ceph/src/boost/libs/beast/test/beast/core/handler_ptr.cpp

   1 //
   2 // Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
   3 //
   4 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   5 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   6 //
   7 // Official repository: https://github.com/boostorg/beast
   8 //
   9
  10 // Test that header file is self-contained.
  11 #include <boost/beast/core/handler_ptr.hpp>
  12
  13 #include <boost/beast/unit_test/suite.hpp>
  14 #include <exception>
  15 #include <utility>
  16
  17 namespace boost {
  18 namespace beast {
  19
  20 class handler_ptr_test : public beast::unit_test::suite
  21 {
  22 public:
  23     struct handler
  24     {
  25         handler() = default;
  26         handler(handler const&) = default;
  27
  28         void
  29         operator()(bool& b) const
  30         {
  31             b = true;
  32         }
  33     };
  34
  35     struct T
  36     {
  37         T(handler&)
  38         {
  39         }
  40
  41         ~T()
  42         {
  43         }
  44     };
  45
  46     struct U
  47     {
  48         U(handler&)
  49         {
  50             throw std::exception{};
  51         }
  52     };
  53
  54     void
  55     run() override
  56     {
  57         handler h;
  58         handler_ptr<T, handler> p1{h};
  59         handler_ptr<T, handler> p2{p1};
  60         try
  61         {
  62             handler_ptr<U, handler> p3{h};
  63             fail();
  64         }
  65         catch(std::exception const&)
  66         {
  67             pass();
  68         }
  69         catch(...)
  70         {
  71             fail();
  72         }
  73         handler_ptr<T, handler> p4{std::move(h)};
  74         bool b = false;
  75         p4.invoke(std::ref(b));
  76         BEAST_EXPECT(b);
  77     }
  78 };
  79
  80 BEAST_DEFINE_TESTSUITE(beast,core,handler_ptr);
  81
  82 } // beast
  83 } // boost