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// (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 : $RCSfile$
//
// Version : $Revision$
//
// Description : model of actual argument (both typed and abstract interface)
// ***************************************************************************
#ifndef BOOST_TEST_UTILS_RUNTIME_ARGUMENT_HPP
#define BOOST_TEST_UTILS_RUNTIME_ARGUMENT_HPP
// Boost.Test Runtime parameters
#include <boost/test/utils/runtime/fwd.hpp>
#include <boost/test/utils/runtime/errors.hpp>
// Boost.Test
#include <boost/test/utils/class_properties.hpp>
#include <boost/test/utils/rtti.hpp>
#include <boost/test/utils/basic_cstring/compare.hpp>
#include <boost/test/detail/throw_exception.hpp>
// STL
#include <cassert>
#include <boost/test/detail/suppress_warnings.hpp>
namespace boost {
namespace runtime {
// ************************************************************************** //
// ************** runtime::argument ************** //
// ************************************************************************** //
class argument {
public:
// Constructor
argument( rtti::id_t value_type )
: p_value_type( value_type )
{}
// Destructor
virtual ~argument() {}
// Public properties
rtti::id_t const p_value_type;
};
// ************************************************************************** //
// ************** runtime::typed_argument ************** //
// ************************************************************************** //
template<typename T>
class typed_argument : public argument {
public:
// Constructor
explicit typed_argument( T const& v )
: argument( rtti::type_id<T>() )
, p_value( v )
{}
unit_test::readwrite_property<T> p_value;
};
// ************************************************************************** //
// ************** runtime::arguments_store ************** //
// ************************************************************************** //
class arguments_store {
public:
typedef std::map<cstring, argument_ptr> storage_type;
/// Returns number of arguments in the store; mostly used for testing
std::size_t size() const { return m_arguments.size(); }
/// Clears the store for reuse
void clear() { m_arguments.clear(); }
/// Returns true if there is an argument corresponding to the specified parameter name
bool has( cstring parameter_name ) const
{
return m_arguments.find( parameter_name ) != m_arguments.end();
}
/// Provides types access to argument value by parameter name
template<typename T>
T const& get( cstring parameter_name ) const {
return const_cast<arguments_store*>(this)->get<T>( parameter_name );
}
template<typename T>
T& get( cstring parameter_name ) {
storage_type::const_iterator found = m_arguments.find( parameter_name );
BOOST_TEST_I_ASSRT( found != m_arguments.end(),
access_to_missing_argument()
<< "There is no argument provided for parameter "
<< parameter_name );
argument_ptr arg = found->second;
BOOST_TEST_I_ASSRT( arg->p_value_type == rtti::type_id<T>(),
arg_type_mismatch()
<< "Access with invalid type for argument corresponding to parameter "
<< parameter_name );
return static_cast<typed_argument<T>&>( *arg ).p_value.value;
}
/// Set's the argument value for specified parameter name
template<typename T>
void set( cstring parameter_name, T const& value )
{
m_arguments[parameter_name] = argument_ptr( new typed_argument<T>( value ) );
}
private:
// Data members
storage_type m_arguments;
};
} // namespace runtime
} // namespace boost
#include <boost/test/detail/enable_warnings.hpp>
#endif // BOOST_TEST_UTILS_RUNTIME_ARGUMENT_HPP
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