code: def testPipelineWithNode(self):
      my_pipeline = pipeline.Pipeline(
          pipeline_name="my_pipeline",
          pipeline_root="root",
          components=[_make_fake_node_instance("my_node")],
          metadata_connection_config=self._metadata_connection_config,
      )
      self.assertEqual(1, len(my_pipeline.components))
  
imports: import itertools
  import os
  from typing import Any, Dict, Optional, Type
  import tensorflow
  from tfx import types
  from tfx.dsl.components.base import base_beam_component
  from tfx.dsl.components.base import base_component
  from tfx.dsl.components.base import base_executor
  from tfx.dsl.components.base import base_node
  from tfx.dsl.components.base import executor_spec
  from tfx.dsl.placeholder import placeholder
  from tfx.orchestration import metadata
  from tfx.orchestration import pipeline
  from tfx.types.component_spec import ChannelParameter
  from tfx.types.component_spec import ExecutionParameter
  from tfx.utils import test_case_utils
label_desc: Use image node_id 5 for calling the PipelineTest obj's underlying member method code with example usage: obj.testPipelineWithNode() without return types