src/test/test-date.c

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