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
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
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
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 ATF_TC_WITHOUT_HEAD(mbtowc_test);
47 ATF_TC_BODY(mbtowc_test, tc)
49 char buf[MB_LEN_MAX + 1];
54 ATF_REQUIRE(MB_CUR_MAX == 1);
56 /* No shift states in C locale. */
57 ATF_REQUIRE(mbtowc(NULL, NULL, 0) == 0);
59 /* Null wide character. */
61 memset(buf, 0, sizeof(buf));
62 ATF_REQUIRE(mbtowc(&wc, buf, 1) == 0);
67 ATF_REQUIRE(mbtowc(&wc, buf, 1) == 1);
68 ATF_REQUIRE(wc == L'A');
70 /* Incomplete character sequence. */
73 ATF_REQUIRE(mbtowc(&wc, buf, 0) == -1);
74 ATF_REQUIRE(wc == L'z');
75 ATF_REQUIRE(mbtowc(NULL, NULL, 0) == 0);
77 /* Japanese (EUC) locale. */
79 ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
80 ATF_REQUIRE(MB_CUR_MAX > 1);
82 /* Null wide character */
83 memset(buf, 0xcc, sizeof(buf));
86 ATF_REQUIRE(mbtowc(&wc, buf, 1) == 0);
91 ATF_REQUIRE(mbtowc(&wc, buf, 1) == 1);
92 ATF_REQUIRE(wc == L'A');
94 /* Incomplete character sequence (zero length). */
97 ATF_REQUIRE(mbtowc(&wc, buf, 0) == -1);
98 ATF_REQUIRE(wc == L'z');
99 ATF_REQUIRE(mbtowc(NULL, NULL, 0) == 0);
101 /* Incomplete character sequence (truncated double-byte). */
102 memset(buf, 0xcc, sizeof(buf));
106 ATF_REQUIRE(mbtowc(&wc, buf, 1) == -1);
107 ATF_REQUIRE(wc == L'z');
108 ATF_REQUIRE(mbtowc(NULL, NULL, 0) == 0);
110 /* Same as above, but complete. */
112 ATF_REQUIRE(mbtowc(&wc, buf, 2) == 2);
113 ATF_REQUIRE(wc == 0xa3c1);
119 ATF_TP_ADD_TC(tp, mbtowc_test);
121 return (atf_no_error());