// this example is too simple to require a dependancy injection framework --
// but we allow a constructor injecton for unit tests
public FactorialService(IFactorialComputationService factorialComputationService)
{
FactorialComputationService = factorialComputationService;
}
public void TestInit()
{
_mockedFactorialComputationService = Substitute.For <IFactorialComputationService>();
_factorialService = new FactorialService(_mockedFactorialComputationService);
}
public FactorialService()
{
FactorialComputationService = new FactorialComputationService();
}
