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yap-6.3/utf8proc/test/case.c

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2015-09-21 23:05:36 +01:00
#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);
check(l == c || utf8proc_codepoint_valid(l), "invalid tolower");
check(u == c || utf8proc_codepoint_valid(u), "invalid toupper");
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/* OS unicode tables may be out of date.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else if (l0 != l) { /* often true for out-of-date OS unicode */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else if (u0 != u) { /* often true for out-of-date OS unicode */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);
printf("More up-to-date than OS unicode tables for %d tests.\n", better);
printf("utf8proc case conversion tests SUCCEEDED.\n");
return 0;
}