Implement read & write remote GATT characteristic value for Windows

device/bluetooth/test/bluetooth_test_win.h

 // 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.
 
 #ifndef DEVICE_BLUETOOTH_TEST_BLUETOOTH_TEST_WIN_H_
 #define DEVICE_BLUETOOTH_TEST_BLUETOOTH_TEST_WIN_H_
 
 #include "device/bluetooth/test/bluetooth_test.h"
 
 #include "base/memory/ref_counted.h"
 #include "base/test/test_pending_task.h"
 #include "base/test/test_simple_task_runner.h"
 #include "device/bluetooth/bluetooth_classic_win_fake.h"
 #include "device/bluetooth/bluetooth_low_energy_win_fake.h"
+#include "device/bluetooth/bluetooth_task_manager_win.h"
 
 namespace device {
 class BluetoothAdapterWin;
+class BluetoothRemoteGattCharacteristicWin;
 
 // Windows implementation of BluetoothTestBase.
-class BluetoothTestWin : public BluetoothTestBase {
+class BluetoothTestWin : public BluetoothTestBase,
+                         public BluetoothTaskManagerWin::Observer,
+                         public win::BluetoothLowEnergyWrapperFake::Observer {
  public:
   BluetoothTestWin();
   ~BluetoothTestWin() override;
 
   // BluetoothTestBase overrides
   bool PlatformSupportsLowEnergy() override;
   void InitWithDefaultAdapter() override;
   void InitWithoutDefaultAdapter() override;
   void InitWithFakeAdapter() override;
   bool DenyPermission() override;
   void StartLowEnergyDiscoverySession() override;
   BluetoothDevice* DiscoverLowEnergyDevice(int device_ordinal) override;
   void SimulateGattConnection(BluetoothDevice* device) override;
   void SimulateGattServicesDiscovered(
       BluetoothDevice* device,
       const std::vector<std::string>& uuids) override;
   void SimulateGattServiceRemoved(BluetoothGattService* service) override;
   void SimulateGattCharacteristic(BluetoothGattService* service,
                                   const std::string& uuid,
                                   int properties) override;
   void SimulateGattCharacteristicRemoved(
       BluetoothGattService* service,
       BluetoothGattCharacteristic* characteristic) override;
+  void RememberCharacteristicForSubsequentAction(
+      BluetoothGattCharacteristic* characteristic) override;
+  void SimulateGattCharacteristicRead(
+      BluetoothGattCharacteristic* characteristic,
+      const std::vector<uint8_t>& value) override;
+  void SimulateGattCharacteristicReadError(
+      BluetoothGattCharacteristic* characteristic,
+      BluetoothGattService::GattErrorCode error_code) override;
+  void SimulateGattCharacteristicWrite(
+      BluetoothGattCharacteristic* characteristic) override;
+  void SimulateGattCharacteristicWriteError(
+      BluetoothGattCharacteristic* characteristic,
+      BluetoothGattService::GattErrorCode error_code) override;
+  void DeleteDevice(BluetoothDevice* device) override;
   void SimulateGattDescriptor(BluetoothGattCharacteristic* characteristic,
                               const std::string& uuid) override;
 
+  // BluetoothTaskManagerWin::Observer overrides.
+  void OnAttemptReadGattCharacteristic() override;
+  void OnAttemptWriteGattCharacteristic() override;
+
+  // win::BluetoothLowEnergyWrapperFake::Observer overrides.
+  void onWriteGattCharacteristicValue(
+      const PBTH_LE_GATT_CHARACTERISTIC_VALUE value) override;
+
  private:
   scoped_refptr<base::TestSimpleTaskRunner> ui_task_runner_;
   scoped_refptr<base::TestSimpleTaskRunner> bluetooth_task_runner_;
   BluetoothAdapterWin* adapter_win_;
 
   win::BluetoothClassicWrapperFake* fake_bt_classic_wrapper_;
   win::BluetoothLowEnergyWrapperFake* fake_bt_le_wrapper_;
 
+  BluetoothRemoteGattCharacteristicWin* remembered_characteristic_;
+
   void AdapterInitCallback();
   win::GattService* GetSimulatedService(win::BLEDevice* device,
                                         BluetoothGattService* service);
   win::GattCharacteristic* GetSimulatedCharacteristic(
       BluetoothGattCharacteristic* characteristic);
+  void RunPendingBluetoothTasksUntilGetCallback();

[scheib, 2016/03/03 19:03:28]

grammar of 'get' is incorrect here. Try something like:
RunPendingTasksUntilCallback
RunPendingTasksUntilFirstCallback
RunPendingTasksUntilSuccessCallback
RunPendingTasksUntilErrorCallback

And document in this header that it runs tasks until the first callback that the
test fixture tracks.

[gogerald1, 2016/03/03 19:27:33]

Done.

   void ForceRefreshDevice();
   void FinishPendingTasks();
 };
 
 // Defines common test fixture name. Use TEST_F(BluetoothTest, YourTestName).
 typedef BluetoothTestWin BluetoothTest;
 
 }  // namespace device
 
 #endif  // DEVICE_BLUETOOTH_TEST_BLUETOOTH_TEST_WIN_H_