/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Copyright (C) 2019, Google Inc. * * timer-thread.cpp - Threaded timer test */ #include #include #include #include #include #include "test.h" using namespace libcamera; using namespace std; using namespace std::chrono_literals; class TimeoutHandler : public Object { public: TimeoutHandler() : timer_(this), timeout_(false) { timer_.timeout.connect(this, &TimeoutHandler::timeoutHandler); timer_.start(100ms); } void restart() { timeout_ = false; timer_.start(100ms); } bool timeout() const { return timeout_; } private: void timeoutHandler() { timeout_ = true; } Timer timer_; bool timeout_; }; class TimerThreadTest : public Test { protected: int init() { thread_.start(); timeout_.moveToThread(&thread_); return TestPass; } int run() { /* * Test that the timer expires and emits the timeout signal in * the thread it belongs to. */ this_thread::sleep_for(chrono::milliseconds(200)); if (!timeout_.timeout()) { cout << "Timer expiration test failed" << endl; return TestFail; } /* * Test that starting the timer from another thread fails. We * need to interrupt the event dispatcher to make sure we don't * succeed simply because the event dispatcher hasn't noticed * the timer restart. */ timeout_.restart(); thread_.eventDispatcher()->interrupt(); this_thread::sleep_for(chrono::milliseconds(200)); if (timeout_.timeout()) { cout << "Timer restart test failed" << endl; return TestFail; } return TestPass; } void cleanup() { /* Must stop thread before destroying timeout. */ thread_.exit(0); thread_.wait(); } private: TimeoutHandler timeout_; Thread thread_; }; TEST_REGISTER(TimerThreadTest) 'form'>

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