✅ Refactor test with explicit stringified annotations

tests/test_return_none_future_annotations.py

@@ -1,27 +0,0 @@
-from __future__ import annotations
-
-import http
-import logging
-
-from fastapi import APIRouter, FastAPI
-from fastapi.testclient import TestClient
-
-router = APIRouter()
-
-app = FastAPI()
-
-
-@router.get("/no-content", status_code=http.HTTPStatus.NO_CONTENT)
-def return_no_content() -> None:
-    logging.info("endpoint called")
-
-
-app.include_router(router)
-
-client = TestClient(app)
-
-
-def test_no_content():
-    response = client.get("/no-content")
-    assert response.status_code == http.HTTPStatus.NO_CONTENT, response.text
-    assert not response.content

tests/test_return_none_stringified_annotations.py

@@ -0,0 +1,16 @@
+import http
+
+from fastapi import FastAPI
+from fastapi.testclient import TestClient
+
+
+def test_no_content():
+    app = FastAPI()
+
+    @app.get("/no-content", status_code=http.HTTPStatus.NO_CONTENT)
+    def return_no_content() -> "None": ...  # pragma: no cover
+
+    client = TestClient(app)
+    response = client.get("/no-content")
+    assert response.status_code == http.HTTPStatus.NO_CONTENT, response.text
+    assert not response.content