def test_should_smooth_the_compass_bearing(self):
mock_bearing = PropertyMock(side_effect=[185.0, 180])
mock_compass = Mock()
type(mock_compass).bearing = mock_bearing
sensors = Sensors(StubGPS(), self.windsensor, mock_compass,
self.mock_time, self.exchange, self.logger,
DEFAULT_CONFIG)
sensors._compass_smoothed = 190
self.exchange.publish(Event(EventName.tick))
self.exchange.publish(Event(EventName.tick))
self.assertEqual(sensors.compass_heading_smoothed,
((190.0 + 185.0) / 2 + 180.0) / 2)
