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Diffstat (limited to 'lib/libc/tests/locale/mblen_test.c')
-rw-r--r-- | lib/libc/tests/locale/mblen_test.c | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/lib/libc/tests/locale/mblen_test.c b/lib/libc/tests/locale/mblen_test.c new file mode 100644 index 0000000..fbb938d --- /dev/null +++ b/lib/libc/tests/locale/mblen_test.c @@ -0,0 +1,116 @@ +/*- + * Copyright (c) 2002-2004 Tim J. Robbins + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +/* + * Test program for mblen(), as specified by IEEE Std. 1003.1-2001 and + * ISO/IEC 9899:1990. + * + * The function is tested with both the "C" ("POSIX") LC_CTYPE setting and + * "ja_JP.eucJP". Other encodings are not tested. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <limits.h> +#include <locale.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> + +#include <atf-c.h> + +ATF_TC_WITHOUT_HEAD(mblen_test); +ATF_TC_BODY(mblen_test, tc) +{ + char buf[MB_LEN_MAX + 1]; + + /* + * C/POSIX locale. + */ + + ATF_REQUIRE(MB_CUR_MAX == 1); + + /* No shift states in C locale. */ + ATF_REQUIRE(mblen(NULL, 0) == 0); + + /* Null wide character. */ + memset(buf, 0xcc, sizeof(buf)); + buf[0] = '\0'; + ATF_REQUIRE(mblen(buf, 1) == 0); + + /* Latin letter A. */ + buf[0] = 'A'; + ATF_REQUIRE(mblen(buf, 1) == 1); + + /* Incomplete character sequence. */ + buf[0] = '\0'; + ATF_REQUIRE(mblen(buf, 0) == -1); + ATF_REQUIRE(mblen(NULL, 0) == 0); + + /* + * Japanese (EUC) locale. + */ + + ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0); + ATF_REQUIRE(MB_CUR_MAX > 1); + + /* No shift states in EUC. */ + ATF_REQUIRE(mblen(NULL, 0) == 0); + + /* Null wide character. */ + memset(buf, 0xcc, sizeof(buf)); + buf[0] = '\0'; + ATF_REQUIRE(mblen(buf, 1) == 0); + + /* Latin letter A. */ + buf[0] = 'A'; + ATF_REQUIRE(mblen(buf, 1) == 1); + + /* Incomplete character sequence. */ + buf[0] = '\0'; + ATF_REQUIRE(mblen(buf, 0) == -1); + ATF_REQUIRE(mblen(NULL, 0) == 0); + + /* Incomplete character sequence (truncated double-byte). */ + memset(buf, 0xcc, sizeof(buf)); + buf[0] = 0xa3; + buf[1] = 0x00; + ATF_REQUIRE(mblen(buf, 1) == -1); + ATF_REQUIRE(mblen(NULL, 0) == 0); + + /* Same as above, but complete. */ + buf[1] = 0xc1; + ATF_REQUIRE(mblen(buf, 2) == 2); +} + +ATF_TP_ADD_TCS(tp) +{ + + ATF_TP_ADD_TC(tp, mblen_test); + + return (atf_no_error()); +} |