components/arc/bluetooth/arc_bluetooth_bridge_unittest.cc - chromium/src.git - Git at Google

 // 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 "components/arc/bluetooth/arc_bluetooth_bridge.h"

 #include <string>
 #include <utility>
 #include <vector>

 #include "base/memory/ptr_util.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/strings/stringprintf.h"
 #include "components/arc/arc_bridge_service.h"
 #include "components/arc/bluetooth/bluetooth_type_converters.h"
 #include "components/arc/common/bluetooth.mojom.h"
 #include "components/arc/test/fake_bluetooth_instance.h"
 #include "device/bluetooth/dbus/bluez_dbus_manager.h"
 #include "device/bluetooth/dbus/fake_bluetooth_adapter_client.h"
 #include "device/bluetooth/dbus/fake_bluetooth_device_client.h"
 #include "device/bluetooth/dbus/fake_bluetooth_gatt_characteristic_client.h"
 #include "device/bluetooth/dbus/fake_bluetooth_gatt_descriptor_client.h"
 #include "device/bluetooth/dbus/fake_bluetooth_gatt_service_client.h"
 #include "device/bluetooth/dbus/fake_bluetooth_le_advertising_manager_client.h"
 #include "testing/gtest/include/gtest/gtest.h"

 namespace {
 constexpr int16_t kTestRssi = -50;
 constexpr int16_t kTestRssi2 = -70;
 }

 namespace arc {

 constexpr int kFailureAdvHandle = -1;

 class ArcBluetoothBridgeTest : public testing::Test {
  protected:
   void AddTestDevice() {
     bluez::BluezDBusManager* dbus_manager = bluez::BluezDBusManager::Get();
     auto* fake_bluetooth_device_client =
         static_cast<bluez::FakeBluetoothDeviceClient*>(
             dbus_manager->GetBluetoothDeviceClient());
     auto* fake_bluetooth_gatt_service_client =
         static_cast<bluez::FakeBluetoothGattServiceClient*>(
             dbus_manager->GetBluetoothGattServiceClient());
     auto* fake_bluetooth_gatt_characteristic_client =
         static_cast<bluez::FakeBluetoothGattCharacteristicClient*>(
             dbus_manager->GetBluetoothGattCharacteristicClient());

     fake_bluetooth_device_client->CreateDevice(
         dbus::ObjectPath(bluez::FakeBluetoothAdapterClient::kAdapterPath),
         dbus::ObjectPath(bluez::FakeBluetoothDeviceClient::kLowEnergyPath));
     fake_bluetooth_gatt_service_client->ExposeHeartRateService(
         dbus::ObjectPath(bluez::FakeBluetoothDeviceClient::kLowEnergyPath));
     fake_bluetooth_gatt_characteristic_client->ExposeHeartRateCharacteristics(
         fake_bluetooth_gatt_service_client->GetHeartRateServicePath());

     ChangeTestDeviceRssi(kTestRssi);
   }

   void ChangeTestDeviceRssi(uint16_t rssi) {
     bluez::BluezDBusManager* dbus_manager = bluez::BluezDBusManager::Get();
     auto* fake_bluetooth_device_client =
         static_cast<bluez::FakeBluetoothDeviceClient*>(
             dbus_manager->GetBluetoothDeviceClient());
     fake_bluetooth_device_client->UpdateDeviceRSSI(
         dbus::ObjectPath(bluez::FakeBluetoothDeviceClient::kLowEnergyPath),
         rssi);
   }

   void OnAdapterInitialized(scoped_refptr<device::BluetoothAdapter> adapter) {
     adapter_ = adapter;
     get_adapter_run_loop_.Quit();
   }

   void SetUp() override {
     std::unique_ptr<bluez::BluezDBusManagerSetter> dbus_setter =
         bluez::BluezDBusManager::GetSetterForTesting();
     auto fake_bluetooth_device_client =
         base::MakeUnique<bluez::FakeBluetoothDeviceClient>();
     fake_bluetooth_device_client->RemoveAllDevices();
     dbus_setter->SetBluetoothDeviceClient(
         std::move(fake_bluetooth_device_client));
     dbus_setter->SetBluetoothGattServiceClient(
         base::MakeUnique<bluez::FakeBluetoothGattServiceClient>());
     dbus_setter->SetBluetoothGattCharacteristicClient(
         base::MakeUnique<bluez::FakeBluetoothGattCharacteristicClient>());
     dbus_setter->SetBluetoothGattDescriptorClient(
         base::MakeUnique<bluez::FakeBluetoothGattDescriptorClient>());

     arc_bridge_service_ = base::MakeUnique<ArcBridgeService>();
     fake_bluetooth_instance_ = base::MakeUnique<FakeBluetoothInstance>();
     arc_bridge_service_->bluetooth()->SetInstance(
         fake_bluetooth_instance_.get(), 2);
     arc_bluetooth_bridge_ =
         base::MakeUnique<ArcBluetoothBridge>(arc_bridge_service_.get());

     device::BluetoothAdapterFactory::GetAdapter(base::Bind(
         &ArcBluetoothBridgeTest::OnAdapterInitialized, base::Unretained(this)));
     // We will quit the loop once we get the adapter.
     get_adapter_run_loop_.Run();
   }

   // Helper methods for multi advertisement tests.
   int32_t ReserveAdvertisementHandle() {
     constexpr int kSentinelHandle = -2;
     last_adv_handle_ = kSentinelHandle;
     arc_bluetooth_bridge_->ReserveAdvertisementHandle(
         base::Bind(&ArcBluetoothBridgeTest::ReserveAdvertisementHandleCallback,
                    base::Unretained(this)));

     base::RunLoop().RunUntilIdle();
     // Make sure the callback was called.
     EXPECT_NE(kSentinelHandle, last_adv_handle_);
     return last_adv_handle_;
   }

   mojom::BluetoothGattStatus BroadcastAdvertisement(
       int adv_handle,
       std::unique_ptr<device::BluetoothAdvertisement::Data> data) {
     last_status_ = mojom::BluetoothGattStatus::GATT_REQUEST_NOT_SUPPORTED;
     arc_bluetooth_bridge_->BroadcastAdvertisement(
         adv_handle, std::move(data),
         base::Bind(&ArcBluetoothBridgeTest::StatusSetterCallback,
                    base::Unretained(this)));

     base::RunLoop().RunUntilIdle();
     EXPECT_NE(mojom::BluetoothGattStatus::GATT_REQUEST_NOT_SUPPORTED,
               last_status_);
     return last_status_;
   }

   mojom::BluetoothGattStatus ReleaseAdvertisementHandle(int adv_handle) {
     last_status_ = mojom::BluetoothGattStatus::GATT_REQUEST_NOT_SUPPORTED;
     arc_bluetooth_bridge_->ReleaseAdvertisementHandle(
         adv_handle, base::Bind(&ArcBluetoothBridgeTest::StatusSetterCallback,
                                base::Unretained(this)));

     base::RunLoop().RunUntilIdle();
     EXPECT_NE(mojom::BluetoothGattStatus::GATT_REQUEST_NOT_SUPPORTED,
               last_status_);
     return last_status_;
   }

   void ReserveAdvertisementHandleCallback(mojom::BluetoothGattStatus status,
                                           int32_t adv_handle) {
     if (status == mojom::BluetoothGattStatus::GATT_FAILURE)
       last_adv_handle_ = kFailureAdvHandle;
     else
       last_adv_handle_ = adv_handle;
   }

   void StatusSetterCallback(mojom::BluetoothGattStatus status) {
     last_status_ = status;
   }

   int NumActiveAdvertisements() {
     bluez::FakeBluetoothLEAdvertisingManagerClient* adv_client =
         static_cast<bluez::FakeBluetoothLEAdvertisingManagerClient*>(
             bluez::BluezDBusManager::Get()
                 ->GetBluetoothLEAdvertisingManagerClient());
     return adv_client->currently_registered();
   }

   int last_adv_handle_;
   mojom::BluetoothGattStatus last_status_;

   std::unique_ptr<ArcBridgeService> arc_bridge_service_;
   std::unique_ptr<FakeBluetoothInstance> fake_bluetooth_instance_;
   std::unique_ptr<ArcBluetoothBridge> arc_bluetooth_bridge_;
   scoped_refptr<device::BluetoothAdapter> adapter_;
   base::MessageLoop message_loop_;
   base::RunLoop get_adapter_run_loop_;
 };

 // When we add device to bluez::FakeBluetoothDeviceClient, ArcBluetoothBridge
 // should send new device data to Android. This test will then check
 // the correctness of the device properties sent via arc bridge.
 TEST_F(ArcBluetoothBridgeTest, DeviceFound) {
   EXPECT_EQ(0u, fake_bluetooth_instance_->device_found_data().size());
   AddTestDevice();
   EXPECT_EQ(2u, fake_bluetooth_instance_->device_found_data().size());
   const std::vector<mojom::BluetoothPropertyPtr>& prop =
       fake_bluetooth_instance_->device_found_data().back();

   EXPECT_EQ(7u, prop.size());
   EXPECT_TRUE(prop[0]->is_bdname());
   EXPECT_EQ(std::string(bluez::FakeBluetoothDeviceClient::kLowEnergyName),
             prop[0]->get_bdname());
   EXPECT_TRUE(prop[1]->is_bdaddr());
   EXPECT_EQ(std::string(bluez::FakeBluetoothDeviceClient::kLowEnergyAddress),
             prop[1]->get_bdaddr()->To<std::string>());
   EXPECT_TRUE(prop[2]->is_uuids());
   EXPECT_EQ(1u, prop[2]->get_uuids().size());
   EXPECT_EQ(bluez::FakeBluetoothGattServiceClient::kHeartRateServiceUUID,
             prop[2]->get_uuids()[0].value());
   EXPECT_TRUE(prop[3]->is_device_class());
   EXPECT_EQ(bluez::FakeBluetoothDeviceClient::kLowEnergyClass,
             prop[3]->get_device_class());
   EXPECT_TRUE(prop[4]->is_device_type());
   // bluez::FakeBluetoothDeviceClient does not return proper device type.
   EXPECT_TRUE(prop[5]->is_remote_friendly_name());
   EXPECT_EQ(std::string(bluez::FakeBluetoothDeviceClient::kLowEnergyName),
             prop[5]->get_remote_friendly_name());
   EXPECT_TRUE(prop[6]->is_remote_rssi());
   EXPECT_EQ(kTestRssi, prop[6]->get_remote_rssi());

   ChangeTestDeviceRssi(kTestRssi2);
   EXPECT_EQ(3u, fake_bluetooth_instance_->device_found_data().size());
   const std::vector<mojom::BluetoothPropertyPtr>& prop2 =
       fake_bluetooth_instance_->device_found_data().back();
   EXPECT_EQ(7u, prop2.size());
   EXPECT_TRUE(prop2[6]->is_remote_rssi());
   EXPECT_EQ(kTestRssi2, prop2[6]->get_remote_rssi());
 }

 // Invoke OnDiscoveryStarted to send cached device to BT instance,
 // and check correctness of the Advertising data sent via arc bridge.
 TEST_F(ArcBluetoothBridgeTest, LEDeviceFound) {
   EXPECT_EQ(0u, fake_bluetooth_instance_->le_device_found_data().size());
   AddTestDevice();
   EXPECT_EQ(1u, fake_bluetooth_instance_->le_device_found_data().size());

   const auto& le_device_found_data =
       fake_bluetooth_instance_->le_device_found_data().back();
   const mojom::BluetoothAddressPtr& addr = le_device_found_data->addr();
   const std::vector<mojom::BluetoothAdvertisingDataPtr>& adv_data =
       le_device_found_data->adv_data();

   EXPECT_EQ(std::string(bluez::FakeBluetoothDeviceClient::kLowEnergyAddress),
             addr->To<std::string>());
   EXPECT_EQ(2u, adv_data.size());

   EXPECT_TRUE(adv_data[0]->is_local_name());
   EXPECT_EQ(std::string(bluez::FakeBluetoothDeviceClient::kLowEnergyName),
             adv_data[0]->get_local_name());

   EXPECT_TRUE(adv_data[1]->is_service_uuids());
   EXPECT_EQ(1u, adv_data[1]->get_service_uuids().size());
   EXPECT_EQ(bluez::FakeBluetoothGattServiceClient::kHeartRateServiceUUID,
             adv_data[1]->get_service_uuids()[0].canonical_value());

   EXPECT_EQ(kTestRssi, le_device_found_data->rssi());

   ChangeTestDeviceRssi(kTestRssi2);
   EXPECT_EQ(2u, fake_bluetooth_instance_->le_device_found_data().size());
   EXPECT_EQ(kTestRssi2,
             fake_bluetooth_instance_->le_device_found_data().back()->rssi());
 }

 // Invoke GetGattDB and check correctness of the GattDB sent via arc bridge.
 TEST_F(ArcBluetoothBridgeTest, GetGattDB) {
   AddTestDevice();

   arc_bluetooth_bridge_->GetGattDB(mojom::BluetoothAddress::From(
       std::string(bluez::FakeBluetoothDeviceClient::kLowEnergyAddress)));
   EXPECT_EQ(1u, fake_bluetooth_instance_->gatt_db_result().size());

   const mojom::BluetoothAddressPtr& addr =
       fake_bluetooth_instance_->gatt_db_result().back()->remote_addr();
   EXPECT_EQ(std::string(bluez::FakeBluetoothDeviceClient::kLowEnergyAddress),
             addr->To<std::string>());

   // HeartRateService in bluez::FakeBluetoothDeviceClient consists of
   // Service: HeartRateService
   //     Characteristic: HeartRateMeasurement
   //         Descriptor: ClientCharacteristicConfiguration
   //     Characteristic: BodySensorLocation
   //     Characteristic: HeartRateControlPoint
   const std::vector<mojom::BluetoothGattDBElementPtr>& db =
       fake_bluetooth_instance_->gatt_db_result().back()->db();
   EXPECT_EQ(5u, db.size());

   EXPECT_EQ(device::BluetoothUUID(
                 bluez::FakeBluetoothGattServiceClient::kHeartRateServiceUUID),
             db[0]->uuid);
   EXPECT_EQ(mojom::BluetoothGattDBAttributeType::BTGATT_DB_PRIMARY_SERVICE,
             db[0]->type);

   EXPECT_EQ(device::BluetoothUUID(bluez::FakeBluetoothGattCharacteristicClient::
                                       kHeartRateMeasurementUUID),
             db[1]->uuid);
   EXPECT_EQ(mojom::BluetoothGattDBAttributeType::BTGATT_DB_CHARACTERISTIC,
             db[1]->type);
   EXPECT_EQ(device::BluetoothGattCharacteristic::PROPERTY_NOTIFY,
             db[1]->properties);

   EXPECT_EQ(device::BluetoothUUID(bluez::FakeBluetoothGattDescriptorClient::
                                       kClientCharacteristicConfigurationUUID),
             db[2]->uuid);
   EXPECT_EQ(mojom::BluetoothGattDBAttributeType::BTGATT_DB_DESCRIPTOR,
             db[2]->type);

   EXPECT_EQ(device::BluetoothUUID(bluez::FakeBluetoothGattCharacteristicClient::
                                       kBodySensorLocationUUID),
             db[3]->uuid);
   EXPECT_EQ(mojom::BluetoothGattDBAttributeType::BTGATT_DB_CHARACTERISTIC,
             db[3]->type);
   EXPECT_EQ(device::BluetoothGattCharacteristic::PROPERTY_READ,
             db[3]->properties);

   EXPECT_EQ(device::BluetoothUUID(bluez::FakeBluetoothGattCharacteristicClient::
                                       kHeartRateControlPointUUID),
             db[4]->uuid);
   EXPECT_EQ(mojom::BluetoothGattDBAttributeType::BTGATT_DB_CHARACTERISTIC,
             db[4]->type);
   EXPECT_EQ(device::BluetoothGattCharacteristic::PROPERTY_WRITE,
             db[4]->properties);
 }

 // Invoke multi advertisement methods and make sure they are going down to the
 // D-Bus clients.
 TEST_F(ArcBluetoothBridgeTest, SingleAdvertisement) {
   int32_t handle = ReserveAdvertisementHandle();
   EXPECT_NE(kFailureAdvHandle, handle);
   EXPECT_EQ(0, NumActiveAdvertisements());

   auto adv_data = base::MakeUnique<device::BluetoothAdvertisement::Data>(
       device::BluetoothAdvertisement::ADVERTISEMENT_TYPE_BROADCAST);
   mojom::BluetoothGattStatus status =
       BroadcastAdvertisement(handle, std::move(adv_data));
   EXPECT_EQ(mojom::BluetoothGattStatus::GATT_SUCCESS, status);
   EXPECT_EQ(1, NumActiveAdvertisements());

   status = ReleaseAdvertisementHandle(handle);
   EXPECT_EQ(mojom::BluetoothGattStatus::GATT_SUCCESS, status);
   EXPECT_EQ(0, NumActiveAdvertisements());
 }

 }  // namespace arc
	// 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 "components/arc/bluetooth/arc_bluetooth_bridge.h"

	#include <string>
	#include <utility>
	#include <vector>

	#include "base/memory/ptr_util.h"
	#include "base/message_loop/message_loop.h"
	#include "base/run_loop.h"
	#include "base/strings/stringprintf.h"
	#include "components/arc/arc_bridge_service.h"
	#include "components/arc/bluetooth/bluetooth_type_converters.h"
	#include "components/arc/common/bluetooth.mojom.h"
	#include "components/arc/test/fake_bluetooth_instance.h"
	#include "device/bluetooth/dbus/bluez_dbus_manager.h"
	#include "device/bluetooth/dbus/fake_bluetooth_adapter_client.h"
	#include "device/bluetooth/dbus/fake_bluetooth_device_client.h"
	#include "device/bluetooth/dbus/fake_bluetooth_gatt_characteristic_client.h"
	#include "device/bluetooth/dbus/fake_bluetooth_gatt_descriptor_client.h"
	#include "device/bluetooth/dbus/fake_bluetooth_gatt_service_client.h"
	#include "device/bluetooth/dbus/fake_bluetooth_le_advertising_manager_client.h"
	#include "testing/gtest/include/gtest/gtest.h"

	namespace {
	constexpr int16_t kTestRssi = -50;
	constexpr int16_t kTestRssi2 = -70;
	}

	namespace arc {

	constexpr int kFailureAdvHandle = -1;

	class ArcBluetoothBridgeTest : public testing::Test {
	protected:
	void AddTestDevice() {
	bluez::BluezDBusManager* dbus_manager = bluez::BluezDBusManager::Get();
	auto* fake_bluetooth_device_client =
	static_cast<bluez::FakeBluetoothDeviceClient*>(
	dbus_manager->GetBluetoothDeviceClient());
	auto* fake_bluetooth_gatt_service_client =
	static_cast<bluez::FakeBluetoothGattServiceClient*>(
	dbus_manager->GetBluetoothGattServiceClient());
	auto* fake_bluetooth_gatt_characteristic_client =
	static_cast<bluez::FakeBluetoothGattCharacteristicClient*>(
	dbus_manager->GetBluetoothGattCharacteristicClient());

	fake_bluetooth_device_client->CreateDevice(
	dbus::ObjectPath(bluez::FakeBluetoothAdapterClient::kAdapterPath),
	dbus::ObjectPath(bluez::FakeBluetoothDeviceClient::kLowEnergyPath));
	fake_bluetooth_gatt_service_client->ExposeHeartRateService(
	dbus::ObjectPath(bluez::FakeBluetoothDeviceClient::kLowEnergyPath));
	fake_bluetooth_gatt_characteristic_client->ExposeHeartRateCharacteristics(
	fake_bluetooth_gatt_service_client->GetHeartRateServicePath());

	ChangeTestDeviceRssi(kTestRssi);
	}

	void ChangeTestDeviceRssi(uint16_t rssi) {
	bluez::BluezDBusManager* dbus_manager = bluez::BluezDBusManager::Get();
	auto* fake_bluetooth_device_client =
	static_cast<bluez::FakeBluetoothDeviceClient*>(
	dbus_manager->GetBluetoothDeviceClient());
	fake_bluetooth_device_client->UpdateDeviceRSSI(
	dbus::ObjectPath(bluez::FakeBluetoothDeviceClient::kLowEnergyPath),
	rssi);
	}

	void OnAdapterInitialized(scoped_refptr<device::BluetoothAdapter> adapter) {
	adapter_ = adapter;
	get_adapter_run_loop_.Quit();
	}

	void SetUp() override {
	std::unique_ptr<bluez::BluezDBusManagerSetter> dbus_setter =
	bluez::BluezDBusManager::GetSetterForTesting();
	auto fake_bluetooth_device_client =
	base::MakeUnique<bluez::FakeBluetoothDeviceClient>();
	fake_bluetooth_device_client->RemoveAllDevices();
	dbus_setter->SetBluetoothDeviceClient(
	std::move(fake_bluetooth_device_client));
	dbus_setter->SetBluetoothGattServiceClient(
	base::MakeUnique<bluez::FakeBluetoothGattServiceClient>());
	dbus_setter->SetBluetoothGattCharacteristicClient(
	base::MakeUnique<bluez::FakeBluetoothGattCharacteristicClient>());
	dbus_setter->SetBluetoothGattDescriptorClient(
	base::MakeUnique<bluez::FakeBluetoothGattDescriptorClient>());

	arc_bridge_service_ = base::MakeUnique<ArcBridgeService>();
	fake_bluetooth_instance_ = base::MakeUnique<FakeBluetoothInstance>();
	arc_bridge_service_->bluetooth()->SetInstance(
	fake_bluetooth_instance_.get(), 2);
	arc_bluetooth_bridge_ =
	base::MakeUnique<ArcBluetoothBridge>(arc_bridge_service_.get());

	device::BluetoothAdapterFactory::GetAdapter(base::Bind(
	&ArcBluetoothBridgeTest::OnAdapterInitialized, base::Unretained(this)));
	// We will quit the loop once we get the adapter.
	get_adapter_run_loop_.Run();
	}

	// Helper methods for multi advertisement tests.
	int32_t ReserveAdvertisementHandle() {
	constexpr int kSentinelHandle = -2;
	last_adv_handle_ = kSentinelHandle;
	arc_bluetooth_bridge_->ReserveAdvertisementHandle(
	base::Bind(&ArcBluetoothBridgeTest::ReserveAdvertisementHandleCallback,
	base::Unretained(this)));

	base::RunLoop().RunUntilIdle();
	// Make sure the callback was called.
	EXPECT_NE(kSentinelHandle, last_adv_handle_);
	return last_adv_handle_;
	}

	mojom::BluetoothGattStatus BroadcastAdvertisement(
	int adv_handle,
	std::unique_ptr<device::BluetoothAdvertisement::Data> data) {
	last_status_ = mojom::BluetoothGattStatus::GATT_REQUEST_NOT_SUPPORTED;
	arc_bluetooth_bridge_->BroadcastAdvertisement(
	adv_handle, std::move(data),
	base::Bind(&ArcBluetoothBridgeTest::StatusSetterCallback,
	base::Unretained(this)));

	base::RunLoop().RunUntilIdle();
	EXPECT_NE(mojom::BluetoothGattStatus::GATT_REQUEST_NOT_SUPPORTED,
	last_status_);
	return last_status_;
	}

	mojom::BluetoothGattStatus ReleaseAdvertisementHandle(int adv_handle) {
	last_status_ = mojom::BluetoothGattStatus::GATT_REQUEST_NOT_SUPPORTED;
	arc_bluetooth_bridge_->ReleaseAdvertisementHandle(
	adv_handle, base::Bind(&ArcBluetoothBridgeTest::StatusSetterCallback,
	base::Unretained(this)));

	base::RunLoop().RunUntilIdle();
	EXPECT_NE(mojom::BluetoothGattStatus::GATT_REQUEST_NOT_SUPPORTED,
	last_status_);
	return last_status_;
	}

	void ReserveAdvertisementHandleCallback(mojom::BluetoothGattStatus status,
	int32_t adv_handle) {
	if (status == mojom::BluetoothGattStatus::GATT_FAILURE)
	last_adv_handle_ = kFailureAdvHandle;
	else
	last_adv_handle_ = adv_handle;
	}

	void StatusSetterCallback(mojom::BluetoothGattStatus status) {
	last_status_ = status;
	}

	int NumActiveAdvertisements() {
	bluez::FakeBluetoothLEAdvertisingManagerClient* adv_client =
	static_cast<bluez::FakeBluetoothLEAdvertisingManagerClient*>(
	bluez::BluezDBusManager::Get()
	->GetBluetoothLEAdvertisingManagerClient());
	return adv_client->currently_registered();
	}

	int last_adv_handle_;
	mojom::BluetoothGattStatus last_status_;

	std::unique_ptr<ArcBridgeService> arc_bridge_service_;
	std::unique_ptr<FakeBluetoothInstance> fake_bluetooth_instance_;
	std::unique_ptr<ArcBluetoothBridge> arc_bluetooth_bridge_;
	scoped_refptr<device::BluetoothAdapter> adapter_;
	base::MessageLoop message_loop_;
	base::RunLoop get_adapter_run_loop_;
	};

	// When we add device to bluez::FakeBluetoothDeviceClient, ArcBluetoothBridge
	// should send new device data to Android. This test will then check
	// the correctness of the device properties sent via arc bridge.
	TEST_F(ArcBluetoothBridgeTest, DeviceFound) {
	EXPECT_EQ(0u, fake_bluetooth_instance_->device_found_data().size());
	AddTestDevice();
	EXPECT_EQ(2u, fake_bluetooth_instance_->device_found_data().size());
	const std::vector<mojom::BluetoothPropertyPtr>& prop =
	fake_bluetooth_instance_->device_found_data().back();

	EXPECT_EQ(7u, prop.size());
	EXPECT_TRUE(prop[0]->is_bdname());
	EXPECT_EQ(std::string(bluez::FakeBluetoothDeviceClient::kLowEnergyName),
	prop[0]->get_bdname());
	EXPECT_TRUE(prop[1]->is_bdaddr());
	EXPECT_EQ(std::string(bluez::FakeBluetoothDeviceClient::kLowEnergyAddress),
	prop[1]->get_bdaddr()->To<std::string>());
	EXPECT_TRUE(prop[2]->is_uuids());
	EXPECT_EQ(1u, prop[2]->get_uuids().size());
	EXPECT_EQ(bluez::FakeBluetoothGattServiceClient::kHeartRateServiceUUID,
	prop[2]->get_uuids()[0].value());
	EXPECT_TRUE(prop[3]->is_device_class());
	EXPECT_EQ(bluez::FakeBluetoothDeviceClient::kLowEnergyClass,
	prop[3]->get_device_class());
	EXPECT_TRUE(prop[4]->is_device_type());
	// bluez::FakeBluetoothDeviceClient does not return proper device type.
	EXPECT_TRUE(prop[5]->is_remote_friendly_name());
	EXPECT_EQ(std::string(bluez::FakeBluetoothDeviceClient::kLowEnergyName),
	prop[5]->get_remote_friendly_name());
	EXPECT_TRUE(prop[6]->is_remote_rssi());
	EXPECT_EQ(kTestRssi, prop[6]->get_remote_rssi());

	ChangeTestDeviceRssi(kTestRssi2);
	EXPECT_EQ(3u, fake_bluetooth_instance_->device_found_data().size());
	const std::vector<mojom::BluetoothPropertyPtr>& prop2 =
	fake_bluetooth_instance_->device_found_data().back();
	EXPECT_EQ(7u, prop2.size());
	EXPECT_TRUE(prop2[6]->is_remote_rssi());
	EXPECT_EQ(kTestRssi2, prop2[6]->get_remote_rssi());
	}

	// Invoke OnDiscoveryStarted to send cached device to BT instance,
	// and check correctness of the Advertising data sent via arc bridge.
	TEST_F(ArcBluetoothBridgeTest, LEDeviceFound) {
	EXPECT_EQ(0u, fake_bluetooth_instance_->le_device_found_data().size());
	AddTestDevice();
	EXPECT_EQ(1u, fake_bluetooth_instance_->le_device_found_data().size());

	const auto& le_device_found_data =
	fake_bluetooth_instance_->le_device_found_data().back();
	const mojom::BluetoothAddressPtr& addr = le_device_found_data->addr();
	const std::vector<mojom::BluetoothAdvertisingDataPtr>& adv_data =
	le_device_found_data->adv_data();

	EXPECT_EQ(std::string(bluez::FakeBluetoothDeviceClient::kLowEnergyAddress),
	addr->To<std::string>());
	EXPECT_EQ(2u, adv_data.size());

	EXPECT_TRUE(adv_data[0]->is_local_name());
	EXPECT_EQ(std::string(bluez::FakeBluetoothDeviceClient::kLowEnergyName),
	adv_data[0]->get_local_name());

	EXPECT_TRUE(adv_data[1]->is_service_uuids());
	EXPECT_EQ(1u, adv_data[1]->get_service_uuids().size());
	EXPECT_EQ(bluez::FakeBluetoothGattServiceClient::kHeartRateServiceUUID,
	adv_data[1]->get_service_uuids()[0].canonical_value());

	EXPECT_EQ(kTestRssi, le_device_found_data->rssi());

	ChangeTestDeviceRssi(kTestRssi2);
	EXPECT_EQ(2u, fake_bluetooth_instance_->le_device_found_data().size());
	EXPECT_EQ(kTestRssi2,
	fake_bluetooth_instance_->le_device_found_data().back()->rssi());
	}

	// Invoke GetGattDB and check correctness of the GattDB sent via arc bridge.
	TEST_F(ArcBluetoothBridgeTest, GetGattDB) {
	AddTestDevice();

	arc_bluetooth_bridge_->GetGattDB(mojom::BluetoothAddress::From(
	std::string(bluez::FakeBluetoothDeviceClient::kLowEnergyAddress)));
	EXPECT_EQ(1u, fake_bluetooth_instance_->gatt_db_result().size());

	const mojom::BluetoothAddressPtr& addr =
	fake_bluetooth_instance_->gatt_db_result().back()->remote_addr();
	EXPECT_EQ(std::string(bluez::FakeBluetoothDeviceClient::kLowEnergyAddress),
	addr->To<std::string>());

	// HeartRateService in bluez::FakeBluetoothDeviceClient consists of
	// Service: HeartRateService
	// Characteristic: HeartRateMeasurement
	// Descriptor: ClientCharacteristicConfiguration
	// Characteristic: BodySensorLocation
	// Characteristic: HeartRateControlPoint
	const std::vector<mojom::BluetoothGattDBElementPtr>& db =
	fake_bluetooth_instance_->gatt_db_result().back()->db();
	EXPECT_EQ(5u, db.size());

	EXPECT_EQ(device::BluetoothUUID(
	bluez::FakeBluetoothGattServiceClient::kHeartRateServiceUUID),
	db[0]->uuid);
	EXPECT_EQ(mojom::BluetoothGattDBAttributeType::BTGATT_DB_PRIMARY_SERVICE,
	db[0]->type);

	EXPECT_EQ(device::BluetoothUUID(bluez::FakeBluetoothGattCharacteristicClient::
	kHeartRateMeasurementUUID),
	db[1]->uuid);
	EXPECT_EQ(mojom::BluetoothGattDBAttributeType::BTGATT_DB_CHARACTERISTIC,
	db[1]->type);
	EXPECT_EQ(device::BluetoothGattCharacteristic::PROPERTY_NOTIFY,
	db[1]->properties);

	EXPECT_EQ(device::BluetoothUUID(bluez::FakeBluetoothGattDescriptorClient::
	kClientCharacteristicConfigurationUUID),
	db[2]->uuid);
	EXPECT_EQ(mojom::BluetoothGattDBAttributeType::BTGATT_DB_DESCRIPTOR,
	db[2]->type);

	EXPECT_EQ(device::BluetoothUUID(bluez::FakeBluetoothGattCharacteristicClient::
	kBodySensorLocationUUID),
	db[3]->uuid);
	EXPECT_EQ(mojom::BluetoothGattDBAttributeType::BTGATT_DB_CHARACTERISTIC,
	db[3]->type);
	EXPECT_EQ(device::BluetoothGattCharacteristic::PROPERTY_READ,
	db[3]->properties);

	EXPECT_EQ(device::BluetoothUUID(bluez::FakeBluetoothGattCharacteristicClient::
	kHeartRateControlPointUUID),
	db[4]->uuid);
	EXPECT_EQ(mojom::BluetoothGattDBAttributeType::BTGATT_DB_CHARACTERISTIC,
	db[4]->type);
	EXPECT_EQ(device::BluetoothGattCharacteristic::PROPERTY_WRITE,
	db[4]->properties);
	}

	// Invoke multi advertisement methods and make sure they are going down to the
	// D-Bus clients.
	TEST_F(ArcBluetoothBridgeTest, SingleAdvertisement) {
	int32_t handle = ReserveAdvertisementHandle();
	EXPECT_NE(kFailureAdvHandle, handle);
	EXPECT_EQ(0, NumActiveAdvertisements());

	auto adv_data = base::MakeUnique<device::BluetoothAdvertisement::Data>(
	device::BluetoothAdvertisement::ADVERTISEMENT_TYPE_BROADCAST);
	mojom::BluetoothGattStatus status =
	BroadcastAdvertisement(handle, std::move(adv_data));
	EXPECT_EQ(mojom::BluetoothGattStatus::GATT_SUCCESS, status);
	EXPECT_EQ(1, NumActiveAdvertisements());

	status = ReleaseAdvertisementHandle(handle);
	EXPECT_EQ(mojom::BluetoothGattStatus::GATT_SUCCESS, status);
	EXPECT_EQ(0, NumActiveAdvertisements());
	}

	} // namespace arc