add option to add filepath to the current session

tests/api/test_common.py

@@ -1,3 +1,5 @@
+from pathlib import Path
+
 import pytest
 from pydantic import ValidationError
 
@@ -9,6 +11,38 @@ from delta_barth.errors import (
 from delta_barth.types import HttpRequestTypes
 
 
+def test_validate_path_Success():
+    str_pth = str(Path.cwd())
+    path = common.validate_path(str_pth)
+    assert path.name == Path.cwd().name
+
+
+def test_validate_path_FailNotExisting():
+    str_pth = str(Path.cwd() / "test")
+    with pytest.raises(FileNotFoundError, match=r"seems not to exist"):
+        _ = common.validate_path(str_pth)
+
+
+def test_validate_path_FailNoDirectory(tmp_path):
+    file = tmp_path / "test.txt"
+    file.write_text("test", encoding="utf-8")
+
+    str_pth = str(file)
+    with pytest.raises(FileNotFoundError, match=r"seems not to be a directory"):
+        _ = common.validate_path(str_pth)
+
+
+def test_session_set_DataPath(tmp_path):
+    str_path = str(tmp_path)
+    session = common.Session(HTTP_BASE_CONTENT_HEADERS)
+
+    assert session._data_path is None
+
+    session.set_data_path(str_path)
+    assert session._data_path is not None
+    assert isinstance(session.data_path, Path)
+
+
 def test_validate_creds(credentials):
     creds = common.validate_credentials(
         username=credentials["user"],