xref: /freebsd/lib/libc/tests/locale/btowc_test.c (revision 22cf89c938886d14f5796fc49f9f020c23ea8eaf)
1 /*-
2  * Copyright (c) 2002 Tim J. Robbins
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
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.
13  *
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
24  * SUCH DAMAGE.
25  */
26 
27 /*
28  * Test program for btowc() and wctob() as specified by IEEE Std. 1003.1-2001
29  * and ISO/IEC 9899:1999.
30  *
31  * The function is tested in the "C" and "ja_JP.eucJP" locales.
32  */
33 
34 #include <sys/cdefs.h>
35 #include <limits.h>
36 #include <locale.h>
37 #include <stdio.h>
38 #include <stdlib.h>
39 #include <string.h>
40 #include <wchar.h>
41 
42 #include <atf-c.h>
43 
44 ATF_TC_WITHOUT_HEAD(btowc_test);
45 ATF_TC_BODY(btowc_test, tc)
46 {
47 	int i;
48 
49 	/* C/POSIX locale. */
50 	ATF_REQUIRE(btowc(EOF) == WEOF);
51 	ATF_REQUIRE(wctob(WEOF) == EOF);
52 	for (i = 0; i < UCHAR_MAX; i++)
53 		ATF_REQUIRE(btowc(i) == (wchar_t)i && i == (int)wctob(i));
54 
55 	/* Japanese (EUC) locale. */
56 	ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0);
57 	ATF_REQUIRE(MB_CUR_MAX > 1);
58 	ATF_REQUIRE(btowc('A') == L'A' && wctob(L'A') == 'A');
59 	ATF_REQUIRE(btowc(0xa3) == WEOF && wctob(0xa3c1) == EOF);
60 
61 }
62 
63 ATF_TP_ADD_TCS(tp)
64 {
65 
66 	ATF_TP_ADD_TC(tp, btowc_test);
67 
68 	return (atf_no_error());
69 }
70