1 /*-
2 * Copyright (c) 2002 Tim J. Robbins
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
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.
13 *
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
24 * SUCH DAMAGE.
25 */
26
27 /*
28 * Test program for mbrlen(), as specified by IEEE Std. 1003.1-2001 and
29 * ISO/IEC 9899:1999.
30 *
31 * The function is tested with both the "C" ("POSIX") LC_CTYPE setting and
32 * "ja_JP.eucJP". Other encodings are not tested.
33 */
34
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
37
38 #include <errno.h>
39 #include <limits.h>
40 #include <locale.h>
41 #include <stdio.h>
42 #include <stdlib.h>
43 #include <string.h>
44 #include <wchar.h>
45
46 #include <atf-c.h>
47
48 ATF_TC_WITHOUT_HEAD(mbrlen_test);
ATF_TC_BODY(mbrlen_test,tc)49 ATF_TC_BODY(mbrlen_test, tc)
50 {
51 mbstate_t s;
52 char buf[MB_LEN_MAX + 1];
53
54 /* C/POSIX locale. */
55 ATF_REQUIRE(MB_CUR_MAX == 1);
56
57 /* Null wide character, internal state. */
58 memset(buf, 0xcc, sizeof(buf));
59 buf[0] = 0;
60 ATF_REQUIRE(mbrlen(buf, 1, NULL) == 0);
61
62 /* Null wide character. */
63 memset(&s, 0, sizeof(s));
64 ATF_REQUIRE(mbrlen(buf, 1, &s) == 0);
65
66 /* Latin letter A, internal state. */
67 ATF_REQUIRE(mbrlen(NULL, 0, NULL) == 0);
68 buf[0] = 'A';
69 ATF_REQUIRE(mbrlen(buf, 1, NULL) == 1);
70
71 /* Latin letter A. */
72 memset(&s, 0, sizeof(s));
73 ATF_REQUIRE(mbrlen(buf, 1, &s) == 1);
74
75 /* Incomplete character sequence. */
76 memset(&s, 0, sizeof(s));
77 ATF_REQUIRE(mbrlen(buf, 0, &s) == (size_t)-2);
78
79 /* Japanese (EUC) locale. */
80
81 ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
82 ATF_REQUIRE(MB_CUR_MAX > 1);
83
84 /* Null wide character, internal state. */
85 ATF_REQUIRE(mbrlen(NULL, 0, NULL) == 0);
86 memset(buf, 0xcc, sizeof(buf));
87 buf[0] = 0;
88 ATF_REQUIRE(mbrlen(buf, 1, NULL) == 0);
89
90 /* Null wide character. */
91 memset(&s, 0, sizeof(s));
92 ATF_REQUIRE(mbrlen(buf, 1, &s) == 0);
93
94 /* Latin letter A, internal state. */
95 ATF_REQUIRE(mbrlen(NULL, 0, NULL) == 0);
96 buf[0] = 'A';
97 ATF_REQUIRE(mbrlen(buf, 1, NULL) == 1);
98
99 /* Latin letter A. */
100 memset(&s, 0, sizeof(s));
101 ATF_REQUIRE(mbrlen(buf, 1, &s) == 1);
102
103 /* Incomplete character sequence (zero length). */
104 memset(&s, 0, sizeof(s));
105 ATF_REQUIRE(mbrlen(buf, 0, &s) == (size_t)-2);
106
107 /* Incomplete character sequence (truncated double-byte). */
108 memset(buf, 0xcc, sizeof(buf));
109 buf[0] = 0xa3;
110 buf[1] = 0x00;
111 memset(&s, 0, sizeof(s));
112 ATF_REQUIRE(mbrlen(buf, 1, &s) == (size_t)-2);
113
114 /* Same as above, but complete. */
115 buf[1] = 0xc1;
116 memset(&s, 0, sizeof(s));
117 ATF_REQUIRE(mbrlen(buf, 2, &s) == 2);
118 }
119
ATF_TP_ADD_TCS(tp)120 ATF_TP_ADD_TCS(tp)
121 {
122
123 ATF_TP_ADD_TC(tp, mbrlen_test);
124
125 return (atf_no_error());
126 }
127