def test_should_turn_off_led(self):
executor = RPiExecutor()
pin = Pin(21)
pin.off = MagicMock()
executor.go = MagicMock()
control = Control(None, executor, pin)
control.turn_off_led()
pin.off.assert_called_with()
executor.go.assert_called_with(pin)
def test_should_return_true_when_call_off(self):
pin = Pin(1)
pin.off()
self.assertFalse(pin.value)