time/tst-getdate.c

   1 /* Test for getdate.
   2    Copyright (C) 2000-2014 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    1999-1-31", "Universal", 0, {10, 1, 21, 31, 0, 99, 0, 0, 0}},
  35   {"   21:01:10 1999-1-31", "Universal", 0, {10, 1, 21, 31, 0, 99, 0, 0, 0}},
  36   {"21:01:10 1999-1-31   ", "Universal", 0, {10, 1, 21, 31, 0, 99, 0, 0, 0}},
  37   {"    21:01:10 1999-1-31   ", "Universal", 0, {10, 1, 21, 31, 0, 99, 0, 0, 0}},
  38   {"21:01:10 1999-2-28", "Universal", 0, {10, 1, 21, 28, 1, 99, 0, 0, 0}},
  39   {"16:30:46 2000-2-29", "Universal", 0, {46, 30,16, 29, 1, 100, 0, 0, 0}},
  40   {"01-08-2000 05:06:07", "Europe/Berlin", 0, {7, 6, 5, 1, 7, 100, 0, 0, 0}}
  41 };
  42
  43 static void
  44 report_date_error (int err)
  45 {
  46   switch(err)
  47     {
  48     case 1:
  49       printf ("The environment variable DATEMSK is not defined or null.\n");
  50       break;
  51     case 2:
  52       printf ("The template file denoted by the DATEMSK environment variable cannot be opened.\n");
  53       break;
  54     case 3:
  55       printf ("Information about the template file cannot retrieved.\n");
  56       break;
  57     case 4:
  58       printf ("The template file is not a regular file.\n");
  59       break;
  60     case 5:
  61       printf ("An I/O error occurred while reading the template file.\n");
  62       break;
  63     case 6:
  64       printf ("Not enough memory available to execute the function.\n");
  65       break;
  66     case 7:
  67       printf ("The template file contains no matching template.\n");
  68       break;
  69     case 8:
  70       printf ("The input date is invalid, but would match a template otherwise.\n");
  71       break;
  72     default:
  73       printf("Unknown error code.\n");
  74       break;
  75     }
  76 }
  77
  78
  79 int
  80 main (void)
  81 {
  82   int errors = 0;
  83   size_t i;
  84   struct tm *tm;
  85
  86
  87   for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
  88     {
  89       setenv ("TZ", tests[i].tz, 1);
  90
  91       tm = getdate (tests[i].str);
  92
  93       if (getdate_err != tests[i].err)
  94         {
  95           printf ("Failure for getdate (\"%s\"):\n", tests[i].str);
  96           printf ("getdate_err should be %d but returned: %d which means:\n",
  97                   tests[i].err, getdate_err);
  98           report_date_error (getdate_err);
  99           ++errors;
 100         }
 101       else if (tests[i].tm.tm_mon != tm->tm_mon
 102                || tests[i].tm.tm_year != tm->tm_year
 103                || tests[i].tm.tm_mday != tm->tm_mday
 104                || tests[i].tm.tm_hour != tm->tm_hour
 105                || tests[i].tm.tm_min != tm->tm_min
 106                || tests[i].tm.tm_sec != tm->tm_sec)
 107         {
 108           printf ("Failure for getdate (\"%s\"):\n", tests[i].str);
 109           printf ("struct tm is:  %d-%d-%d %d:%d:%d\n",
 110                   tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
 111                   tm->tm_hour, tm->tm_min, tm->tm_sec);
 112           printf ("but should be: %d-%d-%d %d:%d:%d\n",
 113                   tests[i].tm.tm_year + 1900, tests[i].tm.tm_mon + 1,
 114                   tests[i].tm.tm_mday,
 115                   tests[i].tm.tm_hour, tests[i].tm.tm_min, tests[i].tm.tm_sec);
 116           ++errors;
 117         }
 118     }
 119
 120   if (!errors)
 121     printf ("No errors found.\n");
 122   return errors != 0;
 123 }