t/unit/core/time_test.c

   1 /*
   2  * SysDB - t/unit/core/time_test.c
   3  * Copyright (C) 2014 Sebastian 'tokkee' Harl <sh@tokkee.org>
   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  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  16  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  17  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  18  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
  19  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  20  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  22  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  23  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  25  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  */
  27
  28 #if HAVE_CONFIG_H
  29 #       include "config.h"
  30 #endif
  31
  32 #include "core/time.h"
  33 #include "testutils.h"
  34
  35 #include <check.h>
  36
  37 #define YEAR  3652425L   * 24L * 3600L * 100000L
  38 #define MONTH  30436875L * 24L * 3600L * 1000L
  39 #define DAY                24L * 3600L * 1000000000L
  40 #define HOUR                     3600L * 1000000000L
  41 #define MINUTE                     60L * 1000000000L
  42 #define SECOND                           1000000000L
  43 #define MS                                  1000000L
  44 #define US                                     1000L
  45 #define NS                                        1L
  46
  47 struct {
  48         sdb_time_t t;
  49         const char *tz;
  50         const char *expected;
  51 } strftime_data[] = {
  52         { 0,                    "UTC",           "1970-01-01 00:00:00 +0000" },
  53         { 1428066243000000000L, "Europe/Berlin", "2015-04-03 15:04:03 +0200" },
  54         { 1420113661000000000L, "Europe/Berlin", "2015-01-01 13:01:01 +0100" },
  55         { 1428066243000000000L, "US/Pacific",    "2015-04-03 06:04:03 -0700" },
  56         { 1420113661000000000L, "US/Pacific",    "2015-01-01 04:01:01 -0800" },
  57         { 1146747723000000123L, "UTC", "2006-05-04 13:02:03.000000123 +0000" },
  58         { 1146747723123456789L, "UTC", "2006-05-04 13:02:03.123456789 +0000" },
  59 };
  60
  61 START_TEST(test_strftime)
  62 {
  63         char buf[1024], tz[64];
  64         size_t check;
  65
  66         /* strftime does not provide the number of bytes that would have been
  67          * written. Only check that it does not segfault. */
  68         sdb_strftime(NULL, 0, strftime_data[_i].t);
  69
  70         snprintf(tz, sizeof(tz), "TZ=%s", strftime_data[_i].tz);
  71         putenv(tz);
  72         tzset();
  73
  74         check = sdb_strftime(buf, sizeof(buf), strftime_data[_i].t);
  75         fail_unless(check > 0,
  76                         "%s; sdb_strftime(<buf>, <size>, %"PRIsdbTIME") = %zu; "
  77                         "expected: >0", tz, strftime_data[_i].t, check);
  78         fail_unless(!strcmp(buf, strftime_data[_i].expected),
  79                         "%s; sdb_strftime(<buf>, <size>, %"PRIsdbTIME") did not "
  80                         "format time correctly; got: '%s'; expected: '%s'",
  81                         tz, strftime_data[_i].t, buf, strftime_data[_i].expected);
  82         fail_unless(check == strlen(strftime_data[_i].expected),
  83                         "%s; sdb_strftime(<buf>, <size>, %"PRIsdbTIME") = %zu; "
  84                         "expected: %zu", tz, strftime_data[_i].t, check,
  85                         strlen(strftime_data[_i].expected));
  86
  87         putenv("TZ=UTC");
  88         tzset();
  89 }
  90 END_TEST
  91
  92 struct {
  93         sdb_time_t  interval;
  94         const char *expected;
  95 } strfinterval_data[] = {
  96         { 0,                    "0s" },
  97         { 4711,                 ".000004711s" },
  98         { 1000123400,           "1.0001234s" },
  99         { 47940228000000000L,   "1Y6M7D" },
 100         { YEAR,                 "1Y" },
 101         { MONTH,                "1M" },
 102         { DAY,                  "1D" },
 103         { HOUR,                 "1h" },
 104         { MINUTE,               "1m" },
 105         { SECOND,               "1s" },
 106         { YEAR
 107           + MONTH
 108           + DAY
 109           + HOUR
 110           + MINUTE
 111           + SECOND
 112           + 1234,               "1Y1M1D1h1m1.000001234s" },
 113 };
 114
 115 START_TEST(test_strfinterval)
 116 {
 117         char buf[1024];
 118         size_t check;
 119
 120         /* this should return the number of bytes which would have been written;
 121          * in fact, it might return a bit more because it cannot detect trailing
 122          * zeroes; even more importantly, it should not segfault ;-) */
 123         check = sdb_strfinterval(NULL, 0, strfinterval_data[_i].interval);
 124         fail_unless(check >= strlen(strfinterval_data[_i].expected),
 125                         "sdb_strfinterval(NULL, 0, %"PRIsdbTIME") = %zu; expected: %zu",
 126                         strfinterval_data[_i].interval, check,
 127                         strlen(strfinterval_data[_i].expected));
 128
 129         check = sdb_strfinterval(buf, sizeof(buf), strfinterval_data[_i].interval);
 130         fail_unless(check > 0,
 131                         "sdb_strfinterval(<buf>, <size>, %"PRIsdbTIME") = %zu; "
 132                         "expected: >0", strfinterval_data[_i].interval, check);
 133         fail_unless(!strcmp(buf, strfinterval_data[_i].expected),
 134                         "sdb_strfinterval(<buf>, <size>, %"PRIsdbTIME") did not "
 135                         "format interval correctly; got: '%s'; expected: '%s'",
 136                         strfinterval_data[_i].interval, buf, strfinterval_data[_i].expected);
 137         fail_unless(check == strlen(strfinterval_data[_i].expected),
 138                         "sdb_strfinterval(<buf>, <size>, %"PRIsdbTIME") = %zu; "
 139                         "expected: %zu", strfinterval_data[_i].interval, check,
 140                         strlen(strfinterval_data[_i].expected));
 141 }
 142 END_TEST
 143
 144 struct {
 145         const char *s;
 146         sdb_time_t expected;
 147 } strpunit_data[] = {
 148         { "Y",  YEAR },
 149         { "M",  MONTH },
 150         { "D",  DAY },
 151         { "h",  HOUR },
 152         { "m",  MINUTE },
 153         { "s",  SECOND },
 154         { "ms", MS },
 155         { "us", US },
 156         { "ns", NS },
 157         /* invalid units */
 158         { "y",  0 },
 159         { "d",  0 },
 160         { "H",  0 },
 161         { "S",  0 },
 162         { "ps", 0 },
 163 };
 164
 165 START_TEST(test_strpunit)
 166 {
 167         sdb_time_t check = sdb_strpunit(strpunit_data[_i].s);
 168
 169         fail_unless(check == strpunit_data[_i].expected,
 170                         "sdb_strpunit(%s) = %"PRIsdbTIME"; expected: %"PRIsdbTIME,
 171                         strpunit_data[_i].s, check, strpunit_data[_i].expected);
 172 }
 173 END_TEST
 174
 175 TEST_MAIN("core::time")
 176 {
 177         TCase *tc = tcase_create("core");
 178         TC_ADD_LOOP_TEST(tc, strftime);
 179         TC_ADD_LOOP_TEST(tc, strfinterval);
 180         TC_ADD_LOOP_TEST(tc, strpunit);
 181         ADD_TCASE(tc);
 182 }
 183 TEST_MAIN_END
 184
 185 /* vim: set tw=78 sw=4 ts=4 noexpandtab : */
 186