import unittest
import unittest.mock as mock
import os

from datetime import datetime
from time import sleep

from ogn.parser.parse import parse_aprs, parse_ogn_beacon
from ogn.parser.exceptions import AprsParseError


class TestStringMethods(unittest.TestCase):
    def parse_valid_beacon_data_file(self, filename):
        with open(os.path.dirname(__file__) + '/valid_beacon_data/' + filename) as f:
            for line in f:
                if not line[0] == '#':
                    aprs = parse_aprs(line, datetime(2015, 4, 10, 17, 0))
                    self.assertFalse(aprs is None)
                    if aprs['comment']:
                        parse_ogn_beacon(aprs['comment'], dstcall=aprs['dstcall'])

    def test_aprs_beacons(self):
        self.parse_valid_beacon_data_file('aprs.txt')

    def test_lt24_beacons(self):
        self.parse_valid_beacon_data_file('lt24.txt')

    def test_naviter_beacons(self):
        self.parse_valid_beacon_data_file('naviter.txt')

    def test_skylines_beacons(self):
        self.parse_valid_beacon_data_file('skylines.txt')

    def test_spider_beacons(self):
        self.parse_valid_beacon_data_file('spider.txt')

    def test_spot_beacons(self):
        self.parse_valid_beacon_data_file('spot.txt')

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

    def test_parse_ogn_none(self):
        parse_ogn_beacon(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")

    @mock.patch('ogn.parser.parse.createTimestamp')
    def test_default_reference_date(self, createTimestamp_mock):
        valid_aprs_string = "Lachens>APRS,TCPIP*,qAC,GLIDERN2:/165334h4344.70NI00639.19E&/A=005435 v0.2.1 CPU:0.3 RAM:1764.4/21"

        parse_aprs(valid_aprs_string)
        call_args_before = createTimestamp_mock.call_args

        sleep(1)

        parse_aprs(valid_aprs_string)
        call_args_seconds_later = createTimestamp_mock.call_args

        self.assertNotEqual(call_args_before, call_args_seconds_later)

    def test_copy_constructor(self):
        valid_aprs_string = "FLRDDA5BA>APRS,qAS,LFMX:/160829h4415.41N/00600.03E'342/049/A=005524 id0ADDA5BA -454fpm -1.1rot 8.8dB 0e +51.2kHz gps4x5"
        aprs = parse_aprs(valid_aprs_string, reference_date=datetime(2015, 1, 1, 16, 8, 29))
        aircraft_beacon = parse_ogn_beacon(aprs['comment'])

        self.assertEqual(aprs['name'], 'FLRDDA5BA')
        self.assertEqual(aircraft_beacon['address'], 'DDA5BA')


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