time/tst-getdate.c

   1 /* Test for getdate.
   2    Copyright (C) 2000, 2001, 2002 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by Andreas Jaeger <aj@suse.de>, 2000.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <string.h>
  23 #include <time.h>
  24
  25 static const struct
  26 {
  27   const char *str;
  28   const char *tz;
  29   int err;
  30   struct tm tm;
  31 } tests [] =
  32 {
  33   {"21:01:10 1999-1-31", "Universal", 0, {10, 1, 21, 31, 0, 99, 0, 0, 0}},
  34   {"21:01:10 1999-2-28", "Universal", 0, {10, 1, 21, 28, 1, 99, 0, 0, 0}},
  35   {"16:30:46 2000-2-29", "Universal", 0, {46, 30,16, 29, 1, 100, 0, 0, 0}},
  36   {"01-08-2000 05:06:07", "Europe/Berlin", 0, {7, 6, 5, 1, 7, 100, 0, 0, 0}}
  37 };
  38
  39 static void
  40 report_date_error (int err)
  41 {
  42   switch(err)
  43     {
  44     case 1:
  45       printf ("The environment variable DATEMSK is not defined or null.\n");
  46       break;
  47     case 2:
  48       printf ("The template file denoted by the DATEMSK environment variable cannot be opened.\n");
  49       break;
  50     case 3:
  51       printf ("Information about the template file cannot retrieved.\n");
  52       break;
  53     case 4:
  54       printf ("The template file is not a regular file.\n");
  55       break;
  56     case 5:
  57       printf ("An I/O error occurred while reading the template file.\n");
  58       break;
  59     case 6:
  60       printf ("Not enough memory available to execute the function.\n");
  61       break;
  62     case 7:
  63       printf ("The template file contains no matching template.\n");
  64       break;
  65     case 8:
  66       printf ("The input date is invalid, but would match a template otherwise.\n");
  67       break;
  68     default:
  69       printf("Unknown error code.\n");
  70       break;
  71     }
  72 }
  73
  74
  75 int
  76 main (void)
  77 {
  78   int errors = 0;
  79   size_t i;
  80   struct tm *tm;
  81
  82
  83   for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
  84     {
  85       setenv ("TZ", tests[i].tz, 1);
  86
  87       tm = getdate (tests[i].str);
  88
  89       if (getdate_err != tests[i].err)
  90         {
  91           printf ("Failure for getdate (\"%s\"):\n", tests[i].str);
  92           printf ("getdate_err should be %d but returned: %d which means:\n",
  93                   tests[i].err, getdate_err);
  94           report_date_error (getdate_err);
  95           ++errors;
  96         }
  97       else if (tests[i].tm.tm_mon != tm->tm_mon
  98                || tests[i].tm.tm_year != tm->tm_year
  99                || tests[i].tm.tm_mday != tm->tm_mday
 100                || tests[i].tm.tm_hour != tm->tm_hour
 101                || tests[i].tm.tm_min != tm->tm_min
 102                || tests[i].tm.tm_sec != tm->tm_sec)
 103         {
 104           printf ("Failure for getdate (\"%s\"):\n", tests[i].str);
 105           printf ("struct tm is:  %d-%d-%d %d:%d:%d\n",
 106                   tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
 107                   tm->tm_hour, tm->tm_min, tm->tm_sec);
 108           printf ("but should be: %d-%d-%d %d:%d:%d\n",
 109                   tests[i].tm.tm_year + 1900, tests[i].tm.tm_mon + 1,
 110                   tests[i].tm.tm_mday,
 111                   tests[i].tm.tm_hour, tests[i].tm.tm_min, tests[i].tm.tm_sec);
 112           ++errors;
 113         }
 114     }
 115
 116   if (!errors)
 117     printf ("No errors found.\n");
 118   return errors != 0;
 119 }