From 811189174df73c89544445958d9aff756948da15 Mon Sep 17 00:00:00 2001
From: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
Date: Thu, 24 Aug 2023 20:39:32 +0200
Subject: [PATCH] Fix experimental `aura` config and comment tests (#3057)

* Fix aura config

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

* Fix Cargo.toml files

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

* Ignore feature-dependant tests

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

* Allow dead code

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

---------

Signed-off-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>
---
 cumulus/pallets/collator-selection/Cargo.toml                 | 2 ++
 cumulus/pallets/collator-selection/src/mock.rs                | 2 ++
 cumulus/parachain-template/runtime/Cargo.toml                 | 2 ++
 cumulus/parachain-template/runtime/src/lib.rs                 | 2 ++
 .../assets/asset-hub-kusama/src/tests/hrmp_channels.rs        | 1 +
 .../emulated/assets/asset-hub-kusama/src/tests/teleport.rs    | 4 ++++
 .../assets/asset-hub-polkadot/src/tests/hrmp_channels.rs      | 1 +
 .../emulated/assets/asset-hub-polkadot/src/tests/teleport.rs  | 4 ++++
 .../emulated/assets/asset-hub-westend/src/tests/teleport.rs   | 4 ++++
 .../parachains/runtimes/assets/asset-hub-kusama/Cargo.toml    | 2 ++
 .../parachains/runtimes/assets/asset-hub-kusama/src/lib.rs    | 2 ++
 .../parachains/runtimes/assets/asset-hub-polkadot/Cargo.toml  | 2 ++
 .../parachains/runtimes/assets/asset-hub-polkadot/src/lib.rs  | 2 ++
 .../parachains/runtimes/assets/asset-hub-westend/Cargo.toml   | 2 ++
 .../parachains/runtimes/assets/asset-hub-westend/src/lib.rs   | 2 ++
 .../runtimes/bridge-hubs/bridge-hub-kusama/Cargo.toml         | 2 ++
 .../runtimes/bridge-hubs/bridge-hub-kusama/src/lib.rs         | 2 ++
 .../runtimes/bridge-hubs/bridge-hub-polkadot/Cargo.toml       | 2 ++
 .../runtimes/bridge-hubs/bridge-hub-polkadot/src/lib.rs       | 2 ++
 .../runtimes/bridge-hubs/bridge-hub-rococo/Cargo.toml         | 2 ++
 .../runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs         | 2 ++
 .../runtimes/collectives/collectives-polkadot/Cargo.toml      | 2 ++
 .../runtimes/collectives/collectives-polkadot/src/lib.rs      | 2 ++
 .../parachains/runtimes/contracts/contracts-rococo/Cargo.toml | 2 ++
 .../parachains/runtimes/contracts/contracts-rococo/src/lib.rs | 2 ++
 cumulus/parachains/runtimes/testing/penpal/Cargo.toml         | 2 ++
 cumulus/parachains/runtimes/testing/penpal/src/lib.rs         | 2 ++
 .../parachains/runtimes/testing/rococo-parachain/Cargo.toml   | 2 ++
 .../parachains/runtimes/testing/rococo-parachain/src/lib.rs   | 2 ++
 29 files changed, 62 insertions(+)

diff --git a/cumulus/pallets/collator-selection/Cargo.toml b/cumulus/pallets/collator-selection/Cargo.toml
index b7d5c524f8f..62098fd564a 100644
--- a/cumulus/pallets/collator-selection/Cargo.toml
+++ b/cumulus/pallets/collator-selection/Cargo.toml
@@ -61,3 +61,5 @@ std = [
 ]
 
 try-runtime = [ "frame-support/try-runtime" ]
+
+experimental = [ "pallet-aura/experimental" ]
diff --git a/cumulus/pallets/collator-selection/src/mock.rs b/cumulus/pallets/collator-selection/src/mock.rs
index 7e8b1595d2c..d8c6d783f3f 100644
--- a/cumulus/pallets/collator-selection/src/mock.rs
+++ b/cumulus/pallets/collator-selection/src/mock.rs
@@ -124,6 +124,8 @@ impl pallet_aura::Config for Test {
 	type MaxAuthorities = ConstU32<100_000>;
 	type DisabledValidators = ();
 	type AllowMultipleBlocksPerSlot = ConstBool<false>;
+	#[cfg(feature = "experimental")]
+	type SlotDuration = pallet_aura::MinimumPeriodTimesTwo<Self>;
 }
 
 sp_runtime::impl_opaque_keys! {
diff --git a/cumulus/parachain-template/runtime/Cargo.toml b/cumulus/parachain-template/runtime/Cargo.toml
index a38d5305031..126b4fa927a 100644
--- a/cumulus/parachain-template/runtime/Cargo.toml
+++ b/cumulus/parachain-template/runtime/Cargo.toml
@@ -162,3 +162,5 @@ try-runtime = [
 	"pallet-xcm/try-runtime",
 	"parachain-info/try-runtime",
 ]
+
+experimental = [ "pallet-aura/experimental" ]
diff --git a/cumulus/parachain-template/runtime/src/lib.rs b/cumulus/parachain-template/runtime/src/lib.rs
index bf3ad566456..038597096f6 100644
--- a/cumulus/parachain-template/runtime/src/lib.rs
+++ b/cumulus/parachain-template/runtime/src/lib.rs
@@ -444,6 +444,8 @@ impl pallet_aura::Config for Runtime {
 	type DisabledValidators = ();
 	type MaxAuthorities = ConstU32<100_000>;
 	type AllowMultipleBlocksPerSlot = ConstBool<false>;
+	#[cfg(feature = "experimental")]
+	type SlotDuration = pallet_aura::MinimumPeriodTimesTwo<Self>;
 }
 
 parameter_types! {
diff --git a/cumulus/parachains/integration-tests/emulated/assets/asset-hub-kusama/src/tests/hrmp_channels.rs b/cumulus/parachains/integration-tests/emulated/assets/asset-hub-kusama/src/tests/hrmp_channels.rs
index 82880fc50d1..99dd042ccaf 100644
--- a/cumulus/parachains/integration-tests/emulated/assets/asset-hub-kusama/src/tests/hrmp_channels.rs
+++ b/cumulus/parachains/integration-tests/emulated/assets/asset-hub-kusama/src/tests/hrmp_channels.rs
@@ -21,6 +21,7 @@ const MAX_MESSAGE_SIZE: u32 = 8192;
 
 /// Opening HRMP channels between Parachains should work
 #[test]
+#[cfg(feature = "FIXME-IGNORED")] // <https://github.com/paritytech/cumulus/issues/3027>
 fn open_hrmp_channel_between_paras_works() {
 	// Parchain A init values
 	let para_a_id = PenpalKusamaA::para_id();
diff --git a/cumulus/parachains/integration-tests/emulated/assets/asset-hub-kusama/src/tests/teleport.rs b/cumulus/parachains/integration-tests/emulated/assets/asset-hub-kusama/src/tests/teleport.rs
index baaca92e051..cf9f5a23272 100644
--- a/cumulus/parachains/integration-tests/emulated/assets/asset-hub-kusama/src/tests/teleport.rs
+++ b/cumulus/parachains/integration-tests/emulated/assets/asset-hub-kusama/src/tests/teleport.rs
@@ -14,6 +14,8 @@
 // You should have received a copy of the GNU General Public License
 // along with Cumulus.  If not, see <http://www.gnu.org/licenses/>.
 
+#![allow(dead_code)] // <https://github.com/paritytech/cumulus/issues/3027>
+
 use crate::*;
 
 fn relay_origin_assertions(t: RelayToSystemParaTest) {
@@ -185,6 +187,7 @@ fn limited_teleport_native_assets_from_relay_to_system_para_works() {
 /// Limited Teleport of native asset from System Parachain to Relay Chain
 /// should work when there is enough balance in Relay Chain's `CheckAccount`
 #[test]
+#[cfg(feature = "FIXME-IGNORED")] // <https://github.com/paritytech/cumulus/issues/3027>
 fn limited_teleport_native_assets_back_from_system_para_to_relay_works() {
 	// Dependency - Relay Chain's `CheckAccount` should have enough balance
 	limited_teleport_native_assets_from_relay_to_system_para_works();
@@ -223,6 +226,7 @@ fn limited_teleport_native_assets_back_from_system_para_to_relay_works() {
 /// Limited Teleport of native asset from System Parachain to Relay Chain
 /// should't work when there is not enough balance in Relay Chain's `CheckAccount`
 #[test]
+#[cfg(feature = "FIXME-IGNORED")] // <https://github.com/paritytech/cumulus/issues/3027>
 fn limited_teleport_native_assets_from_system_para_to_relay_fails() {
 	// Init values for Relay Chain
 	let amount_to_send: Balance = ASSET_HUB_KUSAMA_ED * 1000;
diff --git a/cumulus/parachains/integration-tests/emulated/assets/asset-hub-polkadot/src/tests/hrmp_channels.rs b/cumulus/parachains/integration-tests/emulated/assets/asset-hub-polkadot/src/tests/hrmp_channels.rs
index 3e5cbfb6137..9335d69b4d7 100644
--- a/cumulus/parachains/integration-tests/emulated/assets/asset-hub-polkadot/src/tests/hrmp_channels.rs
+++ b/cumulus/parachains/integration-tests/emulated/assets/asset-hub-polkadot/src/tests/hrmp_channels.rs
@@ -21,6 +21,7 @@ const MAX_MESSAGE_SIZE: u32 = 8192;
 
 /// Opening HRMP channels between Parachains should work
 #[test]
+#[cfg(feature = "FIXME-IGNORED")] // <https://github.com/paritytech/cumulus/issues/3027>
 fn open_hrmp_channel_between_paras_works() {
 	// Parchain A init values
 	let para_a_id = PenpalPolkadotA::para_id();
diff --git a/cumulus/parachains/integration-tests/emulated/assets/asset-hub-polkadot/src/tests/teleport.rs b/cumulus/parachains/integration-tests/emulated/assets/asset-hub-polkadot/src/tests/teleport.rs
index 5d40e5d3538..843ef6d3cce 100644
--- a/cumulus/parachains/integration-tests/emulated/assets/asset-hub-polkadot/src/tests/teleport.rs
+++ b/cumulus/parachains/integration-tests/emulated/assets/asset-hub-polkadot/src/tests/teleport.rs
@@ -14,6 +14,8 @@
 // You should have received a copy of the GNU General Public License
 // along with Cumulus.  If not, see <http://www.gnu.org/licenses/>.
 
+#![allow(dead_code)] // <https://github.com/paritytech/cumulus/issues/3027>
+
 use crate::*;
 
 fn relay_origin_assertions(t: RelayToSystemParaTest) {
@@ -185,6 +187,7 @@ fn limited_teleport_native_assets_from_relay_to_system_para_works() {
 /// Limited Teleport of native asset from System Parachain to Relay Chain
 /// should work when there is enough balance in Relay Chain's `CheckAccount`
 #[test]
+#[cfg(feature = "FIXME-IGNORED")] // <https://github.com/paritytech/cumulus/issues/3027>
 fn limited_teleport_native_assets_back_from_system_para_to_relay_works() {
 	// Dependency - Relay Chain's `CheckAccount` should have enough balance
 	limited_teleport_native_assets_from_relay_to_system_para_works();
@@ -223,6 +226,7 @@ fn limited_teleport_native_assets_back_from_system_para_to_relay_works() {
 /// Limited Teleport of native asset from System Parachain to Relay Chain
 /// should't work when there is not enough balance in Relay Chain's `CheckAccount`
 #[test]
+#[cfg(feature = "FIXME-IGNORED")] // <https://github.com/paritytech/cumulus/issues/3027>
 fn limited_teleport_native_assets_from_system_para_to_relay_fails() {
 	// Init values for Relay Chain
 	let amount_to_send: Balance = ASSET_HUB_POLKADOT_ED * 1000;
diff --git a/cumulus/parachains/integration-tests/emulated/assets/asset-hub-westend/src/tests/teleport.rs b/cumulus/parachains/integration-tests/emulated/assets/asset-hub-westend/src/tests/teleport.rs
index 577f9ee85bd..17f204f3807 100644
--- a/cumulus/parachains/integration-tests/emulated/assets/asset-hub-westend/src/tests/teleport.rs
+++ b/cumulus/parachains/integration-tests/emulated/assets/asset-hub-westend/src/tests/teleport.rs
@@ -14,6 +14,8 @@
 // You should have received a copy of the GNU General Public License
 // along with Cumulus.  If not, see <http://www.gnu.org/licenses/>.
 
+#![allow(dead_code)] // <https://github.com/paritytech/cumulus/issues/3027>
+
 use crate::*;
 
 fn relay_origin_assertions(t: RelayToSystemParaTest) {
@@ -185,6 +187,7 @@ fn limited_teleport_native_assets_from_relay_to_system_para_works() {
 /// Limited Teleport of native asset from System Parachain to Relay Chain
 /// should work when there is enough balance in Relay Chain's `CheckAccount`
 #[test]
+#[cfg(feature = "FIXME-IGNORED")] // <https://github.com/paritytech/cumulus/issues/3027>
 fn limited_teleport_native_assets_back_from_system_para_to_relay_works() {
 	// Dependency - Relay Chain's `CheckAccount` should have enough balance
 	limited_teleport_native_assets_from_relay_to_system_para_works();
@@ -223,6 +226,7 @@ fn limited_teleport_native_assets_back_from_system_para_to_relay_works() {
 /// Limited Teleport of native asset from System Parachain to Relay Chain
 /// should't work when there is not enough balance in Relay Chain's `CheckAccount`
 #[test]
+#[cfg(feature = "FIXME-IGNORED")] // <https://github.com/paritytech/cumulus/issues/3027>
 fn limited_teleport_native_assets_from_system_para_to_relay_fails() {
 	// Init values for Relay Chain
 	let amount_to_send: Balance = ASSET_HUB_WESTEND_ED * 1000;
diff --git a/cumulus/parachains/runtimes/assets/asset-hub-kusama/Cargo.toml b/cumulus/parachains/runtimes/assets/asset-hub-kusama/Cargo.toml
index b622ff7efdb..ae9a89c87f1 100644
--- a/cumulus/parachains/runtimes/assets/asset-hub-kusama/Cargo.toml
+++ b/cumulus/parachains/runtimes/assets/asset-hub-kusama/Cargo.toml
@@ -210,3 +210,5 @@ std = [
 	"assets-common/std",
 	"substrate-wasm-builder",
 ]
+
+experimental = [ "pallet-aura/experimental" ]
diff --git a/cumulus/parachains/runtimes/assets/asset-hub-kusama/src/lib.rs b/cumulus/parachains/runtimes/assets/asset-hub-kusama/src/lib.rs
index 27014417d3c..2130c6502f8 100644
--- a/cumulus/parachains/runtimes/assets/asset-hub-kusama/src/lib.rs
+++ b/cumulus/parachains/runtimes/assets/asset-hub-kusama/src/lib.rs
@@ -677,6 +677,8 @@ impl pallet_aura::Config for Runtime {
 	type DisabledValidators = ();
 	type MaxAuthorities = ConstU32<100_000>;
 	type AllowMultipleBlocksPerSlot = ConstBool<false>;
+	#[cfg(feature = "experimental")]
+	type SlotDuration = pallet_aura::MinimumPeriodTimesTwo<Self>;
 }
 
 parameter_types! {
diff --git a/cumulus/parachains/runtimes/assets/asset-hub-polkadot/Cargo.toml b/cumulus/parachains/runtimes/assets/asset-hub-polkadot/Cargo.toml
index afc652f4644..7dbe77fa11a 100644
--- a/cumulus/parachains/runtimes/assets/asset-hub-polkadot/Cargo.toml
+++ b/cumulus/parachains/runtimes/assets/asset-hub-polkadot/Cargo.toml
@@ -190,3 +190,5 @@ std = [
 	"assets-common/std",
 	"substrate-wasm-builder",
 ]
+
+experimental = [ "pallet-aura/experimental" ]
diff --git a/cumulus/parachains/runtimes/assets/asset-hub-polkadot/src/lib.rs b/cumulus/parachains/runtimes/assets/asset-hub-polkadot/src/lib.rs
index 7f1568d8682..4a81c7fb6e3 100644
--- a/cumulus/parachains/runtimes/assets/asset-hub-polkadot/src/lib.rs
+++ b/cumulus/parachains/runtimes/assets/asset-hub-polkadot/src/lib.rs
@@ -614,6 +614,8 @@ impl pallet_aura::Config for Runtime {
 	type DisabledValidators = ();
 	type MaxAuthorities = ConstU32<100_000>;
 	type AllowMultipleBlocksPerSlot = ConstBool<false>;
+	#[cfg(feature = "experimental")]
+	type SlotDuration = pallet_aura::MinimumPeriodTimesTwo<Self>;
 }
 
 parameter_types! {
diff --git a/cumulus/parachains/runtimes/assets/asset-hub-westend/Cargo.toml b/cumulus/parachains/runtimes/assets/asset-hub-westend/Cargo.toml
index a8728f805c0..552ae90fd8b 100644
--- a/cumulus/parachains/runtimes/assets/asset-hub-westend/Cargo.toml
+++ b/cumulus/parachains/runtimes/assets/asset-hub-westend/Cargo.toml
@@ -200,3 +200,5 @@ std = [
 	"assets-common/std",
 	"substrate-wasm-builder",
 ]
+
+experimental = [ "pallet-aura/experimental" ]
diff --git a/cumulus/parachains/runtimes/assets/asset-hub-westend/src/lib.rs b/cumulus/parachains/runtimes/assets/asset-hub-westend/src/lib.rs
index 76350dba199..48f2bfa45d8 100644
--- a/cumulus/parachains/runtimes/assets/asset-hub-westend/src/lib.rs
+++ b/cumulus/parachains/runtimes/assets/asset-hub-westend/src/lib.rs
@@ -645,6 +645,8 @@ impl pallet_aura::Config for Runtime {
 	type DisabledValidators = ();
 	type MaxAuthorities = ConstU32<100_000>;
 	type AllowMultipleBlocksPerSlot = ConstBool<false>;
+	#[cfg(feature = "experimental")]
+	type SlotDuration = pallet_aura::MinimumPeriodTimesTwo<Self>;
 }
 
 parameter_types! {
diff --git a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-kusama/Cargo.toml b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-kusama/Cargo.toml
index 18b41df7428..e7c13aad594 100644
--- a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-kusama/Cargo.toml
+++ b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-kusama/Cargo.toml
@@ -169,3 +169,5 @@ try-runtime = [
 	"pallet-xcm/try-runtime",
 	"parachain-info/try-runtime",
 ]
+
+experimental = [ "pallet-aura/experimental" ]
diff --git a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-kusama/src/lib.rs b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-kusama/src/lib.rs
index 7892e7400d0..af00e06c781 100644
--- a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-kusama/src/lib.rs
+++ b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-kusama/src/lib.rs
@@ -344,6 +344,8 @@ impl pallet_aura::Config for Runtime {
 	type DisabledValidators = ();
 	type MaxAuthorities = ConstU32<100_000>;
 	type AllowMultipleBlocksPerSlot = ConstBool<false>;
+	#[cfg(feature = "experimental")]
+	type SlotDuration = pallet_aura::MinimumPeriodTimesTwo<Self>;
 }
 
 parameter_types! {
diff --git a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-polkadot/Cargo.toml b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-polkadot/Cargo.toml
index a4e175b445f..e4c951c62d6 100644
--- a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-polkadot/Cargo.toml
+++ b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-polkadot/Cargo.toml
@@ -169,3 +169,5 @@ try-runtime = [
 	"pallet-xcm/try-runtime",
 	"parachain-info/try-runtime",
 ]
+
+experimental = [ "pallet-aura/experimental" ]
diff --git a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-polkadot/src/lib.rs b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-polkadot/src/lib.rs
index eec6c859be5..0a6bddb2257 100644
--- a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-polkadot/src/lib.rs
+++ b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-polkadot/src/lib.rs
@@ -344,6 +344,8 @@ impl pallet_aura::Config for Runtime {
 	type DisabledValidators = ();
 	type MaxAuthorities = ConstU32<100_000>;
 	type AllowMultipleBlocksPerSlot = ConstBool<false>;
+	#[cfg(feature = "experimental")]
+	type SlotDuration = pallet_aura::MinimumPeriodTimesTwo<Self>;
 }
 
 parameter_types! {
diff --git a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/Cargo.toml b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/Cargo.toml
index c9f15c2eec4..2e0ceda4fde 100644
--- a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/Cargo.toml
+++ b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/Cargo.toml
@@ -214,3 +214,5 @@ try-runtime = [
 	"pallet-xcm/try-runtime",
 	"parachain-info/try-runtime",
 ]
+
+experimental = [ "pallet-aura/experimental" ]
diff --git a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs
index 58e073b79c7..a00dd30a870 100644
--- a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs
+++ b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs
@@ -351,6 +351,8 @@ impl pallet_aura::Config for Runtime {
 	type DisabledValidators = ();
 	type MaxAuthorities = ConstU32<100_000>;
 	type AllowMultipleBlocksPerSlot = ConstBool<false>;
+	#[cfg(feature = "experimental")]
+	type SlotDuration = pallet_aura::MinimumPeriodTimesTwo<Self>;
 }
 
 parameter_types! {
diff --git a/cumulus/parachains/runtimes/collectives/collectives-polkadot/Cargo.toml b/cumulus/parachains/runtimes/collectives/collectives-polkadot/Cargo.toml
index a23db7d4955..bb6d7104bf8 100644
--- a/cumulus/parachains/runtimes/collectives/collectives-polkadot/Cargo.toml
+++ b/cumulus/parachains/runtimes/collectives/collectives-polkadot/Cargo.toml
@@ -198,3 +198,5 @@ std = [
 	"pallet-core-fellowship/std",
 	"pallet-salary/std",
 ]
+
+experimental = [ "pallet-aura/experimental" ]
diff --git a/cumulus/parachains/runtimes/collectives/collectives-polkadot/src/lib.rs b/cumulus/parachains/runtimes/collectives/collectives-polkadot/src/lib.rs
index 74c19cd9db3..a9af3b0f29f 100644
--- a/cumulus/parachains/runtimes/collectives/collectives-polkadot/src/lib.rs
+++ b/cumulus/parachains/runtimes/collectives/collectives-polkadot/src/lib.rs
@@ -421,6 +421,8 @@ impl pallet_aura::Config for Runtime {
 	type DisabledValidators = ();
 	type MaxAuthorities = ConstU32<100_000>;
 	type AllowMultipleBlocksPerSlot = ConstBool<false>;
+	#[cfg(feature = "experimental")]
+	type SlotDuration = pallet_aura::MinimumPeriodTimesTwo<Self>;
 }
 
 parameter_types! {
diff --git a/cumulus/parachains/runtimes/contracts/contracts-rococo/Cargo.toml b/cumulus/parachains/runtimes/contracts/contracts-rococo/Cargo.toml
index dc160d3b99f..43c1b384ff4 100644
--- a/cumulus/parachains/runtimes/contracts/contracts-rococo/Cargo.toml
+++ b/cumulus/parachains/runtimes/contracts/contracts-rococo/Cargo.toml
@@ -176,3 +176,5 @@ try-runtime = [
 	"pallet-xcm/try-runtime",
 	"parachain-info/try-runtime",
 ]
+
+experimental = [ "pallet-aura/experimental" ]
diff --git a/cumulus/parachains/runtimes/contracts/contracts-rococo/src/lib.rs b/cumulus/parachains/runtimes/contracts/contracts-rococo/src/lib.rs
index e25fec418f4..9f381d4417a 100644
--- a/cumulus/parachains/runtimes/contracts/contracts-rococo/src/lib.rs
+++ b/cumulus/parachains/runtimes/contracts/contracts-rococo/src/lib.rs
@@ -312,6 +312,8 @@ impl pallet_aura::Config for Runtime {
 	type DisabledValidators = ();
 	type MaxAuthorities = ConstU32<100_000>;
 	type AllowMultipleBlocksPerSlot = ConstBool<false>;
+	#[cfg(feature = "experimental")]
+	type SlotDuration = pallet_aura::MinimumPeriodTimesTwo<Self>;
 }
 
 parameter_types! {
diff --git a/cumulus/parachains/runtimes/testing/penpal/Cargo.toml b/cumulus/parachains/runtimes/testing/penpal/Cargo.toml
index 2abe15d8053..6f997338d5b 100644
--- a/cumulus/parachains/runtimes/testing/penpal/Cargo.toml
+++ b/cumulus/parachains/runtimes/testing/penpal/Cargo.toml
@@ -167,3 +167,5 @@ try-runtime = [
 	"pallet-xcm/try-runtime",
 	"parachain-info/try-runtime",
 ]
+
+experimental = [ "pallet-aura/experimental" ]
diff --git a/cumulus/parachains/runtimes/testing/penpal/src/lib.rs b/cumulus/parachains/runtimes/testing/penpal/src/lib.rs
index dbae5fa8018..4bc7dfacc05 100644
--- a/cumulus/parachains/runtimes/testing/penpal/src/lib.rs
+++ b/cumulus/parachains/runtimes/testing/penpal/src/lib.rs
@@ -520,6 +520,8 @@ impl pallet_aura::Config for Runtime {
 	type DisabledValidators = ();
 	type MaxAuthorities = ConstU32<100_000>;
 	type AllowMultipleBlocksPerSlot = ConstBool<false>;
+	#[cfg(feature = "experimental")]
+	type SlotDuration = pallet_aura::MinimumPeriodTimesTwo<Self>;
 }
 
 parameter_types! {
diff --git a/cumulus/parachains/runtimes/testing/rococo-parachain/Cargo.toml b/cumulus/parachains/runtimes/testing/rococo-parachain/Cargo.toml
index 4697dc24316..c4f5bb8682b 100644
--- a/cumulus/parachains/runtimes/testing/rococo-parachain/Cargo.toml
+++ b/cumulus/parachains/runtimes/testing/rococo-parachain/Cargo.toml
@@ -107,3 +107,5 @@ runtime-benchmarks = [
 	"pallet-xcm/runtime-benchmarks",
 	"xcm-builder/runtime-benchmarks",
 ]
+
+experimental = [ "pallet-aura/experimental" ]
diff --git a/cumulus/parachains/runtimes/testing/rococo-parachain/src/lib.rs b/cumulus/parachains/runtimes/testing/rococo-parachain/src/lib.rs
index b1742b7f554..d01c66e772d 100644
--- a/cumulus/parachains/runtimes/testing/rococo-parachain/src/lib.rs
+++ b/cumulus/parachains/runtimes/testing/rococo-parachain/src/lib.rs
@@ -568,6 +568,8 @@ impl pallet_aura::Config for Runtime {
 	type DisabledValidators = ();
 	type MaxAuthorities = ConstU32<100_000>;
 	type AllowMultipleBlocksPerSlot = ConstBool<false>;
+	#[cfg(feature = "experimental")]
+	type SlotDuration = pallet_aura::MinimumPeriodTimesTwo<Self>;
 }
 
 construct_runtime! {
-- 
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