xref: /freebsd/contrib/netbsd-tests/lib/libc/locale/t_mbsnrtowcs.c (revision f4b37ed0f8b307b1f3f0f630ca725d68f1dff30d)
1 /* $NetBSD: t_mbsnrtowcs.c,v 1.2 2014/05/06 00:41:26 yamt Exp $ */
2 
3 /*-
4  * Copyright (c) 2013 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Joerg Sonnenberger.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #include <sys/cdefs.h>
33 __RCSID("$NetBSD: t_mbsnrtowcs.c,v 1.2 2014/05/06 00:41:26 yamt Exp $");
34 
35 #include <locale.h>
36 #include <string.h>
37 #include <wchar.h>
38 
39 #include <atf-c.h>
40 
41 static const struct test {
42 	const char *locale;
43 	const char *data;
44 	size_t limit;
45 	const wchar_t output1[64];
46 	size_t output1_len;
47 	const wchar_t output2[64];
48 	size_t output2_len;
49 } tests[] = {
50 	{ "C", "ABCD0123", 4, { 0x41, 0x42, 0x43, 0x44 }, 4,
51 			    { 0x30, 0x31, 0x32, 0x33, 0x0 }, 5 },
52 	{ "en_US.UTF-8", "ABCD0123", 4, { 0x41, 0x42, 0x43, 0x44 }, 4,
53 			    { 0x30, 0x31, 0x32, 0x33, 0x0 }, 5 },
54 	{ "en_US.UTF-8", "ABC\303\2440123", 4, { 0x41, 0x42, 0x43, }, 3,
55 			    { 0xe4, 0x30, 0x31, 0x32, 0x33, 0x0 }, 6 },
56 };
57 
58 ATF_TC(mbsnrtowcs);
59 ATF_TC_HEAD(mbsnrtowcs, tc)
60 {
61 	atf_tc_set_md_var(tc, "descr",
62 		"Checks mbsnrtowc(3) with different locales");
63 }
64 ATF_TC_BODY(mbsnrtowcs, tc)
65 {
66 	size_t i;
67 	const struct test *t;
68 	mbstate_t state;
69 	wchar_t buf[64];
70 	const char *src;
71 	size_t len;
72 
73 	for (i = 0; i < __arraycount(tests); ++i) {
74 		t = &tests[i];
75 		ATF_REQUIRE_STREQ(setlocale(LC_ALL, "C"), "C");
76 		ATF_REQUIRE(setlocale(LC_CTYPE, t->locale) != NULL);
77 		memset(&state, 0, sizeof(state));
78 		src = t->data;
79 		len = mbsnrtowcs(buf, &src, t->limit,
80 		    __arraycount(buf), &state);
81 		ATF_REQUIRE_EQ(src, t->data + t->limit);
82 		ATF_REQUIRE_EQ(len, t->output1_len);
83 		ATF_REQUIRE(wmemcmp(t->output1, buf, len) == 0);
84 		len = mbsnrtowcs(buf, &src, strlen(src) + 1,
85 		    __arraycount(buf), &state);
86 		ATF_REQUIRE_EQ(len, strlen(t->data) - t->limit);
87 		ATF_REQUIRE(wmemcmp(t->output2, buf, len + 1) == 0);
88 		ATF_REQUIRE_EQ(src, NULL);
89 	}
90 }
91 
92 ATF_TP_ADD_TCS(tp)
93 {
94 
95 	ATF_TP_ADD_TC(tp, mbsnrtowcs);
96 
97 	return atf_no_error();
98 }
99