def test_input_is_active():
pin = MockPin(2)
with InputDevice(pin, pull_up=True) as device:
pin.drive_high()
assert not device.is_active
pin.drive_low()
assert device.is_active
def test_mock_pin_edges():
pin = MockPin(2)
assert pin.when_changed is None
fired = Event()
pin.function = 'input'
pin.edges = 'both'
assert pin.edges == 'both'
pin.drive_low()
assert not pin.state
def changed():
fired.set()
pin.when_changed = changed
pin.drive_high()
assert pin.state
assert fired.wait(0)
fired.clear()
pin.edges = 'falling'
pin.drive_low()
assert not pin.state
assert fired.wait(0)
fired.clear()
pin.drive_high()
assert pin.state
assert not fired.wait(0)
assert pin.edges == 'falling'
def test_mock_pin_edges():
pin = MockPin(2)
assert pin.when_changed is None
fired = Event()
pin.function = "input"
pin.edges = "both"
assert pin.edges == "both"
pin.drive_low()
assert not pin.state
def changed():
fired.set()
pin.when_changed = changed
pin.drive_high()
assert pin.state
assert fired.wait(0)
fired.clear()
pin.edges = "falling"
pin.drive_low()
assert not pin.state
assert fired.wait(0)
fired.clear()
pin.drive_high()
assert pin.state
assert not fired.wait(0)
assert pin.edges == "falling"
def test_input_is_active():
pin = MockPin(2)
with InputDevice(pin, pull_up=True) as device:
pin.drive_high()
assert not device.is_active
pin.drive_low()
assert device.is_active
def test_mock_pin_edges():
pin = MockPin(5)
assert pin.when_changed is None
fired = Event()
pin.function = 'input'
pin.edges = 'both'
assert pin.edges == 'both'
pin.drive_low()
assert not pin.state
def changed():
fired.set()
pin.when_changed = changed
pin.drive_high()
assert pin.state
assert fired.wait(0)
fired.clear()
pin.edges = 'falling'
pin.drive_low()
assert not pin.state
assert fired.wait(0)
fired.clear()
pin.drive_high()
assert pin.state
assert not fired.wait(0)
assert pin.edges == 'falling'
def test_input_is_active_high():
pin = MockPin(2)
with InputDevice(pin, pull_up=False) as device:
pin.drive_high()
assert device.is_active
assert repr(device) == '<gpiozero.InputDevice object on pin MOCK2, pull_up=False, is_active=True>'
pin.drive_low()
assert not device.is_active
assert repr(device) == '<gpiozero.InputDevice object on pin MOCK2, pull_up=False, is_active=False>'
def test_input_motion_sensor():
pin = MockPin(2)
with MotionSensor(pin) as sensor:
pin.drive_high()
assert sensor.wait_for_motion(1)
assert sensor.motion_detected
pin.drive_low()
assert sensor.wait_for_no_motion(1)
assert not sensor.motion_detected
def test_input_line_sensor():
pin = MockPin(2)
with LineSensor(pin) as sensor:
pin.drive_low() # logic is inverted for line sensor
assert sensor.wait_for_line(1)
assert sensor.line_detected
pin.drive_high()
assert sensor.wait_for_no_line(1)
assert not sensor.line_detected
def test_input_smoothed_values():
pin = MockPin(2)
with SmoothedInputDevice(pin) as device:
device._queue.start()
assert not device.is_active
pin.drive_high()
assert device.wait_for_active(1)
pin.drive_low()
assert device.wait_for_inactive(1)
def test_input_is_active_high():
pin = MockPin(2)
with InputDevice(pin, pull_up=False) as device:
pin.drive_high()
assert device.is_active
assert repr(device) == '<gpiozero.InputDevice object on pin MOCK2, pull_up=False, is_active=True>'
pin.drive_low()
assert not device.is_active
assert repr(device) == '<gpiozero.InputDevice object on pin MOCK2, pull_up=False, is_active=False>'
def test_input_motion_sensor():
pin = MockPin(2)
with MotionSensor(pin) as sensor:
pin.drive_high()
assert sensor.wait_for_motion(1)
assert sensor.motion_detected
pin.drive_low()
assert sensor.wait_for_no_motion(1)
assert not sensor.motion_detected
def test_input_line_sensor():
pin = MockPin(2)
with LineSensor(pin) as sensor:
pin.drive_low() # logic is inverted for line sensor
assert sensor.wait_for_line(1)
assert sensor.line_detected
pin.drive_high()
assert sensor.wait_for_no_line(1)
assert not sensor.line_detected
def test_input_smoothed_values():
pin = MockPin(2)
with SmoothedInputDevice(pin) as device:
device._queue.start()
assert not device.is_active
pin.drive_high()
assert device.wait_for_active(1)
pin.drive_low()
assert device.wait_for_inactive(1)
def test_input_event_deactivated():
event = Event()
pin = MockPin(2)
with DigitalInputDevice(pin) as device:
device.when_deactivated = lambda: event.set()
assert not event.is_set()
pin.drive_high()
assert not event.is_set()
pin.drive_low()
assert event.is_set()
def test_input_event_deactivated():
event = Event()
pin = MockPin(2)
with DigitalInputDevice(pin) as device:
device.when_deactivated = lambda: event.set()
assert not event.is_set()
pin.drive_high()
assert not event.is_set()
pin.drive_low()
assert event.is_set()
def test_input_button():
pin = MockPin(2)
with Button(pin) as button:
assert pin.pull == 'up'
assert not button.is_pressed
pin.drive_low()
assert button.is_pressed
assert button.wait_for_press(1)
pin.drive_high()
assert not button.is_pressed
assert button.wait_for_release(1)
def test_input_button():
pin = MockPin(2)
with Button(pin) as button:
assert pin.pull == 'up'
assert not button.is_pressed
pin.drive_low()
assert button.is_pressed
assert button.wait_for_press(1)
pin.drive_high()
assert not button.is_pressed
assert button.wait_for_release(1)
def test_traffic_lights_buzzer():
red_pin = MockPin(2)
amber_pin = MockPin(3)
green_pin = MockPin(4)
buzzer_pin = MockPin(5)
button_pin = MockPin(6)
with TrafficLightsBuzzer(TrafficLights(red_pin, amber_pin, green_pin),
Buzzer(buzzer_pin), Button(button_pin)) as board:
board.lights.red.on()
board.buzzer.on()
assert red_pin.state
assert not amber_pin.state
assert not green_pin.state
assert buzzer_pin.state
button_pin.drive_low()
assert board.button.is_active
def test_traffic_lights_buzzer():
red_pin = MockPin(2)
amber_pin = MockPin(3)
green_pin = MockPin(4)
buzzer_pin = MockPin(5)
button_pin = MockPin(6)
with TrafficLightsBuzzer(
TrafficLights(red_pin, amber_pin, green_pin),
Buzzer(buzzer_pin),
Button(button_pin)) as board:
board.lights.red.on()
board.buzzer.on()
assert red_pin.state
assert not amber_pin.state
assert not green_pin.state
assert buzzer_pin.state
button_pin.drive_low()
assert board.button.is_active