code: def test_not_enough_data_get_suggestion(
      self, spec, initial_architecture, expected_architecture
  ):
      algorithm = harmonica.Harmonica(spec)
      output_architecture, _ = algorithm.get_suggestion(
          [], hp.HParams(initial_architecture=initial_architecture)
      )
      self.assertAllEqual(expected_architecture, output_architecture)
  
file_path: model_search/model_search/search/harmonica_test.py
imports: from absl.testing import parameterized
  import mock
  from model_search import hparam
  from model_search.metadata import trial
  from model_search.proto import phoenix_spec_pb2
  from model_search.search import harmonica
  from model_search.search import test_utils
  import numpy
  import tensorflow.compat.v2
label_desc: Use image node_id 5 for calling the HarmonicaTest obj's underlying member method code with example usage: obj.test_not_enough_data_get_suggestion(spec, initial_architecture, expected_architecture) without return types