posix/runtests.c

   1 /***********************************************************
   2
   3 Copyright 1995 by Tom Lord
   4
   5                         All Rights Reserved
   6
   7 Permission to use, copy, modify, and distribute this software and its
   8 documentation for any purpose and without fee is hereby granted,
   9 provided that the above copyright notice appear in all copies and that
  10 both that copyright notice and this permission notice appear in
  11 supporting documentation, and that the name of the copyright holder not be
  12 used in advertising or publicity pertaining to distribution of the
  13 software without specific, written prior permission.
  14
  15 Tom Lord DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
  16 INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
  17 EVENT SHALL TOM LORD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
  18 CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF
  19 USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
  20 OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  21 PERFORMANCE OF THIS SOFTWARE.
  22
  23 ******************************************************************/
  24
  25
  26 \f
  27 #include <sys/types.h>
  28 #include <regex.h>
  29 #include <stdio.h>
  30 #include <stdlib.h>
  31
  32 \f
  33
  34 struct a_test
  35 {
  36   int expected;
  37   const char * pattern;
  38   const unsigned char * data;
  39 };
  40
  41 static const struct a_test the_tests[] =
  42 {
  43 #include "testcases.h"
  44   {-1, 0, 0}
  45 };
  46
  47
  48 \f
  49
  50 int
  51 run_a_test (int id, const struct a_test * t)
  52 {
  53   static const char * last_pattern = 0;
  54   static regex_t r;
  55   int err;
  56   char errmsg[100];
  57   int x;
  58   regmatch_t regs[10];
  59
  60   if (!last_pattern || strcmp (last_pattern, t->pattern))
  61     {
  62       if (last_pattern)
  63         regfree (&r);
  64       last_pattern = t->pattern;
  65       err = regcomp (&r, t->pattern, REG_EXTENDED);
  66       if (err)
  67         {
  68           if (t->expected)
  69             {
  70               puts (" OK.");
  71               return 0;
  72             }
  73           regerror (err, &r, errmsg, 100);
  74           printf ("test %d\n", id);
  75           puts (errmsg);
  76           return 1;
  77         }
  78     }
  79
  80   err = regexec (&r, t->data, 10, regs, 0);
  81
  82   if (err != t->expected)
  83     {
  84       printf ("test %d\n", id);
  85       printf ("pattern \"%s\" data \"%s\" wanted %d got %d\n",
  86               t->pattern, t->data, t->expected, err);
  87       for (x = 0; x < 10; ++x)
  88         printf ("reg %d == (%d, %d) %.*s\n",
  89                 x,
  90                 regs[x].rm_so,
  91                 regs[x].rm_eo,
  92                 regs[x].rm_eo - regs[x].rm_so,
  93                 t->data + regs[x].rm_so);
  94       return 1;
  95     }
  96   puts (" OK.");
  97   return 0;
  98 }
  99
 100 \f
 101
 102 int
 103 main (int argc, char * argv[])
 104 {
 105   int x;
 106   int lo;
 107   int hi;
 108   int res = 0;
 109
 110   lo = 0;
 111   hi = (sizeof (the_tests) / sizeof (the_tests[0])) - 1;
 112
 113   if (argc > 1)
 114     {
 115       lo = atoi (argv[1]);
 116       hi = lo + 1;
 117
 118       if (argc > 2)
 119         hi = atoi (argv[2]);
 120     }
 121
 122   for (x = lo; x < hi; ++x)
 123     {
 124       printf ("#%d:", x);
 125       res |= run_a_test (x, &the_tests[x]);
 126     }
 127   {
 128     exit (0);
 129   }
 130 }
 131
 132