public void AddTax_DoesNotAddTax_To_Books()
{
var taxDecorator = new TaxDecoratorService();
var purchaseItem = new PurchaseItem("book", 12.49m);
var withoutTax = taxDecorator.AddTax(purchaseItem);
Assert.Equal(12.49m, withoutTax.GetPrice());
}
public void AddTax_DoesAddTax_To_CD()
{
var taxDecorator = new TaxDecoratorService();
var purchaseItem = new PurchaseItem("music CD", 14.99m);
var withoutTax = taxDecorator.AddTax(purchaseItem);
Assert.Equal(16.49m, withoutTax.GetPrice());
}
public void AddTax_DoesAddDuty_AndTax_To_ImportedPerfume()
{
var taxDecorator = new TaxDecoratorService();
// just import tax
var purchaseItem = new PurchaseItem("imported bottle of perfume", 27.99m);
var withoutTax = taxDecorator.AddTax(purchaseItem);
Assert.Equal(32.19m, withoutTax.GetPrice());
}
public void AddTax_DoesAddDuty_To_ImportedItems()
{
var taxDecorator = new TaxDecoratorService();
// just import tax
var purchaseItem = new PurchaseItem("imported box of chocolates", 10.00m);
var withoutTax = taxDecorator.AddTax(purchaseItem);
Assert.Equal(10.50m, withoutTax.GetPrice());
}
public Receipt CreateReceipt(IList <string> textItems)
{
var receipt = new Receipt();
// each item will be on a new line so can call deserialisation service
foreach (var textItem in textItems)
{
var(quantity, purchaseItem) = _deserialisationService.CreatePurchaseItem(item: textItem);
for (int i = 0; i < quantity; i++)
{
var itemWithTax = _taxDecoratorService.AddTax(purchaseItem);
receipt.AddPurchaseItem(itemWithTax);
}
}
return(receipt);
}
