test-ctype: check EOF

The character classifiers are supposed to allow passing EOF to them, a negative value. It isn't part of any character class. Extend the tests to cover that. Signed-off-by: René Scharfe <l.s.r@web.de> Signed-off-by: Junio C Hamano <gitster@pobox.com>

René Scharfe committed May 1, 2023 at 21:51 UTC 31885f64e96e172cc03506f875fb535172a27c05
1 file changed +2
t/helper/test-ctype.c
+2
index b21bd672d9..c8a0363ba2 100644 --- a/t/helper/test-ctype.c +++ b/t/helper/test-ctype.c @@ -28,6 +28,8 @@ static int is_in(const char *s, int ch) if (is_in(s, i) != t(i)) \ report_error(#t, i); \ } \ + if (t(EOF)) \ + report_error(#t, EOF); \ } #define DIGIT "0123456789"