2 * Copyright (c) 2002-2004 Tim J. Robbins
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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
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14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * Test program for mbsnrtowcs().
30 * The function is tested with both the "C" ("POSIX") LC_CTYPE setting and
31 * "ja_JP.eucJP". Other encodings are not tested.
34 #include <sys/cdefs.h>
35 __FBSDID("$FreeBSD$");
47 ATF_TC_WITHOUT_HEAD(mbsnrtowcs_test);
48 ATF_TC_BODY(mbsnrtowcs_test, tc)
57 /* Simple null terminated string. */
58 memset(srcbuf, 0xcc, sizeof(srcbuf));
59 strcpy(srcbuf, "hello");
60 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
62 memset(&s, 0, sizeof(s));
63 ATF_REQUIRE(mbsnrtowcs(dstbuf, (const char **)&src, 6, 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);
69 /* Simple null terminated string, stopping early. */
70 memset(srcbuf, 0xcc, sizeof(srcbuf));
71 strcpy(srcbuf, "hello");
72 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
74 memset(&s, 0, sizeof(s));
75 ATF_REQUIRE(mbsnrtowcs(dstbuf, (const char **)&src, 4, sizeof(dstbuf) /
76 sizeof(*dstbuf), &s) == 4);
77 ATF_REQUIRE(wmemcmp(dstbuf, L"hell", 4) == 0);
78 ATF_REQUIRE(dstbuf[5] == 0xcccc);
79 ATF_REQUIRE(src == srcbuf + 4);
81 /* Not enough space in destination buffer. */
82 memset(srcbuf, 0xcc, sizeof(srcbuf));
83 strcpy(srcbuf, "hello");
84 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
86 memset(&s, 0, sizeof(s));
87 ATF_REQUIRE(mbsnrtowcs(dstbuf, (const char **)&src, 6, 4, &s) == 4);
88 ATF_REQUIRE(wmemcmp(dstbuf, L"hell", 4) == 0);
89 ATF_REQUIRE(dstbuf[5] == 0xcccc);
90 ATF_REQUIRE(src == srcbuf + 4);
92 /* Null terminated string, internal dest. buffer */
93 memset(srcbuf, 0xcc, sizeof(srcbuf));
94 strcpy(srcbuf, "hello");
96 memset(&s, 0, sizeof(s));
97 ATF_REQUIRE(mbsnrtowcs(NULL, (const char **)&src, 6, 0, &s) == 5);
99 /* Null terminated string, internal dest. buffer, stopping early */
100 memset(srcbuf, 0xcc, sizeof(srcbuf));
101 strcpy(srcbuf, "hello");
103 memset(&s, 0, sizeof(s));
104 ATF_REQUIRE(mbsnrtowcs(NULL, (const char **)&src, 4, 0, &s) == 4);
106 /* Null terminated string, internal state. */
107 memset(srcbuf, 0xcc, sizeof(srcbuf));
108 strcpy(srcbuf, "hello");
109 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
111 ATF_REQUIRE(mbsnrtowcs(dstbuf, (const char **)&src, 6, sizeof(dstbuf) /
112 sizeof(*dstbuf), NULL) == 5);
113 ATF_REQUIRE(wcscmp(dstbuf, L"hello") == 0);
114 ATF_REQUIRE(dstbuf[6] == 0xcccc);
115 ATF_REQUIRE(src == NULL);
117 /* Null terminated string, internal state, internal dest. buffer. */
118 memset(srcbuf, 0xcc, sizeof(srcbuf));
119 strcpy(srcbuf, "hello");
121 ATF_REQUIRE(mbsnrtowcs(NULL, (const char **)&src, 6, 0, NULL) == 5);
123 /* Empty source buffer. */
124 memset(srcbuf, 0xcc, sizeof(srcbuf));
127 memset(&s, 0, sizeof(s));
128 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
129 ATF_REQUIRE(mbsnrtowcs(dstbuf, (const char **)&src, 1, 1, &s) == 0);
130 ATF_REQUIRE(dstbuf[0] == 0);
131 ATF_REQUIRE(dstbuf[1] == 0xcccc);
132 ATF_REQUIRE(src == NULL);
134 /* Zero length destination buffer. */
135 memset(srcbuf, 0xcc, sizeof(srcbuf));
136 strcpy(srcbuf, "hello");
138 memset(&s, 0, sizeof(s));
139 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
140 ATF_REQUIRE(mbsnrtowcs(dstbuf, (const char **)&src, 1, 0, &s) == 0);
141 ATF_REQUIRE(dstbuf[0] == 0xcccc);
142 ATF_REQUIRE(src == srcbuf);
144 /* Zero length source buffer. */
145 memset(srcbuf, 0xcc, sizeof(srcbuf));
147 memset(&s, 0, sizeof(s));
148 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
149 ATF_REQUIRE(mbsnrtowcs(dstbuf, (const char **)&src, 0, 1, &s) == 0);
150 ATF_REQUIRE(dstbuf[0] == 0xcccc);
151 ATF_REQUIRE(src == srcbuf);
154 * Japanese (EUC) locale.
157 ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
158 ATF_REQUIRE(MB_CUR_MAX > 1);
160 memset(srcbuf, 0xcc, sizeof(srcbuf));
161 strcpy(srcbuf, "\xA3\xC1 B \xA3\xC3");
163 memset(&s, 0, sizeof(s));
164 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
165 ATF_REQUIRE(mbsnrtowcs(dstbuf, (const char **)&src, 8, sizeof(dstbuf) /
166 sizeof(*dstbuf), &s) == 5);
167 ATF_REQUIRE(dstbuf[0] == 0xA3C1 && dstbuf[1] == 0x20 && dstbuf[2] == 0x42 &&
168 dstbuf[3] == 0x20 && dstbuf[4] == 0xA3C3 && dstbuf[5] == 0);
169 ATF_REQUIRE(src == NULL);
171 /* Partial character. */
172 memset(srcbuf, 0xcc, sizeof(srcbuf));
173 strcpy(srcbuf, "\xA3\xC1 B \xA3\xC3");
175 memset(&s, 0, sizeof(s));
176 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
177 ATF_REQUIRE(mbsnrtowcs(dstbuf, (const char **)&src, 6, sizeof(dstbuf) /
178 sizeof(*dstbuf), &s) == 4);
179 ATF_REQUIRE(src == srcbuf + 6);
180 ATF_REQUIRE(!mbsinit(&s));
181 ATF_REQUIRE(mbsnrtowcs(dstbuf, (const char **)&src, 1, sizeof(dstbuf) /
182 sizeof(*dstbuf), &s) == 1);
183 ATF_REQUIRE(src == srcbuf + 7);
184 ATF_REQUIRE(mbsnrtowcs(dstbuf, (const char **)&src, 1, sizeof(dstbuf) /
185 sizeof(*dstbuf), &s) == 0);
186 ATF_REQUIRE(src == NULL);
192 ATF_TP_ADD_TC(tp, mbsnrtowcs_test);
194 return (atf_no_error());