diff --git a/drift_detector/tests/data/sample_drift.jsonl b/drift_detector/tests/data/sample_drift.jsonl
new file mode 100644
index 0000000..298ca96
--- /dev/null
+++ b/drift_detector/tests/data/sample_drift.jsonl
@@ -0,0 +1,5 @@
+{"normalized_path": "logs/session_001/data/file_A.json", "original_path": "logs//session001/data/file_A.json", "is_drift": false}
+{"normalized_path": "logs/session_002/data/file_B.json", "original_path": "logs/session_2/data/file_B.json", "is_drift": true}
+{"normalized_path": "logs/session_003/data/file_C.json", "original_path": "logs/session_03/data/file_C.json", "is_drift": true}
+{"normalized_path": "logs/session_004/data/file_D.json", "original_path": "logs/session_004/data/file_D.json", "is_drift": false}
+{"normalized_path": "logs/session_005/data/file_E.json", "original_path": "logs/session5/data/file_E.json", "is_drift": true}
\ No newline at end of file