t/helper/test-ctype.c

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