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 <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(wcsrtombs_test);
ATF_TC_BODY(wcsrtombs_test,tc)46 ATF_TC_BODY(wcsrtombs_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(wcsrtombs(dstbuf, (const wchar_t **)&src, 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 /* Not enough space in destination buffer. */
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(wcsrtombs(dstbuf, (const wchar_t **)&src, 4,
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 /* Null terminated string, internal dest. buffer */
80 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
81 wcscpy(srcbuf, L"hello");
82 src = srcbuf;
83 memset(&s, 0, sizeof(s));
84 ATF_REQUIRE(wcsrtombs(NULL, (const wchar_t **)&src, sizeof(dstbuf),
85 &s) == 5);
86
87 /* Null terminated string, internal state. */
88 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
89 wcscpy(srcbuf, L"hello");
90 memset(dstbuf, 0xcc, sizeof(dstbuf));
91 src = srcbuf;
92 ATF_REQUIRE(wcsrtombs(dstbuf, (const wchar_t **)&src, sizeof(dstbuf),
93 NULL) == 5);
94 ATF_REQUIRE(strcmp(dstbuf, "hello") == 0);
95 ATF_REQUIRE((unsigned char)dstbuf[6] == 0xcc);
96 ATF_REQUIRE(src == NULL);
97
98 /* Null terminated string, internal state, internal dest. buffer. */
99 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
100 wcscpy(srcbuf, L"hello");
101 src = srcbuf;
102 ATF_REQUIRE(wcsrtombs(NULL, (const wchar_t **)&src, 0, NULL) == 5);
103
104 /* Empty source buffer. */
105 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
106 srcbuf[0] = L'\0';
107 memset(dstbuf, 0xcc, sizeof(dstbuf));
108 src = srcbuf;
109 memset(&s, 0, sizeof(s));
110 ATF_REQUIRE(wcsrtombs(dstbuf, (const wchar_t **)&src, sizeof(dstbuf),
111 &s) == 0);
112 ATF_REQUIRE(dstbuf[0] == L'\0');
113
114 /* Zero length destination buffer. */
115 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
116 wcscpy(srcbuf, L"hello");
117 memset(dstbuf, 0xcc, sizeof(dstbuf));
118 src = srcbuf;
119 memset(&s, 0, sizeof(s));
120 ATF_REQUIRE(wcsrtombs(dstbuf, (const wchar_t **)&src, 0, &s) == 0);
121 ATF_REQUIRE((unsigned char)dstbuf[0] == 0xcc);
122
123 /*
124 * Japanese (EUC) locale.
125 */
126
127 ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
128 ATF_REQUIRE(MB_CUR_MAX > 1);
129
130 wmemset(srcbuf, 0xcc, sizeof(srcbuf) / sizeof(*srcbuf));
131 srcbuf[0] = 0xA3C1;
132 srcbuf[1] = 0x0020;
133 srcbuf[2] = 0x0042;
134 srcbuf[3] = 0x0020;
135 srcbuf[4] = 0xA3C3;
136 srcbuf[5] = 0x0000;
137 memset(dstbuf, 0xcc, sizeof(dstbuf));
138 src = srcbuf;
139 memset(&s, 0, sizeof(s));
140 ATF_REQUIRE(wcsrtombs(dstbuf, (const wchar_t **)&src, sizeof(dstbuf),
141 &s) == 7);
142 ATF_REQUIRE(strcmp(dstbuf, "\xA3\xC1 B \xA3\xC3") == 0);
143 ATF_REQUIRE((unsigned char)dstbuf[8] == 0xcc);
144 ATF_REQUIRE(src == NULL);
145 }
146
ATF_TP_ADD_TCS(tp)147 ATF_TP_ADD_TCS(tp)
148 {
149
150 ATF_TP_ADD_TC(tp, wcsrtombs_test);
151
152 return (atf_no_error());
153 }
154