public void IncrementAllLights()
{
Controller.AddUnitToGroup(Controller.AllLights[0], 0);
Controller._groups[0].GroupOfLights[0].LightingLevel = 0.5;
Controller.AllLights[1].LightingLevel = 0.5;
Controller.AllLights[2].LightingLevel = 0.5;
Controller._groups[0].GroupOfLights[0].wantedLightLevel = 1;
Controller.AllLights[1].wantedLightLevel = 1;
Controller.AllLights[2].wantedLightLevel = 1;
Controller.IncrementAllLights();
//step interval is 0.01
//Check if the LightingLevel has incremented by the step interval
Assert.AreEqual(0.5 + 0.01, Controller._groups[0].GroupOfLights[0].LightingLevel);
Assert.AreEqual(0.5 + 0.01, Controller.AllLights[1].LightingLevel);
Assert.AreEqual(0.5 + 0.01, Controller.AllLights[2].LightingLevel);
//Check if the wantedLightLevel is now 0
Assert.AreEqual(0, Controller._groups[0].GroupOfLights[0].wantedLightLevel);
Assert.AreEqual(0, Controller.AllLights[1].wantedLightLevel);
Assert.AreEqual(0, Controller.AllLights[2].wantedLightLevel);
}
