public void If_member_is_buying_nothing_Then_should_not_be_charged()
{
// Arrange
var itemIDs = Enumerable.Empty <int>();
var memberID = 12345;
var member = new Member {
Birthday = DateTime.Now
};
var loggingServiceMock = new Mock <ILoggingService>();
var paymentServiceMock = new Mock <IPaymentService>();
var itemRepoMock = new Mock <IItemRepository>();
itemRepoMock.Setup(i => i.FindByIDs(itemIDs)).Returns(new Item[] {});
var memberRepoMock = new Mock <IMemberRepository>();
memberRepoMock.Setup(m => m.FindByID(memberID)).Returns(member);
var shoppingService = new ShoppingService(loggingServiceMock.Object,
itemRepoMock.Object,
paymentServiceMock.Object,
memberRepoMock.Object);
// Act
shoppingService.Checkout(itemIDs, memberID, promoCode: null, when: DateTime.Now);
// Assert
paymentServiceMock.Verify(r => r.Charge(memberID, 0), Times.Once);
}
public void If_item_is_not_discountable_Although_member_is_having_birthday_Then_should_be_charged_fully()
{
// Arrange
var itemIDs = new int[] { 11, 22 };
var items = new Item[]
{
new Item {
Name = "foo", Price = 50
},
new Item {
Name = "bar", Price = 100
},
};
var memberID = 12345;
var member = new Member {
Birthday = DateTime.Now
};
var loggingServiceMock = new Mock <ILoggingService>();
var paymentServiceMock = new Mock <IPaymentService>();
var itemRepoMock = new Mock <IItemRepository>();
itemRepoMock.Setup(i => i.FindByIDs(itemIDs)).Returns(items);
var memberRepoMock = new Mock <IMemberRepository>();
memberRepoMock.Setup(m => m.FindByID(memberID)).Returns(member);
var shoppingService = new ShoppingService(loggingServiceMock.Object,
itemRepoMock.Object,
paymentServiceMock.Object,
memberRepoMock.Object);
// Act
shoppingService.Checkout(itemIDs, memberID, promoCode: null, when: DateTime.Now);
// Assert
paymentServiceMock.Verify(r => r.Charge(memberID, 150), Times.Once);
}