from unittest import mock

import pytz
from oslo_config import cfg

from aprsd.plugins import time as time_plugin
from aprsd.utils import fuzzy

from .. import fake, test_plugin

CONF = cfg.CONF


class TestTimePlugins(test_plugin.TestPlugin):
    @mock.patch('aprsd.plugins.time.TimePlugin._get_local_tz')
    @mock.patch('aprsd.plugins.time.TimePlugin._get_utcnow')
    def test_time(self, mock_utcnow, mock_localtz):
        utcnow = pytz.datetime.datetime.utcnow()
        mock_utcnow.return_value = utcnow
        tz = pytz.timezone('US/Pacific')
        mock_localtz.return_value = tz

        gmt_t = pytz.utc.localize(utcnow)
        local_t = gmt_t.astimezone(tz)

        fake_time = mock.MagicMock()
        h = int(local_t.strftime('%H'))
        m = int(local_t.strftime('%M'))
        fake_time.tm_sec = 13
        CONF.callsign = fake.FAKE_TO_CALLSIGN
        time = time_plugin.TimePlugin()

        packet = fake.fake_packet(
            message='location',
            msg_number=1,
        )

        actual = time.filter(packet)
        self.assertEqual(None, actual)

        cur_time = fuzzy(h, m, 1)

        packet = fake.fake_packet(
            message='time',
            msg_number=1,
        )
        local_short_str = local_t.strftime('%H:%M %Z')
        expected = '{} ({})'.format(
            cur_time,
            local_short_str,
        )
        actual = time.filter(packet)
        self.assertEqual(expected, actual)