code: def test_workdir_config_default_value():
      workdir_config = CustomFileFilter()
      assert workdir_config.ignore_name_patterns == []
      assert workdir_config.workdir is not None
  
file_path: sagemaker-python-sdk/tests/unit/sagemaker/remote_function/test_custom_file_filter.py
imports: from __future__ import absolute_import
  import os
  import pathlib
  import pytest
  from mock import Mock, patch
  from sagemaker.utils import _tmpdir
  from sagemaker.remote_function.custom_file_filter import CustomFileFilter, resolve_custom_file_filter_from_config_file, copy_workdir
  from sagemaker.config import load_sagemaker_config
  from tests.unit import DATA_DIR
label_desc: Use image node_id 1 for calling a global function with example usage: test_workdir_config_default_value() without return types