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Diffstat (limited to 'test/thread_test.cpp')
-rw-r--r-- | test/thread_test.cpp | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/test/thread_test.cpp b/test/thread_test.cpp new file mode 100644 index 0000000..9012b4c --- /dev/null +++ b/test/thread_test.cpp @@ -0,0 +1,69 @@ +/* + This file is part of Raul. + Copyright 2007-2017 David Robillard <http://drobilla.net> + + Raul is free software: you can redistribute it and/or modify it under the + terms of the GNU General Public License as published by the Free Software + Foundation, either version 3 of the License, or any later version. + + Raul is distributed in the hope that it will be useful, but WITHOUT ANY + WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR + A PARTICULAR PURPOSE. See the GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with Raul. If not, see <http://www.gnu.org/licenses/>. +*/ + +#include <atomic> +#include <iostream> +#include <thread> + +#include "raul/Semaphore.hpp" + +using namespace std; +using namespace Raul; + +namespace { + +thread_local int var(0); +std::atomic<int> n_errors(0); + +void +wait_for_sem(Semaphore* sem) +{ + var = 41; + cout << "[Waiter] Waiting for signal..." << endl; + sem->wait(); + cout << "[Waiter] Received signal, exiting" << endl; + var = 42; + if (var != 42) { + cerr << "[Waiter] var != 42" << endl; + ++n_errors; + } +} + +} // namespace + +int +main() +{ + Semaphore sem(0); + std::thread waiter(wait_for_sem, &sem); + + var = 24; + + cout << "[Main] Signalling..." << endl; + sem.post(); + + cout << "[Main] Waiting for waiter..." << endl; + waiter.join(); + + cout << "[Main] Exiting" << endl; + + if (var != 24) { + cerr << "[Main] var != 24" << endl; + ++n_errors; + } + + return n_errors.load(); +} |