OIDF certification tests regarding listing subordinate entities is being skipped as this endpoint is currently missing.

federation_list_endpoint
OPTIONAL. The list endpoint described in Section 8.2. This URL MUST use the https scheme and MAY contain port, path, and query parameter components; it MUST NOT contain a fragment component. Intermediate Entities and Trust Anchors MUST publish a federation_list_endpoint. Leaf Entities MUST NOT.