xref: /netbsd-src/tests/lib/libc/locale/t_mbrtoc32.c (revision 2cbd152aa86ee6b2a4c5e35584ec0b29f34f2a5a)
1*2cbd152aSriastradh /*	$NetBSD: t_mbrtoc32.c,v 1.1 2024/08/15 14:16:34 riastradh Exp $	*/
2*2cbd152aSriastradh 
3*2cbd152aSriastradh /*-
4*2cbd152aSriastradh  * Copyright (c) 2024 The NetBSD Foundation, Inc.
5*2cbd152aSriastradh  * All rights reserved.
6*2cbd152aSriastradh  *
7*2cbd152aSriastradh  * Redistribution and use in source and binary forms, with or without
8*2cbd152aSriastradh  * modification, are permitted provided that the following conditions
9*2cbd152aSriastradh  * are met:
10*2cbd152aSriastradh  * 1. Redistributions of source code must retain the above copyright
11*2cbd152aSriastradh  *    notice, this list of conditions and the following disclaimer.
12*2cbd152aSriastradh  * 2. Redistributions in binary form must reproduce the above copyright
13*2cbd152aSriastradh  *    notice, this list of conditions and the following disclaimer in the
14*2cbd152aSriastradh  *    documentation and/or other materials provided with the distribution.
15*2cbd152aSriastradh  *
16*2cbd152aSriastradh  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17*2cbd152aSriastradh  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18*2cbd152aSriastradh  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19*2cbd152aSriastradh  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20*2cbd152aSriastradh  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21*2cbd152aSriastradh  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22*2cbd152aSriastradh  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23*2cbd152aSriastradh  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24*2cbd152aSriastradh  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25*2cbd152aSriastradh  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26*2cbd152aSriastradh  * POSSIBILITY OF SUCH DAMAGE.
27*2cbd152aSriastradh  */
28*2cbd152aSriastradh 
29*2cbd152aSriastradh #include <sys/cdefs.h>
30*2cbd152aSriastradh __RCSID("$NetBSD: t_mbrtoc32.c,v 1.1 2024/08/15 14:16:34 riastradh Exp $");
31*2cbd152aSriastradh 
32*2cbd152aSriastradh #include <atf-c.h>
33*2cbd152aSriastradh #include <locale.h>
34*2cbd152aSriastradh #include <uchar.h>
35*2cbd152aSriastradh 
36*2cbd152aSriastradh #include "h_macros.h"
37*2cbd152aSriastradh 
38*2cbd152aSriastradh ATF_TC(mbrtoc32_null);
39*2cbd152aSriastradh ATF_TC_HEAD(mbrtoc32_null, tc)
40*2cbd152aSriastradh {
41*2cbd152aSriastradh 	atf_tc_set_md_var(tc, "descr", "Test null string input to mbrtoc32");
42*2cbd152aSriastradh }
43*2cbd152aSriastradh ATF_TC_BODY(mbrtoc32_null, tc)
44*2cbd152aSriastradh {
45*2cbd152aSriastradh 	char *locale;
46*2cbd152aSriastradh 	char32_t c32;
47*2cbd152aSriastradh 	mbstate_t ps = {0};
48*2cbd152aSriastradh 	size_t n;
49*2cbd152aSriastradh 
50*2cbd152aSriastradh 	REQUIRE_LIBC((locale = setlocale(LC_ALL, "C")), NULL);
51*2cbd152aSriastradh 	ATF_REQUIRE_EQ_MSG(strcmp(locale, "C"), 0, "locale=%s", locale);
52*2cbd152aSriastradh 
53*2cbd152aSriastradh 	ATF_CHECK_EQ_MSG((n = mbrtoc32(&c32, NULL, 0, &ps)), 0, "n=%zu", n);
54*2cbd152aSriastradh }
55*2cbd152aSriastradh 
56*2cbd152aSriastradh ATF_TP_ADD_TCS(tp)
57*2cbd152aSriastradh {
58*2cbd152aSriastradh 
59*2cbd152aSriastradh 	ATF_TP_ADD_TC(tp, mbrtoc32_null);
60*2cbd152aSriastradh 	return atf_no_error();
61*2cbd152aSriastradh }
62