ceph/src/boost/boost/test/tree/test_case_template.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 /// Defines template_test_case_gen
  10 // ***************************************************************************
  11
  12 #ifndef BOOST_TEST_TREE_TEST_CASE_TEMPLATE_HPP_091911GER
  13 #define BOOST_TEST_TREE_TEST_CASE_TEMPLATE_HPP_091911GER
  14
  15 // Boost.Test
  16 #include <boost/test/detail/config.hpp>
  17 #include <boost/test/detail/global_typedef.hpp>
  18 #include <boost/test/detail/fwd_decl.hpp>
  19 #include <boost/test/detail/workaround.hpp>
  20
  21 #include <boost/test/utils/class_properties.hpp>
  22
  23 #include <boost/test/tree/observer.hpp>
  24
  25
  26 // Boost
  27 #include <boost/shared_ptr.hpp>
  28 #include <boost/mpl/for_each.hpp>
  29 #include <boost/mpl/identity.hpp>
  30 #include <boost/type.hpp>
  31 #include <boost/type_traits/is_const.hpp>
  32 #include <boost/function/function0.hpp>
  33
  34 #if defined(BOOST_NO_TYPEID) || defined(BOOST_NO_RTTI)
  35 #  include <boost/current_function.hpp>
  36 #else
  37 #  include <boost/core/demangle.hpp>
  38 #endif
  39
  40 // STL
  41 #include <string>   // for std::string
  42 #include <list>     // for std::list
  43
  44 #include <boost/test/detail/suppress_warnings.hpp>
  45
  46
  47 //____________________________________________________________________________//
  48
  49 namespace boost {
  50 namespace unit_test {
  51 namespace ut_detail {
  52
  53 // ************************************************************************** //
  54 // **************          test_case_template_invoker          ************** //
  55 // ************************************************************************** //
  56
  57 template<typename TestCaseTemplate,typename TestType>
  58 class test_case_template_invoker {
  59 public:
  60     void    operator()()    { TestCaseTemplate::run( (boost::type<TestType>*)0 ); }
  61 };
  62
  63 // ************************************************************************** //
  64 // **************           generate_test_case_4_type          ************** //
  65 // ************************************************************************** //
  66
  67 template<typename Generator,typename TestCaseTemplate>
  68 struct generate_test_case_4_type {
  69     explicit    generate_test_case_4_type( const_string tc_name, const_string tc_file, std::size_t tc_line, Generator& G )
  70     : m_test_case_name( tc_name )
  71     , m_test_case_file( tc_file )
  72     , m_test_case_line( tc_line )
  73     , m_holder( G )
  74     {}
  75
  76     template<typename TestType>
  77     void        operator()( mpl::identity<TestType> )
  78     {
  79         std::string full_name;
  80         assign_op( full_name, m_test_case_name, 0 );
  81         full_name += '<';
  82 #if !defined(BOOST_NO_TYPEID) && !defined(BOOST_NO_RTTI)
  83         full_name += boost::core::demangle(typeid(TestType).name()); // same as execution_monitor.ipp
  84 #else
  85         full_name += BOOST_CURRENT_FUNCTION;
  86 #endif
  87         if( boost::is_const<TestType>::value )
  88             full_name += "_const";
  89         full_name += '>';
  90
  91         m_holder.m_test_cases.push_back( new test_case( ut_detail::normalize_test_case_name( full_name ),
  92                                                         m_test_case_file,
  93                                                         m_test_case_line,
  94                                                         test_case_template_invoker<TestCaseTemplate,TestType>() ) );
  95     }
  96
  97 private:
  98     // Data members
  99     const_string    m_test_case_name;
 100     const_string    m_test_case_file;
 101     std::size_t     m_test_case_line;
 102     Generator&      m_holder;
 103 };
 104
 105 // ************************************************************************** //
 106 // **************              test_case_template              ************** //
 107 // ************************************************************************** //
 108
 109 template<typename TestCaseTemplate,typename TestTypesList>
 110 class template_test_case_gen : public test_unit_generator {
 111 public:
 112     // Constructor
 113     template_test_case_gen( const_string tc_name, const_string tc_file, std::size_t tc_line )
 114     {
 115         typedef generate_test_case_4_type<template_test_case_gen<TestCaseTemplate,TestTypesList>,TestCaseTemplate> single_test_gen;
 116
 117         mpl::for_each<TestTypesList,mpl::make_identity<mpl::_> >( single_test_gen( tc_name, tc_file, tc_line, *this ) );
 118     }
 119
 120     virtual test_unit* next() const
 121     {
 122         if( m_test_cases.empty() )
 123             return 0;
 124
 125         test_unit* res = m_test_cases.front();
 126         m_test_cases.pop_front();
 127
 128         return res;
 129     }
 130
 131     // Data members
 132     mutable std::list<test_unit*> m_test_cases;
 133 };
 134
 135 } // namespace ut_detail
 136 } // unit_test
 137 } // namespace boost
 138
 139 #include <boost/test/detail/enable_warnings.hpp>
 140
 141 #endif // BOOST_TEST_TREE_TEST_CASE_TEMPLATE_HPP_091911GER