tests/gateway/test_auth_fallback.py::TestResolveRuntimeAgentKwargsAuthFallback::test_auth_error_tries_fallback
tests/gateway/test_auth_fallback.py::TestResolveRuntimeAgentKwargsAuthFallback::test_auth_error_no_fallback_raises
tests/gateway/test_auth_fallback.py::TestResolveRuntimeAgentKwargsAuthFallback::test_legacy_fallback_is_appended_after_fallback_providers