public void ItemExists_ReturnsItemPrice()
{
//Arrange
var priceStrategies = new IItemPriceStrategy[]
{
new BasketItemSkuAItemPriceStrategy()
};
var basket = new Basket();
var basketService = new BasketService(basket, priceStrategies);
basketService.AddItem(new BasketItemSkuA());
//Act
var totalPrice = basketService.GetTotal();
//Assert
Assert.Equal(new BasketItemSkuA().Price, totalPrice);
}
public void ThreeForFortyPromotion_OneExists_ReturnsItemPrice()
{
//Arrange
var priceStrategies = new IItemPriceStrategy[]
{
new BasketItemSkuBItemPriceStrategy()
};
var basket = new Basket();
basket.AddItem(new BasketItemSkuB());
var basketService = new BasketService(basket, priceStrategies);
//Act
var totalPrice = basketService.GetTotal();
//Assert
Assert.Equal(new BasketItemSkuB().Price, totalPrice);
}
public void PercentageOffPromotion_MultipleD_ReturnsTotalDiscountedPrice()
{
//Arrange
var priceStrategies = new IItemPriceStrategy[]
{
new BasketItemSkuDItemPriceStrategy()
};
var basket = new Basket();
basket.AddItem(new BasketItemSkuD());
basket.AddItem(new BasketItemSkuD());
var basketService = new BasketService(basket, priceStrategies);
//Act
var totalPrice = basketService.GetTotal();
//Assert
Assert.Equal((decimal)82.50, totalPrice);
}
