rhubarb-lip-sync/rhubarb/lib/utf8proc-2.2.0/test/case.c

74 lines
3.0 KiB
C

#include "tests.h"
#include <wctype.h>
int main(int argc, char **argv)
{
int error = 0, better = 0;
utf8proc_int32_t c;
(void) argc; /* unused */
(void) argv; /* unused */
/* some simple sanity tests of the character widths */
for (c = 0; c <= 0x110000; ++c) {
utf8proc_int32_t l = utf8proc_tolower(c);
utf8proc_int32_t u = utf8proc_toupper(c);
utf8proc_int32_t t = utf8proc_totitle(c);
check(l == c || utf8proc_codepoint_valid(l), "invalid tolower");
check(u == c || utf8proc_codepoint_valid(u), "invalid toupper");
check(t == c || utf8proc_codepoint_valid(t), "invalid totitle");
if (utf8proc_codepoint_valid(c) && (l == u) != (l == t) &&
/* Unicode 11: Georgian Mkhedruli chars have uppercase but no titlecase. */
!(((c >= 0x10d0 && c <= 0x10fa) || c >= (0x10fd && c <= 0x10ff)) && l != u)) {
fprintf(stderr, "unexpected titlecase %x for lowercase %x / uppercase %x\n", t, l, c);
++error;
}
if (sizeof(wint_t) > 2 || c < (1<<16)) {
wint_t l0 = towlower(c), u0 = towupper(c);
/* OS unicode tables may be out of date. But if they
do have a lower/uppercase mapping, hopefully it
is correct? */
if (l0 != c && l0 != l) {
fprintf(stderr, "MISMATCH %x != towlower(%x) == %x\n",
l, c, l0);
++error;
}
else if (l0 != l) { /* often true for out-of-date OS unicode */
++better;
/* printf("%x != towlower(%x) == %x\n", l, c, l0); */
}
if (u0 != c && u0 != u) {
fprintf(stderr, "MISMATCH %x != towupper(%x) == %x\n",
u, c, u0);
++error;
}
else if (u0 != u) { /* often true for out-of-date OS unicode */
++better;
/* printf("%x != towupper(%x) == %x\n", u, c, u0); */
}
}
}
check(!error, "utf8proc case conversion FAILED %d tests.", error);
/* issue #130 */
check(utf8proc_toupper(0x00df) == 0x1e9e &&
utf8proc_totitle(0x00df) == 0x1e9e &&
utf8proc_tolower(0x00df) == 0x00df &&
utf8proc_tolower(0x1e9e) == 0x00df &&
utf8proc_toupper(0x1e9e) == 0x1e9e,
"incorrect 0x00df/0x1e9e case conversions");
utf8proc_uint8_t str_00df[] = {0xc3, 0x9f, 0x00};
utf8proc_uint8_t str_1e9e[] = {0xe1, 0xba, 0x9e, 0x00};
check(!strcmp((char*)utf8proc_NFKC_Casefold(str_00df), "ss") &&
!strcmp((char*)utf8proc_NFKC_Casefold(str_1e9e), "ss"),
"incorrect 0x00df/0x1e9e casefold normalization");
printf("More up-to-date than OS unicode tables for %d tests.\n", better);
printf("utf8proc case conversion tests SUCCEEDED.\n");
return 0;
}