import unittest
from datetime import datetime

from ogn.aprs_parser import parse_aprs
from ogn.exceptions import AprsParseError, OgnParseError


class TestStringMethods(unittest.TestCase):
    def test_valid_beacons(self):
        with open('tests/valid_beacons.txt') as f:
            for line in f:
                parse_aprs(line, datetime(2015, 4, 10, 17, 0))

    def test_fail_none(self):
        with self.assertRaises(TypeError):
            parse_aprs(None)

    def test_fail_empty(self):
        with self.assertRaises(AprsParseError):
            parse_aprs("")

    def test_fail_bad_string(self):
        with self.assertRaises(AprsParseError):
            parse_aprs("Lachens>APRS,TCPIwontbeavalidstring")

    def test_incomplete_device_string(self):
        with self.assertRaises(OgnParseError):
            parse_aprs("ICA4B0E3A>APRS,qAS,Letzi:/072319h4711.75N\\00802.59E^327/149/A=006498 id154B0E3A -395",
                       datetime(2015, 4, 10, 7, 24))

    def test_incomplete_receiver_string(self):
        with self.assertRaises(OgnParseError):
            parse_aprs("Lachens>APRS,TCPIP*,qAC,GLIDERN2:/165334h4344.70NI00639.19E&/A=005435 v0.2.1 CPU:0.3 RAM:1764.4/21",
                       datetime(2015, 4, 10, 16, 54))


if __name__ == '__main__':
    unittest.main()