ceph/src/boost/boost/test/parameterized_test.hpp

   1 //  (C) Copyright Gennadiy Rozental 2001.
   2 //  Distributed under the Boost Software License, Version 1.0.
   3 //  (See accompanying file LICENSE_1_0.txt or copy at
   4 //  http://www.boost.org/LICENSE_1_0.txt)
   5
   6 //  See http://www.boost.org/libs/test for the library home page.
   7 //
   8 //!@file
   9 //!@brief generators and helper macros for parameterized tests
  10 // ***************************************************************************
  11
  12 #ifndef BOOST_TEST_PARAMETERIZED_TEST_HPP_021102GER
  13 #define BOOST_TEST_PARAMETERIZED_TEST_HPP_021102GER
  14
  15 // Boost.Test
  16 #include <boost/test/unit_test_suite.hpp>
  17
  18 // Boost
  19 #include <boost/type_traits/remove_reference.hpp>
  20 #include <boost/type_traits/remove_const.hpp>
  21
  22 #include <boost/bind.hpp>
  23 #include <boost/function/function1.hpp>
  24
  25 #include <boost/test/detail/suppress_warnings.hpp>
  26
  27 //____________________________________________________________________________//
  28
  29 #define BOOST_PARAM_TEST_CASE( function, begin, end )                      \
  30 boost::unit_test::make_test_case( function,                                \
  31                                   BOOST_TEST_STRINGIZE( function ),        \
  32                                   __FILE__, __LINE__,                      \
  33                                   (begin), (end) )                         \
  34 /**/
  35
  36 #define BOOST_PARAM_CLASS_TEST_CASE( function, tc_instance, begin, end )   \
  37 boost::unit_test::make_test_case( function,                                \
  38                                   BOOST_TEST_STRINGIZE( function ),        \
  39                                   __FILE__, __LINE__,                      \
  40                                   (tc_instance),                           \
  41                                   (begin), (end) )                         \
  42 /**/
  43
  44 namespace boost {
  45 namespace unit_test {
  46
  47 namespace ut_detail {
  48
  49 // ************************************************************************** //
  50 // **************           param_test_case_generator          ************** //
  51 // ************************************************************************** //
  52
  53 template<typename ParamType, typename ParamIter>
  54 class param_test_case_generator : public test_unit_generator {
  55 public:
  56     param_test_case_generator( boost::function<void (ParamType)> const& test_func,
  57                                const_string                             tc_name,
  58                                const_string                             tc_file,
  59                                std::size_t                              tc_line,
  60                                ParamIter                                par_begin,
  61                                ParamIter                                par_end )
  62     : m_test_func( test_func )
  63     , m_tc_name( ut_detail::normalize_test_case_name( tc_name ) )
  64     , m_tc_file( tc_file )
  65     , m_tc_line( tc_line )
  66     , m_par_begin( par_begin )
  67     , m_par_end( par_end )
  68     {}
  69
  70     virtual test_unit* next() const
  71     {
  72         if( m_par_begin == m_par_end )
  73             return (test_unit*)0;
  74
  75         test_unit* res = new test_case( m_tc_name, m_tc_file, m_tc_line, boost::bind( m_test_func, *m_par_begin ) );
  76
  77         ++m_par_begin;
  78
  79         return res;
  80     }
  81
  82 private:
  83     // Data members
  84     boost::function<void (ParamType)>    m_test_func;
  85     std::string             m_tc_name;
  86     const_string            m_tc_file;
  87     std::size_t             m_tc_line;
  88     mutable ParamIter       m_par_begin;
  89     ParamIter               m_par_end;
  90 };
  91
  92 //____________________________________________________________________________//
  93
  94 template<typename UserTestCase,typename ParamType>
  95 struct user_param_tc_method_invoker {
  96     typedef void (UserTestCase::*test_method)( ParamType );
  97
  98     // Constructor
  99     user_param_tc_method_invoker( shared_ptr<UserTestCase> inst, test_method test_method )
 100     : m_inst( inst ), m_test_method( test_method ) {}
 101
 102     void operator()( ParamType p ) { ((*m_inst).*m_test_method)( p ); }
 103
 104     // Data members
 105     shared_ptr<UserTestCase> m_inst;
 106     test_method              m_test_method;
 107 };
 108
 109 //____________________________________________________________________________//
 110
 111 } // namespace ut_detail
 112
 113 template<typename ParamType, typename ParamIter>
 114 inline ut_detail::param_test_case_generator<ParamType,ParamIter>
 115 make_test_case( boost::function<void (ParamType)> const& test_func,
 116                 const_string                             tc_name,
 117                 const_string                             tc_file,
 118                 std::size_t                              tc_line,
 119                 ParamIter                                par_begin,
 120                 ParamIter                                par_end )
 121 {
 122     return ut_detail::param_test_case_generator<ParamType,ParamIter>( test_func, tc_name, tc_file, tc_line, par_begin, par_end );
 123 }
 124
 125 //____________________________________________________________________________//
 126
 127 template<typename ParamType, typename ParamIter>
 128 inline ut_detail::param_test_case_generator<
 129     BOOST_DEDUCED_TYPENAME remove_const<BOOST_DEDUCED_TYPENAME remove_reference<ParamType>::type>::type,ParamIter>
 130 make_test_case( void (*test_func)( ParamType ),
 131                 const_string  tc_name,
 132                 const_string  tc_file,
 133                 std::size_t   tc_line,
 134                 ParamIter     par_begin,
 135                 ParamIter     par_end )
 136 {
 137     typedef BOOST_DEDUCED_TYPENAME remove_const<BOOST_DEDUCED_TYPENAME remove_reference<ParamType>::type>::type param_value_type;
 138     return ut_detail::param_test_case_generator<param_value_type,ParamIter>( test_func, tc_name, tc_file, tc_line, par_begin, par_end );
 139 }
 140
 141 //____________________________________________________________________________//
 142
 143 template<typename UserTestCase,typename ParamType, typename ParamIter>
 144 inline ut_detail::param_test_case_generator<
 145     BOOST_DEDUCED_TYPENAME remove_const<BOOST_DEDUCED_TYPENAME remove_reference<ParamType>::type>::type,ParamIter>
 146 make_test_case( void (UserTestCase::*test_method )( ParamType ),
 147                 const_string                           tc_name,
 148                 const_string                           tc_file,
 149                 std::size_t                            tc_line,
 150                 boost::shared_ptr<UserTestCase> const& user_test_case,
 151                 ParamIter                              par_begin,
 152                 ParamIter                              par_end )
 153 {
 154     typedef BOOST_DEDUCED_TYPENAME remove_const<BOOST_DEDUCED_TYPENAME remove_reference<ParamType>::type>::type param_value_type;
 155     return ut_detail::param_test_case_generator<param_value_type,ParamIter>(
 156                ut_detail::user_param_tc_method_invoker<UserTestCase,ParamType>( user_test_case, test_method ),
 157                tc_name,
 158                tc_file,
 159                tc_line,
 160                par_begin,
 161                par_end );
 162 }
 163
 164 //____________________________________________________________________________//
 165
 166 } // unit_test
 167 } // namespace boost
 168
 169 #include <boost/test/detail/enable_warnings.hpp>
 170
 171 #endif // BOOST_TEST_PARAMETERIZED_TEST_HPP_021102GER
 172