···18511851 assert_eq!(
18521852 event.payload["oldSha"],
18531853 oid.to_string(),
18541854- "deletion carries the branch's old tip, richer than the Go knot's empty event"
18541854+ "deletion carries the branch's old tip in the event"
18551855 );
18561856 assert_eq!(event.payload["newSha"], "", "deletion has no new sha");
18571857 assert_eq!(