gcc/libstdc++-v3/testsuite/27_io/ofstream_members.cc
Joseph Myers a9ab8db153 acinclude.m4, [...]: Change sourceware.cygnus.com and sources.redhat.com URLs for libstdc++ web...
* acinclude.m4, configure.in, mkcheck.in,
	testsuite/21_strings/ctor_copy_dtor.cc,
	testsuite/21_strings/inserters_extractors.cc,
	testsuite/23_containers/map_operators.cc,
	testsuite/23_containers/vector_element_access.cc,
	testsuite/25_algorithms/lower_bound.cc,
	testsuite/27_io/ifstream_members.cc,
	testsuite/27_io/istream_extractor_arith.cc,
	testsuite/27_io/istream_unformatted.cc,
	testsuite/27_io/ofstream_members.cc,
	testsuite/27_io/ostream_inserter_char.cc,
	testsuite/27_io/ostream_inserter_other.cc,
	testsuite/27_io/ostream_manip.cc, testsuite/27_io/streambuf.cc:
	Change sourceware.cygnus.com and sources.redhat.com URLs for
	libstdc++ web pages and list archives to point to gcc.gnu.org
	* aclocal.m4, configure: Regenerate.

From-SVN: r38428
2000-12-21 22:08:39 +00:00

80 lines
1.8 KiB
C++

// Copyright (C) 2000 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 2, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING. If not, write to the Free
// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
// USA.
// 27.8.1.10 ofstream member functions
#include <ostream>
#include <fstream>
#include <debug_assert.h>
const char name_01[] = "testsuite/ofstream_members-1.tst";
const char name_02[] = "testsuite/ofstream_members-1.txt";
// http://gcc.gnu.org/ml/libstdc++/2000-06/msg00136.html
bool test00()
{
bool test = true;
std::ofstream ofs1;
ofs1.close();
// false as expected:
VERIFY( !ofs1.is_open() );
// this is now true:
VERIFY( !(ofs1) );
ofs1.open(name_02);
VERIFY( ofs1.is_open() );
// fail bit still true
VERIFY( !(ofs1) );
VERIFY( ofs1.rdstate() == std::ios_base::failbit );
ofs1.close();
#ifdef DEBUG_ASSERT
assert(test);
#endif
return test;
}
// http://gcc.gnu.org/ml/libstdc++/2000-07/msg00004.html
bool test01()
{
bool test = true;
const int more_than_max_open_files = 8200;
for(int i = 0; ++i < more_than_max_open_files;)
{
std::ofstream ifs(name_02);
VERIFY( static_cast<bool>(ifs) );
}
#ifdef DEBUG_ASSERT
assert(test);
#endif
return test;
}
int main()
{
test00();
test01();
}