code: def test_log_file_path(self):
      if fiber.config.default_backend != "docker":
          pytest.skip("skipped because current backend is not docker")
  
      # make sure workers and master doesn't write to the same log file
      try:
          log_file = fiber_config.log_file
          log_level = fiber_config.log_level
          # clean up
          if os.path.isdir("tests/logs"):
              files = glob.glob("tests/logs/*")
              for f in files:
                  os.remove(f)
          files = glob.glob("tests/logs/*")
          assert files == []
  
          fiber.init(log_file="tests/logs/fiber.log", log_level="DEBUG")
          q = fiber.SimpleQueue()
          p = fiber.Process(target=dummy_q_worker, args=(q,))
          p.start()
          msg = q.get()
  
          assert msg == "DUMMY_WORKER_DONE"
  
          files = glob.glob("tests/logs/*")
          files.sort()
          assert len(files) == 2
          assert files[0] == "tests/logs/fiber.log.MainProcess"
          assert "tests/logs/fiber.log.Process-" in files[1]
  
          regex = r"\w+:Process-\d+\(\d+\):"
          with open("tests/logs/fiber.log.MainProcess") as f:
              content = f.read()
              assert (
                  re.search(regex, content) is None
              ), "Fiber subprocess log found in master log file"
  
          p.join()
  
      finally:
          fiber.init(log_file=log_file, log_level=log_level)
  
imports: import re
  import io
  import os
  import logging
  import glob
  import fiber
  import fiber.config
  from fiber.docker_backend import Backend
  import time
  import pytest
  import multiprocessing
  from unittest import mock
  import fiber.config
label_desc: Use image node_id 6 for calling the TestMisc obj's underlying member method code with example usage: obj.test_log_file_path() without return types