code: def assertPushed(self):
      self.assertGreater(
          self._GetNumberOfFiles(self._serving_model_dir), 0
      )
      pushed_path = os.path.join(
          self._serving_model_dir,
          fileio.listdir(self._serving_model_dir)[0],
      )
      self.assertGreater(self._GetNumberOfFiles(pushed_path), 0)
      model_path = self._executor.GetModelPath(self._input_dict)
      self.assertEqual(
          self._GetNumberOfFiles(pushed_path),
          self._GetNumberOfFiles(model_path),
      )
      self.assertEqual(
          self._GetNumberOfFiles(self._model_push.uri),
          self._GetNumberOfFiles(model_path),
      )
  
      self.assertEqual(
          1, self._model_push.get_int_custom_property("pushed")
      )
  
imports: import json
  import os
  import tensorflow
  from tfx.components.pusher import executor
  from tfx.dsl.io import fileio
  from tfx.types import standard_artifacts
  from tfx.types import standard_component_specs
  from tfx.utils import io_utils
  from tfx.utils import path_utils
label_desc: Use image node_id 5 for calling the ExecutorTest obj's underlying member method code with example usage: obj.assertPushed() without return types