public void Should_Process_ProcessTheInputCorrectlyAndGenerateTheOutput()
{
// Arrange
var reader = new Mock <IScheduleInputReader>();
var customer = new Customer("Name", new DailySubscription());
reader.Setup(r => r.Read(It.IsAny <string>()))
.Returns(new List <Customer> {
customer
});
var writer = new Mock <INotificationsOutputWriter>();
var strategy = new Mock <INotificationScheduleStrategy>();
strategy.Setup(s => s.Mode).Returns(SubscriptionMode.Daily);
var sut = new CustomerNotificationProcessor(reader.Object, writer.Object, new [] { strategy.Object });
// Act
sut.Process("schedule.csv", DateTime.Today, 2);
// Assert
reader.Verify(x => x.Read(It.IsAny <string>()), Times.Once);
strategy.Verify(x => x.CalculateSchedule(customer.Subscription, DateTime.Today, 2), Times.Once);
writer.Verify(x => x.Write(It.IsAny <IEnumerable <CustomerNotificationSchedule> >(), DateTime.Today, 2), Times.Once);
}
public void Should_Process_ThrowErrorWhenCannotFindTheRelevantStrategy()
{
// Arrange
var reader = new Mock <IScheduleInputReader>();
var customer = new Customer("Name", new DailySubscription());
reader.Setup(r => r.Read(It.IsAny <string>()))
.Returns(new List <Customer> {
customer
});
var writer = new Mock <INotificationsOutputWriter>();
var strategy = new Mock <INotificationScheduleStrategy>();
strategy.Setup(s => s.Mode).Returns(SubscriptionMode.Monthly);
var sut = new CustomerNotificationProcessor(reader.Object, writer.Object, new [] { strategy.Object });
// Act
Action action = () => sut.Process("schedule.csv", DateTime.Today, 2);
// Assert
action.Should().Throw <ScheduleStrategyNotFoundException>();
}