wcsrtombs_test.c revision 291178 
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 wcsrtombs(), 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: stable/10/lib/libc/tests/locale/wcsrtombs_test.c 291178 2015-11-23 08:31:41Z ngie $");
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(wcsrtombs_test);
49ATF_TC_BODY(wcsrtombs_test, tc)
50{
51	wchar_t srcbuf[128];
52	char dstbuf[128];
53	wchar_t *src;
54	mbstate_t s;
55
56	/* C/POSIX locale. */
57
58	/* Simple null terminated string. */
59	wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
60	wcscpy(srcbuf, L"hello");
61	memset(dstbuf, 0xcc, sizeof(dstbuf));
62	src = srcbuf;
63	memset(&s, 0, sizeof(s));
64	ATF_REQUIRE(wcsrtombs(dstbuf, (const wchar_t **)&src, sizeof(dstbuf),
65	    &s) == 5);
66	ATF_REQUIRE(strcmp(dstbuf, "hello") == 0);
67	ATF_REQUIRE((unsigned char)dstbuf[6] == 0xcc);
68	ATF_REQUIRE(src == NULL);
69
70	/* Not enough space in destination buffer. */
71	wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
72	wcscpy(srcbuf, L"hello");
73	memset(dstbuf, 0xcc, sizeof(dstbuf));
74	src = srcbuf;
75	memset(&s, 0, sizeof(s));
76	ATF_REQUIRE(wcsrtombs(dstbuf, (const wchar_t **)&src, 4,
77	    &s) == 4);
78	ATF_REQUIRE(memcmp(dstbuf, "hell", 4) == 0);
79	ATF_REQUIRE((unsigned char)dstbuf[5] == 0xcc);
80	ATF_REQUIRE(src == srcbuf + 4);
81
82	/* Null terminated string, internal dest. buffer */
83	wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
84	wcscpy(srcbuf, L"hello");
85	src = srcbuf;
86	memset(&s, 0, sizeof(s));
87	ATF_REQUIRE(wcsrtombs(NULL, (const wchar_t **)&src, sizeof(dstbuf),
88	    &s) == 5);
89
90	/* Null terminated string, internal state. */
91	wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
92	wcscpy(srcbuf, L"hello");
93	memset(dstbuf, 0xcc, sizeof(dstbuf));
94	src = srcbuf;
95	ATF_REQUIRE(wcsrtombs(dstbuf, (const wchar_t **)&src, sizeof(dstbuf),
96	    NULL) == 5);
97	ATF_REQUIRE(strcmp(dstbuf, "hello") == 0);
98	ATF_REQUIRE((unsigned char)dstbuf[6] == 0xcc);
99	ATF_REQUIRE(src == NULL);
100
101	/* Null terminated string, internal state, internal dest. buffer. */
102	wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
103	wcscpy(srcbuf, L"hello");
104	src = srcbuf;
105	ATF_REQUIRE(wcsrtombs(NULL, (const wchar_t **)&src, 0, NULL) == 5);
106
107	/* Empty source buffer. */
108	wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
109	srcbuf[0] = L'\0';
110	memset(dstbuf, 0xcc, sizeof(dstbuf));
111	src = srcbuf;
112	memset(&s, 0, sizeof(s));
113	ATF_REQUIRE(wcsrtombs(dstbuf, (const wchar_t **)&src, sizeof(dstbuf),
114	    &s) == 0);
115	ATF_REQUIRE(dstbuf[0] == L'\0');
116
117	/* Zero length destination buffer. */
118	wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
119	wcscpy(srcbuf, L"hello");
120	memset(dstbuf, 0xcc, sizeof(dstbuf));
121	src = srcbuf;
122	memset(&s, 0, sizeof(s));
123	ATF_REQUIRE(wcsrtombs(dstbuf, (const wchar_t **)&src, 0, &s) == 0);
124	ATF_REQUIRE((unsigned char)dstbuf[0] == 0xcc);
125
126	/*
127	 * Japanese (EUC) locale.
128	 */
129
130	ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
131	ATF_REQUIRE(MB_CUR_MAX > 1);
132
133	wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
134	srcbuf[0] = 0xA3C1;
135	srcbuf[1] = 0x0020;
136	srcbuf[2] = 0x0042;
137	srcbuf[3] = 0x0020;
138	srcbuf[4] = 0xA3C3;
139	srcbuf[5] = 0x0000;
140	memset(dstbuf, 0xcc, sizeof(dstbuf));
141	src = srcbuf;
142	memset(&s, 0, sizeof(s));
143	ATF_REQUIRE(wcsrtombs(dstbuf, (const wchar_t **)&src, sizeof(dstbuf),
144	    &s) == 7);
145	ATF_REQUIRE(strcmp(dstbuf, "\xA3\xC1 B \xA3\xC3") == 0);
146	ATF_REQUIRE((unsigned char)dstbuf[8] == 0xcc);
147	ATF_REQUIRE(src == NULL);
148}
149
150ATF_TP_ADD_TCS(tp)
151{
152
153	ATF_TP_ADD_TC(tp, wcsrtombs_test);
154
155	return (atf_no_error());
156}
157