public PromotionCart PromotionRules_3A(List <char> products)
{
PromotionCart promotionCartResult = new PromotionCart();
while (true)
{
if (products.Count(x => x == 'A') >= 3)
{
promotionCartResult.PromotedProduct = "3 * A";
promotionCartResult.PromotionCartPrice += ApplicationConstants.A_3;
promotionCartResult.NumberOfTimes += 1;
for (int i = 0; i < 3; i++)
{
products.Remove('A');
}
}
else
{
break;
}
}
promotionCartResult.RemainingProducts = products;
return(promotionCartResult);
}
public void ShouldAcceptIfNoValuesInCart()
{
var cart = new PromotionCart
{
Products = null
};
var testObj = new PromotionEngineCalculator(cart, promtionRules);
// ACT
PromotionCart result = testObj.Run();
// ASSERT
result.TotalValue.Should().Be(0M);
}
public void ShouldPassScenario3()
{ // ARRANGE
var productA = new SKUItems {
Price = 50m, SKUId = "A"
};
var productB = new SKUItems {
Price = 30m, SKUId = "B"
};
var productC = new SKUItems {
Price = 20m, SKUId = "C"
};
var productD = new SKUItems {
Price = 15m, SKUId = "D"
};
using (StreamReader r = new StreamReader(@"Settings.json"))
{
string data = r.ReadToEnd();
promtionRules = JsonConvert.DeserializeObject <List <PromotionRules> >(data);
}
var cart = new PromotionCart
{
Products = new List <SKUItems> {
productA, productA, productA,
productB, productB, productB, productB, productB,
productC,
productD
}
};
var testObj = new PromotionEngineCalculator(cart, promtionRules);
// ACT
PromotionCart result = testObj.Run();
// ASSERT
const decimal expectedTotal = 280m;
result.TotalValue.Should().Be(expectedTotal);
}
public void ShouldPassMultipleItemsofSameProductDiscApplied()
{ // ARRANGE
var productA = new SKUItems {
Price = 50m, SKUId = "A"
};
var productB = new SKUItems {
Price = 30m, SKUId = "B"
};
var productC = new SKUItems {
Price = 20m, SKUId = "C"
};
var productD = new SKUItems {
Price = 15m, SKUId = "D"
};
using (StreamReader r = new StreamReader(@"Settings.json"))
{
string data = r.ReadToEnd();
promtionRules = JsonConvert.DeserializeObject <List <PromotionRules> >(data);
}
var cart = new PromotionCart
{
Products = new List <SKUItems> {
productA, productA, productA, productA, productA, productA, productA, productA, productA, productA, productA,
productB, productB, productB, productB, productB,
productD
}
};
//11 ProductsA = 550 , 5 productB = 150 , 1 productD =15
// - 60 For 3 set Disc applied , 2 No Discount , -30 2 sets Disc applied
var testObj = new PromotionEngineCalculator(cart, promtionRules);
// ACT
PromotionCart result = testObj.Run();
// ASSERT
const decimal expectedTotal = 625M;
result.TotalValue.Should().Be(expectedTotal);
}
public void ShouldAcceptDeafultValues()
{ // ARRANGE
var productA = new SKUItems {
Price = 0m, SKUId = "A"
};
var productB = new SKUItems {
Price = 0m, SKUId = "B"
};
var productC = new SKUItems {
Price = 0m, SKUId = "C"
};
var productD = new SKUItems {
Price = 0m, SKUId = "D"
};
var cart = new PromotionCart
{
Products = new List <SKUItems> {
productA, productA, productA,
productB, productB, productB, productB, productB,
productC,
productD
}
};
var testObj = new PromotionEngineCalculator(cart, promtionRules);
// ACT
PromotionCart result = testObj.Run();
// ASSERT
const decimal expectedTotal = 0M;
result.TotalValue.Should().Be(expectedTotal);
}
public PromotionCart PromotionRules_CD(List <char> products)
{
PromotionCart promotionCartResult = new PromotionCart();
while (true)
{
if (products.Any(x => x == 'C') && products.Any(x => x == 'D'))
{
promotionCartResult.PromotedProduct = "C & D";
promotionCartResult.PromotionCartPrice += ApplicationConstants.C_D;
promotionCartResult.NumberOfTimes += 1;
products.Remove('C');
products.Remove('D');
}
else
{
break;
}
}
promotionCartResult.RemainingProducts = products;
return(promotionCartResult);
}
public PromotionEngineCalculator(PromotionCart promoCart, List <PromotionRules> promotionRules)
{
_promoCart = promoCart;
_promtionRules = promotionRules;
}
