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 #include <string.h>
  32
  33 \f
  34
  35 struct a_test
  36 {
  37   int expected;
  38   const char * pattern;
  39   const unsigned char * data;
  40 };
  41
  42 static const struct a_test the_tests[] =
  43 {
  44 #include "testcases.h"
  45   {-1, 0, 0}
  46 };
  47
  48
  49 \f
  50
  51 int
  52 run_a_test (int id, const struct a_test * t)
  53 {
  54   static const char * last_pattern = 0;
  55   static regex_t r;
  56   int err;
  57   char errmsg[100];
  58   int x;
  59   regmatch_t regs[10];
  60
  61   if (!last_pattern || strcmp (last_pattern, t->pattern))
  62     {
  63       if (last_pattern)
  64         regfree (&r);
  65       last_pattern = t->pattern;
  66       err = regcomp (&r, t->pattern, REG_EXTENDED);
  67       if (err)
  68         {
  69           if (t->expected == 2)
  70             {
  71               puts (" OK.");
  72               return 0;
  73             }
  74           regerror (err, &r, errmsg, 100);
  75           printf ("test %d\n", id);
  76           puts (errmsg);
  77           return 1;
  78         }
  79       else if (t->expected == 2)
  80         {
  81           printf ("test %d\n", id);
  82           printf ("pattern \"%s\" successfull compilation not expected\n",
  83                   t->pattern);
  84           return 1;
  85         }
  86     }
  87
  88   err = regexec (&r, t->data, 10, regs, 0);
  89
  90   if (err != t->expected)
  91     {
  92       printf ("test %d\n", id);
  93       printf ("pattern \"%s\" data \"%s\" wanted %d got %d\n",
  94               t->pattern, t->data, t->expected, err);
  95       for (x = 0; x < 10; ++x)
  96         printf ("reg %d == (%d, %d) %.*s\n",
  97                 x,
  98                 regs[x].rm_so,
  99                 regs[x].rm_eo,
 100                 regs[x].rm_eo - regs[x].rm_so,
 101                 t->data + regs[x].rm_so);
 102       return 1;
 103     }
 104   puts (" OK.");
 105   return 0;
 106 }
 107
 108 \f
 109
 110 int
 111 main (int argc, char * argv[])
 112 {
 113   int x;
 114   int lo;
 115   int hi;
 116   int res = 0;
 117
 118   lo = 0;
 119   hi = (sizeof (the_tests) / sizeof (the_tests[0])) - 1;
 120
 121   if (argc > 1)
 122     {
 123       lo = atoi (argv[1]);
 124       hi = lo + 1;
 125
 126       if (argc > 2)
 127         hi = atoi (argv[2]);
 128     }
 129
 130   for (x = lo; x < hi; ++x)
 131     {
 132       printf ("#%d:", x);
 133       res |= run_a_test (x, &the_tests[x]);
 134     }
 135   return res != 0;
 136 }