def METHOD_NAME(self):
    point_source_class = PointSource(
        point_source_type_list=["LENSED_POSITION"],
        additional_images_list=[True],
        lensModel=LensModel(lens_model_list=["SIE"]),
        kwargs_lens_eqn_solver=self.kwargs_lens_eqn_solver,
    )
    likelihood = PositionLikelihood(point_source_class)
    kwargs_ps = [{"ra_image": self._x_pos, "dec_image": self._y_pos}]
    bool = likelihood.check_additional_images(kwargs_ps, self._kwargs_lens)
    assert bool is False
    kwargs_ps = [{"ra_image": self._x_pos[1:], "dec_image": self._y_pos[1:]}]
    bool = likelihood.check_additional_images(kwargs_ps, self._kwargs_lens)
    assert bool is True