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//===----------------------------------------------------------------------===//
//
// 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>
// void operator()();
//#define BOOST_THREAD_VERSION 3
#define BOOST_THREAD_VERSION 4
#include <boost/thread/future.hpp>
#include <boost/detail/lightweight_test.hpp>
#if defined BOOST_THREAD_USES_CHRONO
#if BOOST_THREAD_VERSION == 4
#define BOOST_THREAD_DETAIL_SIGNATURE double()
#else
#define BOOST_THREAD_DETAIL_SIGNATURE double
#endif
#if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK
#if defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
#define BOOST_THREAD_DETAIL_SIGNATURE_2 double(int, char)
#define BOOST_THREAD_DETAIL_SIGNATURE_2_RES 5 + 3 +'a'
#else
#define BOOST_THREAD_DETAIL_SIGNATURE_2 double()
#define BOOST_THREAD_DETAIL_SIGNATURE_2_RES 5
#endif
#else
#define BOOST_THREAD_DETAIL_SIGNATURE_2 double
#define BOOST_THREAD_DETAIL_SIGNATURE_2_RES 5
#endif
class E : public std::exception
{
public:
long data;
explicit E(long i) :
data(i)
{
}
const char* what() const throw() { return ""; }
~E() throw() {}
};
class A
{
long data_;
public:
explicit A(long i) :
data_(i)
{
}
long operator()() const
{
if (data_ == 0) BOOST_THROW_EXCEPTION(E(6));
return data_;
}
long operator()(long i, long j) const
{
if (j == 'z') BOOST_THROW_EXCEPTION(E(6));
return data_ + i + j;
}
~A() {}
};
void func0(boost::packaged_task<BOOST_THREAD_DETAIL_SIGNATURE_2> p)
{
boost::this_thread::sleep_for(boost::chrono::milliseconds(500));
#if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
p(3, 'a');
#else
p();
#endif
}
void func1(boost::packaged_task<BOOST_THREAD_DETAIL_SIGNATURE_2> p)
{
boost::this_thread::sleep_for(boost::chrono::milliseconds(500));
#if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
p(3, 'z');
#else
p();
#endif
}
void func2(boost::packaged_task<BOOST_THREAD_DETAIL_SIGNATURE_2> p)
{
#if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
p(3, 'a');
#else
p();
#endif
try
{
#if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
p(3, 'c');
#else
p();
#endif
}
catch (const boost::future_error& e)
{
BOOST_TEST(e.code() == boost::system::make_error_code(boost::future_errc::promise_already_satisfied));
}
}
void func3(boost::packaged_task<BOOST_THREAD_DETAIL_SIGNATURE_2> p)
{
try
{
#if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
p(3, 'a');
#else
p();
#endif
}
catch (const boost::future_error& e)
{
BOOST_TEST(e.code() == boost::system::make_error_code(boost::future_errc::no_state));
}
}
int main()
{
{
boost::packaged_task<BOOST_THREAD_DETAIL_SIGNATURE_2> p(A(5));
boost::future<double> f = BOOST_THREAD_MAKE_RV_REF(p.get_future());
#if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
boost::thread(func0, boost::move(p)).detach();
#else
//p();
#endif
//BOOST_TEST(f.get() == 5.0);
}
{
boost::packaged_task<BOOST_THREAD_DETAIL_SIGNATURE_2> p(A(0));
boost::future<double> f = BOOST_THREAD_MAKE_RV_REF(p.get_future());
#if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
boost::thread(func1, boost::move(p)).detach();
#endif
try
{
#if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
#else
p();
#endif
f.get();
BOOST_TEST(false);
}
catch (const E& e)
{
BOOST_TEST(e.data == 6);
}
catch (...)
{
BOOST_TEST(false);
}
}
{
boost::packaged_task<BOOST_THREAD_DETAIL_SIGNATURE_2> p(A(5));
boost::future<double> f = BOOST_THREAD_MAKE_RV_REF(p.get_future());
#if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
boost::thread t(func2, boost::move(p));
#else
p();
#endif
#if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
BOOST_TEST(f.get() == 105);
t.join();
#else
BOOST_TEST(f.get() == 5.0);
#endif
}
{
boost::packaged_task<BOOST_THREAD_DETAIL_SIGNATURE_2> p;
#if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
boost::thread t(func3, boost::move(p));
t.join();
#else
try
{
#if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
p(3, 'a');
#else
p();
#endif
}
catch (const boost::future_error& e)
{
BOOST_TEST(e.code() == boost::system::make_error_code(boost::future_errc::no_state));
}
#endif
}
return boost::report_errors();
}
#else
#error "Test not applicable: BOOST_THREAD_USES_CHRONO not defined for this platform as not supported"
#endif
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