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 wcrtomb(), 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 #include <errno.h>
37 #include <limits.h>
38 #include <locale.h>
39 #include <stdio.h>
40 #include <stdlib.h>
41 #include <string.h>
42 #include <wchar.h>
43
44 #include <atf-c.h>
45
46 ATF_TC_WITHOUT_HEAD(wcrtomb_test);
ATF_TC_BODY(wcrtomb_test,tc)47 ATF_TC_BODY(wcrtomb_test, tc)
48 {
49 mbstate_t s;
50 size_t len;
51 char buf[MB_LEN_MAX + 1];
52
53 /* C/POSIX locale. */
54
55 ATF_REQUIRE(MB_CUR_MAX == 1);
56
57 /*
58 * If the buffer argument is NULL, wc is implicitly L'\0',
59 * wcrtomb() resets its internal state.
60 */
61 ATF_REQUIRE(wcrtomb(NULL, L'\0', NULL) == 1);
62 ATF_REQUIRE(wcrtomb(NULL, UCHAR_MAX + 1, NULL) == 1);
63
64 /* Null wide character. */
65 memset(&s, 0, sizeof(s));
66 memset(buf, 0xcc, sizeof(buf));
67 len = wcrtomb(buf, L'\0', &s);
68 ATF_REQUIRE(len == 1);
69 ATF_REQUIRE((unsigned char)buf[0] == 0 && (unsigned char)buf[1] == 0xcc);
70
71 /* Latin letter A, internal state. */
72 ATF_REQUIRE(wcrtomb(NULL, L'\0', NULL) == 1);
73 ATF_REQUIRE(wcrtomb(NULL, L'A', NULL) == 1);
74
75 /* Latin letter A. */
76 memset(&s, 0, sizeof(s));
77 memset(buf, 0xcc, sizeof(buf));
78 len = wcrtomb(buf, L'A', &s);
79 ATF_REQUIRE(len == 1);
80 ATF_REQUIRE((unsigned char)buf[0] == 'A' && (unsigned char)buf[1] == 0xcc);
81
82 /* Invalid code. */
83 ATF_REQUIRE(wcrtomb(buf, UCHAR_MAX + 1, NULL) == (size_t)-1);
84 ATF_REQUIRE(errno == EILSEQ);
85
86 /*
87 * Japanese (EUC) locale.
88 */
89
90 ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
91 ATF_REQUIRE(MB_CUR_MAX == 3);
92
93 /*
94 * If the buffer argument is NULL, wc is implicitly L'\0',
95 * wcrtomb() resets its internal state.
96 */
97 ATF_REQUIRE(wcrtomb(NULL, L'\0', NULL) == 1);
98
99 /* Null wide character. */
100 memset(&s, 0, sizeof(s));
101 memset(buf, 0xcc, sizeof(buf));
102 len = wcrtomb(buf, L'\0', &s);
103 ATF_REQUIRE(len == 1);
104 ATF_REQUIRE((unsigned char)buf[0] == 0 && (unsigned char)buf[1] == 0xcc);
105
106 /* Latin letter A, internal state. */
107 ATF_REQUIRE(wcrtomb(NULL, L'\0', NULL) == 1);
108 ATF_REQUIRE(wcrtomb(NULL, L'A', NULL) == 1);
109
110 /* Latin letter A. */
111 memset(&s, 0, sizeof(s));
112 memset(buf, 0xcc, sizeof(buf));
113 len = wcrtomb(buf, L'A', &s);
114 ATF_REQUIRE(len == 1);
115 ATF_REQUIRE((unsigned char)buf[0] == 'A' && (unsigned char)buf[1] == 0xcc);
116
117 /* Full width letter A. */
118 memset(&s, 0, sizeof(s));
119 memset(buf, 0xcc, sizeof(buf));
120 len = wcrtomb(buf, 0xa3c1, &s);
121 ATF_REQUIRE(len == 2);
122 ATF_REQUIRE((unsigned char)buf[0] == 0xa3 &&
123 (unsigned char)buf[1] == 0xc1 &&
124 (unsigned char)buf[2] == 0xcc);
125 }
126
ATF_TP_ADD_TCS(tp)127 ATF_TP_ADD_TCS(tp)
128 {
129
130 ATF_TP_ADD_TC(tp, wcrtomb_test);
131
132 return (atf_no_error());
133 }
134