src/test/test-calendarspec.c

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2
   3 #include "alloc-util.h"
   4 #include "calendarspec.h"
   5 #include "env-util.h"
   6 #include "errno-util.h"
   7 #include "string-util.h"
   8
   9 static void _test_one(int line, const char *input, const char *output) {
  10         CalendarSpec *c;
  11         _cleanup_free_ char *p = NULL, *q = NULL;
  12         usec_t u;
  13         int r;
  14
  15         assert_se(calendar_spec_from_string(input, &c) >= 0);
  16
  17         assert_se(calendar_spec_to_string(c, &p) >= 0);
  18         log_info("line %d: \"%s\" → \"%s\"", line, input, p);
  19
  20         assert_se(streq(p, output));
  21
  22         u = now(CLOCK_REALTIME);
  23         r = calendar_spec_next_usec(c, u, &u);
  24         log_info("Next: %s", r < 0 ? strerror_safe(r) : FORMAT_TIMESTAMP(u));
  25         calendar_spec_free(c);
  26
  27         assert_se(calendar_spec_from_string(p, &c) >= 0);
  28         assert_se(calendar_spec_to_string(c, &q) >= 0);
  29         calendar_spec_free(c);
  30
  31         assert_se(streq(q, p));
  32 }
  33 #define test_one(input, output) _test_one(__LINE__, input, output)
  34
  35 static void _test_next(int line, const char *input, const char *new_tz, usec_t after, usec_t expect) {
  36         CalendarSpec *c;
  37         usec_t u;
  38         char *old_tz;
  39         char buf[FORMAT_TIMESTAMP_MAX];
  40         int r;
  41
  42         old_tz = getenv("TZ");
  43         if (old_tz)
  44                 old_tz = strdupa(old_tz);
  45
  46         if (!isempty(new_tz))
  47                 new_tz = strjoina(":", new_tz);
  48
  49         assert_se(set_unset_env("TZ", new_tz, true) == 0);
  50         tzset();
  51
  52         assert_se(calendar_spec_from_string(input, &c) >= 0);
  53
  54         log_info("line %d: \"%s\" new_tz=%s", line, input, strnull(new_tz));
  55
  56         u = after;
  57         r = calendar_spec_next_usec(c, after, &u);
  58         log_info("At: %s", r < 0 ? strerror_safe(r) : format_timestamp_style(buf, sizeof buf, u, TIMESTAMP_US));
  59         if (expect != USEC_INFINITY)
  60                 assert_se(r >= 0 && u == expect);
  61         else
  62                 assert(r == -ENOENT);
  63
  64         calendar_spec_free(c);
  65
  66         assert_se(set_unset_env("TZ", old_tz, true) == 0);
  67         tzset();
  68 }
  69 #define test_next(input, new_tz, after, expect) _test_next(__LINE__, input,new_tz,after,expect)
  70
  71 static void test_timestamp(void) {
  72         char buf[FORMAT_TIMESTAMP_MAX];
  73         _cleanup_free_ char *t = NULL;
  74         CalendarSpec *c;
  75         usec_t x, y;
  76
  77         /* Ensure that a timestamp is also a valid calendar specification. Convert forth and back */
  78
  79         x = now(CLOCK_REALTIME);
  80
  81         assert_se(format_timestamp_style(buf, sizeof buf, x, TIMESTAMP_US));
  82         log_info("%s", buf);
  83         assert_se(calendar_spec_from_string(buf, &c) >= 0);
  84         assert_se(calendar_spec_to_string(c, &t) >= 0);
  85         calendar_spec_free(c);
  86         log_info("%s", t);
  87
  88         assert_se(parse_timestamp(t, &y) >= 0);
  89         assert_se(y == x);
  90 }
  91
  92 static void test_hourly_bug_4031(void) {
  93         CalendarSpec *c;
  94         usec_t n, u, w;
  95         char buf[FORMAT_TIMESTAMP_MAX], zaf[FORMAT_TIMESTAMP_MAX];
  96         int r;
  97
  98         assert_se(calendar_spec_from_string("hourly", &c) >= 0);
  99         n = now(CLOCK_REALTIME);
 100         assert_se((r = calendar_spec_next_usec(c, n, &u)) >= 0);
 101
 102         log_info("Now: %s (%"PRIu64")", format_timestamp_style(buf, sizeof buf, n, TIMESTAMP_US), n);
 103         log_info("Next hourly: %s (%"PRIu64")", r < 0 ? strerror_safe(r) : format_timestamp_style(buf, sizeof buf, u, TIMESTAMP_US), u);
 104
 105         assert_se((r = calendar_spec_next_usec(c, u, &w)) >= 0);
 106         log_info("Next hourly: %s (%"PRIu64")", r < 0 ? strerror_safe(r) : format_timestamp_style(zaf, sizeof zaf, w, TIMESTAMP_US), w);
 107
 108         assert_se(n < u);
 109         assert_se(u <= n + USEC_PER_HOUR);
 110         assert_se(u < w);
 111         assert_se(w <= u + USEC_PER_HOUR);
 112
 113         calendar_spec_free(c);
 114 }
 115
 116 int main(int argc, char* argv[]) {
 117         CalendarSpec *c;
 118
 119         test_one("Sat,Thu,Mon-Wed,Sat-Sun", "Mon..Thu,Sat,Sun *-*-* 00:00:00");
 120         test_one("Sat,Thu,Mon..Wed,Sat..Sun", "Mon..Thu,Sat,Sun *-*-* 00:00:00");
 121         test_one("Mon,Sun 12-*-* 2,1:23", "Mon,Sun 2012-*-* 01,02:23:00");
 122         test_one("Wed *-1", "Wed *-*-01 00:00:00");
 123         test_one("Wed-Wed,Wed *-1", "Wed *-*-01 00:00:00");
 124         test_one("Wed..Wed,Wed *-1", "Wed *-*-01 00:00:00");
 125         test_one("Wed, 17:48", "Wed *-*-* 17:48:00");
 126         test_one("Wednesday,", "Wed *-*-* 00:00:00");
 127         test_one("Wed-Sat,Tue 12-10-15 1:2:3", "Tue..Sat 2012-10-15 01:02:03");
 128         test_one("Wed..Sat,Tue 12-10-15 1:2:3", "Tue..Sat 2012-10-15 01:02:03");
 129         test_one("*-*-7 0:0:0", "*-*-07 00:00:00");
 130         test_one("10-15", "*-10-15 00:00:00");
 131         test_one("monday *-12-* 17:00", "Mon *-12-* 17:00:00");
 132         test_one("Mon,Fri *-*-3,1,2 *:30:45", "Mon,Fri *-*-01,02,03 *:30:45");
 133         test_one("12,14,13,12:20,10,30", "*-*-* 12,13,14:10,20,30:00");
 134         test_one("mon,fri *-1/2-1,3 *:30:45", "Mon,Fri *-01/2-01,03 *:30:45");
 135         test_one("03-05 08:05:40", "*-03-05 08:05:40");
 136         test_one("08:05:40", "*-*-* 08:05:40");
 137         test_one("05:40", "*-*-* 05:40:00");
 138         test_one("Sat,Sun 12-05 08:05:40", "Sat,Sun *-12-05 08:05:40");
 139         test_one("Sat,Sun 08:05:40", "Sat,Sun *-*-* 08:05:40");
 140         test_one("2003-03-05 05:40", "2003-03-05 05:40:00");
 141         test_one("2003-03-05", "2003-03-05 00:00:00");
 142         test_one("03-05", "*-03-05 00:00:00");
 143         test_one("hourly", "*-*-* *:00:00");
 144         test_one("daily", "*-*-* 00:00:00");
 145         test_one("monthly", "*-*-01 00:00:00");
 146         test_one("weekly", "Mon *-*-* 00:00:00");
 147         test_one("minutely", "*-*-* *:*:00");
 148         test_one("quarterly", "*-01,04,07,10-01 00:00:00");
 149         test_one("semi-annually", "*-01,07-01 00:00:00");
 150         test_one("annually", "*-01-01 00:00:00");
 151         test_one("*:2/3", "*-*-* *:02/3:00");
 152         test_one("2015-10-25 01:00:00 uTc", "2015-10-25 01:00:00 UTC");
 153         test_one("2015-10-25 01:00:00 Asia/Vladivostok", "2015-10-25 01:00:00 Asia/Vladivostok");
 154         test_one("weekly Pacific/Auckland", "Mon *-*-* 00:00:00 Pacific/Auckland");
 155         test_one("2016-03-27 03:17:00.4200005", "2016-03-27 03:17:00.420001");
 156         test_one("2016-03-27 03:17:00/0.42", "2016-03-27 03:17:00/0.420000");
 157         test_one("9..11,13:00,30", "*-*-* 09..11,13:00,30:00");
 158         test_one("1..3-1..3 1..3:1..3", "*-01..03-01..03 01..03:01..03:00");
 159         test_one("00:00:1.125..2.125", "*-*-* 00:00:01.125000..02.125000");
 160         test_one("00:00:1.0..3.8", "*-*-* 00:00:01..03");
 161         test_one("00:00:01..03", "*-*-* 00:00:01..03");
 162         test_one("00:00:01/2,02..03", "*-*-* 00:00:01/2,02..03");
 163         test_one("*-*~1 Utc", "*-*~01 00:00:00 UTC");
 164         test_one("*-*~05,3 ", "*-*~03,05 00:00:00");
 165         test_one("*-*~* 00:00:00", "*-*-* 00:00:00");
 166         test_one("Monday", "Mon *-*-* 00:00:00");
 167         test_one("Monday *-*-*", "Mon *-*-* 00:00:00");
 168         test_one("*-*-*", "*-*-* 00:00:00");
 169         test_one("*:*:*", "*-*-* *:*:*");
 170         test_one("*:*", "*-*-* *:*:00");
 171         test_one("12:*", "*-*-* 12:*:00");
 172         test_one("*:30", "*-*-* *:30:00");
 173         test_one("93..00-*-*", "1993..2000-*-* 00:00:00");
 174         test_one("00..07-*-*", "2000..2007-*-* 00:00:00");
 175         test_one("*:20..39/5", "*-*-* *:20..35/5:00");
 176         test_one("00:00:20..40/1", "*-*-* 00:00:20..40");
 177         test_one("*~03/1,03..05", "*-*~03/1,03..05 00:00:00");
 178         /* UNIX timestamps are always UTC */
 179         test_one("@1493187147", "2017-04-26 06:12:27 UTC");
 180         test_one("@1493187147 UTC", "2017-04-26 06:12:27 UTC");
 181         test_one("@0", "1970-01-01 00:00:00 UTC");
 182         test_one("@0 UTC", "1970-01-01 00:00:00 UTC");
 183         test_one("*:05..05", "*-*-* *:05:00");
 184         test_one("*:05..10/6", "*-*-* *:05:00");
 185
 186         test_next("2016-03-27 03:17:00", "", 12345, 1459048620000000);
 187         test_next("2016-03-27 03:17:00", "CET", 12345, 1459041420000000);
 188         test_next("2016-03-27 03:17:00", "EET", 12345, -1);
 189         test_next("2016-03-27 03:17:00 UTC", NULL, 12345, 1459048620000000);
 190         test_next("2016-03-27 03:17:00 UTC", "", 12345, 1459048620000000);
 191         test_next("2016-03-27 03:17:00 UTC", "CET", 12345, 1459048620000000);
 192         test_next("2016-03-27 03:17:00 UTC", "EET", 12345, 1459048620000000);
 193         test_next("2016-03-27 03:17:00.420000001 UTC", "EET", 12345, 1459048620420000);
 194         test_next("2016-03-27 03:17:00.4200005 UTC", "EET", 12345, 1459048620420001);
 195         test_next("2015-11-13 09:11:23.42", "EET", 12345, 1447398683420000);
 196         test_next("2015-11-13 09:11:23.42/1.77", "EET", 1447398683420000, 1447398685190000);
 197         test_next("2015-11-13 09:11:23.42/1.77", "EET", 1447398683419999, 1447398683420000);
 198         test_next("Sun 16:00:00", "CET", 1456041600123456, 1456066800000000);
 199         test_next("*-04-31", "", 12345, -1);
 200         test_next("2016-02~01 UTC", "", 12345, 1456704000000000);
 201         test_next("Mon 2017-05~01..07 UTC", "", 12345, 1496016000000000);
 202         test_next("Mon 2017-05~07/1 UTC", "", 12345, 1496016000000000);
 203         test_next("2017-08-06 9,11,13,15,17:00 UTC", "", 1502029800000000, 1502031600000000);
 204         test_next("2017-08-06 9..17/2:00 UTC", "", 1502029800000000, 1502031600000000);
 205         test_next("2016-12-* 3..21/6:00 UTC", "", 1482613200000001, 1482634800000000);
 206         test_next("2017-09-24 03:30:00 Pacific/Auckland", "", 12345, 1506177000000000);
 207         /* Due to daylight saving time - 2017-09-24 02:30:00 does not exist */
 208         test_next("2017-09-24 02:30:00 Pacific/Auckland", "", 12345, -1);
 209         test_next("2017-04-02 02:30:00 Pacific/Auckland", "", 12345, 1491053400000000);
 210         /* Confirm that even though it's a time change here (backward) 02:30 happens only once */
 211         test_next("2017-04-02 02:30:00 Pacific/Auckland", "", 1491053400000000, -1);
 212         test_next("2017-04-02 03:30:00 Pacific/Auckland", "", 12345, 1491060600000000);
 213         /* Confirm that timezones in the Spec work regardless of current timezone */
 214         test_next("2017-09-09 20:42:00 Pacific/Auckland", "", 12345, 1504946520000000);
 215         test_next("2017-09-09 20:42:00 Pacific/Auckland", "EET", 12345, 1504946520000000);
 216         /* Check that we don't start looping if mktime() moves us backwards */
 217         test_next("Sun *-*-* 01:00:00 Europe/Dublin", "", 1616412478000000, 1617494400000000);
 218         test_next("Sun *-*-* 01:00:00 Europe/Dublin", "IST", 1616412478000000, 1617494400000000);
 219
 220         assert_se(calendar_spec_from_string("test", &c) < 0);
 221         assert_se(calendar_spec_from_string(" utc", &c) < 0);
 222         assert_se(calendar_spec_from_string("    ", &c) < 0);
 223         assert_se(calendar_spec_from_string("", &c) < 0);
 224         assert_se(calendar_spec_from_string("7", &c) < 0);
 225         assert_se(calendar_spec_from_string("121212:1:2", &c) < 0);
 226         assert_se(calendar_spec_from_string("2000-03-05.23 00:00:00", &c) < 0);
 227         assert_se(calendar_spec_from_string("2000-03-05 00:00.1:00", &c) < 0);
 228         assert_se(calendar_spec_from_string("00:00:00/0.00000001", &c) < 0);
 229         assert_se(calendar_spec_from_string("00:00:00.0..00.9", &c) < 0);
 230         assert_se(calendar_spec_from_string("2016~11-22", &c) < 0);
 231         assert_se(calendar_spec_from_string("*-*~5/5", &c) < 0);
 232         assert_se(calendar_spec_from_string("Monday.. 12:00", &c) < 0);
 233         assert_se(calendar_spec_from_string("Monday..", &c) < 0);
 234         assert_se(calendar_spec_from_string("-00:+00/-5", &c) < 0);
 235         assert_se(calendar_spec_from_string("00:+00/-5", &c) < 0);
 236         assert_se(calendar_spec_from_string("2016- 11- 24 12: 30: 00", &c) < 0);
 237         assert_se(calendar_spec_from_string("*~29", &c) < 0);
 238         assert_se(calendar_spec_from_string("*~16..31", &c) < 0);
 239         assert_se(calendar_spec_from_string("12..1/2-*", &c) < 0);
 240         assert_se(calendar_spec_from_string("20/4:00", &c) < 0);
 241         assert_se(calendar_spec_from_string("00:00/60", &c) < 0);
 242         assert_se(calendar_spec_from_string("00:00:2300", &c) < 0);
 243         assert_se(calendar_spec_from_string("00:00:18446744073709551615", &c) < 0);
 244         assert_se(calendar_spec_from_string("@88588582097858858", &c) == -ERANGE);
 245
 246         test_timestamp();
 247         test_hourly_bug_4031();
 248
 249         return 0;
 250 }