ceph/src/boost/libs/functional/factory/test/factory_with_none_t.cpp

   1 /*=============================================================================
   2     Copyright (c) 2007 Tobias Schwinger
   3
   4     Use modification and distribution are subject to the Boost Software
   5     License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
   6     http://www.boost.org/LICENSE_1_0.txt).
   7 ==============================================================================*/
   8
   9 #include <boost/functional/factory.hpp>
  10 #include <boost/core/lightweight_test.hpp>
  11 #include <boost/none_t.hpp>
  12
  13 #include <memory>
  14
  15 class sum
  16 {
  17     int val_sum;
  18   public:
  19     sum(int a, int b) : val_sum(a + b) { }
  20
  21     operator int() const { return this->val_sum; }
  22 };
  23
  24 // Suppress warnings about std::auto_ptr.
  25 #if defined(__clang__)
  26 #pragma clang diagnostic push
  27 #pragma clang diagnostic ignored "-Wdeprecated-declarations"
  28 #endif
  29
  30 int main()
  31 {
  32     int one = 1, two = 2;
  33     {
  34       sum* instance( boost::factory< sum*, boost::none_t >()(one,two) );
  35       BOOST_TEST(*instance == 3);
  36     }
  37 #if !defined(BOOST_NO_AUTO_PTR)
  38     {
  39       std::auto_ptr<sum> instance(
  40               boost::factory< std::auto_ptr<sum>, boost::none_t >()(one,two) );
  41       BOOST_TEST(*instance == 3);
  42     }
  43 #endif
  44 #if !defined(BOOST_NO_CXX11_SMART_PTR)
  45     {
  46       std::unique_ptr<sum> instance(
  47               boost::factory< std::unique_ptr<sum>, boost::none_t >()(one,two) );
  48       BOOST_TEST(*instance == 3);
  49     }
  50 #endif
  51     return boost::report_errors();
  52 }
  53
  54 #if defined(__clang__)
  55 #pragma clang diagnostic pop
  56 #endif