Fix benchmark

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

substrate/frame/core-fellowship/src/lib.rs

@@ -639,6 +639,6 @@ impl<T: Config<I>, I: 'static>
 	pallet_ranked_collective::BenchmarkSetup<<T as frame_system::Config>::AccountId> for Pallet<T, I>
 {
 	fn ensure_member(who: &<T as frame_system::Config>::AccountId) {
-		Self::induct(frame_system::RawOrigin::Root.into(), who.clone()).unwrap();
+		Self::import(frame_system::RawOrigin::Signed(who.clone()).into()).unwrap();
 	}
 }

substrate/frame/ranked-collective/src/benchmarking.rs

@@ -33,6 +33,10 @@ fn assert_last_event<T: Config<I>, I: 'static>(generic_event: <T as Config<I>>::
 	frame_system::Pallet::<T>::assert_last_event(generic_event.into());
 }
 
+fn assert_has_event<T: Config<I>, I: 'static>(generic_event: <T as Config<I>>::RuntimeEvent) {
+	frame_system::Pallet::<T>::assert_has_event(generic_event.into());
+}
+
 fn make_member<T: Config<I>, I: 'static>(rank: Rank) -> T::AccountId {
 	let who = account::<T::AccountId>("member", MemberCount::<T, I>::get(0), SEED);
 	let who_lookup = T::Lookup::unlookup(who.clone());
@@ -186,7 +190,7 @@ benchmarks_instance_pallet! {
 	verify {
 		assert_eq!(Members::<T, I>::get(&new_who).unwrap().rank, 1);
 		assert_eq!(Members::<T, I>::get(&who), None);
-		assert_last_event::<T, I>(Event::MemberExchanged { who, new_who }.into());
+		assert_has_event::<T, I>(Event::MemberExchanged { who, new_who }.into());
 	}
 
 	impl_benchmark_test_suite!(RankedCollective, crate::tests::new_test_ext(), crate::tests::Test);