text: //  (C) Copyright Gennadiy Rozental 2001-2008.
  //  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: 54633 $
  //
  //  Description : generators and helper macros for parameterized tests
  // ***************************************************************************
  
  #ifndef BOOST_TEST_PARAMETERIZED_TEST_HPP_021102GER
  #define BOOST_TEST_PARAMETERIZED_TEST_HPP_021102GER
  
  // Boost.Test
  #include <boost/test/unit_test_suite.hpp>
  #include <boost/test/utils/callback.hpp>
  
  // Boost
  #include <boost/type_traits/remove_reference.hpp>
  #include <boost/type_traits/remove_const.hpp>
  
  #include <boost/test/detail/suppress_warnings.hpp>
  
  //____________________________________________________________________________//
  
  #define BOOST_PARAM_TEST_CASE( function, begin, end )                      \
  boost::unit_test::make_test_case( function,                                \
                                    BOOST_TEST_STRINGIZE( function ),        \
                                    (begin), (end) )                         \
  /**/
  
  #define BOOST_PARAM_CLASS_TEST_CASE( function, tc_instance, begin, end )   \
  boost::unit_test::make_test_case( function,                                \
                                    BOOST_TEST_STRINGIZE( function ),        \
                                    (tc_instance),                           \
                                    (begin), (end) )                         \
  /**/
  
  namespace boost {
  
  namespace unit_test {
  
  // ************************************************************************** //
  // **************          test_func_with_bound_param          ************** //
  // ************************************************************************** //
  
  namespace ut_detail {
  
  template<typename ParamType>
  struct test_func_with_bound_param {
      template<typename T>
      test_func_with_bound_param( callback1<ParamType> test_func, T const& param )
      : m_test_func( test_func )
      , m_param( param )
      {}
  
      void operator()() { m_test_func( m_param ); }
  
  private:
      callback1<ParamType> m_test_func;
      ParamType            m_param;
  };
  
  // ************************************************************************** //
  // **************           param_test_case_generator          ************** //
  // ************************************************************************** //
  
  template<typename ParamType, typename ParamIter>
  class param_test_case_generator : public test_unit_generator {
  public:
      param_test_case_generator( callback1<ParamType> const&  test_func,
                                 const_string                 tc_name, 
                                 ParamIter                    par_begin,
                                 ParamIter                    par_end )
      : m_test_func( test_func )
      , m_tc_name( ut_detail::normalize_test_case_name( tc_name ) )
      , m_par_begin( par_begin )
      , m_par_end( par_end )
      {}
  
      virtual test_unit* next() const
      {
          if( m_par_begin == m_par_end )
              return (test_unit*)0;
  
          test_func_with_bound_param<ParamType> bound_test_func( m_test_func, *m_par_begin );
          test_unit* res = new test_case( m_tc_name, bound_test_func );
  
          ++m_par_begin;
  
          return res;
      }
  
  private:
      // Data members
      callback1<ParamType>    m_test_func;
      std::string             m_tc_name;
      mutable ParamIter       m_par_begin;
      ParamIter               m_par_end;
  };
  
  //____________________________________________________________________________//
  
  template<typename UserTestCase,typename ParamType>
  struct user_param_tc_method_invoker {
      typedef void (UserTestCase::*test_method)( ParamType );
  
      // Constructor
      user_param_tc_method_invoker( shared_ptr<UserTestCase> inst, test_method test_method )
      : m_inst( inst ), m_test_method( test_method ) {}
  
      void operator()( ParamType p ) { ((*m_inst).*m_test_method)( p ); }
  
      // Data members
      shared_ptr<UserTestCase> m_inst;
      test_method              m_test_method;
  };
  
  //____________________________________________________________________________//
  
  } // namespace ut_detail
  
  template<typename ParamType, typename ParamIter>
  inline ut_detail::param_test_case_generator<ParamType,ParamIter>
  make_test_case( callback1<ParamType> const& test_func,
                  const_string   tc_name, 
                  ParamIter      par_begin,
                  ParamIter      par_end )
  {
      return ut_detail::param_test_case_generator<ParamType,ParamIter>( test_func, tc_name, par_begin, par_end );
  }
  
  //____________________________________________________________________________//
  
  template<typename ParamType, typename ParamIter>
  inline ut_detail::param_test_case_generator<
      BOOST_DEDUCED_TYPENAME remove_const<BOOST_DEDUCED_TYPENAME remove_reference<ParamType>::type>::type,ParamIter>
  make_test_case( void (*test_func)( ParamType ),
                  const_string  tc_name, 
                  ParamIter     par_begin,
                  ParamIter     par_end )
  {
      typedef BOOST_DEDUCED_TYPENAME remove_const<BOOST_DEDUCED_TYPENAME remove_reference<ParamType>::type>::type param_value_type;
      return ut_detail::param_test_case_generator<param_value_type,ParamIter>( test_func, tc_name, par_begin, par_end );
  }
  
  //____________________________________________________________________________//
  
  template<typename UserTestCase,typename ParamType, typename ParamIter>
  inline ut_detail::param_test_case_generator<
      BOOST_DEDUCED_TYPENAME remove_const<BOOST_DEDUCED_TYPENAME remove_reference<ParamType>::type>::type,ParamIter>
  make_test_case( void (UserTestCase::*test_method )( ParamType ),
                  const_string                           tc_name,
                  boost::shared_ptr<UserTestCase> const& user_test_case,
                  ParamIter                              par_begin,
                  ParamIter                              par_end )
  {
      typedef BOOST_DEDUCED_TYPENAME remove_const<BOOST_DEDUCED_TYPENAME remove_reference<ParamType>::type>::type param_value_type;
      return ut_detail::param_test_case_generator<param_value_type,ParamIter>( 
                 ut_detail::user_param_tc_method_invoker<UserTestCase,ParamType>( user_test_case, test_method ), 
                 tc_name,
                 par_begin,
                 par_end );
  }
  
  //____________________________________________________________________________//
  
  } // unit_test
  
  } // namespace boost
  
  //____________________________________________________________________________//
  
  #include <boost/test/detail/enable_warnings.hpp>
  
  #endif // BOOST_TEST_PARAMETERIZED_TEST_HPP_021102GER
  
  