t/helper/test-ctype.c

   1 #include "test-tool.h"
   2
   3 static int rc;
   4
   5 static void report_error(const char *class, int ch)
   6 {
   7         printf("%s classifies char %d (0x%02x) wrongly\n", class, ch, ch);
   8         rc = 1;
   9 }
  10
  11 static int is_in(const char *s, int ch)
  12 {
  13         /*
  14          * We can't find NUL using strchr. Accept it as the first
  15          * character in the spec -- there are no empty classes.
  16          */
  17         if (ch == '\0')
  18                 return ch == *s;
  19         if (*s == '\0')
  20                 s++;
  21         return !!strchr(s, ch);
  22 }
  23
  24 #define TEST_CLASS(t,s) {                       \
  25         int i;                                  \
  26         for (i = 0; i < 256; i++) {             \
  27                 if (is_in(s, i) != t(i))        \
  28                         report_error(#t, i);    \
  29         }                                       \
  30         if (t(EOF))                             \
  31                 report_error(#t, EOF);          \
  32 }
  33
  34 #define DIGIT "0123456789"
  35 #define LOWER "abcdefghijklmnopqrstuvwxyz"
  36 #define UPPER "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
  37 #define PUNCT "!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~"
  38 #define ASCII \
  39         "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f" \
  40         "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f" \
  41         "\x20\x21\x22\x23\x24\x25\x26\x27\x28\x29\x2a\x2b\x2c\x2d\x2e\x2f" \
  42         "\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x3a\x3b\x3c\x3d\x3e\x3f" \
  43         "\x40\x41\x42\x43\x44\x45\x46\x47\x48\x49\x4a\x4b\x4c\x4d\x4e\x4f" \
  44         "\x50\x51\x52\x53\x54\x55\x56\x57\x58\x59\x5a\x5b\x5c\x5d\x5e\x5f" \
  45         "\x60\x61\x62\x63\x64\x65\x66\x67\x68\x69\x6a\x6b\x6c\x6d\x6e\x6f" \
  46         "\x70\x71\x72\x73\x74\x75\x76\x77\x78\x79\x7a\x7b\x7c\x7d\x7e\x7f"
  47 #define CNTRL \
  48         "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f" \
  49         "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f" \
  50         "\x7f"
  51
  52 int cmd__ctype(int argc UNUSED, const char **argv UNUSED)
  53 {
  54         TEST_CLASS(isdigit, DIGIT);
  55         TEST_CLASS(isspace, " \n\r\t");
  56         TEST_CLASS(isalpha, LOWER UPPER);
  57         TEST_CLASS(isalnum, LOWER UPPER DIGIT);
  58         TEST_CLASS(is_glob_special, "*?[\\");
  59         TEST_CLASS(is_regex_special, "$()*+.?[\\^{|");
  60         TEST_CLASS(is_pathspec_magic, "!\"#%&',-/:;<=>@_`~");
  61         TEST_CLASS(isascii, ASCII);
  62         TEST_CLASS(islower, LOWER);
  63         TEST_CLASS(isupper, UPPER);
  64         TEST_CLASS(iscntrl, CNTRL);
  65         TEST_CLASS(ispunct, PUNCT);
  66         TEST_CLASS(isxdigit, DIGIT "abcdefABCDEF");
  67         TEST_CLASS(isprint, LOWER UPPER DIGIT PUNCT " ");
  68
  69         return rc;
  70 }