//@# ReplicaSet: addInstance errors
||Invalid number of arguments in ReplicaSet.addInstance, expected 1 to 2 but got 0
||Invalid number of arguments in ReplicaSet.addInstance, expected 1 to 2 but got 4
||Invalid connection options, expected either a URI or a Connection Options Dictionary
||Missing instance options: host
||Invalid connection options, expected either a URI or a Connection Options Dictionary
||Unexpected instance options: auth-method, schema
||Missing instance options: host, password
||is already part of this InnoDB cluster
