Sync fastapi docs from b5ca1324 on 2025-12-07

tests/test_tutorial/test_advanced_middleware/test_tutorial001.py

@@ -0,0 +1,14 @@
+from fastapi.testclient import TestClient
+
+from docs_src.advanced_middleware.tutorial001 import app
+
+
+def test_middleware():
+    client = TestClient(app, base_url="https://testserver")
+    response = client.get("/")
+    assert response.status_code == 200, response.text
+
+    client = TestClient(app)
+    response = client.get("/", follow_redirects=False)
+    assert response.status_code == 307, response.text
+    assert response.headers["location"] == "https://testserver/"

tests/test_tutorial/test_advanced_middleware/test_tutorial002.py

@@ -0,0 +1,15 @@
+from fastapi.testclient import TestClient
+
+from docs_src.advanced_middleware.tutorial002 import app
+
+
+def test_middleware():
+    client = TestClient(app, base_url="http://example.com")
+    response = client.get("/")
+    assert response.status_code == 200, response.text
+    client = TestClient(app, base_url="http://subdomain.example.com")
+    response = client.get("/")
+    assert response.status_code == 200, response.text
+    client = TestClient(app, base_url="http://invalidhost")
+    response = client.get("/")
+    assert response.status_code == 400, response.text

tests/test_tutorial/test_advanced_middleware/test_tutorial003.py

@@ -0,0 +1,22 @@
+from fastapi.responses import PlainTextResponse
+from fastapi.testclient import TestClient
+
+from docs_src.advanced_middleware.tutorial003 import app
+
+
+@app.get("/large")
+async def large():
+    return PlainTextResponse("x" * 4000, status_code=200)
+
+
+client = TestClient(app)
+
+
+def test_middleware():
+    response = client.get("/large", headers={"accept-encoding": "gzip"})
+    assert response.status_code == 200, response.text
+    assert response.text == "x" * 4000
+    assert response.headers["Content-Encoding"] == "gzip"
+    assert int(response.headers["Content-Length"]) < 4000
+    response = client.get("/")
+    assert response.status_code == 200, response.text