wildtest.c

   1 /*
   2  * Test suite for the wildmatch code.
   3  *
   4  * Copyright (C) 2003-2019 Wayne Davison
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program 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
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License along
  17  * with this program; if not, visit the http://fsf.org website.
  18  */
  19
  20 /*#define COMPARE_WITH_FNMATCH*/
  21
  22 #define WILD_TEST_ITERATIONS
  23 #include "lib/wildmatch.c"
  24
  25 #include <popt.h>
  26
  27 #ifdef COMPARE_WITH_FNMATCH
  28 #include <fnmatch.h>
  29
  30 int fnmatch_errors = 0;
  31 #endif
  32
  33 int wildmatch_errors = 0;
  34
  35 typedef char bool;
  36
  37 int output_iterations = 0;
  38 int explode_mod = 0;
  39 int empties_mod = 0;
  40 int empty_at_start = 0;
  41 int empty_at_end = 0;
  42
  43 static struct poptOption long_options[] = {
  44   /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
  45   {"iterations",     'i', POPT_ARG_NONE,   &output_iterations, 0, 0, 0},
  46   {"empties",        'e', POPT_ARG_STRING, 0, 'e', 0, 0},
  47   {"explode",        'x', POPT_ARG_INT,    &explode_mod, 0, 0, 0},
  48   {0,0,0,0, 0, 0, 0}
  49 };
  50
  51 /* match just at the start of string (anchored tests) */
  52 static void
  53 run_test(int line, bool matches,
  54 #ifdef COMPARE_WITH_FNMATCH
  55          bool same_as_fnmatch,
  56 #endif
  57          const char *text, const char *pattern)
  58 {
  59     bool matched;
  60 #ifdef COMPARE_WITH_FNMATCH
  61     bool fn_matched;
  62     int flags = strstr(pattern, "**")? 0 : FNM_PATHNAME;
  63 #endif
  64
  65     if (explode_mod) {
  66         char buf[MAXPATHLEN*2], *texts[MAXPATHLEN];
  67         int pos = 0, cnt = 0, ndx = 0, len = strlen(text);
  68
  69         if (empty_at_start)
  70             texts[ndx++] = "";
  71         /* An empty string must turn into at least one empty array item. */
  72         while (1) {
  73             texts[ndx] = buf + ndx * (explode_mod + 1);
  74             strlcpy(texts[ndx++], text + pos, explode_mod + 1);
  75             if (pos + explode_mod >= len)
  76                 break;
  77             pos += explode_mod;
  78             if (!(++cnt % empties_mod))
  79                 texts[ndx++] = "";
  80         }
  81         if (empty_at_end)
  82             texts[ndx++] = "";
  83         texts[ndx] = NULL;
  84         matched = wildmatch_array(pattern, (const char**)texts, 0);
  85     } else
  86         matched = wildmatch(pattern, text);
  87 #ifdef COMPARE_WITH_FNMATCH
  88     fn_matched = !fnmatch(pattern, text, flags);
  89 #endif
  90     if (matched != matches) {
  91         printf("wildmatch failure on line %d:\n  %s\n  %s\n  expected %s match\n",
  92                line, text, pattern, matches? "a" : "NO");
  93         wildmatch_errors++;
  94     }
  95 #ifdef COMPARE_WITH_FNMATCH
  96     if (fn_matched != (matches ^ !same_as_fnmatch)) {
  97         printf("fnmatch disagreement on line %d:\n  %s\n  %s\n  expected %s match\n",
  98                line, text, pattern, matches ^ !same_as_fnmatch? "a" : "NO");
  99         fnmatch_errors++;
 100     }
 101 #endif
 102     if (output_iterations) {
 103         printf("%d: \"%s\" iterations = %d\n", line, pattern,
 104                wildmatch_iteration_count);
 105     }
 106 }
 107
 108 int
 109 main(int argc, char **argv)
 110 {
 111     char buf[2048], *s, *string[2], *end[2];
 112     const char *arg;
 113     FILE *fp;
 114     int opt, line, i, flag[2];
 115     poptContext pc = poptGetContext("wildtest", argc, (const char**)argv,
 116                                     long_options, 0);
 117
 118     while ((opt = poptGetNextOpt(pc)) != -1) {
 119         switch (opt) {
 120           case 'e':
 121             arg = poptGetOptArg(pc);
 122             empties_mod = atoi(arg);
 123             if (strchr(arg, 's'))
 124                 empty_at_start = 1;
 125             if (strchr(arg, 'e'))
 126                 empty_at_end = 1;
 127             if (!explode_mod)
 128                 explode_mod = 1024;
 129             break;
 130           default:
 131             fprintf(stderr, "%s: %s\n",
 132                     poptBadOption(pc, POPT_BADOPTION_NOALIAS),
 133                     poptStrerror(opt));
 134             exit(1);
 135         }
 136     }
 137
 138     if (explode_mod && !empties_mod)
 139         empties_mod = 1024;
 140
 141     argv = (char**)poptGetArgs(pc);
 142     if (!argv || argv[1]) {
 143         fprintf(stderr, "Usage: wildtest [OPTIONS] TESTFILE\n");
 144         exit(1);
 145     }
 146
 147     if ((fp = fopen(*argv, "r")) == NULL) {
 148         fprintf(stderr, "Unable to open %s\n", *argv);
 149         exit(1);
 150     }
 151
 152     line = 0;
 153     while (fgets(buf, sizeof buf, fp)) {
 154         line++;
 155         if (*buf == '#' || *buf == '\n')
 156             continue;
 157         for (s = buf, i = 0; i <= 1; i++) {
 158             if (*s == '1')
 159                 flag[i] = 1;
 160             else if (*s == '0')
 161                 flag[i] = 0;
 162             else
 163                 flag[i] = -1;
 164             if (*++s != ' ' && *s != '\t')
 165                 flag[i] = -1;
 166             if (flag[i] < 0) {
 167                 fprintf(stderr, "Invalid flag syntax on line %d of %s:\n%s",
 168                         line, *argv, buf);
 169                 exit(1);
 170             }
 171             while (*++s == ' ' || *s == '\t') {}
 172         }
 173         for (i = 0; i <= 1; i++) {
 174             if (*s == '\'' || *s == '"' || *s == '`') {
 175                 char quote = *s++;
 176                 string[i] = s;
 177                 while (*s && *s != quote) s++;
 178                 if (!*s) {
 179                     fprintf(stderr, "Unmatched quote on line %d of %s:\n%s",
 180                             line, *argv, buf);
 181                     exit(1);
 182                 }
 183                 end[i] = s;
 184             }
 185             else {
 186                 if (!*s || *s == '\n') {
 187                     fprintf(stderr, "Not enough strings on line %d of %s:\n%s",
 188                             line, *argv, buf);
 189                     exit(1);
 190                 }
 191                 string[i] = s;
 192                 while (*++s && *s != ' ' && *s != '\t' && *s != '\n') {}
 193                 end[i] = s;
 194             }
 195             while (*++s == ' ' || *s == '\t') {}
 196         }
 197         *end[0] = *end[1] = '\0';
 198         run_test(line, flag[0],
 199 #ifdef COMPARE_WITH_FNMATCH
 200                  flag[1],
 201 #endif
 202                  string[0], string[1]);
 203     }
 204
 205     if (!wildmatch_errors)
 206         fputs("No", stdout);
 207     else
 208         printf("%d", wildmatch_errors);
 209     printf(" wildmatch error%s found.\n", wildmatch_errors == 1? "" : "s");
 210
 211 #ifdef COMPARE_WITH_FNMATCH
 212     if (!fnmatch_errors)
 213         fputs("No", stdout);
 214     else
 215         printf("%d", fnmatch_errors);
 216     printf(" fnmatch error%s found.\n", fnmatch_errors == 1? "" : "s");
 217
 218 #endif
 219
 220     return 0;
 221 }