diff --git a/tubearchivist/home/tests/conftest.py b/tubearchivist/home/tests/conftest.py
new file mode 100644
index 00000000..5e5cb7f4
--- /dev/null
+++ b/tubearchivist/home/tests/conftest.py
@@ -0,0 +1,11 @@
+"""test configs"""
+
+import os
+
+import pytest
+
+
+@pytest.fixture(scope="session", autouse=True)
+def change_test_dir(request):
+    """change directory to project folder"""
+    os.chdir(request.config.rootdir / "tubearchivist")
diff --git a/tubearchivist/home/tests/test_ta/test_helper.py b/tubearchivist/home/tests/test_ta/test_helper.py
index 109f4e56..7c1c4bbf 100644
--- a/tubearchivist/home/tests/test_ta/test_helper.py
+++ b/tubearchivist/home/tests/test_ta/test_helper.py
@@ -4,6 +4,7 @@ import pytest
 from home.src.ta.helper import (
     date_parser,
     get_duration_str,
+    get_mapping,
     is_shorts,
     randomizor,
     time_parser,
@@ -80,6 +81,13 @@ def test_time_parser_with_non_numeric_input():
         time_parser(timestamp)
 
 
+def test_get_mapping():
+    """test mappint"""
+    index_config = get_mapping()
+    assert isinstance(index_config, list)
+    assert all(isinstance(i, dict) for i in index_config)
+
+
 def test_is_shorts():
     """is shorts id"""
     youtube_id = "YG3-Pw3rixU"