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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/accelerometer/accelerometer_provider_mojo.h"
#include <memory>
#include <utility>
#include "ash/accelerometer/accelerometer_constants.h"
#include "ash/accelerometer/accelerometer_reader.h"
#include "ash/test/ash_test_helper.h"
#include "base/memory/scoped_refptr.h"
#include "base/run_loop.h"
#include "base/strings/string_number_conversions.h"
#include "base/test/task_environment.h"
#include "chromeos/components/sensors/ash/sensor_hal_dispatcher.h"
#include "chromeos/components/sensors/fake_sensor_device.h"
#include "chromeos/components/sensors/fake_sensor_hal_server.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace ash {
namespace {
constexpr double kFakeScaleValue = 10.0;
constexpr int kFakeLidAccelerometerId = 1;
constexpr int kFakeBaseAccelerometerId = 2;
constexpr int kFakeLidAngleId = 3;
constexpr int64_t kFakeSampleData[] = {1, 2, 3};
class FakeObserver : public AccelerometerReader::Observer {
public:
void OnECLidAngleDriverStatusChanged(bool is_supported) override {
is_supported_ = is_supported;
}
void OnAccelerometerUpdated(const AccelerometerUpdate& update) override {
for (uint32_t index = 0; index < ACCELEROMETER_SOURCE_COUNT; ++index) {
auto source = static_cast<AccelerometerSource>(index);
if (!update.has(source))
continue;
EXPECT_EQ(update.get(source).x, kFakeSampleData[0] * kFakeScaleValue);
EXPECT_EQ(update.get(source).y, kFakeSampleData[1] * kFakeScaleValue);
EXPECT_EQ(update.get(source).z, kFakeSampleData[2] * kFakeScaleValue);
}
update_ = update;
}
absl::optional<bool> is_supported_;
AccelerometerUpdate update_;
};
} // namespace
class AccelerometerProviderMojoTest : public ::testing::Test {
protected:
void SetUp() override {
ash::AshTestHelper::InitParams init_params;
init_params.start_session = false;
ash_test_helper_.SetUp(std::move(init_params));
sensor_hal_server_ =
std::make_unique<chromeos::sensors::FakeSensorHalServer>();
provider_ = new AccelerometerProviderMojo();
chromeos::sensors::SensorHalDispatcher::Initialize();
provider_->PrepareAndInitialize();
provider_->AddObserver(&observer_);
}
void TearDown() override {
chromeos::sensors::SensorHalDispatcher::Shutdown();
}
void AddDevice(int32_t iio_device_id,
chromeos::sensors::mojom::DeviceType type,
absl::optional<std::string> scale,
absl::optional<std::string> location) {
std::set<chromeos::sensors::mojom::DeviceType> types;
types.emplace(type);
std::vector<chromeos::sensors::FakeSensorDevice::ChannelData> channels_data;
if (type == chromeos::sensors::mojom::DeviceType::ACCEL) {
channels_data.resize(kNumberOfAxes);
for (uint32_t i = 0; i < kNumberOfAxes; ++i) {
channels_data[i].id = kAccelerometerChannels[i];
channels_data[i].sample_data = kFakeSampleData[i];
}
}
std::unique_ptr<chromeos::sensors::FakeSensorDevice> sensor_device(
new chromeos::sensors::FakeSensorDevice(std::move(channels_data)));
if (scale.has_value())
sensor_device->SetAttribute(chromeos::sensors::mojom::kScale,
scale.value());
if (location.has_value())
sensor_device->SetAttribute(chromeos::sensors::mojom::kLocation,
location.value());
sensor_devices_.emplace(iio_device_id, sensor_device.get());
sensor_hal_server_->GetSensorService()->SetDevice(
iio_device_id, std::move(types), std::move(sensor_device));
}
void AddLidAccelerometer() {
AddDevice(kFakeLidAccelerometerId,
chromeos::sensors::mojom::DeviceType::ACCEL,
base::NumberToString(kFakeScaleValue),
kLocationStrings[ACCELEROMETER_SOURCE_SCREEN]);
}
void TriggerNewDevicesTimeout() {
provider_->OnNewDevicesTimeout();
// Wait until task |OnECLidAngleDriverStatusChanged| arrives at |observer_|.
base::RunLoop().RunUntilIdle();
}
void TriggerSamples() {
// Simulate a disconnection of IIO Service.
sensor_hal_server_->GetSensorService()->ClearReceivers();
sensor_hal_server_->OnServerDisconnect();
// Wait until the disconnect arrives at the dispatcher.
base::RunLoop().RunUntilIdle();
chromeos::sensors::SensorHalDispatcher::GetInstance()->RegisterServer(
sensor_hal_server_->PassRemote());
// Wait until a sample is received.
base::RunLoop().RunUntilIdle();
}
FakeObserver observer_;
std::unique_ptr<chromeos::sensors::FakeSensorHalServer> sensor_hal_server_;
std::map<int32_t, chromeos::sensors::FakeSensorDevice*> sensor_devices_;
scoped_refptr<AccelerometerProviderMojo> provider_;
base::test::TaskEnvironment task_environment{
base::test::TaskEnvironment::MainThreadType::UI};
ash::AshTestHelper ash_test_helper_;
};
TEST_F(AccelerometerProviderMojoTest, CheckNoScale) {
AddLidAccelerometer();
AddDevice(kFakeBaseAccelerometerId,
chromeos::sensors::mojom::DeviceType::ACCEL, absl::nullopt,
kLocationStrings[ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD]);
chromeos::sensors::SensorHalDispatcher::GetInstance()->RegisterServer(
sensor_hal_server_->PassRemote());
// Wait until all tasks done and no samples updated.
base::RunLoop().RunUntilIdle();
// Simulate timeout to check |ec_lid_angle_driver_status_|.
TriggerNewDevicesTimeout();
EXPECT_TRUE(observer_.is_supported_.has_value());
EXPECT_FALSE(observer_.is_supported_.value());
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::LID);
}
TEST_F(AccelerometerProviderMojoTest, CheckNoLocation) {
AddLidAccelerometer();
AddDevice(kFakeBaseAccelerometerId,
chromeos::sensors::mojom::DeviceType::ACCEL,
base::NumberToString(kFakeScaleValue), absl::nullopt);
chromeos::sensors::SensorHalDispatcher::GetInstance()->RegisterServer(
sensor_hal_server_->PassRemote());
// Wait until all tasks done and no samples updated.
base::RunLoop().RunUntilIdle();
// Simulate timeout to check |ec_lid_angle_driver_status_|.
TriggerNewDevicesTimeout();
EXPECT_TRUE(observer_.is_supported_.has_value());
EXPECT_FALSE(observer_.is_supported_.value());
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::LID);
}
TEST_F(AccelerometerProviderMojoTest, GetSamplesOfOneAccel) {
AddLidAccelerometer();
chromeos::sensors::SensorHalDispatcher::GetInstance()->RegisterServer(
sensor_hal_server_->PassRemote());
// Wait until a sample is received.
base::RunLoop().RunUntilIdle();
// Simulate timeout to check |ec_lid_angle_driver_status_|.
TriggerNewDevicesTimeout();
EXPECT_TRUE(observer_.is_supported_.has_value());
EXPECT_FALSE(observer_.is_supported_.value());
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::LID);
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
}
TEST_F(AccelerometerProviderMojoTest, GetSamplesWithNoLidAngle) {
AddLidAccelerometer();
AddDevice(kFakeBaseAccelerometerId,
chromeos::sensors::mojom::DeviceType::ACCEL,
base::NumberToString(kFakeScaleValue),
kLocationStrings[ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD]);
chromeos::sensors::SensorHalDispatcher::GetInstance()->RegisterServer(
sensor_hal_server_->PassRemote());
// Wait until samples are received.
base::RunLoop().RunUntilIdle();
// Simulate timeout to check |ec_lid_angle_driver_status_|.
TriggerNewDevicesTimeout();
EXPECT_TRUE(observer_.is_supported_.has_value());
EXPECT_FALSE(observer_.is_supported_.value());
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::LID_BASE);
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
observer_.update_.Reset();
// Simulate a disconnection of the accelerometer's mojo channel in IIO
// Service.
sensor_devices_[kFakeLidAccelerometerId]->ClearReceivers();
// Wait until the disconnection is done.
base::RunLoop().RunUntilIdle();
EXPECT_FALSE(sensor_hal_server_->GetSensorService()->HasReceivers());
}
TEST_F(AccelerometerProviderMojoTest, GetSamplesWithLidAngle) {
AddLidAccelerometer();
AddDevice(kFakeBaseAccelerometerId,
chromeos::sensors::mojom::DeviceType::ACCEL,
base::NumberToString(kFakeScaleValue),
kLocationStrings[ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD]);
AddDevice(kFakeLidAngleId, chromeos::sensors::mojom::DeviceType::ANGL,
absl::nullopt, absl::nullopt);
chromeos::sensors::SensorHalDispatcher::GetInstance()->RegisterServer(
sensor_hal_server_->PassRemote());
// Wait until all setups are finished and no samples updated.
base::RunLoop().RunUntilIdle();
EXPECT_TRUE(observer_.is_supported_.has_value());
EXPECT_TRUE(observer_.is_supported_.value());
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::ANGL_LID);
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
observer_.update_.Reset();
provider_->TriggerRead();
// Wait until samples are received.
base::RunLoop().RunUntilIdle();
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
observer_.update_.Reset();
// Simulate a disconnection of IIO Service.
sensor_hal_server_->GetSensorService()->ClearReceivers();
sensor_hal_server_->OnServerDisconnect();
// Wait until the disconnect arrives at the dispatcher.
base::RunLoop().RunUntilIdle();
chromeos::sensors::SensorHalDispatcher::GetInstance()->RegisterServer(
sensor_hal_server_->PassRemote());
// Wait until samples are received.
base::RunLoop().RunUntilIdle();
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
}
TEST_F(AccelerometerProviderMojoTest, GetSamplesOfNewDevices) {
// New device: lid-accelerometer.
AddLidAccelerometer();
chromeos::sensors::SensorHalDispatcher::GetInstance()->RegisterServer(
sensor_hal_server_->PassRemote());
// Wait until a sample is received.
base::RunLoop().RunUntilIdle();
// Simulate timeout to check |ec_lid_angle_driver_status_|.
TriggerNewDevicesTimeout();
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::LID);
EXPECT_TRUE(observer_.is_supported_.has_value());
EXPECT_FALSE(observer_.is_supported_.value());
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
observer_.update_.Reset();
// New device: base-accelerometer.
AddDevice(kFakeBaseAccelerometerId,
chromeos::sensors::mojom::DeviceType::ACCEL,
base::NumberToString(kFakeScaleValue),
kLocationStrings[ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD]);
TriggerSamples();
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::LID_BASE);
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
observer_.update_.Reset();
// New device: EC Lid Angle Driver.
AddDevice(kFakeLidAngleId, chromeos::sensors::mojom::DeviceType::ANGL,
absl::nullopt, absl::nullopt);
TriggerSamples();
EXPECT_TRUE(observer_.is_supported_.value());
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::ANGL_LID);
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
}
TEST_F(AccelerometerProviderMojoTest, NoSamplesFromBaseOnly) {
chromeos::sensors::SensorHalDispatcher::GetInstance()->RegisterServer(
sensor_hal_server_->PassRemote());
// Wait until a sample is received.
base::RunLoop().RunUntilIdle();
EXPECT_EQ(provider_->GetInitializationStateForTesting(),
MojoState::INITIALIZING);
EXPECT_FALSE(observer_.is_supported_.has_value());
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
// New device: base-accelerometer.
AddDevice(kFakeBaseAccelerometerId,
chromeos::sensors::mojom::DeviceType::ACCEL,
base::NumberToString(kFakeScaleValue),
kLocationStrings[ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD]);
// Wait until all setups are finished and no samples updated.
base::RunLoop().RunUntilIdle();
// Simulate timeout to check |ec_lid_angle_driver_status_|.
TriggerNewDevicesTimeout();
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::BASE);
EXPECT_TRUE(observer_.is_supported_.has_value());
EXPECT_FALSE(observer_.is_supported_.value());
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
// New device: lid-accelerometer.
AddLidAccelerometer();
TriggerSamples();
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::LID_BASE);
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
observer_.update_.Reset();
// New device: EC Lid Angle Driver.
AddDevice(kFakeLidAngleId, chromeos::sensors::mojom::DeviceType::ANGL,
absl::nullopt, absl::nullopt);
TriggerSamples();
EXPECT_TRUE(observer_.is_supported_.value());
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::ANGL_LID);
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
}
TEST_F(AccelerometerProviderMojoTest, NoSamplesFromLidAngle) {
// New device: EC Lid Angle Driver.
AddDevice(kFakeLidAngleId, chromeos::sensors::mojom::DeviceType::ANGL,
absl::nullopt, absl::nullopt);
chromeos::sensors::SensorHalDispatcher::GetInstance()->RegisterServer(
sensor_hal_server_->PassRemote());
// Wait until all setups are finished and no samples updated.
base::RunLoop().RunUntilIdle();
provider_->TriggerRead();
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::ANGL);
EXPECT_TRUE(observer_.is_supported_.has_value());
EXPECT_TRUE(observer_.is_supported_.value());
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
// New device: base-accelerometer.
AddDevice(kFakeBaseAccelerometerId,
chromeos::sensors::mojom::DeviceType::ACCEL,
base::NumberToString(kFakeScaleValue),
kLocationStrings[ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD]);
// Wait until all setups are finished and no samples updated.
base::RunLoop().RunUntilIdle();
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::ANGL);
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
// New device: lid-accelerometer.
AddLidAccelerometer();
TriggerSamples();
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::ANGL_LID);
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
}
TEST_F(AccelerometerProviderMojoTest, ResetStatesWithNoLidAngle) {
AddLidAccelerometer();
AddDevice(kFakeBaseAccelerometerId,
chromeos::sensors::mojom::DeviceType::ACCEL,
base::NumberToString(kFakeScaleValue),
kLocationStrings[ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD]);
chromeos::sensors::SensorHalDispatcher::GetInstance()->RegisterServer(
sensor_hal_server_->PassRemote());
// Wait until samples are received.
base::RunLoop().RunUntilIdle();
// Simulate timeout to check |ec_lid_angle_driver_status_|.
TriggerNewDevicesTimeout();
EXPECT_TRUE(observer_.is_supported_.has_value());
EXPECT_FALSE(observer_.is_supported_.value());
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::LID_BASE);
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
observer_.update_.Reset();
// Simulate a disconnection of the base accelerometer's mojo channel in IIO
// Service with the reason of DEVICE_REMOVED.
sensor_devices_[kFakeBaseAccelerometerId]->ClearReceiversWithReason(
chromeos::sensors::mojom::SensorDeviceDisconnectReason::DEVICE_REMOVED,
"Device was removed");
// Overwrite the base accelerometer in the iioservice.
AddDevice(kFakeBaseAccelerometerId,
chromeos::sensors::mojom::DeviceType::ANGLVEL, absl::nullopt,
absl::nullopt);
// Wait until the disconnection and the re-initialization are done.
base::RunLoop().RunUntilIdle();
EXPECT_TRUE(observer_.is_supported_.has_value());
EXPECT_FALSE(observer_.is_supported_.value());
EXPECT_EQ(provider_->GetInitializationStateForTesting(), MojoState::LID);
EXPECT_TRUE(observer_.update_.has(ACCELEROMETER_SOURCE_SCREEN));
EXPECT_FALSE(observer_.update_.has(ACCELEROMETER_SOURCE_ATTACHED_KEYBOARD));
}
} // namespace ash
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