public void When_no_promotion_applies()
{
var rule = new Mock<IPromotionalDiscountRule>();
rule.Setup(p => p.PromotionApplies(It.IsAny<LineItem>())).Returns(false);
var sut = new Promotions(new List<IPromotionalDiscountRule>() { rule.Object });
var productCatalog = new ProductCatalog();
productCatalog.AddProduct("apple", 0.75m);
var lineItem = new LineItem("apple", 7, productCatalog, sut);
var actual = sut.CalculatePromotionalCost(lineItem);
Assert.That(actual.DiscountedSubTotal, Is.EqualTo(lineItem.SubTotal));
Assert.That(actual.DiscountNote, Is.EqualTo(""));
}
public void When_no_promotion_applies()
{
var rule = new Mock <IPromotionalDiscountRule>();
rule.Setup(p => p.PromotionApplies(It.IsAny <LineItem>())).Returns(false);
var sut = new Promotions(new List <IPromotionalDiscountRule>()
{
rule.Object
});
var productCatalog = new ProductCatalog();
productCatalog.AddProduct("apple", 0.75m);
var lineItem = new LineItem("apple", 7, productCatalog, sut);
var actual = sut.CalculatePromotionalCost(lineItem);
Assert.That(actual.DiscountedSubTotal, Is.EqualTo(lineItem.SubTotal));
Assert.That(actual.DiscountNote, Is.EqualTo(""));
}
