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// 1999-10-11 bkoz
// Copyright (C) 1999, 2000, 2001, 2002, 2003, 2009
// 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 3, 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 COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// 27.5.2 template class basic_streambuf
#include <sstream>
#include <ostream>
#include <testsuite_hooks.h>
// test03
// http://gcc.gnu.org/ml/libstdc++/2000-q1/msg00151.html
template<typename charT, typename traits = std::char_traits<charT> >
class basic_nullbuf : public std::basic_stringbuf<charT, traits>
{
protected:
typedef typename
std::basic_stringbuf<charT, traits>::int_type int_type;
virtual int_type
overflow(int_type c)
{ return traits::not_eof(c); }
};
typedef basic_nullbuf<char> nullbuf;
template<typename T>
char
print(const T& x)
{
nullbuf ob;
std::ostream out(&ob);
out << x << std::endl;
return (!out ? '0' : '1');
}
void test03()
{
bool test __attribute__((unused)) = true;
const std::string control01("11111");
std::string test01;
test01 += print(true);
test01 += print(3.14159);
test01 += print(10);
test01 += print('x');
test01 += print("pipo");
VERIFY( test01 == control01 );
}
int main()
{
test03();
return 0;
}
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