xref: /netbsd-src/tests/lib/libc/locale/t_wctomb.c (revision a5847cc334d9a7029f6352b847e9e8d71a0f9e0c)
1 /* $NetBSD: t_wctomb.c,v 1.2 2011/06/11 18:03:18 christos Exp $ */
2 
3 /*-
4  * Copyright (c) 2011 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  * Copyright (c)2004 Citrus Project,
31  * All rights reserved.
32  *
33  * Redistribution and use in source and binary forms, with or without
34  * modification, are permitted provided that the following conditions
35  * are met:
36  * 1. Redistributions of source code must retain the above copyright
37  *    notice, this list of conditions and the following disclaimer.
38  * 2. Redistributions in binary form must reproduce the above copyright
39  *    notice, this list of conditions and the following disclaimer in the
40  *    documentation and/or other materials provided with the distribution.
41  *
42  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
43  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
44  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
45  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
46  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
47  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
48  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
49  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
50  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
51  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
52  * SUCH DAMAGE.
53  */
54 
55 #include <sys/cdefs.h>
56 __COPYRIGHT("@(#) Copyright (c) 2011\
57  The NetBSD Foundation, inc. All rights reserved.");
58 __RCSID("$NetBSD: t_wctomb.c,v 1.2 2011/06/11 18:03:18 christos Exp $");
59 
60 #include <stdio.h>
61 #include <stdlib.h>
62 #include <locale.h>
63 #include <vis.h>
64 #include <wchar.h>
65 #include <string.h>
66 
67 #include <atf-c.h>
68 
69 #define TC_WCTOMB	0
70 #define TC_WCRTOMB	1
71 #define TC_WCRTOMB_ST	2
72 
73 static struct test {
74 	const char *locale;
75 	const char *data;
76 	size_t wclen;
77 	size_t mblen[16];
78 } tests[] = {
79 {
80 	"ja_JP.ISO2022-JP",
81 	"\x1b$B"	/* JIS X 0208-1983 */
82 	"\x46\x7c\x4b\x5c\x38\x6c" /* "nihongo" */
83 	"\x1b(B"	/* ISO 646 */
84 	"ABC"
85 	"\x1b(I"	/* JIS X 0201 katakana */
86 	"\xb1\xb2\xb3"	/* "aiu" */
87 	"\x1b(B",	/* ISO 646 */
88 	3 + 3 + 3,
89 	{ 3+2, 2, 2, 3+1, 1, 1, 3+1, 1, 1, 3+1 }
90 }, {
91 	"C",
92 	"ABC",
93 	3,
94 	{ 1, 1, 1, 1 }
95 }, { NULL, NULL, 0, { } }
96 };
97 
98 static void
99 h_wctomb(const struct test *t, char tc)
100 {
101 	wchar_t wcs[16 + 2];
102 	char buf[128];
103 	char cs[MB_CUR_MAX];
104 	const char *pcs;
105 	char *str;
106 	mbstate_t st;
107 	mbstate_t *stp = NULL;
108 	size_t sz, ret, i;
109 
110 	ATF_REQUIRE_STREQ(setlocale(LC_ALL, "C"), "C");
111 	ATF_REQUIRE(setlocale(LC_CTYPE, t->locale) != NULL);
112 
113 	(void)strvis(buf, t->data, VIS_WHITE | VIS_OCTAL);
114 	(void)printf("Checking sequence: \"%s\"\n", buf);
115 
116 	ATF_REQUIRE((str = setlocale(LC_ALL, NULL)) != NULL);
117 	(void)printf("Using locale: %s\n", str);
118 
119 	if (tc == TC_WCRTOMB_ST) {
120 		(void)memset(&st, 0, sizeof(st));
121 		stp = &st;
122 	}
123 
124 	wcs[t->wclen] = L'X'; /* poison */
125 	pcs = t->data;
126 	sz = mbsrtowcs(wcs, &pcs, t->wclen + 2, NULL);
127 	ATF_REQUIRE_EQ_MSG(sz, t->wclen, "mbsrtowcs() returned: "
128 		"%zu, expected: %zu", sz, t->wclen);
129 	ATF_REQUIRE_EQ(wcs[t->wclen], 0);
130 
131 	for (i = 0; i < t->wclen + 1; i++) {
132 		if (tc == TC_WCTOMB)
133 			ret = wctomb(cs, wcs[i]);
134 		else
135 			ret = wcrtomb(cs, wcs[i], stp);
136 
137 		if (ret == t->mblen[i])
138 			continue;
139 
140 		(void)printf("At position %zd:\n", i);
141 		(void)printf("  expected: %zd\n", t->mblen[i]);
142 		(void)printf("  got     : %zd\n", ret);
143 		atf_tc_fail("Test failed");
144 		/* NOTREACHED */
145 	}
146 
147 	(void)printf("Ok.\n");
148 }
149 
150 ATF_TC(wctomb);
151 ATF_TC_HEAD(wctomb, tc)
152 {
153 	atf_tc_set_md_var(tc, "descr", "Checks wctomb(3)");
154 }
155 ATF_TC_BODY(wctomb, tc)
156 {
157 	struct test *t;
158 
159 	(void)printf("Checking wctomb()\n");
160 
161 	for (t = &tests[0]; t->data != NULL; ++t)
162 		h_wctomb(t, TC_WCTOMB);
163 }
164 
165 ATF_TC(wcrtomb_state);
166 ATF_TC_HEAD(wcrtomb_state, tc)
167 {
168 	atf_tc_set_md_var(tc, "descr",
169 		"Checks wcrtomb(3) (using state object)");
170 }
171 ATF_TC_BODY(wcrtomb_state, tc)
172 {
173 	struct test *t;
174 
175 	(void)printf("Checking wcrtomb() (with state object)\n");
176 
177 	for (t = &tests[0]; t->data != NULL; ++t)
178 		h_wctomb(t, TC_WCRTOMB_ST);
179 }
180 
181 ATF_TC(wcrtomb);
182 ATF_TC_HEAD(wcrtomb, tc)
183 {
184 	atf_tc_set_md_var(tc, "descr",
185 		"Checks wcrtomb(3) (using internal state)");
186 }
187 ATF_TC_BODY(wcrtomb, tc)
188 {
189 	struct test *t;
190 
191 	(void)printf("Checking wcrtomb() (using internal state)\n");
192 
193 	for (t = &tests[0]; t->data != NULL; ++t)
194 		h_wctomb(t, TC_WCRTOMB);
195 }
196 
197 ATF_TP_ADD_TCS(tp)
198 {
199 	ATF_TP_ADD_TC(tp, wctomb);
200 	ATF_TP_ADD_TC(tp, wcrtomb);
201 	ATF_TP_ADD_TC(tp, wcrtomb_state);
202 
203 	return atf_no_error();
204 }
205