tests: misc p2p blockbody roundtrip tests (#13925)

crates/net/eth-wire-types/Cargo.toml

@@ -37,7 +37,10 @@ proptest = { workspace = true, optional = true }
 proptest-arbitrary-interop = { workspace = true, optional = true }
 
 [dev-dependencies]
+reth-ethereum-primitives = { workspace = true, features = ["arbitrary"] }
 alloy-primitives = { workspace = true, features = ["arbitrary", "rand"] }
+alloy-consensus = { workspace = true, features = ["arbitrary"] }
+alloy-eips = { workspace = true, features = ["arbitrary"] }
 alloy-genesis.workspace = true
 alloy-chains = { workspace = true, features = ["arbitrary"] }
 arbitrary = { workspace = true, features = ["derive"] }

crates/net/eth-wire-types/src/message.rs

@@ -513,6 +513,7 @@ mod tests {
     };
     use alloy_primitives::hex;
     use alloy_rlp::{Decodable, Encodable, Error};
+    use reth_ethereum_primitives::BlockBody;
 
     fn encode<T: Encodable>(value: T) -> Vec<u8> {
         let mut buf = vec![];
@@ -605,4 +606,34 @@ mod tests {
             ProtocolMessage::decode_message(EthVersion::Eth68, &mut buf.as_slice()).unwrap();
         assert_eq!(empty_block_bodies, decoded);
     }
+
+    #[test]
+    fn empty_block_body_protocol() {
+        let empty_block_bodies =
+            ProtocolMessage::from(EthMessage::<EthNetworkPrimitives>::BlockBodies(RequestPair {
+                request_id: 0,
+                message: vec![BlockBody {
+                    transactions: vec![],
+                    ommers: vec![],
+                    withdrawals: Some(Default::default()),
+                }]
+                .into(),
+            }));
+        let mut buf = Vec::new();
+        empty_block_bodies.encode(&mut buf);
+        let decoded =
+            ProtocolMessage::decode_message(EthVersion::Eth68, &mut buf.as_slice()).unwrap();
+        assert_eq!(empty_block_bodies, decoded);
+    }
+
+    #[test]
+    fn decode_block_bodies_message() {
+        let buf = hex!("06c48199c1c0");
+        let msg = ProtocolMessage::<EthNetworkPrimitives>::decode_message(
+            EthVersion::Eth68,
+            &mut &buf[..],
+        )
+        .unwrap_err();
+        assert!(matches!(msg, MessageError::RlpError(alloy_rlp::Error::InputTooShort)));
+    }
 }