Bluetooth: macOS: Implementing read/write for descriptors

device/bluetooth/test/mock_bluetooth_cbperipheral_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/mock_bluetooth_cbperipheral_mac.h"
 
 #include "base/mac/foundation_util.h"
 #include "base/mac/scoped_nsobject.h"
 #include "device/bluetooth/test/bluetooth_test_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_cbservice_mac.h"
 
 using base::mac::ObjCCast;
 using base::scoped_nsobject;
 
 @interface MockCBPeripheral () {
   scoped_nsobject<NSUUID> _identifier;
   scoped_nsobject<NSString> _name;
   id<CBPeripheralDelegate> _delegate;
   scoped_nsobject<NSMutableArray> _services;
@@ skipping 84 matching lines @@
 
 - (void)writeValue:(NSData*)data
     forCharacteristic:(CBCharacteristic*)characteristic
                  type:(CBCharacteristicWriteType)type {
   DCHECK(_bluetoothTestMac);
   const uint8_t* buffer = static_cast<const uint8_t*>(data.bytes);
   std::vector<uint8_t> value(buffer, buffer + data.length);
   _bluetoothTestMac->OnFakeBluetoothCharacteristicWriteValue(value);
 }
 
+- (void)readValueForDescriptor:(CBDescriptor*)descriptor {
+  DCHECK(_bluetoothTestMac);
+  _bluetoothTestMac->OnFakeBluetoothDescriptorReadValue();
+}
+
+- (void)writeValue:(NSData*)data forDescriptor:(CBDescriptor*)descriptor {
+  DCHECK(_bluetoothTestMac);
+  const uint8_t* buffer = static_cast<const uint8_t*>(data.bytes);
+  std::vector<uint8_t> value(buffer, buffer + data.length);
+  _bluetoothTestMac->OnFakeBluetoothDescriptorWriteValue(value);
+}
+
 - (void)removeAllServices {
   [_services.get() removeAllObjects];
 }
 
 - (void)addServices:(NSArray*)services {
   if (!_services.get()) {
     _services.reset([[NSMutableArray alloc] init]);
   }
   for (CBUUID* uuid in services) {
     base::scoped_nsobject<MockCBService> service([[MockCBService alloc]
@@ skipping 69 matching lines @@
   return ObjCCast<CBPeripheral>(self);
 }
 
 - (void)setNotifyValue:(BOOL)notification
      forCharacteristic:(CBCharacteristic*)characteristic {
   _bluetoothTestMac->OnFakeBluetoothGattSetCharacteristicNotification(
       notification == YES);
 }
 
 @end