class BackendListenerTest(unittest.TestCase): def setUp(self): self.listener = BackendListener() def test_listener_has_default_impl_for_track_playback_paused(self): self.listener.track_playback_paused(Track(), 0) def test_listener_has_default_impl_for_track_playback_resumed(self): self.listener.track_playback_resumed(Track(), 0) def test_listener_has_default_impl_for_track_playback_started(self): self.listener.track_playback_started(Track()) def test_listener_has_default_impl_for_track_playback_ended(self): self.listener.track_playback_ended(Track(), 0) def test_listener_has_default_impl_for_playback_state_changed(self): self.listener.playback_state_changed() def test_listener_has_default_impl_for_playlist_changed(self): self.listener.playlist_changed() def test_listener_has_default_impl_for_options_changed(self): self.listener.options_changed() def test_listener_has_default_impl_for_volume_changed(self): self.listener.volume_changed() def test_listener_has_default_impl_for_seeked(self): self.listener.seeked()