assert_cmpint (t, !=, (time_t) -1);
920 dt = g_date_time_new_from_unix_local (t);
921 g_assert_cmpint (g_date_time_to_unix (dt), ==, t);
922 g_date_time_unref (dt);
926 test_GDateTime_add_years (void)
930 dt = g_date_time_new_local (2009, 10, 19, 0, 0, 0);
931 dt2 = g_date_time_add_years (dt, 1);
932 g_assert_cmpint (2010, ==, g_date_time_get_year (dt2));
933 g_date_time_unref (dt);
934 g_date_time_unref (dt2);
938 test_GDateTime_add_months (void)
940 #define TEST_ADD_MONTHS(y,m,d,a,ny,nm,nd) G_STMT_START { \
941 GDateTime *dt, *dt2; \
942 dt = g_date_time_new_utc (y, m, d, 0, 0, 0); \
943 dt2 = g_date_time_add_months (dt, a); \
944 ASSERT_DATE (dt2, ny, nm, nd); \
945 g_date_time_unref (dt); \
946 g_date_time_unref (dt2); \
949 TEST_ADD_MONTHS (2009, 12, 31, 1, 2010, 1, 31);
950 TEST_ADD_MONTHS (2009, 12, 31, 1, 2010, 1, 31);
951 TEST_ADD_MONTHS (2009, 6, 15, 1, 2009, 7, 15);
952 TEST_ADD_MONTHS (1400, 3, 1, 1, 1400, 4, 1);
953 TEST_ADD_MONTHS (1400, 1, 31, 1, 1400, 2, 28);
954 TEST_ADD_MONTHS (1400, 1, 31, 7200, 2000, 1, 31);
955 TEST_ADD_MONTHS (2008, 2, 29, 12, 2009, 2, 28);
956 TEST_ADD_MONTHS (2000, 8, 16, -5, 2000, 3, 16);
957 TEST_ADD_MONTHS (2000, 8, 16, -12, 1999, 8, 16);
958 TEST_ADD_MONTHS (2011, 2, 1, -13, 2010, 1, 1);
959 TEST_ADD_MONTHS (1776, 7, 4, 1200, 1876, 7, 4);
963 test_GDateTime_add_days (void)
965 #define TEST_ADD_DAYS(y,m,d,a,ny,nm,nd) G_STMT_START { \
966 GDateTime *dt, *dt2; \
967 dt = g_date_time_new_local (y, m, d, 0, 0, 0); \
968 dt2 = g_date_time_add_days (dt, a); \
969 g_assert_cmpint (ny, ==, g_date_time_get_year (dt2)); \
970 g_assert_cmpint (nm, ==, g_date_time_get_month (dt2)); \
971 g_assert_cmpint (nd, ==, g_date_time_get_day_of_month (dt2)); \
972 g_date_time_unref (dt); \
973 g_date_time_unref (dt2); \
976 TEST_ADD_DAYS (2009, 1, 31, 1, 2009, 2, 1);
977 TEST_ADD_DAYS (2009, 2, 1, -1, 2009, 1, 31);
978 TEST_ADD_DAYS (2008, 2, 28, 1, 2008, 2, 29);
979 TEST_ADD_DAYS (2008, 12, 31, 1, 2009, 1, 1);
980 TEST_ADD_DAYS (1, 1, 1, 1, 1, 1, 2);
981 TEST_ADD_DAYS (1955, 5, 24, 10, 1955, 6, 3);
982 TEST_ADD_DAYS (1955, 5, 24, -10, 1955, 5, 14);
986 test_GDateTime_add_weeks (void)
988 #define TEST_ADD_WEEKS(y,m,d,a,ny,nm,nd) G_STMT_START { \
989 GDateTime *dt, *dt2; \
990 dt = g_date_time_new_local (y, m, d, 0, 0, 0); \
991 dt2 = g_date_time_add_weeks (dt, a); \
992 g_assert_cmpint (ny, ==, g_date_time_get_year (dt2)); \
993 g_assert_cmpint (nm, ==, g_date_time_get_month (dt2)); \
994 g_assert_cmpint (nd, ==, g_date_time_get_day_of_month (dt2)); \
995 g_date_time_unref (dt); \
996 g_date_time_unref (dt2); \
999 TEST_ADD_WEEKS (2009, 1, 1, 1, 2009, 1, 8);
1000 TEST_ADD_WEEKS (2009, 8, 30, 1, 2009, 9, 6);
1001 TEST_ADD_WEEKS (2009, 12, 31, 1, 2010, 1, 7);
1002 TEST_ADD_WEEKS (2009, 1, 1, -1, 2008, 12, 25);
1006 test_GDateTime_add_hours (void)
1008 #define TEST_ADD_HOURS(y,m,d,h,mi,s,a,ny,nm,nd,nh,nmi,ns) G_STMT_START { \
1009 GDateTime *dt, *dt2; \
1010 dt = g_date_time_new_utc (y, m, d, h, mi, s); \
1011 dt2 = g_date_time_add_hours (dt, a); \
1012 g_assert_cmpint (ny, ==, g_date_time_get_year (dt2)); \
1013 g_assert_cmpint (nm, ==, g_date_time_get_month (dt2)); \
1014 g_assert_cmpint (nd, ==, g_date_time_get_day_of_month (dt2)); \
1015 g_assert_cmpint (nh, ==, g_date_time_get_hour (dt2)); \
1016 g_assert_cmpint (nmi, ==, g_date_time_get_minute (dt2)); \
1017 g_assert_cmpint (ns, ==, g_date_time_get_second (dt2)); \
1018 g_date_time_unref (dt); \
1019 g_date_time_unref (dt2); \
1022 TEST_ADD_HOURS (2009, 1, 1, 0, 0, 0, 1, 2009, 1, 1, 1, 0, 0);
1023 TEST_ADD_HOURS (2008, 12, 31, 23, 0, 0, 1, 2009, 1, 1, 0, 0, 0);
1027 test_GDateTime_add_full (void)
1029 #define TEST_ADD_FULL(y,m,d,h,mi,s,ay,am,ad,ah,ami,as,ny,nm,nd,nh,nmi,ns) G_STMT_START { \
1030 GDateTime *dt, *dt2; \
1031 dt = g_date_time_new_utc (y, m, d, h, mi, s); \
1032 dt2 = g_date_time_add_full (dt, ay, am, ad, ah, ami, as); \
1033 g_assert_cmpint (ny, ==, g_date_time_get_year (dt2)); \
1034 g_assert_cmpint (nm, ==, g_date_time_get_month (dt2)); \
1035 g_assert_cmpint (nd, ==, g_date_time_get_day_of_month (dt2)); \
1036 g_assert_cmpint (nh, ==, g_date_time_get_hour (dt2)); \
1037 g_assert_cmpint (nmi, ==, g_date_time_get_minute (dt2)); \
1038 g_assert_cmpint (ns, ==, g_date_time_get_second (dt2)); \
1039 g_date_time_unref (dt); \
1040 g_date_time_unref (dt2); \
1043 TEST_ADD_FULL (2009, 10, 21, 0, 0, 0,
1045 2010, 11, 22, 1, 1, 1);
1046 TEST_ADD_FULL (2000, 1, 1, 1, 1, 1,
1048 2000, 2, 1, 1, 1, 1);
1049 TEST_ADD_FULL (2000, 1, 1, 0, 0, 0,
1051 1999, 2, 1, 0, 0, 0);
1052 TEST_ADD_FULL (2010, 10, 31, 0, 0, 0,
1054 2011, 2, 28, 0, 0, 0);
1055 TEST_ADD_FULL (2010, 8, 25, 22, 45, 0,
1057 2010, 10, 2, 0, 10, 0);
1061 test_GDateTime_add_minutes (void)
1063 #define TEST_ADD_MINUTES(i,o) G_STMT_START { \
1064 GDateTime *dt, *dt2; \
1065 dt = g_date_time_new_local (2000, 1, 1, 0, 0, 0); \
1066 dt2 = g_date_time_add_minutes (dt, i); \
1067 g_assert_cmpint (o, ==, g_date_time_get_minute (dt2)); \
1068 g_date_time_unref (dt); \
1069 g_date_time_unref (dt2); \
1072 TEST_ADD_MINUTES (60, 0);
1073 TEST_ADD_MINUTES (100, 40);
1074 TEST_ADD_MINUTES (5, 5);
1075 TEST_ADD_MINUTES (1441, 1);
1076 TEST_ADD_MINUTES (-1441, 59);
1080 test_GDateTime_add_seconds (void)
1082 #define TEST_ADD_SECONDS(i,o) G_STMT_START { \
1083 GDateTime *dt, *dt2; \
1084 dt = g_date_time_new_local (2000, 1, 1, 0, 0, 0); \
1085 dt2 = g_date_time_add_seconds (dt, i); \
1086 g_assert_cmpint (o, ==, g_date_time_get_second (dt2)); \
1087 g_date_time_unref (dt); \
1088 g_date_time_unref (dt2); \
1091 TEST_ADD_SECONDS (1, 1);
1092 TEST_ADD_SECONDS (60, 0);
1093 TEST_ADD_SECONDS (61, 1);
1094 TEST_ADD_SECONDS (120, 0);
1095 TEST_ADD_SECONDS (-61, 59);
1096 TEST_ADD_SECONDS (86401, 1);
1097 TEST_ADD_SECONDS (-86401, 59);
1098 TEST_ADD_SECONDS (-31, 29);
1099 TEST_ADD_SECONDS (13, 13);
1103 test_GDateTime_diff (void)
1105 #define TEST_DIFF(y,m,d,y2,m2,d2,u) G_STMT_START { \
1106 GDateTime *dt1, *dt2; \
1108 dt1 = g_date_time_new_utc (y, m, d, 0, 0, 0); \
1109 dt2 = g_date_time_new_utc (y2, m2, d2, 0, 0, 0); \
1110 ts = g_date_time_difference (dt2, dt1); \
1111 g_assert_cmpint (ts, ==, u); \
1112 g_date_time_unref (dt1); \
1113 g_date_time_unref (dt2); \
1116 TEST_DIFF (2009, 1, 1, 2009, 2, 1, G_TIME_SPAN_DAY * 31);
1117 TEST_DIFF (2009, 1, 1, 2010, 1, 1, G_TIME_SPAN_DAY * 365);
1118 TEST_DIFF (2008, 2, 28, 2008, 2, 29, G_TIME_SPAN_DAY);
1119 TEST_DIFF (2008, 2, 29, 2008, 2, 28, -G_TIME_SPAN_DAY);
1121 /* TODO: Add usec tests */
1125 test_GDateTime_get_minute (void)
1129 dt = g_date_time_new_utc (2009, 12, 1, 1, 31, 0);
1130 g_assert_cmpint (31, ==, g_date_time_get_minute (dt));
1131 g_date_time_unref (dt);
1135 test_GDateTime_get_month (void)
1139 dt = g_date_time_new_utc (2009, 12, 1, 1, 31, 0);
1140 g_assert_cmpint (12, ==, g_date_time_get_month (dt));
1141 g_date_time_unref (dt);
1145 test_GDateTime_get_second (void)
1149 dt = g_date_time_new_utc (2009, 12, 1, 1, 31, 44);
1150 g_assert_cmpint (44, ==, g_date_time_get_second (dt));
1151 g_date_time_unref (dt);
1155 test_GDateTime_new_full (void)
1157 GTimeZone *tz, *dt_tz;
1161 LCID currLcid = GetThreadLocale ();
1162 LANGID currLangId = LANGIDFROMLCID (currLcid);
1163 LANGID en = MAKELANGID (LANG_ENGLISH, SUBLANG_ENGLISH_US);
1164 SetThreadUILanguage (en);
1167 dt = g_date_time_new_utc (2009, 12, 11, 12, 11, 10);
1168 g_assert_cmpint (2009, ==, g_date_time_get_year (dt));
1169 g_assert_cmpint (12, ==, g_date_time_get_month (dt));
1170 g_assert_cmpint (11, ==, g_date_time_get_day_of_month (dt));
1171 g_assert_cmpint (12, ==, g_date_time_get_hour (dt));
1172 g_assert_cmpint (11, ==, g_date_time_get_minute (dt));
1173 g_assert_cmpint (10, ==, g_date_time_get_second (dt));
1174 g_date_time_unref (dt);
1177 tz = g_time_zone_new ("America/Tijuana");
1178 #elif defined G_OS_WIN32
1179 tz = g_time_zone_new ("Pacific Standard Time");
1181 dt = g_date_time_new (tz, 2010, 11, 24, 8, 4, 0);
1183 dt_tz = g_date_time_get_timezone (dt);
1184 g_assert_cmpstr (g_time_zone_get_identifier (dt_tz), ==,
1185 g_time_zone_get_identifier (tz));
1187 g_assert_cmpint (2010, ==, g_date_time_get_year (dt));
1188 g_assert_cmpint (11, ==, g_date_time_get_month (dt));
1189 g_assert_cmpint (24, ==, g_date_time_get_day_of_month (dt));
1190 g_assert_cmpint (8, ==, g_date_time_get_hour (dt));
1191 g_assert_cmpint (4, ==, g_date_time_get_minute (dt));
1192 g_assert_cmpint (0, ==, g_date_time_get_second (dt));
1194 g_assert_cmpstr ("PST", ==, g_date_time_get_timezone_abbreviation (dt));
1195 g_assert_cmpstr ("America/Tijuana", ==, g_time_zone_get_identifier (dt_tz));
1196 #elif defined G_OS_WIN32
1197 g_assert_cmpstr ("Pacific Standard Time", ==,
1198 g_date_time_get_timezone_abbreviation (dt));
1199 g_assert_cmpstr ("Pacific Standard Time", ==,
1200 g_time_zone_get_identifier (dt_tz));
1201 SetThreadUILanguage (currLangId);
1203 g_assert (!g_date_time_is_daylight_savings (dt));
1204 g_date_time_unref (dt);
1205 g_time_zone_unref (tz);
1207 /* Check month limits */
1208 dt = g_date_time_new_utc (2016, 1, 31, 22, 10, 42);
1209 ASSERT_DATE (dt, 2016, 1, 31);
1210 g_date_time_unref (dt);
1211 dt = g_date_time_new_utc (2016, 1, 32, 22, 10, 42);
1213 dt = g_date_time_new_utc (2016, 2, 29, 22, 10, 42);
1214 ASSERT_DATE (dt, 2016, 2, 29);
1215 g_date_time_unref (dt);
1216 dt = g_date_time_new_utc (2016, 2, 30, 22, 10, 42);
1218 dt = g_date_time_new_utc (2017, 2, 28, 22, 10, 42);
1219 ASSERT_DATE (dt, 2017, 2, 28);
1220 g_date_time_unref (dt);
1221 dt = g_date_time_new_utc (2017, 2, 29, 22, 10, 42);
1223 dt = g_date_time_new_utc (2016, 3, 31, 22, 10, 42);
1224 ASSERT_DATE (dt, 2016, 3, 31);
1225 g_date_time_unref (dt);
1226 dt = g_date_time_new_utc (2016, 3, 32, 22, 10, 42);
1228 dt = g_date_time_new_utc (2016, 4, 30, 22, 10, 42);
1229 ASSERT_DATE (dt, 2016, 4, 30);
1230 g_date_time_unref (dt);
1231 dt = g_date_time_new_utc (2016, 4, 31, 22, 10, 42);
1233 dt = g_date_time_new_utc (2016, 5, 31, 22, 10, 42);
1234 ASSERT_DATE (dt, 2016, 5, 31);
1235 g_date_time_unref (dt);
1236 dt = g_date_time_new_utc (2016, 5, 32, 22, 10, 42);
1238 dt = g_date_time_new_utc (2016, 6, 30, 22, 10, 42);
1239 ASSERT_DATE (dt, 2016, 6, 30);
1240 g_date_time_unref (dt);
1241 dt = g_date_time_new_utc (2016, 6, 31, 22, 10, 42);
1243 dt = g_date_time_new_utc (2016, 7, 31, 22, 10, 42);
1244 ASSERT_DATE (dt, 2016, 7, 31);
1245 g_date_time_unref (dt);
1246 dt = g_date_time_new_utc (2016, 7, 32, 22, 10, 42);
1248 dt = g_date_time_new_utc (2016, 8, 31, 22, 10, 42);
1249 ASSERT_DATE (dt, 2016, 8, 31);
1250 g_date_time_unref (dt);
1251 dt = g_date_time_new_utc (2016, 8, 32, 22, 10, 42);
1253 dt = g_date_time_new_utc (2016, 9, 30, 22, 10, 42);
1254 ASSERT_DATE (dt, 2016, 9, 30);
1255 g_date_time_unref (dt);
1256 dt = g_date_time_new_utc (2016, 9, 31, 22, 10, 42);
1258 dt = g_date_time_new_utc (2016, 10, 31, 22, 10, 42);
1259 ASSERT_DATE (dt, 2016, 10, 31);
1260 g_date_time_unref (dt);
1261 dt = g_date_time_new_utc (2016, 10, 32, 22, 10, 42);
1263 dt = g_date_time_new_utc (2016, 11, 30, 22, 10, 42);
1264 ASSERT_DATE (dt, 2016, 11, 30);
1265 g_date_time_unref (dt);
1266 dt = g_date_time_new_utc (2016, 11, 31, 22, 10, 42);
1268 dt = g_date_time_new_utc (2016, 12, 31, 22, 10, 42);
1269 ASSERT_DATE (dt, 2016, 12, 31);
1270 g_date_time_unref (dt);
1271 dt = g_date_time_new_utc (2016, 12, 32, 22, 10, 42);
1276 test_GDateTime_now_utc (void)
1283 /* t <= dt.to_unix() <= after, but the inequalities might not be
1284 * equality if we're close to the boundary between seconds.
1285 * We loop until t == after (and hence dt.to_unix() should equal both)
1286 * to guard against that. */
1289 t = g_get_real_time () / G_TIME_SPAN_SECOND;
1290 #ifdef HAVE_GMTIME_R
1294 struct tm *tmp = gmtime (&t);
1295 /* Assume gmtime() can't fail as we got t from time(NULL). (Note
1296 * that on Windows, gmtime() *is* MT-safe, it uses a thread-local
1299 memcpy (&tm, tmp, sizeof (struct tm));
1302 dt = g_date_time_new_now_utc ();
1304 after = g_get_real_time () / G_TIME_SPAN_SECOND;
1308 g_assert_cmpint (tm.tm_year + 1900, ==, g_date_time_get_year (dt));
1309 g_assert_cmpint (tm.tm_mon + 1, ==, g_date_time_get_month (dt));
1310 g_assert_cmpint (tm.tm_mday, ==, g_date_time_get_day_of_month (dt));
1311 g_assert_cmpint (tm.tm_hour, ==, g_date_time_get_hour (dt));
1312 g_assert_cmpint (tm.tm_min, ==, g_date_time_get_minute (dt));
1313 g_assert_cmpint (tm.tm_sec, ==, g_date_time_get_second (dt));
1314 g_date_time_unref (dt);
1318 test_GDateTime_new_from_unix_utc (void)
1323 t = g_get_real_time ();
1326 dt = g_date_time_new_from_unix_utc (t);
1327 g_assert (dt == NULL);
1330 t = t / 1e6; /* oops, this was microseconds */
1332 dt = g_date_time_new_from_unix_utc (t);
1333 g_assert (dt != NULL);
1335 g_assert (dt == g_date_time_ref (dt));
1336 g_date_time_unref (dt);
1337 g_assert_cmpint (g_date_time_to_unix (dt), ==, t);
1338 g_date_time_unref (dt);
1342 test_GDateTime_get_utc_offset (void)
1344 #if defined (HAVE_STRUCT_TM_TM_GMTOFF) || defined (HAVE_STRUCT_TM___TM_GMTOFF)
1349 memset (&tm, 0, sizeof (tm));
1350 get_localtime_tm (g_get_real_time () / G_TIME_SPAN_SECOND, &tm);
1352 dt = g_date_time_new_now_local ();
1353 ts = g_date_time_get_utc_offset (dt);
1354 #ifdef HAVE_STRUCT_TM_TM_GMTOFF
1355 g_assert_cmpint (ts, ==, (tm.tm_gmtoff * G_TIME_SPAN_SECOND));
1357 #ifdef HAVE_STRUCT_TM___TM_GMTOFF
1358 g_assert_cmpint (ts, ==, (tm.__tm_gmtoff * G_TIME_SPAN_SECOND));
1360 g_date_time_unref (dt);
1364 G_GNUC_BEGIN_IGNORE_DEPRECATIONS
1366 test_GDateTime_to_timeval (void)
1371 memset (&tv1, 0, sizeof (tv1));
1372 memset (&tv2, 0, sizeof (tv2));
1374 g_get_current_time (&tv1);
1375 dt = g_date_time_new_from_timeval_local (&tv1);
1376 g_date_time_to_timeval (dt, &tv2);
1377 g_assert_cmpint (tv1.tv_sec, ==, tv2.tv_sec);
1378 g_assert_cmpint (tv1.tv_usec, ==, tv2.tv_usec);
1379 g_date_time_unref (dt);
1381 G_GNUC_END_IGNORE_DEPRECATIONS
1384 test_GDateTime_to_local (void)
1386 GDateTime *utc = NULL, *now = NULL, *dt;
1387 time_t before, after;
1389 /* before <= utc.to_unix() <= now.to_unix() <= after, but the inequalities
1390 * might not be equality if we're close to the boundary between seconds.
1391 * We loop until before == after (and hence the GDateTimes should match)
1392 * to guard against that. */
1395 before = g_get_real_time () / G_TIME_SPAN_SECOND;
1396 g_clear_pointer (&utc, g_date_time_unref);
1397 g_clear_pointer (&now, g_date_time_unref);
1398 utc = g_date_time_new_now_utc ();
1399 now = g_date_time_new_now_local ();
1400 after = g_get_real_time () / G_TIME_SPAN_SECOND;
1402 while (before != after);
1404 dt = g_date_time_to_local (utc);
1406 g_assert_cmpint (g_date_time_get_year (now), ==, g_date_time_get_year (dt));
1407 g_assert_cmpint (g_date_time_get_month (now), ==, g_date_time_get_month (dt));
1408 g_assert_cmpint (g_date_time_get_day_of_month (now), ==, g_date_time_get_day_of_month (dt));
1409 g_assert_cmpint (g_date_time_get_hour (now), ==, g_date_time_get_hour (dt));
1410 g_assert_cmpint (g_date_time_get_minute (now), ==, g_date_time_get_minute (dt));
1411 g_assert_cmpint (g_date_time_get_second (now), ==, g_date_time_get_second (dt));
1413 g_date_time_unref (now);
1414 g_date_time_unref (utc);
1415 g_date_time_unref (dt);
1419 test_GDateTime_to_utc (void)
1421 GDateTime *dt, *dt2;
1426 g_assert_cmpint (t, !=, (time_t) -1);
1427 #ifdef HAVE_GMTIME_R
1431 struct tm *tmp = gmtime (&t);
1432 memcpy (&tm, tmp, sizeof (struct tm));
1435 dt2 = g_date_time_new_from_unix_local (t);
1436 dt = g_date_time_to_utc (dt2);
1437 g_assert_cmpint (tm.tm_year + 1900, ==, g_date_time_get_year (dt));
1438 g_assert_cmpint (tm.tm_mon + 1, ==, g_date_time_get_month (dt));
1439 g_assert_cmpint (tm.tm_mday, ==, g_date_time_get_day_of_month (dt));
1440 g_assert_cmpint (tm.tm_hour, ==, g_date_time_get_hour (dt));
1441 g_assert_cmpint (tm.tm_min, ==, g_date_time_get_minute (dt));
1442 g_assert_cmpint (tm.tm_sec, ==, g_date_time_get_second (dt));
1443 g_date_time_unref (dt);
1444 g_date_time_unref (dt2);
1448 test_GDateTime_get_day_of_year (void)
1450 #define TEST_DAY_OF_YEAR(y,m,d,o) G_STMT_START { \
1451 GDateTime *__dt = g_date_time_new_local ((y), (m), (d), 0, 0, 0); \
1452 g_assert_cmpint ((o), ==, g_date_time_get_day_of_year (__dt)); \
1453 g_date_time_unref (__dt); } G_STMT_END
1455 TEST_DAY_OF_YEAR (2009, 1, 1, 1);
1456 TEST_DAY_OF_YEAR (2009, 2, 1, 32);
1457 TEST_DAY_OF_YEAR (2009, 8, 16, 228);
1458 TEST_DAY_OF_YEAR (2008, 8, 16, 229);
1462 test_GDateTime_printf (void)
1464 /* 64 seems big, but one zoneinfo file, Factory, has an abbreviation
1465 * that long, and it will cause the test to fail if dst isn't big
1469 gchar *old_lc_messages;
1475 gchar *current_tz = NULL;
1476 DYNAMIC_TIME_ZONE_INFORMATION dtz_info;
1479 #define TEST_PRINTF(f,o) G_STMT_START { \
1480 GDateTime *__dt = g_date_time_new_local (2009, 10, 24, 0, 0, 0);\
1481 gchar *__p = g_date_time_format (__dt, (f)); \
1482 g_assert_cmpstr (__p, ==, (o)); \
1483 g_date_time_unref (__dt); \
1484 g_free (__p); } G_STMT_END
1486 #define TEST_PRINTF_DATE(y,m,d,f,o) G_STMT_START { \
1487 GDateTime *dt = g_date_time_new_local (y, m, d, 0, 0, 0); \
1488 gchar *p = g_date_time_format (dt, (f)); \
1489 gchar *o_casefold = g_utf8_casefold (o, -1); \
1490 gchar *p_casefold = g_utf8_casefold (p, -1); \
1491 g_assert_cmpstr (p_casefold, ==, (o_casefold)); \
1492 g_date_time_unref (dt); \
1493 g_free (p_casefold); \
1494 g_free (o_casefold); \
1495 g_free (p); } G_STMT_END
1497 #define TEST_PRINTF_TIME(h,m,s,f,o) G_STMT_START { \
1498 GDateTime *dt = g_date_time_new_local (2009, 10, 24, (h), (m), (s)); \
1499 gchar *p = g_date_time_format (dt, (f)); \
1500 g_assert_cmpstr (p, ==, (o)); \
1501 g_date_time_unref (dt); \
1502 g_free (p); } G_STMT_END
1504 old_lc_all = g_strdup (g_getenv ("LC_ALL"));
1505 g_unsetenv ("LC_ALL");
1507 old_lc_messages = g_strdup (g_getenv ("LC_MESSAGES"));
1508 g_setenv ("LC_MESSAGES", "C", TRUE);
1511 * This is a little helper to make sure we can compare timezones to
1512 * that of the generated timezone.
1515 g_assert_cmpint (t, !=, (time_t) -1);
1516 memset (&tt, 0, sizeof(tt));
1517 get_localtime_tm (t, &tt);
1518 tt.tm_year = 2009 - 1900;
1519 tt.tm_mon = 9; /* 0 indexed */
1522 memset (&tt, 0, sizeof(tt));
1523 get_localtime_tm (t, &tt);
1524 strftime (dst, sizeof(dst), "%Z", &tt);
1526 /* get current time_t for 20090924 in the local timezone */
1532 TEST_PRINTF ("%a", "Sat");
1533 TEST_PRINTF ("%A", "Saturday");
1534 TEST_PRINTF ("%b", "Oct");
1535 TEST_PRINTF ("%B", "October");
1536 TEST_PRINTF ("%d", "24");
1537 TEST_PRINTF_DATE (2009, 1, 1, "%d", "01");
1538 TEST_PRINTF ("%e", "24"); // fixme
1539 TEST_PRINTF_TIME (10, 10, 1.001, "%f", "001000");
1540 TEST_PRINTF ("%h", "Oct");
1541 TEST_PRINTF ("%H", "00");
1542 TEST_PRINTF_TIME (15, 0, 0, "%H", "15");
1543 TEST_PRINTF ("%I", "12");
1544 TEST_PRINTF_TIME (12, 0, 0, "%I", "12");
1545 TEST_PRINTF_TIME (15, 0, 0, "%I", "03");
1546 TEST_PRINTF ("%j", "297");
1547 TEST_PRINTF ("%k", " 0");
1548 TEST_PRINTF_TIME (13, 13, 13, "%k", "13");
1549 TEST_PRINTF ("%l", "12");
1550 TEST_PRINTF_TIME (12, 0, 0, "%I", "12");
1551 TEST_PRINTF_TIME (13, 13, 13, "%l", " 1");
1552 TEST_PRINTF_TIME (10, 13, 13, "%l", "10");
1553 TEST_PRINTF ("%m", "10");
1554 TEST_PRINTF ("%M", "00");
1555 TEST_PRINTF ("%p", "AM");
1556 TEST_PRINTF_TIME (13, 13, 13, "%p", "PM");
1557 TEST_PRINTF ("%P", "am");
1558 TEST_PRINTF_TIME (13, 13, 13, "%P", "pm");
1559 TEST_PRINTF ("%r", "12:00:00 AM");
1560 TEST_PRINTF_TIME (13, 13, 13, "%r", "01:13:13 PM");
1561 TEST_PRINTF ("%R", "00:00");
1562 TEST_PRINTF_TIME (13, 13, 31, "%R", "13:13");
1563 TEST_PRINTF ("%S", "00");
1564 TEST_PRINTF ("%t", " ");
1565 TEST_PRINTF ("%u", "6");
1566 TEST_PRINTF ("%x", "10/24/09");
1567 TEST_PRINTF ("%X", "00:00:00");
1568 TEST_PRINTF_TIME (13, 14, 15, "%X", "13:14:15");
1569 TEST_PRINTF ("%y", "09");
1570 TEST_PRINTF ("%Y", "2009");
1571 TEST_PRINTF ("%%", "%");
1572 TEST_PRINTF ("%", "");
1573 TEST_PRINTF ("%9", NULL);
1575 TEST_PRINTF ("%Z", dst);
1576 #elif defined G_OS_WIN32
1577 g_assert (GetDynamicTimeZoneInformation (&dtz_info) != TIME_ZONE_ID_INVALID);
1578 if (wcscmp (dtz_info.StandardName, L"") != 0)
1579 current_tz = g_utf16_to_utf8 (dtz_info.StandardName, -1, NULL, NULL, NULL);
1581 current_tz = g_utf16_to_utf8 (dtz_info.DaylightName, -1, NULL, NULL, NULL);
1583 TEST_PRINTF ("%Z", current_tz);
1584 g_free (current_tz);
1587 if (old_lc_messages != NULL)
1588 g_setenv ("LC_MESSAGES", old_lc_messages, TRUE);
1590 g_unsetenv ("LC_MESSAGES");
1591 g_free (old_lc_messages);
1593 if (old_lc_all != NULL)
1594 g_setenv ("LC_ALL", old_lc_all, TRUE);
1595 g_free (old_lc_all);
1599 test_non_utf8_printf (void)
1603 /* If running uninstalled (G_TEST_BUILDDIR is set), skip this test, since we
1604 * need the translations to be installed. We can’t mess around with
1605 * bindtextdomain() here, as the compiled .gmo files in po/ are not in the
1606 * right installed directory hierarchy to be successfully loaded by gettext. */
1607 if (g_getenv ("G_TEST_BUILDDIR") != NULL)
1609 g_test_skip ("Skipping due to running uninstalled. "
1610 "This test can only be run when the translations are installed.");
1614 oldlocale = g_strdup (setlocale (LC_ALL, NULL));
1615 setlocale (LC_ALL, "ja_JP.eucjp");
1616 if (strstr (setlocale (LC_ALL, NULL), "ja_JP") == NULL)
1618 g_test_skip ("locale ja_JP.eucjp not available, skipping non-UTF8 tests");
1622 if (g_get_charset (NULL))
1624 g_test_skip ("locale ja_JP.eucjp may be available, but glib seems to think that it's equivalent to UTF-8, skipping non-UTF-8 tests. This is a known issue on Darwin");
1625 setlocale (LC_ALL, oldlocale);
1630 /* These are the outputs that ja_JP.UTF-8 generates; if everything
1631 * is working then ja_JP.eucjp should generate the same.
1633 TEST_PRINTF ("%a", "\345\234\237");
1634 TEST_PRINTF ("%A", "\345\234\237\346\233\234\346\227\245");
1635 #ifndef __APPLE__ /* OSX just returns the number */
1636 TEST_PRINTF ("%b", "10\346\234\210");
1638 TEST_PRINTF ("%B", "10\346\234\210");
1639 TEST_PRINTF ("%d", "24");
1640 TEST_PRINTF_DATE (2009, 1, 1, "%d", "01");
1641 TEST_PRINTF ("%e", "24"); // fixme
1642 #ifndef __APPLE__ /* OSX just returns the number */
1643 TEST_PRINTF ("%h", "10\346\234\210");
1645 TEST_PRINTF ("%H", "00");
1646 TEST_PRINTF_TIME (15, 0, 0, "%H", "15");
1647 TEST_PRINTF ("%I", "12");
1648 TEST_PRINTF_TIME (12, 0, 0, "%I", "12");
1649 TEST_PRINTF_TIME (15, 0, 0, "%I", "03");
1650 TEST_PRINTF ("%j", "297");
1651 TEST_PRINTF ("%k", " 0");
1652 TEST_PRINTF_TIME (13, 13, 13, "%k", "13");
1653 TEST_PRINTF ("%l", "12");
1654 TEST_PRINTF_TIME (12, 0, 0, "%I", "12");
1655 TEST_PRINTF_TIME (13, 13, 13, "%l", " 1");
1656 TEST_PRINTF_TIME (10, 13, 13, "%l", "10");
1657 TEST_PRINTF ("%m", "10");
1658 TEST_PRINTF ("%M", "00");
1659 #ifndef __APPLE__ /* OSX returns latin "AM", not japanese */
1660 TEST_PRINTF ("%p", "\345\215\210\345\211\215");
1661 TEST_PRINTF_TIME (13, 13, 13, "%p", "\345\215\210\345\276\214");
1662 TEST_PRINTF ("%P", "\345\215\210\345\211\215");
1663 TEST_PRINTF_TIME (13, 13, 13, "%P", "\345\215\210\345\276\214");
1664 TEST_PRINTF ("%r", "\345\215\210\345\211\21512\346\231\20200\345\210\20600\347\247\222");
1665 TEST_PRINTF_TIME (13, 13, 13, "%r", "\345\215\210\345\276\21401\346\231\20213\345\210\20613\347\247\222");
1667 TEST_PRINTF ("%R", "00:00");
1668 TEST_PRINTF_TIME (13, 13, 31, "%R", "13:13");
1669 TEST_PRINTF ("%S", "00");
1670 TEST_PRINTF ("%t", " ");
1671 TEST_PRINTF ("%u", "6");
1672 #ifndef __APPLE__ /* OSX returns YYYY/MM/DD in ASCII */
1673 TEST_PRINTF ("%x", "2009\345\271\26410\346\234\21024\346\227\245");
1675 TEST_PRINTF ("%X", "00\346\231\20200\345\210\20600\347\247\222");
1676 TEST_PRINTF_TIME (13, 14, 15, "%X", "13\346\231\20214\345\210\20615\347\247\222");
1677 TEST_PRINTF ("%y", "09");
1678 TEST_PRINTF ("%Y", "2009");
1679 TEST_PRINTF ("%%", "%");
1680 TEST_PRINTF ("%", "");
1681 TEST_PRINTF ("%9", NULL);
1683 setlocale (LC_ALL, oldlocale);
1687 /* Checks that it is possible to use format string that
1688 * is unrepresentable in current locale charset. */
1690 test_format_unrepresentable (void)
1692 gchar *oldlocale = g_strdup (setlocale (LC_ALL, NULL));
1693 setlocale (LC_ALL, "POSIX");
1695 TEST_PRINTF ("ąśćł", "ąśćł");
1697 /* We are using Unicode ratio symbol here, which is outside ASCII. */
1698 TEST_PRINTF_TIME (23, 15, 0, "%H∶%M", "23∶15");
1700 /* Test again, this time in locale with non ASCII charset. */
1701 if (setlocale (LC_ALL, "pl_PL.ISO-8859-2") != NULL)
1702 TEST_PRINTF_TIME (23, 15, 0, "%H∶%M", "23∶15");
1704 g_test_skip ("locale pl_PL.ISO-8859-2 not available, skipping test");
1706 setlocale (LC_ALL, oldlocale);
1711 test_modifiers (void)
1715 TEST_PRINTF_DATE (2009, 1, 1, "%d", "01");
1716 TEST_PRINTF_DATE (2009, 1, 1, "%_d", " 1");
1717 TEST_PRINTF_DATE (2009, 1, 1, "%-d", "1");
1718 TEST_PRINTF_DATE (2009, 1, 1, "%0d", "01");
1719 TEST_PRINTF_DATE (2009, 1, 21, "%d", "21");
1720 TEST_PRINTF_DATE (2009, 1, 21, "%_d", "21");
1721 TEST_PRINTF_DATE (2009, 1, 21, "%-d", "21");
1722 TEST_PRINTF_DATE (2009, 1, 21, "%0d", "21");
1724 TEST_PRINTF_DATE (2009, 1, 1, "%e", " 1");
1725 TEST_PRINTF_DATE (2009, 1, 1, "%_e", " 1");
1726 TEST_PRINTF_DATE (2009, 1, 1, "%-e", "1");
1727 TEST_PRINTF_DATE (2009, 1, 1, "%0e", "01");
1728 TEST_PRINTF_DATE (2009, 1, 21, "%e", "21");
1729 TEST_PRINTF_DATE (2009, 1, 21, "%_e", "21");
1730 TEST_PRINTF_DATE (2009, 1, 21, "%-e", "21");
1731 TEST_PRINTF_DATE (2009, 1, 21, "%0e", "21");
1733 TEST_PRINTF_TIME ( 1, 0, 0, "%H", "01");
1734 TEST_PRINTF_TIME ( 1, 0, 0, "%_H", " 1");
1735 TEST_PRINTF_TIME ( 1, 0, 0, "%-H", "1");
1736 TEST_PRINTF_TIME ( 1, 0, 0, "%0H", "01");
1737 TEST_PRINTF_TIME (21, 0, 0, "%H", "21");
1738 TEST_PRINTF_TIME (21, 0, 0, "%_H", "21");
1739 TEST_PRINTF_TIME (21, 0, 0, "%-H", "21");
1740 TEST_PRINTF_TIME (21, 0, 0, "%0H", "21");
1742 TEST_PRINTF_TIME ( 1, 0, 0, "%I", "01");
1743 TEST_PRINTF_TIME ( 1, 0, 0, "%_I", " 1");
1744 TEST_PRINTF_TIME ( 1, 0, 0, "%-I", "1");
1745 TEST_PRINTF_TIME ( 1, 0, 0, "%0I", "01");
1746 TEST_PRINTF_TIME (23, 0, 0, "%I", "11");
1747 TEST_PRINTF_TIME (23, 0, 0, "%_I", "11");
1748 TEST_PRINTF_TIME (23, 0, 0, "%-I", "11");
1749 TEST_PRINTF_TIME (23, 0, 0, "%0I", "11");
1751 TEST_PRINTF_TIME ( 1, 0, 0, "%k", " 1");
1752 TEST_PRINTF_TIME ( 1, 0, 0, "%_k", " 1");
1753 TEST_PRINTF_TIME ( 1, 0, 0, "%-k", "1");
1754 TEST_PRINTF_TIME ( 1, 0, 0, "%0k", "01");
1756 oldlocale = g_strdup (setlocale (LC_ALL, NULL));
1757 setlocale (LC_ALL, "fa_IR.utf-8");
1758 if (strstr (setlocale (LC_ALL, NULL), "fa_IR") != NULL)
1760 TEST_PRINTF_TIME (23, 0, 0, "%OH", "\333\262\333\263"); /* '23' */
1761 TEST_PRINTF_TIME (23, 0, 0, "%OI", "\333\261\333\261"); /* '11' */
1762 TEST_PRINTF_TIME (23, 0, 0, "%OM", "\333\260\333\260"); /* '00' */
1764 TEST_PRINTF_DATE (2011, 7, 1, "%Om", "\333\260\333\267"); /* '07' */
1765 TEST_PRINTF_DATE (2011, 7, 1, "%0Om", "\333\260\333\267"); /* '07' */
1766 TEST_PRINTF_DATE (2011, 7, 1, "%-Om", "\333\267"); /* '7' */
1767 TEST_PRINTF_DATE (2011, 7, 1, "%_Om", " \333\267"); /* ' 7' */
1770 g_test_skip ("locale fa_IR not available, skipping O modifier tests");
1771 setlocale (LC_ALL, oldlocale);
1775 /* Test that the `O` modifier for g_date_time_format() works with %B, %b and %h;
1776 * i.e. whether genitive month names are supported. */
1778 test_month_names (void)
1782 g_test_bug ("http://bugzilla.gnome.org/749206");
1784 /* If running uninstalled (G_TEST_BUILDDIR is set), skip this test, since we
1785 * need the translations to be installed. We can’t mess around with
1786 * bindtextdomain() here, as the compiled .gmo files in po/ are not in the
1787 * right installed directory hierarchy to be successfully loaded by gettext. */
1788 if (g_getenv ("G_TEST_BUILDDIR") != NULL)
1790 g_test_skip ("Skipping due to running uninstalled. "
1791 "This test can only be run when the translations are installed.");
1795 oldlocale = g_strdup (setlocale (LC_ALL, NULL));
1797 /* Make sure that nothing has been changed in western European languages. */
1798 setlocale (LC_ALL, "en_GB.utf-8");
1799 if (strstr (setlocale (LC_ALL, NULL), "en_GB") != NULL)
1801 TEST_PRINTF_DATE (2018, 1, 1, "%B", "January");
1802 TEST_PRINTF_DATE (2018, 2, 1, "%OB", "February");
1803 TEST_PRINTF_DATE (2018, 3, 1, "%b", "Mar");
1804 TEST_PRINTF_DATE (2018, 4, 1, "%Ob", "Apr");
1805 TEST_PRINTF_DATE (2018, 5, 1, "%h", "May");
1806 TEST_PRINTF_DATE (2018, 6, 1, "%Oh", "Jun");
1809 g_test_skip ("locale en_GB not available, skipping English month names test");
1811 setlocale (LC_ALL, "de_DE.utf-8");
1812 if (strstr (setlocale (LC_ALL, NULL), "de_DE") != NULL)
1814 TEST_PRINTF_DATE (2018, 7, 1, "%B", "Juli");
1815 TEST_PRINTF_DATE (2018, 8, 1, "%OB", "August");
1816 TEST_PRINTF_DATE (2018, 9, 1, "%b", "Sep");
1817 TEST_PRINTF_DATE (2018, 10, 1, "%Ob", "Okt");
1818 TEST_PRINTF_DATE (2018, 11, 1, "%h", "Nov");
1819 TEST_PRINTF_DATE (2018, 12, 1, "%Oh", "Dez");
1822 g_test_skip ("locale de_DE not available, skipping German month names test");
1824 setlocale (LC_ALL, "es_ES.utf-8");
1825 if (strstr (setlocale (LC_ALL, NULL), "es_ES") != NULL)
1827 TEST_PRINTF_DATE (2018, 1, 1, "%B", "enero");
1828 TEST_PRINTF_DATE (2018, 2, 1, "%OB", "febrero");
1829 TEST_PRINTF_DATE (2018, 3, 1, "%b", "mar");
1830 TEST_PRINTF_DATE (2018, 4, 1, "%Ob", "abr");
1831 TEST_PRINTF_DATE (2018, 5, 1, "%h", "may");
1832 TEST_PRINTF_DATE (2018, 6, 1, "%Oh", "jun");
1835 g_test_skip ("locale es_ES not available, skipping Spanish month names test");
1837 setlocale (LC_ALL, "fr_FR.utf-8");
1838 if (strstr (setlocale (LC_ALL, NULL), "fr_FR") != NULL)
1840 TEST_PRINTF_DATE (2018, 7, 1, "%B", "juillet");
1841 TEST_PRINTF_DATE (2018, 8, 1, "%OB", "août");
1842 TEST_PRINTF_DATE (2018, 9, 1, "%b", "sept.");
1843 TEST_PRINTF_DATE (2018, 10, 1, "%Ob", "oct.");
1844 TEST_PRINTF_DATE (2018, 11, 1, "%h", "nov.");
1845 TEST_PRINTF_DATE (2018, 12, 1, "%Oh", "déc.");
1848 g_test_skip ("locale fr_FR not available, skipping French month names test");
1850 /* Make sure that there are visible changes in some European languages. */
1851 setlocale (LC_ALL, "el_GR.utf-8");
1852 if (strstr (setlocale (LC_ALL, NULL), "el_GR") != NULL)
1854 TEST_PRINTF_DATE (2018, 1, 1, "%B", "Ιανουαρίου");
1855 TEST_PRINTF_DATE (2018, 2, 1, "%B", "Φεβρουαρίου");
1856 TEST_PRINTF_DATE (2018, 3, 1, "%B", "Μαρτίου");
1857 TEST_PRINTF_DATE (2018, 4, 1, "%OB", "Απρίλιος");
1858 TEST_PRINTF_DATE (2018, 5, 1, "%OB", "Μάιος");
1859 TEST_PRINTF_DATE (2018, 6, 1, "%OB", "Ιούνιος");
1860 TEST_PRINTF_DATE (2018, 7, 1, "%b", "Ιουλ");
1861 TEST_PRINTF_DATE (2018, 8, 1, "%Ob", "Αύγ");
1864 g_test_skip ("locale el_GR not available, skipping Greek month names test");
1866 setlocale (LC_ALL, "hr_HR.utf-8");
1867 if (strstr (setlocale (LC_ALL, NULL), "hr_HR") != NULL)
1869 TEST_PRINTF_DATE (2018, 5, 1, "%B", "svibnja");
1870 TEST_PRINTF_DATE (2018, 6, 1, "%B", "lipnja");
1871 TEST_PRINTF_DATE (2018, 7, 1, "%B", "srpnja");
1872 TEST_PRINTF_DATE (2018, 8, 1, "%OB", "Kolovoz");
1873 TEST_PRINTF_DATE (2018, 9, 1, "%OB", "Rujan");
1874 TEST_PRINTF_DATE (2018, 10, 1, "%OB", "Listopad");
1875 TEST_PRINTF_DATE (2018, 11, 1, "%b", "Stu");
1876 TEST_PRINTF_DATE (2018, 12, 1, "%Ob", "Pro");
1879 g_test_skip ("locale hr_HR not available, skipping Croatian month names test");
1881 setlocale (LC_ALL, "lt_LT.utf-8");
1882 if (strstr (setlocale (LC_ALL, NULL), "lt_LT") != NULL)
1884 TEST_PRINTF_DATE (2018, 1, 1, "%B", "sausio");
1885 TEST_PRINTF_DATE (2018, 2, 1, "%B", "vasario");
1886 TEST_PRINTF_DATE (2018, 3, 1, "%B", "kovo");
1887 TEST_PRINTF_DATE (2018, 4, 1, "%OB", "balandis");
1888 TEST_PRINTF_DATE (2018, 5, 1, "%OB", "gegužė");
1889 TEST_PRINTF_DATE (2018, 6, 1, "%OB", "birželis");
1890 TEST_PRINTF_DATE (2018, 7, 1, "%b", "liep.");
1891 TEST_PRINTF_DATE (2018, 8, 1, "%Ob", "rugp.");
1894 g_test_skip ("locale lt_LT not available, skipping Lithuanian month names test");
1896 setlocale (LC_ALL, "pl_PL.utf-8");
1897 if (strstr (setlocale (LC_ALL, NULL), "pl_PL") != NULL)
1899 TEST_PRINTF_DATE (2018, 5, 1, "%B", "maja");
1900 TEST_PRINTF_DATE (2018, 6, 1, "%B", "czerwca");
1901 TEST_PRINTF_DATE (2018, 7, 1, "%B", "lipca");
1902 TEST_PRINTF_DATE (2018, 8, 1, "%OB", "sierpień");
1903 TEST_PRINTF_DATE (2018, 9, 1, "%OB", "wrzesień");
1904 TEST_PRINTF_DATE (2018, 10, 1, "%OB", "październik");
1905 TEST_PRINTF_DATE (2018, 11, 1, "%b", "lis");
1906 TEST_PRINTF_DATE (2018, 12, 1, "%Ob", "gru");
1909 g_test_skip ("locale pl_PL not available, skipping Polish month names test");
1911 setlocale (LC_ALL, "ru_RU.utf-8");
1912 if (strstr (setlocale (LC_ALL, NULL), "ru_RU") != NULL)
1914 TEST_PRINTF_DATE (2018, 1, 1, "%B", "января");
1915 TEST_PRINTF_DATE (2018, 2, 1, "%B", "февраля");
1916 TEST_PRINTF_DATE (2018, 3, 1, "%B", "марта");
1917 TEST_PRINTF_DATE (2018, 4, 1, "%OB", "Апрель");
1918 TEST_PRINTF_DATE (2018, 5, 1, "%OB", "Май");
1919 TEST_PRINTF_DATE (2018, 6, 1, "%OB", "Июнь");
1920 TEST_PRINTF_DATE (2018, 7, 1, "%b", "июл");
1921 TEST_PRINTF_DATE (2018, 8, 1, "%Ob", "авг");
1922 /* This difference is very important in Russian: */
1923 TEST_PRINTF_DATE (2018, 5, 1, "%b", "мая");
1924 TEST_PRINTF_DATE (2018, 5, 1, "%Ob", "май");
1927 g_test_skip ("locale ru_RU not available, skipping Russian month names test");
1929 setlocale (LC_ALL, oldlocale);
1934 test_GDateTime_dst (void)
1936 GDateTime *dt1, *dt2;
1939 /* this date has the DST state set for Europe/London */
1941 tz = g_time_zone_new ("Europe/London");
1942 #elif defined G_OS_WIN32
1943 tz = g_time_zone_new ("GMT Standard Time");
1945 dt1 = g_date_time_new (tz, 2009, 8, 15, 3, 0, 1);
1946 g_assert (g_date_time_is_daylight_savings (dt1));
1947 g_assert_cmpint (g_date_time_get_utc_offset (dt1) / G_USEC_PER_SEC, ==, 3600);
1948 g_assert_cmpint (g_date_time_get_hour (dt1), ==, 3);
1950 /* add 6 months to clear the DST flag but keep the same time */
1951 dt2 = g_date_time_add_months (dt1, 6);
1952 g_assert (!g_date_time_is_daylight_savings (dt2));
1953 g_assert_cmpint (g_date_time_get_utc_offset (dt2) / G_USEC_PER_SEC, ==, 0);
1954 g_assert_cmpint (g_date_time_get_hour (dt2), ==, 3);
1956 g_date_time_unref (dt2);
1957 g_date_time_unref (dt1);
1959 /* now do the reverse: start with a non-DST state and move to DST */
1960 dt1 = g_date_time_new (tz, 2009, 2, 15, 2, 0, 1);
1961 g_assert (!g_date_time_is_daylight_savings (dt1));
1962 g_assert_cmpint (g_date_time_get_hour (dt1), ==, 2);
1964 dt2 = g_date_time_add_months (dt1, 6);
1965 g_assert (g_date_time_is_daylight_savings (dt2));
1966 g_assert_cmpint (g_date_time_get_hour (dt2), ==, 2);
1968 g_date_time_unref (dt2);
1969 g_date_time_unref (dt1);
1970 g_time_zone_unref (tz);
1973 static inline gboolean
1974 is_leap_year (gint year)
1976 g_assert (1 <= year && year <= 9999);
1978 return year % 400 == 0 || (year % 4 == 0 && year % 100 != 0);
1982 days_in_month (gint year, gint month)
1984 const gint table[2][13] = {
1985 {0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31},
1986 {0, 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}
1989 g_assert (1 <= month && month <= 12);
1991 return table[is_leap_year (year)][month];
1995 test_all_dates (void)
1997 gint year, month, day;
1998 GTimeZone *timezone;
2005 /* save some time by hanging on to this. */
2006 timezone = g_time_zone_new_utc ();
2008 unix_time = G_GINT64_CONSTANT(-62135596800);
2010 /* 0001-01-01 is 0001-W01-1 */
2016 /* The calendar makes a full cycle every 400 years, so we could
2017 * theoretically just test years 1 through 400. That assumes that our
2018 * software has no bugs, so probably we should just test them all. :)
2020 for (year = 1; year <= 9999; year++)
2024 for (month = 1; month <= 12; month++)
2025 for (day = 1; day <= days_in_month (year, month); day++)
2029 dt = g_date_time_new (timezone, year, month, day, 0, 0, 0);
2032 g_printerr ("%04d-%02d-%02d = %04d-W%02d-%d = %04d-%03d\n",
2034 week_year, week_num, weekday,
2039 if G_UNLIKELY (g_date_time_get_year (dt) != year ||
2040 g_date_time_get_month (dt) != month ||
2041 g_date_time_get_day_of_month (dt) != day)
2042 g_error ("%04d-%02d-%02d comes out as %04d-%02d-%02d",
2044 g_date_time_get_year (dt),
2045 g_date_time_get_month (dt),
2046 g_date_time_get_day_of_month (dt));
2048 if G_UNLIKELY (g_date_time_get_week_numbering_year (dt) != week_year ||
2049 g_date_time_get_week_of_year (dt) != week_num ||
2050 g_date_time_get_day_of_week (dt) != weekday)
2051 g_error ("%04d-%02d-%02d should be %04d-W%02d-%d but "
2052 "comes out as %04d-W%02d-%d", year, month, day,
2053 week_year, week_num, weekday,
2054 g_date_time_get_week_numbering_year (dt),
2055 g_date_time_get_week_of_year (dt),
2056 g_date_time_get_day_of_week (dt));
2058 if G_UNLIKELY (g_date_time_to_unix (dt) != unix_time)
2059 g_error ("%04d-%02d-%02d 00:00:00 UTC should have unix time %"
2060 G_GINT64_FORMAT " but comes out as %"G_GINT64_FORMAT,
2061 year, month, day, unix_time, g_date_time_to_unix (dt));
2063 if G_UNLIKELY (g_date_time_get_day_of_year (dt) != day_of_year)
2064 g_error ("%04d-%02d-%02d should be day of year %d"
2065 " but comes out as %d", year, month, day,
2066 day_of_year, g_date_time_get_day_of_year (dt));
2068 if G_UNLIKELY (g_date_time_get_hour (dt) != 0 ||
2069 g_date_time_get_minute (dt) != 0 ||
2070 g_date_time_get_seconds (dt) != 0)
2071 g_error ("%04d-%02d-%02d 00:00:00 UTC comes out "
2072 "as %02d:%02d:%02.6f", year, month, day,
2073 g_date_time_get_hour (dt),
2074 g_date_time_get_minute (dt),
2075 g_date_time_get_seconds (dt));
2078 /* add 24 hours to unix time */
2079 unix_time += 24 * 60 * 60;
2081 /* move day of year forward */
2084 /* move the week date forward */
2087 weekday = 1; /* Sunday -> Monday */
2089 /* NOTE: year/month/day is the final day of the week we
2092 * If we just finished the last week of last year then
2093 * we are definitely starting the first week of this
2096 * Otherwise, if we're still in this year, but Sunday
2097 * fell on or after December 28 then December 29, 30, 31
2098 * could be days within the next year's first year.
2100 if (year != week_year || (month == 12 && day >= 28))
2102 /* first week of the new year */
2110 g_date_time_unref (dt);
2114 g_time_zone_unref (timezone);
2124 g_test_bug ("http://bugzilla.gnome.org/642935");
2126 tz = g_time_zone_new ("-08:00");
2127 dt = g_date_time_new (tz, 1, 1, 1, 0, 0, 0);
2129 p = g_date_time_format (dt, "%z");
2130 g_assert_cmpstr (p, ==, "-0800");
2133 p = g_date_time_format (dt, "%:z");
2134 g_assert_cmpstr (p, ==, "-08:00");
2137 p = g_date_time_format (dt, "%::z");
2138 g_assert_cmpstr (p, ==, "-08:00:00");
2141 p = g_date_time_format (dt, "%:::z");
2142 g_assert_cmpstr (p, ==, "-08");
2145 g_date_time_unref (dt);
2146 g_time_zone_unref (tz);
2148 tz = g_time_zone_new ("+00:00");
2149 dt = g_date_time_new (tz, 1, 1, 1, 0, 0, 0);
2150 p = g_date_time_format (dt, "%:::z");
2151 g_assert_cmpstr (p, ==, "+00");
2153 g_date_time_unref (dt);
2154 g_time_zone_unref (tz);
2156 tz = g_time_zone_new ("+08:23");
2157 dt = g_date_time_new (tz, 1, 1, 1, 0, 0, 0);
2158 p = g_date_time_format (dt, "%:::z");
2159 g_assert_cmpstr (p, ==, "+08:23");
2161 g_date_time_unref (dt);
2162 g_time_zone_unref (tz);
2164 tz = g_time_zone_new ("+08:23:45");
2165 dt = g_date_time_new (tz, 1, 1, 1, 0, 0, 0);
2166 p = g_date_time_format (dt, "%:::z");
2167 g_assert_cmpstr (p, ==, "+08:23:45");
2169 g_date_time_unref (dt);
2170 g_time_zone_unref (tz);
2172 tz = g_time_zone_new ("-00:15");
2173 dt = g_date_time_new (tz, 1, 1, 1, 0, 0, 0);
2175 p = g_date_time_format (dt, "%z");
2176 g_assert_cmpstr (p, ==, "-0015");
2179 p = g_date_time_format (dt, "%:z");
2180 g_assert_cmpstr (p, ==, "-00:15");
2183 p = g_date_time_format (dt, "%::z");
2184 g_assert_cmpstr (p, ==, "-00:15:00");
2187 p = g_date_time_format (dt, "%:::z");
2188 g_assert_cmpstr (p, ==, "-00:15");
2191 g_date_time_unref (dt);
2192 g_time_zone_unref (tz);
2196 test_6_days_until_end_of_the_month (void)
2202 g_test_bug ("https://gitlab.gnome.org/GNOME/glib/-/issues/2215");
2205 /* This is the footertz string from `Europe/Paris` from tzdata 2020b. It’s
2206 * used by GLib when the tzdata file was compiled with `zic -b slim`, which is
2207 * the default in tzcode ≥2020b.
2209 * The `M10.5.0` part indicates that the summer time end transition happens on
2210 * the Sunday (`0`) in the last week (`5`) of October (`10`). That’s 6 days
2211 * before the end of the month, and hence was triggering issue #2215.
2214 * - https://tools.ietf.org/id/draft-murchison-tzdist-tzif-15.html#rfc.section.3.3
2215 * - https://pubs.opengroup.org/onlinepubs/9699919799/basedefs/V1_chap08.html#tag_08_03
2217 tz = g_time_zone_new ("CET-1CEST,M3.5.0,M10.5.0/3");
2218 #elif defined (G_OS_WIN32)
2219 tz = g_time_zone_new ("Romance Standard Time");
2221 dt = g_date_time_new (tz, 2020, 10, 5, 1, 1, 1);
2223 p = g_date_time_format (dt, "%Y-%m-%d %H:%M:%S%z");
2224 /* Incorrect output is "2020-10-05 01:01:01+0100" */
2225 g_assert_cmpstr (p, ==, "2020-10-05 01:01:01+0200");
2228 g_date_time_unref (dt);
2229 g_time_zone_unref (tz);
2233 test_format_iso8601 (void)
2235 GTimeZone *tz = NULL;
2236 GDateTime *dt = NULL;
2239 tz = g_time_zone_new_utc ();
2240 dt = g_date_time_new (tz, 2019, 6, 26, 15, 1, 5);
2241 p = g_date_time_format_iso8601 (dt);
2242 g_assert_cmpstr (p, ==, "2019-06-26T15:01:05Z");
2244 g_date_time_unref (dt);
2245 g_time_zone_unref (tz);
2247 tz = g_time_zone_new_offset (-60 * 60);
2248 dt = g_date_time_new (tz, 2019, 6, 26, 15, 1, 5);
2249 p = g_date_time_format_iso8601 (dt);
2250 g_assert_cmpstr (p, ==, "2019-06-26T15:01:05-01");
2252 g_date_time_unref (dt);
2253 g_time_zone_unref (tz);
2255 tz = g_time_zone_new_utc ();
2256 dt = g_date_time_new (tz, 2020, 8, 5, 12, 30, 55.000001);
2257 p = g_date_time_format_iso8601 (dt);
2258 g_assert_cmpstr (p, ==, "2020-08-05T12:30:55.000001Z");
2260 g_date_time_unref (dt);
2261 g_time_zone_unref (tz);
2264 #pragma GCC diagnostic push
2265 #pragma GCC diagnostic ignored "-Wformat-y2k"
2267 test_strftime (void)
2270 #define TEST_FORMAT \
2271 "a%a A%A b%b B%B c%c C%C d%d e%e F%F g%g G%G h%h H%H I%I j%j m%m M%M " \
2272 "n%n p%p r%r R%R S%S t%t T%T u%u V%V w%w x%x X%X y%y Y%Y z%z Z%Z %%"
2275 /* 127997 is prime, 1315005118 is now */
2276 for (t = 0; t < 1315005118; t += 127997)
2278 GDateTime *date_time;
2282 date_time = g_date_time_new_from_unix_local (t);
2283 dt_str = g_date_time_format (date_time, TEST_FORMAT);
2284 strftime (c_str, sizeof c_str, TEST_FORMAT, localtime (&t));
2285 g_assert_cmpstr (c_str, ==, dt_str);
2286 g_date_time_unref (date_time);
2291 #pragma GCC diagnostic pop
2293 /* Check that g_date_time_format() correctly returns %NULL for format
2294 * placeholders which are not supported in the current locale. */
2296 test_GDateTime_strftime_error_handling (void)
2300 oldlocale = g_strdup (setlocale (LC_ALL, NULL));
2301 setlocale (LC_ALL, "de_DE.utf-8");
2302 if (strstr (setlocale (LC_ALL, NULL), "de_DE") != NULL)
2304 /* de_DE doesn’t ever write time in 12-hour notation, so %r is
2305 * unsupported for it. */
2306 TEST_PRINTF_TIME (23, 0, 0, "%r", NULL);
2309 g_test_skip ("locale de_DE not available, skipping error handling tests");
2310 setlocale (LC_ALL, oldlocale);
2315 test_find_interval (void)
2323 tz = g_time_zone_new ("America/Toronto");
2324 #elif defined G_OS_WIN32
2325 tz = g_time_zone_new ("Eastern Standard Time");
2327 dt = g_date_time_new_utc (2010, 11, 7, 1, 30, 0);
2328 u = g_date_time_to_unix (dt);
2330 i1 = g_time_zone_find_interval (tz, G_TIME_TYPE_STANDARD, u);
2331 i2 = g_time_zone_find_interval (tz, G_TIME_TYPE_DAYLIGHT, u);
2333 g_assert_cmpint (i1, !=, i2);
2335 g_date_time_unref (dt);
2337 dt = g_date_time_new_utc (2010, 3, 14, 2, 0, 0);
2338 u = g_date_time_to_unix (dt);
2340 i1 = g_time_zone_find_interval (tz, G_TIME_TYPE_STANDARD, u);
2341 g_assert_cmpint (i1, ==, -1);
2343 g_date_time_unref (dt);
2344 g_time_zone_unref (tz);
2348 test_adjust_time (void)
2356 tz = g_time_zone_new ("America/Toronto");
2357 #elif defined G_OS_WIN32
2358 tz = g_time_zone_new ("Eastern Standard Time");
2360 dt = g_date_time_new_utc (2010, 11, 7, 1, 30, 0);
2361 u = g_date_time_to_unix (dt);
2364 i1 = g_time_zone_find_interval (tz, G_TIME_TYPE_DAYLIGHT, u);
2365 i2 = g_time_zone_adjust_time (tz, G_TIME_TYPE_DAYLIGHT, &u2);
2367 g_assert_cmpint (i1, ==, i2);
2370 g_date_time_unref (dt);
2372 dt = g_date_time_new_utc (2010, 3, 14, 2, 30, 0);
2373 u2 = g_date_time_to_unix (dt);
2374 g_date_time_unref (dt);
2376 dt = g_date_time_new_utc (2010, 3, 14, 3, 0, 0);
2377 u = g_date_time_to_unix (dt);
2378 g_date_time_unref (dt);
2380 i1 = g_time_zone_adjust_time (tz, G_TIME_TYPE_DAYLIGHT, &u2);
2383 g_time_zone_unref (tz);
2387 test_no_header (void)
2391 tz = g_time_zone_new ("blabla");
2393 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "UTC");
2394 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "UTC");
2395 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, 0);
2396 g_assert (!g_time_zone_is_dst (tz, 0));
2398 g_time_zone_unref (tz);
2402 test_posix_parse (void)
2405 GDateTime *gdt1, *gdt2;
2407 /* Check that an unknown zone name falls back to UTC. */
2408 tz = g_time_zone_new ("nonexistent");
2409 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "UTC");
2410 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "UTC");
2411 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, 0);
2412 g_assert (!g_time_zone_is_dst (tz, 0));
2413 g_time_zone_unref (tz);
2415 /* An existent zone name should not fall back to UTC. */
2416 tz = g_time_zone_new ("PST8");
2417 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "PST8");
2418 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "PST");
2419 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, - 8 * 3600);
2420 g_assert (!g_time_zone_is_dst (tz, 0));
2421 g_time_zone_unref (tz);
2423 /* This fails rules_from_identifier on Unix (though not on Windows)
2424 * but passes anyway because PST8PDT is a zone name.
2426 tz = g_time_zone_new ("PST8PDT");
2427 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "PST8PDT");
2428 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "PST");
2429 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, - 8 * 3600);
2430 g_assert (!g_time_zone_is_dst (tz, 0));
2431 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 1), ==, "PDT");
2432 g_assert_cmpint (g_time_zone_get_offset (tz, 1), ==,- 7 * 3600);
2433 g_assert (g_time_zone_is_dst (tz, 1));
2434 g_time_zone_unref (tz);
2436 tz = g_time_zone_new ("PST8PDT6:32:15");
2438 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "PST8PDT6:32:15");
2439 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "PST");
2440 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, - 8 * 3600);
2441 g_assert (!g_time_zone_is_dst (tz, 0));
2442 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 1), ==, "PDT");
2443 g_assert_cmpint (g_time_zone_get_offset (tz, 1), ==, - 6 * 3600 - 32 *60 - 15);
2444 g_assert (g_time_zone_is_dst (tz, 1));
2445 gdt1 = g_date_time_new (tz, 2012, 12, 6, 11, 15, 23.0);
2446 gdt2 = g_date_time_new (tz, 2012, 6, 6, 11, 15, 23.0);
2447 g_assert (!g_date_time_is_daylight_savings (gdt1));
2448 g_assert_cmpint (g_date_time_get_utc_offset (gdt1) / 1000000, ==, -28800);
2449 g_assert (g_date_time_is_daylight_savings (gdt2));
2450 g_assert_cmpint (g_date_time_get_utc_offset (gdt2) / 1000000, ==, -23535);
2451 g_date_time_unref (gdt1);
2452 g_date_time_unref (gdt2);
2454 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "UTC");
2455 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "UTC");
2456 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, 0);
2457 g_assert (!g_time_zone_is_dst (tz, 0));
2459 g_time_zone_unref (tz);
2461 tz = g_time_zone_new ("NZST-12:00:00NZDT-13:00:00,M10.1.0,M3.3.0");
2462 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "NZST-12:00:00NZDT-13:00:00,M10.1.0,M3.3.0");
2463 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "NZST");
2464 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, 12 * 3600);
2465 g_assert (!g_time_zone_is_dst (tz, 0));
2466 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 1), ==, "NZDT");
2467 g_assert_cmpint (g_time_zone_get_offset (tz, 1), ==, 13 * 3600);
2468 g_assert (g_time_zone_is_dst (tz, 1));
2469 gdt1 = g_date_time_new (tz, 2012, 3, 18, 0, 15, 23.0);
2470 gdt2 = g_date_time_new (tz, 2012, 3, 18, 3, 15, 23.0);
2471 g_assert (g_date_time_is_daylight_savings (gdt1));
2472 g_assert_cmpint (g_date_time_get_utc_offset (gdt1) / 1000000, ==, 46800);
2473 g_assert (!g_date_time_is_daylight_savings (gdt2));
2474 g_assert_cmpint (g_date_time_get_utc_offset (gdt2) / 1000000, ==, 43200);
2475 g_date_time_unref (gdt1);
2476 g_date_time_unref (gdt2);
2477 gdt1 = g_date_time_new (tz, 2012, 10, 7, 3, 15, 23.0);
2478 gdt2 = g_date_time_new (tz, 2012, 10, 7, 1, 15, 23.0);
2479 g_assert (g_date_time_is_daylight_savings (gdt1));
2480 g_assert_cmpint (g_date_time_get_utc_offset (gdt1) / 1000000, ==, 46800);
2481 g_assert (!g_date_time_is_daylight_savings (gdt2));
2482 g_assert_cmpint (g_date_time_get_utc_offset (gdt2) / 1000000, ==, 43200);
2483 g_date_time_unref (gdt1);
2484 g_date_time_unref (gdt2);
2485 g_time_zone_unref (tz);
2487 tz = g_time_zone_new ("NZST-12:00:00NZDT-13:00:00,279,76");
2488 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "NZST-12:00:00NZDT-13:00:00,279,76");
2489 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "NZST");
2490 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, 12 * 3600);
2491 g_assert (!g_time_zone_is_dst (tz, 0));
2492 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 1), ==, "NZDT");
2493 g_assert_cmpint (g_time_zone_get_offset (tz, 1), ==, 13 * 3600);
2494 g_assert (g_time_zone_is_dst (tz, 1));
2495 gdt1 = g_date_time_new (tz, 2012, 3, 18, 0, 15, 23.0);
2496 gdt2 = g_date_time_new (tz, 2012, 3, 18, 3, 15, 23.0);
2497 g_assert (g_date_time_is_daylight_savings (gdt1));
2498 g_assert_cmpint (g_date_time_get_utc_offset (gdt1) / 1000000, ==, 46800);
2499 g_assert (!g_date_time_is_daylight_savings (gdt2));
2500 g_assert_cmpint (g_date_time_get_utc_offset (gdt2) / 1000000, ==, 43200);
2501 g_date_time_unref (gdt1);
2502 g_date_time_unref (gdt2);
2503 gdt1 = g_date_time_new (tz, 2012, 10, 7, 3, 15, 23.0);
2504 gdt2 = g_date_time_new (tz, 2012, 10, 7, 1, 15, 23.0);
2505 g_assert (g_date_time_is_daylight_savings (gdt1));
2506 g_assert_cmpint (g_date_time_get_utc_offset (gdt1) / 1000000, ==, 46800);
2507 g_assert (!g_date_time_is_daylight_savings (gdt2));
2508 g_assert_cmpint (g_date_time_get_utc_offset (gdt2) / 1000000, ==, 43200);
2509 g_date_time_unref (gdt1);
2510 g_date_time_unref (gdt2);
2511 g_time_zone_unref (tz);
2513 tz = g_time_zone_new ("NZST-12:00:00NZDT-13:00:00,J279,J76");
2514 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "NZST-12:00:00NZDT-13:00:00,J279,J76");
2515 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "NZST");
2516 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, 12 * 3600);
2517 g_assert (!g_time_zone_is_dst (tz, 0));
2518 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 1), ==, "NZDT");
2519 g_assert_cmpint (g_time_zone_get_offset (tz, 1), ==, 13 * 3600);
2520 g_assert (g_time_zone_is_dst (tz, 1));
2521 gdt1 = g_date_time_new (tz, 2012, 3, 18, 0, 15, 23.0);
2522 gdt2 = g_date_time_new (tz, 2012, 3, 18, 3, 15, 23.0);
2523 g_assert (g_date_time_is_daylight_savings (gdt1));
2524 g_assert_cmpint (g_date_time_get_utc_offset (gdt1) / 1000000, ==, 46800);
2525 g_assert (!g_date_time_is_daylight_savings (gdt2));
2526 g_assert_cmpint (g_date_time_get_utc_offset (gdt2) / 1000000, ==, 43200);
2527 g_date_time_unref (gdt1);
2528 g_date_time_unref (gdt2);
2529 gdt1 = g_date_time_new (tz, 2012, 10, 7, 3, 15, 23.0);
2530 gdt2 = g_date_time_new (tz, 2012, 10, 7, 1, 15, 23.0);
2531 g_assert (g_date_time_is_daylight_savings (gdt1));
2532 g_assert_cmpint (g_date_time_get_utc_offset (gdt1) / 1000000, ==, 46800);
2533 g_assert (!g_date_time_is_daylight_savings (gdt2));
2534 g_assert_cmpint (g_date_time_get_utc_offset (gdt2) / 1000000, ==, 43200);
2535 g_date_time_unref (gdt1);
2536 g_date_time_unref (gdt2);
2537 g_time_zone_unref (tz);
2539 tz = g_time_zone_new ("NZST-12:00:00NZDT-13:00:00,M10.1.0/07:00,M3.3.0/07:00");
2540 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "NZST-12:00:00NZDT-13:00:00,M10.1.0/07:00,M3.3.0/07:00");
2541 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "NZST");
2542 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, 12 * 3600);
2543 g_assert (!g_time_zone_is_dst (tz, 0));
2544 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 1), ==, "NZDT");
2545 g_assert_cmpint (g_time_zone_get_offset (tz, 1), ==, 13 * 3600);
2546 g_assert (g_time_zone_is_dst (tz, 1));
2547 gdt1 = g_date_time_new (tz, 2012, 3, 18, 5, 15, 23.0);
2548 gdt2 = g_date_time_new (tz, 2012, 3, 18, 8, 15, 23.0);
2549 g_assert (g_date_time_is_daylight_savings (gdt1));
2550 g_assert_cmpint (g_date_time_get_utc_offset (gdt1) / 1000000, ==, 46800);
2551 g_assert (!g_date_time_is_daylight_savings (gdt2));
2552 g_assert_cmpint (g_date_time_get_utc_offset (gdt2) / 1000000, ==, 43200);
2553 g_date_time_unref (gdt1);
2554 g_date_time_unref (gdt2);
2555 gdt1 = g_date_time_new (tz, 2012, 10, 7, 8, 15, 23.0);
2556 gdt2 = g_date_time_new (tz, 2012, 10, 7, 6, 15, 23.0);
2557 g_assert (g_date_time_is_daylight_savings (gdt1));
2558 g_assert_cmpint (g_date_time_get_utc_offset (gdt1) / 1000000, ==, 46800);
2559 g_assert (!g_date_time_is_daylight_savings (gdt2));
2560 g_assert_cmpint (g_date_time_get_utc_offset (gdt2) / 1000000, ==, 43200);
2561 g_date_time_unref (gdt1);
2562 g_date_time_unref (gdt2);
2563 gdt1 = g_date_time_new (tz, 1902, 10, 7, 8, 15, 23.0);
2564 gdt2 = g_date_time_new (tz, 1902, 10, 7, 6, 15, 23.0);
2565 g_assert (!g_date_time_is_daylight_savings (gdt1));
2566 g_assert_cmpint (g_date_time_get_utc_offset (gdt1) / 1000000, ==, 43200);
2567 g_assert (!g_date_time_is_daylight_savings (gdt2));
2568 g_assert_cmpint (g_date_time_get_utc_offset (gdt2) / 1000000, ==, 43200);
2569 g_date_time_unref (gdt1);
2570 g_date_time_unref (gdt2);
2571 gdt1 = g_date_time_new (tz, 2142, 10, 7, 8, 15, 23.0);
2572 gdt2 = g_date_time_new (tz, 2142, 10, 7, 6, 15, 23.0);
2573 g_assert (g_date_time_is_daylight_savings (gdt1));
2574 g_assert_cmpint (g_date_time_get_utc_offset (gdt1) / 1000000, ==, 46800);
2575 g_assert (!g_date_time_is_daylight_savings (gdt2));
2576 g_assert_cmpint (g_date_time_get_utc_offset (gdt2) / 1000000, ==, 43200);
2577 g_date_time_unref (gdt1);
2578 g_date_time_unref (gdt2);
2579 gdt1 = g_date_time_new (tz, 3212, 10, 7, 8, 15, 23.0);
2580 gdt2 = g_date_time_new (tz, 3212, 10, 7, 6, 15, 23.0);
2581 g_assert (!g_date_time_is_daylight_savings (gdt1));
2582 g_assert_cmpint (g_date_time_get_utc_offset (gdt1) / 1000000, ==, 43200);
2583 g_assert (!g_date_time_is_daylight_savings (gdt2));
2584 g_assert_cmpint (g_date_time_get_utc_offset (gdt2) / 1000000, ==, 43200);
2585 g_date_time_unref (gdt1);
2586 g_date_time_unref (gdt2);
2587 g_time_zone_unref (tz);
2589 tz = g_time_zone_new ("VIR-00:30");
2590 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "VIR-00:30");
2591 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "VIR");
2592 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, (30 * 60));
2593 g_assert_false (g_time_zone_is_dst (tz, 0));
2595 tz = g_time_zone_new ("VIR-00:30VID,0/00:00:00,365/23:59:59");
2596 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "VIR-00:30VID,0/00:00:00,365/23:59:59");
2597 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "VIR");
2598 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, (30 * 60));
2599 g_assert_false (g_time_zone_is_dst (tz, 0));
2600 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 1), ==, "VID");
2601 g_assert_cmpint (g_time_zone_get_offset (tz, 1), ==, (90 * 60));
2602 g_assert_true (g_time_zone_is_dst (tz, 1));
2604 tz = g_time_zone_new ("VIR-02:30VID,0/00:00:00,365/23:59:59");
2605 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "VIR-02:30VID,0/00:00:00,365/23:59:59");
2606 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "VIR");
2607 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, (150 * 60));
2608 g_assert_false (g_time_zone_is_dst (tz, 0));
2609 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 1), ==, "VID");
2610 g_assert_cmpint (g_time_zone_get_offset (tz, 1), ==, (210 * 60));
2611 g_assert_true (g_time_zone_is_dst (tz, 1));
2613 tz = g_time_zone_new ("VIR-02:30VID-04:30,0/00:00:00,365/23:59:59");
2614 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "VIR-02:30VID-04:30,0/00:00:00,365/23:59:59");
2615 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "VIR");
2616 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, (150 * 60));
2617 g_assert_false (g_time_zone_is_dst (tz, 0));
2618 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 1), ==, "VID");
2619 g_assert_cmpint (g_time_zone_get_offset (tz, 1), ==, (270 * 60));
2620 g_assert_true (g_time_zone_is_dst (tz, 1));
2622 tz = g_time_zone_new ("VIR-12:00VID-13:00,0/00:00:00,365/23:59:59");
2623 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "VIR-12:00VID-13:00,0/00:00:00,365/23:59:59");
2624 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 0), ==, "VIR");
2625 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, (720 * 60));
2626 g_assert_false (g_time_zone_is_dst (tz, 0));
2627 g_assert_cmpstr (g_time_zone_get_abbreviation (tz, 1), ==, "VID");
2628 g_assert_cmpint (g_time_zone_get_offset (tz, 1), ==, (780 * 60));
2629 g_assert_true (g_time_zone_is_dst (tz, 1));
2633 test_GDateTime_floating_point (void)
2638 g_test_bug ("http://bugzilla.gnome.org/697715");
2640 tz = g_time_zone_new ("-03:00");
2641 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "-03:00");
2642 dt = g_date_time_new (tz, 2010, 5, 24, 8, 0, 1.000001);
2643 g_time_zone_unref (tz);
2644 g_assert_cmpint (g_date_time_get_microsecond (dt), ==, 1);
2645 g_date_time_unref (dt);
2648 /* Check that g_time_zone_get_identifier() returns the identifier given to
2649 * g_time_zone_new(), or "UTC" if loading the timezone failed. */
2651 test_identifier (void)
2654 gchar *old_tz = g_strdup (g_getenv ("TZ"));
2657 const char *recife_tz = "SA Eastern Standard Time";
2659 const char *recife_tz = "America/Recife";
2662 tz = g_time_zone_new ("UTC");
2663 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "UTC");
2664 g_time_zone_unref (tz);
2666 tz = g_time_zone_new_utc ();
2667 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "UTC");
2668 g_time_zone_unref (tz);
2670 tz = g_time_zone_new ("some rubbish");
2671 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "UTC");
2672 g_time_zone_unref (tz);
2674 tz = g_time_zone_new ("Z");
2675 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "Z");
2676 g_time_zone_unref (tz);
2678 tz = g_time_zone_new ("+03:15");
2679 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "+03:15");
2680 g_time_zone_unref (tz);
2682 /* System timezone. We can’t change this, but we can at least assert that
2683 * the identifier is non-NULL and non-empty. */
2684 tz = g_time_zone_new (NULL);
2685 g_test_message ("System time zone identifier: %s", g_time_zone_get_identifier (tz));
2686 g_assert_nonnull (g_time_zone_get_identifier (tz));
2687 g_assert_cmpstr (g_time_zone_get_identifier (tz), !=, "");
2688 g_time_zone_unref (tz);
2690 /* Local timezone tests. */
2691 if (g_setenv ("TZ", recife_tz, TRUE))
2693 tz = g_time_zone_new_local ();
2694 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, recife_tz);
2695 g_time_zone_unref (tz);
2698 if (g_setenv ("TZ", "some rubbish", TRUE))
2700 tz = g_time_zone_new_local ();
2701 g_assert_cmpstr (g_time_zone_get_identifier (tz), ==, "UTC");
2702 g_time_zone_unref (tz);
2706 g_assert_true (g_setenv ("TZ", old_tz, TRUE));
2713 /* Test various calls to g_time_zone_new_offset(). */
2715 test_new_offset (void)
2717 const gint32 vectors[] =
2733 for (i = 0; i < G_N_ELEMENTS (vectors); i++)
2735 GTimeZone *tz = NULL;
2737 g_test_message ("Vector %" G_GSIZE_FORMAT ": %d", i, vectors[i]);
2739 tz = g_time_zone_new_offset (vectors[i]);
2740 g_assert_nonnull (tz);
2741 g_assert_cmpstr (g_time_zone_get_identifier (tz), !=, "UTC");
2742 g_assert_cmpint (g_time_zone_get_offset (tz, 0), ==, vectors[i]);
2743 g_time_zone_unref (tz);
2748 test_time_zone_parse_rfc8536 (void)
2750 const gchar *test_files[] =
2752 /* Generated with `zic -b slim`; see
2753 * https://gitlab.gnome.org/GNOME/glib/-/merge_requests/1533#note_842235 */
2755 /* Generated with `zic -b fat` */
2760 g_test_summary ("Test parsing time zone files in RFC 8536 version 3 format");
2761 g_test_bug ("https://gitlab.gnome.org/GNOME/glib/-/issues/2129");
2763 for (i = 0; i < G_N_ELEMENTS (test_files); i++)
2766 GTimeZone *tz = NULL;
2768 path = g_test_build_filename (G_TEST_DIST, "time-zones", test_files[i], NULL);
2769 g_assert_true (g_path_is_absolute (path));
2770 tz = g_time_zone_new (path);
2771 g_assert_nonnull (tz);
2772 /* UTC will be loaded as a fallback if parsing fails */
2773 g_assert_cmpstr (g_time_zone_get_identifier (tz), !=, "UTC");
2774 g_time_zone_unref (tz);
2779 /* Check GTimeZone instances are cached. */
2781 test_time_zone_caching (void)
2783 GTimeZone *tz1 = NULL, *tz2 = NULL;
2785 g_test_summary ("GTimeZone instances are cached");
2787 /* Check a specific (arbitrary) timezone. These are only cached while third
2788 * party code holds a ref to at least one instance. */
2790 tz1 = g_time_zone_new ("Europe/London");
2791 tz2 = g_time_zone_new ("Europe/London");
2792 g_time_zone_unref (tz1);
2793 g_time_zone_unref (tz2);
2794 #elif defined G_OS_WIN32
2795 tz1 = g_time_zone_new ("GMT Standard Time");
2796 tz2 = g_time_zone_new ("GMT Standard Time");
2797 g_time_zone_unref (tz1);
2798 g_time_zone_unref (tz2);
2801 /* Only compare pointers */
2802 g_assert_true (tz1 == tz2);
2804 /* Check the default timezone, local and UTC. These are cached internally in
2805 * GLib, so should persist even after the last third party reference is
2807 tz1 = g_time_zone_new (NULL);
2808 g_time_zone_unref (tz1);
2809 tz2 = g_time_zone_new (NULL);
2810 g_time_zone_unref (tz2);
2812 g_assert_true (tz1 == tz2);
2814 tz1 = g_time_zone_new_utc ();
2815 g_time_zone_unref (tz1);
2816 tz2 = g_time_zone_new_utc ();
2817 g_time_zone_unref (tz2);
2819 g_assert_true (tz1 == tz2);
2821 tz1 = g_time_zone_new_local ();
2822 g_time_zone_unref (tz1);
2823 tz2 = g_time_zone_new_local ();
2824 g_time_zone_unref (tz2);
2826 g_assert_true (tz1 == tz2);
2834 /* In glibc, LANGUAGE is used as highest priority guess for category value.
2835 * Unset it to avoid interference with tests using setlocale and translation. */
2836 g_unsetenv ("LANGUAGE");
2838 g_test_init (&argc, &argv, NULL);
2840 /* GDateTime Tests */
2841 bind_textdomain_codeset ("glib20", "UTF-8");
2843 g_test_add_func ("/GDateTime/invalid", test_GDateTime_invalid);
2844 g_test_add_func ("/GDateTime/add_days", test_GDateTime_add_days);
2845 g_test_add_func ("/GDateTime/add_full", test_GDateTime_add_full);
2846 g_test_add_func ("/GDateTime/add_hours", test_GDateTime_add_hours);
2847 g_test_add_func ("/GDateTime/add_minutes", test_GDateTime_add_minutes);
2848 g_test_add_func ("/GDateTime/add_months", test_GDateTime_add_months);
2849 g_test_add_func ("/GDateTime/add_seconds", test_GDateTime_add_seconds);
2850 g_test_add_func ("/GDateTime/add_weeks", test_GDateTime_add_weeks);
2851 g_test_add_func ("/GDateTime/add_years", test_GDateTime_add_years);
2852 g_test_add_func ("/GDateTime/compare", test_GDateTime_compare);
2853 g_test_add_func ("/GDateTime/diff", test_GDateTime_diff);
2854 g_test_add_func ("/GDateTime/equal", test_GDateTime_equal);
2855 g_test_add_func ("/GDateTime/get_day_of_week", test_GDateTime_get_day_of_week);
2856 g_test_add_func ("/GDateTime/get_day_of_month", test_GDateTime_get_day_of_month);
2857 g_test_add_func ("/GDateTime/get_day_of_year", test_GDateTime_get_day_of_year);
2858 g_test_add_func ("/GDateTime/get_hour", test_GDateTime_get_hour);
2859 g_test_add_func ("/GDateTime/get_microsecond", test_GDateTime_get_microsecond);
2860 g_test_add_func ("/GDateTime/get_minute", test_GDateTime_get_minute);
2861 g_test_add_func ("/GDateTime/get_month", test_GDateTime_get_month);
2862 g_test_add_func ("/GDateTime/get_second", test_GDateTime_get_second);
2863 g_test_add_func ("/GDateTime/get_utc_offset", test_GDateTime_get_utc_offset);
2864 g_test_add_func ("/GDateTime/get_year", test_GDateTime_get_year);
2865 g_test_add_func ("/GDateTime/hash", test_GDateTime_hash);
2866 g_test_add_func ("/GDateTime/new_from_unix", test_GDateTime_new_from_unix);
2867 g_test_add_func ("/GDateTime/new_from_unix_utc", test_GDateTime_new_from_unix_utc);
2868 g_test_add_func ("/GDateTime/new_from_unix/overflow", test_GDateTime_new_from_unix_overflow);
2869 g_test_add_func ("/GDateTime/new_from_timeval", test_GDateTime_new_from_timeval);
2870 g_test_add_func ("/GDateTime/new_from_timeval_utc", test_GDateTime_new_from_timeval_utc);
2871 g_test_add_func ("/GDateTime/new_from_timeval/overflow", test_GDateTime_new_from_timeval_overflow);
2872 g_test_add_func ("/GDateTime/new_from_iso8601", test_GDateTime_new_from_iso8601);
2873 g_test_add_func ("/GDateTime/new_from_iso8601/2", test_GDateTime_new_from_iso8601_2);
2874 g_test_add_func ("/GDateTime/new_full", test_GDateTime_new_full);
2875 g_test_add_func ("/GDateTime/now", test_GDateTime_now);
2876 g_test_add_func ("/GDateTime/test-6-days-until-end-of-the-month", test_6_days_until_end_of_the_month);
2877 g_test_add_func ("/GDateTime/printf", test_GDateTime_printf);
2878 g_test_add_func ("/GDateTime/non_utf8_printf", test_non_utf8_printf);
2879 g_test_add_func ("/GDateTime/format_unrepresentable", test_format_unrepresentable);
2880 g_test_add_func ("/GDateTime/format_iso8601", test_format_iso8601);
2881 g_test_add_func ("/GDateTime/strftime", test_strftime);
2882 g_test_add_func ("/GDateTime/strftime/error_handling", test_GDateTime_strftime_error_handling);
2883 g_test_add_func ("/GDateTime/modifiers", test_modifiers);
2884 g_test_add_func ("/GDateTime/month_names", test_month_names);
2885 g_test_add_func ("/GDateTime/to_local", test_GDateTime_to_local);
2886 g_test_add_func ("/GDateTime/to_unix", test_GDateTime_to_unix);
2887 g_test_add_func ("/GDateTime/to_timeval", test_GDateTime_to_timeval);
2888 g_test_add_func ("/GDateTime/to_utc", test_GDateTime_to_utc);
2889 g_test_add_func ("/GDateTime/now_utc", test_GDateTime_now_utc);
2890 g_test_add_func ("/GDateTime/dst", test_GDateTime_dst);
2891 g_test_add_func ("/GDateTime/test_z", test_z);
2892 g_test_add_func ("/GDateTime/test-all-dates", test_all_dates);
2893 g_test_add_func ("/GTimeZone/find-interval", test_find_interval);
2894 g_test_add_func ("/GTimeZone/adjust-time", test_adjust_time);
2895 g_test_add_func ("/GTimeZone/no-header", test_no_header);
2896 g_test_add_func ("/GTimeZone/posix-parse", test_posix_parse);
2897 g_test_add_func ("/GTimeZone/floating-point", test_GDateTime_floating_point);
2898 g_test_add_func ("/GTimeZone/identifier", test_identifier);
2899 g_test_add_func ("/GTimeZone/new-offset", test_new_offset);
2900 g_test_add_func ("/GTimeZone/parse-rfc8536", test_time_zone_parse_rfc8536);
2901 g_test_add_func ("/GTimeZone/caching", test_time_zone_caching);
2903 return g_test_run ();