Parachains finality pallet (#1068)

* parachains finality * parachains pallet test * demo of how to configure GRANDPA pallet instance * allow instances in parachains pallet * spellcheck * TODO + fix * fmt * removed invalid storage_keys file * change all hashers to Blake2_128Concat * use Twox64Concat for insertion position * fix build * fix compilation * change ParaId and ParaHead types * TODOs -> TODOs with issues refs
2026-05-31 13:21:01 +00:00 · 2022-05-12 13:20:38 +03:00
parent f2a8ca1d3e
commit f54bd6c779
7 changed files with 914 additions and 1 deletions
@@ -0,0 +1,174 @@
+// Copyright 2019-2021 Parity Technologies (UK) Ltd.
+// This file is part of Parity Bridges Common.
+
+// Parity Bridges Common is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Parity Bridges Common is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Parity Bridges Common.  If not, see <http://www.gnu.org/licenses/>.
+
+use bp_runtime::Chain;
+use frame_support::{construct_runtime, parameter_types, weights::Weight};
+use sp_runtime::{
+	testing::{Header, H256},
+	traits::{BlakeTwo256, Header as HeaderT, IdentityLookup},
+	Perbill,
+};
+
+use crate as pallet_bridge_parachains;
+
+pub type AccountId = u64;
+pub type TestNumber = u64;
+
+pub type RelayBlockHeader =
+	sp_runtime::generic::Header<crate::RelayBlockNumber, crate::RelayBlockHasher>;
+
+type Block = frame_system::mocking::MockBlock<TestRuntime>;
+type UncheckedExtrinsic = frame_system::mocking::MockUncheckedExtrinsic<TestRuntime>;
+
+construct_runtime! {
+	pub enum TestRuntime where
+		Block = Block,
+		NodeBlock = Block,
+		UncheckedExtrinsic = UncheckedExtrinsic,
+	{
+		System: frame_system::{Pallet, Call, Config, Storage, Event<T>},
+		Grandpa1: pallet_bridge_grandpa::<Instance1>::{Pallet},
+		Grandpa2: pallet_bridge_grandpa::<Instance2>::{Pallet},
+		Parachains: pallet_bridge_parachains::{Pallet},
+	}
+}
+
+parameter_types! {
+	pub const BlockHashCount: TestNumber = 250;
+	pub const MaximumBlockWeight: Weight = 1024;
+	pub const MaximumBlockLength: u32 = 2 * 1024;
+	pub const AvailableBlockRatio: Perbill = Perbill::one();
+}
+
+impl frame_system::Config for TestRuntime {
+	type Origin = Origin;
+	type Index = u64;
+	type Call = Call;
+	type BlockNumber = TestNumber;
+	type Hash = H256;
+	type Hashing = BlakeTwo256;
+	type AccountId = AccountId;
+	type Lookup = IdentityLookup<Self::AccountId>;
+	type Header = Header;
+	type Event = ();
+	type BlockHashCount = BlockHashCount;
+	type Version = ();
+	type PalletInfo = PalletInfo;
+	type AccountData = ();
+	type OnNewAccount = ();
+	type OnKilledAccount = ();
+	type BaseCallFilter = frame_support::traits::Everything;
+	type SystemWeightInfo = ();
+	type DbWeight = ();
+	type BlockWeights = ();
+	type BlockLength = ();
+	type SS58Prefix = ();
+	type OnSetCode = ();
+	type MaxConsumers = frame_support::traits::ConstU32<16>;
+}
+
+parameter_types! {
+	pub const MaxRequests: u32 = 2;
+	pub const HeadersToKeep: u32 = 5;
+	pub const SessionLength: u64 = 5;
+	pub const NumValidators: u32 = 5;
+}
+
+impl pallet_bridge_grandpa::Config<pallet_bridge_grandpa::Instance1> for TestRuntime {
+	type BridgedChain = TestBridgedChain;
+	type MaxRequests = MaxRequests;
+	type HeadersToKeep = HeadersToKeep;
+	type WeightInfo = ();
+}
+
+impl pallet_bridge_grandpa::Config<pallet_bridge_grandpa::Instance2> for TestRuntime {
+	type BridgedChain = TestBridgedChain;
+	type MaxRequests = MaxRequests;
+	type HeadersToKeep = HeadersToKeep;
+	type WeightInfo = ();
+}
+
+parameter_types! {
+	pub const HeadsToKeep: u32 = 4;
+}
+
+impl pallet_bridge_parachains::Config for TestRuntime {
+	type BridgesGrandpaPalletInstance = pallet_bridge_grandpa::Instance1;
+	type HeadsToKeep = HeadsToKeep;
+}
+
+#[derive(Debug)]
+pub struct TestBridgedChain;
+
+impl Chain for TestBridgedChain {
+	type BlockNumber = crate::RelayBlockNumber;
+	type Hash = crate::RelayBlockHash;
+	type Hasher = crate::RelayBlockHasher;
+	type Header = RelayBlockHeader;
+
+	type AccountId = AccountId;
+	type Balance = u32;
+	type Index = u32;
+	type Signature = sp_runtime::testing::TestSignature;
+
+	fn max_extrinsic_size() -> u32 {
+		unreachable!()
+	}
+
+	fn max_extrinsic_weight() -> Weight {
+		unreachable!()
+	}
+}
+
+#[derive(Debug)]
+pub struct OtherBridgedChain;
+
+impl Chain for OtherBridgedChain {
+	type BlockNumber = u64;
+	type Hash = crate::RelayBlockHash;
+	type Hasher = crate::RelayBlockHasher;
+	type Header = sp_runtime::generic::Header<u64, crate::RelayBlockHasher>;
+
+	type AccountId = AccountId;
+	type Balance = u32;
+	type Index = u32;
+	type Signature = sp_runtime::testing::TestSignature;
+
+	fn max_extrinsic_size() -> u32 {
+		unreachable!()
+	}
+
+	fn max_extrinsic_weight() -> Weight {
+		unreachable!()
+	}
+}
+
+pub fn run_test<T>(test: impl FnOnce() -> T) -> T {
+	sp_io::TestExternalities::new(Default::default()).execute_with(test)
+}
+
+pub fn test_relay_header(
+	num: crate::RelayBlockNumber,
+	state_root: crate::RelayBlockHash,
+) -> RelayBlockHeader {
+	RelayBlockHeader::new(
+		num,
+		Default::default(),
+		state_root,
+		Default::default(),
+		Default::default(),
+	)
+}