xref: /netbsd-src/tests/lib/libutil/t_parsedate.c (revision 23ae5a70c44f469a4fba33f52ac50c26a1aade23)
1 /* $NetBSD: t_parsedate.c,v 1.33 2022/05/02 19:57:50 christos 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 1.33 2022/05/02 19:57:50 christos 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
parsecheck(const char * datestr,const time_t * reftime,const int * zoff,struct tm * time_to_tm (const time_t *,struct tm *),int year,int month,int day,int hour,int minute,int second)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 	if (t == -1)
88 		return;
89 
90 	ATF_CHECK(time_to_tm(&t, &tm) != NULL);
91 	if (year != ANY)
92 		ATF_CHECK_MSG(tm.tm_year + 1900 == year,
93 		    "parsedate(%s) expected year %d got %d (+1900)\n",
94 		    argstr, year, (int)tm.tm_year);
95 	if (month != ANY)
96 		ATF_CHECK_MSG(tm.tm_mon + 1 == month,
97 		    "parsedate(%s) expected month %d got %d (+1)\n",
98 		    argstr, month, (int)tm.tm_mon);
99 	if (day != ANY)
100 		ATF_CHECK_MSG(tm.tm_mday == day,
101 		    "parsedate(%s) expected day %d got %d\n",
102 		    argstr, day, (int)tm.tm_mday);
103 	if (hour != ANY)
104 		ATF_CHECK_MSG(tm.tm_hour == hour,
105 		    "parsedate(%s) expected hour %d got %d\n",
106 		    argstr, hour, (int)tm.tm_hour);
107 	if (minute != ANY)
108 		ATF_CHECK_MSG(tm.tm_min == minute,
109 		    "parsedate(%s) expected minute %d got %d\n",
110 		    argstr, minute, (int)tm.tm_min);
111 	if (second != ANY)
112 		ATF_CHECK_MSG(tm.tm_sec == second,
113 		    "parsedate(%s) expected second %d got %d\n",
114 		    argstr, second, (int)tm.tm_sec);
115 }
116 
117 ATF_TC(dates);
118 
ATF_TC_HEAD(dates,tc)119 ATF_TC_HEAD(dates, tc)
120 {
121 	atf_tc_set_md_var(tc, "descr", "Test unambiguous dates"
122 	    " (PR lib/44255)");
123 }
124 
ATF_TC_BODY(dates,tc)125 ATF_TC_BODY(dates, tc)
126 {
127 
128 	parsecheck("9/10/68", NULL, NULL, localtime_r,
129 		2068, 9, 10, 0, 0, 0); /* year < 69: add 2000 */
130 	parsecheck("9/10/69", NULL, NULL, localtime_r,
131 		1969, 9, 10, 0, 0, 0); /* 69 <= year < 100: add 1900 */
132 	parsecheck("68-09-10", NULL, NULL, localtime_r,
133 		68, 9, 10, 0, 0, 0); /* ISO8601 year remains unchanged */
134 	parsecheck("70-09-10", NULL, NULL, localtime_r,
135 		70, 9, 10, 0, 0, 0); /* ISO8601 year remains unchanged */
136 	parsecheck("2006-11-17", NULL, NULL, localtime_r,
137 		2006, 11, 17, 0, 0, 0);
138 	parsecheck("10/1/2000", NULL, NULL, localtime_r,
139 		2000, 10, 1, 0, 0, 0); /* month/day/year */
140 	parsecheck("12/01/2022", NULL, NULL, localtime_r,
141 		2022, 12, 1, 0, 0, 0); /* month/day/year, December */
142 	parsecheck("20 Jun 1994", NULL, NULL, localtime_r,
143 		1994, 6, 20, 0, 0, 0);
144 	parsecheck("97 September 2", NULL, NULL, localtime_r,
145 		1997, 9, 2, 0, 0, 0);
146 	parsecheck("23jun2001", NULL, NULL, localtime_r,
147 		2001, 6, 23, 0, 0, 0);
148 	parsecheck("1-sep-06", NULL, NULL, localtime_r,
149 		2006, 9, 1, 0, 0, 0);
150 	parsecheck("1/11", NULL, NULL, localtime_r,
151 		ANY, 1, 11, 0, 0, 0); /* month/day */
152 	parsecheck("1500-01-02", NULL, NULL, localtime_r,
153 		1500, 1, 2, 0, 0, 0);
154 	parsecheck("9999-12-21", NULL, NULL, localtime_r,
155 		9999, 12, 21, 0, 0, 0);
156 	parsecheck("2015.12.07.08.07.35", NULL, NULL, localtime_r,
157 		2015, 12, 7, 8, 7, 35);
158 }
159 
160 ATF_TC(times);
161 
ATF_TC_HEAD(times,tc)162 ATF_TC_HEAD(times, tc)
163 {
164 	atf_tc_set_md_var(tc, "descr", "Test times"
165 	    " (PR lib/44255)");
166 }
167 
ATF_TC_BODY(times,tc)168 ATF_TC_BODY(times, tc)
169 {
170 
171 	parsecheck("10:01", NULL, NULL, localtime_r,
172 		ANY, ANY, ANY, 10, 1, 0);
173 	parsecheck("10:12pm", NULL, NULL, localtime_r,
174 		ANY, ANY, ANY, 22, 12, 0);
175 	parsecheck("12:11:01.000012", NULL, NULL, localtime_r,
176 		ANY, ANY, ANY, 12, 11, 1);
177 	parsecheck("12:21-0500", NULL, NULL, gmtime_r,
178 		ANY, ANY, ANY, 12+5, 21, 0);
179 	/* numeric zones not permitted with am/pm ... */
180 	parsecheck("7 a.m. ICT", NULL, NULL, gmtime_r,
181 		ANY, ANY, ANY, 7-7, 0, 0);
182 	parsecheck("midnight", NULL, NULL, localtime_r,
183 		ANY, ANY, ANY, 0, 0, 0);
184 	parsecheck("mn", NULL, NULL, localtime_r,
185 		ANY, ANY, ANY, 0, 0, 0);
186 	parsecheck("noon", NULL, NULL, localtime_r,
187 		ANY, ANY, ANY, 12, 0, 0);
188 
189 	/*
190 	 * The following tests used to trigger the bug from PR lib/52101
191 	 * but that is fixed now.
192 	 *
193 	atf_tc_expect_fail("PR lib/52101");
194 	 */
195 
196 	parsecheck("12:30 am", NULL, NULL, localtime_r,
197 		ANY, ANY, ANY, 0, 30, 0);
198 	parsecheck("12:30 pm", NULL, NULL, localtime_r,
199 		ANY, ANY, ANY, 12, 30, 0);
200 
201 	/*
202 	 * Technically, these are invalid, noon and midnight
203 	 * are neither am, nor pm, but this is what people expect...
204 	 */
205 	parsecheck("12:00:00 am", NULL, NULL, localtime_r,
206 		ANY, ANY, ANY, 0, 0, 0);
207 	parsecheck("12:00:00 pm", NULL, NULL, localtime_r,
208 		ANY, ANY, ANY, 12, 0, 0);
209 	parsecheck("12am", NULL, NULL, localtime_r,
210 		ANY, ANY, ANY, 0, 0, 0);
211 	parsecheck("12pm", NULL, NULL, localtime_r,
212 		ANY, ANY, ANY, 12, 0, 0);
213 
214 	/* end 52101 bug tests */
215 
216 	parsecheck("12 noon", NULL, NULL, localtime_r,
217 		ANY, ANY, ANY, 12, 0, 0);
218 	parsecheck("12 midnight", NULL, NULL, localtime_r,
219 		ANY, ANY, ANY, 0, 0, 0);
220 	parsecheck("12 midday", NULL, NULL, localtime_r,	/* unlikely! */
221 		ANY, ANY, ANY, 12, 0, 0);
222 	parsecheck("12 mn", NULL, NULL, localtime_r,
223 		ANY, ANY, ANY, 0, 0, 0);
224 
225 	parsecheck("12:00 noon", NULL, NULL, localtime_r,
226 		ANY, ANY, ANY, 12, 0, 0);
227 	parsecheck("12:00 midnight", NULL, NULL, localtime_r,
228 		ANY, ANY, ANY, 0, 0, 0);
229 	parsecheck("12:00:00 noon", NULL, NULL, localtime_r,
230 		ANY, ANY, ANY, 12, 0, 0);
231 	parsecheck("12:00:00 midnight", NULL, NULL, localtime_r,
232 		ANY, ANY, ANY, 0, 0, 0);
233 }
234 
235 ATF_TC(dsttimes);
236 
ATF_TC_HEAD(dsttimes,tc)237 ATF_TC_HEAD(dsttimes, tc)
238 {
239 	atf_tc_set_md_var(tc, "descr", "Test DST transition times"
240 	    " (PR lib/47916)");
241 }
242 
ATF_TC_BODY(dsttimes,tc)243 ATF_TC_BODY(dsttimes, tc)
244 {
245 	struct tm tm;
246 	time_t t;
247 	int tzoff;
248 
249 	putenv(__UNCONST("TZ=EST"));
250 	tzset();
251 	parsecheck("12:0", NULL, NULL, localtime_r,
252 		ANY, ANY, ANY, 12, 0, 0);
253 
254 	putenv(__UNCONST("TZ=Asia/Tokyo"));
255 	tzset();
256 	parsecheck("12:0", NULL, NULL, localtime_r,
257 		ANY, ANY, ANY, 12, 0, 0);
258 
259 	/*
260 	 * When the effective local time is Tue Jul  9 13:21:53 BST 2013,
261 	 * check mktime("14:00")
262 	 */
263 	putenv(__UNCONST("TZ=Europe/London"));
264 	tzset();
265 	tm = (struct tm){
266 		.tm_year = 2013-1900, .tm_mon = 7-1, .tm_mday = 9,
267 		.tm_hour = 13, .tm_min = 21, .tm_sec = 53,
268 		.tm_isdst = 0 };
269 	t = mktime(&tm);
270 	ATF_CHECK(t != (time_t)-1);
271 	parsecheck("14:00", &t, NULL, localtime_r,
272 		2013, 7, 9, 14, 0, 0);
273 	tzoff = -60; /* British Summer Time */
274 	parsecheck("14:00", &t, &tzoff, localtime_r,
275 		2013, 7, 9, 14, 0, 0);
276 }
277 
278 ATF_TC(relative);
279 
ATF_TC_HEAD(relative,tc)280 ATF_TC_HEAD(relative, tc)
281 {
282 	atf_tc_set_md_var(tc, "descr", "Test relative items"
283 	    " (PR lib/44255)");
284 }
285 
ATF_TC_BODY(relative,tc)286 ATF_TC_BODY(relative, tc)
287 {
288 	struct tm tm;
289 	time_t now;
290 
291 #define REL_CHECK(s, now, tm) do {					\
292 	time_t p, q;							\
293 	char nb[30], pb[30], qb[30];					\
294 	p = parsedate(s, &now, NULL);					\
295 	q = mktime(&tm);						\
296 	ATF_CHECK_EQ_MSG(p, q,						\
297 	    "From %jd (%24.24s) using \"%s\", obtained %jd (%24.24s); expected %jd (%24.24s)", \
298 	    (uintmax_t)now, ctime_r(&now, nb),				\
299 	    s, (uintmax_t)p, ctime_r(&p, pb), (uintmax_t)q, 		\
300 	    ctime_r(&q, qb));						\
301     } while (/*CONSTCOND*/0)
302 
303 #define isleap(yr) (((yr) & 3) == 0 && (((yr) % 100) != 0 ||		\
304 			((1900+(yr)) % 400) == 0))
305 
306 	ATF_CHECK(parsedate("-1 month", NULL, NULL) != -1);
307 	ATF_CHECK(parsedate("last friday", NULL, NULL) != -1);
308 	ATF_CHECK(parsedate("one week ago", NULL, NULL) != -1);
309 	ATF_CHECK(parsedate("this thursday", NULL, NULL) != -1);
310 	ATF_CHECK(parsedate("next sunday", NULL, NULL) != -1);
311 	ATF_CHECK(parsedate("+2 years", NULL, NULL) != -1);
312 
313 	/*
314 	 * Test relative to a number of fixed dates.  Avoid the
315 	 * edges of the time_t range to avert under- or overflow
316 	 * of the relative date, and use a prime step for maximum
317 	 * coverage of different times of day/week/month/year.
318 	 */
319 	for (now = 0x00FFFFFF; now < 0xFF000000; now += 3777779) {
320 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
321 		tm.tm_mday--;
322 		/* "yesterday" leaves time untouched */
323 		tm.tm_isdst = -1;
324 		REL_CHECK("yesterday", now, tm);
325 
326 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
327 		tm.tm_mday++;
328 		/* as does "tomorrow" */
329 		tm.tm_isdst = -1;
330 		REL_CHECK("tomorrow", now, tm);
331 
332 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
333 		if (tm.tm_wday > 4)
334 			tm.tm_mday += 7;
335 		tm.tm_mday += 4 - tm.tm_wday;
336 		/* if a day name is mentioned, it means midnight (by default) */
337 		tm.tm_sec = tm.tm_min = tm.tm_hour = 0;
338 		tm.tm_isdst = -1;
339 		REL_CHECK("this thursday", now, tm);
340 
341 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
342 		tm.tm_mday += 14 - (tm.tm_wday ? tm.tm_wday : 7);
343 		tm.tm_sec = tm.tm_min = tm.tm_hour = 0;
344 		tm.tm_isdst = -1;
345 		REL_CHECK("next sunday", now, tm);
346 
347 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
348 		if (tm.tm_wday <= 5)
349 			tm.tm_mday -= 7;
350 		tm.tm_mday += 5 - tm.tm_wday;
351 		tm.tm_sec = tm.tm_min = 0;
352 		tm.tm_hour = 16;
353 		tm.tm_isdst = -1;
354 		REL_CHECK("last friday 4 p.m.", now, tm);
355 
356 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
357 		tm.tm_mday += 14;
358 		if (tm.tm_wday > 3)
359 			tm.tm_mday += 7;
360 		tm.tm_mday += 3 - tm.tm_wday;
361 		tm.tm_sec = tm.tm_min = 0;
362 		tm.tm_hour = 3;
363 		tm.tm_isdst = -1;
364 		REL_CHECK("we fortnight 3 a.m.", now, tm);
365 
366 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
367 		tm.tm_min -= 5;
368 		tm.tm_isdst = -1;
369 		REL_CHECK("5 minutes ago", now, tm);
370 
371 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
372 		tm.tm_hour++;
373 		tm.tm_min += 37;
374 		tm.tm_isdst = -1;
375 		REL_CHECK("97 minutes", now, tm);
376 
377 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
378 		tm.tm_mon++;
379 		if (tm.tm_mon == 1 &&
380 		    tm.tm_mday > 28 + isleap(tm.tm_year))
381 			tm.tm_mday = 28 + isleap(tm.tm_year);
382 		else if ((tm.tm_mon == 3 || tm.tm_mon == 5 ||
383 		    tm.tm_mon == 8 || tm.tm_mon == 10) && tm.tm_mday == 31)
384 			tm.tm_mday = 30;
385 		tm.tm_isdst = -1;
386 		REL_CHECK("month", now, tm);
387 
388 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
389 		tm.tm_mon += 2;		/* "next" means add 2 ... */
390 		if (tm.tm_mon == 13 &&
391 		    tm.tm_mday > 28 + isleap(tm.tm_year + 1))
392 			tm.tm_mday = 28 + isleap(tm.tm_year + 1);
393 		else if (tm.tm_mon == 8 && tm.tm_mday == 31)
394 			tm.tm_mday = 30;
395 		tm.tm_isdst = -1;
396 		REL_CHECK("next month", now, tm);
397 
398 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
399 		tm.tm_mon--;
400 		if (tm.tm_mon == 1 &&
401 		    tm.tm_mday > 28 + isleap(tm.tm_year))
402 			tm.tm_mday = 28 + isleap(tm.tm_year);
403 		else if ((tm.tm_mon == 3 || tm.tm_mon == 5 ||
404 		    tm.tm_mon == 8 || tm.tm_mon == 10) && tm.tm_mday == 31)
405 			tm.tm_mday = 30;
406 		tm.tm_isdst = -1;
407 		REL_CHECK("last month", now, tm);
408 
409 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
410 		tm.tm_mon += 6;
411 		if (tm.tm_mon == 13 &&
412 		    tm.tm_mday > 28 + isleap(tm.tm_year + 1))
413 			tm.tm_mday = 28 + isleap(tm.tm_year + 1);
414 		else if ((tm.tm_mon == 15 || tm.tm_mon == 17 ||
415 		    tm.tm_mon == 8 || tm.tm_mon == 10) && tm.tm_mday == 31)
416 			tm.tm_mday = 30;
417 		tm.tm_mday += 2;
418 		tm.tm_isdst = -1;
419 		REL_CHECK("+6 months 2 days", now, tm);
420 
421 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
422 		tm.tm_mon -= 9;
423 		if (tm.tm_mon == 1 && tm.tm_mday > 28 + isleap(tm.tm_year))
424 			tm.tm_mday = 28 + isleap(tm.tm_year);
425 		else if ((tm.tm_mon == -9 || tm.tm_mon == -7 ||
426 		    tm.tm_mon == -2) && tm.tm_mday == 31)
427 			tm.tm_mday = 30;
428 		tm.tm_isdst = -1;
429 		REL_CHECK("9 months ago", now, tm);
430 
431 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
432 		if (tm.tm_wday <= 2)
433 			tm.tm_mday -= 7;
434 		tm.tm_mday += 2 - tm.tm_wday;
435 		tm.tm_isdst = -1;
436 		tm.tm_hour = tm.tm_min = tm.tm_sec = 0;
437 		REL_CHECK("1 week ago Tu", now, tm);
438 
439 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
440 		tm.tm_isdst = -1;
441 		tm.tm_mday++;
442 		tm.tm_hour = tm.tm_min = tm.tm_sec = 0;
443 		REL_CHECK("midnight tomorrow", now, tm);
444 
445 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
446 		tm.tm_isdst = -1;
447 		tm.tm_mday++;
448 		tm.tm_hour = tm.tm_min = tm.tm_sec = 0;
449 		REL_CHECK("tomorrow midnight", now, tm);
450 
451 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
452 		tm.tm_isdst = -1;
453 		tm.tm_mday++;
454 		tm.tm_hour = 12;
455 		tm.tm_min = tm.tm_sec = 0;
456 		REL_CHECK("noon tomorrow", now, tm);
457 
458 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
459 		if (tm.tm_wday > 2)
460 			tm.tm_mday += 7;
461 		tm.tm_mday += 2 - tm.tm_wday;
462 		tm.tm_sec = tm.tm_min = tm.tm_hour = 0;
463 		tm.tm_isdst = -1;
464 		REL_CHECK("midnight Tuesday", now, tm);
465 
466 		ATF_CHECK(localtime_r(&now, &tm) != NULL);
467 		if (tm.tm_wday > 2 + 1)
468 			tm.tm_mday += 7;
469 		tm.tm_mday += 2 - tm.tm_wday;
470 		tm.tm_mday++;	/* xxx midnight --> the next day */
471 		tm.tm_sec = tm.tm_min = tm.tm_hour = 0;
472 		tm.tm_isdst = -1;
473 		REL_CHECK("Tuesday midnight", now, tm);
474 	}
475 }
476 
477 ATF_TC(atsecs);
478 
ATF_TC_HEAD(atsecs,tc)479 ATF_TC_HEAD(atsecs, tc)
480 {
481 	atf_tc_set_md_var(tc, "descr", "Test seconds past the epoch");
482 }
483 
ATF_TC_BODY(atsecs,tc)484 ATF_TC_BODY(atsecs, tc)
485 {
486 	int tzoff;
487 
488 	/* "@0" -> (time_t)0, regardless of timezone */
489 	ATF_CHECK(parsedate("@0", NULL, NULL) == (time_t)0);
490 	putenv(__UNCONST("TZ=Europe/Berlin"));
491 	tzset();
492 	ATF_CHECK(parsedate("@0", NULL, NULL) == (time_t)0);
493 	putenv(__UNCONST("TZ=America/New_York"));
494 	tzset();
495 	ATF_CHECK(parsedate("@0", NULL, NULL) == (time_t)0);
496 	tzoff = 0;
497 	ATF_CHECK(parsedate("@0", NULL, &tzoff) == (time_t)0);
498 	tzoff = 3600;
499 	ATF_CHECK(parsedate("@0", NULL, &tzoff) == (time_t)0);
500 	tzoff = -3600;
501 	ATF_CHECK(parsedate("@0", NULL, &tzoff) == (time_t)0);
502 
503 	/* -1 or other negative numbers are not errors */
504 	errno = 0;
505 	ATF_CHECK(parsedate("@-1", NULL, &tzoff) == (time_t)-1 && errno == 0);
506 	ATF_CHECK(parsedate("@-2", NULL, &tzoff) == (time_t)-2 && errno == 0);
507 
508 	/* junk is an error */
509 	errno = 0;
510 	ATF_CHECK(parsedate("@junk", NULL, NULL) == (time_t)-1 && errno != 0);
511 }
512 
513 ATF_TC(zones);
514 
ATF_TC_HEAD(zones,tc)515 ATF_TC_HEAD(zones, tc)
516 {
517 	atf_tc_set_md_var(tc, "descr", "Test parsing dates with zones");
518 }
519 
ATF_TC_BODY(zones,tc)520 ATF_TC_BODY(zones, tc)
521 {
522 	parsecheck("2015-12-06 16:11:48 UTC", NULL, NULL, gmtime_r,
523 		2015, 12, 6, 16, 11, 48);
524 	parsecheck("2015-12-06 16:11:48 UT", NULL, NULL, gmtime_r,
525 		2015, 12, 6, 16, 11, 48);
526 	parsecheck("2015-12-06 16:11:48 GMT", NULL, NULL, gmtime_r,
527 		2015, 12, 6, 16, 11, 48);
528 	parsecheck("2015-12-06 16:11:48 +0000", NULL, NULL, gmtime_r,
529 		2015, 12, 6, 16, 11, 48);
530 
531 	parsecheck("2015-12-06 16:11:48 -0500", NULL, NULL, gmtime_r,
532 		2015, 12, 6, 21, 11, 48);
533 	parsecheck("2015-12-06 16:11:48 EST", NULL, NULL, gmtime_r,
534 		2015, 12, 6, 21, 11, 48);
535 	parsecheck("2015-12-06 16:11:48 EDT", NULL, NULL, gmtime_r,
536 		2015, 12, 6, 20, 11, 48);
537 	parsecheck("2015-12-06 16:11:48 +0500", NULL, NULL, gmtime_r,
538 		2015, 12, 6, 11, 11, 48);
539 
540 	parsecheck("2015-12-06 16:11:48 +1000", NULL, NULL, gmtime_r,
541 		2015, 12, 6, 6, 11, 48);
542 	parsecheck("2015-12-06 16:11:48 AEST", NULL, NULL, gmtime_r,
543 		2015, 12, 6, 6, 11, 48);
544 	parsecheck("2015-12-06 16:11:48 -1000", NULL, NULL, gmtime_r,
545 		2015, 12, 7, 2, 11, 48);
546 	parsecheck("2015-12-06 16:11:48 HST", NULL, NULL, gmtime_r,
547 		2015, 12, 7, 2, 11, 48);
548 
549 	parsecheck("2015-12-06 16:11:48 AWST", NULL, NULL, gmtime_r,
550 		2015, 12, 6, 8, 11, 48);
551 	parsecheck("2015-12-06 16:11:48 NZDT", NULL, NULL, gmtime_r,
552 		2015, 12, 6, 3, 11, 48);
553 
554         parsecheck("Sun, 6 Dec 2015 09:43:16 -0500", NULL, NULL, gmtime_r,
555 		2015, 12, 6, 14, 43, 16);
556 	parsecheck("Mon Dec  7 03:13:31 ICT 2015", NULL, NULL, gmtime_r,
557 		2015, 12, 6, 20, 13, 31);
558 	/* the day name is ignored when a day of month (etc) is given... */
559 	parsecheck("Sat Dec  7 03:13:31 ICT 2015", NULL, NULL, gmtime_r,
560 		2015, 12, 6, 20, 13, 31);
561 
562 
563 	parsecheck("2015-12-06 12:00:00 IDLW", NULL, NULL, gmtime_r,
564 		2015, 12, 7, 0, 0, 0);
565 	parsecheck("2015-12-06 12:00:00 IDLE", NULL, NULL, gmtime_r,
566 		2015, 12, 6, 0, 0, 0);
567 
568 	parsecheck("2015-12-06 21:17:33 NFT", NULL, NULL, gmtime_r,
569 		2015, 12, 7, 0, 47, 33);
570 	parsecheck("2015-12-06 21:17:33 ACST", NULL, NULL, gmtime_r,
571 		2015, 12, 6, 11, 47, 33);
572 	parsecheck("2015-12-06 21:17:33 +0717", NULL, NULL, gmtime_r,
573 		2015, 12, 6, 14, 0, 33);
574 
575 	parsecheck("2015-12-06 21:21:21 Z", NULL, NULL, gmtime_r,
576 		2015, 12, 6, 21, 21, 21);
577 	parsecheck("2015-12-06 21:21:21 A", NULL, NULL, gmtime_r,
578 		2015, 12, 6, 22, 21, 21);
579 	parsecheck("2015-12-06 21:21:21 G", NULL, NULL, gmtime_r,
580 		2015, 12, 7, 4, 21, 21);
581 	parsecheck("2015-12-06 21:21:21 M", NULL, NULL, gmtime_r,
582 		2015, 12, 7, 9, 21, 21);
583 	parsecheck("2015-12-06 21:21:21 N", NULL, NULL, gmtime_r,
584 		2015, 12, 6, 20, 21, 21);
585 	parsecheck("2015-12-06 21:21:21 T", NULL, NULL, gmtime_r,
586 		2015, 12, 6, 14, 21, 21);
587 	parsecheck("2015-12-06 21:21:21 Y", NULL, NULL, gmtime_r,
588 		2015, 12, 6, 9, 21, 21);
589 
590 }
591 
592 ATF_TC(gibberish);
593 
ATF_TC_HEAD(gibberish,tc)594 ATF_TC_HEAD(gibberish, tc)
595 {
596 	atf_tc_set_md_var(tc, "descr", "Test (not) parsing nonsense");
597 }
598 
ATF_TC_BODY(gibberish,tc)599 ATF_TC_BODY(gibberish, tc)
600 {
601 	errno = 0;
602 	ATF_CHECK(parsedate("invalid nonsense", NULL, NULL) == (time_t)-1
603 	    && errno != 0);
604 	errno = 0;
605 	ATF_CHECK(parsedate("12th day of Christmas", NULL, NULL) == (time_t)-1
606 	    && errno != 0);
607 	errno = 0;
608 	ATF_CHECK(parsedate("2015-31-07 15:00", NULL, NULL) == (time_t)-1
609 	    && errno != 0);
610 	errno = 0;
611 	ATF_CHECK(parsedate("2015-02-29 10:01", NULL, NULL) == (time_t)-1
612 	    && errno != 0);
613 	errno = 0;
614 	ATF_CHECK(parsedate("2015-12-06 24:01", NULL, NULL) == (time_t)-1
615 	    && errno != 0);
616 	errno = 0;
617 	ATF_CHECK(parsedate("2015-12-06 14:61", NULL, NULL) == (time_t)-1
618 	    && errno != 0);
619 }
620 
ATF_TP_ADD_TCS(tp)621 ATF_TP_ADD_TCS(tp)
622 {
623 	setenv("TZ", "UTC", 1);
624 	tzset();
625 	ATF_TP_ADD_TC(tp, dates);
626 	ATF_TP_ADD_TC(tp, times);
627 	ATF_TP_ADD_TC(tp, dsttimes);
628 	ATF_TP_ADD_TC(tp, relative);
629 	ATF_TP_ADD_TC(tp, atsecs);
630 	ATF_TP_ADD_TC(tp, zones);
631 	ATF_TP_ADD_TC(tp, gibberish);
632 
633 	return atf_no_error();
634 }
635 
636