diff --git a/store/test_db.py b/store/test_db.py
new file mode 100644
index 0000000..3226264
--- /dev/null
+++ b/store/test_db.py
@@ -0,0 +1,45 @@
+from fastapi.testclient import TestClient
+from main import app, processed_agent_data
+from database import SessionLocal
+from sqlalchemy import select
+from datetime import datetime
+
+client = TestClient(app)
+
+
+def test_create_processed_agent_data():
+    db = SessionLocal()
+    before = db.execute(select(processed_agent_data)).fetchall()
+    before_count = len(before)
+    payload = {
+        "user_id": 123,
+        "data": [
+            {
+                "road_state": "normal",
+                "agent_data": {
+                    "user_id": 999, 
+                    "accelerometer": {
+                        "x": 1.1,
+                        "y": 2.2,
+                        "z": 3.3
+                    },
+                    "gps": {
+                        "latitude": 50.45,
+                        "longitude": 30.52
+                    },
+                    "timestamp": datetime.now().isoformat()
+                }
+            }
+        ]
+    }
+    
+    response = client.post("/processed_agent_data/", json=payload)
+
+    assert response.status_code == 200
+
+    after = db.execute(select(processed_agent_data)).fetchall()
+    after_count = len(after)
+
+    assert after_count == before_count + 1
+
+    db.close()