Fixed receipt serialization and RPC (#6555)

ethcore/light/src/on_demand/request.rs

@@ -21,7 +21,7 @@ use std::sync::Arc;
 use ethcore::basic_account::BasicAccount;
 use ethcore::encoded;
 use ethcore::engines::{Engine, StateDependentProof};
-use ethcore::receipt::Receipt;
+use ethcore::receipt::{Receipt, TransactionOutcome};
 use ethcore::state::{self, ProvedExecution};
 use ethcore::transaction::SignedTransaction;
 use vm::EnvInfo;
@@ -973,8 +973,7 @@ mod tests {
 	#[test]
 	fn check_receipts() {
 		let receipts = (0..5).map(|_| Receipt {
-			state_root: Some(H256::random()),
-			status_code: None,
+			outcome: TransactionOutcome::StateRoot(H256::random()),
 			gas_used: 21_000u64.into(),
 			log_bloom: Default::default(),
 			logs: Vec::new(),

ethcore/light/src/types/request/mod.rs

@@ -1739,13 +1739,15 @@ mod tests {
 
 	#[test]
 	fn receipts_roundtrip() {
+		use ethcore::receipt::{Receipt, TransactionOutcome};
 		let req = IncompleteReceiptsRequest {
 			hash: Field::Scalar(Default::default()),
 		};
 
 		let full_req = Request::Receipts(req.clone());
+		let receipt = Receipt::new(TransactionOutcome::Unknown, Default::default(), Vec::new());
 		let res = ReceiptsResponse {
-			receipts: vec![Default::default(), Default::default()],
+			receipts: vec![receipt.clone(), receipt],
 		};
 		let full_res = Response::Receipts(res.clone());
 
@@ -1900,6 +1902,7 @@ mod tests {
 
 	#[test]
 	fn responses_vec() {
+		use ethcore::receipt::{Receipt, TransactionOutcome};
 		let mut stream = RlpStream::new_list(2);
 				stream.begin_list(0).begin_list(0);
 
@@ -1907,7 +1910,7 @@ mod tests {
 		let reqs = vec![
 			Response::Headers(HeadersResponse { headers: vec![] }),
 			Response::HeaderProof(HeaderProofResponse { proof: vec![], hash: Default::default(), td: 100.into()}),
-			Response::Receipts(ReceiptsResponse { receipts: vec![Default::default()] }),
+			Response::Receipts(ReceiptsResponse { receipts: vec![Receipt::new(TransactionOutcome::Unknown, Default::default(), Vec::new())] }),
 			Response::Body(BodyResponse { body: body }),
 			Response::Account(AccountResponse {
 				proof: vec![],