1 /* $NetBSD: t_parsedate.c,v 1.25 2016/06/22 15:01:38 kre Exp $ */
2 /*-
3  * Copyright (c) 2010, 2015 The NetBSD Foundation, Inc.
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  *
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in
14  *    the documentation and/or other materials provided with the
15  *    distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
19  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
20  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE
21  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
22  * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING,
23  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
25  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
26  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
27  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  */
30 
31 #include <sys/cdefs.h>
32 __RCSID("$NetBSD: t_parsedate.c,v 1.25 2016/06/22 15:01:38 kre Exp $");
33 
34 #include <atf-c.h>
35 #include <errno.h>
36 #include <stdio.h>
37 #include <stdlib.h>
38 #include <time.h>
39 #include <util.h>
40 
41 /*
42  * ANY is used as a placeholder for values that do not need to be
43  * checked.  The actual value is arbitrary.  We don't use -1
44  * because some tests might want to use -1 as a literal value.
45  */
46 #define ANY -30215
47 
48 /* parsecheck --
49  * call parsedate(), then call time_to_tm() on the result,
50  * and check that year/month/day/hour/minute/second are as expected.
51  *
52  * time_to_tm should usually be localtime_r or gmtime_r.
53  *
54  * Don't check values specified as ANY.
55  */
56 static void
57 parsecheck(const char *datestr, const time_t *reftime, const int *zoff,
58 	struct tm * time_to_tm(const time_t *, struct tm *),
59 	int year, int month, int day, int hour, int minute, int second)
60 {
61 	time_t t;
62 	struct tm tm;
63 	char argstr[128];
64 
65 	/*
66 	 * printable version of the args.
67 	 *
68 	 * Note that printf("%.*d", 0, 0)) prints nothing at all,
69 	 * while printf("%.*d", 1, val) prints the value as usual.
70 	 */
71 	snprintf(argstr, sizeof(argstr), "%s%s%s, %s%.*jd, %s%.*d",
72 		/* NULL or \"<datestr>\" */
73 		(datestr ? "\"" : ""),
74 		(datestr ? datestr : "NULL"),
75 		(datestr ? "\"" : ""),
76 		/* NULL or *reftime */
77 		(reftime ? "" : "NULL"),
78 		(reftime ? 1 : 0),
79 		(reftime ? (intmax_t)*reftime : (intmax_t)0),
80 		/* NULL or *zoff */
81 		(zoff ? "" : "NULL"),
82 		(zoff ? 1 : 0),
83 		(zoff ? *zoff : 0));
84 
85 	ATF_CHECK_MSG((t = parsedate(datestr, reftime, zoff)) != -1,
86 	    "parsedate(%s) returned -1\n", argstr);
87 	ATF_CHECK(time_to_tm(&t, &tm) != NULL);
88 	if (year != ANY)
89 		ATF_CHECK_MSG(tm.tm_year + 1900 == year,
90 		    "parsedate(%s) expected year %d got %d (+1900)\n",
91 		    argstr, year, (int)tm.tm_year);
92 	if (month != ANY)
93 		ATF_CHECK_MSG(tm.tm_mon + 1 == month,
94 		    "parsedate(%s) expected month %d got %d (+1)\n",
95 		    argstr, month, (int)tm.tm_mon);
96 	if (day != ANY)
97 		ATF_CHECK_MSG(tm.tm_mday == day,
98 		    "parsedate(%s) expected day %d got %d\n",
99 		    argstr, day, (int)tm.tm_mday);
100 	if (hour != ANY)
101 		ATF_CHECK_MSG(tm.tm_hour == hour,
102 		    "parsedate(%s) expected hour %d got %d\n",
103 		    argstr, hour, (int)tm.tm_hour);
104 	if (minute != ANY)
105 		ATF_CHECK_MSG(tm.tm_min == minute,
106 		    "parsedate(%s) expected minute %d got %d\n",
107 		    argstr, minute, (int)tm.tm_min);
108 	if (second != ANY)
109 		ATF_CHECK_MSG(tm.tm_sec == second,
110 		    "parsedate(%s) expected second %d got %d\n",
111 		    argstr, second, (int)tm.tm_sec);
112 }
113 
114 ATF_TC(dates);
115 
116 ATF_TC_HEAD(dates, tc)
117 {
118 	atf_tc_set_md_var(tc, "descr", "Test unambiguous dates"
119 	    " (PR lib/44255)");
120 }
121 
122 ATF_TC_BODY(dates, tc)
123 {
124 
125 	parsecheck("9/10/69", NULL, NULL, localtime_r,
126 		2069, 9, 10, 0, 0, 0); /* year < 70: add 2000 */
127 	parsecheck("9/10/70", NULL, NULL, localtime_r,
128 		1970, 9, 10, 0, 0, 0); /* 70 <= year < 100: add 1900 */
129 	parsecheck("69-09-10", NULL, NULL, localtime_r,
130 		69, 9, 10, 0, 0, 0); /* ISO8601 year remains unchanged */
131 	parsecheck("70-09-10", NULL, NULL, localtime_r,
132 		70, 9, 10, 0, 0, 0); /* ISO8601 year remains unchanged */
133 	parsecheck("2006-11-17", NULL, NULL, localtime_r,
134 		2006, 11, 17, 0, 0, 0);
135 	parsecheck("10/1/2000", NULL, NULL, localtime_r,
136 		2000, 10, 1, 0, 0, 0); /* month/day/year */
137 	parsecheck("20 Jun 1994", NULL, NULL, localtime_r,
138 		1994, 6, 20, 0, 0, 0);
139 	parsecheck("97 September 2", NULL, NULL, localtime_r,
140 		1997, 9, 2, 0, 0, 0);
141 	parsecheck("23jun2001", NULL, NULL, localtime_r,
142 		2001, 6, 23, 0, 0, 0);
143 	parsecheck("1-sep-06", NULL, NULL, localtime_r,
144 		2006, 9, 1, 0, 0, 0);
145 	parsecheck("1/11", NULL, NULL, localtime_r,
146 		ANY, 1, 11, 0, 0, 0); /* month/day */
147 	parsecheck("1500-01-02", NULL, NULL, localtime_r,
148 		1500, 1, 2, 0, 0, 0);
149 	parsecheck("9999-12-21", NULL, NULL, localtime_r,
150 		9999, 12, 21, 0, 0, 0);
151 	parsecheck("2015.12.07.08.07.35", NULL, NULL, localtime_r,
152 		2015, 12, 7, 8, 7, 35);
153 }
154 
155 ATF_TC(times);
156 
157 ATF_TC_HEAD(times, tc)
158 {
159 	atf_tc_set_md_var(tc, "descr", "Test times"
160 	    " (PR lib/44255)");
161 }
162 
163 ATF_TC_BODY(times, tc)
164 {
165 
166 	parsecheck("10:01", NULL, NULL, localtime_r,
167 		ANY, ANY, ANY, 10, 1, 0);
168 	parsecheck("10:12pm", NULL, NULL, localtime_r,
169 		ANY, ANY, ANY, 22, 12, 0);
170 	parsecheck("12:11:01.000012", NULL, NULL, localtime_r,
171 		ANY, ANY, ANY, 12, 11, 1);
172 	parsecheck("12:21-0500", NULL, NULL, gmtime_r,
173 		ANY, ANY, ANY, 12+5, 21, 0);
174 	/* numeric zones not permitted with am/pm ... */
175 	parsecheck("7 a.m. ICT", NULL, NULL, gmtime_r,
176 		ANY, ANY, ANY, 7-7, 0, 0);
177 	parsecheck("midnight", NULL, NULL, localtime_r,
178 		ANY, ANY, ANY, 0, 0, 0);
179 	parsecheck("mn", NULL, NULL, localtime_r,
180 		ANY, ANY, ANY, 0, 0, 0);
181 	parsecheck("noon", NULL, NULL, localtime_r,
182 		ANY, ANY, ANY, 12, 0, 0);
183 }
184 
185 ATF_TC(dsttimes);
186 
187 ATF_TC_HEAD(dsttimes, tc)
188 {
189 	atf_tc_set_md_var(tc, "descr", "Test DST transition times"
190 	    " (PR lib/47916)");
191 }
192 
193 ATF_TC_BODY(dsttimes, tc)
194 {
195 	struct tm tm;
196 	time_t t;
197 	int tzoff;
198 
199 	putenv(__UNCONST("TZ=EST"));
200 	tzset();
201 	parsecheck("12:0", NULL, NULL, localtime_r,
202 		ANY, ANY, ANY, 12, 0, 0);
203 
204 	putenv(__UNCONST("TZ=Asia/Tokyo"));
205 	tzset();
206 	parsecheck("12:0", NULL, NULL, localtime_r,
207 		ANY, ANY, ANY, 12, 0, 0);
208 
209 	/*
210 	 * When the effective local time is Tue Jul  9 13:21:53 BST 2013,
211 	 * check mktime("14:00")
212 	 */
213 	putenv(__UNCONST("TZ=Europe/London"));
214 	tzset();
215 	tm = (struct tm){
216 		.tm_year = 2013-1900, .tm_mon = 7-1, .tm_mday = 9,
217 		.tm_hour = 13, .tm_min = 21, .tm_sec = 53,
218 		.tm_isdst = 0 };
219 	t = mktime(&tm);
220 	ATF_CHECK(t != (time_t)-1);
221 	parsecheck("14:00", &t, NULL, localtime_r,
222 		2013, 7, 9, 14, 0, 0);
223 	tzoff = -60; /* British Summer Time */
224 	parsecheck("14:00", &t, &tzoff, localtime_r,
225 		2013, 7, 9, 14, 0, 0);
226 }
227 
228 ATF_TC(relative);
229 
230 ATF_TC_HEAD(relative, tc)
231 {
232 	atf_tc_set_md_var(tc, "descr", "Test relative items"
233 	    " (PR lib/44255)");
234 }
235 
236 ATF_TC_BODY(relative, tc)
237 {
238 	struct tm tm;
239 	time_t now;
240 
241 #define REL_CHECK(s, now, tm) do {					\
242 	time_t p, q;							\
243 	char nb[30], pb[30], qb[30];					\
244 	p = parsedate(s, &now, NULL);					\
245 	q = mktime(&tm);						\
246 	ATF_CHECK_EQ_MSG(p, q,						\
247 	    "From %jd (%24.24s) using \"%s\", obtained %jd (%24.24s); expected %jd (%24.24s)", \
248 	    (uintmax_t)now, ctime_r(&now, nb),				\
249 	    s, (uintmax_t)p, ctime_r(&p, pb), (uintmax_t)q, 		\
250 	    ctime_r(&q, qb));						\
251     } while (/*CONSTCOND*/0)
252 
253 #define isleap(yr) (((yr) & 3) == 0 && (((yr) % 100) != 0 ||		\
254 			((1900+(yr)) % 400) == 0))
255 
256 	ATF_CHECK(parsedate("-1 month", NULL, NULL) != -1);
257 	ATF_CHECK(parsedate("last friday", NULL, NULL) != -1);
258 	ATF_CHECK(parsedate("one week ago", NULL, NULL) != -1);
259 	ATF_CHECK(parsedate("this thursday", NULL, NULL) != -1);
260 	ATF_CHECK(parsedate("next sunday", NULL, NULL) != -1);
261 	ATF_CHECK(parsedate("+2 years", NULL, NULL) != -1);
262 
263 	/*
264 	 * Test relative to a number of fixed dates.  Avoid the
265 	 * edges of the time_t range to avert under- or overflow
266 	 * of the relative date, and use a prime step for maximum
267 	 * coverage of different times of day/week/month/year.
268 	 */
269 	for (now = 0x00FFFFFF; now < 0xFF000000; now += 3777779) {
270 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
271 		tm.tm_mday--;
272 		/* "yesterday" leaves time untouched */
273 		tm.tm_isdst = -1;
274 		REL_CHECK("yesterday", now, tm);
275 
276 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
277 		tm.tm_mday++;
278 		/* as does "tomorrow" */
279 		tm.tm_isdst = -1;
280 		REL_CHECK("tomorrow", now, tm);
281 
282 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
283 		if (tm.tm_wday > 4)
284 			tm.tm_mday += 7;
285 		tm.tm_mday += 4 - tm.tm_wday;
286 		/* if a day name is mentioned, it means midnight (by default) */
287 		tm.tm_sec = tm.tm_min = tm.tm_hour = 0;
288 		tm.tm_isdst = -1;
289 		REL_CHECK("this thursday", now, tm);
290 
291 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
292 		tm.tm_mday += 14 - (tm.tm_wday ? tm.tm_wday : 7);
293 		tm.tm_sec = tm.tm_min = tm.tm_hour = 0;
294 		tm.tm_isdst = -1;
295 		REL_CHECK("next sunday", now, tm);
296 
297 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
298 		if (tm.tm_wday <= 5)
299 			tm.tm_mday -= 7;
300 		tm.tm_mday += 5 - tm.tm_wday;
301 		tm.tm_sec = tm.tm_min = 0;
302 		tm.tm_hour = 16;
303 		tm.tm_isdst = -1;
304 		REL_CHECK("last friday 4 p.m.", now, tm);
305 
306 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
307 		tm.tm_mday += 14;
308 		if (tm.tm_wday > 3)
309 			tm.tm_mday += 7;
310 		tm.tm_mday += 3 - tm.tm_wday;
311 		tm.tm_sec = tm.tm_min = 0;
312 		tm.tm_hour = 3;
313 		tm.tm_isdst = -1;
314 		REL_CHECK("we fortnight 3 a.m.", now, tm);
315 
316 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
317 		tm.tm_min -= 5;
318 		tm.tm_isdst = -1;
319 		REL_CHECK("5 minutes ago", now, tm);
320 
321 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
322 		tm.tm_hour++;
323 		tm.tm_min += 37;
324 		tm.tm_isdst = -1;
325 		REL_CHECK("97 minutes", now, tm);
326 
327 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
328 		tm.tm_mon++;
329 		if (tm.tm_mon == 1 &&
330 		    tm.tm_mday > 28 + isleap(tm.tm_year))
331 			tm.tm_mday = 28 + isleap(tm.tm_year);
332 		else if ((tm.tm_mon == 3 || tm.tm_mon == 5 ||
333 		    tm.tm_mon == 8 || tm.tm_mon == 10) && tm.tm_mday == 31)
334 			tm.tm_mday = 30;
335 		tm.tm_isdst = -1;
336 		REL_CHECK("month", now, tm);
337 
338 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
339 		tm.tm_mon += 2;		/* "next" means add 2 ... */
340 		if (tm.tm_mon == 13 &&
341 		    tm.tm_mday > 28 + isleap(tm.tm_year + 1))
342 			tm.tm_mday = 28 + isleap(tm.tm_year + 1);
343 		else if (tm.tm_mon == 8 && tm.tm_mday == 31)
344 			tm.tm_mday = 30;
345 		tm.tm_isdst = -1;
346 		REL_CHECK("next month", now, tm);
347 
348 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
349 		tm.tm_mon--;
350 		if (tm.tm_mon == 1 &&
351 		    tm.tm_mday > 28 + isleap(tm.tm_year))
352 			tm.tm_mday = 28 + isleap(tm.tm_year);
353 		else if ((tm.tm_mon == 3 || tm.tm_mon == 5 ||
354 		    tm.tm_mon == 8 || tm.tm_mon == 10) && tm.tm_mday == 31)
355 			tm.tm_mday = 30;
356 		tm.tm_isdst = -1;
357 		REL_CHECK("last month", now, tm);
358 
359 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
360 		tm.tm_mon += 6;
361 		if (tm.tm_mon == 13 &&
362 		    tm.tm_mday > 28 + isleap(tm.tm_year + 1))
363 			tm.tm_mday = 28 + isleap(tm.tm_year + 1);
364 		else if ((tm.tm_mon == 15 || tm.tm_mon == 17 ||
365 		    tm.tm_mon == 8 || tm.tm_mon == 10) && tm.tm_mday == 31)
366 			tm.tm_mday = 30;
367 		tm.tm_mday += 2;
368 		tm.tm_isdst = -1;
369 		REL_CHECK("+6 months 2 days", now, tm);
370 
371 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
372 		tm.tm_mon -= 9;
373 		if (tm.tm_mon == 1 && tm.tm_mday > 28 + isleap(tm.tm_year))
374 			tm.tm_mday = 28 + isleap(tm.tm_year);
375 		else if ((tm.tm_mon == -9 || tm.tm_mon == -7 ||
376 		    tm.tm_mon == -2) && tm.tm_mday == 31)
377 			tm.tm_mday = 30;
378 		tm.tm_isdst = -1;
379 		REL_CHECK("9 months ago", now, tm);
380 
381 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
382 		if (tm.tm_wday <= 2)
383 			tm.tm_mday -= 7;
384 		tm.tm_mday += 2 - tm.tm_wday;
385 		tm.tm_isdst = -1;
386 		tm.tm_hour = tm.tm_min = tm.tm_sec = 0;
387 		REL_CHECK("1 week ago Tu", now, tm);
388 
389 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
390 		tm.tm_isdst = -1;
391 		tm.tm_mday++;
392 		tm.tm_hour = tm.tm_min = tm.tm_sec = 0;
393 		REL_CHECK("midnight tomorrow", now, tm);
394 
395 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
396 		tm.tm_isdst = -1;
397 		tm.tm_mday++;
398 		tm.tm_hour = tm.tm_min = tm.tm_sec = 0;
399 		REL_CHECK("tomorrow midnight", now, tm);
400 
401 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
402 		tm.tm_isdst = -1;
403 		tm.tm_mday++;
404 		tm.tm_hour = 12;
405 		tm.tm_min = tm.tm_sec = 0;
406 		REL_CHECK("noon tomorrow", now, tm);
407 
408 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
409 		if (tm.tm_wday > 2)
410 			tm.tm_mday += 7;
411 		tm.tm_mday += 2 - tm.tm_wday;
412 		tm.tm_sec = tm.tm_min = tm.tm_hour = 0;
413 		tm.tm_isdst = -1;
414 		REL_CHECK("midnight Tuesday", now, tm);
415 
416 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
417 		if (tm.tm_wday > 2 + 1)
418 			tm.tm_mday += 7;
419 		tm.tm_mday += 2 - tm.tm_wday;
420 		tm.tm_mday++;	/* xxx midnight --> the next day */
421 		tm.tm_sec = tm.tm_min = tm.tm_hour = 0;
422 		tm.tm_isdst = -1;
423 		REL_CHECK("Tuesday midnight", now, tm);
424 	}
425 }
426 
427 ATF_TC(atsecs);
428 
429 ATF_TC_HEAD(atsecs, tc)
430 {
431 	atf_tc_set_md_var(tc, "descr", "Test seconds past the epoch");
432 }
433 
434 ATF_TC_BODY(atsecs, tc)
435 {
436 	int tzoff;
437 
438 	/* "@0" -> (time_t)0, regardless of timezone */
439 	ATF_CHECK(parsedate("@0", NULL, NULL) == (time_t)0);
440 	putenv(__UNCONST("TZ=Europe/Berlin"));
441 	tzset();
442 	ATF_CHECK(parsedate("@0", NULL, NULL) == (time_t)0);
443 	putenv(__UNCONST("TZ=America/New_York"));
444 	tzset();
445 	ATF_CHECK(parsedate("@0", NULL, NULL) == (time_t)0);
446 	tzoff = 0;
447 	ATF_CHECK(parsedate("@0", NULL, &tzoff) == (time_t)0);
448 	tzoff = 3600;
449 	ATF_CHECK(parsedate("@0", NULL, &tzoff) == (time_t)0);
450 	tzoff = -3600;
451 	ATF_CHECK(parsedate("@0", NULL, &tzoff) == (time_t)0);
452 
453 	/* -1 or other negative numbers are not errors */
454 	errno = 0;
455 	ATF_CHECK(parsedate("@-1", NULL, &tzoff) == (time_t)-1 && errno == 0);
456 	ATF_CHECK(parsedate("@-2", NULL, &tzoff) == (time_t)-2 && errno == 0);
457 
458 	/* junk is an error */
459 	errno = 0;
460 	ATF_CHECK(parsedate("@junk", NULL, NULL) == (time_t)-1 && errno != 0);
461 }
462 
463 ATF_TC(zones);
464 
465 ATF_TC_HEAD(zones, tc)
466 {
467 	atf_tc_set_md_var(tc, "descr", "Test parsing dates with zones");
468 }
469 
470 ATF_TC_BODY(zones, tc)
471 {
472 	parsecheck("2015-12-06 16:11:48 UTC", NULL, NULL, gmtime_r,
473 		2015, 12, 6, 16, 11, 48);
474 	parsecheck("2015-12-06 16:11:48 UT", NULL, NULL, gmtime_r,
475 		2015, 12, 6, 16, 11, 48);
476 	parsecheck("2015-12-06 16:11:48 GMT", NULL, NULL, gmtime_r,
477 		2015, 12, 6, 16, 11, 48);
478 	parsecheck("2015-12-06 16:11:48 +0000", NULL, NULL, gmtime_r,
479 		2015, 12, 6, 16, 11, 48);
480 
481 	parsecheck("2015-12-06 16:11:48 -0500", NULL, NULL, gmtime_r,
482 		2015, 12, 6, 21, 11, 48);
483 	parsecheck("2015-12-06 16:11:48 EST", NULL, NULL, gmtime_r,
484 		2015, 12, 6, 21, 11, 48);
485 	parsecheck("2015-12-06 16:11:48 EDT", NULL, NULL, gmtime_r,
486 		2015, 12, 6, 20, 11, 48);
487 	parsecheck("2015-12-06 16:11:48 +0500", NULL, NULL, gmtime_r,
488 		2015, 12, 6, 11, 11, 48);
489 
490 	parsecheck("2015-12-06 16:11:48 +1000", NULL, NULL, gmtime_r,
491 		2015, 12, 6, 6, 11, 48);
492 	parsecheck("2015-12-06 16:11:48 AEST", NULL, NULL, gmtime_r,
493 		2015, 12, 6, 6, 11, 48);
494 	parsecheck("2015-12-06 16:11:48 -1000", NULL, NULL, gmtime_r,
495 		2015, 12, 7, 2, 11, 48);
496 	parsecheck("2015-12-06 16:11:48 HST", NULL, NULL, gmtime_r,
497 		2015, 12, 7, 2, 11, 48);
498 
499 	parsecheck("2015-12-06 16:11:48 AWST", NULL, NULL, gmtime_r,
500 		2015, 12, 6, 8, 11, 48);
501 	parsecheck("2015-12-06 16:11:48 NZDT", NULL, NULL, gmtime_r,
502 		2015, 12, 6, 3, 11, 48);
503 
504         parsecheck("Sun, 6 Dec 2015 09:43:16 -0500", NULL, NULL, gmtime_r,
505 		2015, 12, 6, 14, 43, 16);
506 	parsecheck("Mon Dec  7 03:13:31 ICT 2015", NULL, NULL, gmtime_r,
507 		2015, 12, 6, 20, 13, 31);
508 	/* the day name is ignored when a day of month (etc) is given... */
509 	parsecheck("Sat Dec  7 03:13:31 ICT 2015", NULL, NULL, gmtime_r,
510 		2015, 12, 6, 20, 13, 31);
511 
512 
513 	parsecheck("2015-12-06 12:00:00 IDLW", NULL, NULL, gmtime_r,
514 		2015, 12, 7, 0, 0, 0);
515 	parsecheck("2015-12-06 12:00:00 IDLE", NULL, NULL, gmtime_r,
516 		2015, 12, 6, 0, 0, 0);
517 
518 	parsecheck("2015-12-06 21:17:33 NFT", NULL, NULL, gmtime_r,
519 		2015, 12, 7, 0, 47, 33);
520 	parsecheck("2015-12-06 21:17:33 ACST", NULL, NULL, gmtime_r,
521 		2015, 12, 6, 11, 47, 33);
522 	parsecheck("2015-12-06 21:17:33 +0717", NULL, NULL, gmtime_r,
523 		2015, 12, 6, 14, 0, 33);
524 
525 	parsecheck("2015-12-06 21:21:21 Z", NULL, NULL, gmtime_r,
526 		2015, 12, 6, 21, 21, 21);
527 	parsecheck("2015-12-06 21:21:21 A", NULL, NULL, gmtime_r,
528 		2015, 12, 6, 22, 21, 21);
529 	parsecheck("2015-12-06 21:21:21 G", NULL, NULL, gmtime_r,
530 		2015, 12, 7, 4, 21, 21);
531 	parsecheck("2015-12-06 21:21:21 M", NULL, NULL, gmtime_r,
532 		2015, 12, 7, 9, 21, 21);
533 	parsecheck("2015-12-06 21:21:21 N", NULL, NULL, gmtime_r,
534 		2015, 12, 6, 20, 21, 21);
535 	parsecheck("2015-12-06 21:21:21 T", NULL, NULL, gmtime_r,
536 		2015, 12, 6, 14, 21, 21);
537 	parsecheck("2015-12-06 21:21:21 Y", NULL, NULL, gmtime_r,
538 		2015, 12, 6, 9, 21, 21);
539 
540 }
541 
542 ATF_TC(gibberish);
543 
544 ATF_TC_HEAD(gibberish, tc)
545 {
546 	atf_tc_set_md_var(tc, "descr", "Test (not) parsing nonsense");
547 }
548 
549 ATF_TC_BODY(gibberish, tc)
550 {
551 	errno = 0;
552 	ATF_CHECK(parsedate("invalid nonsense", NULL, NULL) == (time_t)-1
553 	    && errno != 0);
554 	errno = 0;
555 	ATF_CHECK(parsedate("12th day of Christmas", NULL, NULL) == (time_t)-1
556 	    && errno != 0);
557 	errno = 0;
558 	ATF_CHECK(parsedate("2015-31-07 15:00", NULL, NULL) == (time_t)-1
559 	    && errno != 0);
560 	errno = 0;
561 	ATF_CHECK(parsedate("2015-02-29 10:01", NULL, NULL) == (time_t)-1
562 	    && errno != 0);
563 	errno = 0;
564 	ATF_CHECK(parsedate("2015-12-06 24:01", NULL, NULL) == (time_t)-1
565 	    && errno != 0);
566 	errno = 0;
567 	ATF_CHECK(parsedate("2015-12-06 14:61", NULL, NULL) == (time_t)-1
568 	    && errno != 0);
569 }
570 
571 ATF_TP_ADD_TCS(tp)
572 {
573 	ATF_TP_ADD_TC(tp, dates);
574 	ATF_TP_ADD_TC(tp, times);
575 	ATF_TP_ADD_TC(tp, dsttimes);
576 	ATF_TP_ADD_TC(tp, relative);
577 	ATF_TP_ADD_TC(tp, atsecs);
578 	ATF_TP_ADD_TC(tp, zones);
579 	ATF_TP_ADD_TC(tp, gibberish);
580 
581 	return atf_no_error();
582 }
583 
584