FastAPI Testing Deep Knowledge : Use with technology: for comprehensive documentation on TestClient, async testing, auth, and HTTP mocking. Synchronous TestClient Lifespan Events Async TestClient (httpx) Dependency Overrides Auth Testing — JWT WebSocket Testing File Upload Testing Background Tasks Testing HTTP Mocking — respx HTTP Mocking — responses (requests library) HTTP Mocking — pytest-httpserver Anti-Patterns | Anti-Pattern | Solution | |---|---| | not cleared | Use + in fixture | | Creating per test | Module or session scope | | Testing with real external APIs | Use respx/responses to…