public async Task GetReservationStatusList_ReturnsStatusList()
{
// arrange
var statusTypesMock = new Mock <ReservationStatus>().Object;
var statusTypes = statusTypesMock.GetReservationStatuses();
// act
var task = await _sut.GetReservationStatusTypes();
// assert
Assert.IsType <OkObjectResult>(task);
var result = task as OkObjectResult;
var usersResult = result.Value;
Assert.Equal(statusTypes, usersResult);
}