bokeh.events.LODStart

def test_lodstart_constructor_plot():
    model = Plot()
    event = events.LODStart(model)
    assert event._model_id == model.id

def test_lodend_constructor_button():

def test_atomic_plot_event_callbacks():
    plot = Plot()
    for event_cls in [events.LODStart, events.LODEnd]:
        test_callback = EventCallback()
        plot.on_event(event_cls, test_callback)
        assert test_callback.event_name == None
        plot._trigger_event(event_cls(plot))
        assert test_callback.event_name == event_cls.event_name


def test_pointevent_callbacks():

def test_lodstart_constructor_button():
    with pytest.raises(ValueError):
        events.LODStart(Button())

def test_lodstart_constructor_div():

def test_lodstart_constructor_div():
    with pytest.raises(ValueError):
        events.LODStart(Div())

def test_lodstart_constructor_plot():