code: def test_connection(self):
      data = jnp.zeros([2, 3, 4, 5])
      norms = []
      for axis in range(4):
          norms.append(rms_norm.RMSNorm(axis=axis)(data))
  
      norms.append(rms_norm.RMSNorm(axis=slice(1, None))(data))
      norms.append(rms_norm.RMSNorm(axis=slice(2, None))(data))
      norms.append(rms_norm.RMSNorm(axis=slice(1, -1))(data))
  
      norms.append(rms_norm.RMSNorm(axis=-1, param_axis=(-1,))(data))
      norms.append(rms_norm.RMSNorm(axis=-1, param_axis=(-2, -1))(data))
      norms.append(rms_norm.RMSNorm(axis=-1, param_axis=(0, 1))(data))
      norms.append(
          rms_norm.RMSNorm(axis=-1, param_axis=(0, 1, 2, 3))(data)
      )
      return norms
  
imports: from absl.testing import absltest
  from absl.testing import parameterized
  from haiku._src import initializers
  from haiku._src import rms_norm
  from haiku._src import test_utils
  from haiku._src import transform
  import jax
  import jax.numpy
  import numpy
label_desc: Use image node_id 1 for calling the RMSNormTest obj's underlying member method code with example usage: obj.test_connection() and returns: norms