Chris@16: //  (C) Copyright Gennadiy Rozental 2005-2008.
Chris@16: //  Distributed under the Boost Software License, Version 1.0.
Chris@16: //  (See accompanying file LICENSE_1_0.txt or copy at 
Chris@16: //  http://www.boost.org/LICENSE_1_0.txt)
Chris@16: 
Chris@16: //  See http://www.boost.org/libs/test for the library home page.
Chris@16: //
Chris@16: //  File        : $RCSfile$
Chris@16: //
Chris@101: //  Version     : $Revision$
Chris@16: //
Chris@16: //  Description : model of actual argument (both typed and abstract interface)
Chris@16: // ***************************************************************************
Chris@16: 
Chris@16: #ifndef BOOST_RT_ARGUMENT_HPP_062604GER
Chris@16: #define BOOST_RT_ARGUMENT_HPP_062604GER
Chris@16: 
Chris@16: // Boost.Runtime.Parameter
Chris@16: #include <boost/test/utils/runtime/config.hpp>
Chris@16: #include <boost/test/utils/runtime/fwd.hpp>
Chris@16: #include <boost/test/utils/runtime/validation.hpp>
Chris@16: 
Chris@16: // Boost.Test
Chris@16: #include <boost/test/utils/class_properties.hpp>
Chris@16: #include <boost/test/utils/rtti.hpp>
Chris@16: 
Chris@16: // STL
Chris@16: #include <cassert>
Chris@16: 
Chris@16: namespace boost {
Chris@16: 
Chris@16: namespace BOOST_RT_PARAM_NAMESPACE {
Chris@16: 
Chris@16: // ************************************************************************** //
Chris@16: // **************              runtime::argument               ************** //
Chris@16: // ************************************************************************** //
Chris@16: 
Chris@16: #ifdef BOOST_MSVC
Chris@16: #  pragma warning(push)
Chris@16: #  pragma warning(disable:4244)
Chris@16: #endif
Chris@16: 
Chris@16: class argument {
Chris@16: public:
Chris@16:     // Constructor
Chris@16:     argument( parameter const& p, rtti::id_t value_type )
Chris@16:     : p_formal_parameter( p )
Chris@16:     , p_value_type( value_type )
Chris@16:     {}
Chris@16: 
Chris@16:     // Destructor
Chris@16:     virtual     ~argument()  {}
Chris@16: 
Chris@16:     // Public properties
Chris@16:     unit_test::readonly_property<parameter const&> p_formal_parameter;
Chris@16:     unit_test::readonly_property<rtti::id_t>       p_value_type;
Chris@16: };
Chris@16: 
Chris@16: // ************************************************************************** //
Chris@16: // **************             runtime::typed_argument          ************** //
Chris@16: // ************************************************************************** //
Chris@16: 
Chris@16: template<typename T>
Chris@16: class typed_argument : public argument {
Chris@16: public:
Chris@16:     // Constructor
Chris@16:     explicit typed_argument( parameter const& p )
Chris@16:     : argument( p, rtti::type_id<T>() )
Chris@16:     {}
Chris@16:     typed_argument( parameter const& p, T const& t )
Chris@16:     : argument( p, rtti::type_id<T>() )
Chris@16:     , p_value( t )
Chris@16:     {}
Chris@16: 
Chris@16:     unit_test::readwrite_property<T>    p_value;
Chris@16: };
Chris@16: 
Chris@16: // ************************************************************************** //
Chris@16: // **************               runtime::arg_value             ************** //
Chris@16: // ************************************************************************** //
Chris@16: 
Chris@16: template<typename T>
Chris@16: inline T const&
Chris@16: arg_value( argument const& arg_ )
Chris@16: {
Chris@16:     assert( arg_.p_value_type == rtti::type_id<T>() ); // detect logic error
Chris@16: 
Chris@16:     return static_cast<typed_argument<T> const&>( arg_ ).p_value.value;
Chris@16: }
Chris@16: 
Chris@16: //____________________________________________________________________________//
Chris@16: 
Chris@16: template<typename T>
Chris@16: inline T&
Chris@16: arg_value( argument& arg_ )
Chris@16: {
Chris@16:     assert( arg_.p_value_type == rtti::type_id<T>() ); // detect logic error
Chris@16: 
Chris@16:     return static_cast<typed_argument<T>&>( arg_ ).p_value.value;
Chris@16: }
Chris@16: 
Chris@16: #ifdef BOOST_MSVC
Chris@16: #  pragma warning(pop)
Chris@16: #endif
Chris@16: 
Chris@16: //____________________________________________________________________________//
Chris@16: 
Chris@16: } // namespace BOOST_RT_PARAM_NAMESPACE
Chris@16: 
Chris@16: } // namespace boost
Chris@16: 
Chris@16: #endif // BOOST_RT_ARGUMENT_HPP_062604GER