def test_lodstart_constructor_plot():
model = Plot()
event = events.LODStart(model)
assert event._model_id == model.id
def test_lodstart_constructor_button():
with pytest.raises(ValueError):
events.LODStart(Button())
def test_lodstart_constructor_div():
with pytest.raises(ValueError):
events.LODStart(Div())
def test_lodstart_constructor_plot() -> None:
model = Plot()
event = events.LODStart(model)
assert event.model == model
