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- // 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)
- // (C) Copyright 2013 Vicente J. Botet Escriba
- #define BOOST_THREAD_PROVIDES_INTERRUPTIONS
- #include <boost/thread/detail/config.hpp>
- #include <boost/thread/thread.hpp>
- #include <boost/thread/completion_latch.hpp>
- #include <boost/detail/lightweight_test.hpp>
- #include <vector>
- namespace
- {
- // Shared variables for generation completion_latch test
- const int N_THREADS = 10;
- boost::completion_latch gen_latch(N_THREADS);
- boost::mutex mutex;
- long global_parameter;
- void latch_thread()
- {
- {
- boost::unique_lock<boost::mutex> lock(mutex);
- global_parameter++;
- }
- gen_latch.count_down();
- //do something else
- }
- } // namespace
- void test_global_parameter()
- {
- boost::unique_lock<boost::mutex> lock(mutex);
- BOOST_TEST_EQ(global_parameter, N_THREADS);
- }
- void reset_gen_latch()
- {
- {
- boost::unique_lock<boost::mutex> lock(mutex);
- BOOST_TEST_EQ(global_parameter, N_THREADS);
- }
- gen_latch.reset(N_THREADS);
- }
- void test_completion_latch_reset()
- {
- boost::thread_group g;
- boost::thread_group g2;
- gen_latch.then(&reset_gen_latch);
- {
- global_parameter = 0;
- try
- {
- for (int i = 0; i < N_THREADS; ++i)
- g.create_thread(&latch_thread);
- if (!gen_latch.try_wait())
- if (gen_latch.wait_for(boost::chrono::milliseconds(100)) == boost::cv_status::timeout)
- if (gen_latch.wait_until(boost::chrono::steady_clock::now()+boost::chrono::milliseconds(100)) == boost::cv_status::timeout)
- gen_latch.wait(); // All the threads have been updated the global_parameter
- g.join_all();
- }
- catch (...)
- {
- BOOST_TEST(false);
- g.interrupt_all();
- g.join_all();
- //throw;
- }
- }
- gen_latch.then(&test_global_parameter);
- {
- global_parameter = 0;
- try
- {
- for (int i = 0; i < N_THREADS; ++i)
- g2.create_thread(&latch_thread);
- if (!gen_latch.try_wait())
- gen_latch.wait(); // All the threads have been updated the global_parameter
- g2.join_all();
- }
- catch (...)
- {
- BOOST_TEST(false);
- g2.interrupt_all();
- g2.join_all();
- //throw;
- }
- }
- }
- int main()
- {
- test_completion_latch_reset();
- return boost::report_errors();
- }
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