2 * Copyright (c) 2002 Tim J. Robbins
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * Test program for mbrtowc(), as specified by IEEE Std. 1003.1-2001 and
31 * The function is tested with both the "C" ("POSIX") LC_CTYPE setting and
32 * "ja_JP.eucJP". Other encodings are not tested.
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
48 ATF_TC_WITHOUT_HEAD(mbrtowc_test);
49 ATF_TC_BODY(mbrtowc_test, tc)
53 char buf[MB_LEN_MAX + 1];
59 ATF_REQUIRE(MB_CUR_MAX == 1);
61 /* Null wide character, internal state. */
62 memset(buf, 0xcc, sizeof(buf));
64 ATF_REQUIRE(mbrtowc(&wc, buf, 1, NULL) == 0);
67 /* Null wide character. */
68 memset(&s, 0, sizeof(s));
69 ATF_REQUIRE(mbrtowc(&wc, buf, 1, &s) == 0);
72 /* Latin letter A, internal state. */
73 ATF_REQUIRE(mbrtowc(NULL, 0, 0, NULL) == 0);
75 ATF_REQUIRE(mbrtowc(&wc, buf, 1, NULL) == 1);
76 ATF_REQUIRE(wc == L'A');
79 memset(&s, 0, sizeof(s));
80 ATF_REQUIRE(mbrtowc(&wc, buf, 1, &s) == 1);
81 ATF_REQUIRE(wc == L'A');
83 /* Incomplete character sequence. */
85 memset(&s, 0, sizeof(s));
86 ATF_REQUIRE(mbrtowc(&wc, buf, 0, &s) == (size_t)-2);
87 ATF_REQUIRE(wc == L'z');
89 /* Check that mbrtowc() doesn't access the buffer when n == 0. */
91 memset(&s, 0, sizeof(s));
93 ATF_REQUIRE(mbrtowc(&wc, buf, 0, &s) == (size_t)-2);
94 ATF_REQUIRE(wc == L'z');
97 * Japanese (EUC) locale.
100 ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
101 ATF_REQUIRE(MB_CUR_MAX > 1);
103 /* Null wide character, internal state. */
104 ATF_REQUIRE(mbrtowc(NULL, 0, 0, NULL) == 0);
105 memset(buf, 0xcc, sizeof(buf));
107 ATF_REQUIRE(mbrtowc(&wc, buf, 1, NULL) == 0);
108 ATF_REQUIRE(wc == 0);
110 /* Null wide character. */
111 memset(&s, 0, sizeof(s));
112 ATF_REQUIRE(mbrtowc(&wc, buf, 1, &s) == 0);
113 ATF_REQUIRE(wc == 0);
115 /* Latin letter A, internal state. */
116 ATF_REQUIRE(mbrtowc(NULL, 0, 0, NULL) == 0);
118 ATF_REQUIRE(mbrtowc(&wc, buf, 1, NULL) == 1);
119 ATF_REQUIRE(wc == L'A');
121 /* Latin letter A. */
122 memset(&s, 0, sizeof(s));
123 ATF_REQUIRE(mbrtowc(&wc, buf, 1, &s) == 1);
124 ATF_REQUIRE(wc == L'A');
126 /* Incomplete character sequence (zero length). */
128 memset(&s, 0, sizeof(s));
129 ATF_REQUIRE(mbrtowc(&wc, buf, 0, &s) == (size_t)-2);
130 ATF_REQUIRE(wc == L'z');
132 /* Incomplete character sequence (truncated double-byte). */
133 memset(buf, 0xcc, sizeof(buf));
136 memset(&s, 0, sizeof(s));
138 ATF_REQUIRE(mbrtowc(&wc, buf, 1, &s) == (size_t)-2);
140 /* Same as above, but complete. */
142 memset(&s, 0, sizeof(s));
144 ATF_REQUIRE(mbrtowc(&wc, buf, 2, &s) == 2);
145 ATF_REQUIRE(wc == 0xa3c1);
147 /* Test restarting behaviour. */
148 memset(buf, 0xcc, sizeof(buf));
150 memset(&s, 0, sizeof(s));
152 ATF_REQUIRE(mbrtowc(&wc, buf, 1, &s) == (size_t)-2);
153 ATF_REQUIRE(wc == 0);
155 ATF_REQUIRE(mbrtowc(&wc, buf, 1, &s) == 1);
156 ATF_REQUIRE(wc == 0xa3c1);
162 ATF_TP_ADD_TC(tp, mbrtowc_test);
164 return (atf_no_error());