def test_pin_mutability() -> None:
"""
Test the mutability of GPIOPins.
Ensures that GPIOPin objects cannot be lost.
"""
uno = SBArduinoBoard("SERIAL0", MockSBArduinoBackend())
with pytest.raises(TypeError):
uno.pins[2] = True # type: ignore
def test_uno_ultrasound_sensors() -> None:
"""Test the ultrasound sensors of the arduino."""
uno = SBArduinoBoard("SERIAL0", MockSBArduinoBackend())
sensor = uno.ultrasound_sensors[3, 4]
assert type(sensor) is UltrasoundSensor
assert sensor._gpio_trigger._identifier == 3
assert sensor._gpio_echo._identifier == 4
def test_uno_supported_components() -> None:
"""Test that the Uno supports the required components."""
assert {
GPIOPin,
LED,
UltrasoundSensor,
}.issubset(SBArduinoBoard.supported_components())
def test_uno_pins() -> None:
"""Test the pins of the Uno."""
uno = SBArduinoBoard("SERIAL0", MockSBArduinoBackend())
assert len(uno.pins) == 12 + 6
for i in range(2, 14):
assert type(uno.pins[i]) is GPIOPin
for j in AnaloguePin:
assert type(uno.pins[j]) is GPIOPin
def test_uno_initialisation() -> None:
"""Test that we can initialise an Uno."""
SBArduinoBoard("SERIAL0", MockSBArduinoBackend())
def test_uno_make_safe() -> None:
"""Test the make_safe method of the Uno."""
uno = SBArduinoBoard("SERIAL0", MockSBArduinoBackend())
uno.make_safe()
def test_uno_firmware_version() -> None:
"""Test the firmware_version attribute of the Uno."""
uno = SBArduinoBoard("SERIAL0", MockSBArduinoBackend())
assert uno.firmware_version is None
def test_uno_serial() -> None:
"""Test the serial attribute of the Uno."""
uno = SBArduinoBoard("SERIAL0", MockSBArduinoBackend())
assert uno.serial == "SERIAL0"
def test_uno_name() -> None:
"""Test the name attribute of the Uno."""
uno = SBArduinoBoard("SERIAL0", MockSBArduinoBackend())
assert uno.name == "Arduino Uno"
def discover(cls) -> Set[Board]:
"""Discover boards that this backend can control."""
return {cast(Board, SBArduinoBoard("SERIAL", cls("SERIAL")))}