PR/54414: Valery Ushakov: add a test for wcsrtombs(3) doesn't update the

source argument on conversion error
This commit is contained in:
christos 2019-07-28 13:46:45 +00:00
parent 5b07b744fb
commit 92bbbea0b3
2 changed files with 68 additions and 1 deletions

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@ -1,4 +1,4 @@
# $NetBSD: Makefile,v 1.12 2017/08/16 13:53:20 joerg Exp $
# $NetBSD: Makefile,v 1.13 2019/07/28 13:46:45 christos Exp $
.include <bsd.own.mk>
@ -10,6 +10,7 @@ TESTS_C+= t_mbsnrtowcs
TESTS_C+= t_mbtowc
TESTS_C+= t_wcscspn
TESTS_C+= t_wcspbrk
TESTS_C+= t_wcsrtombs
TESTS_C+= t_wcsspn
TESTS_C+= t_wcstod
TESTS_C+= t_wctomb

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@ -0,0 +1,66 @@
/* $NetBSD: t_wcsrtombs.c,v 1.1 2019/07/28 13:46:45 christos Exp $ */
/*-
* Copyright (c) 2019 The NetBSD Foundation, Inc.
* 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: t_wcsrtombs.c,v 1.1 2019/07/28 13:46:45 christos Exp $");
#include <atf-c.h>
#include <wchar.h>
#include <errno.h>
#include <string.h>
ATF_TC(wcsrtombs_advance);
ATF_TC_HEAD(wcsrtombs_advance, tc)
{
atf_tc_set_md_var(tc, "descr", "Test wcsrtombs(3) advances "
"the source pointer to the first illegal byte");
}
ATF_TC_BODY(wcsrtombs_advance, tc)
{
wchar_t label[] = L"L" L"\u0403" L"bel";
const wchar_t *wp = label;
char lbuf[128];
mbstate_t mbstate;
size_t n;
memset(&mbstate, 0, sizeof(mbstate));
memset(lbuf, 0, sizeof(lbuf));
n = wcsrtombs(lbuf, &wp, sizeof(lbuf), &mbstate);
ATF_REQUIRE_EQ(n, (size_t)-1);
ATF_REQUIRE_EQ(errno, EILSEQ);
ATF_REQUIRE_EQ(wp - label, 1);
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, wcsrtombs_advance);
return atf_no_error();
}