Adding the last test related with connect/disconnect

device/bluetooth/test/bluetooth_test_mac.mm

Index: device/bluetooth/test/bluetooth_test_mac.mm
diff --git a/device/bluetooth/test/bluetooth_test_mac.mm b/device/bluetooth/test/bluetooth_test_mac.mm
index 0563fd431e50eabc4d9c14f067d2671b0ca38a68..f4046ef5ce54ab91e54597465d890990ac2e51d9 100644
--- a/device/bluetooth/test/bluetooth_test_mac.mm
+++ b/device/bluetooth/test/bluetooth_test_mac.mm
@@ -187,7 +187,9 @@ void BluetoothTestMac::SimulateGattConnection(BluetoothDevice* device) {
                      didConnectPeripheral:peripheral];
 }
 
-void BluetoothTestMac::SimulateGattDisconnection(BluetoothDevice* device) {
+void BluetoothTestMac::SimulateGattConnectionError(
+    BluetoothDevice* device,
+    BluetoothDevice::ConnectErrorCode errorCode) {
   BluetoothLowEnergyDeviceMac* lowEnergyDeviceMac =
       static_cast<BluetoothLowEnergyDeviceMac*>(device);
   CBPeripheral* peripheral = lowEnergyDeviceMac->GetPeripheral();
@@ -195,14 +197,14 @@ void BluetoothTestMac::SimulateGattDisconnection(BluetoothDevice* device) {
   [mockPeripheral setState:CBPeripheralStateDisconnected];
   CBCentralManager* centralManager =
       ObjCCast<CBCentralManager>(mock_central_manager_->get());
+  NSError* error =
+      BluetoothDeviceMac::GetNSErrorFromConnectErrorCode(errorCode);
   [centralManager.delegate centralManager:centralManager
-                  didDisconnectPeripheral:peripheral
-                                    error:nil];
+               didFailToConnectPeripheral:peripheral
+                                    error:error];
 }
 
-void BluetoothTestMac::SimulateGattConnectionError(
-    BluetoothDevice* device,
-    BluetoothDevice::ConnectErrorCode errorCode) {
+void BluetoothTestMac::SimulateGattDisconnection(BluetoothDevice* device) {
   BluetoothLowEnergyDeviceMac* lowEnergyDeviceMac =
       static_cast<BluetoothLowEnergyDeviceMac*>(device);
   CBPeripheral* peripheral = lowEnergyDeviceMac->GetPeripheral();
@@ -210,14 +212,9 @@ void BluetoothTestMac::SimulateGattConnectionError(
   [mockPeripheral setState:CBPeripheralStateDisconnected];
   CBCentralManager* centralManager =
       ObjCCast<CBCentralManager>(mock_central_manager_->get());
-  // TODO(http://crbug.com/585894): Need to convert the connect error code into
-  // NSError
-  NSError* error = [NSError errorWithDomain:@"BluetoothDevice::ConnectErrorCode"
-                                       code:-1
-                                   userInfo:nil];
   [centralManager.delegate centralManager:centralManager
-               didFailToConnectPeripheral:peripheral
-                                    error:error];
+                  didDisconnectPeripheral:peripheral
+                                    error:nil];
 }
 
 void BluetoothTestMac::OnFakeBluetoothDeviceConnectGattCalled() {