Migrate pallet-utility to benchmark v2 (#6276)

Part of:

- #6202.

---------

Co-authored-by: Dónal Murray <donalm@seadanda.dev>

substrate/frame/utility/src/benchmarking.rs

@@ -19,73 +19,82 @@
 
 #![cfg(feature = "runtime-benchmarks")]
 
-use super::*;
-use alloc::{vec, vec::Vec};
-use frame_benchmarking::v1::{account, benchmarks, whitelisted_caller};
+use alloc::vec;
+use frame_benchmarking::{benchmarking::add_to_whitelist, v2::*};
 use frame_system::RawOrigin;
 
+use crate::*;
+
 const SEED: u32 = 0;
 
 fn assert_last_event<T: Config>(generic_event: <T as Config>::RuntimeEvent) {
 	frame_system::Pallet::<T>::assert_last_event(generic_event.into());
 }
 
-benchmarks! {
-	where_clause { where <T::RuntimeOrigin as frame_support::traits::OriginTrait>::PalletsOrigin: Clone }
-	batch {
-		let c in 0 .. 1000;
-		let mut calls: Vec<<T as Config>::RuntimeCall> = Vec::new();
-		for i in 0 .. c {
-			let call = frame_system::Call::remark { remark: vec![] }.into();
-			calls.push(call);
-		}
+#[benchmarks]
+mod benchmark {
+	use super::*;
+
+	#[benchmark]
+	fn batch(c: Linear<0, 1000>) {
+		let calls = vec![frame_system::Call::remark { remark: vec![] }.into(); c as usize];
 		let caller = whitelisted_caller();
-	}: _(RawOrigin::Signed(caller), calls)
-	verify {
-		assert_last_event::<T>(Event::BatchCompleted.into())
+
+		#[extrinsic_call]
+		_(RawOrigin::Signed(caller), calls);
+
+		assert_last_event::<T>(Event::BatchCompleted.into());
 	}
 
-	as_derivative {
+	#[benchmark]
+	fn as_derivative() {
 		let caller = account("caller", SEED, SEED);
 		let call = Box::new(frame_system::Call::remark { remark: vec![] }.into());
 		// Whitelist caller account from further DB operations.
 		let caller_key = frame_system::Account::<T>::hashed_key_for(&caller);
-		frame_benchmarking::benchmarking::add_to_whitelist(caller_key.into());
-	}: _(RawOrigin::Signed(caller), SEED as u16, call)
-
-	batch_all {
-		let c in 0 .. 1000;
-		let mut calls: Vec<<T as Config>::RuntimeCall> = Vec::new();
-		for i in 0 .. c {
-			let call = frame_system::Call::remark { remark: vec![] }.into();
-			calls.push(call);
-		}
+		add_to_whitelist(caller_key.into());
+
+		#[extrinsic_call]
+		_(RawOrigin::Signed(caller), SEED as u16, call);
+	}
+
+	#[benchmark]
+	fn batch_all(c: Linear<0, 1000>) {
+		let calls = vec![frame_system::Call::remark { remark: vec![] }.into(); c as usize];
 		let caller = whitelisted_caller();
-	}: _(RawOrigin::Signed(caller), calls)
-	verify {
-		assert_last_event::<T>(Event::BatchCompleted.into())
+
+		#[extrinsic_call]
+		_(RawOrigin::Signed(caller), calls);
+
+		assert_last_event::<T>(Event::BatchCompleted.into());
 	}
 
-	dispatch_as {
+	#[benchmark]
+	fn dispatch_as() {
 		let caller = account("caller", SEED, SEED);
 		let call = Box::new(frame_system::Call::remark { remark: vec![] }.into());
-		let origin: T::RuntimeOrigin = RawOrigin::Signed(caller).into();
-		let pallets_origin: <T::RuntimeOrigin as frame_support::traits::OriginTrait>::PalletsOrigin = origin.caller().clone();
-		let pallets_origin = Into::<T::PalletsOrigin>::into(pallets_origin);
-	}: _(RawOrigin::Root, Box::new(pallets_origin), call)
-
-	force_batch {
-		let c in 0 .. 1000;
-		let mut calls: Vec<<T as Config>::RuntimeCall> = Vec::new();
-		for i in 0 .. c {
-			let call = frame_system::Call::remark { remark: vec![] }.into();
-			calls.push(call);
-		}
+		let origin = T::RuntimeOrigin::from(RawOrigin::Signed(caller));
+		let pallets_origin = origin.caller().clone();
+		let pallets_origin = T::PalletsOrigin::from(pallets_origin);
+
+		#[extrinsic_call]
+		_(RawOrigin::Root, Box::new(pallets_origin), call);
+	}
+
+	#[benchmark]
+	fn force_batch(c: Linear<0, 1000>) {
+		let calls = vec![frame_system::Call::remark { remark: vec![] }.into(); c as usize];
 		let caller = whitelisted_caller();
-	}: _(RawOrigin::Signed(caller), calls)
-	verify {
-		assert_last_event::<T>(Event::BatchCompleted.into())
+
+		#[extrinsic_call]
+		_(RawOrigin::Signed(caller), calls);
+
+		assert_last_event::<T>(Event::BatchCompleted.into());
 	}
 
-	impl_benchmark_test_suite!(Pallet, crate::tests::new_test_ext(), crate::tests::Test);
+	impl_benchmark_test_suite! {
+		Pallet,
+		tests::new_test_ext(),
+		tests::Test
+	}
 }

substrate/frame/vesting/src/benchmarking.rs

@@ -437,7 +437,7 @@ mod benchmarks {
 
 	impl_benchmark_test_suite! {
 		Pallet,
-		crate::mock::ExtBuilder::default().existential_deposit(256).build(),
-		crate::mock::Test
+		mock::ExtBuilder::default().existential_deposit(256).build(),
+		mock::Test
 	}
 }