public void StartFolderMonitor_NewFolderIsAdded_FileControllerIsCalled()
        {
            //Arrange:
            var filePath = "Some path";
            var fileName = "Some file name";

            //Act:
            _uut.StartFolderMonitor();

            _fakeFolderMonitor.Created +=
                Raise.EventWith <SearchDirectoryArgs>(new object(),
                                                      new SearchDirectoryArgs(filePath, fileName));

            //Assert:
            _fakeSubfolderController.Received(1).StartNewFileMonitorInNewFolderAsync(filePath, fileName);
        }