fixed benchmarks of relayers pallet (#1700)

bridges/modules/relayers/src/benchmarking.rs

@@ -26,12 +26,24 @@ use frame_system::RawOrigin;
 /// Reward amount that is (hopefully) is larger than existential deposit across all chains.
 const REWARD_AMOUNT: u32 = u32::MAX;
 
+/// Pallet we're benchmarking here.
+pub struct Pallet<T: Config>(crate::Pallet<T>);
+
+/// Trait that must be implemented by runtime.
+pub trait Config: crate::Config {
+	/// Prepare environment for paying given reward for serving given lane.
+	fn prepare_environment(lane: LaneId, reward: Self::Reward);
+}
+
 benchmarks! {
 	// Benchmark `claim_rewards` call.
 	claim_rewards {
 		let lane = [0, 0, 0, 0];
 		let relayer: T::AccountId = whitelisted_caller();
-		RelayerRewards::<T>::insert(&relayer, lane, T::Reward::from(REWARD_AMOUNT));
+		let reward = T::Reward::from(REWARD_AMOUNT);
+
+		T::prepare_environment(lane, reward);
+		RelayerRewards::<T>::insert(&relayer, lane, reward);
 	}: _(RawOrigin::Signed(relayer), lane)
 	verify {
 		// we can't check anything here, because `PaymentProcedure` is responsible for

bridges/modules/relayers/src/lib.rs

@@ -30,7 +30,8 @@ use weights::WeightInfo;
 pub use pallet::*;
 pub use payment_adapter::MessageDeliveryAndDispatchPaymentAdapter;
 
-mod benchmarking;
+pub mod benchmarking;
+
 mod mock;
 mod payment_adapter;
 

bridges/modules/relayers/src/weights.rs

@@ -17,7 +17,7 @@
 //! Autogenerated weights for `pallet_bridge_relayers`
 //!
 //! THIS FILE WAS AUTO-GENERATED USING THE SUBSTRATE BENCHMARK CLI VERSION 4.0.0-dev
-//! DATE: 2022-11-17, STEPS: 50, REPEAT: 20
+//! DATE: 2022-12-05, STEPS: 50, REPEAT: 20
 //! LOW RANGE: [], HIGH RANGE: []
 //! EXECUTION: Some(Wasm), WASM-EXECUTION: Compiled
 //! CHAIN: Some("dev"), DB CACHE: 1024
@@ -59,7 +59,7 @@ pub trait WeightInfo {
 pub struct BridgeWeight<T>(PhantomData<T>);
 impl<T: frame_system::Config> WeightInfo for BridgeWeight<T> {
 	fn claim_rewards() -> Weight {
-		Weight::from_ref_time(59_334_000 as u64)
+		Weight::from_ref_time(64_065_000 as u64)
 			.saturating_add(T::DbWeight::get().reads(2 as u64))
 			.saturating_add(T::DbWeight::get().writes(2 as u64))
 	}
@@ -68,7 +68,7 @@ impl<T: frame_system::Config> WeightInfo for BridgeWeight<T> {
 // For backwards compatibility and tests
 impl WeightInfo for () {
 	fn claim_rewards() -> Weight {
-		Weight::from_ref_time(59_334_000 as u64)
+		Weight::from_ref_time(64_065_000 as u64)
 			.saturating_add(RocksDbWeight::get().reads(2 as u64))
 			.saturating_add(RocksDbWeight::get().writes(2 as u64))
 	}