ceph/src/boost/boost/test/data/monomorphic/initializer_list.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 monomorphic dataset based on C++11 initializer_list template
  10 // ***************************************************************************
  11
  12 #ifndef BOOST_TEST_DATA_MONOMORPHIC_INITIALIZATION_LIST_HPP_091515GER
  13 #define BOOST_TEST_DATA_MONOMORPHIC_INITIALIZATION_LIST_HPP_091515GER
  14
  15 // Boost.Test
  16 #include <boost/test/data/config.hpp>
  17 #include <boost/test/data/monomorphic/fwd.hpp>
  18
  19 #include <boost/test/detail/suppress_warnings.hpp>
  20
  21 //____________________________________________________________________________//
  22
  23 namespace boost {
  24 namespace unit_test {
  25 namespace data {
  26 namespace monomorphic {
  27
  28 // ************************************************************************** //
  29 // **************                     array                    ************** //
  30 // ************************************************************************** //
  31
  32 /// Dataset view of a C array
  33 template<typename T>
  34 class init_list {
  35 public:
  36     typedef T sample;
  37
  38     enum { arity = 1 };
  39
  40     typedef T const* iterator;
  41
  42     //! Constructor swallows initializer_list
  43     init_list( std::initializer_list<T>&& il )
  44     : m_data( std::forward<std::initializer_list<T>>( il ) )
  45     {}
  46
  47     //! dataset interface
  48     data::size_t    size() const    { return m_data.size(); }
  49     iterator        begin() const   { return m_data.begin(); }
  50
  51 private:
  52     // Data members
  53     std::initializer_list<T> m_data;
  54 };
  55
  56 //____________________________________________________________________________//
  57
  58 //! An array dataset is a dataset
  59 template<typename T>
  60 struct is_dataset<init_list<T>> : mpl::true_ {};
  61
  62 } // namespace monomorphic
  63
  64 //____________________________________________________________________________//
  65
  66 //! @overload boost::unit_test::data::make()
  67 template<typename T>
  68 inline monomorphic::init_list<T>
  69 make( std::initializer_list<T>&& il )
  70 {
  71     return monomorphic::init_list<T>( std::forward<std::initializer_list<T>>( il ) );
  72 }
  73
  74 } // namespace data
  75 } // namespace unit_test
  76 } // namespace boost
  77
  78 #include <boost/test/detail/enable_warnings.hpp>
  79
  80 #endif // BOOST_TEST_DATA_MONOMORPHIC_INITIALIZATION_LIST_HPP_091515GER
  81