def test_ultrasound_pulse_on_same_pin() -> None:
"""Test same pin for trigger and echo."""
backend = SBArduinoConsoleBackend(
"TestBoard",
console_class=MockConsole,
)
backend._console.next_input = "2345" # type: ignore
assert backend.get_ultrasound_pulse(3, 3) == timedelta(microseconds=2345)
# Check backend updated its view of what modes the pins are in now.
assert backend.get_gpio_pin_mode(3) is GPIOPinMode.DIGITAL_INPUT
def test_ultrasound_pulse() -> None:
"""Test that we can read an ultrasound pulse time."""
backend = SBArduinoConsoleBackend(
"TestBoard",
console_class=MockConsole,
)
backend._console.next_input = "2345" # type: ignore
assert backend.get_ultrasound_pulse(3, 4) == timedelta(microseconds=2345)
# Check backend updated its view of what modes the pins are in now.
assert backend.get_gpio_pin_mode(3) is GPIOPinMode.DIGITAL_OUTPUT
assert backend.get_gpio_pin_digital_state(3) is False
assert backend.get_gpio_pin_mode(4) is GPIOPinMode.DIGITAL_INPUT
