+ .build().unwrap();
+
+ let mut buffer = Vec::new();
+ unsigned_invoice_request.write(&mut buffer).unwrap();
+
+ assert_eq!(unsigned_invoice_request.bytes, buffer.as_slice());
+ assert_eq!(unsigned_invoice_request.payer_metadata(), &[1; 32]);
+ assert_eq!(unsigned_invoice_request.chains(), vec![ChainHash::using_genesis_block(Network::Bitcoin)]);
+ assert_eq!(unsigned_invoice_request.metadata(), None);
+ assert_eq!(unsigned_invoice_request.amount(), Some(&Amount::Bitcoin { amount_msats: 1000 }));
+ assert_eq!(unsigned_invoice_request.description(), PrintableString("foo"));
+ assert_eq!(unsigned_invoice_request.offer_features(), &OfferFeatures::empty());
+ assert_eq!(unsigned_invoice_request.absolute_expiry(), None);
+ assert_eq!(unsigned_invoice_request.paths(), &[]);
+ assert_eq!(unsigned_invoice_request.issuer(), None);
+ assert_eq!(unsigned_invoice_request.supported_quantity(), Quantity::One);
+ assert_eq!(unsigned_invoice_request.signing_pubkey(), recipient_pubkey());
+ assert_eq!(unsigned_invoice_request.chain(), ChainHash::using_genesis_block(Network::Bitcoin));
+ assert_eq!(unsigned_invoice_request.amount_msats(), None);
+ assert_eq!(unsigned_invoice_request.invoice_request_features(), &InvoiceRequestFeatures::empty());
+ assert_eq!(unsigned_invoice_request.quantity(), None);
+ assert_eq!(unsigned_invoice_request.payer_id(), payer_pubkey());
+ assert_eq!(unsigned_invoice_request.payer_note(), None);
+
+ match UnsignedInvoiceRequest::try_from(buffer) {
+ Err(e) => panic!("error parsing unsigned invoice request: {:?}", e),
+ Ok(parsed) => {
+ assert_eq!(parsed.bytes, unsigned_invoice_request.bytes);
+ assert_eq!(parsed.tagged_hash, unsigned_invoice_request.tagged_hash);
+ },
+ }
+
+ let invoice_request = unsigned_invoice_request.sign(payer_sign).unwrap();