2 * Copyright (c) 2002-2004 Tim J. Robbins
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6 * modification, are permitted provided that the following conditions
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21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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28 * Test program for mblen(), 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[])
49 char buf[MB_LEN_MAX + 1];
57 assert(MB_CUR_MAX == 1);
59 /* No shift states in C locale. */
60 assert(mblen(NULL, 0) == 0);
62 /* Null wide character. */
63 memset(buf, 0xcc, sizeof(buf));
65 assert(mblen(buf, 1) == 0);
69 assert(mblen(buf, 1) == 1);
71 /* Incomplete character sequence. */
73 assert(mblen(buf, 0) == -1);
74 assert(mblen(NULL, 0) == 0);
77 * Japanese (EUC) locale.
80 assert(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
81 assert(MB_CUR_MAX > 1);
83 /* No shift states in EUC. */
84 assert(mblen(NULL, 0) == 0);
86 /* Null wide character. */
87 memset(buf, 0xcc, sizeof(buf));
89 assert(mblen(buf, 1) == 0);
93 assert(mblen(buf, 1) == 1);
95 /* Incomplete character sequence. */
97 assert(mblen(buf, 0) == -1);
98 assert(mblen(NULL, 0) == 0);
100 /* Incomplete character sequence (truncated double-byte). */
101 memset(buf, 0xcc, sizeof(buf));
104 assert(mblen(buf, 1) == -1);
105 assert(mblen(NULL, 0) == 0);
107 /* Same as above, but complete. */
109 assert(mblen(buf, 2) == 2);
111 printf("ok 1 - mblen()\n");