public void Shuold_Return_False_When_Not_Eu_Country()
{
var euCountry = "America";
var result = _eUCountryChecker.IsEUCoutry(euCountry);
Assert.IsFalse(result);
}
public void Sould_Return_Countiry_VAT_If_Supplier_Is_VAT_Payer_And_Customer_Not_VAT_Payer_And_Customer_Not_In_EU_Region_And_Supplier_In_Different_Country()
{
var expectedResult = 21;
_customer.IsVatPayer.Returns(false);
_eUCountryChecker.IsEUCoutry(_customer.Country).Returns(true);
_eUCountryChecker.GetEUCoutryAlpha2Code(_customer.Country).Returns("lt");
_vATReuester.GetEUCountryVAT(_eUCountryChecker.GetEUCoutryAlpha2Code(_customer.Country)).Returns(21);
_invoiceGenerator = new InvoiceGenerator(_vATReuester, _eUCountryChecker);
var result = _invoiceGenerator.GenerateInvoiceVAT(_supplier, _customer);
Assert.AreEqual(result, expectedResult);
}
public int GenerateInvoiceVAT(IPerson supplier, IPerson customer)
{
var isCustomerInSuppliersCountry = supplier.Country.ToLower() == customer.Country.ToLower();
var isCustomerEuCitizen = _eUCountryChecker.IsEUCoutry(customer.Country);
var isEUSupplierIsVATPayer = supplier.IsVatPayer && isCustomerEuCitizen;
var alpha2Code = _eUCountryChecker.GetEUCoutryAlpha2Code(customer.Country);
var customerCountryVAT = _vATRequester.GetEUCountryVAT(alpha2Code);
if (!supplier.IsVatPayer)
{
return(0);
}
else if (supplier.IsVatPayer && !isCustomerEuCitizen)
{
return(0);
}
else if (isEUSupplierIsVATPayer && !customer.IsVatPayer && !isCustomerInSuppliersCountry)
{
return(customerCountryVAT);
}
else if (isEUSupplierIsVATPayer && customer.IsVatPayer && !isCustomerInSuppliersCountry)
{
return(0);
}
else if (isEUSupplierIsVATPayer && isCustomerInSuppliersCountry)
{
return(customerCountryVAT);
}
return(0);
}
