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 mbtowc(), as specified by IEEE Std. 1003.1-2001 and
31 * The function is tested with both the "C" ("POSIX") LC_CTYPE setting and
32 * "ja_JP.eucJP". Other encodings are not tested.
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
46 main(int argc, char *argv[])
50 char buf[MB_LEN_MAX + 1];
58 assert(MB_CUR_MAX == 1);
60 /* No shift states in C locale. */
61 assert(mbtowc(NULL, NULL, 0) == 0);
63 /* Null wide character. */
65 memset(buf, 0, sizeof(buf));
66 assert(mbtowc(&wc, buf, 1) == 0);
71 assert(mbtowc(&wc, buf, 1) == 1);
74 /* Incomplete character sequence. */
77 assert(mbtowc(&wc, buf, 0) == -1);
79 assert(mbtowc(NULL, NULL, 0) == 0);
82 * Japanese (EUC) locale.
85 assert(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
86 assert(MB_CUR_MAX > 1);
88 /* Null wide character */
89 memset(buf, 0xcc, sizeof(buf));
92 assert(mbtowc(&wc, buf, 1) == 0);
97 assert(mbtowc(&wc, buf, 1) == 1);
100 /* Incomplete character sequence (zero length). */
103 assert(mbtowc(&wc, buf, 0) == -1);
105 assert(mbtowc(NULL, NULL, 0) == 0);
107 /* Incomplete character sequence (truncated double-byte). */
108 memset(buf, 0xcc, sizeof(buf));
112 assert(mbtowc(&wc, buf, 1) == -1);
114 assert(mbtowc(NULL, NULL, 0) == 0);
116 /* Same as above, but complete. */
118 assert(mbtowc(&wc, buf, 2) == 2);
119 assert(wc == 0xa3c1);
121 printf("ok 1 - mbtowc()\n");