improve tests
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105
test/test.cpp
105
test/test.cpp
@ -1,4 +1,5 @@
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#define CATCH_CONFIG_MAIN
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#define CATCH_CONFIG_FAST_COMPILE
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#include <catch2/catch.hpp>
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@ -20,11 +21,66 @@ bool worker(sgnl::AtomicCondition<bool>& exit_condition)
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return exit_condition.get();
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}
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int looping_worker(sgnl::AtomicCondition<bool>& exit_condition)
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{
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int i = 0;
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while( exit_condition.get() == false )
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{
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exit_condition.wait_for(std::chrono::milliseconds(2), true);
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++i;
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}
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return i;
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}
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} // namespace
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TEST_CASE("main")
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TEST_CASE("condition-get-set")
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{
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sgnl::AtomicCondition<int> condition(23);
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REQUIRE( condition.get() == 23 );
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condition.set(42);
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REQUIRE( condition.get() == 42 );
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}
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TEST_CASE("constructor-thread-blocks-signals")
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{
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sgnl::AtomicCondition<bool> condition(false);
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sgnl::SignalHandler signal_handler({{SIGTERM, true}, {SIGINT, true}}, condition);
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std::promise<pthread_t> signal_handler_thread_id;
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std::future<int> ft_sig_handler =
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std::async(std::launch::async, [&]() {
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signal_handler_thread_id.set_value(pthread_self());
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return signal_handler();
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});
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std::this_thread::sleep_for(std::chrono::milliseconds(100));
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std::this_thread::yield();
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// send terminate signal to main thread ..
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REQUIRE( pthread_kill(pthread_self(), SIGTERM) == 0 );
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// .. but we're still running
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std::this_thread::sleep_for(std::chrono::milliseconds(100));
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std::this_thread::yield();
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// send interrupt signal to signal handler thread
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REQUIRE(
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pthread_kill(
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signal_handler_thread_id.get_future().get(),
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SIGINT) == 0 );
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CHECK( ft_sig_handler.get() == SIGINT );
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CHECK( condition.get() == true );
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CHECK( signal_handler() == SIGTERM );
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}
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TEST_CASE("exit-condition")
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{
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std::vector<int> signals({SIGINT, SIGTERM, SIGUSR1, SIGUSR2});
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for( auto test_signal : signals )
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@ -40,7 +96,7 @@ TEST_CASE("main")
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});
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std::vector<std::future<bool>> futures;
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for(int i = 0; i < 10; ++i)
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for(int i = 0; i < 50; ++i)
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futures.push_back(
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std::async(
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std::launch::async,
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@ -48,6 +104,8 @@ TEST_CASE("main")
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std::ref(exit_condition)));
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std::this_thread::sleep_for(std::chrono::milliseconds(100));
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std::this_thread::yield();
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REQUIRE(
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pthread_kill(
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signal_handler_thread_id.get_future().get(),
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@ -61,3 +119,46 @@ TEST_CASE("main")
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}
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}
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TEST_CASE("exit-condition-looping")
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{
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std::vector<int> signals({SIGINT, SIGTERM, SIGUSR1, SIGUSR2});
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for( auto test_signal : signals )
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{
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sgnl::AtomicCondition exit_condition(false);
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sgnl::SignalHandler signal_handler({{test_signal, true}}, exit_condition);
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std::promise<pthread_t> signal_handler_thread_id;
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std::future<int> ft_sig_handler =
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std::async(std::launch::async, [&]() {
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signal_handler_thread_id.set_value(pthread_self());
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return signal_handler();
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});
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std::vector<std::future<int>> futures;
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for(int i = 0; i < 10; ++i)
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futures.push_back(
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std::async(
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std::launch::async,
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&looping_worker,
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std::ref(exit_condition)));
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std::this_thread::sleep_for(std::chrono::milliseconds(100));
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std::this_thread::yield();
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REQUIRE(
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pthread_kill(
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signal_handler_thread_id.get_future().get(),
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test_signal) == 0 );
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for(auto& future : futures)
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// After 100 milliseconds, each worker thread should
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// have looped at least 10 times.
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// This might break if system is under heavy load
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// or really slow.
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REQUIRE(future.get() > 10);
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int signal = ft_sig_handler.get();
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REQUIRE( signal == test_signal );
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}
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}
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