| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is dual licensed under the MIT and the University of Illinois Open |
| // Source Licenses. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // Copyright (C) 2011 Vicente J. Botet Escriba |
| // |
| // Distributed under the Boost Software License, Version 1.0. (See accompanying |
| // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| |
| // <boost/thread/future.hpp> |
| |
| // class packaged_task<R> |
| |
| // template <class F, class Allocator> |
| // explicit packaged_task(allocator_arg_t, const Allocator& a, F&& f); |
| |
| |
| #define BOOST_THREAD_VERSION 4 |
| #if BOOST_THREAD_VERSION == 4 |
| #define BOOST_THREAD_DETAIL_SIGNATURE double() |
| #else |
| #define BOOST_THREAD_DETAIL_SIGNATURE double |
| #endif |
| |
| #include <boost/thread/detail/config.hpp> |
| #include <boost/thread/future.hpp> |
| #include <boost/detail/lightweight_test.hpp> |
| |
| |
| #if defined BOOST_THREAD_PROVIDES_FUTURE_CTOR_ALLOCATORS |
| #include "../test_allocator.hpp" |
| |
| double fct() |
| { |
| return 5.0; |
| } |
| long lfct() |
| { |
| return 5; |
| } |
| |
| class A |
| { |
| long data_; |
| |
| public: |
| BOOST_THREAD_COPYABLE_AND_MOVABLE(A) |
| static int n_moves; |
| static int n_copies; |
| static int n_instances; |
| static int n_destroy; |
| |
| explicit A(long i) : data_(i) |
| { |
| ++n_instances; |
| } |
| A(BOOST_THREAD_RV_REF(A) a) : data_(BOOST_THREAD_RV(a).data_) |
| { |
| ++n_instances; |
| ++n_moves; BOOST_THREAD_RV(a).data_ = -1; |
| } |
| A& operator=(BOOST_THREAD_RV_REF(A) a) |
| { |
| data_ = BOOST_THREAD_RV(a).data_; |
| BOOST_THREAD_RV(a).data_ = -1; |
| ++n_moves; |
| return *this; |
| } |
| A(const A& a) : data_(a.data_) |
| { |
| ++n_instances; |
| ++n_copies; |
| } |
| A& operator=(BOOST_THREAD_COPY_ASSIGN_REF(A) a) |
| { |
| data_ = a.data_; |
| ++n_copies; |
| return *this; |
| } |
| ~A() |
| { |
| --n_instances; |
| ++n_destroy; |
| } |
| |
| long operator()() const |
| { return data_;} |
| long operator()(long i, long j) const |
| { return data_ + i + j;} |
| }; |
| |
| int A::n_moves = 0; |
| int A::n_copies = 0; |
| int A::n_instances = 0; |
| int A::n_destroy = 0; |
| |
| int main() |
| { |
| { |
| boost::packaged_task<BOOST_THREAD_DETAIL_SIGNATURE> p(boost::allocator_arg, |
| test_allocator<A>(), BOOST_THREAD_MAKE_RV_REF(A(5))); |
| BOOST_TEST(test_alloc_base::count > 0); |
| BOOST_TEST(p.valid()); |
| boost::future<double> f = BOOST_THREAD_MAKE_RV_REF(p.get_future()); |
| //p(3, 'a'); |
| p(); |
| BOOST_TEST(f.get() == 5.0); |
| } |
| BOOST_TEST(A::n_copies == 0); |
| BOOST_TEST(A::n_moves > 0); |
| BOOST_TEST(A::n_instances == 0); |
| BOOST_TEST(A::n_destroy > 0); |
| BOOST_TEST(test_alloc_base::count == 0); |
| A::n_copies = 0; |
| A::n_moves = 0; |
| { |
| A a(5); |
| boost::packaged_task<BOOST_THREAD_DETAIL_SIGNATURE> p(boost::allocator_arg, |
| test_allocator<A>(), a); |
| BOOST_TEST(test_alloc_base::count > 0); |
| BOOST_TEST(p.valid()); |
| boost::future<double> f = BOOST_THREAD_MAKE_RV_REF(p.get_future()); |
| //p(3, 'a'); |
| p(); |
| BOOST_TEST(f.get() == 5.0); |
| } |
| //BOOST_TEST(A::n_copies > 0); |
| //BOOST_TEST(A::n_moves > 0); |
| BOOST_TEST(test_alloc_base::count == 0); |
| A::n_copies = 0; |
| A::n_moves = 0; |
| { |
| const A a(5); |
| boost::packaged_task<BOOST_THREAD_DETAIL_SIGNATURE> p(boost::allocator_arg, |
| test_allocator<A>(), a); |
| BOOST_TEST(test_alloc_base::count > 0); |
| BOOST_TEST(p.valid()); |
| boost::future<double> f = BOOST_THREAD_MAKE_RV_REF(p.get_future()); |
| //p(3, 'a'); |
| p(); |
| BOOST_TEST(f.get() == 5.0); |
| } |
| //BOOST_TEST(A::n_copies > 0); |
| //BOOST_TEST(A::n_moves > 0); |
| BOOST_TEST(test_alloc_base::count == 0); |
| { |
| boost::packaged_task<BOOST_THREAD_DETAIL_SIGNATURE> p(boost::allocator_arg, |
| test_allocator<A>(), fct); |
| BOOST_TEST(test_alloc_base::count > 0); |
| BOOST_TEST(p.valid()); |
| boost::future<double> f = BOOST_THREAD_MAKE_RV_REF(p.get_future()); |
| //p(3, 'a'); |
| p(); |
| BOOST_TEST(f.get() == 5.0); |
| } |
| { |
| boost::packaged_task<BOOST_THREAD_DETAIL_SIGNATURE> p(boost::allocator_arg, |
| test_allocator<A>(), &lfct); |
| BOOST_TEST(test_alloc_base::count > 0); |
| BOOST_TEST(p.valid()); |
| boost::future<double> f = BOOST_THREAD_MAKE_RV_REF(p.get_future()); |
| //p(3, 'a'); |
| p(); |
| BOOST_TEST(f.get() == 5.0); |
| } |
| |
| return boost::report_errors(); |
| } |
| |
| #else |
| int main() |
| { |
| return boost::report_errors(); |
| } |
| #endif |
| |