ceph/src/boost/libs/core/test/swap/specialized_in_std.cpp

   1 // Copyright (c) 2007 Joseph Gauterin
   2 //
   3 // Distributed under the Boost Software License, Version 1.0.
   4 // (See accompanying file LICENSE_1_0.txt or copy at
   5 // http://www.boost.org/LICENSE_1_0.txt)
   6
   7 #include <boost/utility/swap.hpp>
   8 #include <boost/core/lightweight_test.hpp>
   9 #define BOOST_CHECK BOOST_TEST
  10 #define BOOST_CHECK_EQUAL BOOST_TEST_EQ
  11
  12 //Put test class in the global namespace
  13 #include "./swap_test_class.hpp"
  14
  15
  16 //Provide swap function in namespace std
  17 namespace std
  18 {
  19   template <>
  20   void swap(swap_test_class& left, swap_test_class& right)
  21   {
  22     left.swap(right);
  23   }
  24 }
  25
  26 int main()
  27 {
  28   const swap_test_class initial_value1(1);
  29   const swap_test_class initial_value2(2);
  30
  31   swap_test_class object1 = initial_value1;
  32   swap_test_class object2 = initial_value2;
  33
  34   swap_test_class::reset();
  35   boost::swap(object1,object2);
  36
  37   BOOST_CHECK(object1 == initial_value2);
  38   BOOST_CHECK(object2 == initial_value1);
  39
  40   BOOST_CHECK_EQUAL(swap_test_class::swap_count(),1);
  41   BOOST_CHECK_EQUAL(swap_test_class::copy_count(),0);
  42
  43   return boost::report_errors();
  44 }
  45