1 // Copyright (C) 2003, 2005 Free Software Foundation, Inc.
3 // This file is part of the GNU ISO C++ Library. This library is free
4 // software; you can redistribute it and/or modify it under the
5 // terms of the GNU General Public License as published by the
6 // Free Software Foundation; either version 2, or (at your option)
9 // This library is distributed in the hope that it will be useful,
10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 // GNU General Public License for more details.
14 // You should have received a copy of the GNU General Public License along
15 // with this library; see the file COPYING. If not, write to the Free
16 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
19 // 27.8.1.4 Overridden virtual functions
23 #include <testsuite_hooks.h>
24 #include <testsuite_character.h>
30 using __gnu_test::pod_uchar
;
31 typedef basic_filebuf
<pod_uchar
>::traits_type traits_type
;
33 bool test
__attribute__((unused
)) = true;
34 const char* name
= "tmp_seekpos_12790";
36 locale
loc(locale::classic(),
37 new codecvt
<traits_type::char_type
, char,
38 traits_type::state_type
>);
40 basic_filebuf
<pod_uchar
> fb
;
43 fb
.open(name
, ios_base::in
| ios_base::out
| ios_base::trunc
);
44 fb
.sputc(pod_uchar::from
<char>('b'));
45 fb
.sputc(pod_uchar::from
<char>(0xff));
46 fb
.sputc(pod_uchar::from
<char>('c'));
47 fb
.sputc(pod_uchar::from
<char>(0xff));
49 fb
.pubseekoff(0, ios_base::beg
);
52 traits_type::pos_type pos
= fb
.pubseekoff(0, ios_base::cur
);
56 // Check that seekoff sets the current state for output
59 fb
.sputc(pod_uchar::from
<char>('a'));
60 fb
.sputc(pod_uchar::from
<char>(0));
61 fb
.sputc(pod_uchar::from
<char>(0));
62 fb
.sputc(pod_uchar::from
<char>(0));
63 fb
.sputc(pod_uchar::from
<char>(0));
67 traits_type::int_type c
= fb
.sbumpc();
68 VERIFY( c
!= traits_type::eof() );
69 VERIFY( traits_type::eq(traits_type::to_char_type(c
),
70 pod_uchar::from
<char>('a')) );