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 <errno.h>
35 #include <limits.h>
36 #include <locale.h>
37 #include <stdio.h>
38 #include <stdlib.h>
39 #include <string.h>
40 #include <wchar.h>
41
42 #include <atf-c.h>
43
44 ATF_TC_WITHOUT_HEAD(wcsnrtombs_test);
ATF_TC_BODY(wcsnrtombs_test,tc)45 ATF_TC_BODY(wcsnrtombs_test, tc)
46 {
47 wchar_t srcbuf[128];
48 char dstbuf[128];
49 wchar_t *src;
50 mbstate_t s;
51
52 /* C/POSIX locale. */
53
54 /* Simple null terminated string. */
55 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
56 wcscpy(srcbuf, L"hello");
57 memset(dstbuf, 0xcc, sizeof(dstbuf));
58 src = srcbuf;
59 memset(&s, 0, sizeof(s));
60 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 6, sizeof(dstbuf),
61 &s) == 5);
62 ATF_REQUIRE(strcmp(dstbuf, "hello") == 0);
63 ATF_REQUIRE((unsigned char)dstbuf[6] == 0xcc);
64 ATF_REQUIRE(src == NULL);
65
66 /* Simple null terminated string, stopping early. */
67 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
68 wcscpy(srcbuf, L"hello");
69 memset(dstbuf, 0xcc, sizeof(dstbuf));
70 src = srcbuf;
71 memset(&s, 0, sizeof(s));
72 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 4, sizeof(dstbuf),
73 &s) == 4);
74 ATF_REQUIRE(memcmp(dstbuf, "hell", 4) == 0);
75 ATF_REQUIRE((unsigned char)dstbuf[5] == 0xcc);
76 ATF_REQUIRE(src == srcbuf + 4);
77
78 /* Not enough space in destination buffer. */
79 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
80 wcscpy(srcbuf, L"hello");
81 memset(dstbuf, 0xcc, sizeof(dstbuf));
82 src = srcbuf;
83 memset(&s, 0, sizeof(s));
84 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 6, 4,
85 &s) == 4);
86 ATF_REQUIRE(memcmp(dstbuf, "hell", 4) == 0);
87 ATF_REQUIRE((unsigned char)dstbuf[5] == 0xcc);
88 ATF_REQUIRE(src == srcbuf + 4);
89
90 /* Null terminated string, internal dest. buffer */
91 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
92 wcscpy(srcbuf, L"hello");
93 src = srcbuf;
94 memset(&s, 0, sizeof(s));
95 ATF_REQUIRE(wcsnrtombs(NULL, (const wchar_t **)&src, 6, sizeof(dstbuf),
96 &s) == 5);
97
98 /* Null terminated string, internal dest. buffer, stopping early. */
99 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
100 wcscpy(srcbuf, L"hello");
101 src = srcbuf;
102 memset(&s, 0, sizeof(s));
103 ATF_REQUIRE(wcsnrtombs(NULL, (const wchar_t **)&src, 4, sizeof(dstbuf),
104 &s) == 4);
105
106 /* Null terminated string, internal state. */
107 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
108 wcscpy(srcbuf, L"hello");
109 memset(dstbuf, 0xcc, sizeof(dstbuf));
110 src = srcbuf;
111 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 6, sizeof(dstbuf),
112 NULL) == 5);
113 ATF_REQUIRE(strcmp(dstbuf, "hello") == 0);
114 ATF_REQUIRE((unsigned char)dstbuf[6] == 0xcc);
115 ATF_REQUIRE(src == NULL);
116
117 /* Null terminated string, internal state, internal dest. buffer. */
118 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
119 wcscpy(srcbuf, L"hello");
120 src = srcbuf;
121 ATF_REQUIRE(wcsnrtombs(NULL, (const wchar_t **)&src, 6, 0, NULL) == 5);
122
123 /* Empty source buffer. */
124 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
125 srcbuf[0] = L'\0';
126 memset(dstbuf, 0xcc, sizeof(dstbuf));
127 src = srcbuf;
128 memset(&s, 0, sizeof(s));
129 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 1, sizeof(dstbuf),
130 &s) == 0);
131 ATF_REQUIRE(dstbuf[0] == L'\0');
132
133 /* Zero length destination buffer. */
134 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
135 wcscpy(srcbuf, L"hello");
136 memset(dstbuf, 0xcc, sizeof(dstbuf));
137 src = srcbuf;
138 memset(&s, 0, sizeof(s));
139 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 6, 0, &s) == 0);
140 ATF_REQUIRE((unsigned char)dstbuf[0] == 0xcc);
141
142 /* Zero length source buffer. */
143 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
144 memset(dstbuf, 0xcc, sizeof(dstbuf));
145 src = srcbuf;
146 memset(&s, 0, sizeof(s));
147 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 0, sizeof(dstbuf),
148 &s) == 0);
149 ATF_REQUIRE((unsigned char)dstbuf[0] == 0xcc);
150 ATF_REQUIRE(src == srcbuf);
151
152 /*
153 * Japanese (EUC) locale.
154 */
155
156 ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
157 ATF_REQUIRE(MB_CUR_MAX > 1);
158
159 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
160 srcbuf[0] = 0xA3C1;
161 srcbuf[1] = 0x0020;
162 srcbuf[2] = 0x0042;
163 srcbuf[3] = 0x0020;
164 srcbuf[4] = 0xA3C3;
165 srcbuf[5] = 0x0000;
166 memset(dstbuf, 0xcc, sizeof(dstbuf));
167 src = srcbuf;
168 memset(&s, 0, sizeof(s));
169 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 6, sizeof(dstbuf),
170 &s) == 7);
171 ATF_REQUIRE(strcmp(dstbuf, "\xA3\xC1 B \xA3\xC3") == 0);
172 ATF_REQUIRE((unsigned char)dstbuf[8] == 0xcc);
173 ATF_REQUIRE(src == NULL);
174
175 /* Stopping early. */
176 memset(dstbuf, 0xcc, sizeof(dstbuf));
177 src = srcbuf;
178 memset(&s, 0, sizeof(s));
179 ATF_REQUIRE(wcsnrtombs(dstbuf, (const wchar_t **)&src, 6, 6,
180 &s) == 5);
181 ATF_REQUIRE(memcmp(dstbuf, "\xA3\xC1 B ", 5) == 0);
182 ATF_REQUIRE((unsigned char)dstbuf[5] == 0xcc);
183 ATF_REQUIRE(src == srcbuf + 4);
184 }
185
ATF_TP_ADD_TCS(tp)186 ATF_TP_ADD_TCS(tp)
187 {
188
189 ATF_TP_ADD_TC(tp, wcsnrtombs_test);
190
191 return (atf_no_error());
192 }
193