posix/runptests.c

   1 /* POSIX regex testsuite from IEEE 2003.2.
   2    Copyright (C) 1998, 2003 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by Ulrich Drepper <drepper@cygnus.com>, 1998.
   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, write to the Free
  18    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  19    02111-1307 USA.  */
  20
  21 #include <sys/types.h>
  22 #include <regex.h>
  23 #include <stdio.h>
  24 #include <string.h>
  25
  26 /* Data structure to describe the tests.  */
  27 struct test
  28 {
  29   int start;
  30   int end;
  31   const char *reg;
  32   const char *str;
  33   int options;
  34 } tests[] =
  35 {
  36 #include "ptestcases.h"
  37 };
  38
  39
  40 int
  41 main (int argc, char *argv[])
  42 {
  43   size_t cnt;
  44   int errors = 0;
  45
  46   for (cnt = 0; cnt < sizeof (tests) / sizeof (tests[0]); ++cnt)
  47     if (tests[cnt].str == NULL)
  48       {
  49         printf ("\n%s\n%.*s\n", tests[cnt].reg,
  50                 (int) strlen (tests[cnt].reg),
  51                 "-----------------------------------------------------");
  52       }
  53     else if (tests[cnt].reg == NULL)
  54         printf ("!!! %s\n", tests[cnt].str);
  55     else
  56       {
  57         regex_t re;
  58         regmatch_t match[20];
  59         int err;
  60
  61         printf ("regexp: \"%s\", string: \"%s\" -> ", tests[cnt].reg,
  62                 tests[cnt].str);
  63
  64         /* Compile the expression.  */
  65         err = regcomp (&re, tests[cnt].reg, tests[cnt].options);
  66         if (err != 0)
  67           {
  68             if (tests[cnt].start == -2)
  69               puts ("compiling failed, OK");
  70             else
  71               {
  72                 char buf[100];
  73                 regerror (err, &re, buf, sizeof (buf));
  74                 printf ("FAIL: %s\n", buf);
  75                 ++errors;
  76               }
  77
  78             continue;
  79           }
  80         else if (tests[cnt].start == -2)
  81           {
  82             puts ("compiling suceeds, FAIL");
  83             errors++;
  84             continue;
  85           }
  86
  87         /* Run the actual test.  */
  88         err = regexec (&re, tests[cnt].str, 20, match, 0);
  89
  90         if (err != 0)
  91           {
  92             if (tests[cnt].start == -1)
  93               puts ("no match, OK");
  94             else
  95               {
  96                 puts ("no match, FAIL");
  97                 ++errors;
  98               }
  99           }
 100         else
 101           {
 102             if (match[0].rm_so == 0 && tests[cnt].start == 0
 103                 && match[0].rm_eo == 0 && tests[cnt].end == 0)
 104               puts ("match, OK");
 105             else if (match[0].rm_so + 1 == tests[cnt].start
 106                      && match[0].rm_eo == tests[cnt].end)
 107               puts ("match, OK");
 108             else
 109               {
 110                 printf ("wrong match (%d to %d): FAIL\n",
 111                         match[0].rm_so, match[0].rm_eo);
 112                 ++errors;
 113               }
 114           }
 115
 116         /* Free all resources.  */
 117         regfree (&re);
 118       }
 119
 120   printf ("\n%Zu tests, %d errors\n", cnt, errors);
 121
 122   return errors != 0;
 123 }