docstr: Asserts that a two `tf_util._CompositeTensorRef`s are equal.
code: def _assertCompositeRefEqual(self, left, right):
      """Asserts that a two `tf_util._CompositeTensorRef`s are equal."""
      self.assertEqual(left.type_spec, right.type_spec)
      self.assertAllEqual(left.list_of_refs, right.list_of_refs)
  
imports: import os
  import numpy
  from packaging import version
  import tensorflow
  from tensorflow_transform import analyzers
  from tensorflow_transform import annotators
  from tensorflow_transform import tf_utils
  from tensorflow_transform import test_case
  from tensorflow.python.framework import composite_tensor
label_desc: Use image node_id 1 for calling the TFUtilsTest obj's underlying member method code with example usage: obj._assertCompositeRefEqual(left, right) without return types