Moves all test runtimes to use derive_impl (#2409)

Step in https://github.com/paritytech/polkadot-sdk/issues/171

This PR adds `derive_impl` on all `frame_system` config impls for mock
runtimes. The overridden configs are maintained as of now to ensure
minimal changes.

---------

Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

cumulus/pallets/xcmp-queue/src/mock.rs

@@ -19,7 +19,7 @@ use core::marker::PhantomData;
 use cumulus_pallet_parachain_system::AnyRelayNumber;
 use cumulus_primitives_core::{ChannelInfo, IsSystem, ParaId};
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU32, Everything, Nothing, OriginTrait},
 	BoundedSlice,
 };
@@ -55,6 +55,7 @@ parameter_types! {
 
 type AccountId = u64;
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = Everything;
 	type BlockWeights = ();

cumulus/parachains/common/src/impls.rs

@@ -122,7 +122,7 @@ impl<T: Get<MultiLocation>> ContainsPair<MultiAsset, MultiLocation> for AssetsFr
 mod tests {
 	use super::*;
 	use frame_support::{
-		parameter_types,
+		derive_impl, parameter_types,
 		traits::{ConstU32, FindAuthor, ValidatorRegistration},
 		PalletId,
 	};
@@ -155,6 +155,7 @@ mod tests {
 		pub const MaxReserves: u32 = 50;
 	}
 
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type RuntimeOrigin = RuntimeOrigin;

cumulus/parachains/pallets/collective-content/src/mock.rs

@@ -18,7 +18,7 @@
 pub use crate as pallet_collective_content;
 use crate::WeightInfo;
 use frame_support::{
-	ord_parameter_types, parameter_types,
+	derive_impl, ord_parameter_types, parameter_types,
 	traits::{ConstU32, ConstU64},
 	weights::Weight,
 };
@@ -55,6 +55,7 @@ impl pallet_collective_content::Config for Test {
 	type WeightInfo = CCWeightInfo;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = ();
 	type BlockWeights = ();

cumulus/parachains/runtimes/starters/seedling/src/lib.rs

@@ -44,7 +44,7 @@ use sp_version::RuntimeVersion;
 
 // A few exports that help ease life for downstream crates.
 pub use frame_support::{
-	construct_runtime,
+	construct_runtime, derive_impl,
 	dispatch::DispatchClass,
 	genesis_builder_helper::{build_config, create_default_config},
 	parameter_types,
@@ -134,6 +134,8 @@ parameter_types! {
 		.build_or_panic();
 	pub const SS58Prefix: u8 = 42;
 }
+
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	/// The identifier used to distinguish between accounts.
 	type AccountId = AccountId;

cumulus/parachains/runtimes/starters/shell/src/lib.rs

@@ -52,7 +52,7 @@ use sp_version::RuntimeVersion;
 
 // A few exports that help ease life for downstream crates.
 pub use frame_support::{
-	construct_runtime,
+	construct_runtime, derive_impl,
 	dispatch::DispatchClass,
 	genesis_builder_helper::{build_config, create_default_config},
 	parameter_types,
@@ -143,6 +143,7 @@ parameter_types! {
 	pub const SS58Prefix: u8 = 42;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	/// The identifier used to distinguish between accounts.
 	type AccountId = AccountId;

cumulus/parachains/runtimes/testing/penpal/src/lib.rs

@@ -35,7 +35,7 @@ pub mod xcm_config;
 use cumulus_pallet_parachain_system::RelayNumberStrictlyIncreases;
 use cumulus_primitives_core::{AggregateMessageOrigin, ParaId};
 use frame_support::{
-	construct_runtime,
+	construct_runtime, derive_impl,
 	dispatch::DispatchClass,
 	genesis_builder_helper::{build_config, create_default_config},
 	pallet_prelude::Weight,
@@ -323,6 +323,7 @@ parameter_types! {
 
 // Configure FRAME pallets to include in runtime.
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	/// The identifier used to distinguish between accounts.
 	type AccountId = AccountId;

cumulus/parachains/runtimes/testing/rococo-parachain/src/lib.rs

@@ -39,7 +39,7 @@ use sp_version::RuntimeVersion;
 
 // A few exports that help ease life for downstream crates.
 pub use frame_support::{
-	construct_runtime,
+	construct_runtime, derive_impl,
 	dispatch::DispatchClass,
 	genesis_builder_helper::{build_config, create_default_config},
 	match_types, parameter_types,
@@ -184,6 +184,7 @@ parameter_types! {
 	pub const SS58Prefix: u8 = 42;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	/// The identifier used to distinguish between accounts.
 	type AccountId = AccountId;

polkadot/runtime/common/src/assigned_slots/mod.rs

@@ -636,7 +636,7 @@ mod tests {
 
 	use crate::{assigned_slots, mock::TestRegistrar, slots};
 	use ::test_helpers::{dummy_head_data, dummy_validation_code};
-	use frame_support::{assert_noop, assert_ok, parameter_types};
+	use frame_support::{assert_noop, assert_ok, derive_impl, parameter_types};
 	use frame_system::EnsureRoot;
 	use pallet_balances;
 	use primitives::BlockNumber;
@@ -679,6 +679,8 @@ mod tests {
 	parameter_types! {
 		pub const BlockHashCount: u32 = 250;
 	}
+
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

polkadot/runtime/common/src/auctions.rs

@@ -677,7 +677,8 @@ mod tests {
 	use crate::{auctions, mock::TestRegistrar};
 	use ::test_helpers::{dummy_hash, dummy_head_data, dummy_validation_code};
 	use frame_support::{
-		assert_noop, assert_ok, assert_storage_noop, ord_parameter_types, parameter_types,
+		assert_noop, assert_ok, assert_storage_noop, derive_impl, ord_parameter_types,
+		parameter_types,
 		traits::{ConstU32, EitherOfDiverse, OnFinalize, OnInitialize},
 	};
 	use frame_system::{EnsureRoot, EnsureSignedBy};
@@ -705,6 +706,8 @@ mod tests {
 	parameter_types! {
 		pub const BlockHashCount: u32 = 250;
 	}
+
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

polkadot/runtime/common/src/claims.rs

@@ -710,7 +710,7 @@ mod tests {
 	use crate::claims;
 	use claims::Call as ClaimsCall;
 	use frame_support::{
-		assert_err, assert_noop, assert_ok,
+		assert_err, assert_noop, assert_ok, derive_impl,
 		dispatch::{GetDispatchInfo, Pays},
 		ord_parameter_types, parameter_types,
 		traits::{ConstU32, ExistenceRequirement, WithdrawReasons},
@@ -739,6 +739,8 @@ mod tests {
 	parameter_types! {
 		pub const BlockHashCount: u32 = 250;
 	}
+
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

polkadot/runtime/common/src/crowdloan/mod.rs

@@ -863,7 +863,7 @@ mod tests {
 	use super::*;
 
 	use frame_support::{
-		assert_noop, assert_ok, parameter_types,
+		assert_noop, assert_ok, derive_impl, parameter_types,
 		traits::{ConstU32, OnFinalize, OnInitialize},
 	};
 	use primitives::Id as ParaId;
@@ -900,6 +900,7 @@ mod tests {
 
 	type BlockNumber = u64;
 
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

polkadot/runtime/common/src/impls.rs

@@ -192,6 +192,7 @@ pub mod benchmarks {
 mod tests {
 	use super::*;
 	use frame_support::{
+		derive_impl,
 		dispatch::DispatchClass,
 		parameter_types,
 		traits::{
@@ -237,6 +238,7 @@ mod tests {
 		pub const AvailableBlockRatio: Perbill = Perbill::one();
 	}
 
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type RuntimeOrigin = RuntimeOrigin;

polkadot/runtime/common/src/integration_tests.rs

@@ -25,7 +25,7 @@ use crate::{
 	traits::{AuctionStatus, Auctioneer, Leaser, Registrar as RegistrarT},
 };
 use frame_support::{
-	assert_noop, assert_ok, parameter_types,
+	assert_noop, assert_ok, derive_impl, parameter_types,
 	traits::{ConstU32, Currency, OnFinalize, OnInitialize},
 	weights::Weight,
 	PalletId,
@@ -114,6 +114,7 @@ parameter_types! {
 		);
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = BlockWeights;

polkadot/runtime/common/src/paras_registrar/mod.rs

@@ -699,7 +699,7 @@ mod tests {
 		mock::conclude_pvf_checking, paras_registrar, traits::Registrar as RegistrarTrait,
 	};
 	use frame_support::{
-		assert_noop, assert_ok,
+		assert_noop, assert_ok, derive_impl,
 		error::BadOrigin,
 		parameter_types,
 		traits::{ConstU32, OnFinalize, OnInitialize},
@@ -751,6 +751,7 @@ mod tests {
 			limits::BlockLength::max_with_normal_ratio(4 * 1024 * 1024, NORMAL_RATIO);
 	}
 
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type RuntimeOrigin = RuntimeOrigin;

polkadot/runtime/common/src/purchase.rs

@@ -484,7 +484,7 @@ mod tests {
 	// or public keys. `u64` is used as the `AccountId` and no `Signature`s are required.
 	use crate::purchase;
 	use frame_support::{
-		assert_noop, assert_ok, ord_parameter_types, parameter_types,
+		assert_noop, assert_ok, derive_impl, ord_parameter_types, parameter_types,
 		traits::{Currency, WithdrawReasons},
 	};
 	use sp_runtime::{
@@ -511,6 +511,8 @@ mod tests {
 	parameter_types! {
 		pub const BlockHashCount: u32 = 250;
 	}
+
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

polkadot/runtime/common/src/slots/mod.rs

@@ -505,7 +505,7 @@ mod tests {
 
 	use crate::{mock::TestRegistrar, slots};
 	use ::test_helpers::{dummy_head_data, dummy_validation_code};
-	use frame_support::{assert_noop, assert_ok, parameter_types};
+	use frame_support::{assert_noop, assert_ok, derive_impl, parameter_types};
 	use frame_system::EnsureRoot;
 	use pallet_balances;
 	use primitives::BlockNumber;
@@ -529,6 +529,8 @@ mod tests {
 	parameter_types! {
 		pub const BlockHashCount: u32 = 250;
 	}
+
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

polkadot/runtime/parachains/src/mock.rs

@@ -25,7 +25,7 @@ use crate::{
 };
 
 use frame_support::{
-	assert_ok, parameter_types,
+	assert_ok, derive_impl, parameter_types,
 	traits::{
 		Currency, ProcessMessage, ProcessMessageError, ValidatorSet, ValidatorSetWithIdentification,
 	},
@@ -94,6 +94,7 @@ parameter_types! {
 
 pub type AccountId = u64;
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = BlockWeights;

polkadot/xcm/pallet-xcm-benchmarks/src/fungible/mock.rs

@@ -45,6 +45,8 @@ parameter_types! {
 	pub BlockWeights: frame_system::limits::BlockWeights =
 		frame_system::limits::BlockWeights::simple_max(Weight::from_parts(1024, u64::MAX));
 }
+
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = Everything;
 	type BlockWeights = ();

polkadot/xcm/pallet-xcm-benchmarks/src/generic/mock.rs

@@ -51,6 +51,7 @@ parameter_types! {
 		frame_system::limits::BlockWeights::simple_max(Weight::from_parts(1024, u64::MAX));
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = Everything;
 	type BlockWeights = ();

polkadot/xcm/pallet-xcm/src/mock.rs

@@ -16,7 +16,7 @@
 
 use codec::Encode;
 use frame_support::{
-	construct_runtime, match_types, parameter_types,
+	construct_runtime, derive_impl, match_types, parameter_types,
 	traits::{
 		AsEnsureOriginWithArg, ConstU128, ConstU32, Contains, Equals, Everything, EverythingBut,
 		Nothing,
@@ -246,6 +246,7 @@ parameter_types! {
 	pub const BlockHashCount: u64 = 250;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type RuntimeOrigin = RuntimeOrigin;
 	type RuntimeCall = RuntimeCall;

polkadot/xcm/procedural/tests/ui.rs

@@ -21,7 +21,7 @@
 fn ui() {
 	// Only run the ui tests when `RUN_UI_TESTS` is set.
 	if std::env::var("RUN_UI_TESTS").is_err() {
-		return;
+		return
 	}
 
 	// As trybuild is using `cargo check`, we don't need the real WASM binaries.

polkadot/xcm/xcm-builder/tests/mock/mod.rs

@@ -15,7 +15,7 @@
 // along with Polkadot.  If not, see <http://www.gnu.org/licenses/>.
 
 use frame_support::{
-	construct_runtime, parameter_types,
+	construct_runtime, derive_impl, parameter_types,
 	traits::{ConstU32, Everything, Nothing},
 	weights::Weight,
 };
@@ -76,6 +76,7 @@ parameter_types! {
 	pub const BlockHashCount: u64 = 250;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type RuntimeOrigin = RuntimeOrigin;
 	type RuntimeCall = RuntimeCall;

polkadot/xcm/xcm-simulator/example/src/parachain.rs

@@ -19,7 +19,7 @@
 use codec::{Decode, Encode};
 use core::marker::PhantomData;
 use frame_support::{
-	construct_runtime, parameter_types,
+	construct_runtime, derive_impl, parameter_types,
 	traits::{ContainsPair, EnsureOrigin, EnsureOriginWithArg, Everything, EverythingBut, Nothing},
 	weights::{constants::WEIGHT_REF_TIME_PER_SECOND, Weight},
 };
@@ -63,6 +63,7 @@ parameter_types! {
 	pub const BlockHashCount: u64 = 250;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type RuntimeOrigin = RuntimeOrigin;
 	type RuntimeCall = RuntimeCall;

polkadot/xcm/xcm-simulator/example/src/relay_chain.rs

@@ -17,7 +17,7 @@
 //! Relay chain runtime mock.
 
 use frame_support::{
-	construct_runtime, parameter_types,
+	construct_runtime, derive_impl, parameter_types,
 	traits::{AsEnsureOriginWithArg, Everything, Nothing, ProcessMessage, ProcessMessageError},
 	weights::{Weight, WeightMeter},
 };
@@ -49,6 +49,7 @@ parameter_types! {
 	pub const BlockHashCount: u64 = 250;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type RuntimeOrigin = RuntimeOrigin;
 	type RuntimeCall = RuntimeCall;

polkadot/xcm/xcm-simulator/fuzzer/src/parachain.rs

@@ -18,7 +18,7 @@
 
 use codec::{Decode, Encode};
 use frame_support::{
-	construct_runtime, parameter_types,
+	construct_runtime, derive_impl, parameter_types,
 	traits::{Everything, Nothing},
 	weights::{constants::WEIGHT_REF_TIME_PER_SECOND, Weight},
 };
@@ -52,6 +52,7 @@ parameter_types! {
 	pub const BlockHashCount: u64 = 250;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type RuntimeOrigin = RuntimeOrigin;
 	type RuntimeCall = RuntimeCall;

polkadot/xcm/xcm-simulator/fuzzer/src/relay_chain.rs

@@ -17,7 +17,7 @@
 //! Relay chain runtime mock.
 
 use frame_support::{
-	construct_runtime, parameter_types,
+	construct_runtime, derive_impl, parameter_types,
 	traits::{Everything, Nothing, ProcessMessage, ProcessMessageError},
 	weights::{Weight, WeightMeter},
 };
@@ -48,6 +48,7 @@ parameter_types! {
 	pub const BlockHashCount: u64 = 250;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type RuntimeOrigin = RuntimeOrigin;
 	type RuntimeCall = RuntimeCall;

substrate/bin/node-template/pallets/template/src/mock.rs

@@ -1,5 +1,8 @@
 use crate as pallet_template;
-use frame_support::traits::{ConstU16, ConstU64};
+use frame_support::{
+	derive_impl,
+	traits::{ConstU16, ConstU64},
+};
 use sp_core::H256;
 use sp_runtime::{
 	traits::{BlakeTwo256, IdentityLookup},
@@ -17,6 +20,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/client/rpc-spec-v2/src/chain_head/subscription/inner.rs

@@ -763,7 +763,7 @@ impl<Block: BlockT, BE: Backend<Block>> SubscriptionsInner<Block, BE> {
 		// blocks.
 		for hash in hashes.clone() {
 			if !sub.contains_block(hash) {
-				return Err(SubscriptionManagementError::BlockHashAbsent);
+				return Err(SubscriptionManagementError::BlockHashAbsent)
 			}
 		}
 

substrate/frame/asset-conversion/src/mock.rs

@@ -21,7 +21,7 @@ use super::*;
 use crate as pallet_asset_conversion;
 
 use frame_support::{
-	construct_runtime,
+	construct_runtime, derive_impl,
 	instances::{Instance1, Instance2},
 	ord_parameter_types, parameter_types,
 	traits::{AsEnsureOriginWithArg, ConstU128, ConstU32, ConstU64},
@@ -48,6 +48,7 @@ construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/asset-rate/src/mock.rs

@@ -18,7 +18,10 @@
 //! The crate's mock.
 
 use crate as pallet_asset_rate;
-use frame_support::traits::{ConstU16, ConstU64};
+use frame_support::{
+	derive_impl,
+	traits::{ConstU16, ConstU64},
+};
 use sp_core::H256;
 use sp_runtime::{
 	traits::{BlakeTwo256, IdentityLookup},
@@ -36,6 +39,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/assets/src/mock.rs

@@ -22,7 +22,7 @@ use crate as pallet_assets;
 
 use codec::Encode;
 use frame_support::{
-	construct_runtime, parameter_types,
+	construct_runtime, derive_impl, parameter_types,
 	traits::{AsEnsureOriginWithArg, ConstU32, ConstU64},
 };
 use sp_core::H256;
@@ -46,6 +46,7 @@ construct_runtime!(
 type AccountId = u64;
 type AssetId = u32;
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/atomic-swap/src/tests.rs

@@ -20,7 +20,10 @@
 use super::*;
 use crate as pallet_atomic_swap;
 
-use frame_support::traits::{ConstU32, ConstU64};
+use frame_support::{
+	derive_impl,
+	traits::{ConstU32, ConstU64},
+};
 use sp_core::H256;
 use sp_runtime::{
 	traits::{BlakeTwo256, IdentityLookup},
@@ -38,6 +41,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/aura/src/mock.rs

@@ -21,7 +21,7 @@
 
 use crate as pallet_aura;
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64, DisabledValidators},
 };
 use sp_consensus_aura::{ed25519::AuthorityId, AuthorityIndex};
@@ -41,6 +41,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/authority-discovery/src/lib.rs

@@ -169,7 +169,7 @@ mod tests {
 	use super::*;
 	use crate as pallet_authority_discovery;
 	use frame_support::{
-		parameter_types,
+		derive_impl, parameter_types,
 		traits::{ConstU32, ConstU64},
 	};
 	use sp_application_crypto::Pair;
@@ -225,6 +225,7 @@ mod tests {
 		pub const Offset: BlockNumber = 0;
 	}
 
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

substrate/frame/balances/src/tests/mod.rs

@@ -22,7 +22,7 @@
 use crate::{self as pallet_balances, AccountData, Config, CreditOf, Error, Pallet};
 use codec::{Decode, Encode, MaxEncodedLen};
 use frame_support::{
-	assert_err, assert_noop, assert_ok, assert_storage_noop,
+	assert_err, assert_noop, assert_ok, assert_storage_noop, derive_impl,
 	dispatch::{DispatchInfo, GetDispatchInfo},
 	parameter_types,
 	traits::{
@@ -90,6 +90,8 @@ parameter_types! {
 		);
 	pub static ExistentialDeposit: u64 = 1;
 }
+
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = BlockWeights;

substrate/frame/benchmarking/pov/src/benchmarking.rs

@@ -339,6 +339,7 @@ frame_benchmarking::benchmarks! {
 
 #[cfg(test)]
 mod mock {
+	use frame_support::derive_impl;
 	use sp_runtime::{testing::H256, BuildStorage};
 
 	type AccountId = u64;
@@ -354,6 +355,7 @@ mod mock {
 		}
 	);
 
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

substrate/frame/benchmarking/pov/src/tests.rs

@@ -162,6 +162,7 @@ fn noop_is_free() {
 }
 
 mod mock {
+	use frame_support::derive_impl;
 	use sp_runtime::testing::H256;
 
 	type Block = frame_system::mocking::MockBlock<Test>;
@@ -174,6 +175,7 @@ mod mock {
 		}
 	);
 
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

substrate/frame/benchmarking/src/baseline.rs

@@ -110,6 +110,7 @@ benchmarks! {
 
 #[cfg(test)]
 pub mod mock {
+	use frame_support::derive_impl;
 	use sp_runtime::{testing::H256, BuildStorage};
 
 	type AccountId = u64;
@@ -124,6 +125,7 @@ pub mod mock {
 		}
 	);
 
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

substrate/frame/benchmarking/src/tests.rs

@@ -19,7 +19,7 @@
 
 #![cfg(test)]
 
-use frame_support::{parameter_types, traits::ConstU32};
+use frame_support::{derive_impl, parameter_types, traits::ConstU32};
 use sp_runtime::{
 	testing::H256,
 	traits::{BlakeTwo256, IdentityLookup},
@@ -75,6 +75,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/benchmarking/src/tests_instance.rs

@@ -19,7 +19,7 @@
 
 #![cfg(test)]
 
-use frame_support::traits::ConstU32;
+use frame_support::{derive_impl, traits::ConstU32};
 use sp_runtime::{
 	testing::H256,
 	traits::{BlakeTwo256, IdentityLookup},
@@ -85,6 +85,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/bounties/src/tests.rs

@@ -23,7 +23,7 @@ use super::*;
 use crate as pallet_bounties;
 
 use frame_support::{
-	assert_noop, assert_ok, parameter_types,
+	assert_noop, assert_ok, derive_impl, parameter_types,
 	traits::{
 		tokens::{PayFromAccount, UnityAssetBalanceConversion},
 		ConstU32, ConstU64, OnInitialize,
@@ -59,6 +59,7 @@ parameter_types! {
 
 type Balance = u64;
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/broker/src/mock.rs

@@ -19,7 +19,7 @@
 
 use crate::{test_fungibles::TestFungibles, *};
 use frame_support::{
-	assert_ok, ensure, ord_parameter_types, parameter_types,
+	assert_ok, derive_impl, ensure, ord_parameter_types, parameter_types,
 	traits::{
 		fungible::{Balanced, Credit, Inspect, ItemOf, Mutate},
 		nonfungible::Inspect as NftInspect,
@@ -47,6 +47,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/child-bounties/src/tests.rs

@@ -23,7 +23,7 @@ use super::*;
 use crate as pallet_child_bounties;
 
 use frame_support::{
-	assert_noop, assert_ok, parameter_types,
+	assert_noop, assert_ok, derive_impl, parameter_types,
 	traits::{
 		tokens::{PayFromAccount, UnityAssetBalanceConversion},
 		ConstU32, ConstU64, OnInitialize,
@@ -62,6 +62,7 @@ parameter_types! {
 
 type Balance = u64;
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/collective/src/tests.rs

@@ -18,7 +18,7 @@
 use super::{Event as CollectiveEvent, *};
 use crate as pallet_collective;
 use frame_support::{
-	assert_noop, assert_ok,
+	assert_noop, assert_ok, derive_impl,
 	dispatch::Pays,
 	parameter_types,
 	traits::{ConstU32, ConstU64, StorageVersion},
@@ -90,6 +90,8 @@ parameter_types! {
 		frame_system::limits::BlockWeights::simple_max(Weight::MAX);
 	pub static MaxProposalWeight: Weight = default_max_proposal_weight();
 }
+
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = BlockWeights;

substrate/frame/contracts/mock-network/src/parachain.rs

@@ -23,7 +23,7 @@ use crate::{
 };
 use core::marker::PhantomData;
 use frame_support::{
-	construct_runtime, parameter_types,
+	construct_runtime, derive_impl, parameter_types,
 	traits::{AsEnsureOriginWithArg, Contains, ContainsPair, Everything, EverythingBut, Nothing},
 	weights::{
 		constants::{WEIGHT_PROOF_SIZE_PER_MB, WEIGHT_REF_TIME_PER_SECOND},
@@ -53,6 +53,7 @@ parameter_types! {
 	pub const BlockHashCount: u64 = 250;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type RuntimeOrigin = RuntimeOrigin;
 	type RuntimeCall = RuntimeCall;

substrate/frame/contracts/mock-network/src/relay_chain.rs

@@ -17,7 +17,7 @@
 //! Relay chain runtime mock.
 
 use frame_support::{
-	construct_runtime, parameter_types,
+	construct_runtime, derive_impl, parameter_types,
 	traits::{Contains, Everything, Nothing},
 	weights::Weight,
 };
@@ -47,6 +47,7 @@ parameter_types! {
 	pub const BlockHashCount: u64 = 250;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type RuntimeOrigin = RuntimeOrigin;
 	type RuntimeCall = RuntimeCall;

substrate/frame/contracts/src/tests.rs

@@ -42,6 +42,7 @@ use assert_matches::assert_matches;
 use codec::Encode;
 use frame_support::{
 	assert_err, assert_err_ignore_postinfo, assert_err_with_weight, assert_noop, assert_ok,
+	derive_impl,
 	dispatch::{DispatchErrorWithPostInfo, PostDispatchInfo},
 	parameter_types,
 	storage::child,
@@ -332,6 +333,8 @@ parameter_types! {
 		);
 	pub static ExistentialDeposit: u64 = 1;
 }
+
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = BlockWeights;

substrate/frame/conviction-voting/src/tests.rs

@@ -20,7 +20,7 @@
 use std::collections::BTreeMap;
 
 use frame_support::{
-	assert_noop, assert_ok, parameter_types,
+	assert_noop, assert_ok, derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64, Contains, Polling, VoteTally},
 };
 use sp_core::H256;
@@ -51,6 +51,7 @@ impl Contains<RuntimeCall> for BaseFilter {
 	}
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = BaseFilter;
 	type BlockWeights = ();

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

@@ -20,7 +20,7 @@
 use std::collections::BTreeMap;
 
 use frame_support::{
-	assert_noop, assert_ok, ord_parameter_types,
+	assert_noop, assert_ok, derive_impl, ord_parameter_types,
 	pallet_prelude::Weight,
 	parameter_types,
 	traits::{tokens::GetSalary, ConstU32, ConstU64, Everything, IsInVec, TryMapSuccess},
@@ -50,6 +50,8 @@ parameter_types! {
 	pub BlockWeights: frame_system::limits::BlockWeights =
 		frame_system::limits::BlockWeights::simple_max(Weight::from_parts(1_000_000, u64::max_value()));
 }
+
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = Everything;
 	type BlockWeights = ();

substrate/frame/democracy/src/tests.rs

@@ -20,7 +20,7 @@
 use super::*;
 use crate as pallet_democracy;
 use frame_support::{
-	assert_noop, assert_ok, ord_parameter_types, parameter_types,
+	assert_noop, assert_ok, derive_impl, ord_parameter_types, parameter_types,
 	traits::{
 		ConstU32, ConstU64, Contains, EqualPrivilegeOnly, OnInitialize, SortedMembers,
 		StorePreimage,
@@ -77,6 +77,8 @@ parameter_types! {
 			Weight::from_parts(frame_support::weights::constants::WEIGHT_REF_TIME_PER_SECOND, u64::MAX),
 		);
 }
+
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = BaseFilter;
 	type BlockWeights = BlockWeights;

substrate/frame/election-provider-multi-phase/src/mock.rs

@@ -21,7 +21,7 @@ use frame_election_provider_support::{
 	bounds::{DataProviderBounds, ElectionBounds},
 	data_provider, onchain, ElectionDataProvider, NposSolution, SequentialPhragmen,
 };
-pub use frame_support::{assert_noop, assert_ok, pallet_prelude::GetDefault};
+pub use frame_support::{assert_noop, assert_ok, derive_impl, pallet_prelude::GetDefault};
 use frame_support::{
 	parameter_types,
 	traits::{ConstU32, Hooks},
@@ -204,6 +204,7 @@ pub fn witness() -> SolutionOrSnapshotSize {
 		.unwrap_or_default()
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type SS58Prefix = ();
 	type BaseCallFilter = frame_support::traits::Everything;

substrate/frame/election-provider-support/src/onchain.rs

@@ -182,7 +182,7 @@ impl<T: Config> ElectionProvider for OnChainExecution<T> {
 mod tests {
 	use super::*;
 	use crate::{ElectionProvider, PhragMMS, SequentialPhragmen};
-	use frame_support::{assert_noop, parameter_types};
+	use frame_support::{assert_noop, derive_impl, parameter_types};
 	use sp_npos_elections::Support;
 	use sp_runtime::Perbill;
 	type AccountId = u64;
@@ -200,6 +200,7 @@ mod tests {
 		}
 	);
 
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Runtime {
 		type SS58Prefix = ();
 		type BaseCallFilter = frame_support::traits::Everything;

substrate/frame/elections-phragmen/src/lib.rs

@@ -1307,7 +1307,7 @@ mod tests {
 	use super::*;
 	use crate as elections_phragmen;
 	use frame_support::{
-		assert_noop, assert_ok,
+		assert_noop, assert_ok, derive_impl,
 		dispatch::DispatchResultWithPostInfo,
 		parameter_types,
 		traits::{ConstU32, ConstU64, OnInitialize},
@@ -1321,6 +1321,7 @@ mod tests {
 	};
 	use substrate_test_utils::assert_eq_uvec;
 
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

substrate/frame/examples/basic/src/tests.rs

@@ -19,7 +19,7 @@
 
 use crate::*;
 use frame_support::{
-	assert_ok,
+	assert_ok, derive_impl,
 	dispatch::{DispatchInfo, GetDispatchInfo},
 	traits::{ConstU64, OnInitialize},
 };
@@ -45,6 +45,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/examples/dev-mode/src/tests.rs

@@ -18,7 +18,7 @@
 //! Tests for pallet-dev-mode.
 
 use crate::*;
-use frame_support::{assert_ok, traits::ConstU64};
+use frame_support::{assert_ok, derive_impl, traits::ConstU64};
 use sp_core::H256;
 use sp_runtime::{
 	traits::{BlakeTwo256, IdentityLookup},
@@ -39,6 +39,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/examples/offchain-worker/src/tests.rs

@@ -19,7 +19,7 @@ use crate as example_offchain_worker;
 use crate::*;
 use codec::Decode;
 use frame_support::{
-	assert_ok, parameter_types,
+	assert_ok, derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64},
 };
 use sp_core::{
@@ -46,6 +46,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/executive/src/lib.rs

@@ -761,7 +761,7 @@ mod tests {
 	};
 
 	use frame_support::{
-		assert_err, parameter_types,
+		assert_err, derive_impl, parameter_types,
 		traits::{fungible, ConstU32, ConstU64, ConstU8, Currency},
 		weights::{ConstantMultiplier, IdentityFee, RuntimeDbWeight, Weight, WeightToFee},
 	};
@@ -917,6 +917,7 @@ mod tests {
 			write: 100,
 		};
 	}
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Runtime {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = BlockWeights;

substrate/frame/glutton/src/mock.rs

@@ -19,7 +19,7 @@ use super::*;
 use crate as pallet_glutton;
 
 use frame_support::{
-	assert_ok,
+	assert_ok, derive_impl,
 	traits::{ConstU32, ConstU64},
 };
 use sp_core::H256;
@@ -38,6 +38,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/grandpa/src/mock.rs

@@ -27,7 +27,7 @@ use frame_election_provider_support::{
 	onchain, SequentialPhragmen,
 };
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU128, ConstU32, ConstU64, KeyOwnerProofSystem, OnFinalize, OnInitialize},
 };
 use pallet_session::historical as pallet_session_historical;
@@ -66,6 +66,7 @@ impl_opaque_keys! {
 	}
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/identity/src/tests.rs

@@ -25,7 +25,7 @@ use crate::{
 
 use codec::{Decode, Encode};
 use frame_support::{
-	assert_noop, assert_ok, ord_parameter_types, parameter_types,
+	assert_noop, assert_ok, derive_impl, ord_parameter_types, parameter_types,
 	traits::{ConstU32, ConstU64, EitherOfDiverse, Get},
 	BoundedVec,
 };
@@ -47,6 +47,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/im-online/src/mock.rs

@@ -20,7 +20,7 @@
 #![cfg(test)]
 
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64},
 	weights::Weight,
 };
@@ -113,6 +113,7 @@ pub fn new_test_ext() -> sp_io::TestExternalities {
 	result
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/indices/src/mock.rs

@@ -20,7 +20,10 @@
 #![cfg(test)]
 
 use crate::{self as pallet_indices, Config};
-use frame_support::traits::{ConstU32, ConstU64};
+use frame_support::{
+	derive_impl,
+	traits::{ConstU32, ConstU64},
+};
 use sp_core::H256;
 use sp_runtime::BuildStorage;
 
@@ -35,6 +38,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/insecure-randomness-collective-flip/src/lib.rs

@@ -169,7 +169,7 @@ mod tests {
 	};
 
 	use frame_support::{
-		parameter_types,
+		derive_impl, parameter_types,
 		traits::{ConstU32, ConstU64, OnInitialize, Randomness},
 	};
 	use frame_system::limits;
@@ -189,6 +189,7 @@ mod tests {
 			::max(2 * 1024);
 	}
 
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

substrate/frame/lottery/src/mock.rs

@@ -21,7 +21,7 @@ use super::*;
 use crate as pallet_lottery;
 
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64, OnFinalize, OnInitialize},
 };
 use frame_support_test::TestRandomness;
@@ -47,6 +47,7 @@ parameter_types! {
 	pub const AvailableBlockRatio: Perbill = Perbill::one();
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/membership/src/lib.rs

@@ -531,7 +531,7 @@ mod tests {
 	};
 
 	use frame_support::{
-		assert_noop, assert_ok, ord_parameter_types, parameter_types,
+		assert_noop, assert_ok, derive_impl, ord_parameter_types, parameter_types,
 		traits::{ConstU32, ConstU64, StorageVersion},
 	};
 	use frame_system::EnsureSignedBy;
@@ -551,6 +551,7 @@ mod tests {
 		pub static Prime: Option<u64> = None;
 	}
 
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

substrate/frame/message-queue/src/integration_test.rs

@@ -38,7 +38,7 @@ use crate::{
 
 use crate as pallet_message_queue;
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64},
 };
 use rand::{rngs::StdRng, Rng, SeedableRng};
@@ -57,6 +57,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/message-queue/src/mock.rs

@@ -24,7 +24,7 @@ use super::*;
 
 use crate as pallet_message_queue;
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64},
 };
 use sp_core::H256;
@@ -43,6 +43,8 @@ frame_support::construct_runtime!(
 		MessageQueue: pallet_message_queue::{Pallet, Call, Storage, Event<T>},
 	}
 );
+
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/nft-fractionalization/src/mock.rs

@@ -21,7 +21,7 @@ use super::*;
 use crate as pallet_nft_fractionalization;
 
 use frame_support::{
-	construct_runtime, parameter_types,
+	construct_runtime, derive_impl, parameter_types,
 	traits::{AsEnsureOriginWithArg, ConstU32, ConstU64},
 	BoundedVec, PalletId,
 };
@@ -49,6 +49,8 @@ construct_runtime!(
 		Nfts: pallet_nfts,
 	}
 );
+
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/nfts/src/mock.rs

@@ -21,7 +21,7 @@ use super::*;
 use crate as pallet_nfts;
 
 use frame_support::{
-	construct_runtime, parameter_types,
+	construct_runtime, derive_impl, parameter_types,
 	traits::{AsEnsureOriginWithArg, ConstU32, ConstU64},
 };
 use sp_core::H256;
@@ -46,6 +46,7 @@ pub type Signature = MultiSignature;
 pub type AccountPublic = <Signature as Verify>::Signer;
 pub type AccountId = <AccountPublic as IdentifyAccount>::AccountId;
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/nicks/src/lib.rs

@@ -253,7 +253,7 @@ mod tests {
 	use crate as pallet_nicks;
 
 	use frame_support::{
-		assert_noop, assert_ok, ord_parameter_types,
+		assert_noop, assert_ok, derive_impl, ord_parameter_types,
 		traits::{ConstU32, ConstU64},
 	};
 	use frame_system::EnsureSignedBy;
@@ -274,6 +274,7 @@ mod tests {
 		}
 	);
 
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

substrate/frame/nis/src/mock.rs

@@ -20,7 +20,7 @@
 use crate::{self as pallet_nis, Perquintill, WithMaximumOf};
 
 use frame_support::{
-	ord_parameter_types, parameter_types,
+	derive_impl, ord_parameter_types, parameter_types,
 	traits::{
 		fungible::Inspect, ConstU16, ConstU32, ConstU64, Everything, OnFinalize, OnInitialize,
 		StorageMapShim,
@@ -50,6 +50,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = Everything;
 	type BlockWeights = ();

substrate/frame/node-authorization/src/mock.rs

@@ -21,7 +21,7 @@ use super::*;
 use crate as pallet_node_authorization;
 
 use frame_support::{
-	ord_parameter_types,
+	derive_impl, ord_parameter_types,
 	traits::{ConstU32, ConstU64},
 };
 use frame_system::EnsureSignedBy;
@@ -43,6 +43,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type DbWeight = ();

substrate/frame/nomination-pools/benchmarking/src/mock.rs

@@ -17,7 +17,7 @@
 
 use crate::VoterBagsListInstance;
 use frame_election_provider_support::VoteWeight;
-use frame_support::{pallet_prelude::*, parameter_types, traits::ConstU64, PalletId};
+use frame_support::{derive_impl, pallet_prelude::*, parameter_types, traits::ConstU64, PalletId};
 use sp_runtime::{
 	traits::{Convert, IdentityLookup},
 	BuildStorage, FixedU128, Perbill,
@@ -28,6 +28,7 @@ type Nonce = u32;
 type BlockNumber = u64;
 type Balance = u128;
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/nomination-pools/src/mock.rs

@@ -17,7 +17,7 @@
 
 use super::*;
 use crate::{self as pools};
-use frame_support::{assert_ok, parameter_types, traits::fungible::Mutate, PalletId};
+use frame_support::{assert_ok, derive_impl, parameter_types, traits::fungible::Mutate, PalletId};
 use frame_system::RawOrigin;
 use sp_runtime::{BuildStorage, FixedU128};
 use sp_staking::{OnStakingUpdate, Stake};
@@ -209,6 +209,7 @@ impl sp_staking::StakingInterface for StakingMock {
 	}
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type SS58Prefix = ();
 	type BaseCallFilter = frame_support::traits::Everything;

substrate/frame/nomination-pools/test-staking/src/mock.rs

@@ -17,7 +17,7 @@
 
 use frame_election_provider_support::VoteWeight;
 use frame_support::{
-	assert_ok,
+	assert_ok, derive_impl,
 	pallet_prelude::*,
 	parameter_types,
 	traits::{ConstU64, ConstU8},
@@ -38,6 +38,7 @@ pub(crate) type T = Runtime;
 pub(crate) const POOL1_BONDED: AccountId = 20318131474730217858575332831085u128;
 pub(crate) const POOL1_REWARD: AccountId = 20397359637244482196168876781421u128;
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/offences/benchmarking/src/mock.rs

@@ -25,7 +25,7 @@ use frame_election_provider_support::{
 	onchain, SequentialPhragmen,
 };
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64},
 };
 use frame_system as system;
@@ -40,6 +40,7 @@ type AccountId = u64;
 type Nonce = u32;
 type Balance = u64;
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/offences/src/mock.rs

@@ -23,7 +23,7 @@ use crate as offences;
 use crate::Config;
 use codec::Encode;
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64},
 	weights::{constants::RocksDbWeight, Weight},
 };
@@ -75,6 +75,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/paged-list/src/mock.rs

@@ -20,7 +20,10 @@
 #![cfg(feature = "std")]
 
 use crate::{paged_list::StoragePagedListMeta, Config, ListPrefix};
-use frame_support::traits::{ConstU16, ConstU64};
+use frame_support::{
+	derive_impl,
+	traits::{ConstU16, ConstU64},
+};
 use sp_core::H256;
 use sp_runtime::{
 	traits::{BlakeTwo256, IdentityLookup},
@@ -38,6 +41,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/preimage/src/mock.rs

@@ -21,7 +21,7 @@ use super::*;
 
 use crate as pallet_preimage;
 use frame_support::{
-	ord_parameter_types,
+	derive_impl, ord_parameter_types,
 	traits::{fungible::HoldConsideration, ConstU32, ConstU64, Everything},
 	weights::constants::RocksDbWeight,
 };
@@ -43,6 +43,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = Everything;
 	type BlockWeights = ();

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

@@ -20,7 +20,7 @@
 use std::collections::BTreeMap;
 
 use frame_support::{
-	assert_noop, assert_ok,
+	assert_noop, assert_ok, derive_impl,
 	error::BadOrigin,
 	parameter_types,
 	traits::{ConstU16, ConstU32, ConstU64, EitherOf, Everything, MapSuccess, Polling},
@@ -45,6 +45,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = Everything;
 	type BlockWeights = ();

substrate/frame/recovery/src/mock.rs

@@ -21,7 +21,7 @@ use super::*;
 
 use crate as recovery;
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64, OnFinalize, OnInitialize},
 };
 use sp_core::H256;
@@ -41,6 +41,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/referenda/src/mock.rs

@@ -21,7 +21,7 @@ use super::*;
 use crate as pallet_referenda;
 use codec::{Decode, Encode, MaxEncodedLen};
 use frame_support::{
-	assert_ok, ord_parameter_types, parameter_types,
+	assert_ok, derive_impl, ord_parameter_types, parameter_types,
 	traits::{
 		ConstU32, ConstU64, Contains, EqualPrivilegeOnly, OnInitialize, OriginTrait, Polling,
 		SortedMembers,
@@ -59,6 +59,7 @@ impl Contains<RuntimeCall> for BaseFilter {
 parameter_types! {
 	pub MaxWeight: Weight = Weight::from_parts(2_000_000_000_000, u64::MAX);
 }
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = BaseFilter;
 	type BlockWeights = ();

substrate/frame/remark/src/mock.rs

@@ -18,7 +18,10 @@
 //! Test environment for remarks pallet.
 
 use crate as pallet_remark;
-use frame_support::traits::{ConstU16, ConstU32, ConstU64};
+use frame_support::{
+	derive_impl,
+	traits::{ConstU16, ConstU32, ConstU64},
+};
 use sp_core::H256;
 use sp_runtime::{
 	traits::{BlakeTwo256, IdentityLookup},
@@ -36,6 +39,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/root-offences/src/mock.rs

@@ -23,7 +23,7 @@ use frame_election_provider_support::{
 	onchain, SequentialPhragmen,
 };
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64, Hooks, OneSessionHandler},
 };
 use pallet_staking::StakerStatus;
@@ -84,6 +84,7 @@ impl sp_runtime::BoundToRuntimeAppPublic for OtherSessionHandler {
 	type Public = UintAuthorityId;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/safe-mode/src/mock.rs

@@ -23,7 +23,7 @@ use super::*;
 use crate as pallet_safe_mode;
 
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU64, Everything, InsideBoth, InstanceFilter, IsInVec, SafeModeNotify},
 };
 use frame_system::EnsureSignedBy;
@@ -33,6 +33,7 @@ use sp_runtime::{
 	BuildStorage,
 };
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = InsideBoth<Everything, SafeMode>;
 	type BlockWeights = ();

substrate/frame/salary/src/tests.rs

@@ -20,7 +20,7 @@
 use std::collections::BTreeMap;
 
 use frame_support::{
-	assert_noop, assert_ok,
+	assert_noop, assert_ok, derive_impl,
 	pallet_prelude::Weight,
 	parameter_types,
 	traits::{tokens::ConvertRank, ConstU32, ConstU64, Everything},
@@ -49,6 +49,8 @@ parameter_types! {
 	pub BlockWeights: frame_system::limits::BlockWeights =
 		frame_system::limits::BlockWeights::simple_max(Weight::from_parts(1_000_000, 0));
 }
+
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = Everything;
 	type BlockWeights = ();

substrate/frame/scored-pool/src/mock.rs

@@ -21,7 +21,7 @@ use super::*;
 use crate as pallet_scored_pool;
 
 use frame_support::{
-	construct_runtime, ord_parameter_types, parameter_types,
+	construct_runtime, derive_impl, ord_parameter_types, parameter_types,
 	traits::{ConstU32, ConstU64},
 };
 use frame_system::EnsureSignedBy;
@@ -51,6 +51,7 @@ ord_parameter_types! {
 	pub const ScoreOrigin: u64 = 3;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/session/benchmarking/src/mock.rs

@@ -24,7 +24,7 @@ use frame_election_provider_support::{
 	onchain, SequentialPhragmen,
 };
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64},
 };
 use sp_runtime::{traits::IdentityLookup, BuildStorage};
@@ -45,6 +45,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/session/src/mock.rs

@@ -35,7 +35,7 @@ use sp_staking::SessionIndex;
 use sp_state_machine::BasicExternalities;
 
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64},
 };
 
@@ -232,6 +232,7 @@ pub fn new_test_ext() -> sp_io::TestExternalities {
 	sp_io::TestExternalities::new(t)
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/society/src/mock.rs

@@ -21,7 +21,7 @@ use super::*;
 use crate as pallet_society;
 
 use frame_support::{
-	assert_noop, assert_ok, ord_parameter_types, parameter_types,
+	assert_noop, assert_ok, derive_impl, ord_parameter_types, parameter_types,
 	traits::{ConstU32, ConstU64},
 };
 use frame_support_test::TestRandomness;
@@ -58,6 +58,7 @@ ord_parameter_types! {
 	pub const MaxBids: u32 = 10;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/staking/src/mock.rs

@@ -23,7 +23,7 @@ use frame_election_provider_support::{
 	onchain, SequentialPhragmen, VoteWeight,
 };
 use frame_support::{
-	assert_ok, ord_parameter_types, parameter_types,
+	assert_ok, derive_impl, ord_parameter_types, parameter_types,
 	traits::{
 		ConstU64, Currency, EitherOfDiverse, FindAuthor, Get, Hooks, Imbalance, OnUnbalanced,
 		OneSessionHandler,
@@ -124,6 +124,7 @@ parameter_types! {
 	pub static Offset: BlockNumber = 0;
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/state-trie-migration/src/lib.rs

@@ -1051,7 +1051,7 @@ mod mock {
 	use super::*;
 	use crate as pallet_state_trie_migration;
 	use frame_support::{
-		parameter_types,
+		derive_impl, parameter_types,
 		traits::{ConstU32, ConstU64, Hooks},
 		weights::Weight,
 	};
@@ -1081,6 +1081,7 @@ mod mock {
 		pub const SS58Prefix: u8 = 42;
 	}
 
+	#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 	impl frame_system::Config for Test {
 		type BaseCallFilter = frame_support::traits::Everything;
 		type BlockWeights = ();

substrate/frame/statement/src/mock.rs

@@ -21,7 +21,7 @@ use super::*;
 
 use crate as pallet_statement;
 use frame_support::{
-	ord_parameter_types,
+	derive_impl, ord_parameter_types,
 	traits::{ConstU32, ConstU64, Everything},
 	weights::constants::RocksDbWeight,
 };
@@ -47,6 +47,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = Everything;
 	type BlockWeights = ();

substrate/frame/sudo/src/mock.rs

@@ -19,7 +19,10 @@
 
 use super::*;
 use crate as sudo;
-use frame_support::traits::{ConstU32, Contains};
+use frame_support::{
+	derive_impl,
+	traits::{ConstU32, Contains},
+};
 use sp_core::{ConstU64, H256};
 use sp_io;
 use sp_runtime::{
@@ -108,6 +111,7 @@ impl Contains<RuntimeCall> for BlockEverything {
 	}
 }
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = BlockEverything;
 	type BlockWeights = ();

substrate/frame/support/test/tests/construct_runtime_ui/number_of_pallets_exceeds_tuple_size.rs

@@ -15,7 +15,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-use frame_support::construct_runtime;
+use frame_support::{construct_runtime, derive_impl};
 use sp_core::sr25519;
 use sp_runtime::{generic, traits::BlakeTwo256};
 
@@ -36,6 +36,7 @@ pub type UncheckedExtrinsic = generic::UncheckedExtrinsic<u32, RuntimeCall, Sign
 
 impl pallet::Config for Runtime {}
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type RuntimeOrigin = RuntimeOrigin;

substrate/frame/support/test/tests/construct_runtime_ui/number_of_pallets_exceeds_tuple_size.stderr

@@ -1,7 +1,7 @@
 error: The number of pallets exceeds the maximum number of tuple elements. To increase this limit, enable the tuples-96 feature of [frame_support].
-  --> tests/construct_runtime_ui/number_of_pallets_exceeds_tuple_size.rs:66:2
+  --> tests/construct_runtime_ui/number_of_pallets_exceeds_tuple_size.rs:67:2
    |
-66 |     pub struct Runtime
+67 |     pub struct Runtime
    |     ^^^
 
 error[E0412]: cannot find type `RuntimeCall` in this scope
@@ -22,38 +22,38 @@ error[E0412]: cannot find type `Runtime` in this scope
    |                         ^^^^^^^ not found in this scope
 
 error[E0412]: cannot find type `Runtime` in this scope
-  --> tests/construct_runtime_ui/number_of_pallets_exceeds_tuple_size.rs:39:31
+  --> tests/construct_runtime_ui/number_of_pallets_exceeds_tuple_size.rs:40:31
    |
-39 | impl frame_system::Config for Runtime {
+40 | impl frame_system::Config for Runtime {
    |                               ^^^^^^^ not found in this scope
 
 error[E0412]: cannot find type `RuntimeOrigin` in this scope
-  --> tests/construct_runtime_ui/number_of_pallets_exceeds_tuple_size.rs:41:23
+  --> tests/construct_runtime_ui/number_of_pallets_exceeds_tuple_size.rs:42:23
    |
-41 |     type RuntimeOrigin = RuntimeOrigin;
+42 |     type RuntimeOrigin = RuntimeOrigin;
    |                          ^^^^^^^^^^^^^ help: you might have meant to use the associated type: `Self::RuntimeOrigin`
 
 error[E0412]: cannot find type `RuntimeCall` in this scope
-  --> tests/construct_runtime_ui/number_of_pallets_exceeds_tuple_size.rs:43:21
+  --> tests/construct_runtime_ui/number_of_pallets_exceeds_tuple_size.rs:44:21
    |
-43 |     type RuntimeCall = RuntimeCall;
+44 |     type RuntimeCall = RuntimeCall;
    |                        ^^^^^^^^^^^ help: you might have meant to use the associated type: `Self::RuntimeCall`
 
 error[E0412]: cannot find type `RuntimeEvent` in this scope
-  --> tests/construct_runtime_ui/number_of_pallets_exceeds_tuple_size.rs:49:22
+  --> tests/construct_runtime_ui/number_of_pallets_exceeds_tuple_size.rs:50:22
    |
-49 |     type RuntimeEvent = RuntimeEvent;
+50 |     type RuntimeEvent = RuntimeEvent;
    |                         ^^^^^^^^^^^^ help: you might have meant to use the associated type: `Self::RuntimeEvent`
 
 error[E0412]: cannot find type `PalletInfo` in this scope
-  --> tests/construct_runtime_ui/number_of_pallets_exceeds_tuple_size.rs:55:20
+  --> tests/construct_runtime_ui/number_of_pallets_exceeds_tuple_size.rs:56:20
    |
-55 |     type PalletInfo = PalletInfo;
+56 |     type PalletInfo = PalletInfo;
    |                       ^^^^^^^^^^
    |
 help: you might have meant to use the associated type
    |
-55 |     type PalletInfo = Self::PalletInfo;
+56 |     type PalletInfo = Self::PalletInfo;
    |                       ~~~~~~~~~~~~~~~~
 help: consider importing one of these items
    |

substrate/frame/support/test/tests/construct_runtime_ui/pallet_error_too_large.rs

@@ -15,7 +15,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-use frame_support::construct_runtime;
+use frame_support::{construct_runtime, derive_impl};
 use sp_core::sr25519;
 use sp_runtime::{generic, traits::BlakeTwo256};
 
@@ -61,6 +61,7 @@ pub type UncheckedExtrinsic = generic::UncheckedExtrinsic<u32, RuntimeCall, Sign
 
 impl pallet::Config for Runtime {}
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type RuntimeOrigin = RuntimeOrigin;

substrate/frame/support/test/tests/construct_runtime_ui/pallet_error_too_large.stderr

@@ -1,13 +1,13 @@
 error[E0080]: evaluation of constant value failed
-  --> tests/construct_runtime_ui/pallet_error_too_large.rs:90:1
+  --> tests/construct_runtime_ui/pallet_error_too_large.rs:91:1
    |
-90 | / construct_runtime! {
+91 | / construct_runtime! {
-91 | |     pub struct Runtime
+92 | |     pub struct Runtime
-92 | |     {
+93 | |     {
-93 | |         System: frame_system::{Pallet, Call, Storage, Config<T>, Event<T>},
+94 | |         System: frame_system::{Pallet, Call, Storage, Config<T>, Event<T>},
-94 | |         Pallet: pallet::{Pallet},
+95 | |         Pallet: pallet::{Pallet},
-95 | |     }
+96 | |     }
-96 | | }
+97 | | }
-   | |_^ the evaluated program panicked at 'The maximum encoded size of the error type in the `Pallet` pallet exceeds `MAX_MODULE_ERROR_ENCODED_SIZE`', $DIR/tests/construct_runtime_ui/pallet_error_too_large.rs:90:1
+   | |_^ the evaluated program panicked at 'The maximum encoded size of the error type in the `Pallet` pallet exceeds `MAX_MODULE_ERROR_ENCODED_SIZE`', $DIR/tests/construct_runtime_ui/pallet_error_too_large.rs:91:1
    |
    = note: this error originates in the macro `$crate::panic::panic_2021` which comes from the expansion of the macro `construct_runtime` (in Nightly builds, run with -Z macro-backtrace for more info)

substrate/frame/support/test/tests/construct_runtime_ui/undefined_call_part.rs

@@ -15,7 +15,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-use frame_support::construct_runtime;
+use frame_support::{construct_runtime, derive_impl};
 use sp_core::sr25519;
 use sp_runtime::{generic, traits::BlakeTwo256};
 
@@ -36,6 +36,7 @@ pub type UncheckedExtrinsic = generic::UncheckedExtrinsic<u32, RuntimeCall, Sign
 
 impl pallet::Config for Runtime {}
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Runtime {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type RuntimeOrigin = RuntimeOrigin;

substrate/frame/support/test/tests/construct_runtime_ui/undefined_call_part.stderr

@@ -4,13 +4,13 @@ error: `Pallet` does not have #[pallet::call] defined, perhaps you should remove
 22 |   #[frame_support::pallet]
    |   ^^^^^^^^^^^^^^^^^^^^^^^^
 ...
-65 | / construct_runtime! {
+66 | / construct_runtime! {
-66 | |     pub struct Runtime
+67 | |     pub struct Runtime
-67 | |     {
+68 | |     {
-68 | |         System: frame_system::{Pallet, Call, Storage, Config<T>, Event<T>},
+69 | |         System: frame_system::{Pallet, Call, Storage, Config<T>, Event<T>},
-69 | |         Pallet: pallet::{Pallet, Call},
+70 | |         Pallet: pallet::{Pallet, Call},
-70 | |     }
+71 | |     }
-71 | | }
+72 | | }
    | |_- in this macro invocation
    |
    = note: this error originates in the macro `pallet::__substrate_call_check::is_call_part_defined` which comes from the expansion of the macro `construct_runtime` (in Nightly builds, run with -Z macro-backtrace for more info)