public void BasketTotal_GivenTwoButterBread_ReturnsTotal310p()
{
//Given
List <IPromoOffer> promoOffers = new List <IPromoOffer>();
promoOffers.Add(new PromoOfferHalfOffBreadForTwoButters());
var promoCalculator = new PromoOfferDiscountCalculator(promoOffers);
var basket = new Basket(promoCalculator);
var Bread = new BasketItem()
{
ProductName = "Bread", Quantity = 2, Price = 1.00m
};
var Butter = new BasketItem()
{
ProductName = "Butter", Quantity = 2, Price = 0.80m
};
basket.AddItem(Bread);
basket.AddItem(Butter);
//When
var result = basket.TotalwithDiscount();
//Then
Assert.That(result, Is.EqualTo(3.10m));
}
public void BasketTotal_GivenTwoButterOneBreadEightMilk_ReturnsTotal900p()
{
//Given
List <IPromoOffer> promoOffers = new List <IPromoOffer>();
promoOffers.Add(new PromoOfferHalfOffBreadForTwoButters());
promoOffers.Add(new PromoOfferBuyThreeMilkGetOneFree());
var promoCalculator = new PromoOfferDiscountCalculator(promoOffers);
var basket = new Basket(promoCalculator);
var Bread = new BasketItem()
{
ProductName = "Bread", Quantity = 1, Price = 1.00m
};
var Butter = new BasketItem()
{
ProductName = "Butter", Quantity = 2, Price = 0.80m
};
var Milk = new BasketItem()
{
ProductName = "Milk", Quantity = 8, Price = 1.15m
};
basket.AddItem(Bread);
basket.AddItem(Butter);
basket.AddItem(Milk);
//When
var result = basket.TotalwithDiscount();
//Then
Assert.That(result, Is.EqualTo(9.00m));
}
public void BasketTotal_GivenFourMilk_ReturnsTotal345p()
{
//Given
List <IPromoOffer> promoOffers = new List <IPromoOffer>();
promoOffers.Add(new PromoOfferBuyThreeMilkGetOneFree());
var promoCalculator = new PromoOfferDiscountCalculator(promoOffers);
var basket = new Basket(promoCalculator);
var Milk = new BasketItem()
{
ProductName = "Milk", Quantity = 4, Price = 1.15m
};
basket.AddItem(Milk);
//When
var result = basket.TotalwithDiscount();
//Then
Assert.That(result, Is.EqualTo(3.45m));
}
