public void Doest_Not_Accept_Money_If_Is_Not_Working()
        {
            _sut.SimulateError();
            Action act = () => _sut.InsertMoney(5);

            act.Should().Throw <IsNotWorkingException>();
        }
 public SweetMachineShould()
 {
     _sut = new SweetMachine(_mockListOfCandies);
     _sut.InsertMoney(5);
 }