code: def testRunList(self):
      result = self.runner.invoke(
          run_group,
          ["list", "--pipeline_name", "chicago", "--engine", "airflow"],
      )
      self.assertIn("Listing all runs of pipeline", result.output)
      self.assertSucceeded(result)
      result = self.runner.invoke(
          run_group,
          ["list", "--pipeline-name", "chicago", "--engine", "airflow"],
      )
      self.assertIn("Listing all runs of pipeline", result.output)
      self.assertSucceeded(result)
  
imports: import codecs
  import locale
  import os
  from unittest import mock
  from click import testing
  import tensorflow
  from tfx.tools.cli.commands.run import run_group
  from tfx.tools.cli.handler import handler_factory
  from tfx.utils import test_case_utils
label_desc: Use image node_id 6 for calling the RunTest obj's underlying member method code with example usage: obj.testRunList() without return types