code: def test_no_input(self):
      with self.assertRaises(ValueError):
          ADN(norm="instance")
  
file_path: MONAI/tests/test_adn.py
imports: from __future__ import annotations
  import unittest
  from parameterized import parameterized
  from monai.networks.blocks import ADN
  from tests.utils import TorchImageTestCase2D, TorchImageTestCase3D
label_desc: Use image node_id 2 for calling the TestADN2D obj's underlying member method code with example usage: obj.test_no_input() without return types