bluetooth: android: BluetoothRemoteGattCharacteristicAndroid::GetUUID.

device/bluetooth/bluetooth_gatt_characteristic_unittest.cc

 // 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/bluetooth_gatt_service.h"
 
 #include "device/bluetooth/bluetooth_remote_gatt_characteristic_android.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #if defined(OS_ANDROID)
@@ skipping 64 matching lines @@
   EXPECT_NE(char3->GetIdentifier(), char5->GetIdentifier());
   EXPECT_NE(char3->GetIdentifier(), char6->GetIdentifier());
 
   EXPECT_NE(char4->GetIdentifier(), char5->GetIdentifier());
   EXPECT_NE(char4->GetIdentifier(), char6->GetIdentifier());
 
   EXPECT_NE(char5->GetIdentifier(), char6->GetIdentifier());
 }
 #endif  // defined(OS_ANDROID)
 
+#if defined(OS_ANDROID)
+TEST_F(BluetoothGattCharacteristicTest, GetUUID) {
+  InitWithFakeAdapter();
+  StartLowEnergyDiscoverySession();
+  BluetoothDevice* device = DiscoverLowEnergyDevice(3);
+  device->CreateGattConnection(GetGattConnectionCallback(),
+                               GetConnectErrorCallback());
+  SimulateGattConnection(device);
+  std::vector<std::string> services;
+  services.push_back("00000000-0000-1000-8000-00805f9b34fb");
+  SimulateGattServicesDiscovered(device, services);
+  BluetoothGattService* service = device->GetGattServices()[0];
+
+  BluetoothUUID characteristic_uuid("22222222-0000-1000-8000-00805f9b34fb");
+  SimulateGattCharacteristic(service, characteristic_uuid.canonical_value());
+  SimulateGattCharacteristic(service, characteristic_uuid.canonical_value());
+
+  // Each has the same UUID.
+  EXPECT_EQ(characteristic_uuid, service->GetCharacteristics()[0]->GetUUID());
+  EXPECT_EQ(characteristic_uuid, service->GetCharacteristics()[1]->GetUUID());

[ortuno, 2015/10/26 22:10:09]

Should we test that GetCharacteristic(instance_id) returns the characteristic
with the right UUID? Also what about a test where the UUIDs are different?

[scheib, 2015/10/27 22:38:18]

Done.

+}
+#endif  // defined(OS_ANDROID)
+
 }  // namespace device