public void GivenOneOfEachItem_NoDiscountShouldBeApplied()
{
var testCart = new ShoppingCart();
testCart.CartContents.Add(productDatabase.CartContents.FirstOrDefault(c => c.Name == "Butter"));
testCart.CartContents.Add(productDatabase.CartContents.FirstOrDefault(c => c.Name == "Milk"));
testCart.CartContents.Add(productDatabase.CartContents.FirstOrDefault(c => c.Name == "Bread"));
//verify total and subtotal are the same
var subtotal = totalCalculator.GetSubtotal(testCart);
var total = totalCalculator.GetTotalAfterDiscount(testCart, discountDatabase);
Assert.AreEqual(total, subtotal);
//verify total
Assert.AreEqual(2.95, total);
}
