public void CalculateA_1Pair_1Remaining_Test()
{
_IPromo = new PromotionA();
int ActualAmount = 180;
int ExpectedAmount = _IPromo.Calculate(3, 1, 1);
Assert.AreEqual(ActualAmount, ExpectedAmount);
}
public void CalculateB_1Pair_0Remaining_Test()
{
_IPromo = new PromotionB();
int ActualAmount = 45;
int ExpectedAmount = _IPromo.Calculate(1, 1, 0);
Assert.AreEqual(ActualAmount, ExpectedAmount);
}
public void CalculateA_0Pair_2Remaining_Test()
{
_IPromo = new PromotionA();
int ActualAmount = 100;
int ExpectedAmount = _IPromo.Calculate(2, 0, 2);
Assert.AreEqual(ActualAmount, ExpectedAmount);
}
public double Accept(IPromotion promotion)
{
return(promotion.Calculate(this));
}
public int DisplayTotalAmountwithProducts()
{
int NoOfA = 0;
int NoOfB = 0;
int NoOfC = 0;
int NoOfD = 0;
bool promoA = false;
bool promoB = false;
bool promoC = false;
bool promoD = false;
Product prodA = new ProductA("A");
Product prodB = new ProductB("B");
Product prodC = new ProductC("C");
Product prodD = new ProductD("D");
int Total = 0;
Factory factory;
FactoryCD factoryCD;
NoOfA = CartProducts.Where(n => n.ProductCode == "A").Count();
NoOfB = CartProducts.Where(n => n.ProductCode == "B").Count();
NoOfC = CartProducts.Where(n => n.ProductCode == "C").Count();
NoOfD = CartProducts.Where(n => n.ProductCode == "D").Count();
if (NoOfA > 2)
{
int promopairs = 0;
int remainitems = 0;
remainitems = NoOfA % 3;
promopairs = NoOfA / 3;
factory = new FactoryA();
_IPromo = factory.CreatePromotion();
Total = Total + _IPromo.Calculate(NoOfA, promopairs, remainitems);
promoA = true;
}
else if (NoOfB > 1)
{
int promopairs = 0;
int remainitems = 0;
remainitems = NoOfB % 2;
promopairs = NoOfB / 2;
factory = new FactoryB();
_IPromo = factory.CreatePromotion();
Total = Total + _IPromo.Calculate(NoOfB, promopairs, remainitems);
promoB = true;
}
else if (NoOfC > 0 && NoOfD > 0)
{
int promopairs = 0;
int remainitemsC = 0;
int remainitemsD = 0;
if (NoOfC == NoOfD)
{
promopairs = NoOfC;
remainitemsC = 0;
remainitemsD = 0;
}
else if (NoOfC > NoOfD)
{
promopairs = NoOfD;
remainitemsC = NoOfC - NoOfD;
remainitemsD = 0;
}
else
{
promopairs = NoOfC;
remainitemsC = 0;
remainitemsD = NoOfD - NoOfC;
}
factoryCD = new FactoryPromoCD();
_IPromoCD = factoryCD.CreatePromotionCD();
Total = Total + _IPromoCD.Calculate(NoOfC, NoOfD, promopairs, remainitemsC, remainitemsD);
promoC = true;
promoD = true;
}
foreach (Product prod in CartProducts)
{
if (prod.GetType().Name == "ProductA" && promoA == false)
{
Console.WriteLine("{0} * A {1}", NoOfA, (NoOfA * prodA.price));
promoA = true;
Total = Total + (NoOfA * prodA.price);
}
else if (prod.GetType().Name == "ProductB" && promoB == false)
{
Console.WriteLine("{0} * B {1}", NoOfB, (NoOfB * prodB.price));
promoB = true;
Total = Total + (NoOfB * prodB.price);
}
else if (prod.GetType().Name == "ProductC" && promoC == false)
{
Console.WriteLine("{0} * C {1}", NoOfC, (NoOfC * prodC.price));
promoC = true;
Total = Total + (NoOfC * prodC.price);
}
else if (prod.GetType().Name == "ProductD" && promoD == false)
{
Console.WriteLine("{0} * D {1}", NoOfD, (NoOfD * prodD.price));
promoD = true;
Total = Total + (NoOfD * prodD.price);
}
}
return(Total);
}