ceph/src/boost/libs/interprocess/test/memory_algorithm_test.cpp

   1 //////////////////////////////////////////////////////////////////////////////
   2 //
   3 // (C) Copyright Ion Gaztanaga 2006-2012. 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/interprocess for documentation.
   8 //
   9 //////////////////////////////////////////////////////////////////////////////
  10
  11 #include <boost/interprocess/detail/config_begin.hpp>
  12 #include <boost/interprocess/managed_shared_memory.hpp>
  13 #include <boost/interprocess/mem_algo/simple_seq_fit.hpp>
  14 #include <boost/interprocess/mem_algo/rbtree_best_fit.hpp>
  15 #include <boost/interprocess/indexes/null_index.hpp>
  16 #include <boost/interprocess/sync/mutex_family.hpp>
  17 #include <boost/interprocess/detail/type_traits.hpp>
  18 #include <boost/move/detail/type_traits.hpp> //make_unsigned, alignment_of
  19 #include "memory_algorithm_test_template.hpp"
  20 #include <iostream>
  21 #include <string>
  22 #include "get_process_id_name.hpp"
  23
  24 using namespace boost::interprocess;
  25
  26 const int Memsize = 16384;
  27 const char *const shMemName = test::get_process_id_name();
  28
  29 int test_simple_seq_fit()
  30 {
  31    //A shared memory with simple sequential fit algorithm
  32    typedef basic_managed_shared_memory
  33       <char
  34       ,simple_seq_fit<mutex_family>
  35       ,null_index
  36       > my_managed_shared_memory;
  37
  38    //Create shared memory
  39    shared_memory_object::remove(shMemName);
  40    my_managed_shared_memory segment(create_only, shMemName, Memsize);
  41
  42    //Now take the segment manager and launch memory test
  43    if(!test::test_all_allocation(*segment.get_segment_manager())){
  44       return 1;
  45    }
  46    return 0;
  47 }
  48
  49 template<std::size_t Alignment>
  50 int test_rbtree_best_fit()
  51 {
  52    //A shared memory with red-black tree best fit algorithm
  53    typedef basic_managed_shared_memory
  54       <char
  55       ,rbtree_best_fit<mutex_family, offset_ptr<void>, Alignment>
  56       ,null_index
  57       > my_managed_shared_memory;
  58
  59    //Create shared memory
  60    shared_memory_object::remove(shMemName);
  61    my_managed_shared_memory segment(create_only, shMemName, Memsize);
  62
  63    //Now take the segment manager and launch memory test
  64    if(!test::test_all_allocation(*segment.get_segment_manager())){
  65       return 1;
  66    }
  67    return 0;
  68 }
  69
  70 int main ()
  71 {
  72    const std::size_t void_ptr_align = ::boost::container::dtl::alignment_of<offset_ptr<void> >::value;
  73
  74    if(test_simple_seq_fit()){
  75       return 1;
  76    }
  77    if(test_rbtree_best_fit<void_ptr_align>()){
  78       return 1;
  79    }
  80    if(test_rbtree_best_fit<2*void_ptr_align>()){
  81       return 1;
  82    }
  83    if(test_rbtree_best_fit<4*void_ptr_align>()){
  84       return 1;
  85    }
  86
  87    shared_memory_object::remove(shMemName);
  88    return 0;
  89 }
  90
  91 #include <boost/interprocess/detail/config_end.hpp>