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- // Copyright 2020 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #ifndef CHROMEOS_COMPONENTS_SENSORS_FAKE_SENSOR_DEVICE_H_
- #define CHROMEOS_COMPONENTS_SENSORS_FAKE_SENSOR_DEVICE_H_
- #include <map>
- #include <string>
- #include <vector>
- #include "base/component_export.h"
- #include "base/sequence_checker.h"
- #include "chromeos/components/sensors/mojom/sensor.mojom.h"
- #include "mojo/public/cpp/bindings/receiver_set.h"
- #include "mojo/public/cpp/bindings/remote.h"
- #include "third_party/abseil-cpp/absl/types/optional.h"
- namespace chromeos {
- namespace sensors {
- class FakeSensorDevice final : public mojom::SensorDevice {
- public:
- struct ChannelData {
- ChannelData();
- ChannelData(const ChannelData&);
- ChannelData& operator=(const ChannelData&);
- ~ChannelData();
- std::string id;
- std::map<std::string, std::string> attrs;
- int64_t sample_data;
- };
- explicit FakeSensorDevice(const std::vector<ChannelData>& channels);
- FakeSensorDevice(const FakeSensorDevice&) = delete;
- FakeSensorDevice& operator=(const FakeSensorDevice&) = delete;
- ~FakeSensorDevice() override;
- mojo::ReceiverId AddReceiver(
- mojo::PendingReceiver<mojom::SensorDevice> pending_receiver);
- void RemoveReceiver(mojo::ReceiverId id);
- void RemoveReceiverWithReason(mojo::ReceiverId id,
- mojom::SensorDeviceDisconnectReason reason,
- const std::string& description);
- void ClearReceivers();
- void ClearReceiversWithReason(mojom::SensorDeviceDisconnectReason reason,
- const std::string& description);
- bool HasReceivers() const;
- size_t SizeOfReceivers() const;
- void SetAttribute(const std::string& attr_name,
- const std::string& attr_value);
- void ResetObserverRemote(mojo::ReceiverId id);
- void ResetObserverRemoteWithReason(mojo::ReceiverId id,
- mojom::SensorDeviceDisconnectReason reason,
- const std::string& description);
- // Unlike SetChannelsEnabled() below, SetChannelsEnabledWithId() is used
- // without a mojo pipe, instead, with the mojo::ReceiverId from AddReceiver().
- // It lets the tests manually enable or disable channels to simulate some
- // unexpected behaviors of iioservice, such as channels being unavailable
- // suddenly.
- void SetChannelsEnabledWithId(mojo::ReceiverId id,
- const std::vector<int32_t>& iio_chn_indices,
- bool en);
- // Implementation of mojom::SensorDevice.
- void SetTimeout(uint32_t timeout) override {}
- void GetAttributes(const std::vector<std::string>& attr_names,
- GetAttributesCallback callback) override;
- void SetFrequency(double frequency, SetFrequencyCallback callback) override;
- void StartReadingSamples(
- mojo::PendingRemote<mojom::SensorDeviceSamplesObserver> observer)
- override;
- void StopReadingSamples() override;
- void GetAllChannelIds(GetAllChannelIdsCallback callback) override;
- void SetChannelsEnabled(const std::vector<int32_t>& iio_chn_indices,
- bool en,
- SetChannelsEnabledCallback callback) override;
- void GetChannelsEnabled(const std::vector<int32_t>& iio_chn_indices,
- GetChannelsEnabledCallback callback) override;
- void GetChannelsAttributes(const std::vector<int32_t>& iio_chn_indices,
- const std::string& attr_name,
- GetChannelsAttributesCallback callback) override;
- private:
- struct ClientData {
- ClientData();
- ~ClientData();
- absl::optional<double> frequency;
- std::vector<bool> channels_enabled;
- mojo::Remote<mojom::SensorDeviceSamplesObserver> observer;
- };
- void SendSampleIfReady(ClientData& client);
- std::map<std::string, std::string> attributes_;
- const std::vector<ChannelData> channels_;
- mojo::ReceiverSet<mojom::SensorDevice> receiver_set_;
- // First is the client's id from |receiver_set_|, second is the client's
- // states and observer remote.
- std::map<mojo::ReceiverId, ClientData> clients_;
- SEQUENCE_CHECKER(sequence_checker_);
- };
- } // namespace sensors
- } // namespace chromeos
- #endif // CHROMEOS_COMPONENTS_SENSORS_FAKE_SENSOR_DEVICE_H_
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