runtime test for create asset in AH

cumulus/parachains/common/Cargo.toml

@@ -47,6 +47,9 @@ cumulus-primitives-core = { path = "../../primitives/core", default-features = f
 cumulus-primitives-utility = { path = "../../primitives/utility", default-features = false }
 parachain-info = { package = "staging-parachain-info", path = "../pallets/parachain-info", default-features = false }
 
+# Snowbridge
+snowbridge-router-primitives = { path = "../../../../parachain/primitives/router", default-features = false }
+
 [dev-dependencies]
 pallet-authorship = { path = "../../../substrate/frame/authorship", default-features = false }
 sp-io = { path = "../../../substrate/primitives/io", default-features = false }
@@ -75,6 +78,7 @@ std = [
 	"polkadot-primitives/std",
 	"rococo-runtime-constants/std",
 	"scale-info/std",
+	"snowbridge-router-primitives/std",
 	"sp-consensus-aura/std",
 	"sp-core/std",
 	"sp-io/std",
@@ -96,6 +100,7 @@ runtime-benchmarks = [
 	"pallet-collator-selection/runtime-benchmarks",
 	"pallet-message-queue/runtime-benchmarks",
 	"polkadot-primitives/runtime-benchmarks",
+	"snowbridge-router-primitives/runtime-benchmarks",
 	"sp-runtime/runtime-benchmarks",
 	"xcm-builder/runtime-benchmarks",
 ]

cumulus/parachains/common/src/rococo.rs

@@ -119,7 +119,9 @@ pub mod consensus {
 }
 
 pub mod snowbridge {
-	use frame_support::parameter_types;
+	use crate::rococo::currency::{EXISTENTIAL_DEPOSIT, UNITS};
+	use frame_support::{parameter_types, weights::Weight};
+	use snowbridge_router_primitives::inbound::CreateAssetCallInfo;
 	use xcm::opaque::lts::NetworkId;
 
 	/// The pallet index of the Ethereum inbound queue pallet in the bridge hub runtime.
@@ -128,5 +130,11 @@ pub mod snowbridge {
 	parameter_types! {
 		/// Network and location for the Ethereum chain.
 		pub EthereumNetwork: NetworkId = NetworkId::Ethereum { chain_id: 11155111 };
+		pub const CreateAssetCall: CreateAssetCallInfo = CreateAssetCallInfo {
+			call_index: [53,0],
+			asset_deposit: (UNITS / 10) + EXISTENTIAL_DEPOSIT,
+			min_balance: 1,
+			transact_weight_at_most: Weight::from_parts(400_000_000, 8_000)
+		};
 	}
 }

cumulus/parachains/runtimes/assets/asset-hub-rococo/tests/snowbridge.rs

@@ -0,0 +1,38 @@
+// SPDX-License-Identifier: Apache-2.0
+// SPDX-FileCopyrightText: 2023 Snowfork <hello@snowfork.com>
+
+use asset_hub_rococo_runtime::Runtime;
+pub use asset_hub_rococo_runtime::RuntimeCall;
+use codec::Encode;
+use frame_support::instances::Instance2;
+use parachains_common::rococo::snowbridge::CreateAssetCall;
+use snowbridge_router_primitives::inbound::CreateAssetCallInfo;
+use sp_runtime::MultiAddress;
+use xcm::latest::prelude::*;
+
+#[test]
+fn test_foreign_create_asset_call_compatibility() {
+	let call = &RuntimeCall::ForeignAssets(pallet_assets::Call::create {
+		id: MultiLocation::default(),
+		admin: MultiAddress::Id([0; 32].into()),
+		min_balance: 1,
+	})
+	.encode();
+	let call_index = &call[..2];
+	let snowbridge_call: CreateAssetCallInfo = CreateAssetCall::get();
+	assert_eq!(call_index, snowbridge_call.call_index);
+}
+
+#[test]
+fn check_foreign_create_asset_call_with_sane_weight() {
+	use pallet_assets::WeightInfo;
+	let actual = <Runtime as pallet_assets::Config<Instance2>>::WeightInfo::create();
+	let snowbridge_call: CreateAssetCallInfo = CreateAssetCall::get();
+	let max_weight = snowbridge_call.transact_weight_at_most;
+	assert!(
+		actual.all_lte(max_weight),
+		"max_weight: {:?} should be adjusted to actual {:?}",
+		max_weight,
+		actual
+	);
+}

cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs

@@ -500,8 +500,6 @@ parameter_types! {
 }
 
 parameter_types! {
-	pub const CreateAssetCall: [u8;2] = [53, 0];
-	pub const CreateAssetDeposit: u128 = (UNITS / 10) + EXISTENTIAL_DEPOSIT;
 	pub const InboundQueuePalletInstance: u8 = parachains_common::rococo::snowbridge::INBOUND_QUEUE_PALLET_INDEX;
 	pub Parameters: PricingParameters<u128> = PricingParameters {
 		exchange_rate: FixedU128::from_rational(1, 400),
@@ -561,8 +559,7 @@ impl snowbridge_pallet_inbound_queue::Config for Runtime {
 	#[cfg(feature = "runtime-benchmarks")]
 	type Helper = Runtime;
 	type MessageConverter = MessageToXcm<
-		CreateAssetCall,
-		CreateAssetDeposit,
+		parachains_common::rococo::snowbridge::CreateAssetCall,
 		InboundQueuePalletInstance,
 		AccountId,
 		Balance,