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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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 main(int argc, char *argv[])
60 /* Simple null terminated string. */
61 memset(srcbuf, 0xcc, sizeof(srcbuf));
62 strcpy(srcbuf, "hello");
63 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
65 memset(&s, 0, sizeof(s));
66 assert(mbsnrtowcs(dstbuf, (const char **)&src, 6, sizeof(dstbuf) /
67 sizeof(*dstbuf), &s) == 5);
68 assert(wcscmp(dstbuf, L"hello") == 0);
69 assert(dstbuf[6] == 0xcccc);
72 /* Simple null terminated string, stopping early. */
73 memset(srcbuf, 0xcc, sizeof(srcbuf));
74 strcpy(srcbuf, "hello");
75 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
77 memset(&s, 0, sizeof(s));
78 assert(mbsnrtowcs(dstbuf, (const char **)&src, 4, sizeof(dstbuf) /
79 sizeof(*dstbuf), &s) == 4);
80 assert(wmemcmp(dstbuf, L"hell", 4) == 0);
81 assert(dstbuf[5] == 0xcccc);
82 assert(src == srcbuf + 4);
84 /* Not enough space in destination buffer. */
85 memset(srcbuf, 0xcc, sizeof(srcbuf));
86 strcpy(srcbuf, "hello");
87 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
89 memset(&s, 0, sizeof(s));
90 assert(mbsnrtowcs(dstbuf, (const char **)&src, 6, 4, &s) == 4);
91 assert(wmemcmp(dstbuf, L"hell", 4) == 0);
92 assert(dstbuf[5] == 0xcccc);
93 assert(src == srcbuf + 4);
95 /* Null terminated string, internal dest. buffer */
96 memset(srcbuf, 0xcc, sizeof(srcbuf));
97 strcpy(srcbuf, "hello");
99 memset(&s, 0, sizeof(s));
100 assert(mbsnrtowcs(NULL, (const char **)&src, 6, 0, &s) == 5);
102 /* Null terminated string, internal dest. buffer, stopping early */
103 memset(srcbuf, 0xcc, sizeof(srcbuf));
104 strcpy(srcbuf, "hello");
106 memset(&s, 0, sizeof(s));
107 assert(mbsnrtowcs(NULL, (const char **)&src, 4, 0, &s) == 4);
109 /* Null terminated string, internal state. */
110 memset(srcbuf, 0xcc, sizeof(srcbuf));
111 strcpy(srcbuf, "hello");
112 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
114 assert(mbsnrtowcs(dstbuf, (const char **)&src, 6, sizeof(dstbuf) /
115 sizeof(*dstbuf), NULL) == 5);
116 assert(wcscmp(dstbuf, L"hello") == 0);
117 assert(dstbuf[6] == 0xcccc);
120 /* Null terminated string, internal state, internal dest. buffer. */
121 memset(srcbuf, 0xcc, sizeof(srcbuf));
122 strcpy(srcbuf, "hello");
124 assert(mbsnrtowcs(NULL, (const char **)&src, 6, 0, NULL) == 5);
126 /* Empty source buffer. */
127 memset(srcbuf, 0xcc, sizeof(srcbuf));
130 memset(&s, 0, sizeof(s));
131 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
132 assert(mbsnrtowcs(dstbuf, (const char **)&src, 1, 1, &s) == 0);
133 assert(dstbuf[0] == 0);
134 assert(dstbuf[1] == 0xcccc);
137 /* Zero length destination buffer. */
138 memset(srcbuf, 0xcc, sizeof(srcbuf));
139 strcpy(srcbuf, "hello");
141 memset(&s, 0, sizeof(s));
142 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
143 assert(mbsnrtowcs(dstbuf, (const char **)&src, 1, 0, &s) == 0);
144 assert(dstbuf[0] == 0xcccc);
145 assert(src == srcbuf);
147 /* Zero length source buffer. */
148 memset(srcbuf, 0xcc, sizeof(srcbuf));
150 memset(&s, 0, sizeof(s));
151 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
152 assert(mbsnrtowcs(dstbuf, (const char **)&src, 0, 1, &s) == 0);
153 assert(dstbuf[0] == 0xcccc);
154 assert(src == srcbuf);
157 * Japanese (EUC) locale.
160 assert(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
161 assert(MB_CUR_MAX > 1);
163 memset(srcbuf, 0xcc, sizeof(srcbuf));
164 strcpy(srcbuf, "\xA3\xC1 B \xA3\xC3");
166 memset(&s, 0, sizeof(s));
167 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
168 assert(mbsnrtowcs(dstbuf, (const char **)&src, 8, sizeof(dstbuf) /
169 sizeof(*dstbuf), &s) == 5);
170 assert(dstbuf[0] == 0xA3C1 && dstbuf[1] == 0x20 && dstbuf[2] == 0x42 &&
171 dstbuf[3] == 0x20 && dstbuf[4] == 0xA3C3 && dstbuf[5] == 0);
174 /* Partial character. */
175 memset(srcbuf, 0xcc, sizeof(srcbuf));
176 strcpy(srcbuf, "\xA3\xC1 B \xA3\xC3");
178 memset(&s, 0, sizeof(s));
179 wmemset(dstbuf, 0xcccc, sizeof(dstbuf) / sizeof(*dstbuf));
180 assert(mbsnrtowcs(dstbuf, (const char **)&src, 6, sizeof(dstbuf) /
181 sizeof(*dstbuf), &s) == 4);
182 assert(src == srcbuf + 6);
183 assert(!mbsinit(&s));
184 assert(mbsnrtowcs(dstbuf, (const char **)&src, 1, sizeof(dstbuf) /
185 sizeof(*dstbuf), &s) == 1);
186 assert(src == srcbuf + 7);
187 assert(mbsnrtowcs(dstbuf, (const char **)&src, 1, sizeof(dstbuf) /
188 sizeof(*dstbuf), &s) == 0);
191 printf("ok 1 - mbsnrtowcs()\n");