Bluetooth: macOS: Implementing read/write for descriptors

device/bluetooth/test/bluetooth_test_mac.mm

 // 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 "device/bluetooth/test/bluetooth_test_mac.h"
 
 #include <stdint.h>
 
 #include "base/mac/foundation_util.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/sys_string_conversions.h"
 #include "build/build_config.h"
 #include "device/bluetooth/bluetooth_adapter_mac.h"
 #include "device/bluetooth/bluetooth_device_mac.h"
 #include "device/bluetooth/bluetooth_remote_gatt_characteristic_mac.h"
+#include "device/bluetooth/bluetooth_remote_gatt_descriptor_mac.h"
 #include "device/bluetooth/bluetooth_remote_gatt_service_mac.h"
 #include "device/bluetooth/test/mock_bluetooth_cbcharacteristic_mac.h"
+#include "device/bluetooth/test/mock_bluetooth_cbdescriptor_mac.h"
 #include "device/bluetooth/test/mock_bluetooth_cbperipheral_mac.h"
 #include "device/bluetooth/test/mock_bluetooth_cbservice_mac.h"
 #include "device/bluetooth/test/mock_bluetooth_central_manager_mac.h"
 #include "device/bluetooth/test/test_bluetooth_adapter_observer.h"
 #include "third_party/ocmock/OCMock/OCMock.h"
 
 #import <CoreBluetooth/CoreBluetooth.h>
 
 using base::mac::ObjCCast;
 using base::scoped_nsobject;
@@ skipping 411 matching lines @@
       static_cast<BluetoothRemoteGattCharacteristicMac*>(characteristic);
   CBCharacteristic* cb_characteristic =
       characteristic_mac->GetCBCharacteristic();
   MockCBCharacteristic* characteristic_mock =
       ObjCCast<MockCBCharacteristic>(cb_characteristic);
   [service_mock removeCharacteristicMock:characteristic_mock];
   [peripheral_mock didModifyServices:@[]];
   [peripheral_mock mockDidDiscoverEvents];
 }
 
+void BluetoothTestMac::SimulateGattDescriptorRead(
+    BluetoothRemoteGattDescriptor* descriptor,
+    const std::vector<uint8_t>& value) {
+  scoped_nsobject<NSData> data(
+      [[NSData alloc] initWithBytes:value.data() length:value.size()]);
+  [GetCBMockDescriptor(descriptor) simulateReadWithValue:data error:nil];
+}
+
+void BluetoothTestMac::SimulateGattDescriptorReadError(
+    BluetoothRemoteGattDescriptor* descriptor,
+    BluetoothRemoteGattService::GattErrorCode error_code) {
+  NSError* error = BluetoothDeviceMac::GetNSErrorFromGattErrorCode(error_code);
+  [GetCBMockDescriptor(descriptor) simulateReadWithValue:nil error:error];
+}
+
+void BluetoothTestMac::SimulateGattDescriptorWrite(
+    BluetoothRemoteGattDescriptor* descriptor) {
+  [GetCBMockDescriptor(descriptor) simulateWriteWithError:nil];
+}
+
+void BluetoothTestMac::SimulateGattDescriptorWriteError(
+    BluetoothRemoteGattDescriptor* descriptor,
+    BluetoothRemoteGattService::GattErrorCode error_code) {
+  NSError* error = BluetoothDeviceMac::GetNSErrorFromGattErrorCode(error_code);
+  [GetCBMockDescriptor(descriptor) simulateWriteWithError:error];
+}
+
 void BluetoothTestMac::ExpectedChangeNotifyValueAttempts(int attempts) {
   EXPECT_EQ(attempts, gatt_notify_characteristic_attempts_);
 }
 
 void BluetoothTestMac::ExpectedNotifyValue(
     NotifyValueState expected_value_state) {
   switch (expected_value_state) {
     case NotifyValueState::NONE:
       EXPECT_FALSE(last_notify_value_);
       break;
@@ skipping 36 matching lines @@
   last_write_value_ = value;
   gatt_write_characteristic_attempts_++;
 }
 
 void BluetoothTest::OnFakeBluetoothGattSetCharacteristicNotification(
     bool notify_value) {
   last_notify_value_ = notify_value;
   gatt_notify_characteristic_attempts_++;
 }
 
+void BluetoothTest::OnFakeBluetoothDescriptorReadValue() {
+  gatt_read_descriptor_attempts_++;
+}
+
+void BluetoothTest::OnFakeBluetoothDescriptorWriteValue(
+    std::vector<uint8_t> value) {
+  last_write_value_ = value;
+  gatt_write_descriptor_attempts_++;
+}
+
 BluetoothDevice::UUIDSet
 BluetoothTestMac::RetrieveConnectedPeripheralServiceUUIDs() {
   BluetoothDevice::UUIDSet service_uuids;
   for (CBUUID* uuid in
        [mock_central_manager_->get() retrieveConnectedPeripheralServiceUUIDs]) {
     service_uuids.insert(BluetoothAdapterMac::BluetoothUUIDWithCBUUID(uuid));
   }
   return service_uuids;
 }
 
@@ skipping 18 matching lines @@
       static_cast<BluetoothLowEnergyDeviceMac*>(device);
   CBPeripheral* cb_peripheral = device_mac->GetPeripheral();
   return ObjCCast<MockCBPeripheral>(cb_peripheral);
 }
 
 MockCBPeripheral* BluetoothTestMac::GetMockCBPeripheral(
     BluetoothRemoteGattCharacteristic* characteristic) const {
   return GetMockCBPeripheral(characteristic->GetService());
 }
 
+MockCBPeripheral* BluetoothTestMac::GetMockCBPeripheral(
+    BluetoothRemoteGattDescriptor* descriptor) const {
+  return GetMockCBPeripheral(descriptor->GetCharacteristic());
+}
+
 MockCBCharacteristic* BluetoothTest::GetCBMockCharacteristic(
     BluetoothRemoteGattCharacteristic* characteristic) const {
   device::BluetoothRemoteGattCharacteristicMac* mac_gatt_characteristic =
       static_cast<device::BluetoothRemoteGattCharacteristicMac*>(
           characteristic);
   CBCharacteristic* cb_characteristic =
       mac_gatt_characteristic->GetCBCharacteristic();
   return ObjCCast<MockCBCharacteristic>(cb_characteristic);
 }
 
+MockCBDescriptor* BluetoothTest::GetCBMockDescriptor(
+    BluetoothRemoteGattDescriptor* descriptor) const {
+  device::BluetoothRemoteGattDescriptorMac* mac_gatt_descriptor =
+      static_cast<device::BluetoothRemoteGattDescriptorMac*>(descriptor);
+  CBDescriptor* cb_descriptor = mac_gatt_descriptor->GetCBDescriptor();
+  return ObjCCast<MockCBDescriptor>(cb_descriptor);
+}
+
 void BluetoothTest::AddServicesToDevice(BluetoothDevice* device,
                                         const std::vector<std::string>& uuids) {
   scoped_nsobject<NSMutableArray> services([[NSMutableArray alloc] init]);
   for (auto uuid : uuids) {
     CBUUID* cb_service_uuid = [CBUUID UUIDWithString:@(uuid.c_str())];
     [services addObject:cb_service_uuid];
   }
   [GetMockCBPeripheral(device) addServices:services];
 }
 
@@ skipping 26 matching lines @@
 //     crypto::SHA256HashString(input_str, raw, sizeof(raw));
 //     if (base::HexEncode(raw, sizeof(raw)) == target) {
 //       return input_str;
 //     }
 //     ++input[0];
 //   }
 //   return "";
 // }
 
 }  // namespace device