public void GetLamps_GivenTrafficLightID_ReturnsLamps()
{
var greenLamp = new Lamp(1, LampColor.Green);
var redLamp = new Lamp(0, LampColor.Red);
var lamps = new[] { greenLamp, redLamp };
var trafficLight = new TrafficLight(0, lamps);
Mock.Get(trafficLightRepo).Setup(x => x.GetTrafficLightById(0)).Returns(trafficLight);
var actualLamps = trafficLightController.GetLamps(0);
Assert.Equal(lamps, actualLamps);
}