projects / ceph.git / blame
| Commit | Line | Data |
|---|---|---|
| 7c673cae FG |
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 | ||
| 17 | // class promise<R> | |
| 18 | ||
| 19 | // void promise<R&>::set_value(R& r); | |
| 20 | ||
| 21 | #define BOOST_THREAD_VERSION 3 | |
| 22 | ||
| 23 | #include <boost/thread/future.hpp> | |
| 24 | #include <boost/detail/lightweight_test.hpp> | |
| 25 | #include <boost/static_assert.hpp> | |
| 26 | ||
| 27 | int main() | |
| 28 | { | |
| 29 | ||
| 30 | { | |
| 31 | typedef int& T; | |
| 32 | int i = 3; | |
| 33 | boost::promise<T> p; | |
| 34 | boost::future<T> f = p.get_future(); | |
| 35 | p.set_value(i); | |
| 36 | int& j = f.get(); | |
| 37 | BOOST_TEST(j == 3); | |
| 38 | ++i; | |
| 39 | BOOST_TEST(j == 4); | |
| 40 | try | |
| 41 | { | |
| 42 | p.set_value(i); | |
| 43 | BOOST_TEST(false); | |
| 44 | } | |
| 45 | catch (const boost::future_error& e) | |
| 46 | { | |
| 47 | BOOST_TEST(e.code() == boost::system::make_error_code(boost::future_errc::promise_already_satisfied)); | |
| 48 | } | |
| 49 | catch (...) | |
| 50 | { | |
| 51 | BOOST_TEST(false); | |
| 52 | } | |
| 53 | } | |
| b32b8144 FG |
54 | { |
| 55 | typedef int& T; | |
| 56 | int i = 3; | |
| 57 | boost::promise<T> p; | |
| 58 | boost::future<T> f = p.get_future(); | |
| 59 | p.set_value(i); | |
| 60 | int& j = f.get(); | |
| 61 | BOOST_TEST(j == 3); | |
| 62 | ++i; | |
| 63 | BOOST_TEST(j == 4); | |
| 64 | try | |
| 65 | { | |
| 66 | p.set_value_deferred(i); | |
| 67 | BOOST_TEST(false); | |
| 68 | } | |
| 69 | catch (const boost::future_error& e) | |
| 70 | { | |
| 71 | BOOST_TEST(e.code() == boost::system::make_error_code(boost::future_errc::promise_already_satisfied)); | |
| 72 | } | |
| 73 | catch (...) | |
| 74 | { | |
| 75 | BOOST_TEST(false); | |
| 76 | } | |
| 77 | } | |
| 78 | { | |
| 79 | typedef int& T; | |
| 80 | int i = 3; | |
| 81 | boost::promise<T> p; | |
| 82 | boost::future<T> f = p.get_future(); | |
| 83 | p.set_value_deferred(i); | |
| 84 | BOOST_TEST(!f.is_ready()); | |
| 85 | p.notify_deferred(); | |
| 86 | int& j = f.get(); | |
| 87 | BOOST_TEST(j == 3); | |
| 88 | ++i; | |
| 89 | BOOST_TEST(j == 4); | |
| 90 | try | |
| 91 | { | |
| 92 | p.set_value_deferred(i); | |
| 93 | BOOST_TEST(false); | |
| 94 | } | |
| 95 | catch (const boost::future_error& e) | |
| 96 | { | |
| 97 | BOOST_TEST(e.code() == boost::system::make_error_code(boost::future_errc::promise_already_satisfied)); | |
| 98 | } | |
| 99 | catch (...) | |
| 100 | { | |
| 101 | BOOST_TEST(false); | |
| 102 | } | |
| 103 | } | |
| 104 | { | |
| 105 | typedef int& T; | |
| 106 | int i = 3; | |
| 107 | boost::promise<T> p; | |
| 108 | boost::future<T> f = p.get_future(); | |
| 109 | p.set_value_deferred(i); | |
| 110 | BOOST_TEST(!f.is_ready()); | |
| 111 | p.notify_deferred(); | |
| 112 | int& j = f.get(); | |
| 113 | BOOST_TEST(j == 3); | |
| 114 | ++i; | |
| 115 | BOOST_TEST(j == 4); | |
| 116 | try | |
| 117 | { | |
| 118 | p.set_value(i); | |
| 119 | BOOST_TEST(false); | |
| 120 | } | |
| 121 | catch (const boost::future_error& e) | |
| 122 | { | |
| 123 | BOOST_TEST(e.code() == boost::system::make_error_code(boost::future_errc::promise_already_satisfied)); | |
| 124 | } | |
| 125 | catch (...) | |
| 126 | { | |
| 127 | BOOST_TEST(false); | |
| 128 | } | |
| 129 | } | |
| 7c673cae FG |
130 | return boost::report_errors(); |
| 131 | } | |
| 132 |