time/tst-posixtz.c

   1 #include <stdio.h>
   2 #include <stdlib.h>
   3 #include <string.h>
   4 #include <time.h>
   5
   6 struct
   7 {
   8   time_t when;
   9   const char *tz;
  10   const char *result;
  11 } tests[] =
  12 {
  13   { 909312849L, "AEST-10AEDST-11,M10.5.0,M3.5.0",
  14     "1998/10/25 21:54:09 dst=1 zone=AEDST" },
  15   { 924864849L, "AEST-10AEDST-11,M10.5.0,M3.5.0",
  16     "1999/04/23 20:54:09 dst=0 zone=AEST" },
  17   { 919973892L, "AEST-10AEDST-11,M10.5.0,M3.5.0",
  18     "1999/02/26 07:18:12 dst=1 zone=AEDST" },
  19   { 909312849L, "EST+5EDT,M4.1.0/2,M10.5.0/2",
  20     "1998/10/25 05:54:09 dst=0 zone=EST" },
  21   { 909312849L, "EST5EDT,M4.1.0/2,M10.5.0/2",
  22     "1998/10/25 05:54:09 dst=0 zone=EST" },
  23   { 909312849L, "<EST5>5EDT,M4.1.0/2,M10.5.0/2",
  24     "1998/10/25 05:54:09 dst=0 zone=EST5" },
  25   { 924864849L, "EST+5EDT,M4.1.0/2,M10.5.0/2",
  26     "1999/04/23 06:54:09 dst=1 zone=EDT" },
  27   { 919973892L, "EST+5EDT,M4.1.0/2,M10.5.0/2",
  28     "1999/02/25 15:18:12 dst=0 zone=EST" },
  29 };
  30
  31 static int
  32 do_test (void)
  33 {
  34   int result = 0;
  35   size_t cnt;
  36
  37   for (cnt = 0; cnt < sizeof (tests) / sizeof (tests[0]); ++cnt)
  38     {
  39       char buf[100];
  40       struct tm *tmp;
  41
  42       printf ("TZ = \"%s\", time = %jd => ", tests[cnt].tz,
  43               (intmax_t) tests[cnt].when);
  44       fflush (stdout);
  45
  46       setenv ("TZ", tests[cnt].tz, 1);
  47
  48       tmp = localtime (&tests[cnt].when);
  49
  50       snprintf (buf, sizeof (buf),
  51                 "%04d/%02d/%02d %02d:%02d:%02d dst=%d zone=%s",
  52                 tmp->tm_year + 1900, tmp->tm_mon + 1, tmp->tm_mday,
  53                 tmp->tm_hour, tmp->tm_min, tmp->tm_sec, tmp->tm_isdst,
  54                 tzname[tmp->tm_isdst ? 1 : 0]);
  55
  56       fputs (buf, stdout);
  57
  58       if (strcmp (buf, tests[cnt].result) == 0)
  59         puts (", OK");
  60       else
  61         {
  62           result = 1;
  63           puts (", FAIL");
  64         }
  65     }
  66
  67   setenv ("TZ", "Universal", 1);
  68   localtime (&tests[0].when);
  69   printf ("TZ = \"Universal\" daylight %d tzname = { \"%s\", \"%s\" }",
  70           daylight, tzname[0], tzname[1]);
  71   if (! daylight)
  72     puts (", OK");
  73   else
  74     {
  75       result = 1;
  76       puts (", FAIL");
  77     }
  78
  79   setenv ("TZ", "AEST-10AEDST-11,M10.5.0,M3.5.0", 1);
  80   tzset ();
  81   printf ("TZ = \"AEST-10AEDST-11,M10.5.0,M3.5.0\" daylight %d"
  82           " tzname = { \"%s\", \"%s\" }", daylight, tzname[0], tzname[1]);
  83   if (daylight
  84       && strcmp (tzname[0], "AEST") == 0 && strcmp (tzname[1], "AEDST") == 0)
  85     puts (", OK");
  86   else
  87     {
  88       result = 1;
  89       puts (", FAIL");
  90     }
  91
  92   setenv ("TZ", "<AB1>-10<AB2>-11,M10.5.0,M3.5.0", 1);
  93   tzset ();
  94   printf ("TZ = \"<AB1>-10<AB2>-11,M10.5.0,M3.5.0\" daylight %d"
  95           " tzname = { \"%s\", \"%s\" }", daylight, tzname[0], tzname[1]);
  96   if (daylight
  97       && strcmp (tzname[0], "AB1") == 0 && strcmp (tzname[1], "AB2") == 0)
  98     puts (", OK");
  99   else
 100     {
 101       result = 1;
 102       puts (", FAIL");
 103     }
 104
 105   setenv ("TZ", "<BB1>-10", 1);
 106   tzset ();
 107   printf ("TZ = \"<BB1>-10\" daylight %d"
 108           " tzname = { \"%s\", \"%s\" }", daylight, tzname[0], tzname[1]);
 109   if (daylight == 0
 110       && strcmp (tzname[0], "BB1") == 0 && strcmp (tzname[1], "BB1") == 0)
 111     puts (", OK");
 112   else
 113     {
 114       result = 1;
 115       puts (", FAIL");
 116     }
 117
 118   return result;
 119 }
 120
 121 #define TEST_FUNCTION do_test ()
 122 #include "../test-skeleton.c"