public void RunEngineScenario3()
{
//arrange
var engine = new SimpleEngine <CartModel>();
engine.AddPromotion(new NItemsFixedPrice("A", 3, 130));
engine.AddPromotion(new NItemsFixedPrice("B", 2, 45));
engine.AddPromotion(new TwoItemsFixedPrice("C", "D", 30));
var cart = new CartModel
{
Items = new()
{
new("A", 3, 50),
new("B", 5, 30),
new("C", 1, 20),
new("D", 2, 15),
}
};
//act
var result = engine.Run(cart);
// Assert
result.TotalValue.Should().Be(295);
}
}
public void RunEngineWithNoPromotions()
{
//arrange
var engine = new SimpleEngine <CartModel>();
var cart = new CartModel
{
Items = new()
{
new("A", 1, 50),
new("B", 1, 30),
new("C", 1, 20),
}
};
//act
var result = engine.Run(cart);
// Assert
result.TotalValue.Should().Be(100);
}