public DiscountPipeline(Bill bill, Customer customer)
{
_percentageDiscounters = new List<IDiscounter>();
this.Bill = bill;
this.Customer = customer;
LoadPercentageDiscounters();
}
public void Test_Bill_With_Adding_Items_One_After_Another()
{
Bill bill = new Bill(new Customer() { JoinedOn = DateTime.Now.AddDays(-900) });
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 20.5f },
Quantity = 13
}
);
Assert.AreEqual(266.5f, bill.GrossBillAmount, 0.01f, "Gross bill amount missmatch");
Assert.AreEqual(23.325f, bill.TotalDiscount, 0.01f, "Total discount amount missmatch");
Assert.AreEqual(243.175f, bill.NetBillAmount, 0.01f, "Net amount missmatch");
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 11.1f },
Quantity = 7
}
);
Assert.AreEqual(344.2f, bill.GrossBillAmount, 0.01f, "Gross bill amount missmatch after adding product 2");
Assert.AreEqual(32.21f, bill.TotalDiscount, 0.01f, "Total discount amount missmatch after adding product 2");
Assert.AreEqual(311.99f, bill.NetBillAmount, 0.01f, "Net amount missmatch after adding product 2");
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 30.0f },
Quantity = 24
}
);
Assert.AreEqual(1064.2f, bill.GrossBillAmount, 0.01f, "Gross bill amount missmatch after adding product 3");
Assert.AreEqual(103.21f, bill.TotalDiscount, 0.01f, "Total discount amount missmatch after adding product 3");
Assert.AreEqual(960.98f, bill.NetBillAmount, 0.01f, "Net amount missmatch after adding product 3");
}
public void Test_Bill_With_AmountLessThan100_Affiliate_Customer()
{
Bill bill = new Bill(new Customer() { JoinedOn = DateTime.Now, IsAffiliate=true });
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 20.5f },
Quantity = 2
}
);
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 11.2f },
Quantity = 1
}
);
Assert.AreEqual(52.2f, bill.GrossBillAmount, 0.01f, "Gross bill amount missmatch");
Assert.AreEqual(5.22f, bill.TotalDiscount, 0.01f, "Total discount amount missmatch");
Assert.AreEqual(46.98f, bill.NetBillAmount, 0.01f, "Net amount missmatch");
}
public void Test_Bill_With_Affiliate_Loyalty_Customer_Applies_Only_Affiliate_Discount()
{
Bill bill = new Bill(new Customer() { JoinedOn = DateTime.Now.AddDays(-900), IsAffiliate = true });
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 20.5f },
Quantity = 13
}
);
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 11.2f },
Quantity = 5
}
);
Assert.AreEqual(322.5f, bill.GrossBillAmount, 0.01f, "Gross bill amount missmatch");
Assert.AreEqual(42.25f, bill.TotalDiscount, 0.01f, "Total discount amount missmatch");
Assert.AreEqual(280.25f, bill.NetBillAmount, 0.01f, "Net amount missmatch");
}
public BilledTotalDiscounter(Bill bill, Customer customer,List<DiscountLineItem> existingDiscounts)
: base(bill, customer)
{
_existingDiscounts = existingDiscounts;
}
public AffiliateDiscounter(Bill bill, Customer customer)
: base(bill, customer)
{
}
public LoyaltyDiscounter(Bill bill, Customer customer)
: base(bill, customer)
{
}
public EmployeeDiscounter(Bill bill, Customer customer)
: base(bill, customer)
{
}
public Discounter(Bill bill, Customer customer)
{
this.Bill = bill;
this.Customer = customer;
}
public void Test_Empty_Bill()
{
Bill bill = new Bill(new Customer() { });
Assert.IsTrue(bill.GrossBillAmount == 0.0f,"Gross bill amount missmatch");
Assert.IsTrue(bill.TotalDiscount == 0.0f,"Total discount amount missmatch");
Assert.IsTrue(bill.NetBillAmount == 0.0f, "Net amount missmatch");
}
public void Test_Bill_With_AmountMoreThan100_Not_Special_Customer()
{
Bill bill = new Bill(new Customer() { JoinedOn = DateTime.Now });
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 20.5f },
Quantity = 13
}
);
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 11.2f },
Quantity = 5
}
);
Assert.AreEqual<float>(322.5f, bill.GrossBillAmount, "Gross bill amount missmatch");
Assert.AreEqual<float>(15.0f, bill.TotalDiscount, "Total discount amount missmatch");
Assert.AreEqual<float>(307.5f, bill.NetBillAmount, "Net amount missmatch");
}
public void Test_Bill_With_AmountMoreThan100_Loyalty_Customer()
{
Bill bill = new Bill(new Customer() { JoinedOn = DateTime.Now.AddDays(-900) });
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 20.5f },
Quantity = 13
}
);
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 11.2f },
Quantity = 5
}
);
Assert.AreEqual(322.5f, bill.GrossBillAmount, 0.01f, "Gross bill amount missmatch");
Assert.AreEqual(31.125f, bill.TotalDiscount, 0.01f, "Total discount amount missmatch");
Assert.AreEqual(291.375f, bill.NetBillAmount, 0.01f, "Net amount missmatch");
}
public void Test_Bill_With_AmountMoreThan100_Employee_Customer()
{
Bill bill = new Bill(new Customer() { JoinedOn = DateTime.Now,IsEmployee=true });
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 20.5f },
Quantity = 13
}
);
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 11.2f },
Quantity = 5
}
);
Assert.AreEqual(322.5f, bill.GrossBillAmount,0.01f, "Gross bill amount missmatch");
Assert.AreEqual(106.75f, bill.TotalDiscount, 0.01f, "Total discount amount missmatch");
Assert.AreEqual(215.75f, bill.NetBillAmount, 0.01f, "Net amount missmatch");
}
public void Test_Bill_With_AmountLessThan100_Loyalty_Customer()
{
Bill bill = new Bill(new Customer() { JoinedOn = DateTime.Now.AddYears(-2) });
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 20.5f },
Quantity = 2
}
);
bill.Add(
new ProductLineItem()
{
Product = new Product() { ID = "1", Price = 11.2f },
Quantity = 1
}
);
Assert.AreEqual(52.2f, bill.GrossBillAmount, 0.01f, "Gross bill amount missmatch");
Assert.AreEqual(2.61f, bill.TotalDiscount, 0.01f, "Total discount amount missmatch");
Assert.AreEqual(49.59f, bill.NetBillAmount, 0.01f, "Net amount missmatch");
}