.payer_note("bar".into())
.build().unwrap();
let (_, _, tlv_stream) = refund.as_tlv_stream();
assert_eq!(refund.payer_note(), Some(PrintableString("bar")));
assert_eq!(tlv_stream.payer_note, Some(&String::from("bar")));
.payer_note("bar".into())
.build().unwrap();
let (_, _, tlv_stream) = refund.as_tlv_stream();
assert_eq!(refund.payer_note(), Some(PrintableString("bar")));
assert_eq!(tlv_stream.payer_note, Some(&String::from("bar")));