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__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
48ATF_TC_WITHOUT_HEAD(wcrtomb_test);
49ATF_TC_BODY(wcrtomb_test, tc)
50{
51	mbstate_t s;
52	size_t len;
53	char buf[MB_LEN_MAX + 1];
54
55	/* C/POSIX locale. */
56
57	ATF_REQUIRE(MB_CUR_MAX == 1);
58
59	/*
60	 * If the buffer argument is NULL, wc is implicitly L'\0',
61	 * wcrtomb() resets its internal state.
62	 */
63	ATF_REQUIRE(wcrtomb(NULL, L'\0', NULL) == 1);
64	ATF_REQUIRE(wcrtomb(NULL, UCHAR_MAX + 1, NULL) == 1);
65
66	/* Null wide character. */
67	memset(&s, 0, sizeof(s));
68	memset(buf, 0xcc, sizeof(buf));
69	len = wcrtomb(buf, L'\0', &s);
70	ATF_REQUIRE(len == 1);
71	ATF_REQUIRE((unsigned char)buf[0] == 0 && (unsigned char)buf[1] == 0xcc);
72
73	/* Latin letter A, internal state. */
74	ATF_REQUIRE(wcrtomb(NULL, L'\0', NULL) == 1);
75	ATF_REQUIRE(wcrtomb(NULL, L'A', NULL) == 1);
76
77	/* Latin letter A. */
78	memset(&s, 0, sizeof(s));
79	memset(buf, 0xcc, sizeof(buf));
80	len = wcrtomb(buf, L'A', &s);
81	ATF_REQUIRE(len == 1);
82	ATF_REQUIRE((unsigned char)buf[0] == 'A' && (unsigned char)buf[1] == 0xcc);
83
84	/* Invalid code. */
85	ATF_REQUIRE(wcrtomb(buf, UCHAR_MAX + 1, NULL) == (size_t)-1);
86	ATF_REQUIRE(errno == EILSEQ);
87
88	/*
89	 * Japanese (EUC) locale.
90	 */
91
92	ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
93	ATF_REQUIRE(MB_CUR_MAX == 3);
94
95	/*
96	 * If the buffer argument is NULL, wc is implicitly L'\0',
97	 * wcrtomb() resets its internal state.
98	 */
99	ATF_REQUIRE(wcrtomb(NULL, L'\0', NULL) == 1);
100
101	/* Null wide character. */
102	memset(&s, 0, sizeof(s));
103	memset(buf, 0xcc, sizeof(buf));
104	len = wcrtomb(buf, L'\0', &s);
105	ATF_REQUIRE(len == 1);
106	ATF_REQUIRE((unsigned char)buf[0] == 0 && (unsigned char)buf[1] == 0xcc);
107
108	/* Latin letter A, internal state. */
109	ATF_REQUIRE(wcrtomb(NULL, L'\0', NULL) == 1);
110	ATF_REQUIRE(wcrtomb(NULL, L'A', NULL) == 1);
111
112	/* Latin letter A. */
113	memset(&s, 0, sizeof(s));
114	memset(buf, 0xcc, sizeof(buf));
115	len = wcrtomb(buf, L'A', &s);
116	ATF_REQUIRE(len == 1);
117	ATF_REQUIRE((unsigned char)buf[0] == 'A' && (unsigned char)buf[1] == 0xcc);
118
119	/* Full width letter A. */
120	memset(&s, 0, sizeof(s));
121	memset(buf, 0xcc, sizeof(buf));
122	len = wcrtomb(buf, 0xa3c1, &s);
123	ATF_REQUIRE(len == 2);
124	ATF_REQUIRE((unsigned char)buf[0] == 0xa3 &&
125		(unsigned char)buf[1] == 0xc1 &&
126		(unsigned char)buf[2] == 0xcc);
127}
128
129ATF_TP_ADD_TCS(tp)
130{
131
132	ATF_TP_ADD_TC(tp, wcrtomb_test);
133
134	return (atf_no_error());
135}
136