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 #define DIGIT "0123456789"
  30 #define LOWER "abcdefghijklmnopqrstuvwxyz"
  31 #define UPPER "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
  32
  33 static const struct ctype_class {
  34         const char *name;
  35         int (*test_fn)(int);
  36         const char *members;
  37 } classes[] = {
  38         { "isdigit", test_isdigit, DIGIT },
  39         { "isspace", test_isspace, " \n\r\t" },
  40         { "isalpha", test_isalpha, LOWER UPPER },
  41         { "isalnum", test_isalnum, LOWER UPPER DIGIT },
  42         { "is_glob_special", test_is_glob_special, "*?[\\" },
  43         { NULL }
  44 };
  45
  46 static int test_class(const struct ctype_class *test)
  47 {
  48         int i, rc = 0;
  49
  50         for (i = 0; i < 256; i++) {
  51                 int expected = i ? !!strchr(test->members, i) : 0;
  52                 int actual = test->test_fn(i);
  53
  54                 if (actual != expected) {
  55                         rc = 1;
  56                         printf("%s classifies char %d (0x%02x) wrongly\n",
  57                                test->name, i, i);
  58                 }
  59         }
  60         return rc;
  61 }
  62
  63 int main(int argc, char **argv)
  64 {
  65         const struct ctype_class *test;
  66         int rc = 0;
  67
  68         for (test = classes; test->name; test++)
  69                 rc |= test_class(test);
  70
  71         return rc;
  72 }