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