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
45ATF_TC_WITHOUT_HEAD(wcrtomb_test);
46ATF_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
126ATF_TP_ADD_TCS(tp)
127{
128
129	ATF_TP_ADD_TC(tp, wcrtomb_test);
130
131	return (atf_no_error());
132}
133