Make System Parachains trusted Teleporters (#1368)

Make System Parachain trusted Teleporters of each other.

Migration of https://github.com/paritytech/cumulus/pull/2842

---------

Co-authored-by: command-bot <>
Co-authored-by: joe petrowski <25483142+joepetrowski@users.noreply.github.com>

cumulus/parachains/integration-tests/emulated/bridges/bridge-hub-rococo/src/lib.rs

@@ -17,12 +17,13 @@ pub use bp_messages::LaneId;
 pub use frame_support::assert_ok;
 pub use integration_tests_common::{
 	constants::{
-		asset_hub_rococo::ED as ASSET_HUB_ROCOCO_ED, rococo::ED as ROCOCO_ED, PROOF_SIZE_THRESHOLD,
-		REF_TIME_THRESHOLD, XCM_V3,
+		bridge_hub_rococo::ED as BRIDGE_HUB_ROCOCO_ED, rococo::ED as ROCOCO_ED,
+		PROOF_SIZE_THRESHOLD, REF_TIME_THRESHOLD, XCM_V3,
 	},
+	test_parachain_is_trusted_teleporter,
 	xcm_helpers::{xcm_transact_paid_execution, xcm_transact_unpaid_execution},
-	AssetHubRococo, AssetHubRococoReceiver, AssetHubWococo, BridgeHubRococo, BridgeHubWococo,
-	PenpalRococoA, Rococo, RococoPallet,
+	AssetHubRococo, AssetHubRococoReceiver, AssetHubWococo, BridgeHubRococo, BridgeHubRococoPallet,
+	BridgeHubRococoSender, BridgeHubWococo, PenpalRococoA, Rococo, RococoPallet,
 };
 pub use parachains_common::{AccountId, Balance};
 pub use xcm::{
@@ -63,5 +64,4 @@ pub fn relay_test_args(amount: Balance) -> TestArgs {
 }
 
 #[cfg(test)]
-#[cfg(not(feature = "runtime-benchmarks"))]
 mod tests;

cumulus/parachains/integration-tests/emulated/bridges/bridge-hub-rococo/src/tests/mod.rs

@@ -14,3 +14,4 @@
 // limitations under the License.
 
 mod example;
+mod teleport;

cumulus/parachains/integration-tests/emulated/bridges/bridge-hub-rococo/src/tests/teleport.rs

@@ -0,0 +1,28 @@
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+use crate::*;
+
+#[test]
+fn teleport_to_other_system_parachains_works() {
+	let amount = BRIDGE_HUB_ROCOCO_ED * 100;
+	let native_asset: VersionedMultiAssets = (Parent, amount).into();
+
+	test_parachain_is_trusted_teleporter!(
+		BridgeHubRococo,      // Origin
+		vec![AssetHubRococo], // Destinations
+		(native_asset, amount)
+	);
+}