boost_exception/test/is_output_streamable_test.cpp

//Copyright (c) 2006-2008 Emil Dotchevski and Reverge Studios, Inc.

//Distributed under the Boost Software License, Version 1.0. (See accompanying
//file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

#include <boost/exception/detail/is_output_streamable.hpp>
#include <boost/detail/lightweight_test.hpp>

namespace
n1
    {
    class
    c1
        {
        };
    }

namespace
n2
    {
    class
    c2
        {
        };

    std::ostream &
    operator<<( std::ostream & s, c2 const & )
        {
        s << "c2";
        return s;
        }           
    }

int
main()
    {
	BOOST_TEST( !boost::is_output_streamable<n1::c1>::value );
	BOOST_TEST( boost::is_output_streamable<n2::c2>::value );
	BOOST_TEST( boost::is_output_streamable<int>::value );
    return boost::report_errors();
    }