src/test/test-date.c

   1 /* SPDX-License-Identifier: LGPL-2.1-or-later */
   2
   3 #include <unistd.h>
   4
   5 #include "alloc-util.h"
   6 #include "string-util.h"
   7 #include "tests.h"
   8 #include "time-util.h"
   9
  10 static void test_should_pass(const char *p) {
  11         usec_t t, q;
  12         char buf[FORMAT_TIMESTAMP_MAX], buf_relative[FORMAT_TIMESTAMP_RELATIVE_MAX];
  13
  14         log_info("Test: %s", p);
  15         assert_se(parse_timestamp(p, &t) >= 0);
  16         assert_se(format_timestamp_style(buf, sizeof(buf), t, TIMESTAMP_US));
  17         log_info("\"%s\" → \"%s\"", p, buf);
  18
  19         assert_se(parse_timestamp(buf, &q) >= 0);
  20         if (q != t)
  21                 log_error("round-trip failed: \"%s\" → \"%s\"",
  22                           buf, FORMAT_TIMESTAMP_STYLE(q, TIMESTAMP_US));
  23         assert_se(q == t);
  24
  25         assert_se(format_timestamp_relative(buf_relative, sizeof(buf_relative), t));
  26         log_info("%s", strna(buf_relative));
  27 }
  28
  29 static void test_should_parse(const char *p) {
  30         usec_t t;
  31
  32         log_info("Test: %s", p);
  33         assert_se(parse_timestamp(p, &t) >= 0);
  34         log_info("\"%s\" → \"@%" PRI_USEC "\"", p, t);
  35 }
  36
  37 static void test_should_fail(const char *p) {
  38         usec_t t;
  39         int r;
  40
  41         log_info("Test: %s", p);
  42         r = parse_timestamp(p, &t);
  43         if (r >= 0)
  44                 log_info("\"%s\" → \"@%" PRI_USEC "\" (unexpected)", p, t);
  45         else
  46                 log_info("parse_timestamp() returns %d (expected)", r);
  47         assert_se(r < 0);
  48 }
  49
  50 static void test_one(const char *p) {
  51         _cleanup_free_ char *with_utc = NULL;
  52
  53         with_utc = strjoin(p, " UTC");
  54         test_should_pass(p);
  55         test_should_pass(with_utc);
  56 }
  57
  58 static void test_one_noutc(const char *p) {
  59         _cleanup_free_ char *with_utc = NULL;
  60
  61         with_utc = strjoin(p, " UTC");
  62         test_should_pass(p);
  63         test_should_fail(with_utc);
  64 }
  65
  66 int main(int argc, char *argv[]) {
  67         /* Tests have hard-coded results that do not expect a specific timezone to be set by the caller */
  68         assert_se(unsetenv("TZ") >= 0);
  69
  70         test_setup_logging(LOG_DEBUG);
  71
  72         test_one("17:41");
  73         test_one("18:42:44");
  74         test_one("18:42:44.0");
  75         test_one("18:42:44.999999999999");
  76         test_one("12-10-02 12:13:14");
  77         test_one("12-10-2 12:13:14");
  78         test_one("12-10-03 12:13");
  79         test_one("2012-12-30 18:42");
  80         test_one("2012-10-02");
  81         test_one("Mar 12 12:01:01");
  82         test_one("Mar 12 12:01:01.687197");
  83         test_one("Tue 2012-10-02");
  84         test_one("yesterday");
  85         test_one("today");
  86         test_one("tomorrow");
  87         test_one_noutc("16:20 UTC");
  88         if (access("/usr/share/zoneinfo/Asia/Seoul", F_OK) >= 0) {
  89                 test_one_noutc("16:20 Asia/Seoul");
  90                 test_one_noutc("tomorrow Asia/Seoul");
  91                 test_one_noutc("2012-12-30 18:42 Asia/Seoul");
  92         }
  93         test_one_noutc("now");
  94         test_one_noutc("+2d");
  95         test_one_noutc("+2y 4d");
  96         test_one_noutc("5months ago");
  97         test_one_noutc("@1395716396");
  98         test_should_parse("1970-1-1 UTC");
  99         test_should_pass("1970-1-1 00:00:01 UTC");
 100         test_should_fail("1969-12-31 UTC");
 101         test_should_fail("-1000y");
 102         test_should_fail("today UTC UTC");
 103         if (access("/usr/share/zoneinfo/Asia/Seoul", F_OK) >= 0) {
 104                 test_should_fail("now Asia/Seoul");
 105                 test_should_fail("+2d Asia/Seoul");
 106                 test_should_fail("@1395716396 Asia/Seoul");
 107         }
 108 #if SIZEOF_TIME_T == 8
 109         test_should_pass("9999-12-30 23:59:59 UTC");
 110         test_should_fail("9999-12-31 00:00:00 UTC");
 111         test_should_fail("10000-01-01 00:00:00 UTC");
 112 #elif SIZEOF_TIME_T == 4
 113         test_should_pass("2038-01-18 03:14:07 UTC");
 114         test_should_fail("2038-01-18 03:14:08 UTC");
 115 #endif
 116
 117         return 0;
 118 }