diff options
Diffstat (limited to 'lib/libc/tests/locale/mbrtowc_test.c')
| -rw-r--r-- | lib/libc/tests/locale/mbrtowc_test.c | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/lib/libc/tests/locale/mbrtowc_test.c b/lib/libc/tests/locale/mbrtowc_test.c new file mode 100644 index 000000000000..df611a7df573 --- /dev/null +++ b/lib/libc/tests/locale/mbrtowc_test.c @@ -0,0 +1,162 @@ +/*- + * Copyright (c) 2002 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 mbrtowc(), as specified by IEEE Std. 1003.1-2001 and + * ISO/IEC 9899:1999. + * + * The function is tested with both the "C" ("POSIX") LC_CTYPE setting and + * "ja_JP.eucJP". Other encodings are not tested. + */ + +#include <errno.h> +#include <limits.h> +#include <locale.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <wchar.h> + +#include <atf-c.h> + +ATF_TC_WITHOUT_HEAD(mbrtowc_test); +ATF_TC_BODY(mbrtowc_test, tc) +{ + mbstate_t s; + wchar_t wc; + char buf[MB_LEN_MAX + 1]; + + /* + * C/POSIX locale. + */ + + ATF_REQUIRE(MB_CUR_MAX == 1); + + /* Null wide character, internal state. */ + memset(buf, 0xcc, sizeof(buf)); + buf[0] = 0; + ATF_REQUIRE(mbrtowc(&wc, buf, 1, NULL) == 0); + ATF_REQUIRE(wc == 0); + + /* Null wide character. */ + memset(&s, 0, sizeof(s)); + ATF_REQUIRE(mbrtowc(&wc, buf, 1, &s) == 0); + ATF_REQUIRE(wc == 0); + + /* Latin letter A, internal state. */ + ATF_REQUIRE(mbrtowc(NULL, 0, 0, NULL) == 0); + buf[0] = 'A'; + ATF_REQUIRE(mbrtowc(&wc, buf, 1, NULL) == 1); + ATF_REQUIRE(wc == L'A'); + + /* Latin letter A. */ + memset(&s, 0, sizeof(s)); + ATF_REQUIRE(mbrtowc(&wc, buf, 1, &s) == 1); + ATF_REQUIRE(wc == L'A'); + + /* Incomplete character sequence. */ + wc = L'z'; + memset(&s, 0, sizeof(s)); + ATF_REQUIRE(mbrtowc(&wc, buf, 0, &s) == (size_t)-2); + ATF_REQUIRE(wc == L'z'); + + /* Check that mbrtowc() doesn't access the buffer when n == 0. */ + wc = L'z'; + memset(&s, 0, sizeof(s)); + buf[0] = '\0'; + ATF_REQUIRE(mbrtowc(&wc, buf, 0, &s) == (size_t)-2); + ATF_REQUIRE(wc == L'z'); + + /* + * Japanese (EUC) locale. + */ + + ATF_REQUIRE(strcmp(setlocale(LC_CTYPE, "ja_JP.eucJP"), "ja_JP.eucJP") == 0); + ATF_REQUIRE(MB_CUR_MAX > 1); + + /* Null wide character, internal state. */ + ATF_REQUIRE(mbrtowc(NULL, 0, 0, NULL) == 0); + memset(buf, 0xcc, sizeof(buf)); + buf[0] = 0; + ATF_REQUIRE(mbrtowc(&wc, buf, 1, NULL) == 0); + ATF_REQUIRE(wc == 0); + + /* Null wide character. */ + memset(&s, 0, sizeof(s)); + ATF_REQUIRE(mbrtowc(&wc, buf, 1, &s) == 0); + ATF_REQUIRE(wc == 0); + + /* Latin letter A, internal state. */ + ATF_REQUIRE(mbrtowc(NULL, 0, 0, NULL) == 0); + buf[0] = 'A'; + ATF_REQUIRE(mbrtowc(&wc, buf, 1, NULL) == 1); + ATF_REQUIRE(wc == L'A'); + + /* Latin letter A. */ + memset(&s, 0, sizeof(s)); + ATF_REQUIRE(mbrtowc(&wc, buf, 1, &s) == 1); + ATF_REQUIRE(wc == L'A'); + + /* Incomplete character sequence (zero length). */ + wc = L'z'; + memset(&s, 0, sizeof(s)); + ATF_REQUIRE(mbrtowc(&wc, buf, 0, &s) == (size_t)-2); + ATF_REQUIRE(wc == L'z'); + + /* Incomplete character sequence (truncated double-byte). */ + memset(buf, 0xcc, sizeof(buf)); + buf[0] = 0xa3; + buf[1] = 0x00; + memset(&s, 0, sizeof(s)); + wc = 0; + ATF_REQUIRE(mbrtowc(&wc, buf, 1, &s) == (size_t)-2); + + /* Same as above, but complete. */ + buf[1] = 0xc1; + memset(&s, 0, sizeof(s)); + wc = 0; + ATF_REQUIRE(mbrtowc(&wc, buf, 2, &s) == 2); + ATF_REQUIRE(wc == 0xa3c1); + + /* Test restarting behaviour. */ + memset(buf, 0xcc, sizeof(buf)); + buf[0] = 0xa3; + memset(&s, 0, sizeof(s)); + wc = 0; + ATF_REQUIRE(mbrtowc(&wc, buf, 1, &s) == (size_t)-2); + ATF_REQUIRE(wc == 0); + buf[0] = 0xc1; + ATF_REQUIRE(mbrtowc(&wc, buf, 1, &s) == 1); + ATF_REQUIRE(wc == 0xa3c1); +} + +ATF_TP_ADD_TCS(tp) +{ + + ATF_TP_ADD_TC(tp, mbrtowc_test); + + return (atf_no_error()); +} |