Add unit test for Linux directory permissions (removed accidentally previously)

monkey/monkey_island/cc/environment/utils.py

@@ -46,6 +46,6 @@ def _create_secure_directory_windows(path: str):
         win32file.CreateDirectory(path, security_attributes)
     except Exception as ex:
         LOG.error(
-            f'Could not create a directory at "{path}": {str(ex)}"
+            f'Could not create a directory at "{path}": {str(ex)}'
         )
         raise ex

monkey/tests/unit_tests/monkey_island/cc/environment/test_utils.py

@@ -1,4 +1,5 @@
 import os
+import stat
 
 import pytest
 
@@ -30,6 +31,13 @@ def test_create_secure_directory__no_parent_dir(test_path_nested):
         create_secure_directory(test_path_nested)
 
 
+@pytest.mark.skipif(is_windows_os(), reason="Tests Posix (not Windows) permissions.")
+def test_create_secure_directory__perm_linux(test_path):
+    create_secure_directory(test_path)
+    st = os.stat(test_path)
+    return bool(st.st_mode & stat.S_IRWXU)
+
+
 @pytest.mark.skipif(not is_windows_os(), reason="Tests Windows (not Posix) permissions.")
 def test_create_secure_directory__perm_windows(test_path):
     import win32api