lib/util/tests/time.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    util time testing
   5
   6    Copyright (C) Jelmer Vernooij <jelmer@samba.org> 2008
   7
   8    This program is free software; you can redistribute it and/or modify
   9    it under the terms of the GNU General Public License as published by
  10    the Free Software Foundation; either version 3 of the License, or
  11    (at your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful,
  14    but WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16    GNU General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20 */
  21
  22 #include "includes.h"
  23 #include "torture/torture.h"
  24 #include "torture/local/proto.h"
  25
  26 static bool test_null_time(struct torture_context *tctx)
  27 {
  28         torture_assert(tctx, null_time(0), "0");
  29         torture_assert(tctx, null_time(0xFFFFFFFF), "0xFFFFFFFF");
  30         torture_assert(tctx, null_time(-1), "-1");
  31         torture_assert(tctx, !null_time(42), "42");
  32         return true;
  33 }
  34
  35 static bool test_null_nttime(struct torture_context *tctx)
  36 {
  37         torture_assert(tctx, null_nttime(-1), "-1");
  38         torture_assert(tctx, null_nttime(-1), "-1");
  39         torture_assert(tctx, !null_nttime(42), "42");
  40         return true;
  41 }
  42
  43
  44 static bool test_http_timestring(struct torture_context *tctx)
  45 {
  46         const char *start = "Thu, 01 Jan 1970";
  47         char *result;
  48         /*
  49          * Correct test for negative UTC offset.  Without the correction, the
  50          * test fails when run on hosts with negative UTC offsets, as the date
  51          * returned is back in 1969 (pre-epoch).
  52          */
  53         time_t now = time(NULL);
  54         struct tm local = *localtime(&now);
  55         struct tm gmt = *gmtime(&now);
  56         time_t utc_offset = mktime(&local) - mktime(&gmt);
  57
  58         result = http_timestring(tctx, 42 - (utc_offset < 0 ? utc_offset : 0));
  59         torture_assert(tctx, !strncmp(start, result,
  60                                       strlen(start)), result);
  61         torture_assert_str_equal(tctx, "never",
  62                                  http_timestring(tctx, get_time_t_max()), "42");
  63         return true;
  64 }
  65
  66 static bool test_timestring(struct torture_context *tctx)
  67 {
  68         const char *start = "Thu Jan  1";
  69         char *result;
  70         /*
  71          * Correct test for negative UTC offset.  Without the correction, the
  72          * test fails when run on hosts with negative UTC offsets, as the date
  73          * returned is back in 1969 (pre-epoch).
  74          */
  75         time_t now = time(NULL);
  76         struct tm local = *localtime(&now);
  77         struct tm gmt = *gmtime(&now);
  78         time_t utc_offset = mktime(&local) - mktime(&gmt);
  79
  80         result = timestring(tctx, 42 - (utc_offset < 0 ? utc_offset : 0));
  81         torture_assert(tctx, !strncmp(start, result, strlen(start)), result);
  82         return true;
  83 }
  84
  85 struct torture_suite *torture_local_util_time(TALLOC_CTX *mem_ctx)
  86 {
  87         struct torture_suite *suite = torture_suite_create(mem_ctx, "time");
  88
  89         torture_suite_add_simple_test(suite, "null_time", test_null_time);
  90         torture_suite_add_simple_test(suite, "null_nttime", test_null_nttime);
  91         torture_suite_add_simple_test(suite, "http_timestring",
  92                                                                   test_http_timestring);
  93         torture_suite_add_simple_test(suite, "timestring",
  94                                                                   test_timestring);
  95
  96         return suite;
  97 }