bluetooth: android: Implement Descriptor Write as needed for notifications.

device/bluetooth/test/bluetooth_test.h

 // 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.
 
 #ifndef DEVICE_BLUETOOTH_TEST_BLUETOOTH_TEST_H_
 #define DEVICE_BLUETOOTH_TEST_BLUETOOTH_TEST_H_
 
 #include <stdint.h>
 
 #include "base/memory/ref_counted.h"
@@ skipping 158 matching lines @@
   // Simulates a Characteristic Write operation failing synchronously once for
   // an unknown reason.
   virtual void SimulateGattCharacteristicWriteWillFailSynchronouslyOnce(
       BluetoothGattCharacteristic* characteristic) {}
 
   // Simulates a Descriptor on a service.
   virtual void SimulateGattDescriptor(
       BluetoothGattCharacteristic* characteristic,
       const std::string& uuid) {}
 
+  // Simulates a Descriptor Write operation failing synchronously once for
+  // an unknown reason.
+  virtual void SimulateGattDescriptorWriteWillFailSynchronouslyOnce(
+      BluetoothGattDescriptor* descriptor) {}
+
   // Removes the device from the adapter and deletes it.
   virtual void DeleteDevice(BluetoothDevice* device);
 
   // Callbacks that increment |callback_count_|, |error_callback_count_|:
   void Callback(Call expected);
   void DiscoverySessionCallback(Call expected,
                                 scoped_ptr<BluetoothDiscoverySession>);
   void GattConnectionCallback(Call expected,
                               scoped_ptr<BluetoothGattConnection>);
   void NotifyCallback(Call expected, scoped_ptr<BluetoothGattNotifySession>);
@@ skipping 36 matching lines @@
   BluetoothGattService::GattErrorCode last_gatt_error_code_;
 
   int callback_count_ = 0;
   int error_callback_count_ = 0;
   int gatt_connection_attempts_ = 0;
   int gatt_disconnection_attempts_ = 0;
   int gatt_discovery_attempts_ = 0;
   int gatt_notify_characteristic_attempts_ = 0;
   int gatt_read_characteristic_attempts_ = 0;
   int gatt_write_characteristic_attempts_ = 0;
+  int gatt_write_descriptor_attempts_ = 0;
 
   // The following values are used to make sure the correct callbacks
   // have been called. They are not reset when calling ResetEventCounts().
   int expected_success_callback_calls_ = 0;
   int expected_error_callback_calls_ = 0;
   int actual_success_callback_calls_ = 0;
   int actual_error_callback_calls_ = 0;
   bool unexpected_success_callback_ = false;
   bool unexpected_error_callback_ = false;
 
   base::WeakPtrFactory<BluetoothTestBase> weak_factory_;
 };
 
 }  // namespace device
 
 #endif  // DEVICE_BLUETOOTH_TEST_BLUETOOTH_TEST_H_