ceph/src/boost/libs/test/include/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        : $RCSfile$
   9 //
  10 //  Version     : $Revision: -1 $
  11 //
  12 //  Description : defines template_test_case_gen
  13 // ***************************************************************************
  14
  15 #ifndef BOOST_TEST_TREE_TEST_CASE_TEMPLATE_HPP_091911GER
  16 #define BOOST_TEST_TREE_TEST_CASE_TEMPLATE_HPP_091911GER
  17
  18 // Boost.Test
  19 #include <boost/test/detail/config.hpp>
  20 #include <boost/test/detail/global_typedef.hpp>
  21 #include <boost/test/detail/fwd_decl.hpp>
  22 #include <boost/test/detail/workaround.hpp>
  23
  24 #include <boost/test/utils/class_properties.hpp>
  25
  26 #include <boost/test/tree/observer.hpp>
  27
  28
  29 // Boost
  30 #include <boost/shared_ptr.hpp>
  31 #include <boost/mpl/for_each.hpp>
  32 #include <boost/mpl/identity.hpp>
  33 #include <boost/type.hpp>
  34 #include <boost/type_traits/is_const.hpp>
  35 #include <boost/function/function0.hpp>
  36
  37 #ifndef BOOST_NO_RTTI
  38 #include <typeinfo> // for typeid
  39 #else
  40 #include <boost/current_function.hpp>
  41 #endif
  42
  43 // STL
  44 #include <string>   // for std::string
  45 #include <list>     // for std::list
  46
  47 #include <boost/test/detail/suppress_warnings.hpp>
  48
  49
  50 //____________________________________________________________________________//
  51
  52 namespace boost {
  53 namespace unit_test {
  54 namespace ut_detail {
  55
  56 // ************************************************************************** //
  57 // **************          test_case_template_invoker          ************** //
  58 // ************************************************************************** //
  59
  60 template<typename TestCaseTemplate,typename TestType>
  61 class test_case_template_invoker {
  62 public:
  63     void    operator()()    { TestCaseTemplate::run( (boost::type<TestType>*)0 ); }
  64 };
  65
  66 // ************************************************************************** //
  67 // **************           generate_test_case_4_type          ************** //
  68 // ************************************************************************** //
  69
  70 template<typename Generator,typename TestCaseTemplate>
  71 struct generate_test_case_4_type {
  72     explicit    generate_test_case_4_type( const_string tc_name, const_string tc_file, std::size_t tc_line, Generator& G )
  73     : m_test_case_name( tc_name )
  74     , m_test_case_file( tc_file )
  75     , m_test_case_line( tc_line )
  76     , m_holder( G )
  77     {}
  78
  79     template<typename TestType>
  80     void        operator()( mpl::identity<TestType> )
  81     {
  82         std::string full_name;
  83         assign_op( full_name, m_test_case_name, 0 );
  84         full_name += '<';
  85 #ifndef BOOST_NO_RTTI
  86          full_name += typeid(TestType).name();
  87 #else
  88         full_name += BOOST_CURRENT_FUNCTION;
  89 #endif
  90         if( boost::is_const<TestType>::value )
  91             full_name += "_const";
  92         full_name += '>';
  93
  94         m_holder.m_test_cases.push_back( new test_case( ut_detail::normalize_test_case_name( full_name ),
  95                                                         m_test_case_file,
  96                                                         m_test_case_line,
  97                                                         test_case_template_invoker<TestCaseTemplate,TestType>() ) );
  98     }
  99
 100 private:
 101     // Data members
 102     const_string    m_test_case_name;
 103     const_string    m_test_case_file;
 104     std::size_t     m_test_case_line;
 105     Generator&      m_holder;
 106 };
 107
 108 // ************************************************************************** //
 109 // **************              test_case_template              ************** //
 110 // ************************************************************************** //
 111
 112 template<typename TestCaseTemplate,typename TestTypesList>
 113 class template_test_case_gen : public test_unit_generator {
 114 public:
 115     // Constructor
 116     template_test_case_gen( const_string tc_name, const_string tc_file, std::size_t tc_line )
 117     {
 118         typedef generate_test_case_4_type<template_test_case_gen<TestCaseTemplate,TestTypesList>,TestCaseTemplate> single_test_gen;
 119
 120         mpl::for_each<TestTypesList,mpl::make_identity<mpl::_> >( single_test_gen( tc_name, tc_file, tc_line, *this ) );
 121     }
 122
 123     virtual test_unit* next() const
 124     {
 125         if( m_test_cases.empty() )
 126             return 0;
 127
 128         test_unit* res = m_test_cases.front();
 129         m_test_cases.pop_front();
 130
 131         return res;
 132     }
 133
 134     // Data members
 135     mutable std::list<test_unit*> m_test_cases;
 136 };
 137
 138 } // namespace ut_detail
 139 } // unit_test
 140 } // namespace boost
 141
 142 #include <boost/test/detail/enable_warnings.hpp>
 143
 144 #endif // BOOST_TEST_TREE_TEST_CASE_TEMPLATE_HPP_091911GER