async def setUpClass(cls):
telegram_client = TelegramClient()
# A hack to ensure dispatcher exist
Dispatcher._set_singleton( # pylint: disable=W0212
telegram_client.updater.dispatcher) # pylint: disable=W0212
database_handle = Database(testing=True)
database_handle.drop_testing_database()
cls.client = Client(database_handle, telegram_client)
cls.client.start()
cls.user = TelegramUser()
await cls.user.start()
await cls.user.setup_chat()
