public void RotateTest_WhenDirectionInvalid_ShouldThrow()
{
var rotateDirection = 'N';
var orientation = Orientation.West;
Assert.ThrowsException <InvalidRotationArgumentException>(() => RoverController.Rotate(rotateDirection, orientation));
}
public void RotateTest_WhenDirectionValid_ShouldRotate()
{
var rotateDirection = 'L';
var orientation = Orientation.North;
var expected = Orientation.West;
var actual = RoverController.Rotate(rotateDirection, orientation);
Assert.AreEqual(expected, actual);
}