From bde1624566c299afbc2b3c469198cd405e5c06c5 Mon Sep 17 00:00:00 2001
From: Areeb455 <141515705+Areeb455@users.noreply.github.com>
Date: Sat, 21 Feb 2026 23:01:38 +0000
Subject: [PATCH] docs: migrate to lifespan and update associated tests

---
 docs_src/app_testing/tutorial003.py           | 28 +++++++++++++++++++
 .../test_testing/test_tutorial003.py          |  5 ++--
 2 files changed, 30 insertions(+), 3 deletions(-)
 create mode 100644 docs_src/app_testing/tutorial003.py

diff --git a/docs_src/app_testing/tutorial003.py b/docs_src/app_testing/tutorial003.py
new file mode 100644
index 0000000000..45f6f678c6
--- /dev/null
+++ b/docs_src/app_testing/tutorial003.py
@@ -0,0 +1,28 @@
+from contextlib import asynccontextmanager
+
+from fastapi import FastAPI
+from fastapi.testclient import TestClient
+
+items = {}
+
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    items["foo"] = {"name": "Fighters"}
+    items["bar"] = {"name": "Tenders"}
+    yield
+
+
+app = FastAPI(lifespan=lifespan)
+
+
+@app.get("/items/{item_id}")
+async def read_items(item_id: str):
+    return items[item_id]
+
+
+def test_read_items():
+    with TestClient(app) as client:
+        response = client.get("/items/foo")
+        assert response.status_code == 200
+        assert response.json() == {"name": "Fighters"}
\ No newline at end of file
diff --git a/tests/test_tutorial/test_testing/test_tutorial003.py b/tests/test_tutorial/test_testing/test_tutorial003.py
index 196fc45559..bbadb296bb 100644
--- a/tests/test_tutorial/test_testing/test_tutorial003.py
+++ b/tests/test_tutorial/test_testing/test_tutorial003.py
@@ -1,7 +1,6 @@
 import pytest
 
-
 def test_main():
-    with pytest.warns(DeprecationWarning):
-        from docs_src.app_testing.tutorial003_py310 import test_read_items
+    from docs_src.app_testing.tutorial003_py310 import test_read_items
     test_read_items()
+