test-ctype.c

   1 #include "cache.h"
   2
   3
   4 static int test_isdigit(int c)
   5 {
   6         return isdigit(c);
   7 }
   8
   9 static int test_isspace(int c)
  10 {
  11         return isspace(c);
  12 }
  13
  14 static int test_isalpha(int c)
  15 {
  16         return isalpha(c);
  17 }
  18
  19 static int test_isalnum(int c)
  20 {
  21         return isalnum(c);
  22 }
  23
  24 static int test_is_glob_special(int c)
  25 {
  26         return is_glob_special(c);
  27 }
  28
  29 static int test_is_regex_special(int c)
  30 {
  31         return is_regex_special(c);
  32 }
  33
  34 #define DIGIT "0123456789"
  35 #define LOWER "abcdefghijklmnopqrstuvwxyz"
  36 #define UPPER "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
  37
  38 static const struct ctype_class {
  39         const char *name;
  40         int (*test_fn)(int);
  41         const char *members;
  42 } classes[] = {
  43         { "isdigit", test_isdigit, DIGIT },
  44         { "isspace", test_isspace, " \n\r\t" },
  45         { "isalpha", test_isalpha, LOWER UPPER },
  46         { "isalnum", test_isalnum, LOWER UPPER DIGIT },
  47         { "is_glob_special", test_is_glob_special, "*?[\\" },
  48         { "is_regex_special", test_is_regex_special, "$()*+.?[\\^{|" },
  49         { NULL }
  50 };
  51
  52 static int test_class(const struct ctype_class *test)
  53 {
  54         int i, rc = 0;
  55
  56         for (i = 0; i < 256; i++) {
  57                 int expected = i ? !!strchr(test->members, i) : 0;
  58                 int actual = test->test_fn(i);
  59
  60                 if (actual != expected) {
  61                         rc = 1;
  62                         printf("%s classifies char %d (0x%02x) wrongly\n",
  63                                test->name, i, i);
  64                 }
  65         }
  66         return rc;
  67 }
  68
  69 int main(int argc, char **argv)
  70 {
  71         const struct ctype_class *test;
  72         int rc = 0;
  73
  74         for (test = classes; test->name; test++)
  75                 rc |= test_class(test);
  76
  77         return rc;
  78 }