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authorSteven G. Johnson <stevenj@mit.edu>2015-05-29 17:52:48 (GMT)
committer Steven G. Johnson <stevenj@mit.edu>2015-05-30 02:00:30 (GMT)
commita8fb4b17727651beadfa2c7c4d899fd0f4947c5a (patch)
treeaff90af7a3890bed7679ee46e3f290fd9df03dac /test
parent35ec8e32e7e9ccbc7bc12da6eec5b11e72a9e674 (diff)
downloadlibutf8proc-a8fb4b17727651beadfa2c7c4d899fd0f4947c5a.tar.gz
libutf8proc-a8fb4b17727651beadfa2c7c4d899fd0f4947c5a.tar.bz2
add toupper/tolower functions (for JuliaLang/julia#11471)
Diffstat (limited to 'test')
-rw-r--r--test/case.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/test/case.c b/test/case.c
new file mode 100644
index 0000000..39958e3
--- a/dev/null
+++ b/test/case.c
@@ -0,0 +1,50 @@
+#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+ /* OS unicode tables may be out of date.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+ else if (l0 != l) { /* often true for out-of-date OS unicode */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+ else if (u0 != u) { /* often true for out-of-date OS unicode */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;
+}