time/tst-getdate.c

   1 /* Test for getdate.
   2    Copyright (C) 2000 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 Library General Public License as
   8    published by the Free Software Foundation; either version 2 of the
   9    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    Library General Public License for more details.
  15
  16    You should have received a copy of the GNU Library General Public
  17    License along with the GNU C Library; see the file COPYING.LIB.  If not,
  18    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19    Boston, MA 02111-1307, USA.  */
  20
  21 #include <stdio.h>
  22 #include <stdlib.h>
  23 #include <string.h>
  24 #include <time.h>
  25
  26 static const struct
  27 {
  28   const char *str;
  29   int err;
  30   struct tm tm;
  31 } tests [] =
  32 {
  33   {"21:01:10 1999-1-31", 0, {10, 1, 21, 31, 0, 99, 0, 0, 0}},
  34   {"21:01:10 1999-2-28", 0, {10, 1, 21, 28, 1, 99, 0, 0, 0}},
  35   {"16:30:46 2000-2-29", 0, {46, 30,16, 29, 1, 100, 0, 0, 0}}
  36 };
  37
  38 static void
  39 report_date_error (int err)
  40 {
  41   switch(err)
  42     {
  43     case 1:
  44       printf ("The environment variable DATEMSK is not defined or null.\n");
  45       break;
  46     case 2:
  47       printf ("The template file denoted by the DATEMSK environment variable cannot be opened.\n");
  48       break;
  49     case 3:
  50       printf ("Information about the template file cannot retrieved.\n");
  51       break;
  52     case 4:
  53       printf ("The template file is not a regular file.\n");
  54       break;
  55     case 5:
  56       printf ("An I/O error occurred while reading the template file.\n");
  57       break;
  58     case 6:
  59       printf ("Not enough memory available to execute the function.\n");
  60       break;
  61     case 7:
  62       printf ("The template file contains no matching template.\n");
  63       break;
  64     case 8:
  65       printf ("The input date is invalid, but would match a template otherwise.\n");
  66       break;
  67     default:
  68       printf("Unknown error code.\n");
  69       break;
  70     }
  71 }
  72
  73
  74 int
  75 main (void)
  76 {
  77   int errors = 0;
  78   int i;
  79   struct tm *tm;
  80
  81   setenv ("TZ", "Universal", 1);
  82
  83   for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
  84     {
  85       tm = getdate (tests[i].str);
  86
  87       if (getdate_err != tests[i].err)
  88         {
  89           printf ("Failure for getdate (\"%s\"):\n", tests[i].str);
  90           printf ("getdate_err should be %d but returned: %d which means:\n",
  91                   tests[i].err, getdate_err);
  92           report_date_error (getdate_err);
  93           ++errors;
  94         }
  95       else if (tests[i].tm.tm_mon != tm->tm_mon
  96                || tests[i].tm.tm_year != tm->tm_year
  97                || tests[i].tm.tm_mday != tm->tm_mday
  98                || tests[i].tm.tm_hour != tm->tm_hour
  99                || tests[i].tm.tm_min != tm->tm_min
 100                || tests[i].tm.tm_sec != tm->tm_sec)
 101         {
 102           printf ("Failure for getdate (\"%s\"):\n", tests[i].str);
 103           printf ("struct tm is:  %d-%d-%d %d:%d:%d\n",
 104                   tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday,
 105                   tm->tm_hour, tm->tm_min, tm->tm_sec);
 106           printf ("but should be: %d-%d-%d %d:%d:%d\n",
 107                   tests[i].tm.tm_year + 1900, tests[i].tm.tm_mon + 1,
 108                   tests[i].tm.tm_mday,
 109                   tests[i].tm.tm_hour, tests[i].tm.tm_min, tests[i].tm.tm_sec);
 110           ++errors;
 111         }
 112     }
 113
 114   if (!errors)
 115     printf ("No errors found.\n");
 116   return errors != 0;
 117 }