code: def test_gaussian_noise_repr(self):
      layer = layers.GaussianNoise(0, 1)
      self.assertEqual(
          "GaussianNoise(mean=0, std=1, name='gaussian-noise-1')",
          str(layer),
      )
  
imports: from scipy import stats
  import numpy
  from neupy import layers
  from neupy.exceptions import LayerConnectionError
  from base import BaseTestCase
label_desc: Use image node_id 3 for calling the GaussianNoiseLayerTestCase obj's underlying member method code with example usage: obj.test_gaussian_noise_repr() without return types