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 <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(mbsrtowcs_test);
ATF_TC_BODY(mbsrtowcs_test,tc)46 ATF_TC_BODY(mbsrtowcs_test, tc)
47 {
48 char srcbuf[128];
49 wchar_t dstbuf[128];
50 char *src;
51 mbstate_t s;
52
53 /*
54 * C/POSIX locale.
55 */
56
57 /* Simple null terminated string. */
58 memset(srcbuf, 0xcc, sizeof(srcbuf));
59 strcpy(srcbuf, "hello");
60 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
61 src = srcbuf;
62 memset(&s, 0, sizeof(s));
63 ATF_REQUIRE(mbsrtowcs(dstbuf, (const char **)&src, sizeof(dstbuf) /
64 sizeof(*dstbuf), &s) == 5);
65 ATF_REQUIRE(wcscmp(dstbuf, L"hello") == 0);
66 ATF_REQUIRE(dstbuf[6] == 0xcccc);
67 ATF_REQUIRE(src == NULL);
68
69 /* Not enough space in destination buffer. */
70 memset(srcbuf, 0xcc, sizeof(srcbuf));
71 strcpy(srcbuf, "hello");
72 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
73 src = srcbuf;
74 memset(&s, 0, sizeof(s));
75 ATF_REQUIRE(mbsrtowcs(dstbuf, (const char **)&src, 4, &s) == 4);
76 ATF_REQUIRE(wmemcmp(dstbuf, L"hell", 4) == 0);
77 ATF_REQUIRE(dstbuf[5] == 0xcccc);
78 ATF_REQUIRE(src == srcbuf + 4);
79
80 /* Null terminated string, internal dest. buffer */
81 memset(srcbuf, 0xcc, sizeof(srcbuf));
82 strcpy(srcbuf, "hello");
83 src = srcbuf;
84 memset(&s, 0, sizeof(s));
85 ATF_REQUIRE(mbsrtowcs(NULL, (const char **)&src, 0, &s) == 5);
86
87 /* Null terminated string, internal state. */
88 memset(srcbuf, 0xcc, sizeof(srcbuf));
89 strcpy(srcbuf, "hello");
90 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
91 src = srcbuf;
92 ATF_REQUIRE(mbsrtowcs(dstbuf, (const char **)&src, sizeof(dstbuf) /
93 sizeof(*dstbuf), NULL) == 5);
94 ATF_REQUIRE(wcscmp(dstbuf, L"hello") == 0);
95 ATF_REQUIRE(dstbuf[6] == 0xcccc);
96 ATF_REQUIRE(src == NULL);
97
98 /* Null terminated string, internal state, internal dest. buffer. */
99 memset(srcbuf, 0xcc, sizeof(srcbuf));
100 strcpy(srcbuf, "hello");
101 src = srcbuf;
102 ATF_REQUIRE(mbsrtowcs(NULL, (const char **)&src, 0, NULL) == 5);
103
104 /* Empty source buffer. */
105 memset(srcbuf, 0xcc, sizeof(srcbuf));
106 srcbuf[0] = '\0';
107 src = srcbuf;
108 memset(&s, 0, sizeof(s));
109 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
110 ATF_REQUIRE(mbsrtowcs(dstbuf, (const char **)&src, 1, &s) == 0);
111 ATF_REQUIRE(dstbuf[0] == 0);
112 ATF_REQUIRE(dstbuf[1] == 0xcccc);
113 ATF_REQUIRE(src == NULL);
114
115 /* Zero length destination buffer. */
116 memset(srcbuf, 0xcc, sizeof(srcbuf));
117 strcpy(srcbuf, "hello");
118 src = srcbuf;
119 memset(&s, 0, sizeof(s));
120 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
121 ATF_REQUIRE(mbsrtowcs(dstbuf, (const char **)&src, 0, &s) == 0);
122 ATF_REQUIRE(dstbuf[0] == 0xcccc);
123 ATF_REQUIRE(src == srcbuf);
124
125 /*
126 * Japanese (EUC) locale.
127 */
128
129 ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
130 ATF_REQUIRE(MB_CUR_MAX > 1);
131
132 memset(srcbuf, 0xcc, sizeof(srcbuf));
133 strcpy(srcbuf, "\xA3\xC1 B \xA3\xC3");
134 src = srcbuf;
135 memset(&s, 0, sizeof(s));
136 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
137 ATF_REQUIRE(mbsrtowcs(dstbuf, (const char **)&src, sizeof(dstbuf) /
138 sizeof(*dstbuf), &s) == 5);
139 ATF_REQUIRE(dstbuf[0] == 0xA3C1 && dstbuf[1] == 0x20 && dstbuf[2] == 0x42 &&
140 dstbuf[3] == 0x20 && dstbuf[4] == 0xA3C3 && dstbuf[5] == 0);
141 ATF_REQUIRE(src == NULL);
142 }
143
ATF_TP_ADD_TCS(tp)144 ATF_TP_ADD_TCS(tp)
145 {
146
147 ATF_TP_ADD_TC(tp, mbsrtowcs_test);
148
149 return (atf_no_error());
150 }
151