xref: /netbsd-src/tests/lib/libc/locale/t_mbrtoc32.c (revision 32d1c65c71fbdb65a012e8392a62a757dd6853e9)
1 /*	$NetBSD: t_mbrtoc32.c,v 1.1 2024/08/15 14:16:34 riastradh Exp $	*/
2 
3 /*-
4  * Copyright (c) 2024 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #include <sys/cdefs.h>
30 __RCSID("$NetBSD: t_mbrtoc32.c,v 1.1 2024/08/15 14:16:34 riastradh Exp $");
31 
32 #include <atf-c.h>
33 #include <locale.h>
34 #include <uchar.h>
35 
36 #include "h_macros.h"
37 
38 ATF_TC(mbrtoc32_null);
39 ATF_TC_HEAD(mbrtoc32_null, tc)
40 {
41 	atf_tc_set_md_var(tc, "descr", "Test null string input to mbrtoc32");
42 }
43 ATF_TC_BODY(mbrtoc32_null, tc)
44 {
45 	char *locale;
46 	char32_t c32;
47 	mbstate_t ps = {0};
48 	size_t n;
49 
50 	REQUIRE_LIBC((locale = setlocale(LC_ALL, "C")), NULL);
51 	ATF_REQUIRE_EQ_MSG(strcmp(locale, "C"), 0, "locale=%s", locale);
52 
53 	ATF_CHECK_EQ_MSG((n = mbrtoc32(&c32, NULL, 0, &ps)), 0, "n=%zu", n);
54 }
55 
56 ATF_TP_ADD_TCS(tp)
57 {
58 
59 	ATF_TP_ADD_TC(tp, mbrtoc32_null);
60 	return atf_no_error();
61 }
62