xref: /netbsd-src/tests/lib/libc/locale/t_wctomb.c (revision adbde1f90007dcbbba222bd12b3ad39e535dc73d)
1 /* $NetBSD: t_wctomb.c,v 1.5 2017/07/12 17:32:51 perseant 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 1.5 2017/07/12 17:32:51 perseant Exp $");
59 
60 #include <stdio.h>
61 #include <stdlib.h>
62 #include <locale.h>
63 #include <vis.h>
64 #include <wchar.h>
65 #include <string.h>
66 #include <limits.h>
67 
68 #include <atf-c.h>
69 
70 #define TC_WCTOMB	0
71 #define TC_WCRTOMB	1
72 #define TC_WCRTOMB_ST	2
73 
74 static struct test {
75 	const char *locale;
76 	const char *data;
77 	size_t wclen;
78 	size_t mblen[16];
79 	size_t stateful;
80 } tests[] = {
81 {
82 	"ja_JP.ISO2022-JP",
83 	"\x1b$B"	/* JIS X 0208-1983 */
84 	"\x46\x7c\x4b\x5c\x38\x6c" /* "nihongo" */
85 	"\x1b(B"	/* ISO 646 */
86 	"ABC"
87 	"\x1b(I"	/* JIS X 0201 katakana */
88 	"\xb1\xb2\xb3"	/* "aiu" */
89 	"\x1b(B",	/* ISO 646 */
90 	3 + 3 + 3,
91 	{ 3+2, 2, 2, 3+1, 1, 1, 3+1, 1, 1, 3+1 },
92 	1,
93 }, {
94 	"C",
95 	"ABC",
96 	3,
97 	{ 1, 1, 1, 1 },
98 	0,
99 }, { NULL, NULL, 0, { }, 0 }
100 };
101 
102 static void
h_wctomb(const struct test * t,char tc)103 h_wctomb(const struct test *t, char tc)
104 {
105 	wchar_t wcs[16 + 2];
106 	char buf[128];
107 	char cs[MB_LEN_MAX];
108 	const char *pcs;
109 	char *str;
110 	mbstate_t st;
111 	mbstate_t *stp = NULL;
112 	size_t sz, ret, i;
113 
114 	ATF_REQUIRE_STREQ(setlocale(LC_ALL, "C"), "C");
115 	(void)printf("Trying locale: %s\n", t->locale);
116 	ATF_REQUIRE(setlocale(LC_CTYPE, t->locale) != NULL);
117 
118 	if (tc == TC_WCRTOMB_ST) {
119 		(void)memset(&st, 0, sizeof(st));
120 		stp = &st;
121 	} else {
122 		(void)printf("Checking correct reporting of statefulness\n");
123 		ret = wctomb(NULL, 0);
124 		ATF_REQUIRE_EQ(t->stateful, !!ret);
125 	}
126 
127 	(void)strvis(buf, t->data, VIS_WHITE | VIS_OCTAL);
128 	(void)printf("Checking sequence: \"%s\"\n", buf);
129 
130 	ATF_REQUIRE((str = setlocale(LC_ALL, NULL)) != NULL);
131 	(void)printf("Using locale: %s\n", str);
132 
133 	wcs[t->wclen] = L'X'; /* poison */
134 	pcs = t->data;
135 	sz = mbsrtowcs(wcs, &pcs, t->wclen + 2, NULL);
136 	ATF_REQUIRE_EQ_MSG(sz, t->wclen, "mbsrtowcs() returned: "
137 		"%zu, expected: %zu", sz, t->wclen);
138 	ATF_REQUIRE_EQ(wcs[t->wclen], 0);
139 
140 	for (i = 0; i < t->wclen + 1; i++) {
141 		if (tc == TC_WCTOMB)
142 			ret = wctomb(cs, wcs[i]);
143 		else
144 			ret = wcrtomb(cs, wcs[i], stp);
145 
146 		if (ret == t->mblen[i])
147 			continue;
148 
149 		(void)printf("At position %zd:\n", i);
150 		(void)printf("  expected: %zd\n", t->mblen[i]);
151 		(void)printf("  got     : %zd\n", ret);
152 		(void)strvis(buf, cs, VIS_WHITE | VIS_OCTAL);
153 		(void)printf("  sequence: \"%s\"\n", buf);
154 		atf_tc_fail("Test failed");
155 		/* NOTREACHED */
156 	}
157 
158 	(void)printf("Ok.\n");
159 }
160 
161 ATF_TC(wctomb);
ATF_TC_HEAD(wctomb,tc)162 ATF_TC_HEAD(wctomb, tc)
163 {
164 	atf_tc_set_md_var(tc, "descr", "Checks wctomb(3)");
165 }
ATF_TC_BODY(wctomb,tc)166 ATF_TC_BODY(wctomb, tc)
167 {
168 	struct test *t;
169 
170 	(void)printf("Checking wctomb()\n");
171 
172 	for (t = &tests[0]; t->data != NULL; ++t)
173 		h_wctomb(t, TC_WCTOMB);
174 }
175 
176 ATF_TC(wcrtomb_state);
ATF_TC_HEAD(wcrtomb_state,tc)177 ATF_TC_HEAD(wcrtomb_state, tc)
178 {
179 	atf_tc_set_md_var(tc, "descr",
180 		"Checks wcrtomb(3) (using state object)");
181 }
ATF_TC_BODY(wcrtomb_state,tc)182 ATF_TC_BODY(wcrtomb_state, tc)
183 {
184 	struct test *t;
185 
186 	(void)printf("Checking wcrtomb() (with state object)\n");
187 
188 	for (t = &tests[0]; t->data != NULL; ++t)
189 		h_wctomb(t, TC_WCRTOMB_ST);
190 }
191 
192 ATF_TC(wcrtomb);
ATF_TC_HEAD(wcrtomb,tc)193 ATF_TC_HEAD(wcrtomb, tc)
194 {
195 	atf_tc_set_md_var(tc, "descr",
196 		"Checks wcrtomb(3) (using internal state)");
197 }
ATF_TC_BODY(wcrtomb,tc)198 ATF_TC_BODY(wcrtomb, tc)
199 {
200 	struct test *t;
201 
202 	(void)printf("Checking wcrtomb() (using internal state)\n");
203 
204 	for (t = &tests[0]; t->data != NULL; ++t)
205 		h_wctomb(t, TC_WCRTOMB);
206 }
207 
ATF_TP_ADD_TCS(tp)208 ATF_TP_ADD_TCS(tp)
209 {
210 	ATF_TP_ADD_TC(tp, wctomb);
211 	ATF_TP_ADD_TC(tp, wcrtomb);
212 	ATF_TP_ADD_TC(tp, wcrtomb_state);
213 
214 	return atf_no_error();
215 }
216