import 'package:flutter/material.dart'; import 'package:mockito/mockito.dart'; import 'package:stream_chat_flutter_core/stream_chat_flutter_core.dart'; class MockClient extends Mock implements StreamChatClient {} class MockClientState extends Mock implements ClientState {} class MockChannel extends Mock implements Channel {} class MockChannelState extends Mock implements ChannelClientState {} class MockNavigatorObserver extends Mock implements NavigatorObserver {} class MockVoidCallback extends Mock { void call(); }