test/serialization/meson.build


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# SPDX-License-Identifier: CC0-1.0

subdir('generated_serializer')

serialization_tests = [
    {'name': 'control_serialization', 'sources': ['control_serialization.cpp']},
    {'name': 'ipa_data_serializer_test', 'sources': ['ipa_data_serializer_test.cpp']},
]

foreach test : serialization_tests
    exe = executable(test['name'], test['sources'], 'serialization_test.cpp',
                     dependencies : libcamera_private,
                     link_with : test_libraries,
                     include_directories : test_includes_internal)
    test(test['name'], exe, suite : 'serialization', is_parallel : false)
endforeach

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/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * Copyright (C) 2019, Google Inc.
 *
 * timer.cpp - Timer test
 */

#include <chrono>
#include <iostream>

#include <libcamera/base/event_dispatcher.h>
#include <libcamera/base/thread.h>
#include <libcamera/base/timer.h>

#include "test.h"

using namespace std;
using namespace libcamera;

class ManagedTimer : public Timer
{
public:
	ManagedTimer()
		: Timer(), count_(0)
	{
		timeout.connect(this, &ManagedTimer::timeoutHandler);
	}

	void start(int msec)
	{
		count_ = 0;
		start_ = std::chrono::steady_clock::now();
		expiration_ = std::chrono::steady_clock::time_point();

		Timer::start(msec);
	}

	void start(std::chrono::steady_clock::time_point deadline)
	{
		count_ = 0;
		start_ = std::chrono::steady_clock::now();
		expiration_ = std::chrono::steady_clock::time_point();

		Timer::start(deadline);
	}

	int jitter()
	{
		std::chrono::steady_clock::duration duration = expiration_ - deadline();
		return abs(std::chrono::duration_cast<std::chrono::milliseconds>(duration).count());
	}

	bool hasFailed()
	{
		return isRunning() || count_ != 1 || jitter() > 50;
	}

private:
	void timeoutHandler()
	{
		expiration_ = std::chrono::steady_clock::now();
		count_++;
	}

	unsigned int count_;
	std::chrono::steady_clock::time_point start_;
	std::chrono::steady_clock::time_point expiration_;
};

class TimerTest : public Test
{
protected:
	int init()
	{
		return 0;
	}

	int run()
	{
		EventDispatcher *dispatcher = Thread::current()->eventDispatcher();
		ManagedTimer timer;
		ManagedTimer timer2;

		/* Timer expiration. */
		timer.start(1000);

		if (!timer.isRunning()) {
			cout << "Timer expiration test failed" << endl;
			return TestFail;
		}

		dispatcher->processEvents();

		if (timer.hasFailed()) {
			cout << "Timer expiration test failed" << endl;
			return TestFail;
		}

		/*
		 * 32 bit wrap test
		 * Nanosecond resolution in a 32 bit value wraps at 4.294967
		 * seconds (0xFFFFFFFF / 1000000)
		 */
		timer.start(4295);
		dispatcher->processEvents();

		if (timer.hasFailed()) {
			cout << "Timer expiration test failed" << endl;
			return TestFail;
		}

		/* Timer restart. */
		timer.start(500);

		if (!timer.isRunning()) {
			cout << "Timer restart test failed" << endl;
			return TestFail;
		}

		dispatcher->processEvents();

		if (timer.hasFailed()) {