public void ShouldLogMessageOnChange()
{
Stoplight light = new Stoplight();
MockLogger logger = new MockLogger();
light.Logger = logger;
light.Next();
Assert.IsNotNull(logger.LastMessage);
Assert.IsTrue(logger.LastMessage.StartsWith("LIGHT CHANGED TO"));
}
public void ShouldLogOnForceChange()
{
MockStoplightTimer timer = new MockStoplightTimer();
MockLogger logger = new MockLogger();
StoplightSchedule schedule = new StoplightSchedule(timer);
schedule.Logger = logger;
TimeSpan greenSchedule = new TimeSpan(800);
TimeSpan yellowSchedule = new TimeSpan(1500);
TimeSpan redSchedule = new TimeSpan(100);
schedule.Update(greenSchedule, yellowSchedule, redSchedule);
schedule.ForceChange();
Assert.IsNotNull(logger.LastMessage);
Assert.IsTrue(logger.LastMessage.StartsWith("FORCED CHANGE"));
}