mbsrtowcs_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 mbsrtowcs(), 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/mbsrtowcs_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(mbsrtowcs_test);
49ATF_TC_BODY(mbsrtowcs_test, tc)
50{
51	char srcbuf[128];
52	wchar_t dstbuf[128];
53	char *src;
54	mbstate_t s;
55
56	/*
57	 * C/POSIX locale.
58	 */
59
60	/* Simple null terminated string. */
61	memset(srcbuf, 0xcc, sizeof(srcbuf));
62	strcpy(srcbuf, "hello");
63	wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
64	src = srcbuf;
65	memset(&s, 0, sizeof(s));
66	ATF_REQUIRE(mbsrtowcs(dstbuf, (const char **)&src, sizeof(dstbuf) /
67	    sizeof(*dstbuf), &s) == 5);
68	ATF_REQUIRE(wcscmp(dstbuf, L"hello") == 0);
69	ATF_REQUIRE(dstbuf[6] == 0xcccc);
70	ATF_REQUIRE(src == NULL);
71
72	/* Not enough space in destination buffer. */
73	memset(srcbuf, 0xcc, sizeof(srcbuf));
74	strcpy(srcbuf, "hello");
75	wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
76	src = srcbuf;
77	memset(&s, 0, sizeof(s));
78	ATF_REQUIRE(mbsrtowcs(dstbuf, (const char **)&src, 4, &s) == 4);
79	ATF_REQUIRE(wmemcmp(dstbuf, L"hell", 4) == 0);
80	ATF_REQUIRE(dstbuf[5] == 0xcccc);
81	ATF_REQUIRE(src == srcbuf + 4);
82
83	/* Null terminated string, internal dest. buffer */
84	memset(srcbuf, 0xcc, sizeof(srcbuf));
85	strcpy(srcbuf, "hello");
86	src = srcbuf;
87	memset(&s, 0, sizeof(s));
88	ATF_REQUIRE(mbsrtowcs(NULL, (const char **)&src, 0, &s) == 5);
89
90	/* Null terminated string, internal state. */
91	memset(srcbuf, 0xcc, sizeof(srcbuf));
92	strcpy(srcbuf, "hello");
93	wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
94	src = srcbuf;
95	ATF_REQUIRE(mbsrtowcs(dstbuf, (const char **)&src, sizeof(dstbuf) /
96	    sizeof(*dstbuf), NULL) == 5);
97	ATF_REQUIRE(wcscmp(dstbuf, L"hello") == 0);
98	ATF_REQUIRE(dstbuf[6] == 0xcccc);
99	ATF_REQUIRE(src == NULL);
100
101	/* Null terminated string, internal state, internal dest. buffer. */
102	memset(srcbuf, 0xcc, sizeof(srcbuf));
103	strcpy(srcbuf, "hello");
104	src = srcbuf;
105	ATF_REQUIRE(mbsrtowcs(NULL, (const char **)&src, 0, NULL) == 5);
106
107	/* Empty source buffer. */
108	memset(srcbuf, 0xcc, sizeof(srcbuf));
109	srcbuf[0] = '\0';
110	src = srcbuf;
111	memset(&s, 0, sizeof(s));
112	wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
113	ATF_REQUIRE(mbsrtowcs(dstbuf, (const char **)&src, 1, &s) == 0);
114	ATF_REQUIRE(dstbuf[0] == 0);
115	ATF_REQUIRE(dstbuf[1] == 0xcccc);
116	ATF_REQUIRE(src == NULL);
117
118	/* Zero length destination buffer. */
119	memset(srcbuf, 0xcc, sizeof(srcbuf));
120	strcpy(srcbuf, "hello");
121	src = srcbuf;
122	memset(&s, 0, sizeof(s));
123	wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
124	ATF_REQUIRE(mbsrtowcs(dstbuf, (const char **)&src, 0, &s) == 0);
125	ATF_REQUIRE(dstbuf[0] == 0xcccc);
126	ATF_REQUIRE(src == srcbuf);
127
128	/*
129	 * Japanese (EUC) locale.
130	 */
131
132	ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
133	ATF_REQUIRE(MB_CUR_MAX > 1);
134
135	memset(srcbuf, 0xcc, sizeof(srcbuf));
136	strcpy(srcbuf, "\xA3\xC1 B \xA3\xC3");
137	src = srcbuf;
138	memset(&s, 0, sizeof(s));
139	wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
140	ATF_REQUIRE(mbsrtowcs(dstbuf, (const char **)&src, sizeof(dstbuf) /
141	    sizeof(*dstbuf), &s) == 5);
142	ATF_REQUIRE(dstbuf[0] == 0xA3C1 && dstbuf[1] == 0x20 && dstbuf[2] == 0x42 &&
143	    dstbuf[3] == 0x20 && dstbuf[4] == 0xA3C3 && dstbuf[5] == 0);
144	ATF_REQUIRE(src == NULL);
145}
146
147ATF_TP_ADD_TCS(tp)
148{
149
150	ATF_TP_ADD_TC(tp, mbsrtowcs_test);
151
152	return (atf_no_error());
153}
154