--- a
+++ b/tests/test_clinical.py
@@ -0,0 +1,14 @@
+import os
+import pytest
+
+from openomics import ClinicalData
+
+cohort_folder_path = "tests/data/TCGA_LUAD/"
+
+
+@pytest.fixture
+def generate_TCGA_clinical():
+    clinical = ClinicalData(
+        file=os.path.join(cohort_folder_path, "nationwidechildrens.org_clinical_patient_luad.txt"),
+        patient_index="bcr_patient_barcode")
+    return clinical