remove permission check and update test

Author: RRosio

jupyter_fsspec/file_manager.py

@@ -103,9 +103,6 @@ def create_config_file(self):
         logger.debug(f"Ensuring config directory exists: {config_dir}.")
         os.makedirs(config_dir, exist_ok=True)
 
-        if not os.access(config_dir, os.W_OK):
-            raise PermissionError(f"Config directory was not writable: {config_dir}")
-
         config_path = self.config_path
         placeholder_config = {
             "sources": [

jupyter_fsspec/tests/unit/test_filesystem_manager.py

@@ -1,5 +1,6 @@
 import pytest
 import yaml
+import os
 from pydantic import ValidationError
 from pathlib import Path
 from jupyter_fsspec.file_manager import FileSystemManager
@@ -193,13 +194,15 @@ def test_empty_initialize_filesystems(caplog):
 
 
 def test_error_create_config_file(setup_config_dir, config_file):
+    os.chmod(config_file, 0o44)
     with patch("os.access", return_value=False):
         with pytest.raises(PermissionError) as exc:
             fs_manager = FileSystemManager(config_file)
             fs_manager.create_config_file()
 
-    expected_exc_msg = f"Config directory was not writable: {setup_config_dir.parent}"
+    expected_exc_msg = f"[Errno 13] Permission denied: '{config_file}'"
     assert expected_exc_msg == str(exc.value)
+    os.chmod(config_file, 0o755)
 
 
 def test_error_retrieve_config_content(bad_yaml_config):