f - drop Offer::to_bytes

Author: jkczyz

lightning/src/offers/offer.rs

@@ -324,13 +324,6 @@ impl Offer {
 		&self.bytes
 	}
 
-	#[cfg(test)]
-	fn to_bytes(&self) -> Vec<u8> {
-		let mut buffer = Vec::new();
-		self.contents.write(&mut buffer).unwrap();
-		buffer
-	}
-
 	#[cfg(test)]
 	fn as_tlv_stream(&self) -> OfferTlvStreamRef {
 		self.contents.as_tlv_stream()
@@ -426,6 +419,7 @@ mod tests {
 	use core::time::Duration;
 	use ln::features::OfferFeatures;
 	use onion_message::{BlindedHop, BlindedPath};
+	use util::ser::Writeable;
 
 	fn pubkey(byte: u8) -> PublicKey {
 		let secp_ctx = Secp256k1::new();
@@ -440,8 +434,10 @@ mod tests {
 	fn builds_offer_with_defaults() {
 		let offer = OfferBuilder::new("foo".into(), pubkey(42)).build().unwrap();
 		let tlv_stream = offer.as_tlv_stream();
+		let mut buffer = Vec::new();
+		offer.contents.write(&mut buffer).unwrap();
 
-		assert_eq!(offer.as_bytes(), &offer.to_bytes()[..]);
+		assert_eq!(offer.as_bytes(), buffer.as_slice());
 		assert_eq!(offer.chains(), vec![ChainHash::using_genesis_block(Network::Bitcoin)]);
 		assert_eq!(offer.metadata(), None);
 		assert_eq!(offer.amount(), None);