def METHOD_NAME():
    pl = pv.Plotter()
    pl.track_mouse_position()
    pl.show(auto_close=False)
    assert pl.mouse_position is None
    x, y = 10, 20
    pl.iren._mouse_move(x, y)
    assert pl.mouse_position == (x, y)
    pl.iren.untrack_mouse_position()
    assert "MouseMoveEvent" not in pl.iren._observers.values()