ceph/src/boost/libs/container/test/derived_from_memory_resource.hpp

   1 //////////////////////////////////////////////////////////////////////////////
   2 //
   3 // (C) Copyright Ion Gaztanaga 2015-2015. Distributed under the Boost
   4 // Software License, Version 1.0. (See accompanying file
   5 // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   6 //
   7 // See http://www.boost.org/libs/container for documentation.
   8 //
   9 //////////////////////////////////////////////////////////////////////////////
  10
  11 #ifndef BOOST_CONTAINER_TEST_DERIVED_FROM_MEMORY_RESOURCE_HPP
  12 #define BOOST_CONTAINER_TEST_DERIVED_FROM_MEMORY_RESOURCE_HPP
  13
  14 #include <boost/container/pmr/memory_resource.hpp>
  15
  16 class derived_from_memory_resource
  17    : public boost::container::pmr::memory_resource
  18 {
  19    public:
  20    explicit derived_from_memory_resource(unsigned i = 0u)
  21       : id(i)
  22    {}
  23
  24    virtual ~derived_from_memory_resource() BOOST_OVERRIDE
  25    {  destructor_called = true;  }
  26
  27    virtual void* do_allocate(std::size_t bytes, std::size_t alignment) BOOST_OVERRIDE
  28    {
  29       do_allocate_called = true;
  30       do_allocate_bytes = bytes;
  31       do_allocate_alignment = alignment;
  32       return do_allocate_return;
  33    }
  34
  35    virtual void do_deallocate(void* p, std::size_t bytes, std::size_t alignment) BOOST_OVERRIDE
  36    {
  37       do_deallocate_called = true;
  38       do_deallocate_p = p;
  39       do_deallocate_bytes = bytes;
  40       do_deallocate_alignment = alignment;
  41    }
  42
  43    virtual bool do_is_equal(const boost::container::pmr::memory_resource& other) const BOOST_NOEXCEPT BOOST_OVERRIDE
  44    {
  45       do_is_equal_called = true;
  46       do_is_equal_other = &other;
  47       return static_cast<const derived_from_memory_resource&>(other).id == this->id;
  48    }
  49
  50    void reset()
  51    {
  52       destructor_called = false;
  53
  54       do_allocate_return = 0;
  55       do_allocate_called = false;
  56       do_allocate_bytes = 0u;
  57       do_allocate_alignment = 0u;
  58
  59       do_deallocate_called = false;
  60       do_deallocate_p = 0;
  61       do_deallocate_bytes = 0u;
  62       do_deallocate_alignment = 0u;
  63
  64       do_is_equal_called = false;
  65       do_is_equal_other = 0;
  66    }
  67    //checkers
  68    static bool destructor_called;
  69
  70    unsigned id;
  71    void *do_allocate_return;
  72    mutable bool do_allocate_called;
  73    mutable std::size_t do_allocate_bytes;
  74    mutable std::size_t do_allocate_alignment;
  75
  76    mutable bool do_deallocate_called;
  77    mutable void *do_deallocate_p;
  78    mutable std::size_t do_deallocate_bytes;
  79    mutable std::size_t do_deallocate_alignment;
  80
  81    mutable bool do_is_equal_called;
  82    mutable const boost::container::pmr::memory_resource *do_is_equal_other;
  83 };
  84
  85 bool derived_from_memory_resource::destructor_called = false;
  86
  87 #endif   //#ifndef BOOST_CONTAINER_TEST_DERIVED_FROM_MEMORY_RESOURCE_HPP