t/unit-tests/t-ctype.c

   1 #include "test-lib.h"
   2
   3 static int is_in(const char *s, int ch)
   4 {
   5         /*
   6          * We can't find NUL using strchr. Accept it as the first
   7          * character in the spec -- there are no empty classes.
   8          */
   9         if (ch == '\0')
  10                 return ch == *s;
  11         if (*s == '\0')
  12                 s++;
  13         return !!strchr(s, ch);
  14 }
  15
  16 /* Macro to test a character type */
  17 #define TEST_CTYPE_FUNC(func, string) \
  18 static void test_ctype_##func(void) { \
  19         for (int i = 0; i < 256; i++) { \
  20                 if (!check_int(func(i), ==, is_in(string, i))) \
  21                         test_msg("       i: 0x%02x", i); \
  22         } \
  23         if (!check(!func(EOF))) \
  24                         test_msg("      i: 0x%02x (EOF)", EOF); \
  25 }
  26
  27 #define TEST_CHAR_CLASS(class) TEST(test_ctype_##class(), #class " works")
  28
  29 #define DIGIT "0123456789"
  30 #define LOWER "abcdefghijklmnopqrstuvwxyz"
  31 #define UPPER "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
  32 #define PUNCT "!\"#$%&'()*+,-./:;<=>?@[\\]^_`{|}~"
  33 #define ASCII \
  34         "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f" \
  35         "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f" \
  36         "\x20\x21\x22\x23\x24\x25\x26\x27\x28\x29\x2a\x2b\x2c\x2d\x2e\x2f" \
  37         "\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x3a\x3b\x3c\x3d\x3e\x3f" \
  38         "\x40\x41\x42\x43\x44\x45\x46\x47\x48\x49\x4a\x4b\x4c\x4d\x4e\x4f" \
  39         "\x50\x51\x52\x53\x54\x55\x56\x57\x58\x59\x5a\x5b\x5c\x5d\x5e\x5f" \
  40         "\x60\x61\x62\x63\x64\x65\x66\x67\x68\x69\x6a\x6b\x6c\x6d\x6e\x6f" \
  41         "\x70\x71\x72\x73\x74\x75\x76\x77\x78\x79\x7a\x7b\x7c\x7d\x7e\x7f"
  42 #define CNTRL \
  43         "\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f" \
  44         "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f" \
  45         "\x7f"
  46
  47 TEST_CTYPE_FUNC(isdigit, DIGIT)
  48 TEST_CTYPE_FUNC(isspace, " \n\r\t")
  49 TEST_CTYPE_FUNC(isalpha, LOWER UPPER)
  50 TEST_CTYPE_FUNC(isalnum, LOWER UPPER DIGIT)
  51 TEST_CTYPE_FUNC(is_glob_special, "*?[\\")
  52 TEST_CTYPE_FUNC(is_regex_special, "$()*+.?[\\^{|")
  53 TEST_CTYPE_FUNC(is_pathspec_magic, "!\"#%&',-/:;<=>@_`~")
  54 TEST_CTYPE_FUNC(isascii, ASCII)
  55 TEST_CTYPE_FUNC(islower, LOWER)
  56 TEST_CTYPE_FUNC(isupper, UPPER)
  57 TEST_CTYPE_FUNC(iscntrl, CNTRL)
  58 TEST_CTYPE_FUNC(ispunct, PUNCT)
  59 TEST_CTYPE_FUNC(isxdigit, DIGIT "abcdefABCDEF")
  60 TEST_CTYPE_FUNC(isprint, LOWER UPPER DIGIT PUNCT " ")
  61
  62 int cmd_main(int argc, const char **argv) {
  63         /* Run all character type tests */
  64         TEST_CHAR_CLASS(isspace);
  65         TEST_CHAR_CLASS(isdigit);
  66         TEST_CHAR_CLASS(isalpha);
  67         TEST_CHAR_CLASS(isalnum);
  68         TEST_CHAR_CLASS(is_glob_special);
  69         TEST_CHAR_CLASS(is_regex_special);
  70         TEST_CHAR_CLASS(is_pathspec_magic);
  71         TEST_CHAR_CLASS(isascii);
  72         TEST_CHAR_CLASS(islower);
  73         TEST_CHAR_CLASS(isupper);
  74         TEST_CHAR_CLASS(iscntrl);
  75         TEST_CHAR_CLASS(ispunct);
  76         TEST_CHAR_CLASS(isxdigit);
  77         TEST_CHAR_CLASS(isprint);
  78
  79         return test_done();
  80 }