blob: dfd77128df0059b4ba2ff841dc9bd65f18d5b32d [file] [log] [blame]
* Copyright 2019 The WebRTC project authors. All Rights Reserved.
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
#include <functional>
#include <memory>
#include "absl/strings/string_view.h"
#include "api/task_queue/task_queue_base.h"
#include "api/task_queue/task_queue_factory.h"
#include "api/test/time_controller.h"
#include "api/units/time_delta.h"
#include "api/units/timestamp.h"
#include "modules/utility/include/process_thread.h"
#include "system_wrappers/include/clock.h"
#include "test/time_controller/simulated_time_controller.h"
namespace webrtc {
// TimeController implementation built on an external controlled alarm.
// This implementation is used to delegate scheduling and execution to an
// external run loop.
class ExternalTimeController : public TimeController, public TaskQueueFactory {
explicit ExternalTimeController(ControlledAlarmClock* alarm);
// Implementation of TimeController.
Clock* GetClock() override;
TaskQueueFactory* GetTaskQueueFactory() override;
std::unique_ptr<ProcessThread> CreateProcessThread(
const char* thread_name) override;
void AdvanceTime(TimeDelta duration) override;
std::unique_ptr<rtc::Thread> CreateThread(
const std::string& name,
std::unique_ptr<rtc::SocketServer> socket_server) override;
rtc::Thread* GetMainThread() override;
// Implementation of TaskQueueFactory.
std::unique_ptr<TaskQueueBase, TaskQueueDeleter> CreateTaskQueue(
absl::string_view name,
TaskQueueFactory::Priority priority) const override;
class ProcessThreadWrapper;
class TaskQueueWrapper;
// Executes any tasks scheduled at or before the current time. May call
// |ScheduleNext| to schedule the next call to |Run|.
void Run();
void UpdateTime();
void ScheduleNext();
ControlledAlarmClock* alarm_;
sim_time_impl::SimulatedTimeControllerImpl impl_;
rtc::ScopedYieldPolicy yield_policy_;
// Overrides the global rtc::Clock to ensure that it reports the same times as
// the time controller.
rtc::ScopedBaseFakeClock global_clock_;
} // namespace webrtc