glibc/wcsmbs/tst-c32-state.c

45 lines
1.5 KiB
C

/* Test mbrtowc and mbrtoc32 do not share state (bug 23793).
Copyright (C) 2018-2023 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <locale.h>
#include <uchar.h>
#include <wchar.h>
#include <support/check.h>
static int
do_test (void)
{
TEST_VERIFY_EXIT (setlocale (LC_ALL, "de_DE.UTF-8") != NULL);
const char buf[] = "\u00ff";
wchar_t wc = 0;
char32_t c32 = 0;
size_t ret = mbrtowc (&wc, buf, 1, NULL);
TEST_COMPARE (ret, (size_t) -2);
ret = mbrtoc32 (&c32, buf, 1, NULL);
TEST_COMPARE (ret, (size_t) -2);
ret = mbrtowc (&wc, buf + 1, 1, NULL);
TEST_COMPARE (ret, 1);
TEST_COMPARE (wc, 0xff);
ret = mbrtoc32 (&c32, buf + 1, 1, NULL);
TEST_COMPARE (ret, 1);
TEST_COMPARE (c32, 0xff);
return 0;
}
#include <support/test-driver.c>