def test_bad_arguments():
# Too many devices.
with assert_raises(ValueError, "too many devices"):
Dac([0, 1, 2])
# Bad devices type.
with assert_raises(TypeError, "bad devices"):
Dac(None)
def test_output():
# Single pin.
dac = Dac(board.PIN_DAC0)
dac.convert("\x03\xff")
# List of pins.
dac = Dac([board.PIN_DAC0, board.PIN_DAC1], 11025)
dac.convert(bytearray(16 * "\x03\xff"))
dac.convert(16 * "\x03\xff")
dac.async_convert(16 * "\x03\xff")
dac.async_wait()
def __init__(self):
self.state = STATE_STOPPED
self.dac = Dac([Board.PIN_DAC0, Board.PIN_DAC1], 10000)
self.event = Event()
self.playlist = os.listdir()
self.index = 0
self.fsong = None
self.timer = None
self.identity = None
def test_print():
print(Dac)
dac = Dac(board.PIN_DAC0)
print(dac)