public void ShouldThrowInvalidEnumArgumentExceptionWhenTaxableUndefined()
{
FakeShoppingItem fakeItem = CreateFakeItem();
fakeItem.Taxable = Taxable.Undefined;
Assert.Catch(() => _taxCalculator.CalculatePriceWithTax(fakeItem));
}
/// <summary>
/// Constructor for a taxable item.
/// </summary>
/// <param name="taxable">an enumeration representing whether or not the item is taxable</param>
/// <param name="priceWithoutTax">the price without tax</param>
/// <param name="itemName">the item name</parma>
/// <param name="taxCalculator">the tax calculator</param>
public ShoppingItem(
Taxable taxable,
decimal priceWithoutTax,
string itemName,
ITaxCalculator taxCalculator
)
{
Taxable = taxable;
PriceWithoutTax = priceWithoutTax;
ItemName = itemName;
TaxAmountAsPercent = taxCalculator.DetermineTaxPercentage(Taxable);
FinalItemPrice = taxCalculator.CalculatePriceWithTax(this);
}
