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test: timer-thread: Test starting a timer from another thread
Timers can't be started from another thread. Ensure that attempting to do so fails. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
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1 changed files with 46 additions and 12 deletions
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@ -8,6 +8,7 @@
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#include <chrono>
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#include <iostream>
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#include <libcamera/event_dispatcher.h>
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#include <libcamera/timer.h>
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#include "test.h"
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@ -26,6 +27,12 @@ public:
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timer_.start(100);
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}
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void restart()
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{
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timeout_ = false;
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timer_.start(100);
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}
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bool timeout() const
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{
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return timeout_;
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@ -44,29 +51,56 @@ private:
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class TimerThreadTest : public Test
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{
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protected:
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int init()
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{
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thread_.start();
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timeout_.moveToThread(&thread_);
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return TestPass;
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}
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int run()
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{
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Thread thread;
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thread.start();
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/*
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* Test that the timer expires and emits the timeout signal in
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* the thread it belongs to.
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*/
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this_thread::sleep_for(chrono::milliseconds(200));
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TimeoutHandler timeout;
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timeout.moveToThread(&thread);
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this_thread::sleep_for(chrono::milliseconds(100));
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/* Must stop thread before destroying timeout. */
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thread.exit(0);
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thread.wait();
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if (!timeout.timeout()) {
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if (!timeout_.timeout()) {
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cout << "Timer expiration test failed" << endl;
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return TestFail;
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}
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/*
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* Test that starting the timer from another thread fails. We
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* need to interrupt the event dispatcher to make sure we don't
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* succeed simply because the event dispatcher hasn't noticed
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* the timer restart.
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*/
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timeout_.restart();
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thread_.eventDispatcher()->interrupt();
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this_thread::sleep_for(chrono::milliseconds(200));
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if (timeout_.timeout()) {
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cout << "Timer restart test failed" << endl;
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return TestFail;
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}
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return TestPass;
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}
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void cleanup()
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{
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/* Must stop thread before destroying timeout. */
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thread_.exit(0);
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thread_.wait();
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}
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private:
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TimeoutHandler timeout_;
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Thread thread_;
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};
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TEST_REGISTER(TimerThreadTest)
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