code: def test_file_in_nonexistent_dir(self):
      temp_dir = tempfile.mkdtemp()
      task = FileSensor(
          task_id="test",
          filepath=temp_dir[1:] + "/file",
          fs_conn_id="fs_default",
          dag=self.dag,
          timeout=0,
          poke_interval=1,
      )
      task._hook = self.hook
      try:
          with pytest.raises(AirflowSensorTimeout):
              task.run(
                  start_date=DEFAULT_DATE,
                  end_date=DEFAULT_DATE,
                  ignore_ti_state=True,
              )
      finally:
          shutil.rmtree(temp_dir)
  
imports: from __future__ import annotations
  import os
  import shutil
  import tempfile
  import pytest
  from airflow.exceptions import AirflowSensorTimeout
  from airflow.models.dag import DAG
  from airflow.sensors.filesystem import FileSensor
  from airflow.utils.timezone import datetime
label_desc: Use image node_id 3 for calling the TestFileSensor obj's underlying member method code with example usage: obj.test_file_in_nonexistent_dir() without return types