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 "errno-util.h"
   6 #include "string-util.h"
   7 #include "util.h"
   8
   9 static void test_one(const char *input, const char *output) {
  10         CalendarSpec *c;
  11         _cleanup_free_ char *p = NULL, *q = NULL;
  12         usec_t u;
  13         char buf[FORMAT_TIMESTAMP_MAX];
  14         int r;
  15
  16         assert_se(calendar_spec_from_string(input, &c) >= 0);
  17
  18         assert_se(calendar_spec_to_string(c, &p) >= 0);
  19         printf("\"%s\" → \"%s\"\n", input, p);
  20
  21         assert_se(streq(p, output));
  22
  23         u = now(CLOCK_REALTIME);
  24         r = calendar_spec_next_usec(c, u, &u);
  25         printf("Next: %s\n", r < 0 ? strerror_safe(r) : format_timestamp(buf, sizeof(buf), u));
  26         calendar_spec_free(c);
  27
  28         assert_se(calendar_spec_from_string(p, &c) >= 0);
  29         assert_se(calendar_spec_to_string(c, &q) >= 0);
  30         calendar_spec_free(c);
  31
  32         assert_se(streq(q, p));
  33 }
  34
  35 static void test_next(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 (new_tz) {
  47                 char *colon_tz;
  48
  49                 colon_tz = strjoina(":", new_tz);
  50                 assert_se(setenv("TZ", colon_tz, 1) >= 0);
  51         } else
  52                 assert_se(unsetenv("TZ") >= 0);
  53         tzset();
  54
  55         assert_se(calendar_spec_from_string(input, &c) >= 0);
  56
  57         printf("\"%s\"\n", input);
  58
  59         u = after;
  60         r = calendar_spec_next_usec(c, after, &u);
  61         printf("At: %s\n", r < 0 ? strerror_safe(r) : format_timestamp_style(buf, sizeof buf, u, TIMESTAMP_US));
  62         if (expect != (usec_t)-1)
  63                 assert_se(r >= 0 && u == expect);
  64         else
  65                 assert(r == -ENOENT);
  66
  67         calendar_spec_free(c);
  68
  69         if (old_tz)
  70                 assert_se(setenv("TZ", old_tz, 1) >= 0);
  71         else
  72                 assert_se(unsetenv("TZ") >= 0);
  73         tzset();
  74 }
  75
  76 static void test_timestamp(void) {
  77         char buf[FORMAT_TIMESTAMP_MAX];
  78         _cleanup_free_ char *t = NULL;
  79         CalendarSpec *c;
  80         usec_t x, y;
  81
  82         /* Ensure that a timestamp is also a valid calendar specification. Convert forth and back */
  83
  84         x = now(CLOCK_REALTIME);
  85
  86         assert_se(format_timestamp_style(buf, sizeof(buf), x, TIMESTAMP_US));
  87         printf("%s\n", buf);
  88         assert_se(calendar_spec_from_string(buf, &c) >= 0);
  89         assert_se(calendar_spec_to_string(c, &t) >= 0);
  90         calendar_spec_free(c);
  91         printf("%s\n", t);
  92
  93         assert_se(parse_timestamp(t, &y) >= 0);
  94         assert_se(y == x);
  95 }
  96
  97 static void test_hourly_bug_4031(void) {
  98         CalendarSpec *c;
  99         usec_t n, u, w;
 100         char buf[FORMAT_TIMESTAMP_MAX], zaf[FORMAT_TIMESTAMP_MAX];
 101         int r;
 102
 103         assert_se(calendar_spec_from_string("hourly", &c) >= 0);
 104         n = now(CLOCK_REALTIME);
 105         assert_se((r = calendar_spec_next_usec(c, n, &u)) >= 0);
 106
 107         printf("Now: %s (%"PRIu64")\n", format_timestamp_style(buf, sizeof buf, n, TIMESTAMP_US), n);
 108         printf("Next hourly: %s (%"PRIu64")\n", r < 0 ? strerror_safe(r) : format_timestamp_style(buf, sizeof buf, u, TIMESTAMP_US), u);
 109
 110         assert_se((r = calendar_spec_next_usec(c, u, &w)) >= 0);
 111         printf("Next hourly: %s (%"PRIu64")\n", r < 0 ? strerror_safe(r) : format_timestamp_style(zaf, sizeof zaf, w, TIMESTAMP_US), w);
 112
 113         assert_se(n < u);
 114         assert_se(u <= n + USEC_PER_HOUR);
 115         assert_se(u < w);
 116         assert_se(w <= u + USEC_PER_HOUR);
 117
 118         calendar_spec_free(c);
 119 }
 120
 121 int main(int argc, char* argv[]) {
 122         CalendarSpec *c;
 123
 124         test_one("Sat,Thu,Mon-Wed,Sat-Sun", "Mon..Thu,Sat,Sun *-*-* 00:00:00");
 125         test_one("Sat,Thu,Mon..Wed,Sat..Sun", "Mon..Thu,Sat,Sun *-*-* 00:00:00");
 126         test_one("Mon,Sun 12-*-* 2,1:23", "Mon,Sun 2012-*-* 01,02:23:00");
 127         test_one("Wed *-1", "Wed *-*-01 00:00:00");
 128         test_one("Wed-Wed,Wed *-1", "Wed *-*-01 00:00:00");
 129         test_one("Wed..Wed,Wed *-1", "Wed *-*-01 00:00:00");
 130         test_one("Wed, 17:48", "Wed *-*-* 17:48:00");
 131         test_one("Wednesday,", "Wed *-*-* 00:00:00");
 132         test_one("Wed-Sat,Tue 12-10-15 1:2:3", "Tue..Sat 2012-10-15 01:02:03");
 133         test_one("Wed..Sat,Tue 12-10-15 1:2:3", "Tue..Sat 2012-10-15 01:02:03");
 134         test_one("*-*-7 0:0:0", "*-*-07 00:00:00");
 135         test_one("10-15", "*-10-15 00:00:00");
 136         test_one("monday *-12-* 17:00", "Mon *-12-* 17:00:00");
 137         test_one("Mon,Fri *-*-3,1,2 *:30:45", "Mon,Fri *-*-01,02,03 *:30:45");
 138         test_one("12,14,13,12:20,10,30", "*-*-* 12,13,14:10,20,30:00");
 139         test_one("mon,fri *-1/2-1,3 *:30:45", "Mon,Fri *-01/2-01,03 *:30:45");
 140         test_one("03-05 08:05:40", "*-03-05 08:05:40");
 141         test_one("08:05:40", "*-*-* 08:05:40");
 142         test_one("05:40", "*-*-* 05:40:00");
 143         test_one("Sat,Sun 12-05 08:05:40", "Sat,Sun *-12-05 08:05:40");
 144         test_one("Sat,Sun 08:05:40", "Sat,Sun *-*-* 08:05:40");
 145         test_one("2003-03-05 05:40", "2003-03-05 05:40:00");
 146         test_one("2003-03-05", "2003-03-05 00:00:00");
 147         test_one("03-05", "*-03-05 00:00:00");
 148         test_one("hourly", "*-*-* *:00:00");
 149         test_one("daily", "*-*-* 00:00:00");
 150         test_one("monthly", "*-*-01 00:00:00");
 151         test_one("weekly", "Mon *-*-* 00:00:00");
 152         test_one("minutely", "*-*-* *:*:00");
 153         test_one("quarterly", "*-01,04,07,10-01 00:00:00");
 154         test_one("semi-annually", "*-01,07-01 00:00:00");
 155         test_one("annually", "*-01-01 00:00:00");
 156         test_one("*:2/3", "*-*-* *:02/3:00");
 157         test_one("2015-10-25 01:00:00 uTc", "2015-10-25 01:00:00 UTC");
 158         test_one("2015-10-25 01:00:00 Asia/Vladivostok", "2015-10-25 01:00:00 Asia/Vladivostok");
 159         test_one("weekly Pacific/Auckland", "Mon *-*-* 00:00:00 Pacific/Auckland");
 160         test_one("2016-03-27 03:17:00.4200005", "2016-03-27 03:17:00.420001");
 161         test_one("2016-03-27 03:17:00/0.42", "2016-03-27 03:17:00/0.420000");
 162         test_one("9..11,13:00,30", "*-*-* 09..11,13:00,30:00");
 163         test_one("1..3-1..3 1..3:1..3", "*-01..03-01..03 01..03:01..03:00");
 164         test_one("00:00:1.125..2.125", "*-*-* 00:00:01.125000..02.125000");
 165         test_one("00:00:1.0..3.8", "*-*-* 00:00:01..03");
 166         test_one("00:00:01..03", "*-*-* 00:00:01..03");
 167         test_one("00:00:01/2,02..03", "*-*-* 00:00:01/2,02..03");
 168         test_one("*-*~1 Utc", "*-*~01 00:00:00 UTC");
 169         test_one("*-*~05,3 ", "*-*~03,05 00:00:00");
 170         test_one("*-*~* 00:00:00", "*-*-* 00:00:00");
 171         test_one("Monday", "Mon *-*-* 00:00:00");
 172         test_one("Monday *-*-*", "Mon *-*-* 00:00:00");
 173         test_one("*-*-*", "*-*-* 00:00:00");
 174         test_one("*:*:*", "*-*-* *:*:*");
 175         test_one("*:*", "*-*-* *:*:00");
 176         test_one("12:*", "*-*-* 12:*:00");
 177         test_one("*:30", "*-*-* *:30:00");
 178         test_one("93..00-*-*", "1993..2000-*-* 00:00:00");
 179         test_one("00..07-*-*", "2000..2007-*-* 00:00:00");
 180         test_one("*:20..39/5", "*-*-* *:20..35/5:00");
 181         test_one("00:00:20..40/1", "*-*-* 00:00:20..40");
 182         test_one("*~03/1,03..05", "*-*~03/1,03..05 00:00:00");
 183         /* UNIX timestamps are always UTC */
 184         test_one("@1493187147", "2017-04-26 06:12:27 UTC");
 185         test_one("@1493187147 UTC", "2017-04-26 06:12:27 UTC");
 186         test_one("@0", "1970-01-01 00:00:00 UTC");
 187         test_one("@0 UTC", "1970-01-01 00:00:00 UTC");
 188         test_one("*:05..05", "*-*-* *:05:00");
 189         test_one("*:05..10/6", "*-*-* *:05:00");
 190
 191         test_next("2016-03-27 03:17:00", "", 12345, 1459048620000000);
 192         test_next("2016-03-27 03:17:00", "CET", 12345, 1459041420000000);
 193         test_next("2016-03-27 03:17:00", "EET", 12345, -1);
 194         test_next("2016-03-27 03:17:00 UTC", NULL, 12345, 1459048620000000);
 195         test_next("2016-03-27 03:17:00 UTC", "", 12345, 1459048620000000);
 196         test_next("2016-03-27 03:17:00 UTC", "CET", 12345, 1459048620000000);
 197         test_next("2016-03-27 03:17:00 UTC", "EET", 12345, 1459048620000000);
 198         test_next("2016-03-27 03:17:00.420000001 UTC", "EET", 12345, 1459048620420000);
 199         test_next("2016-03-27 03:17:00.4200005 UTC", "EET", 12345, 1459048620420001);
 200         test_next("2015-11-13 09:11:23.42", "EET", 12345, 1447398683420000);
 201         test_next("2015-11-13 09:11:23.42/1.77", "EET", 1447398683420000, 1447398685190000);
 202         test_next("2015-11-13 09:11:23.42/1.77", "EET", 1447398683419999, 1447398683420000);
 203         test_next("Sun 16:00:00", "CET", 1456041600123456, 1456066800000000);
 204         test_next("*-04-31", "", 12345, -1);
 205         test_next("2016-02~01 UTC", "", 12345, 1456704000000000);
 206         test_next("Mon 2017-05~01..07 UTC", "", 12345, 1496016000000000);
 207         test_next("Mon 2017-05~07/1 UTC", "", 12345, 1496016000000000);
 208         test_next("2017-08-06 9,11,13,15,17:00 UTC", "", 1502029800000000, 1502031600000000);
 209         test_next("2017-08-06 9..17/2:00 UTC", "", 1502029800000000, 1502031600000000);
 210         test_next("2016-12-* 3..21/6:00 UTC", "", 1482613200000001, 1482634800000000);
 211         test_next("2017-09-24 03:30:00 Pacific/Auckland", "", 12345, 1506177000000000);
 212         // Due to daylight saving time - 2017-09-24 02:30:00 does not exist
 213         test_next("2017-09-24 02:30:00 Pacific/Auckland", "", 12345, -1);
 214         test_next("2017-04-02 02:30:00 Pacific/Auckland", "", 12345, 1491053400000000);
 215         // Confirm that even though it's a time change here (backward) 02:30 happens only once
 216         test_next("2017-04-02 02:30:00 Pacific/Auckland", "", 1491053400000000, -1);
 217         test_next("2017-04-02 03:30:00 Pacific/Auckland", "", 12345, 1491060600000000);
 218         // Confirm that timezones in the Spec work regardless of current timezone
 219         test_next("2017-09-09 20:42:00 Pacific/Auckland", "", 12345, 1504946520000000);
 220         test_next("2017-09-09 20:42:00 Pacific/Auckland", "EET", 12345, 1504946520000000);
 221
 222         assert_se(calendar_spec_from_string("test", &c) < 0);
 223         assert_se(calendar_spec_from_string(" utc", &c) < 0);
 224         assert_se(calendar_spec_from_string("    ", &c) < 0);
 225         assert_se(calendar_spec_from_string("", &c) < 0);
 226         assert_se(calendar_spec_from_string("7", &c) < 0);
 227         assert_se(calendar_spec_from_string("121212:1:2", &c) < 0);
 228         assert_se(calendar_spec_from_string("2000-03-05.23 00:00:00", &c) < 0);
 229         assert_se(calendar_spec_from_string("2000-03-05 00:00.1:00", &c) < 0);
 230         assert_se(calendar_spec_from_string("00:00:00/0.00000001", &c) < 0);
 231         assert_se(calendar_spec_from_string("00:00:00.0..00.9", &c) < 0);
 232         assert_se(calendar_spec_from_string("2016~11-22", &c) < 0);
 233         assert_se(calendar_spec_from_string("*-*~5/5", &c) < 0);
 234         assert_se(calendar_spec_from_string("Monday.. 12:00", &c) < 0);
 235         assert_se(calendar_spec_from_string("Monday..", &c) < 0);
 236         assert_se(calendar_spec_from_string("-00:+00/-5", &c) < 0);
 237         assert_se(calendar_spec_from_string("00:+00/-5", &c) < 0);
 238         assert_se(calendar_spec_from_string("2016- 11- 24 12: 30: 00", &c) < 0);
 239         assert_se(calendar_spec_from_string("*~29", &c) < 0);
 240         assert_se(calendar_spec_from_string("*~16..31", &c) < 0);
 241         assert_se(calendar_spec_from_string("12..1/2-*", &c) < 0);
 242         assert_se(calendar_spec_from_string("20/4:00", &c) < 0);
 243         assert_se(calendar_spec_from_string("00:00/60", &c) < 0);
 244         assert_se(calendar_spec_from_string("00:00:2300", &c) < 0);
 245         assert_se(calendar_spec_from_string("00:00:18446744073709551615", &c) < 0);
 246         assert_se(calendar_spec_from_string("@88588582097858858", &c) == -ERANGE);
 247
 248         test_timestamp();
 249         test_hourly_bug_4031();
 250
 251         return 0;
 252 }