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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 : argument factories for different kinds of parameters
- // ***************************************************************************
- #ifndef BOOST_TEST_UTILS_RUNTIME_ARGUMENT_FACTORY_HPP
- #define BOOST_TEST_UTILS_RUNTIME_ARGUMENT_FACTORY_HPP
- // Boost.Test Runtime parameters
- #include <boost/test/utils/runtime/errors.hpp>
- #include <boost/test/utils/runtime/argument.hpp>
- #include <boost/test/utils/runtime/modifier.hpp>
- // Boost.Test
- #include <boost/test/utils/basic_cstring/io.hpp>
- #include <boost/test/utils/basic_cstring/compare.hpp>
- #include <boost/test/utils/string_cast.hpp>
- // Boost
- #include <boost/function/function2.hpp>
- // STL
- #include <vector>
- #include <boost/test/detail/suppress_warnings.hpp>
- namespace boost {
- namespace runtime {
- // ************************************************************************** //
- // ************** runtime::value_interpreter ************** //
- // ************************************************************************** //
- template<typename ValueType, bool is_enum>
- struct value_interpreter;
- //____________________________________________________________________________//
- template<typename ValueType>
- struct value_interpreter<ValueType, false> {
- template<typename Modifiers>
- explicit value_interpreter( Modifiers const& ) {}
- ValueType interpret( cstring param_name, cstring source ) const
- {
- ValueType res;
- if( !unit_test::utils::string_as<ValueType>( source, res ) )
- BOOST_TEST_I_THROW( format_error( param_name ) << source <<
- " can't be interpreted as value of parameter " << param_name << "." );
- return res;
- }
- };
- //____________________________________________________________________________//
- template<>
- struct value_interpreter<std::string, false> {
- template<typename Modifiers>
- explicit value_interpreter( Modifiers const& ) {}
- std::string interpret( cstring, cstring source ) const
- {
- return std::string( source.begin(), source.size() );
- }
- };
- //____________________________________________________________________________//
- template<>
- struct value_interpreter<cstring, false> {
- template<typename Modifiers>
- explicit value_interpreter( Modifiers const& ) {}
- cstring interpret( cstring, cstring source ) const
- {
- return source;
- }
- };
- //____________________________________________________________________________//
- template<>
- struct value_interpreter<bool, false> {
- template<typename Modifiers>
- explicit value_interpreter( Modifiers const& ) {}
- bool interpret( cstring param_name, cstring source ) const
- {
- static cstring const s_YES( "YES" );
- static cstring const s_Y( "Y" );
- static cstring const s_NO( "NO" );
- static cstring const s_N( "N" );
- static cstring const s_TRUE( "TRUE" );
- static cstring const s_FALSE( "FALSE" );
- static cstring const s_one( "1" );
- static cstring const s_zero( "0" );
- source.trim();
- if( source.is_empty() ||
- case_ins_eq( source, s_YES ) ||
- case_ins_eq( source, s_Y ) ||
- case_ins_eq( source, s_one ) ||
- case_ins_eq( source, s_TRUE ) )
- return true;
- if( case_ins_eq( source, s_NO ) ||
- case_ins_eq( source, s_N ) ||
- case_ins_eq( source, s_zero ) ||
- case_ins_eq( source, s_FALSE ) )
- return false;
- BOOST_TEST_I_THROW( format_error( param_name ) << source << " can't be interpreted as bool value." );
- }
- };
- //____________________________________________________________________________//
- template<typename EnumType>
- struct value_interpreter<EnumType, true> {
- template<typename Modifiers>
- explicit value_interpreter( Modifiers const& m )
- #if defined(BOOST_TEST_CLA_NEW_API)
- : m_name_to_value( m[enum_values<EnumType>::value] )
- {
- }
- #else
- {
- std::vector<std::pair<cstring,EnumType> > const& values = m[enum_values<EnumType>::value];
- m_name_to_value.insert( values.begin(), values.end() );
- }
- #endif
- EnumType interpret( cstring param_name, cstring source ) const
- {
- typename std::map<cstring,EnumType>::const_iterator found = m_name_to_value.find( source );
- BOOST_TEST_I_ASSRT( found != m_name_to_value.end(),
- format_error( param_name ) << source <<
- " is not a valid enumeration value name for parameter " << param_name << "." );
- return found->second;
- }
- private:
- // Data members
- std::map<cstring,EnumType> m_name_to_value;
- };
- //____________________________________________________________________________//
- // ************************************************************************** //
- // ************** runtime::argument_factory ************** //
- // ************************************************************************** //
- template<typename ValueType, bool is_enum, bool repeatable>
- class argument_factory;
- //____________________________________________________________________________//
- template<typename ValueType, bool is_enum>
- class argument_factory<ValueType, is_enum, false> {
- public:
- template<typename Modifiers>
- explicit argument_factory( Modifiers const& m )
- : m_interpreter( m )
- , m_optional_value( nfp::opt_get( m, optional_value, ValueType() ) )
- , m_default_value( nfp::opt_get( m, default_value, ValueType() ) )
- {
- }
- void produce_argument( cstring source, cstring param_name, arguments_store& store ) const
- {
- store.set( param_name, source.empty() ? m_optional_value : m_interpreter.interpret( param_name, source ) );
- }
- void produce_default( cstring param_name, arguments_store& store ) const
- {
- store.set( param_name, m_default_value );
- }
- private:
- // Data members
- typedef value_interpreter<ValueType, is_enum> interp_t;
- interp_t m_interpreter;
- ValueType m_optional_value;
- ValueType m_default_value;
- };
- //____________________________________________________________________________//
- template<typename ValueType, bool is_enum>
- class argument_factory<ValueType, is_enum, true> {
- public:
- template<typename Modifiers>
- explicit argument_factory( Modifiers const& m )
- : m_interpreter( m )
- {
- }
- void produce_argument( cstring source, cstring param_name, arguments_store& store ) const
- {
- ValueType value = m_interpreter.interpret( param_name, source );
- if( store.has( param_name ) ) {
- std::vector<ValueType>& values = store.get<std::vector<ValueType> >( param_name );
- values.push_back( value );
- }
- else {
- std::vector<ValueType> values( 1, value );
- store.set( param_name, values );
- }
- }
- void produce_default( cstring param_name, arguments_store& store ) const
- {
- store.set( param_name, std::vector<ValueType>() );
- }
- private:
- // Data members
- value_interpreter<ValueType, is_enum> m_interpreter;
- };
- //____________________________________________________________________________//
- } // namespace runtime
- } // namespace boost
- #include <boost/test/detail/enable_warnings.hpp>
- #endif // BOOST_TEST_UTILS_RUNTIME_ARGUMENT_FACTORY_HPP
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