1/*	$NetBSD: t_wcsrtombs.c,v 1.1 2019/07/28 13:46:45 christos Exp $	*/
2
3/*-
4 * Copyright (c) 2019 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include <sys/cdefs.h>
30__RCSID("$NetBSD: t_wcsrtombs.c,v 1.1 2019/07/28 13:46:45 christos Exp $");
31
32#include <atf-c.h>
33#include <wchar.h>
34#include <errno.h>
35#include <string.h>
36
37ATF_TC(wcsrtombs_advance);
38ATF_TC_HEAD(wcsrtombs_advance, tc)
39{
40	atf_tc_set_md_var(tc, "descr", "Test wcsrtombs(3) advances "
41	    "the source pointer to the first illegal byte");
42}
43
44ATF_TC_BODY(wcsrtombs_advance, tc)
45{
46	wchar_t label[] = L"L" L"\u0403" L"bel";
47	const wchar_t *wp = label;
48	char lbuf[128];
49	mbstate_t mbstate;
50	size_t n;
51
52	memset(&mbstate, 0, sizeof(mbstate));
53	memset(lbuf, 0, sizeof(lbuf));
54	n = wcsrtombs(lbuf, &wp, sizeof(lbuf), &mbstate);
55
56	ATF_REQUIRE_EQ(n, (size_t)-1);
57	ATF_REQUIRE_EQ(errno, EILSEQ);
58	ATF_REQUIRE_EQ(wp - label, 1);
59}
60
61ATF_TP_ADD_TCS(tp)
62{
63
64	ATF_TP_ADD_TC(tp, wcsrtombs_advance);
65	return atf_no_error();
66}
67