code: def test_invalid_params(self):
      with pytest.raises(AssertionError):
          GainTransition(
              min_duration=-12,
              max_duration=324,
              duration_unit="samples",
              p=1.0,
          )
  
      augment = GainTransition(
          min_duration=45,
          max_duration=45,
          duration_unit="lightyears",
          p=1.0,
      )
      with pytest.raises(ValueError):
          augment(np.zeros(40, dtype=np.float32), 16000)
  
file_path: audiomentations/tests/test_gain_transition.py
imports: import random
  import numpy
  import pytest
  from audiomentations import GainTransition
label_desc: Use image node_id 4 for calling the TestGainTransition obj's underlying member method code with example usage: obj.test_invalid_params() without return types