diff --git a/tests/test_tutorial/test_middleware/test_tutorial002.py b/tests/test_tutorial/test_middleware/test_tutorial002.py
new file mode 100644
index 000000000..6d8b975f0
--- /dev/null
+++ b/tests/test_tutorial/test_middleware/test_tutorial002.py
@@ -0,0 +1,11 @@
+from docs_src.middleware.tutorial002 import app
+from fastapi.testclient import TestClient
+
+
+def test_add_process_time_header_middleware():
+    client = TestClient(app)
+    response = client.get("/")
+    assert response.status_code == 200
+    assert response.json() == {"hello": "world"}
+    assert "X-Process-Time" in response.headers
+    assert len(response.headers["X-Process-Time"]) > 0