1 /*-
2 * Copyright (c) 2002-2004 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 wcsnrtombs().
29 *
30 * The function is tested with both the "C" ("POSIX") LC_CTYPE setting and
31 * "ja_JP.eucJP". Other encodings are not tested.
32 */
33
34 #include <sys/cdefs.h>
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(wcsnrtombs_test);
ATF_TC_BODY(wcsnrtombs_test,tc)46 ATF_TC_BODY(wcsnrtombs_test, tc)
47 {
48 wchar_t srcbuf[128];
49 char dstbuf[128];
50 wchar_t *src;
51 mbstate_t s;
52
53 /* C/POSIX locale. */
54
55 /* Simple null terminated string. */
56 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
57 wcscpy(srcbuf, L"hello");
58 memset(dstbuf, 0xcc, sizeof(dstbuf));
59 src = srcbuf;
60 memset(&s, 0, sizeof(s));
61 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 6, sizeof(dstbuf),
62 &s) == 5);
63 ATF_REQUIRE(strcmp(dstbuf, "hello") == 0);
64 ATF_REQUIRE((unsigned char)dstbuf[6] == 0xcc);
65 ATF_REQUIRE(src == NULL);
66
67 /* Simple null terminated string, stopping early. */
68 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
69 wcscpy(srcbuf, L"hello");
70 memset(dstbuf, 0xcc, sizeof(dstbuf));
71 src = srcbuf;
72 memset(&s, 0, sizeof(s));
73 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 4, sizeof(dstbuf),
74 &s) == 4);
75 ATF_REQUIRE(memcmp(dstbuf, "hell", 4) == 0);
76 ATF_REQUIRE((unsigned char)dstbuf[5] == 0xcc);
77 ATF_REQUIRE(src == srcbuf + 4);
78
79 /* Not enough space in destination buffer. */
80 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
81 wcscpy(srcbuf, L"hello");
82 memset(dstbuf, 0xcc, sizeof(dstbuf));
83 src = srcbuf;
84 memset(&s, 0, sizeof(s));
85 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 6, 4,
86 &s) == 4);
87 ATF_REQUIRE(memcmp(dstbuf, "hell", 4) == 0);
88 ATF_REQUIRE((unsigned char)dstbuf[5] == 0xcc);
89 ATF_REQUIRE(src == srcbuf + 4);
90
91 /* Null terminated string, internal dest. buffer */
92 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
93 wcscpy(srcbuf, L"hello");
94 src = srcbuf;
95 memset(&s, 0, sizeof(s));
96 ATF_REQUIRE(wcsnrtombs(NULL, (const wchar_t **)&src, 6, sizeof(dstbuf),
97 &s) == 5);
98
99 /* Null terminated string, internal dest. buffer, stopping early. */
100 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
101 wcscpy(srcbuf, L"hello");
102 src = srcbuf;
103 memset(&s, 0, sizeof(s));
104 ATF_REQUIRE(wcsnrtombs(NULL, (const wchar_t **)&src, 4, sizeof(dstbuf),
105 &s) == 4);
106
107 /* Null terminated string, internal state. */
108 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
109 wcscpy(srcbuf, L"hello");
110 memset(dstbuf, 0xcc, sizeof(dstbuf));
111 src = srcbuf;
112 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 6, sizeof(dstbuf),
113 NULL) == 5);
114 ATF_REQUIRE(strcmp(dstbuf, "hello") == 0);
115 ATF_REQUIRE((unsigned char)dstbuf[6] == 0xcc);
116 ATF_REQUIRE(src == NULL);
117
118 /* Null terminated string, internal state, internal dest. buffer. */
119 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
120 wcscpy(srcbuf, L"hello");
121 src = srcbuf;
122 ATF_REQUIRE(wcsnrtombs(NULL, (const wchar_t **)&src, 6, 0, NULL) == 5);
123
124 /* Empty source buffer. */
125 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
126 srcbuf[0] = L'\0';
127 memset(dstbuf, 0xcc, sizeof(dstbuf));
128 src = srcbuf;
129 memset(&s, 0, sizeof(s));
130 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 1, sizeof(dstbuf),
131 &s) == 0);
132 ATF_REQUIRE(dstbuf[0] == L'\0');
133
134 /* Zero length destination buffer. */
135 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
136 wcscpy(srcbuf, L"hello");
137 memset(dstbuf, 0xcc, sizeof(dstbuf));
138 src = srcbuf;
139 memset(&s, 0, sizeof(s));
140 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 6, 0, &s) == 0);
141 ATF_REQUIRE((unsigned char)dstbuf[0] == 0xcc);
142
143 /* Zero length source buffer. */
144 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
145 memset(dstbuf, 0xcc, sizeof(dstbuf));
146 src = srcbuf;
147 memset(&s, 0, sizeof(s));
148 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 0, sizeof(dstbuf),
149 &s) == 0);
150 ATF_REQUIRE((unsigned char)dstbuf[0] == 0xcc);
151 ATF_REQUIRE(src == srcbuf);
152
153 /*
154 * Japanese (EUC) locale.
155 */
156
157 ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
158 ATF_REQUIRE(MB_CUR_MAX > 1);
159
160 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
161 srcbuf[0] = 0xA3C1;
162 srcbuf[1] = 0x0020;
163 srcbuf[2] = 0x0042;
164 srcbuf[3] = 0x0020;
165 srcbuf[4] = 0xA3C3;
166 srcbuf[5] = 0x0000;
167 memset(dstbuf, 0xcc, sizeof(dstbuf));
168 src = srcbuf;
169 memset(&s, 0, sizeof(s));
170 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 6, sizeof(dstbuf),
171 &s) == 7);
172 ATF_REQUIRE(strcmp(dstbuf, "\xA3\xC1 B \xA3\xC3") == 0);
173 ATF_REQUIRE((unsigned char)dstbuf[8] == 0xcc);
174 ATF_REQUIRE(src == NULL);
175
176 /* Stopping early. */
177 memset(dstbuf, 0xcc, sizeof(dstbuf));
178 src = srcbuf;
179 memset(&s, 0, sizeof(s));
180 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 6, 6,
181 &s) == 5);
182 ATF_REQUIRE(memcmp(dstbuf, "\xA3\xC1 B ", 5) == 0);
183 ATF_REQUIRE((unsigned char)dstbuf[5] == 0xcc);
184 ATF_REQUIRE(src == srcbuf + 4);
185 }
186
ATF_TP_ADD_TCS(tp)187 ATF_TP_ADD_TCS(tp)
188 {
189
190 ATF_TP_ADD_TC(tp, wcsnrtombs_test);
191
192 return (atf_no_error());
193 }
194