Implement BluetoothRemoteGattCharacteristicWin::StartNotifySession and related unit tests

device/bluetooth/test/bluetooth_test_win.cc

Index: device/bluetooth/test/bluetooth_test_win.cc
diff --git a/device/bluetooth/test/bluetooth_test_win.cc b/device/bluetooth/test/bluetooth_test_win.cc
index cd852aaf9951764250a065ac4485e86db5b10cdd..7dedf2fc9c1856540d571aeca1d32fa96a1a56f5 100644
--- a/device/bluetooth/test/bluetooth_test_win.cc
+++ b/device/bluetooth/test/bluetooth_test_win.cc
@@ -13,6 +13,7 @@
 #include "device/bluetooth/bluetooth_adapter_win.h"
 #include "device/bluetooth/bluetooth_low_energy_win.h"
 #include "device/bluetooth/bluetooth_remote_gatt_characteristic_win.h"
+#include "device/bluetooth/bluetooth_remote_gatt_descriptor_win.h"
 #include "device/bluetooth/bluetooth_remote_gatt_service_win.h"
 
 namespace {
@@ -121,6 +122,10 @@ bool BluetoothTestWin::DenyPermission() {
   return false;
 }
 
+void BluetoothTestWin::RunUntilIdle() {
+  FinishPendingTasks();
+}
+
 void BluetoothTestWin::StartLowEnergyDiscoverySession() {
   __super ::StartLowEnergyDiscoverySession();
   FinishPendingTasks();
@@ -347,6 +352,16 @@ void BluetoothTestWin::SimulateGattCharacteristicWriteError(
   FinishPendingTasks();
 }
 
+void BluetoothTestWin::
+    SimulateGattCharacteristicSetNotifyWillFailSynchronouslyOnce(
+        BluetoothGattCharacteristic* characteristic) {
+  win::GattCharacteristic* target_characteristic =
+      GetSimulatedCharacteristic(characteristic);
+  CHECK(target_characteristic);
+  fake_bt_le_wrapper_->SimulateGattCharacteristicSetNotifyError(
+      target_characteristic, E_BLUETOOTH_ATT_UNKNOWN_ERROR);
+}
+
 void BluetoothTestWin::DeleteDevice(BluetoothDevice* device) {
   CHECK(device);
   fake_bt_le_wrapper_->RemoveSimulatedBLEDevice(device->GetAddress());
@@ -364,6 +379,54 @@ void BluetoothTestWin::SimulateGattDescriptor(
   ForceRefreshDevice();
 }
 
+void BluetoothTestWin::SimulateGattDescriptorWriteWillFailSynchronouslyOnce(
+    BluetoothGattDescriptor* descriptor) {
+  BluetoothRemoteGattDescriptorWin* win_descriptor =
+      (BluetoothRemoteGattDescriptorWin*)descriptor;
+  win::GattCharacteristic* target_characteristic =
+      GetSimulatedCharacteristic(win_descriptor->GetCharacteristic());
+  CHECK(target_characteristic);
+  win::GattDescriptor* target_descriptor =
+      fake_bt_le_wrapper_->GetSimulatedDescriptor(
+          target_characteristic,
+          std::to_string(win_descriptor->GetAttributeHandle()));
+  CHECK(target_descriptor);
+  fake_bt_le_wrapper_->SimulateGattDescriptorWriteError(
+      target_descriptor, E_BLUETOOTH_ATT_REQUEST_NOT_SUPPORTED);
+}
+
+void BluetoothTestWin::SimulateGattNotifySessionStarted(
+    BluetoothGattCharacteristic* characteristic) {
+  FinishPendingTasks();
+}
+
+void BluetoothTestWin::SimulateGattCharacteristicChanged(
+    BluetoothGattCharacteristic* characteristic,
+    const std::vector<uint8_t>& value) {
+  BluetoothGattCharacteristic* target_characteristic = characteristic;
+  if (target_characteristic == nullptr)
+    target_characteristic = remembered_characteristic_;
+  CHECK(target_characteristic);
+
+  win::GattCharacteristic* simulated_characteristic =
+      GetSimulatedCharacteristic(target_characteristic);
+  CHECK(simulated_characteristic);
+  fake_bt_le_wrapper_->SimulateGattCharacteristicValue(simulated_characteristic,
+                                                       value);
+  std::string device_address =
+      characteristic->GetService()->GetDevice()->GetAddress();
+  win::BLEDevice* target_device =
+      fake_bt_le_wrapper_->GetSimulatedBLEDevice(device_address);
+  CHECK(target_device);
+  win::GattService* parent_service =
+      GetSimulatedService(target_device, characteristic->GetService());
+  CHECK(parent_service);
+  fake_bt_le_wrapper_->SimulateCharacteristicValueChangeNotification(
+      parent_service, simulated_characteristic);
+
+  FinishPendingTasks();
+}
+
 void BluetoothTestWin::OnAttemptReadGattCharacteristic() {
   gatt_read_characteristic_attempts_++;
 }
@@ -372,13 +435,25 @@ void BluetoothTestWin::OnAttemptWriteGattCharacteristic() {
   gatt_write_characteristic_attempts_++;
 }
 
-void BluetoothTestWin::onWriteGattCharacteristicValue(
+void BluetoothTestWin::OnWriteGattCharacteristicValue(
     const PBTH_LE_GATT_CHARACTERISTIC_VALUE value) {
   last_write_value_.clear();
   for (ULONG i = 0; i < value->DataSize; i++)
     last_write_value_.push_back(value->Data[i]);
 }
 
+void BluetoothTestWin::OnWriteGattDescriptorValue(
+    const PBTH_LE_GATT_DESCRIPTOR_VALUE value) {
+  gatt_write_descriptor_attempts_++;
+  last_write_value_.clear();
+  for (ULONG i = 0; i < value->DataSize; i++)
+    last_write_value_.push_back(value->Data[i]);
+}
+
+void BluetoothTestWin::OnStartCharacteristicNotification() {
+  gatt_notify_characteristic_attempts_++;
+}
+
 win::GattService* BluetoothTestWin::GetSimulatedService(
     win::BLEDevice* device,
     BluetoothGattService* service) {