bluetooth: Post a task when sending GATT events to simulate another thread.

device/bluetooth/bluetooth_remote_gatt_service_unittest.cc

 // Copyright 2015 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/run_loop.h"
+#include "build/build_config.h"
 #include "device/bluetooth/bluetooth_gatt_service.h"
-
-#include "build/build_config.h"
 #include "device/bluetooth/bluetooth_remote_gatt_characteristic.h"
 #include "device/bluetooth/test/test_bluetooth_adapter_observer.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #if defined(OS_ANDROID)
 #include "device/bluetooth/test/bluetooth_test_android.h"
 #elif defined(OS_MACOSX)
 #include "device/bluetooth/test/bluetooth_test_mac.h"
 #elif defined(OS_WIN)
 #include "device/bluetooth/test/bluetooth_test_win.h"
@@ skipping 15 matching lines @@
   StartLowEnergyDiscoverySession();
   // 2 devices to verify unique IDs across them.
   BluetoothDevice* device1 = SimulateLowEnergyDevice(3);
   BluetoothDevice* device2 = SimulateLowEnergyDevice(4);
   device1->CreateGattConnection(GetGattConnectionCallback(Call::EXPECTED),
                                 GetConnectErrorCallback(Call::NOT_EXPECTED));
   device2->CreateGattConnection(GetGattConnectionCallback(Call::EXPECTED),
                                 GetConnectErrorCallback(Call::NOT_EXPECTED));
   SimulateGattConnection(device1);
   SimulateGattConnection(device2);
+  base::RunLoop().RunUntilIdle();
 
   // 2 duplicate UUIDs creating 2 service instances on each device.
   std::vector<std::string> services;
   std::string uuid = "00000000-0000-1000-8000-00805f9b34fb";
   services.push_back(uuid);
   services.push_back(uuid);
   SimulateGattServicesDiscovered(device1, services);
   SimulateGattServicesDiscovered(device2, services);
+  base::RunLoop().RunUntilIdle();
   BluetoothRemoteGattService* service1 = device1->GetGattServices()[0];
   BluetoothRemoteGattService* service2 = device1->GetGattServices()[1];
   BluetoothRemoteGattService* service3 = device2->GetGattServices()[0];
   BluetoothRemoteGattService* service4 = device2->GetGattServices()[1];
 
   // All IDs are unique, even though they have the same UUID.
   EXPECT_NE(service1->GetIdentifier(), service2->GetIdentifier());
   EXPECT_NE(service1->GetIdentifier(), service3->GetIdentifier());
   EXPECT_NE(service1->GetIdentifier(), service4->GetIdentifier());
 
   EXPECT_NE(service2->GetIdentifier(), service3->GetIdentifier());
   EXPECT_NE(service2->GetIdentifier(), service4->GetIdentifier());
 
   EXPECT_NE(service3->GetIdentifier(), service4->GetIdentifier());
 }
 #endif  // defined(OS_ANDROID) || defined(OS_MACOSX) || defined(OS_WIN)
 
 #if defined(OS_ANDROID) || defined(OS_MACOSX) || defined(OS_WIN)
 TEST_F(BluetoothRemoteGattServiceTest, GetUUID) {
   if (!PlatformSupportsLowEnergy()) {
     LOG(WARNING) << "Low Energy Bluetooth unavailable, skipping unit test.";
     return;
   }
   InitWithFakeAdapter();
   StartLowEnergyDiscoverySession();
   BluetoothDevice* device = SimulateLowEnergyDevice(3);
   device->CreateGattConnection(GetGattConnectionCallback(Call::EXPECTED),
                                GetConnectErrorCallback(Call::NOT_EXPECTED));
   SimulateGattConnection(device);
+  base::RunLoop().RunUntilIdle();
 
   // Create multiple instances with the same UUID.
   BluetoothUUID uuid("00000000-0000-1000-8000-00805f9b34fb");
   std::vector<std::string> services;
   services.push_back(uuid.canonical_value());
   services.push_back(uuid.canonical_value());
   SimulateGattServicesDiscovered(device, services);
+  base::RunLoop().RunUntilIdle();
 
   // Each has the same UUID.
   EXPECT_EQ(uuid, device->GetGattServices()[0]->GetUUID());
   EXPECT_EQ(uuid, device->GetGattServices()[1]->GetUUID());
 }
 #endif  // defined(OS_ANDROID) || defined(OS_MACOSX) || defined(OS_WIN)
 
 #if defined(OS_ANDROID) || defined(OS_MACOSX) || defined(OS_WIN)
 TEST_F(BluetoothRemoteGattServiceTest, GetCharacteristics_FindNone) {
   if (!PlatformSupportsLowEnergy()) {
     LOG(WARNING) << "Low Energy Bluetooth unavailable, skipping unit test.";
     return;
   }
   InitWithFakeAdapter();
   StartLowEnergyDiscoverySession();
   BluetoothDevice* device = SimulateLowEnergyDevice(3);
   device->CreateGattConnection(GetGattConnectionCallback(Call::EXPECTED),
                                GetConnectErrorCallback(Call::NOT_EXPECTED));
   SimulateGattConnection(device);
+  base::RunLoop().RunUntilIdle();
 
   // Simulate a service, with no Characteristics:
   std::vector<std::string> services;
   services.push_back("00000000-0000-1000-8000-00805f9b34fb");
   SimulateGattServicesDiscovered(device, services);
+  base::RunLoop().RunUntilIdle();
   BluetoothRemoteGattService* service = device->GetGattServices()[0];
 
   EXPECT_EQ(0u, service->GetCharacteristics().size());
 }
 #endif  // defined(OS_ANDROID) || defined(OS_MACOSX) || defined(OS_WIN)
 
 #if defined(OS_ANDROID) || defined(OS_MACOSX) || defined(OS_WIN)
 TEST_F(BluetoothRemoteGattServiceTest,
        GetCharacteristics_and_GetCharacteristic) {
   if (!PlatformSupportsLowEnergy()) {
     LOG(WARNING) << "Low Energy Bluetooth unavailable, skipping unit test.";
     return;
   }
   InitWithFakeAdapter();
   StartLowEnergyDiscoverySession();
   BluetoothDevice* device = SimulateLowEnergyDevice(3);
   device->CreateGattConnection(GetGattConnectionCallback(Call::EXPECTED),
                                GetConnectErrorCallback(Call::NOT_EXPECTED));
   SimulateGattConnection(device);
+  base::RunLoop().RunUntilIdle();
 
   // Simulate a service, with several Characteristics:
   std::vector<std::string> services;
   services.push_back("00000000-0000-1000-8000-00805f9b34fb");
   SimulateGattServicesDiscovered(device, services);
+  base::RunLoop().RunUntilIdle();
   BluetoothRemoteGattService* service = device->GetGattServices()[0];
   std::string characteristic_uuid1 = "11111111-0000-1000-8000-00805f9b34fb";
   std::string characteristic_uuid2 = "22222222-0000-1000-8000-00805f9b34fb";
   std::string characteristic_uuid3 = characteristic_uuid2;  // Duplicate UUID.
   std::string characteristic_uuid4 = "33333333-0000-1000-8000-00805f9b34fb";
   SimulateGattCharacteristic(service, characteristic_uuid1, /* properties */ 0);
   SimulateGattCharacteristic(service, characteristic_uuid2, /* properties */ 0);
   SimulateGattCharacteristic(service, characteristic_uuid3, /* properties */ 0);
   SimulateGattCharacteristic(service, characteristic_uuid4, /* properties */ 0);
 
@@ skipping 27 matching lines @@
   if (!PlatformSupportsLowEnergy()) {
     LOG(WARNING) << "Low Energy Bluetooth unavailable, skipping unit test.";
     return;
   }
   InitWithFakeAdapter();
   StartLowEnergyDiscoverySession();
   BluetoothDevice* device = SimulateLowEnergyDevice(3);
   device->CreateGattConnection(GetGattConnectionCallback(Call::EXPECTED),
                                GetConnectErrorCallback(Call::NOT_EXPECTED));
   SimulateGattConnection(device);
+  base::RunLoop().RunUntilIdle();
 
   TestBluetoothAdapterObserver observer(adapter_);
 
   // Simulate a service, with several Characteristics:
   std::vector<std::string> services;
   services.push_back("00000000-0000-1000-8000-00805f9b34fb");
   SimulateGattServicesDiscovered(device, services);
+  base::RunLoop().RunUntilIdle();
   BluetoothRemoteGattService* service = device->GetGattServices()[0];
   std::string characteristic_uuid1 = "11111111-0000-1000-8000-00805f9b34fb";
   std::string characteristic_uuid2 = "22222222-0000-1000-8000-00805f9b34fb";
   std::string characteristic_uuid3 = characteristic_uuid2;  // Duplicate UUID.
   std::string characteristic_uuid4 = "33333333-0000-1000-8000-00805f9b34fb";
   SimulateGattCharacteristic(service, characteristic_uuid1, /* properties */ 0);
   SimulateGattCharacteristic(service, characteristic_uuid2, /* properties */ 0);
   SimulateGattCharacteristic(service, characteristic_uuid3, /* properties */ 0);
   SimulateGattCharacteristic(service, characteristic_uuid4, /* properties */ 0);
 #if !defined(OS_WIN)
@@ skipping 44 matching lines @@
   if (!PlatformSupportsLowEnergy()) {
     LOG(WARNING) << "Low Energy Bluetooth unavailable, skipping unit test.";
     return;
   }
   InitWithFakeAdapter();
   StartLowEnergyDiscoverySession();
   BluetoothDevice* device = SimulateLowEnergyDevice(3);
   device->CreateGattConnection(GetGattConnectionCallback(Call::EXPECTED),
                                GetConnectErrorCallback(Call::NOT_EXPECTED));
   SimulateGattConnection(device);
+  base::RunLoop().RunUntilIdle();
 
   TestBluetoothAdapterObserver observer(adapter_);
 
   // Simulate two primary GATT services.
   std::vector<std::string> services;
   services.push_back("00000000-0000-1000-8000-00805f9b34fb");
   services.push_back("01010101-0101-1000-8000-00805f9b34fb");
   SimulateGattServicesDiscovered(device, services);
   EXPECT_EQ(2u, device->GetGattServices().size());
 
   // Simulate remove of a primary service.
   BluetoothRemoteGattService* service1 = device->GetGattServices()[0];
   BluetoothRemoteGattService* service2 = device->GetGattServices()[1];
   std::string removed_service = service1->GetIdentifier();
   SimulateGattServiceRemoved(device->GetGattService(removed_service));
   EXPECT_EQ(1, observer.gatt_service_removed_count());
   EXPECT_EQ(1u, device->GetGattServices().size());
   EXPECT_FALSE(device->GetGattService(removed_service));
   EXPECT_EQ(device->GetGattServices()[0], service2);
 }
 #endif  // defined(OS_WIN) || defined(OS_MACOSX)
 
 }  // namespace device