xref: /netbsd-src/tests/lib/libc/locale/t_uchar.c (revision f8cf1a9151c7af1cb0bd8b09c13c66bca599c027)
1 /*	$NetBSD: t_uchar.c,v 1.3 2024/10/14 06:02:14 rillig 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 /*
30  * Include <uchar.h> first to verify it declares everything we need.
31  */
32 #include <uchar.h>
33 typedef mbstate_t nbtest_mbstate_t;
34 typedef size_t nbtest_size_t;
35 typedef char8_t nbtest_char8_t;
36 typedef char16_t nbtest_char16_t;
37 typedef char32_t nbtest_char32_t;
38 static size_t (*nbtest_mbrtoc8)(char8_t *restrict, const char *restrict,
39     size_t, mbstate_t *restrict) __unused = &mbrtoc8;
40 static size_t (*nbtest_c8rtomb)(char *restrict, char8_t,
41     mbstate_t *restrict) __unused = &c8rtomb;
42 static size_t (*nbtest_mbrtoc16)(char16_t *restrict, const char *restrict,
43     size_t, mbstate_t *restrict) __unused = &mbrtoc16;
44 static size_t (*nbtest_c16rtomb)(char *restrict, char16_t,
45     mbstate_t *restrict) __unused = &c16rtomb;
46 static size_t (*nbtest_mbrtoc32)(char32_t *restrict, const char *restrict,
47     size_t, mbstate_t *restrict) __unused = mbrtoc32;
48 static size_t (*nbtest_c32rtomb)(char *restrict, char32_t,
49     mbstate_t *restrict) __unused = &c32rtomb;
50 
51 #include <sys/cdefs.h>
52 __RCSID("$NetBSD: t_uchar.c,v 1.3 2024/10/14 06:02:14 rillig Exp $");
53 
54 #include <atf-c.h>
55 #include <stdint.h>
56 
57 ATF_TC(uchartypes);
58 ATF_TC_HEAD(uchartypes, tc)
59 {
60 	atf_tc_set_md_var(tc, "descr", "Test <uchar.h> types are reasonable");
61 }
62 ATF_TC_BODY(uchartypes, tc)
63 {
64 
65 	ATF_CHECK_EQ_MSG(sizeof(char8_t), sizeof(unsigned char),
66 	    "char8_t %zu, unsigned char %zu",
67 	    sizeof(char8_t), sizeof(unsigned char));
68 	ATF_CHECK_EQ_MSG(sizeof(char16_t), sizeof(uint_least16_t),
69 	    "char16_t %zu, uint_least16_t %zu",
70 	    sizeof(char16_t), sizeof(uint_least16_t));
71 	ATF_CHECK_EQ_MSG(sizeof(char32_t), sizeof(uint_least32_t),
72 	    "char32_t %zu, uint_least32_t %zu",
73 	    sizeof(char32_t), sizeof(uint_least32_t));
74 }
75 
76 ATF_TP_ADD_TCS(tp)
77 {
78 
79 	ATF_TP_ADD_TC(tp, uchartypes);
80 	return atf_no_error();
81 }
82