private void OnDoorOpenedChanged(bool doorOpened)
{
switch (microwaveState)
{
case MicrowaveOvenState.OPENED:
if (!microwaveOvenHW.DoorOpen)
{
microwaveState = MicrowaveOvenState.CLOSED;
LightOn = false;
}
break;
case MicrowaveOvenState.CLOSED:
if (microwaveOvenHW.DoorOpen)
{
microwaveState = MicrowaveOvenState.OPENED;
LightOn = true;
}
break;
case MicrowaveOvenState.RUNNING:
if (microwaveOvenHW.DoorOpen)
{
microwaveState = MicrowaveOvenState.OPENED;
timer.Stop();
HeaterOn = false;
LightOn = true;
}
break;
default:
throw new Exception("Unhandled state: " + microwaveState);
}
}
public void HeaterRunning_StartButtonPress_StateTest(MicrowaveOvenState expectedResult)
{
Mock <IMicrowaveOvenHW> hwMock = new Mock <IMicrowaveOvenHW>();
Utilities.MicrowaveOvenController controller = new Utilities.MicrowaveOvenController(hwMock.Object, MicrowaveOvenState.RUNNING);
hwMock.Raise(hw => hw.StartButtonPressed += null, EventArgs.Empty);
Assert.AreEqual(expectedResult, controller.MicrowaveState);
}
public void DoorClosed_StartButtonPress_StateTest(MicrowaveOvenState expectedResult)
{
Mock <IMicrowaveOvenHW> hwMock = new Mock <IMicrowaveOvenHW>();
Utilities.MicrowaveOvenController controller = new Utilities.MicrowaveOvenController(hwMock.Object, MicrowaveOvenState.CLOSED);
hwMock.Raise(hw => hw.StartButtonPressed += null, EventArgs.Empty);
hwMock.Verify(hw => hw.TurnOnHeater());
Assert.AreEqual(expectedResult, controller.MicrowaveState);
}
public void DoorOpened_StartButtonPress_StateTest(MicrowaveOvenState expectedResult)
{
Mock <IMicrowaveOvenHW> hwMock = new Mock <IMicrowaveOvenHW>();
Utilities.MicrowaveOvenController controller = new Utilities.MicrowaveOvenController(hwMock.Object, MicrowaveOvenState.OPENED);
hwMock.Setup(hw => hw.DoorOpen).Returns(true);
hwMock.Raise(hw => hw.StartButtonPressed += null, EventArgs.Empty);
Assert.AreEqual(expectedResult, controller.MicrowaveState);
}
public MicrowaveOvenController(IMicrowaveOvenHW microwaveOvenHW, MicrowaveOvenState startingState = MicrowaveOvenState.CLOSED)
{
this.microwaveOvenHW = microwaveOvenHW ?? throw new Exception("No microwave oven hardware passed!");
microwaveOvenHW.StartButtonPressed += OnStartButtonPressed;
microwaveOvenHW.DoorOpenChanged += OnDoorOpenedChanged;
timer = new MicrowaveOvenTimer();
timer.Finished += OnTimerFinished;
SetInitialState(startingState);
}
public void DoorOpened_CloseDoor_StateTest(MicrowaveOvenState expectedResult)
{
Mock <IMicrowaveOvenHW> hwMock = new Mock <IMicrowaveOvenHW>();
hwMock.Setup(hw => hw.DoorOpen).Returns(false);
Utilities.MicrowaveOvenController controller = new Utilities.MicrowaveOvenController(hwMock.Object, MicrowaveOvenState.OPENED);
hwMock.Raise(hw => hw.DoorOpenChanged += null, false);
Assert.AreEqual(expectedResult, controller.MicrowaveState);
}
public void HeaterRunning_OpenDoor_StateTest(MicrowaveOvenState expectedResult)
{
Mock <IMicrowaveOvenHW> hwMock = new Mock <IMicrowaveOvenHW>();
hwMock.Setup(hw => hw.DoorOpen).Returns(true);
Utilities.MicrowaveOvenController controller = new Utilities.MicrowaveOvenController(hwMock.Object, MicrowaveOvenState.RUNNING);
hwMock.Raise(hw => hw.DoorOpenChanged += null, true);
hwMock.Verify(hw => hw.TurnOffHeater());
Assert.AreEqual(expectedResult, controller.MicrowaveState);
}
public void HeaterRunning_TimerFinish_StateTest(MicrowaveOvenState expectedResult)
{
Mock <IMicrowaveOvenHW> hwMock = new Mock <IMicrowaveOvenHW>();
Utilities.MicrowaveOvenController controller = new Utilities.MicrowaveOvenController(hwMock.Object, MicrowaveOvenState.RUNNING);
ITimer timer = controller.Timer;
timer.InvokeFinished();
hwMock.Verify(hw => hw.TurnOffHeater());
Assert.AreEqual(expectedResult, controller.MicrowaveState);
}
private void OnStartButtonPressed(object sender, EventArgs e)
{
switch (microwaveState)
{
case MicrowaveOvenState.CLOSED:
microwaveState = MicrowaveOvenState.RUNNING;
timer.Start();
HeaterOn = true;
break;
case MicrowaveOvenState.OPENED:
break;
case MicrowaveOvenState.RUNNING:
timer.AddTime();
break;
default:
throw new Exception("Unhandled state: " + microwaveState);
}
}
private void SetInitialState(MicrowaveOvenState startingState)
{
MicrowaveState = startingState;
LightOn = MicrowaveState == MicrowaveOvenState.OPENED;
HeaterOn = MicrowaveState == MicrowaveOvenState.RUNNING;
}
private void OnTimerFinished(object sender, EventArgs e)
{
microwaveState = MicrowaveOvenState.CLOSED;
timer.Stop();
HeaterOn = false;
}
