]>
git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/27_io/basic_stringbuf/pbackfail/char/1.cc
1 // 2004-10-01 Paolo Carlini <pcarlini@suse.de>
3 // Copyright (C) 2004-2013 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 3, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
20 // 27.7.1.3 Overridden virtual functions [lib.stringbuf.virtuals]
23 #include <testsuite_hooks.h>
25 class my_stringbuf
: public std::stringbuf
28 my_stringbuf(const std::string
& str
, std::ios_base::openmode mode
)
29 : std::stringbuf(str
, mode
) { }
32 pub_pbackfail(int_type c
)
33 { return this->pbackfail(c
); }
38 bool test
__attribute__((unused
)) = true;
41 typedef my_stringbuf::int_type int_type
;
42 typedef my_stringbuf::traits_type traits_type
;
44 my_stringbuf
sbuf("any", ios_base::in
| ios_base::out
);
46 int_type c
= sbuf
.sgetc();
49 c
= sbuf
.pub_pbackfail('z');
50 VERIFY( c
== traits_type::eof() );
54 c
= sbuf
.pub_pbackfail('a');
59 c
= sbuf
.pub_pbackfail('x');
64 const int_type eof
= traits_type::eof();
65 c
= sbuf
.pub_pbackfail(eof
);
66 VERIFY( c
== traits_type::not_eof(eof
) );