def transform_value(command, value):
if command == Commands.STATIC_IMG:
return _pack_tuples_to_image(value)
elif command == Commands.SET_RADIO:
return freq_to_bytes(value)
else:
return value
def main():
r = redis.Redis(host='localhost', port=6379, db=0)
p = r.pubsub()
p.subscribe(replies=handle_replies)
while True:
b = Command(Commands.SET_RADIO, None, freq_to_bytes(random.randrange(890, 1079) / 10)).command
r.publish('commands', bytes(b))
p.get_message()
time.sleep(1)
def test_freq_to_bytes():
assert protocol.freq_to_bytes(100.3) == [0x03, 0x0A]
assert protocol.freq_to_bytes(100.9) == [0x09, 0x0A]
assert protocol.freq_to_bytes(107.3) == [73, 0x0A]
assert protocol.freq_to_bytes(90.3) == [0x03, 0x09]
assert protocol.freq_to_bytes(90.9) == [0x09, 0x09]
assert protocol.freq_to_bytes(97.3) == [73, 0x09]
commands = [
Command(Commands.BRIGHTNESS, Arguments.BR_HIGH),
Command(Commands.STATIC_IMG, Arguments.NONE, extra_bytes=solid_color(0xf,0,0)),
Command(Commands.BRIGHTNESS, Arguments.BR_OFF),
Command(Commands.BRIGHTNESS, Arguments.BR_LOW),
Command(Commands.BRIGHTNESS, Arguments.BR_HIGH),
]
commands = [
Command(Commands.GET_VOL, None),
Command(Commands.GET_VOL, None),
Command(Commands.GET_VOL, None),
Command(Commands.GET_RADIO, None),
Command(Commands.GET_RADIO, None),
Command(Commands.GET_RADIO, None),
Command(Commands.SET_RADIO, None, freq_to_bytes(100.3)),
Command(Commands.SET_RADIO, None, freq_to_bytes(100.5)),
Command(Commands.SET_RADIO, None, freq_to_bytes(100.7)),
Command(Commands.GET_RADIO, None),
Command(Commands.GET_RADIO, None),
Command(Commands.GET_RADIO, None),
]
def handle_replies(message):
data = json.loads(message['data'].decode('ascii'))
print(data)
def main():
r = redis.Redis(host='localhost', port=6379, db=0)
p = r.pubsub()
p.subscribe(replies=handle_replies)
def test_bytes_to_freq_to_bytes():
assert protocol.freq_to_bytes(protocol.bytes_to_freq([73, 0x09
])) == [73, 0x09]
def test_freq_to_bytes_to_freq():
assert protocol.bytes_to_freq(protocol.freq_to_bytes(100.3)) == 100.3
assert protocol.bytes_to_freq(protocol.freq_to_bytes(90.3)) == 90.3
assert protocol.bytes_to_freq(protocol.freq_to_bytes(88.3)) == 88.3