public void ShouldStartTrafficLightCycle()
{
var configuration = new TrafficLightConfig();
configuration.Add(TrafficLightState.Go, 4);
configuration.Add(TrafficLightState.Stop, 4);
SetTrafficLightConfiguration(configuration);
var lights = new TrafficLights {
_l1, _l2, _l3, _l4
};
var timer = new TrafficLightTimer();
var tc1 = new TetheredTrafficLightCluster {
_l1, _l2
};
tc1.Name = "TC-1";
var pc1 = new PolarTrafficLightCluster(_l3)
{
{ _l4 }
};
pc1.Name = "TC-2";
Assert.IsTrue(lights.Add(tc1));
Assert.IsTrue(lights.Add(pc1));
var controller = new TrafficLightController(lights, timer);
//Assert initial state is where expected
Assert.AreEqual(TrafficLightState.StopThenGo, _l1.State);
Assert.AreEqual(TrafficLightState.StopThenGo, _l2.State);
Assert.AreEqual(TrafficLightState.StopThenGo, _l3.State);
Assert.AreEqual(TrafficLightState.StopThenGo, _l4.State);
controller.Start(); //Will trigger traffic light state changes
Thread.Sleep(2000);
Assert.AreEqual(TrafficLightState.Go, _l1.State);
Assert.AreEqual(TrafficLightState.Go, _l2.State);
Assert.AreEqual(TrafficLightState.Go, _l3.State);
Assert.AreEqual(TrafficLightState.Stop, _l4.State);
Thread.Sleep(5000);
Assert.AreEqual(TrafficLightState.Stop, _l1.State);
Assert.AreEqual(TrafficLightState.Stop, _l2.State);
Assert.AreEqual(TrafficLightState.Stop, _l3.State);
Assert.AreEqual(TrafficLightState.Go, _l4.State);
controller.Stop();
}
public void ShouldSynchronizedAllPolarLights()
{
var lights = new TrafficLights {
_l1, _l2, _l3, _l4
};
var timer = new TrafficLightTimer();
var tc1 = new PolarTrafficLightCluster(_l3)
{
{ _l1, _l2 }
};
tc1.Name = "TC-1";
var tc2 = new PolarTrafficLightCluster(_l5)
{
{ _l4 }
};
tc2.Name = "TC-2";
Assert.IsTrue(lights.Add(tc1, tc2));
var controller = new TrafficLightController(lights, timer);
//Assert initial state is where expected
Assert.AreEqual(TrafficLightState.StopThenGo, _l1.State);
Assert.AreEqual(TrafficLightState.StopThenGo, _l2.State);
Assert.AreEqual(TrafficLightState.StopThenGo, _l3.State);
Assert.AreEqual(TrafficLightState.StopThenGo, _l4.State);
controller.Start(); //Will trigger traffic light state changes
Thread.Sleep(2500);
Assert.AreEqual(TrafficLightState.Go, _l3.State);
Assert.AreEqual(TrafficLightState.Go, _l5.State);
Assert.AreEqual(TrafficLightState.Stop, _l1.State);
Assert.AreEqual(TrafficLightState.Stop, _l2.State);
Assert.AreEqual(TrafficLightState.Stop, _l4.State);
controller.Stop();
}