boost/test/tools/detail/per_element_manip.hpp

//  (C) Copyright Gennadiy Rozental 2001.
//  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)
//  See http://www.boost.org/libs/test for the library home page.
//
//! @file
//! Per element comparison manipulator implementation
// ***************************************************************************
#ifndef BOOST_TEST_TOOLS_DETAIL_PER_ELEMENT_MANIP_HPP_050815GER
#define BOOST_TEST_TOOLS_DETAIL_PER_ELEMENT_MANIP_HPP_050815GER
// Boost Test
#include <boost/test/tools/detail/fwd.hpp>
#include <boost/test/tools/detail/indirections.hpp>
#include <boost/test/tools/assertion.hpp>
#include <boost/test/tools/collection_comparison_op.hpp>
#include <boost/test/detail/suppress_warnings.hpp>
//____________________________________________________________________________//
namespace boost {
namespace test_tools {
// ************************************************************************** //
// **************      per element comparison manipulator      ************** //
// ************************************************************************** //
//! Per element comparison manipulator, for containers
struct per_element {};
//____________________________________________________________________________//
inline int
operator<<( unit_test::lazy_ostream const&, per_element )   { return 0; }
//____________________________________________________________________________//
namespace tt_detail {
template<typename T1, typename T2, typename OP>
inline assertion_result
operator<<(assertion_evaluate_t<assertion::binary_expr<T1,T2,OP> > const& ae, per_element )
{
    typedef typename OP::elem_op elem_op;
    return assertion::op::element_compare<elem_op>( ae.m_e.lhs().value(), ae.m_e.rhs() );
}
//____________________________________________________________________________//
inline check_type
operator<<( assertion_type const&, per_element )
{
    return CHECK_BUILT_ASSERTION;
}
//____________________________________________________________________________//
} // namespace tt_detail
} // namespace test_tools
} // namespace boost
#include <boost/test/detail/enable_warnings.hpp>
#endif // BOOST_TEST_TOOLS_DETAIL_PER_ELEMENT_MANIP_HPP_050815GER