code: def test_invalid_cases(self, _, spatial_axis, raises):
      with self.assertRaises(raises):
          flip = Flipd(keys="img", spatial_axis=spatial_axis)
          flip({"img": self.imt[0]})
  
file_path: MONAI/tests/test_flipd.py
imports: from __future__ import annotations
  import unittest
  import numpy
  import torch
  from parameterized import parameterized
  from monai import config
  from monai.data.meta_obj import set_track_meta
  from monai.data.meta_tensor import MetaTensor
  from monai.transforms import Flipd
  from tests.lazy_transforms_utils import test_resampler_lazy
  from tests.utils import TEST_DEVICES, TEST_NDARRAYS_ALL, NumpyImageTestCase2D, assert_allclose, test_local_inversion
label_desc: Use image node_id 1 for calling the TestFlipd obj's underlying member method code with example usage: obj.test_invalid_cases(_, spatial_axis, raises) without return types