def test_incorrect_return_code(mock_class):
spi = GPIO(channel=0, frequency=25000, library='wiringPi')
spi.handle.wiringPiSPIDataRW = MagicMock()
spi.handle.wiringPiSPIDataRW.return_value = -1
data = bitstring.pack('uint:4', 1)
with pytest.raises(SPIDataTransmissionError):
spi.send_data(data)
def test_pins_read(self, mock_class):
interface = GPIO(channel=0, frequency=25000, library='wiringPi')
interface.read_pin([0, 1, 2])
setup_calls = [call(0, 0), call(1, 0), call(2, 0)]
interface.handle.pinMode.assert_has_calls(setup_calls)
read_calls = [call(0), call(1), call(2)]
interface.handle.digitalRead.assert_has_calls(read_calls)
def test_transmission(mock_class):
spi = GPIO(channel=0, frequency=25000, library='wiringPi')
spi.handle.wiringPiSPIDataRW = MagicMock()
spi.handle.wiringPiSPIDataRW.return_value = 0
data = [1]
spi.send_data(data)
assert spi.handle.wiringPiSPIDataRW.called
def __init__(self, *args, **kwargs):
self.channel = kwargs['channel']
self.frequency = kwargs['frequency']
self.gpio = GPIO(**kwargs)
self.old_bit_string = None
self.new_bit_string = None
self.weather_data = {}
self.bits: List[dict] = kwargs['bits']
self.stations = kwargs['stations']
def test_initialization_wrong_channel():
with pytest.raises(SPISetupException):
GPIO(channel=2, frequency=25000, library='wiringPi')
def test_pack_with_large_bytes(mock_class):
spi = GPIO(channel=0, frequency=25000, library='wiringPi')
data = [-10, -1, 0, 255, 256, 266]
with pytest.raises(ValueError):
spi.pack(data=data)
def test_pack_with_iterable(mock_class):
spi = GPIO(channel=0, frequency=25000, library='wiringPi')
it = list(range(0, 10))
data_packet, length = spi.pack(data=it)
assert [0, 1, 2, 3, 4, 5, 6, 7, 8, 9] == list(data_packet)
assert len(it) == length
def test_pack_with_two_elements(mock_class):
spi = GPIO(channel=0, frequency=25000, library='wiringPi')
data = [1, 2]
data_packet, length = spi.pack(data)
assert [1, 2] == list(data_packet)
assert 2 == length
def test_pack_with_empty_list(mock_class):
spi = GPIO(channel=0, frequency=25000, library='wiringPi')
data = []
data_packet, length = spi.pack(data)
assert [] == list(data_packet)
assert length == 0
def test_initialization(mock_class):
GPIO(channel=0, frequency=25000, library='wiringPi')
def test_pin_read(self, mock_class):
interface = GPIO(channel=0, frequency=25000, library='wiringPi')
interface.read_pin([3])
interface.handle.pinMode.assert_called_once_with(3, 0)
interface.handle.digitalRead.assert_called_once_with(3)
def test_init_both_pins_and_spi(self, mock_loader):
gpio = GPIO(channel=0, frequency=500000, library='wiringPi')
gpio.handle.wiringPiSPISetup.assert_called_once_with(0, 500000)
def test_send(self, mock_loader):
g = GPIO(channel=0, frequency=0, library='None')
g.send_data('abc'.encode('UTF-16'))
def test_constructor(self, mock_loader):
g = GPIO(channel=0, frequency=0, library='wiringPi')
self.assertTrue(g)
def test_gpio_context_manager(self, mock_loader):
g = GPIO(channel=0, frequency=10000, library='None', interrupt=0)
l = [128]
result, length = g.pack(l)
self.assertEqual(list(result), l)
