public void ShoppingCartWithDiscountWithFixedPriceBulkDiscountedLineItem2Test()
{
// arrange
ShoppingCart shoppingCart = new ShoppingCart
{
HasCoupon = true,
CouponTotalPriceThreshold = 10.00m,
CouponDiscount = 1.00m
};
LineItem lineItem = new FixedPriceLineItem
{
ProductId = 1,
Name = "Cheerios (non GMO)",
UnitPrice = 2.00m,
Quantity = 10,
IsDiscounted = true,
DiscountThreshold = 4
};
shoppingCart.Add(lineItem);
//act
decimal actualTotalPrice = shoppingCart.GetTotalPrice();
// assert
const decimal expectedTotalPrice = 15.00m;
Assert.AreEqual(expectedTotalPrice, actualTotalPrice);
}
public void FixedPriceLineItemsSettersAndGetterTests2()
{
// arrange
FixedPriceLineItem fixedPriceLineItem = new FixedPriceLineItem(productId: 1, name: "Cheerios (non GMO)", unitPrice: 2.00m, quantity: 3, isDiscounted: true, discountThreshold: 2);
//act
int actualProductId = fixedPriceLineItem.ProductId;
string actualName = fixedPriceLineItem.Name;
decimal actualUnitPrice = fixedPriceLineItem.UnitPrice;
int actualQuantity = fixedPriceLineItem.Quantity;
bool actualIsDiscounted = fixedPriceLineItem.IsDiscounted;
int actualDiscountThreshold = fixedPriceLineItem.DiscountThreshold;
// assert
const int expectedProductId = 1;
const string expectedName = "Cheerios (non GMO)";
const decimal expectedUnitPrice = 2.00m;
const int expectedQuantity = 3;
const bool expectedIsDiscounted = true;
const int expectedDiscountThreshold = 2;
Assert.AreEqual(expectedProductId, actualProductId);
Assert.AreEqual(expectedName, actualName);
Assert.AreEqual(expectedUnitPrice, actualUnitPrice);
Assert.AreEqual(expectedQuantity, actualQuantity);
Assert.AreEqual(expectedIsDiscounted, actualIsDiscounted);
Assert.AreEqual(expectedDiscountThreshold, actualDiscountThreshold);
}
public void PrintFixedPriceLineItemTest()
{
// arrange
FixedPriceLineItem fixedPriceLineItem = new FixedPriceLineItem
{
ProductId = 1,
Name = "Cheerios (non GMO)",
UnitPrice = 2.00m,
Quantity = 3,
IsDiscounted = true,
DiscountThreshold = 2
};
//act
string fixedPriceLineItemString = fixedPriceLineItem.ToString();
// assert
Assert.AreNotEqual(0, fixedPriceLineItemString.Length);
}
private void Add(FixedPriceLineItem fixedPriceLineItem)
{
if (fixedPriceLineItem == null)
{
throw new ArgumentNullException("fixedPriceLineItem");
}
FixedPriceLineItem existingFixedPriceLineItem = _uniqueFixedPriceLineItemList.SingleOrDefault(p => p.ProductId == fixedPriceLineItem.ProductId);
if (existingFixedPriceLineItem != null)
{
// if fixed price line item exists in shopping cart, then increment quantity
existingFixedPriceLineItem.Quantity++;
}
else
{
// else add to shopping cart
_uniqueFixedPriceLineItemList.Add(fixedPriceLineItem);
}
}
