adding data path handling on session level

tests/api/test_common.py

@@ -1,10 +1,15 @@
 from pathlib import Path
+from unittest.mock import patch
 
 import pytest
 from pydantic import ValidationError
 
 from delta_barth.api import common
-from delta_barth.constants import DEFAULT_API_ERR_CODE, HTTP_BASE_CONTENT_HEADERS
+from delta_barth.constants import (
+    DEFAULT_API_ERR_CODE,
+    HTTP_BASE_CONTENT_HEADERS,
+    LOG_FILENAME,
+)
 from delta_barth.errors import (
     UnspecifiedRequestType,
 )
@@ -43,6 +48,25 @@ def test_session_set_DataPath(tmp_path):
     assert isinstance(session.data_path, Path)
 
 
+@patch("delta_barth.logging.ENABLE_LOGGING", True)
+@patch("delta_barth.logging.LOGGING_TO_FILE", True)
+def test_session_setup_logging(tmp_path):
+    str_path = str(tmp_path)
+    foldername: str = "logging_test"
+    target_log_dir = tmp_path / foldername
+
+    session = common.Session(HTTP_BASE_CONTENT_HEADERS, logging_folder=foldername)
+    session.set_data_path(str_path)
+    log_dir = session.logging_dir
+    assert log_dir.exists()
+    assert log_dir == target_log_dir
+    # write file
+    target_file = target_log_dir / LOG_FILENAME
+    assert not target_file.exists()
+    session.setup()  # calls setup code for logging
+    assert target_file.exists()
+
+
 def test_validate_creds(credentials):
     creds = common.validate_credentials(
         username=credentials["user"],