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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/27_io/basic_filebuf/underflow/10096.cc
1 // 2003-05-03 Petur Runolfsson <peturr02@ru.is>
3 // Copyright (C) 2003 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 2, 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 COPYING. If not, write to the Free
18 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
21 // 27.8.1.4 Overridden virtual functions
23 // { dg-require-fileio "" }
27 #include <testsuite_hooks.h>
29 class MyTraits
: public std::char_traits
<char>
38 const char* name
= "filebuf_virtuals-1.txt";
42 fb1
.open(name
, ios_base::in
);
45 while ((c1
= fb1
.sbumpc()) != filebuf::traits_type::eof())
46 str
.push_back(filebuf::traits_type::to_char_type(c1
));
49 basic_filebuf
<char, MyTraits
> fb
;
50 VERIFY( fb
.sgetc() == MyTraits::eof() );
52 fb
.open(name
, ios_base::in
);
53 VERIFY( fb
.is_open() );
55 for (string::iterator i
= str
.begin(); i
!= str
.end(); ++i
)
57 MyTraits::int_type c2
= fb
.sbumpc();
58 VERIFY( c2
!= MyTraits::eof() );
59 VERIFY( c2
== MyTraits::to_int_type(*i
) );
62 VERIFY( fb
.sgetc() == MyTraits::eof() );
64 VERIFY( !fb
.is_open() );
65 VERIFY( fb
.sgetc() == MyTraits::eof() );