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comparison dep/utf8proc/test/case.c @ 343:1faa72660932

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*: transfer back to cmake from autotools autotools just made lots of things more complicated than they should have and many things broke (i.e. translations)
author Paper <paper@paper.us.eu.org>
date Thu, 20 Jun 2024 05:56:06 -0400
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342:adb79bdde329 343:1faa72660932
1 #include "tests.h"
2 #include <wctype.h>
3
4 int main(int argc, char **argv)
5 {
6 int error = 0, better = 0;
7 utf8proc_int32_t c;
8
9 (void) argc; /* unused */
10 (void) argv; /* unused */
11
12 /* some simple sanity tests of the character widths */
13 for (c = 0; c <= 0x110000; ++c) {
14 utf8proc_int32_t l = utf8proc_tolower(c);
15 utf8proc_int32_t u = utf8proc_toupper(c);
16 utf8proc_int32_t t = utf8proc_totitle(c);
17
18 check(l == c || utf8proc_codepoint_valid(l), "invalid tolower");
19 check(u == c || utf8proc_codepoint_valid(u), "invalid toupper");
20 check(t == c || utf8proc_codepoint_valid(t), "invalid totitle");
21
22 if (utf8proc_codepoint_valid(c) && (l == u) != (l == t) &&
23 /* Unicode 11: Georgian Mkhedruli chars have uppercase but no titlecase. */
24 !(((c >= 0x10d0 && c <= 0x10fa) || c >= (0x10fd && c <= 0x10ff)) && l != u)) {
25 fprintf(stderr, "unexpected titlecase %x for lowercase %x / uppercase %x\n", t, l, c);
26 ++error;
27 }
28
29 if (sizeof(wint_t) > 2 || (c < (1<<16) && u < (1<<16) && l < (1<<16))) {
30 wint_t l0 = towlower((wint_t)c), u0 = towupper((wint_t)c);
31
32 /* OS unicode tables may be out of date. But if they
33 do have a lower/uppercase mapping, hopefully it
34 is correct? */
35 if (l0 != (wint_t)c && l0 != (wint_t)l) {
36 fprintf(stderr, "MISMATCH %x != towlower(%x) == %x\n",
37 l, c, l0);
38 ++error;
39 }
40 else if (l0 != (wint_t)l) { /* often true for out-of-date OS unicode */
41 ++better;
42 /* printf("%x != towlower(%x) == %x\n", l, c, l0); */
43 }
44 if (u0 != (wint_t)c && u0 != (wint_t)u) {
45 fprintf(stderr, "MISMATCH %x != towupper(%x) == %x\n",
46 u, c, u0);
47 ++error;
48 }
49 else if (u0 != (wint_t)u) { /* often true for out-of-date OS unicode */
50 ++better;
51 /* printf("%x != towupper(%x) == %x\n", u, c, u0); */
52 }
53 }
54 }
55 check(!error, "utf8proc case conversion FAILED %d tests.", error);
56
57 /* issue #130 */
58 check(utf8proc_toupper(0x00df) == 0x1e9e &&
59 utf8proc_totitle(0x00df) == 0x1e9e &&
60 utf8proc_tolower(0x00df) == 0x00df &&
61 utf8proc_tolower(0x1e9e) == 0x00df &&
62 utf8proc_toupper(0x1e9e) == 0x1e9e,
63 "incorrect 0x00df/0x1e9e case conversions");
64 utf8proc_uint8_t str_00df[] = {0xc3, 0x9f, 0x00};
65 utf8proc_uint8_t str_1e9e[] = {0xe1, 0xba, 0x9e, 0x00};
66 utf8proc_uint8_t *s1 = utf8proc_NFKC_Casefold(str_00df);
67 utf8proc_uint8_t *s2 = utf8proc_NFKC_Casefold(str_1e9e);
68 check(!strcmp((char*)s1, "ss") &&
69 !strcmp((char*)s2, "ss"),
70 "incorrect 0x00df/0x1e9e casefold normalization");
71 free(s1);
72 free(s2);
73 printf("More up-to-date than OS unicode tables for %d tests.\n", better);
74 printf("utf8proc case conversion tests SUCCEEDED.\n");
75 return 0;
76 }