def test_generate(latitude, longitude, timestamp, timestamp_type, messaging, expected_output):
p = PositionPacket()
p.source = "XX1XX"
p.destination = "APRS"
p.path = "TCPIP"
p.symbol_table = "/"
p.symbol_id = "k"
p.latitude = latitude
p.longitude = longitude
p.timestamp = timestamp
p.timestamp_type = timestamp_type
p.messaging = messaging
output = p.generate()
assert output == expected_output
def test_invalid_messaging_type():
p = PositionPacket()
with pytest.raises(TypeError):
p.messaging = None