ceph/src/boost/libs/thread/test/sync/futures/shared_future/copy_ctor_pass.cpp

   1 //===----------------------------------------------------------------------===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is dual licensed under the MIT and the University of Illinois Open
   6 // Source Licenses. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9
  10 // Copyright (C) 2011 Vicente J. Botet Escriba
  11 //
  12 //  Distributed under the Boost Software License, Version 1.0. (See accompanying
  13 //  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  14
  15 // <boost/thread/future.hpp>
  16 // class shared_future<R>
  17
  18 // shared_future(const future&);
  19
  20
  21 #define BOOST_THREAD_VERSION 3
  22 #include <boost/thread/future.hpp>
  23 #include <boost/detail/lightweight_test.hpp>
  24
  25 int main()
  26 {
  27   {
  28     typedef int T;
  29     boost::promise<T> p;
  30     boost::shared_future<T> f0((p.get_future()));
  31     boost::shared_future<T> f = f0;
  32     BOOST_TEST(f0.valid());
  33     BOOST_TEST(f.valid());
  34   }
  35   {
  36     typedef int T;
  37     boost::shared_future < T > f0;
  38     boost::shared_future<T> f = f0;
  39     BOOST_TEST(!f0.valid());
  40     BOOST_TEST(!f.valid());
  41   }
  42   {
  43     typedef int& T;
  44     boost::promise<T> p;
  45     boost::shared_future<T> f0((p.get_future()));
  46     boost::shared_future<T> f = f0;
  47     BOOST_TEST(f0.valid());
  48     BOOST_TEST(f.valid());
  49   }
  50   {
  51     typedef int& T;
  52     boost::shared_future < T > f0;
  53     boost::shared_future<T> f = boost::move(f0);
  54     BOOST_TEST(!f0.valid());
  55     BOOST_TEST(!f.valid());
  56   }
  57   {
  58     typedef void T;
  59     boost::promise<T> p;
  60     boost::shared_future<T> f0((p.get_future()));
  61     boost::shared_future<T> f = f0;
  62     BOOST_TEST(f0.valid());
  63     BOOST_TEST(f.valid());
  64   }
  65   {
  66     typedef void T;
  67     boost::shared_future < T > f0;
  68     boost::shared_future<T> f = f0;
  69     BOOST_TEST(!f0.valid());
  70     BOOST_TEST(!f.valid());
  71   }
  72
  73   return boost::report_errors();
  74 }
  75
  76 //#include "../../../remove_error_code_unused_warning.hpp"
  77