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// Copyright (C) 2013 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/sync_queue.hpp>
// class sync_queue<T>
// push || pull;
#include <boost/config.hpp>
#if ! defined BOOST_NO_CXX11_DECLTYPE
#define BOOST_RESULT_OF_USE_DECLTYPE
#endif
#define BOOST_THREAD_VERSION 4
//#define BOOST_THREAD_QUEUE_DEPRECATE_OLD
#include <boost/thread/sync_queue.hpp>
#include <boost/thread/future.hpp>
#include <boost/thread/barrier.hpp>
#include <boost/detail/lightweight_test.hpp>
#ifndef BOOST_THREAD_QUEUE_DEPRECATE_OLD
struct call_push
{
boost::sync_queue<int> *q_;
boost::barrier *go_;
call_push(boost::sync_queue<int> *q, boost::barrier *go) :
q_(q), go_(go)
{
}
typedef void result_type;
void operator()()
{
go_->count_down_and_wait();
q_->push(42);
}
};
struct call_pull
{
boost::sync_queue<int> *q_;
boost::barrier *go_;
call_pull(boost::sync_queue<int> *q, boost::barrier *go) :
q_(q), go_(go)
{
}
typedef int result_type;
int operator()()
{
go_->count_down_and_wait();
return q_->pull();
}
};
#endif
template <typename ValueType>
struct call_push_back
{
boost::sync_queue<ValueType> *q_;
boost::barrier *go_;
call_push_back(boost::sync_queue<ValueType> *q, boost::barrier *go) :
q_(q), go_(go)
{
}
typedef void result_type;
void operator()()
{
go_->count_down_and_wait();
q_->push_back(42);
}
};
template <typename ValueType>
struct call_pull_front
{
boost::sync_queue<ValueType> *q_;
boost::barrier *go_;
call_pull_front(boost::sync_queue<ValueType> *q, boost::barrier *go) :
q_(q), go_(go)
{
}
typedef ValueType result_type;
ValueType operator()()
{
go_->count_down_and_wait();
return q_->pull_front();
}
};
template <typename ValueType>
struct call_wait_pull_front
{
boost::sync_queue<ValueType> *q_;
boost::barrier *go_;
call_wait_pull_front(boost::sync_queue<ValueType> *q, boost::barrier *go) :
q_(q), go_(go)
{
}
typedef boost::queue_op_status result_type;
boost::queue_op_status operator()(ValueType& v)
{
go_->wait();
return q_->wait_pull_front(v);
}
};
#ifndef BOOST_THREAD_QUEUE_DEPRECATE_OLD
void test_concurrent_push_and_pull_on_empty_queue()
{
boost::sync_queue<int> q;
boost::barrier go(2);
boost::future<void> push_done;
boost::future<int> pull_done;
try
{
push_done=boost::async(boost::launch::async,
#if ! defined BOOST_NO_CXX11_LAMBDAS
[&q,&go]()
{
go.wait();
q.push(42);
}
#else
call_push(&q,&go)
#endif
);
pull_done=boost::async(boost::launch::async,
#if ! defined BOOST_NO_CXX11_LAMBDAS
[&q,&go]() -> int
{
go.wait();
return q.pull();
}
#else
call_pull(&q,&go)
#endif
);
push_done.get();
BOOST_TEST_EQ(pull_done.get(), 42);
BOOST_TEST(q.empty());
}
catch (...)
{
BOOST_TEST(false);
}
}
void test_concurrent_push_on_empty_queue()
{
boost::sync_queue<int> q;
const unsigned int n = 3;
boost::barrier go(n);
boost::future<void> push_done[n];
try
{
for (unsigned int i =0; i< n; ++i)
push_done[i]=boost::async(boost::launch::async,
#if ! defined BOOST_NO_CXX11_LAMBDAS
[&q,&go]()
{
go.wait();
q.push(42);
}
#else
call_push(&q,&go)
#endif
);
for (unsigned int i = 0; i < n; ++i)
push_done[i].get();
BOOST_TEST(!q.empty());
for (unsigned int i =0; i< n; ++i)
BOOST_TEST_EQ(q.pull(), 42);
BOOST_TEST(q.empty());
}
catch (...)
{
BOOST_TEST(false);
}
}
void test_concurrent_pull_on_queue()
{
boost::sync_queue<int> q;
const unsigned int n = 3;
boost::barrier go(n);
boost::future<int> pull_done[n];
try
{
for (unsigned int i =0; i< n; ++i)
q.push(42);
for (unsigned int i =0; i< n; ++i)
pull_done[i]=boost::async(boost::launch::async,
#if ! defined BOOST_NO_CXX11_LAMBDAS
[&q,&go]() -> int
{
go.wait();
return q.pull();
}
#else
call_pull(&q,&go)
#endif
);
for (unsigned int i = 0; i < n; ++i)
BOOST_TEST_EQ(pull_done[i].get(), 42);
BOOST_TEST(q.empty());
}
catch (...)
{
BOOST_TEST(false);
}
}
#endif
void test_concurrent_push_back_and_pull_front_on_empty_queue()
{
boost::sync_queue<int> q;
boost::barrier go(2);
boost::future<void> push_done;
boost::future<int> pull_done;
try
{
push_done=boost::async(boost::launch::async,
call_push_back<int>(&q,&go));
pull_done=boost::async(boost::launch::async,
call_pull_front<int>(&q,&go));
push_done.get();
BOOST_TEST_EQ(pull_done.get(), 42);
BOOST_TEST(q.empty());
}
catch (...)
{
BOOST_TEST(false);
}
}
#if defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
void test_concurrent_push_back_and_wait_pull_front_on_empty_queue()
{
boost::sync_queue<int> q;
const unsigned int n = 3;
boost::barrier go(n);
boost::future<boost::queue_op_status> pull_done[n];
int results[n];
try
{
for (unsigned int i =0; i< n; ++i)
pull_done[i]=boost::async(boost::launch::async,
call_wait_pull_front<int>(&q,&go),
boost::ref(results[i]));
for (unsigned int i =0; i< n; ++i)
q.push_back(42);
for (unsigned int i = 0; i < n; ++i) {
BOOST_TEST(pull_done[i].get() == boost::queue_op_status::success);
BOOST_TEST_EQ(results[i], 42);
}
BOOST_TEST(q.empty());
}
catch (...)
{
BOOST_TEST(false);
}
}
void test_concurrent_wait_pull_front_and_close_on_empty_queue()
{
boost::sync_queue<int> q;
const unsigned int n = 3;
boost::barrier go(n);
boost::future<boost::queue_op_status> pull_done[n];
int results[n];
try
{
for (unsigned int i =0; i< n; ++i)
pull_done[i]=boost::async(boost::launch::async,
call_wait_pull_front<int>(&q,&go),
boost::ref(results[i]));
q.close();
for (unsigned int i = 0; i < n; ++i) {
BOOST_TEST(pull_done[i].get() == boost::queue_op_status::closed);
}
BOOST_TEST(q.empty());
}
catch (...)
{
BOOST_TEST(false);
}
}
#endif
void test_concurrent_push_back_on_empty_queue()
{
boost::sync_queue<int> q;
const unsigned int n = 3;
boost::barrier go(n);
boost::future<void> push_done[n];
try
{
for (unsigned int i =0; i< n; ++i)
push_done[i]=boost::async(boost::launch::async,
call_push_back<int>(&q,&go));
}
catch (...)
{
BOOST_TEST(false);
}
try
{
for (unsigned int i = 0; i < n; ++i)
push_done[i].get();
}
catch (...)
{
BOOST_TEST(false);
}
try
{
BOOST_TEST(!q.empty());
for (unsigned int i =0; i< n; ++i)
BOOST_TEST_EQ(q.pull_front(), 42);
BOOST_TEST(q.empty());
}
catch (...)
{
BOOST_TEST(false);
}
}
void test_concurrent_pull_front_on_queue()
{
boost::sync_queue<int> q;
const unsigned int n = 3;
boost::barrier go(n);
boost::future<int> pull_done[n];
try
{
for (unsigned int i =0; i< n; ++i)
q.push_back(42);
for (unsigned int i =0; i< n; ++i)
pull_done[i]=boost::async(boost::launch::async,
#if ! defined BOOST_NO_CXX11_LAMBDAS
[&q,&go]() -> int
{
go.wait();
return q.pull_front();
}
#else
call_pull_front<int>(&q,&go)
#endif
);
for (unsigned int i = 0; i < n; ++i)
BOOST_TEST_EQ(pull_done[i].get(), 42);
BOOST_TEST(q.empty());
}
catch (...)
{
BOOST_TEST(false);
}
}
int main()
{
#ifndef BOOST_THREAD_QUEUE_DEPRECATE_OLD
test_concurrent_push_and_pull_on_empty_queue();
test_concurrent_push_on_empty_queue();
test_concurrent_pull_on_queue();
#endif
test_concurrent_push_back_and_pull_front_on_empty_queue();
#if defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
test_concurrent_push_back_and_wait_pull_front_on_empty_queue();
test_concurrent_wait_pull_front_and_close_on_empty_queue();
#endif
test_concurrent_push_back_on_empty_queue();
test_concurrent_pull_front_on_queue();
return boost::report_errors();
}
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