ceph/src/boost/libs/unordered/test/helpers/strong.hpp

   1
   2 // Copyright 2005-2009 Daniel James.
   3 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   4 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   5
   6 #if !defined(BOOST_UNORDERED_TEST_HELPERS_STRONG_HEADER)
   7 #define BOOST_UNORDERED_TEST_HELPERS_STRONG_HEADER
   8
   9 #include "./equivalent.hpp"
  10 #include "./exception_test.hpp"
  11 #include "./list.hpp"
  12 #include <boost/config.hpp>
  13 #include <iterator>
  14
  15 namespace test {
  16   template <class X> class strong
  17   {
  18     typedef test::list<BOOST_DEDUCED_TYPENAME X::value_type> values_type;
  19     values_type values_;
  20     unsigned int allocations_;
  21
  22   public:
  23     void store(X const& x, unsigned int allocations = 0)
  24     {
  25       DISABLE_EXCEPTIONS;
  26       values_.clear();
  27       values_.insert(x.cbegin(), x.cend());
  28       allocations_ = allocations;
  29     }
  30
  31     void test(X const& x, unsigned int allocations = 0) const
  32     {
  33       if (!(x.size() == values_.size() && test::equal(x.cbegin(), x.cend(),
  34                                             values_.begin(), test::equivalent)))
  35         BOOST_ERROR("Strong exception safety failure.");
  36       if (allocations != allocations_)
  37         BOOST_ERROR("Strong exception failure: extra allocations.");
  38     }
  39   };
  40 }
  41
  42 #endif