BridgeHub[Rococo/Wococo] test batched relaying of messages and their …

…dispatch (#2578)

Added some tests that aim to cover the runtime configuration
that is exercised when BH receives relayed complex message.

* checks correct importing of proofs for:
  bridged chain finality, bridged para heads, bridged messages,
* checks relayer extension correctly configured to reward
  submitting relayer,
* checks relayed message is successfully dispatched.

Also moved generic test-utils from
  `asset-test-utils: parachains/runtimes/assets/test-utils`
one level up to new crate
  `parachains-runtimes-test-utils: parachains/runtimes/test-utils`
to be reused by BridgeHubs.

Signed-off-by: acatangiu <[email protected]>
Co-authored-by: Branislav Kontur <[email protected]>

.gitignore

@@ -8,5 +8,4 @@ polkadot_argument_parsing
 **/chains/
 *.iml
 .env
-bin
 **/._*

bridges/bin/runtime-common/src/lib.rs

@@ -28,12 +28,12 @@ pub mod messages;
 pub mod messages_api;
 pub mod messages_benchmarking;
 pub mod messages_call_ext;
+pub mod messages_generation;
 pub mod messages_xcm_extension;
 pub mod parachains_benchmarking;
 pub mod priority_calculator;
 pub mod refund_relayer_extension;
 
-mod messages_generation;
 mod mock;
 
 #[cfg(feature = "integrity-test")]

bridges/bin/runtime-common/src/messages_generation.rs

@@ -16,8 +16,6 @@
 
 //! Helpers for generating message storage proofs, that are used by tests and by benchmarks.
 
-#![cfg(any(feature = "runtime-benchmarks", test))]
-
 use crate::messages::{BridgedChain, HashOf, HasherOf, MessageBridge};
 
 use bp_messages::{
@@ -29,19 +27,19 @@ use sp_std::{ops::RangeInclusive, prelude::*};
 use sp_trie::{trie_types::TrieDBMutBuilderV1, LayoutV1, MemoryDB, TrieMut};
 
 /// Simple and correct message data encode function.
-pub(crate) fn encode_all_messages(_: MessageNonce, m: &MessagePayload) -> Option<Vec<u8>> {
+pub fn encode_all_messages(_: MessageNonce, m: &MessagePayload) -> Option<Vec<u8>> {
 	Some(m.encode())
 }
 
 /// Simple and correct outbound lane data encode function.
-pub(crate) fn encode_lane_data(d: &OutboundLaneData) -> Vec<u8> {
+pub fn encode_lane_data(d: &OutboundLaneData) -> Vec<u8> {
 	d.encode()
 }
 
 /// Prepare storage proof of given messages.
 ///
 /// Returns state trie root and nodes with prepared messages.
-pub(crate) fn prepare_messages_storage_proof<B>(
+pub fn prepare_messages_storage_proof<B>(
 	lane: LaneId,
 	message_nonces: RangeInclusive<MessageNonce>,
 	outbound_lane_data: Option<OutboundLaneData>,