Index: device/generic_sensor/platform_sensor_and_provider_unittest_linux.cc |
diff --git a/device/generic_sensor/platform_sensor_and_provider_unittest_linux.cc b/device/generic_sensor/platform_sensor_and_provider_unittest_linux.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..0f74b896e32e6e7e78c355004e490a545bcbc39d |
--- /dev/null |
+++ b/device/generic_sensor/platform_sensor_and_provider_unittest_linux.cc |
@@ -0,0 +1,661 @@ |
+// Copyright 2016 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. |
+ |
+#include "base/files/file_util.h" |
+#include "base/files/scoped_temp_dir.h" |
+#include "base/message_loop/message_loop.h" |
+#include "base/run_loop.h" |
+#include "base/strings/string_number_conversions.h" |
+#include "base/strings/string_util.h" |
+ |
+#include "device/generic_sensor/generic_sensor_consts.h" |
+#include "device/generic_sensor/linux/platform_sensor_manager.h" |
+#include "device/generic_sensor/linux/sensor_data_linux.h" |
+#include "device/generic_sensor/platform_sensor_provider_linux.h" |
+ |
+#include "testing/gmock/include/gmock/gmock.h" |
+#include "testing/gtest/include/gtest/gtest.h" |
+ |
+using ::testing::_; |
+using ::testing::Invoke; |
+using ::testing::IsNull; |
+using ::testing::NiceMock; |
+using ::testing::NotNull; |
+using ::testing::Return; |
+ |
+namespace device { |
+ |
+namespace { |
+ |
+using mojom::SensorType; |
+ |
+// Zero value can mean whether value is not being not used or zero value. |
+constexpr double kZero = 0.0; |
+ |
+constexpr double kAccelerometerFrequencyValue = 10.0; |
+constexpr double kAccelerometerOffsetValue = 1.0; |
+constexpr double kAccelerometerScalingValue = 0.009806; |
+ |
+constexpr double kGyroscopeFrequencyValue = 6.0; |
+constexpr double kGyroscopeOffsetValue = 2.0; |
+constexpr double kGyroscopeScalingValue = 0.000017; |
+ |
+constexpr double kMagnetometerFrequencyValue = 7.0; |
+constexpr double kMagnetometerOffsetValue = 3.0; |
+constexpr double kMagnetometerScalingValue = 0.000001; |
+ |
+void DeleteFile(const base::FilePath& file) { |
+ EXPECT_TRUE(base::DeleteFile(file, true)); |
+} |
+ |
+void WriteValueToFile(const base::FilePath& path, double value) { |
+ const std::string str = base::DoubleToString(value); |
+ int bytes_written = base::WriteFile(path, str.data(), str.size()); |
+ EXPECT_EQ(static_cast<size_t>(bytes_written), str.size()); |
+} |
+ |
+std::string ReadValueFromFile(const base::FilePath& path, |
+ const std::string& file) { |
+ base::FilePath file_path = base::FilePath(path).Append(file); |
+ std::string new_read_value; |
+ if (!base::ReadFileToString(file_path, &new_read_value)) |
+ return std::string(); |
+ return new_read_value; |
+} |
+ |
+} // namespace |
+ |
+// Mock for SensorDeviceService that SensorDeviceManager owns. |
+// This mock is used to emulate udev events and send found sensor devices |
+// to SensorDeviceManager. |
+class MockSensorDeviceManager : public SensorDeviceManager { |
+ public: |
+ MockSensorDeviceManager() = default; |
+ ~MockSensorDeviceManager() override {} |
+ |
+ MOCK_METHOD1(GetUdevDeviceGetSubsystem, std::string(udev_device*)); |
+ MOCK_METHOD1(GetUdevDeviceGetSyspath, std::string(udev_device*)); |
+ MOCK_METHOD1(GetUdevDeviceGetDevnode, std::string(udev_device* dev)); |
+ MOCK_METHOD2(GetUdevDeviceGetSysattrValue, |
+ std::string(udev_device*, const std::string&)); |
+ MOCK_METHOD1(Start, void(Delegate*)); |
+ |
+ void InitializeService(Delegate* delegate) { delegate_ = delegate; } |
+ |
+ void EnumerationReady() { |
+ bool success = task_runner_->PostTask( |
+ FROM_HERE, |
+ base::Bind(&SensorDeviceManager::Delegate::OnSensorNodesEnumerated, |
+ base::Unretained(delegate_))); |
+ ASSERT_TRUE(success); |
+ } |
+ |
+ void DeviceAdded(udev_device* dev) { |
+ SensorDeviceManager::OnDeviceAdded(dev); |
+ } |
+ |
+ void DeviceRemoved(udev_device* dev) { |
+ SensorDeviceManager::OnDeviceRemoved(dev); |
+ } |
+ |
+ private: |
+ DISALLOW_COPY_AND_ASSIGN(MockSensorDeviceManager); |
+}; |
+ |
+// Mock for PlatformSensor's client interface that is used to deliver |
+// error and data changes notifications. |
+class MockPlatformSensorClient : public PlatformSensor::Client { |
+ public: |
+ MockPlatformSensorClient() = default; |
+ explicit MockPlatformSensorClient(scoped_refptr<PlatformSensor> sensor) |
+ : sensor_(sensor) { |
+ if (sensor_) |
+ sensor_->AddClient(this); |
+ |
+ ON_CALL(*this, IsNotificationSuspended()).WillByDefault(Return(false)); |
+ } |
+ |
+ ~MockPlatformSensorClient() override { |
+ if (sensor_) |
+ sensor_->RemoveClient(this); |
+ } |
+ |
+ // PlatformSensor::Client interface. |
+ MOCK_METHOD0(OnSensorReadingChanged, void()); |
+ MOCK_METHOD0(OnSensorError, void()); |
+ MOCK_METHOD0(IsNotificationSuspended, bool()); |
+ |
+ private: |
+ scoped_refptr<PlatformSensor> sensor_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(MockPlatformSensorClient); |
+}; |
+ |
+class PlatformSensorAndProviderLinuxTest : public ::testing::Test { |
+ public: |
+ void SetUp() override { |
+ provider_ = PlatformSensorProviderLinux::GetInstance(); |
+ provider_->SetFileTaskRunnerForTesting(message_loop_.task_runner()); |
+ |
+ auto manager = base::MakeUnique<NiceMock<MockSensorDeviceManager>>(); |
+ manager_ = manager.get(); |
+ provider_->SetSensorDeviceManagerForTesting(std::move(manager)); |
+ |
+ ASSERT_TRUE(sensors_dir_.CreateUniqueTempDir()); |
+ } |
+ |
+ void TearDown() override { |
+ provider_->SetSensorDeviceManagerForTesting(nullptr); |
+ ASSERT_TRUE(sensors_dir_.Delete()); |
+ base::RunLoop().RunUntilIdle(); |
+ } |
+ |
+ protected: |
+ void SensorsCreated(scoped_refptr<PlatformSensor> sensor) { |
+ platform_sensor_vector_.push_back(sensor); |
+ } |
+ |
+ void SensorCreated(scoped_refptr<PlatformSensor> sensor) { |
+ platform_sensor_ = sensor; |
+ run_loop_->Quit(); |
+ } |
+ |
+ // Sensor creation is asynchronous, therefore inner loop is used to wait for |
+ // PlatformSensorProvider::CreateSensorCallback completion. |
+ scoped_refptr<PlatformSensor> CreateSensor(mojom::SensorType type) { |
+ run_loop_ = base::MakeUnique<base::RunLoop>(); |
+ provider_->CreateSensor( |
+ type, base::Bind(&PlatformSensorAndProviderLinuxTest::SensorCreated, |
+ base::Unretained(this))); |
+ run_loop_->Run(); |
+ scoped_refptr<PlatformSensor> sensor; |
+ sensor.swap(platform_sensor_); |
+ run_loop_ = nullptr; |
+ return sensor; |
+ } |
+ |
+ // Creates sensor files according to SensorPathsLinux. |
+ // Existence of sensor read files mean existence of a sensor. |
+ void InitializeSupportedSensor(SensorType type, |
+ double frequency, |
+ double offset, |
+ double scaling, |
+ double values[3]) { |
+ SensorPathsLinux data; |
+ EXPECT_TRUE(InitSensorData(type, &data)); |
+ |
+ base::FilePath sensor_dir = sensors_dir_.GetPath(); |
+ if (!data.sensor_scale_name.empty()) { |
+ base::FilePath sensor_scale_file = |
+ base::FilePath(sensor_dir).Append(data.sensor_scale_name); |
+ WriteValueToFile(sensor_scale_file, scaling); |
+ } |
+ |
+ if (!data.sensor_offset_file_name.empty()) { |
+ base::FilePath sensor_offset_file = |
+ base::FilePath(sensor_dir).Append(data.sensor_offset_file_name); |
+ WriteValueToFile(sensor_offset_file, offset); |
+ } |
+ |
+ if (!data.sensor_frequency_file_name.empty()) { |
+ base::FilePath sensor_frequency_file = |
+ base::FilePath(sensor_dir).Append(data.sensor_frequency_file_name); |
+ WriteValueToFile(sensor_frequency_file, frequency); |
+ } |
+ |
+ uint32_t i = 0; |
+ for (const auto& file_names : data.sensor_file_names) { |
+ for (const auto& name : file_names) { |
+ base::FilePath sensor_file = base::FilePath(sensor_dir).Append(name); |
+ WriteValueToFile(sensor_file, values[i++]); |
+ break; |
+ } |
+ } |
+ } |
+ |
+ // Initializes mock udev methods that emulate system methods by |
+ // just reading values from files, which SensorDeviceService has specified |
+ // calling udev methods. |
+ void InitializeMockUdevMethods(const base::FilePath& sensor_dir) { |
+ ON_CALL(*manager_, GetUdevDeviceGetSubsystem(IsNull())) |
+ .WillByDefault(Invoke([this](udev_device* dev) { return "iio"; })); |
+ |
+ ON_CALL(*manager_, GetUdevDeviceGetSyspath(IsNull())) |
+ .WillByDefault(Invoke( |
+ [sensor_dir](udev_device* dev) { return sensor_dir.value(); })); |
+ |
+ ON_CALL(*manager_, GetUdevDeviceGetDevnode(IsNull())) |
+ .WillByDefault( |
+ Invoke([this](udev_device* dev) { return "/dev/test"; })); |
+ |
+ ON_CALL(*manager_, GetUdevDeviceGetSysattrValue(IsNull(), _)) |
+ .WillByDefault(Invoke( |
+ [sensor_dir](udev_device* dev, const std::string& attribute) { |
+ return ReadValueFromFile(sensor_dir, attribute); |
+ })); |
+ } |
+ |
+ // Emulates device enumerations and initial udev events. Once all |
+ // devices are added, tells manager its ready. |
+ void SetServiceStart() { |
+ EXPECT_CALL(*manager_, Start(NotNull())) |
+ .WillOnce(Invoke([this](SensorDeviceManager::Delegate* delegate) { |
+ manager_->InitializeService(delegate); |
+ udev_device* dev = nullptr; |
+ manager_->DeviceAdded(dev /* not used */); |
+ manager_->EnumerationReady(); |
+ })); |
+ } |
+ |
+ // Waits before OnSensorReadingChanged is called. |
+ void WaitOnSensorReadingChangedEvent(MockPlatformSensorClient* client) { |
+ run_loop_ = base::MakeUnique<base::RunLoop>(); |
+ EXPECT_CALL(*client, OnSensorReadingChanged()).WillOnce(Invoke([this]() { |
+ run_loop_->Quit(); |
+ })); |
+ run_loop_->Run(); |
+ run_loop_ = nullptr; |
+ } |
+ |
+ // Waits before OnSensorError is called. |
+ void WaitOnSensorErrorEvent(MockPlatformSensorClient* client) { |
+ run_loop_ = base::MakeUnique<base::RunLoop>(); |
+ EXPECT_CALL(*client, OnSensorError()).WillOnce(Invoke([this]() { |
+ run_loop_->Quit(); |
+ })); |
+ run_loop_->Run(); |
+ run_loop_ = nullptr; |
+ } |
+ |
+ // Generates a "remove device" event by removed sensors' directory and |
+ // notifies the mock service about "removed" event. |
+ void GenerateDeviceRemovedEvent(const base::FilePath& sensor_dir) { |
+ udev_device* dev = nullptr; |
+ DeleteFile(sensor_dir); |
+ bool success = base::ThreadTaskRunnerHandle::Get()->PostTask( |
+ FROM_HERE, base::Bind(&MockSensorDeviceManager::DeviceRemoved, |
+ base::Unretained(manager_), dev /* not used */)); |
+ ASSERT_TRUE(success); |
+ } |
+ |
+ MockSensorDeviceManager* manager_; |
+ scoped_refptr<PlatformSensor> platform_sensor_; |
+ std::vector<scoped_refptr<PlatformSensor>> platform_sensor_vector_; |
+ base::MessageLoop message_loop_; |
+ std::unique_ptr<base::RunLoop> run_loop_; |
+ PlatformSensorProviderLinux* provider_; |
+ // Holds base dir where a sensor dir is located. |
+ base::ScopedTempDir sensors_dir_; |
+}; |
+ |
+// Tests sensor is not returned if not implemented. |
+TEST_F(PlatformSensorAndProviderLinuxTest, SensorIsNotImplemented) { |
+ double sensor_value[3] = {5}; |
+ InitializeSupportedSensor(SensorType::AMBIENT_LIGHT, kZero, kZero, kZero, |
+ sensor_value); |
+ SetServiceStart(); |
+ EXPECT_FALSE(CreateSensor(SensorType::PROXIMITY)); |
+} |
+ |
+// Tests sensor is not returned if not supported by hardware. |
+TEST_F(PlatformSensorAndProviderLinuxTest, SensorIsNotSupported) { |
+ double sensor_value[3] = {5}; |
+ InitializeSupportedSensor(SensorType::AMBIENT_LIGHT, kZero, kZero, kZero, |
+ sensor_value); |
+ SetServiceStart(); |
+ EXPECT_FALSE(CreateSensor(SensorType::ACCELEROMETER)); |
+} |
+ |
+// Tests sensor is returned if supported. |
+TEST_F(PlatformSensorAndProviderLinuxTest, SensorIsSupported) { |
+ double sensor_value[3] = {5}; |
+ InitializeSupportedSensor(SensorType::AMBIENT_LIGHT, kZero, kZero, kZero, |
+ sensor_value); |
+ InitializeMockUdevMethods(sensors_dir_.GetPath()); |
+ SetServiceStart(); |
+ |
+ auto sensor = CreateSensor(SensorType::AMBIENT_LIGHT); |
+ EXPECT_TRUE(sensor); |
+ EXPECT_EQ(SensorType::AMBIENT_LIGHT, sensor->GetType()); |
+} |
+ |
+// Tests that PlatformSensor::StartListening fails when provided reporting |
+// frequency is above hardware capabilities. |
+TEST_F(PlatformSensorAndProviderLinuxTest, StartFails) { |
+ double sensor_value[3] = {5}; |
+ InitializeSupportedSensor(SensorType::AMBIENT_LIGHT, kZero, kZero, kZero, |
+ sensor_value); |
+ InitializeMockUdevMethods(sensors_dir_.GetPath()); |
+ SetServiceStart(); |
+ |
+ auto sensor = CreateSensor(SensorType::AMBIENT_LIGHT); |
+ EXPECT_TRUE(sensor); |
+ |
+ auto client = base::MakeUnique<NiceMock<MockPlatformSensorClient>>(sensor); |
+ PlatformSensorConfiguration configuration(10); |
+ EXPECT_FALSE(sensor->StartListening(client.get(), configuration)); |
+} |
+ |
+// Tests that PlatformSensor::StartListening succeeds and notification about |
+// modified sensor reading is sent to the PlatformSensor::Client interface. |
+TEST_F(PlatformSensorAndProviderLinuxTest, SensorStarted) { |
+ double sensor_value[3] = {5}; |
+ InitializeSupportedSensor(SensorType::AMBIENT_LIGHT, kZero, kZero, kZero, |
+ sensor_value); |
+ InitializeMockUdevMethods(sensors_dir_.GetPath()); |
+ SetServiceStart(); |
+ |
+ auto sensor = CreateSensor(SensorType::AMBIENT_LIGHT); |
+ EXPECT_TRUE(sensor); |
+ |
+ auto client = base::MakeUnique<NiceMock<MockPlatformSensorClient>>(sensor); |
+ PlatformSensorConfiguration configuration(5); |
+ EXPECT_TRUE(sensor->StartListening(client.get(), configuration)); |
+ WaitOnSensorReadingChangedEvent(client.get()); |
+ EXPECT_TRUE(sensor->StopListening(client.get(), configuration)); |
+} |
+ |
+// Tests that OnSensorError is called when sensor is disconnected. |
+TEST_F(PlatformSensorAndProviderLinuxTest, SensorRemoved) { |
+ double sensor_value[3] = {1}; |
+ InitializeSupportedSensor(SensorType::AMBIENT_LIGHT, kZero, kZero, kZero, |
+ sensor_value); |
+ InitializeMockUdevMethods(sensors_dir_.GetPath()); |
+ SetServiceStart(); |
+ |
+ auto sensor = CreateSensor(SensorType::AMBIENT_LIGHT); |
+ EXPECT_TRUE(sensor); |
+ |
+ auto client = base::MakeUnique<NiceMock<MockPlatformSensorClient>>(sensor); |
+ PlatformSensorConfiguration configuration(5); |
+ EXPECT_TRUE(sensor->StartListening(client.get(), configuration)); |
+ GenerateDeviceRemovedEvent(sensors_dir_.GetPath()); |
+ WaitOnSensorErrorEvent(client.get()); |
+} |
+ |
+// Tests that sensor is not returned if not connected and |
+// is created after it has been added. |
+TEST_F(PlatformSensorAndProviderLinuxTest, SensorAddedAndRemoved) { |
+ double sensor_value[3] = {1, 2, 4}; |
+ InitializeSupportedSensor(SensorType::AMBIENT_LIGHT, kZero, kZero, kZero, |
+ sensor_value); |
+ InitializeMockUdevMethods(sensors_dir_.GetPath()); |
+ SetServiceStart(); |
+ |
+ auto als_sensor = CreateSensor(SensorType::AMBIENT_LIGHT); |
+ EXPECT_TRUE(als_sensor); |
+ auto gyro_sensor = CreateSensor(SensorType::GYROSCOPE); |
+ EXPECT_FALSE(gyro_sensor); |
+ |
+ InitializeSupportedSensor(SensorType::GYROSCOPE, kGyroscopeFrequencyValue, |
+ kGyroscopeOffsetValue, kGyroscopeScalingValue, |
+ sensor_value); |
+ udev_device* dev = nullptr; |
+ manager_->DeviceAdded(dev /* not used */); |
+ base::RunLoop().RunUntilIdle(); |
+ gyro_sensor = CreateSensor(SensorType::GYROSCOPE); |
+ EXPECT_TRUE(gyro_sensor); |
+ EXPECT_EQ(gyro_sensor->GetType(), SensorType::GYROSCOPE); |
+} |
+ |
+// Checks the main fields of all sensors and initialized right. |
+TEST_F(PlatformSensorAndProviderLinuxTest, CheckAllSupportedSensors) { |
+ double sensor_value[3] = {1, 2, 3}; |
+ InitializeSupportedSensor(SensorType::AMBIENT_LIGHT, kZero, kZero, kZero, |
+ sensor_value); |
+ InitializeSupportedSensor( |
+ SensorType::ACCELEROMETER, kAccelerometerFrequencyValue, |
+ kAccelerometerOffsetValue, kAccelerometerScalingValue, sensor_value); |
+ InitializeSupportedSensor(SensorType::GYROSCOPE, kGyroscopeFrequencyValue, |
+ kGyroscopeOffsetValue, kGyroscopeScalingValue, |
+ sensor_value); |
+ InitializeSupportedSensor( |
+ SensorType::MAGNETOMETER, kMagnetometerFrequencyValue, |
+ kMagnetometerOffsetValue, kMagnetometerScalingValue, sensor_value); |
+ InitializeMockUdevMethods(sensors_dir_.GetPath()); |
+ SetServiceStart(); |
+ |
+ auto als_sensor = CreateSensor(SensorType::AMBIENT_LIGHT); |
+ EXPECT_TRUE(als_sensor); |
+ EXPECT_EQ(als_sensor->GetType(), SensorType::AMBIENT_LIGHT); |
+ EXPECT_THAT(als_sensor->GetDefaultConfiguration().frequency(), |
+ kDefaultAmbientLightFrequencyHz); |
+ |
+ auto accel_sensor = CreateSensor(SensorType::ACCELEROMETER); |
+ EXPECT_TRUE(accel_sensor); |
+ EXPECT_EQ(accel_sensor->GetType(), SensorType::ACCELEROMETER); |
+ EXPECT_THAT(accel_sensor->GetDefaultConfiguration().frequency(), |
+ kAccelerometerFrequencyValue); |
+ |
+ auto gyro_sensor = CreateSensor(SensorType::GYROSCOPE); |
+ EXPECT_TRUE(gyro_sensor); |
+ EXPECT_EQ(gyro_sensor->GetType(), SensorType::GYROSCOPE); |
+ EXPECT_THAT(gyro_sensor->GetDefaultConfiguration().frequency(), |
+ kGyroscopeFrequencyValue); |
+ |
+ auto magn_sensor = CreateSensor(SensorType::MAGNETOMETER); |
+ EXPECT_TRUE(magn_sensor); |
+ EXPECT_EQ(magn_sensor->GetType(), SensorType::MAGNETOMETER); |
+ EXPECT_THAT(magn_sensor->GetDefaultConfiguration().frequency(), |
+ kMagnetometerFrequencyValue); |
+} |
+ |
+// Tests that GetMaximumSupportedFrequency provides correct value. |
+TEST_F(PlatformSensorAndProviderLinuxTest, GetMaximumSupportedFrequency) { |
+ double sensor_value[3] = {5}; |
+ InitializeSupportedSensor( |
+ SensorType::ACCELEROMETER, kAccelerometerFrequencyValue, |
+ kAccelerometerOffsetValue, kAccelerometerScalingValue, sensor_value); |
+ InitializeMockUdevMethods(sensors_dir_.GetPath()); |
+ SetServiceStart(); |
+ |
+ auto sensor = CreateSensor(SensorType::ACCELEROMETER); |
+ EXPECT_TRUE(sensor); |
+ EXPECT_THAT(sensor->GetMaximumSupportedFrequency(), |
+ kAccelerometerFrequencyValue); |
+} |
+ |
+// Tests that GetMaximumSupportedFrequency provides correct value when |
+// OS does not provide any information about frequency. |
+TEST_F(PlatformSensorAndProviderLinuxTest, |
+ GetMaximumSupportedFrequencyDefault) { |
+ double sensor_value[3] = {5}; |
+ InitializeSupportedSensor(SensorType::AMBIENT_LIGHT, kZero, kZero, kZero, |
+ sensor_value); |
+ InitializeMockUdevMethods(sensors_dir_.GetPath()); |
+ SetServiceStart(); |
+ |
+ auto sensor = CreateSensor(SensorType::AMBIENT_LIGHT); |
+ EXPECT_TRUE(sensor); |
+ EXPECT_EQ(SensorType::AMBIENT_LIGHT, sensor->GetType()); |
+ EXPECT_THAT(sensor->GetMaximumSupportedFrequency(), |
+ kDefaultAmbientLightFrequencyHz); |
+} |
+ |
+// Tests that Ambient Light sensor is correctly read. |
+TEST_F(PlatformSensorAndProviderLinuxTest, CheckAmbientLightReadings) { |
+ mojo::ScopedSharedBufferHandle handle = provider_->CloneSharedBufferHandle(); |
+ mojo::ScopedSharedBufferMapping mapping = handle->MapAtOffset( |
+ sizeof(SensorReadingSharedBuffer), |
+ SensorReadingSharedBuffer::GetOffset(SensorType::AMBIENT_LIGHT)); |
+ |
+ double sensor_value[3] = {22}; |
+ InitializeSupportedSensor(SensorType::AMBIENT_LIGHT, kZero, kZero, kZero, |
+ sensor_value); |
+ |
+ InitializeMockUdevMethods(sensors_dir_.GetPath()); |
+ SetServiceStart(); |
+ |
+ auto sensor = CreateSensor(SensorType::AMBIENT_LIGHT); |
+ EXPECT_TRUE(sensor); |
+ EXPECT_EQ(sensor->GetReportingMode(), mojom::ReportingMode::ON_CHANGE); |
+ |
+ auto client = base::MakeUnique<NiceMock<MockPlatformSensorClient>>(sensor); |
+ PlatformSensorConfiguration configuration( |
+ sensor->GetMaximumSupportedFrequency()); |
+ EXPECT_TRUE(sensor->StartListening(client.get(), configuration)); |
+ WaitOnSensorReadingChangedEvent(client.get()); |
+ EXPECT_TRUE(sensor->StopListening(client.get(), configuration)); |
+ |
+ SensorReadingSharedBuffer* buffer = |
+ static_cast<SensorReadingSharedBuffer*>(mapping.get()); |
+ EXPECT_THAT(buffer->reading.values[0], sensor_value[0]); |
+} |
+ |
+// Tests that Accelerometer readings are correctly converted. |
+TEST_F(PlatformSensorAndProviderLinuxTest, |
+ CheckAccelerometerReadingConversion) { |
+ mojo::ScopedSharedBufferHandle handle = provider_->CloneSharedBufferHandle(); |
+ mojo::ScopedSharedBufferMapping mapping = handle->MapAtOffset( |
+ sizeof(SensorReadingSharedBuffer), |
+ SensorReadingSharedBuffer::GetOffset(SensorType::ACCELEROMETER)); |
+ |
+ double sensor_values[3] = {4.5, -2.45, -3.29}; |
+ InitializeSupportedSensor( |
+ SensorType::ACCELEROMETER, kAccelerometerFrequencyValue, |
+ kAccelerometerOffsetValue, kAccelerometerScalingValue, sensor_values); |
+ |
+ // As long as WaitOnSensorReadingChangedEvent() waits until client gets a |
+ // a notification about readings changed, the frequency file must be deleted |
+ // to make the sensor device manager identify this sensor with ON_CHANGE |
+ // reporting mode. This will allow the MockPlatformSensorClient to |
+ // receive a notification and test if reading values are right. Otherwise |
+ // the test will not know when data is ready. |
+ SensorPathsLinux data; |
+ EXPECT_TRUE(InitSensorData(SensorType::ACCELEROMETER, &data)); |
+ base::FilePath frequency_file = base::FilePath(sensors_dir_.GetPath()) |
+ .Append(data.sensor_frequency_file_name); |
+ DeleteFile(frequency_file); |
+ |
+ InitializeMockUdevMethods(sensors_dir_.GetPath()); |
+ SetServiceStart(); |
+ |
+ auto sensor = CreateSensor(SensorType::ACCELEROMETER); |
+ EXPECT_TRUE(sensor); |
+ // The reporting mode is ON_CHANGE only for this test. |
+ EXPECT_EQ(sensor->GetReportingMode(), mojom::ReportingMode::ON_CHANGE); |
+ |
+ auto client = base::MakeUnique<NiceMock<MockPlatformSensorClient>>(sensor); |
+ PlatformSensorConfiguration configuration(10); |
+ EXPECT_TRUE(sensor->StartListening(client.get(), configuration)); |
+ WaitOnSensorReadingChangedEvent(client.get()); |
+ EXPECT_TRUE(sensor->StopListening(client.get(), configuration)); |
+ |
+ SensorReadingSharedBuffer* buffer = |
+ static_cast<SensorReadingSharedBuffer*>(mapping.get()); |
+#if defined(OS_CHROMEOS) |
+ double scaling = kMeanGravity / kAccelerometerScalingValue; |
+ EXPECT_THAT(buffer->reading.values[0], scaling * sensor_values[0]); |
+ EXPECT_THAT(buffer->reading.values[1], scaling * sensor_values[1]); |
+ EXPECT_THAT(buffer->reading.values[2], scaling * sensor_values[2]); |
+#else |
+ double scaling = kAccelerometerScalingValue + kAccelerometerOffsetValue; |
+ EXPECT_THAT(buffer->reading.values[0], -scaling * sensor_values[0]); |
+ EXPECT_THAT(buffer->reading.values[1], -scaling * sensor_values[1]); |
+ EXPECT_THAT(buffer->reading.values[2], -scaling * sensor_values[2]); |
+#endif |
+} |
+ |
+// Tests that Gyroscope readings are correctly converted. |
+TEST_F(PlatformSensorAndProviderLinuxTest, CheckGyroscopeReadingConversion) { |
+ mojo::ScopedSharedBufferHandle handle = provider_->CloneSharedBufferHandle(); |
+ mojo::ScopedSharedBufferMapping mapping = handle->MapAtOffset( |
+ sizeof(SensorReadingSharedBuffer), |
+ SensorReadingSharedBuffer::GetOffset(SensorType::GYROSCOPE)); |
+ |
+ double sensor_values[3] = {2.2, -3.8, -108.7}; |
+ InitializeSupportedSensor(SensorType::GYROSCOPE, kGyroscopeFrequencyValue, |
+ kGyroscopeOffsetValue, kGyroscopeScalingValue, |
+ sensor_values); |
+ |
+ // As long as WaitOnSensorReadingChangedEvent() waits until client gets a |
+ // a notification about readings changed, the frequency file must be deleted |
+ // to make the sensor device manager identify this sensor with ON_CHANGE |
+ // reporting mode. This will allow the MockPlatformSensorClient to |
+ // receive a notification and test if reading values are right. Otherwise |
+ // the test will not know when data is ready. |
+ SensorPathsLinux data; |
+ EXPECT_TRUE(InitSensorData(SensorType::GYROSCOPE, &data)); |
+ base::FilePath frequency_file = base::FilePath(sensors_dir_.GetPath()) |
+ .Append(data.sensor_frequency_file_name); |
+ DeleteFile(frequency_file); |
+ |
+ InitializeMockUdevMethods(sensors_dir_.GetPath()); |
+ SetServiceStart(); |
+ |
+ auto sensor = CreateSensor(SensorType::GYROSCOPE); |
+ EXPECT_TRUE(sensor); |
+ // The reporting mode is ON_CHANGE only for this test. |
+ EXPECT_EQ(sensor->GetReportingMode(), mojom::ReportingMode::ON_CHANGE); |
+ |
+ auto client = base::MakeUnique<NiceMock<MockPlatformSensorClient>>(sensor); |
+ PlatformSensorConfiguration configuration(10); |
+ EXPECT_TRUE(sensor->StartListening(client.get(), configuration)); |
+ WaitOnSensorReadingChangedEvent(client.get()); |
+ EXPECT_TRUE(sensor->StopListening(client.get(), configuration)); |
+ |
+ SensorReadingSharedBuffer* buffer = |
+ static_cast<SensorReadingSharedBuffer*>(mapping.get()); |
+#if defined(OS_CHROMEOS) |
+ double scaling = |
+ kMeanGravity * kRadiansInDegreesPerSecond / kGyroscopeScalingValue; |
+ EXPECT_THAT(buffer->reading.values[0], -scaling * sensor_values[0]); |
+ EXPECT_THAT(buffer->reading.values[1], -scaling * sensor_values[1]); |
+ EXPECT_THAT(buffer->reading.values[2], -scaling * sensor_values[2]); |
+#else |
+ double scaling = kGyroscopeScalingValue + kGyroscopeOffsetValue; |
+ EXPECT_THAT(buffer->reading.values[0], scaling * sensor_values[0]); |
+ EXPECT_THAT(buffer->reading.values[1], scaling * sensor_values[1]); |
+ EXPECT_THAT(buffer->reading.values[2], scaling * sensor_values[2]); |
+#endif |
+} |
+ |
+// Tests that Magnetometer readings are correctly converted. |
+TEST_F(PlatformSensorAndProviderLinuxTest, CheckMagnetometerReadingConversion) { |
+ mojo::ScopedSharedBufferHandle handle = provider_->CloneSharedBufferHandle(); |
+ mojo::ScopedSharedBufferMapping mapping = handle->MapAtOffset( |
+ sizeof(SensorReadingSharedBuffer), |
+ SensorReadingSharedBuffer::GetOffset(SensorType::MAGNETOMETER)); |
+ |
+ double sensor_values[3] = {2.2, -3.8, -108.7}; |
+ InitializeSupportedSensor( |
+ SensorType::MAGNETOMETER, kMagnetometerFrequencyValue, |
+ kMagnetometerOffsetValue, kMagnetometerScalingValue, sensor_values); |
+ |
+ // As long as WaitOnSensorReadingChangedEvent() waits until client gets a |
+ // a notification about readings changed, the frequency file must be deleted |
+ // to make the sensor device manager identify this sensor with ON_CHANGE |
+ // reporting mode. This will allow the MockPlatformSensorClient to |
+ // receive a notification and test if reading values are right. Otherwise |
+ // the test will not know when data is ready. |
+ SensorPathsLinux data; |
+ EXPECT_TRUE(InitSensorData(SensorType::MAGNETOMETER, &data)); |
+ base::FilePath frequency_file = base::FilePath(sensors_dir_.GetPath()) |
+ .Append(data.sensor_frequency_file_name); |
+ DeleteFile(frequency_file); |
+ |
+ InitializeMockUdevMethods(sensors_dir_.GetPath()); |
+ SetServiceStart(); |
+ |
+ auto sensor = CreateSensor(SensorType::MAGNETOMETER); |
+ EXPECT_TRUE(sensor); |
+ // The reporting mode is ON_CHANGE only for this test. |
+ EXPECT_EQ(sensor->GetReportingMode(), mojom::ReportingMode::ON_CHANGE); |
+ |
+ auto client = base::MakeUnique<NiceMock<MockPlatformSensorClient>>(sensor); |
+ PlatformSensorConfiguration configuration(10); |
+ EXPECT_TRUE(sensor->StartListening(client.get(), configuration)); |
+ WaitOnSensorReadingChangedEvent(client.get()); |
+ EXPECT_TRUE(sensor->StopListening(client.get(), configuration)); |
+ |
+ SensorReadingSharedBuffer* buffer = |
+ static_cast<SensorReadingSharedBuffer*>(mapping.get()); |
+ double scaling = (kMagnetometerScalingValue + kMagnetometerOffsetValue) * |
+ kMicroteslaInGauss; |
+ EXPECT_THAT(buffer->reading.values[0], scaling * sensor_values[0]); |
+ EXPECT_THAT(buffer->reading.values[1], scaling * sensor_values[1]); |
+ EXPECT_THAT(buffer->reading.values[2], scaling * sensor_values[2]); |
+} |
+ |
+} // namespace device |