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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 
27 #ifdef HAVE_CONFIG_H
28 #include "config.h"
29 #endif
30 
31 #include <sys/types.h>
32 #include <regex.h>
33 #include <stdio.h>
34 #include <stdlib.h>
35 #include <string.h>
36 
37 
38 
39 struct a_test
40 {
41   int expected;
42   const char * pattern;
43   const unsigned char * data;
44 };
45 
46 static const struct a_test the_tests[] =
47 {
48 #include "testcases.h"
49   {-1, 0, 0}
50 };
51 
52 
53 
54 
55 static int
run_a_test(int id,const struct a_test * t)56 run_a_test (int id, const struct a_test * t)
57 {
58   static const char * last_pattern = 0;
59   static regex_t r;
60   int err;
61   char errmsg[100];
62   int x;
63   regmatch_t regs[10];
64 
65   if (!last_pattern || strcmp (last_pattern, t->pattern))
66     {
67       if (last_pattern)
68 	regfree (&r);
69       last_pattern = t->pattern;
70       err = regcomp (&r, t->pattern, REG_EXTENDED);
71       if (err)
72 	{
73 	  if (t->expected == 2)
74 	    {
75 	      puts (" OK.");
76 	      return 0;
77 	    }
78 	  if (last_pattern)
79 	    regfree (&r);
80 	  last_pattern = NULL;
81 	  regerror (err, &r, errmsg, 100);
82 	  printf (" FAIL: %s.\n", errmsg);
83 	  return 1;
84 	}
85       else if (t->expected == 2)
86 	{
87 	  printf ("test %d\n", id);
88 	  printf ("pattern \"%s\" successfull compilation not expected\n",
89 		  t->pattern);
90 	  return 1;
91 	}
92     }
93 
94   for (x = 0; x < 10; ++x)
95     regs[x].rm_so = regs[x].rm_eo = -1;
96 
97   err = regexec (&r, t->data, 10, regs, 0);
98 
99   if (err != t->expected)
100     {
101       printf ("test %d\n", id);
102       printf ("pattern \"%s\" data \"%s\" wanted %d got %d\n",
103 	      t->pattern, t->data, t->expected, err);
104       for (x = 0; x < 10; ++x)
105         if (regs[x].rm_so != -1)
106 	  printf ("reg %d == (%d, %d) %.*s\n",
107 		  x,
108 		  regs[x].rm_so,
109 		  regs[x].rm_eo,
110 		  regs[x].rm_eo - regs[x].rm_so,
111 		  t->data + regs[x].rm_so);
112       return 1;
113     }
114   puts (" OK.");
115   return 0;
116 }
117 
118 
119 
120 int
main(int argc,char * argv[])121 main (int argc, char * argv[])
122 {
123   int x;
124   int lo;
125   int hi;
126   int res = 0;
127 
128   lo = 0;
129   hi = (sizeof (the_tests) / sizeof (the_tests[0])) - 1;
130 
131   if (argc > 1)
132     {
133       lo = atoi (argv[1]);
134       hi = lo + 1;
135 
136       if (argc > 2)
137 	hi = atoi (argv[2]);
138     }
139 
140   for (x = lo; x < hi; ++x)
141     {
142       printf ("#%d:", x);
143       res |= run_a_test (x, &the_tests[x]);
144     }
145   return res != 0;
146 }
147