Grcov report - integration

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// Copyright 2019-2025 PureStake Inc.

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// This file is part of Moonbeam.

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// Moonbeam is free software: you can redistribute it and/or modify

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// it under the terms of the GNU General Public License as published by

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// the Free Software Foundation, either version 3 of the License, or

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// (at your option) any later version.

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// Moonbeam is distributed in the hope that it will be useful,

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// but WITHOUT ANY WARRANTY; without even the implied warranty of

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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

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// GNU General Public License for more details.

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// You should have received a copy of the GNU General Public License

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// along with Moonbeam.  If not, see <http://www.gnu.org/licenses/>.

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//! Moonriver Runtime Integration Tests

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#![cfg(test)]

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mod common;

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use common::*;

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use std::cell::Cell;

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use std::rc::Rc;

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use fp_evm::{Context, IsPrecompileResult};

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use frame_support::{

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	assert_noop, assert_ok,

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	dispatch::DispatchClass,

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	traits::{

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		fungible::Inspect, Currency as CurrencyT, EnsureOrigin, OnInitialize, PalletInfo,

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		StorageInfo, StorageInfoTrait,

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},

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	weights::{constants::WEIGHT_REF_TIME_PER_SECOND, Weight},

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	StorageHasher, Twox128,

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};

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use moonkit_xcm_primitives::AccountIdAssetIdConversion;

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use moonriver_runtime::currency::{GIGAWEI, WEI};

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use moonriver_runtime::runtime_params::dynamic_params;

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use moonriver_runtime::xcm_config::{AssetHubLocation, XcmExecutor};

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use moonriver_runtime::{

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	asset_config::ForeignAssetInstance,

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	moonriver_xcm_weights,

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	xcm_config::{CurrencyId, SelfReserve},

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	AssetId, Balances, CrowdloanRewards, EvmForeignAssets, Executive, OpenTechCommitteeCollective,

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	PolkadotXcm, Precompiles, RuntimeBlockWeights, TransactionPayment,

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	TransactionPaymentAsGasPrice, Treasury, TreasuryCouncilCollective, XcmTransactor,

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	FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX, WEEKS,

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};

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use moonriver_xcm_weights::XcmWeight;

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use nimbus_primitives::NimbusId;

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use pallet_evm::PrecompileSet;

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use pallet_evm_precompileset_assets_erc20::{SELECTOR_LOG_APPROVAL, SELECTOR_LOG_TRANSFER};

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use pallet_parachain_staking::InflationDistributionAccount;

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use pallet_transaction_payment::Multiplier;

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use pallet_xcm_transactor::{Currency, CurrencyPayment, TransactWeights};

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use parity_scale_codec::Encode;

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use polkadot_parachain::primitives::Sibling;

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use precompile_utils::{

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	precompile_set::{is_precompile_or_fail, IsActivePrecompile},

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	prelude::*,

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	testing::*,

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};

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use sha3::{Digest, Keccak256};

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use sp_core::{ByteArray, Get, Pair, H160, U256};

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use sp_runtime::{

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	traits::{Convert, Dispatchable},

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	BuildStorage, DispatchError, ModuleError, Percent,

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};

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use std::str::from_utf8;

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use xcm::latest::prelude::*;

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use xcm::{VersionedAssets, VersionedLocation};

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use xcm_builder::{ParentIsPreset, SiblingParachainConvertsVia};

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use xcm_executor::traits::ConvertLocation;

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use xcm_primitives::split_location_into_chain_part_and_beneficiary;

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type BatchPCall = pallet_evm_precompile_batch::BatchPrecompileCall<Runtime>;

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type CrowdloanRewardsPCall =

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	pallet_evm_precompile_crowdloan_rewards::CrowdloanRewardsPrecompileCall<Runtime>;

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type XcmUtilsPCall = pallet_evm_precompile_xcm_utils::XcmUtilsPrecompileCall<

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	Runtime,

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	moonriver_runtime::xcm_config::XcmExecutorConfig,

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>;

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type XtokensPCall = pallet_evm_precompile_xtokens::XtokensPrecompileCall<Runtime>;

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type ForeignAssetsPCall = pallet_evm_precompileset_assets_erc20::Erc20AssetsPrecompileSetCall<

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	Runtime,

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	ForeignAssetInstance,

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>;

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type XcmTransactorV2PCall =

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	pallet_evm_precompile_xcm_transactor::v2::XcmTransactorPrecompileV2Call<Runtime>;

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const BASE_FEE_GENESIS: u128 = 100 * GIGAWEI;

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fn currency_to_asset(currency_id: CurrencyId, amount: u128) -> Asset {

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	Asset {

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		id: AssetId(

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			<moonriver_runtime::Runtime as pallet_xcm_transactor::Config>::CurrencyIdToLocation::convert(

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				currency_id,

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			.unwrap(),

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),

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		fun: Fungibility::Fungible(amount),

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#[test]

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fn xcmp_queue_controller_origin_is_root() {

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	// important for the XcmExecutionManager impl of PauseExecution which uses root origin

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	// to suspend/resume XCM execution in xcmp_queue::on_idle

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	assert_ok!(

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		<moonriver_runtime::Runtime as cumulus_pallet_xcmp_queue::Config

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		>::ControllerOrigin::ensure_origin(root_origin())

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);

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#[test]

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fn verify_pallet_prefixes() {

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	fn is_pallet_prefix<P: 'static>(name: &str) {

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		// Compares the unhashed pallet prefix in the `StorageInstance` implementation by every

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		// storage item in the pallet P. This pallet prefix is used in conjunction with the

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		// item name to get the unique storage key: hash(PalletPrefix) + hash(StorageName)

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		// https://github.com/paritytech/substrate/blob/master/frame/support/procedural/src/pallet/

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		// expand/storage.rs#L389-L401

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		assert_eq!(

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			<moonriver_runtime::Runtime as frame_system::Config>::PalletInfo::name::<P>(),

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			Some(name)

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);

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	// TODO: use StorageInfoTrait from https://github.com/paritytech/substrate/pull/9246

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	// This is now available with polkadot-v0.9.9 dependencies

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	is_pallet_prefix::<moonriver_runtime::System>("System");

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	is_pallet_prefix::<moonriver_runtime::Utility>("Utility");

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	is_pallet_prefix::<moonriver_runtime::ParachainSystem>("ParachainSystem");

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	is_pallet_prefix::<moonriver_runtime::TransactionPayment>("TransactionPayment");

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	is_pallet_prefix::<moonriver_runtime::ParachainInfo>("ParachainInfo");

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	is_pallet_prefix::<moonriver_runtime::EthereumChainId>("EthereumChainId");

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	is_pallet_prefix::<moonriver_runtime::EVM>("EVM");

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	is_pallet_prefix::<moonriver_runtime::Ethereum>("Ethereum");

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	is_pallet_prefix::<moonriver_runtime::ParachainStaking>("ParachainStaking");

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	is_pallet_prefix::<moonriver_runtime::MaintenanceMode>("MaintenanceMode");

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	is_pallet_prefix::<moonriver_runtime::Scheduler>("Scheduler");

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	is_pallet_prefix::<moonriver_runtime::OpenTechCommitteeCollective>(

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		"OpenTechCommitteeCollective",

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);

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	is_pallet_prefix::<moonriver_runtime::Treasury>("Treasury");

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	is_pallet_prefix::<moonriver_runtime::AuthorInherent>("AuthorInherent");

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	is_pallet_prefix::<moonriver_runtime::AuthorFilter>("AuthorFilter");

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	is_pallet_prefix::<moonriver_runtime::CrowdloanRewards>("CrowdloanRewards");

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	is_pallet_prefix::<moonriver_runtime::AuthorMapping>("AuthorMapping");

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	is_pallet_prefix::<moonriver_runtime::Identity>("Identity");

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	is_pallet_prefix::<moonriver_runtime::XcmpQueue>("XcmpQueue");

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	is_pallet_prefix::<moonriver_runtime::CumulusXcm>("CumulusXcm");

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	is_pallet_prefix::<moonriver_runtime::PolkadotXcm>("PolkadotXcm");

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	is_pallet_prefix::<moonriver_runtime::Assets>("Assets");

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	is_pallet_prefix::<moonriver_runtime::AssetManager>("AssetManager");

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	is_pallet_prefix::<moonriver_runtime::XcmTransactor>("XcmTransactor");

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	is_pallet_prefix::<moonriver_runtime::ProxyGenesisCompanion>("ProxyGenesisCompanion");

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	is_pallet_prefix::<moonriver_runtime::MoonbeamOrbiters>("MoonbeamOrbiters");

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	is_pallet_prefix::<moonriver_runtime::TreasuryCouncilCollective>("TreasuryCouncilCollective");

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	is_pallet_prefix::<moonriver_runtime::MoonbeamLazyMigrations>("MoonbeamLazyMigrations");

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	is_pallet_prefix::<moonriver_runtime::RelayStorageRoots>("RelayStorageRoots");

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	is_pallet_prefix::<moonriver_runtime::BridgePolkadotGrandpa>("BridgePolkadotGrandpa");

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	is_pallet_prefix::<moonriver_runtime::BridgePolkadotParachains>("BridgePolkadotParachains");

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	is_pallet_prefix::<moonriver_runtime::BridgePolkadotMessages>("BridgePolkadotMessages");

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	is_pallet_prefix::<moonriver_runtime::BridgeXcmOverMoonbeam>("BridgeXcmOverMoonbeam");

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1

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	let prefix = |pallet_name, storage_name| {

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		let mut res = [0u8; 32];

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		res[0..16].copy_from_slice(&Twox128::hash(pallet_name));

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		res[16..32].copy_from_slice(&Twox128::hash(storage_name));

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		res.to_vec()

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};

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	assert_eq!(

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		<moonriver_runtime::Timestamp as StorageInfoTrait>::storage_info(),

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		vec![

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			StorageInfo {

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				pallet_name: b"Timestamp".to_vec(),

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				storage_name: b"Now".to_vec(),

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				prefix: prefix(b"Timestamp", b"Now"),

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				max_values: Some(1),

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				max_size: Some(8),

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},

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			StorageInfo {

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				pallet_name: b"Timestamp".to_vec(),

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				storage_name: b"DidUpdate".to_vec(),

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				prefix: prefix(b"Timestamp", b"DidUpdate"),

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				max_values: Some(1),

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				max_size: Some(1),

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1

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);

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	assert_eq!(

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		<moonriver_runtime::Balances as StorageInfoTrait>::storage_info(),

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		vec![

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			StorageInfo {

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				pallet_name: b"Balances".to_vec(),

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				storage_name: b"TotalIssuance".to_vec(),

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				prefix: prefix(b"Balances", b"TotalIssuance"),

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				max_values: Some(1),

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				max_size: Some(16),

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},

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			StorageInfo {

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				pallet_name: b"Balances".to_vec(),

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				storage_name: b"InactiveIssuance".to_vec(),

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				prefix: prefix(b"Balances", b"InactiveIssuance"),

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				max_values: Some(1),

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				max_size: Some(16),

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},

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			StorageInfo {

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				pallet_name: b"Balances".to_vec(),

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				storage_name: b"Account".to_vec(),

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				prefix: prefix(b"Balances", b"Account"),

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				max_values: None,

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				max_size: Some(100),

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},

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			StorageInfo {

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				pallet_name: b"Balances".to_vec(),

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				storage_name: b"Locks".to_vec(),

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				prefix: prefix(b"Balances", b"Locks"),

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				max_values: None,

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				max_size: Some(1287),

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},

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			StorageInfo {

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				pallet_name: b"Balances".to_vec(),

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				storage_name: b"Reserves".to_vec(),

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				prefix: prefix(b"Balances", b"Reserves"),

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				max_values: None,

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				max_size: Some(1037),

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},

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			StorageInfo {

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				pallet_name: b"Balances".to_vec(),

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				storage_name: b"Holds".to_vec(),

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				prefix: prefix(b"Balances", b"Holds"),

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				max_values: None,

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				max_size: Some(91),

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},

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			StorageInfo {

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				pallet_name: b"Balances".to_vec(),

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				storage_name: b"Freezes".to_vec(),

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				prefix: prefix(b"Balances", b"Freezes"),

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				max_values: None,

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				max_size: Some(37),

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},

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1

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);

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	assert_eq!(

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		<moonriver_runtime::Proxy as StorageInfoTrait>::storage_info(),

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		vec![

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			StorageInfo {

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				pallet_name: b"Proxy".to_vec(),

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				storage_name: b"Proxies".to_vec(),

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				prefix: prefix(b"Proxy", b"Proxies"),

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				max_values: None,

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				max_size: Some(845),

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},

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			StorageInfo {

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				pallet_name: b"Proxy".to_vec(),

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				storage_name: b"Announcements".to_vec(),

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				prefix: prefix(b"Proxy", b"Announcements"),

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				max_values: None,

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				max_size: Some(1837),

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1

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1

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);

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	assert_eq!(

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		<moonriver_runtime::MaintenanceMode as StorageInfoTrait>::storage_info(),

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		vec![StorageInfo {

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			pallet_name: b"MaintenanceMode".to_vec(),

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			storage_name: b"MaintenanceMode".to_vec(),

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			prefix: prefix(b"MaintenanceMode", b"MaintenanceMode"),

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			max_values: Some(1),

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			max_size: None,

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},]

275

1

);

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	assert_eq!(

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		<moonriver_runtime::RelayStorageRoots as StorageInfoTrait>::storage_info(),

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		vec![

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			StorageInfo {

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				pallet_name: b"RelayStorageRoots".to_vec(),

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				storage_name: b"RelayStorageRoot".to_vec(),

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				prefix: prefix(b"RelayStorageRoots", b"RelayStorageRoot"),

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				max_values: None,

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				max_size: Some(44),

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},

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			StorageInfo {

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				pallet_name: b"RelayStorageRoots".to_vec(),

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				storage_name: b"RelayStorageRootKeys".to_vec(),

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				prefix: prefix(b"RelayStorageRoots", b"RelayStorageRootKeys"),

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				max_values: Some(1),

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				max_size: Some(121),

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1

},

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1

294

1

);

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1

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#[test]

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fn test_collectives_storage_item_prefixes() {

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	for StorageInfo { pallet_name, .. } in

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		<moonriver_runtime::TreasuryCouncilCollective as StorageInfoTrait>::storage_info()

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302

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		assert_eq!(pallet_name, b"TreasuryCouncilCollective".to_vec());

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	for StorageInfo { pallet_name, .. } in

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		<moonriver_runtime::OpenTechCommitteeCollective as StorageInfoTrait>::storage_info()

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		assert_eq!(pallet_name, b"OpenTechCommitteeCollective".to_vec());

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1

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#[test]

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fn collective_set_members_root_origin_works() {

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	ExtBuilder::default().build().execute_with(|| {

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		// TreasuryCouncilCollective

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		assert_ok!(TreasuryCouncilCollective::set_members(

317

1

			<Runtime as frame_system::Config>::RuntimeOrigin::root(),

318

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			vec![AccountId::from(ALICE), AccountId::from(BOB)],

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			Some(AccountId::from(ALICE)),

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1

321

1

));

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		// OpenTechCommitteeCollective

323

1

		assert_ok!(OpenTechCommitteeCollective::set_members(

324

1

			<Runtime as frame_system::Config>::RuntimeOrigin::root(),

325

1

			vec![AccountId::from(ALICE), AccountId::from(BOB)],

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			Some(AccountId::from(ALICE)),

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1

328

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));

329

1

});

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1

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#[test]

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fn collective_set_members_general_admin_origin_works() {

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	use moonriver_runtime::{

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		governance::custom_origins::Origin as CustomOrigin, OriginCaller, Utility,

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};

337

338

1

	ExtBuilder::default().build().execute_with(|| {

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		let root_caller = <Runtime as frame_system::Config>::RuntimeOrigin::root();

340

1

		let alice = AccountId::from(ALICE);

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1

342

1

		// TreasuryCouncilCollective

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		let _ = Utility::dispatch_as(

344

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			root_caller.clone(),

345

1

			Box::new(OriginCaller::Origins(CustomOrigin::GeneralAdmin)),

346

1

			Box::new(

347

1

				pallet_collective::Call::<Runtime, pallet_collective::Instance3>::set_members {

348

1

					new_members: vec![alice, AccountId::from(BOB)],

349

1

					prime: Some(alice),

350

1

					old_count: 2,

351

1

352

1

				.into(),

353

1

),

354

1

);

355

1

		// OpenTechCommitteeCollective

356

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		let _ = Utility::dispatch_as(

357

1

			root_caller,

358

1

			Box::new(OriginCaller::Origins(CustomOrigin::GeneralAdmin)),

359

1

			Box::new(

360

1

				pallet_collective::Call::<Runtime, pallet_collective::Instance4>::set_members {

361

1

					new_members: vec![alice, AccountId::from(BOB)],

362

1

					prime: Some(alice),

363

1

					old_count: 2,

364

1

365

1

				.into(),

366

1

),

367

1

);

368

1

369

1

		assert_eq!(

370

1

			System::events()

371

1

				.into_iter()

372

2

				.filter_map(|r| {

373

2

					match r.event {

374

2

						RuntimeEvent::Utility(pallet_utility::Event::DispatchedAs { result })

375

2

							if result.is_ok() =>

376

2

377

2

							Some(true)

378

379

						_ => None,

380

381

2

})

382

1

				.collect::<Vec<_>>()

383

1

				.len(),

384

1

385

1

386

1

});

387

1

388

389

#[test]

390

1

fn collective_set_members_signed_origin_does_not_work() {

391

1

	let alice = AccountId::from(ALICE);

392

1

	ExtBuilder::default().build().execute_with(|| {

393

1

		// TreasuryCouncilCollective

394

1

		assert!(TreasuryCouncilCollective::set_members(

395

1

			<Runtime as frame_system::Config>::RuntimeOrigin::signed(alice),

396

1

			vec![AccountId::from(ALICE), AccountId::from(BOB)],

397

1

			Some(AccountId::from(ALICE)),

398

1

399

1

400

1

		.is_err());

401

		// OpenTechCommitteeCollective

402

1

		assert!(OpenTechCommitteeCollective::set_members(

403

1

			<Runtime as frame_system::Config>::RuntimeOrigin::signed(alice),

404

1

			vec![AccountId::from(ALICE), AccountId::from(BOB)],

405

1

			Some(AccountId::from(ALICE)),

406

1

407

1

408

1

		.is_err());

409

1

});

410

1

411

412

#[test]

413

1

fn verify_pallet_indices() {

414

35

	fn is_pallet_index<P: 'static>(index: usize) {

415

35

		assert_eq!(

416

35

			<moonriver_runtime::Runtime as frame_system::Config>::PalletInfo::index::<P>(),

417

35

			Some(index)

418

35

);

419

35

420

	// System support

421

1

	is_pallet_index::<moonriver_runtime::System>(0);

422

1

	is_pallet_index::<moonriver_runtime::ParachainSystem>(1);

423

1

	is_pallet_index::<moonriver_runtime::Timestamp>(3);

424

1

	is_pallet_index::<moonriver_runtime::ParachainInfo>(4);

425

1

	// Monetary

426

1

	is_pallet_index::<moonriver_runtime::Balances>(10);

427

1

	is_pallet_index::<moonriver_runtime::TransactionPayment>(11);

428

1

	// Consensus support

429

1

	is_pallet_index::<moonriver_runtime::ParachainStaking>(20);

430

1

	is_pallet_index::<moonriver_runtime::AuthorInherent>(21);

431

1

	is_pallet_index::<moonriver_runtime::AuthorFilter>(22);

432

1

	is_pallet_index::<moonriver_runtime::AuthorMapping>(23);

433

1

	is_pallet_index::<moonriver_runtime::MoonbeamOrbiters>(24);

434

1

	// Handy utilities

435

1

	is_pallet_index::<moonriver_runtime::Utility>(30);

436

1

	is_pallet_index::<moonriver_runtime::Proxy>(31);

437

1

	is_pallet_index::<moonriver_runtime::MaintenanceMode>(32);

438

1

	is_pallet_index::<moonriver_runtime::Identity>(33);

439

1

	is_pallet_index::<moonriver_runtime::ProxyGenesisCompanion>(35);

440

1

	is_pallet_index::<moonriver_runtime::MoonbeamLazyMigrations>(37);

441

1

	// Ethereum compatibility

442

1

	is_pallet_index::<moonriver_runtime::EthereumChainId>(50);

443

1

	is_pallet_index::<moonriver_runtime::EVM>(51);

444

1

	is_pallet_index::<moonriver_runtime::Ethereum>(52);

445

1

	// Governance

446

1

	is_pallet_index::<moonriver_runtime::Scheduler>(60);

447

1

	// is_pallet_index::<moonriver_runtime::Democracy>(61); Removed

448

1

	// Council

449

1

	// is_pallet_index::<moonriver_runtime::CouncilCollective>(70); Removed

450

1

	// is_pallet_index::<moonriver_runtime::TechCommitteeCollective>(71); Removed

451

1

	is_pallet_index::<moonriver_runtime::TreasuryCouncilCollective>(72);

452

1

	is_pallet_index::<moonriver_runtime::OpenTechCommitteeCollective>(73);

453

1

	// Treasury

454

1

	is_pallet_index::<moonriver_runtime::Treasury>(80);

455

1

	// Crowdloan

456

1

	is_pallet_index::<moonriver_runtime::CrowdloanRewards>(90);

457

1

	// XCM Stuff

458

1

	is_pallet_index::<moonriver_runtime::XcmpQueue>(100);

459

1

	is_pallet_index::<moonriver_runtime::CumulusXcm>(101);

460

1

	is_pallet_index::<moonriver_runtime::PolkadotXcm>(103);

461

1

	is_pallet_index::<moonriver_runtime::Assets>(104);

462

1

	is_pallet_index::<moonriver_runtime::AssetManager>(105);

463

1

	// is_pallet_index::<moonriver_runtime::XTokens>(106); Removed

464

1

	is_pallet_index::<moonriver_runtime::XcmTransactor>(107);

465

1

	is_pallet_index::<moonriver_runtime::BridgePolkadotGrandpa>(130);

466

1

	is_pallet_index::<moonriver_runtime::BridgePolkadotParachains>(131);

467

1

	is_pallet_index::<moonriver_runtime::BridgePolkadotMessages>(132);

468

1

	is_pallet_index::<moonriver_runtime::BridgeXcmOverMoonbeam>(133);

469

1

470

471

#[test]

472

1

fn verify_reserved_indices() {

473

1

	let mut t: sp_io::TestExternalities = frame_system::GenesisConfig::<Runtime>::default()

474

1

		.build_storage()

475

1

		.unwrap()

476

1

		.into();

477

1

478

1

	t.execute_with(|| {

479

		use frame_metadata::*;

480

1

		let metadata = moonriver_runtime::Runtime::metadata();

481

1

		let metadata = match metadata.1 {

482

1

			RuntimeMetadata::V14(metadata) => metadata,

483

			_ => panic!("metadata has been bumped, test needs to be updated"),

484

};

485

		// 40: Sudo

486

		// 53: BaseFee

487

		// 108: pallet_assets::<Instance1>

488

1

		let reserved = vec![40, 53, 108];

489

1

		let existing = metadata

490

1

			.pallets

491

1

			.iter()

492

52

			.map(|p| p.index)

493

1

			.collect::<Vec<u8>>();

494

3

		assert!(reserved.iter().all(|index| !existing.contains(index)));

495

1

});

496

1

497

498

#[test]

499

1

fn verify_proxy_type_indices() {

500

1

	assert_eq!(moonriver_runtime::ProxyType::Any as u8, 0);

501

1

	assert_eq!(moonriver_runtime::ProxyType::NonTransfer as u8, 1);

502

1

	assert_eq!(moonriver_runtime::ProxyType::Governance as u8, 2);

503

1

	assert_eq!(moonriver_runtime::ProxyType::Staking as u8, 3);

504

1

	assert_eq!(moonriver_runtime::ProxyType::CancelProxy as u8, 4);

505

1

	assert_eq!(moonriver_runtime::ProxyType::Balances as u8, 5);

506

1

	assert_eq!(moonriver_runtime::ProxyType::AuthorMapping as u8, 6);

507

1

	assert_eq!(moonriver_runtime::ProxyType::IdentityJudgement as u8, 7);

508

1

509

510

#[test]

511

1

fn join_collator_candidates() {

512

1

	ExtBuilder::default()

513

1

		.with_balances(vec![

514

1

			(AccountId::from(ALICE), 20_000 * MOVR),

515

1

			(AccountId::from(BOB), 20_000 * MOVR),

516

1

			(AccountId::from(CHARLIE), 10_100 * MOVR),

517

1

			(AccountId::from(DAVE), 10_000 * MOVR),

518

1

])

519

1

		.with_collators(vec![

520

1

			(AccountId::from(ALICE), 10_000 * MOVR),

521

1

			(AccountId::from(BOB), 10_000 * MOVR),

522

1

])

523

1

		.with_delegations(vec![

524

1

			(AccountId::from(CHARLIE), AccountId::from(ALICE), 50 * MOVR),

525

1

			(AccountId::from(CHARLIE), AccountId::from(BOB), 50 * MOVR),

526

1

])

527

1

		.build()

528

1

		.execute_with(|| {

529

1

			assert_noop!(

530

1

				ParachainStaking::join_candidates(

531

1

					origin_of(AccountId::from(ALICE)),

532

1

					10_000 * MOVR,

533

1

					2u32

534

1

),

535

1

				pallet_parachain_staking::Error::<Runtime>::CandidateExists

536

1

);

537

1

			assert_noop!(

538

1

				ParachainStaking::join_candidates(

539

1

					origin_of(AccountId::from(CHARLIE)),

540

1

					10_000 * MOVR,

541

1

					2u32

542

1

),

543

1

				pallet_parachain_staking::Error::<Runtime>::DelegatorExists

544

1

);

545

1

			assert!(System::events().is_empty());

546

1

			assert_ok!(ParachainStaking::join_candidates(

547

1

				origin_of(AccountId::from(DAVE)),

548

1

				10_000 * MOVR,

549

1

				2u32

550

1

));

551

1

			assert_eq!(

552

1

				last_event(),

553

1

				RuntimeEvent::ParachainStaking(

554

1

					pallet_parachain_staking::Event::JoinedCollatorCandidates {

555

1

						account: AccountId::from(DAVE),

556

1

						amount_locked: 10_000 * MOVR,

557

1

						new_total_amt_locked: 30_100 * MOVR

558

1

559

1

560

1

);

561

1

			let candidates = ParachainStaking::candidate_pool();

562

1

			assert_eq!(candidates.0[0].owner, AccountId::from(ALICE));

563

1

			assert_eq!(candidates.0[0].amount, 10_050 * MOVR);

564

1

			assert_eq!(candidates.0[1].owner, AccountId::from(BOB));

565

1

			assert_eq!(candidates.0[1].amount, 10_050 * MOVR);

566

1

			assert_eq!(candidates.0[2].owner, AccountId::from(DAVE));

567

1

			assert_eq!(candidates.0[2].amount, 10_000 * MOVR);

568

1

});

569

1

570

571

#[test]

572

1

fn transfer_through_evm_to_stake() {

573

1

	ExtBuilder::default()

574

1

		.with_balances(vec![(AccountId::from(ALICE), 20_000 * MOVR)])

575

1

		.build()

576

1

		.execute_with(|| {

577

1

			// Charlie has no balance => fails to stake

578

1

			assert_noop!(

579

1

				ParachainStaking::join_candidates(

580

1

					origin_of(AccountId::from(CHARLIE)),

581

1

					10_000 * MOVR,

582

1

					2u32

583

1

),

584

1

				DispatchError::Module(ModuleError {

585

1

					index: 20,

586

1

					error: [8, 0, 0, 0],

587

1

					message: Some("InsufficientBalance")

588

1

})

589

1

);

590

			// Alice transfer from free balance 20000 MOVR to Bob

591

1

			assert_ok!(Balances::transfer_allow_death(

592

1

				origin_of(AccountId::from(ALICE)),

593

1

				AccountId::from(BOB),

594

1

				20_000 * MOVR,

595

1

));

596

1

			assert_eq!(Balances::free_balance(AccountId::from(BOB)), 20_000 * MOVR);

597

598

1

			let gas_limit = 100000u64;

599

1

			let gas_price: U256 = BASE_FEE_GENESIS.into();

600

1

			// Bob transfers 10000 MOVR to Charlie via EVM

601

1

			assert_ok!(RuntimeCall::EVM(pallet_evm::Call::<Runtime>::call {

602

1

				source: H160::from(BOB),

603

1

				target: H160::from(CHARLIE),

604

1

				input: vec![],

605

1

				value: (10_000 * MOVR).into(),

606

1

				gas_limit,

607

1

				max_fee_per_gas: gas_price,

608

1

				max_priority_fee_per_gas: None,

609

1

				nonce: None,

610

1

				access_list: Vec::new(),

611

1

				authorization_list: Vec::new(),

612

1

})

613

1

			.dispatch(<Runtime as frame_system::Config>::RuntimeOrigin::root()));

614

1

			assert_eq!(

615

1

				Balances::free_balance(AccountId::from(CHARLIE)),

616

1

				10_000 * MOVR,

617

1

);

618

619

			// Charlie can stake now

620

1

			assert_ok!(ParachainStaking::join_candidates(

621

1

				origin_of(AccountId::from(CHARLIE)),

622

1

				10_000 * MOVR,

623

1

				2u32,

624

1

			),);

625

1

			let candidates = ParachainStaking::candidate_pool();

626

1

			assert_eq!(candidates.0[0].owner, AccountId::from(CHARLIE));

627

1

			assert_eq!(candidates.0[0].amount, 10_000 * MOVR);

628

1

});

629

1

630

631

#[test]

632

1

fn reward_block_authors() {

633

1

	ExtBuilder::default()

634

1

		.with_balances(vec![

635

1

			// Alice gets 100 extra tokens for her mapping deposit

636

1

			(AccountId::from(ALICE), 20_100 * MOVR),

637

1

			(AccountId::from(BOB), 10_000 * MOVR),

638

1

])

639

1

		.with_collators(vec![(AccountId::from(ALICE), 10_000 * MOVR)])

640

1

		.with_delegations(vec![(

641

1

			AccountId::from(BOB),

642

1

			AccountId::from(ALICE),

643

1

			500 * MOVR,

644

1

)])

645

1

		.with_mappings(vec![(

646

1

			NimbusId::from_slice(&ALICE_NIMBUS).unwrap(),

647

1

			AccountId::from(ALICE),

648

1

)])

649

1

		.build()

650

1

		.execute_with(|| {

651

1

			increase_last_relay_slot_number(1);

652

1

653

1

			// Just before round 3

654

1

			run_to_block(2399, Some(NimbusId::from_slice(&ALICE_NIMBUS).unwrap()));

655

1

656

1

			// no rewards doled out yet

657

1

			assert_eq!(

658

1

				Balances::usable_balance(AccountId::from(ALICE)),

659

1

				10_100 * MOVR,

660

1

);

661

1

			assert_eq!(Balances::usable_balance(AccountId::from(BOB)), 9500 * MOVR,);

662

1

			run_to_block(2401, Some(NimbusId::from_slice(&ALICE_NIMBUS).unwrap()));

663

1

664

1

			// rewards minted and distributed

665

1

			assert_eq!(

666

1

				Balances::usable_balance(AccountId::from(ALICE)),

667

1

				11547666666208000000000,

668

1

);

669

1

			assert_eq!(

670

1

				Balances::usable_balance(AccountId::from(BOB)),

671

1

				9557333332588000000000,

672

1

);

673

1

});

674

1

675

676

#[test]

677

1

fn reward_block_authors_with_parachain_bond_reserved() {

678

1

	ExtBuilder::default()

679

1

		.with_balances(vec![

680

1

			// Alice gets 100 extra tokens for her mapping deposit

681

1

			(AccountId::from(ALICE), 20_100 * MOVR),

682

1

			(AccountId::from(BOB), 10_000 * MOVR),

683

1

			(AccountId::from(CHARLIE), MOVR),

684

1

])

685

1

		.with_collators(vec![(AccountId::from(ALICE), 10_000 * MOVR)])

686

1

		.with_delegations(vec![(

687

1

			AccountId::from(BOB),

688

1

			AccountId::from(ALICE),

689

1

			500 * MOVR,

690

1

)])

691

1

		.with_mappings(vec![(

692

1

			NimbusId::from_slice(&ALICE_NIMBUS).unwrap(),

693

1

			AccountId::from(ALICE),

694

1

)])

695

1

		.build()

696

1

		.execute_with(|| {

697

1

			increase_last_relay_slot_number(1);

698

1

			assert_ok!(ParachainStaking::set_inflation_distribution_config(

699

1

				root_origin(),

700

1

701

1

					InflationDistributionAccount {

702

1

						account: AccountId::from(CHARLIE),

703

1

						percent: Percent::from_percent(30),

704

1

},

705

1

					InflationDistributionAccount::default(),

706

1

707

1

				.into()

708

1

));

709

710

			// Stop just before round 2

711

1

			run_to_block(1199, Some(NimbusId::from_slice(&ALICE_NIMBUS).unwrap()));

712

1

713

1

			// no collator rewards doled out yet

714

1

			assert_eq!(

715

1

				Balances::usable_balance(AccountId::from(ALICE)),

716

1

				10_100 * MOVR,

717

1

);

718

1

			assert_eq!(Balances::usable_balance(AccountId::from(BOB)), 9500 * MOVR,);

719

720

			// Go to round 2

721

1

			run_to_block(1201, Some(NimbusId::from_slice(&ALICE_NIMBUS).unwrap()));

722

1

723

1

			// 30% reserved for parachain bond

724

1

			assert_eq!(

725

1

				Balances::usable_balance(AccountId::from(CHARLIE)),

726

1

				452515000000000000000,

727

1

);

728

729

			// Go to round 3

730

1

			run_to_block(2401, Some(NimbusId::from_slice(&ALICE_NIMBUS).unwrap()));

731

1

732

1

			// rewards minted and distributed

733

1

			assert_eq!(

734

1

				Balances::usable_balance(AccountId::from(ALICE)),

735

1

				11117700475903800000000,

736

1

);

737

1

			assert_eq!(

738

1

				Balances::usable_balance(AccountId::from(BOB)),

739

1

				9535834523343675000000,

740

1

);

741

			// 30% reserved for parachain bond again

742

1

			assert_eq!(

743

1

				Balances::usable_balance(AccountId::from(CHARLIE)),

744

1

				910802725000000000000,

745

1

);

746

1

});

747

1

748

749

#[test]

750

1

fn initialize_crowdloan_addresses_with_batch_and_pay() {

751

1

	ExtBuilder::default()

752

1

		.with_balances(vec![

753

1

			(AccountId::from(ALICE), 2_000 * MOVR),

754

1

			(AccountId::from(BOB), 1_000 * MOVR),

755

1

])

756

1

		.with_collators(vec![(AccountId::from(ALICE), 1_000 * MOVR)])

757

1

		.with_mappings(vec![(

758

1

			NimbusId::from_slice(&ALICE_NIMBUS).unwrap(),

759

1

			AccountId::from(ALICE),

760

1

)])

761

1

		.with_crowdloan_fund(3_000_000 * MOVR)

762

1

		.build()

763

1

		.execute_with(|| {

764

1

			// set parachain inherent data

765

1

			set_parachain_inherent_data();

766

1

			let init_block = CrowdloanRewards::init_vesting_block();

767

1

			// This matches the previous vesting

768

1

			let end_block = init_block + 48 * WEEKS;

769

1

			// Batch calls always succeed. We just need to check the inner event

770

1

			assert_ok!(

771

1

				RuntimeCall::Utility(pallet_utility::Call::<Runtime>::batch_all {

772

1

					calls: vec![

773

1

						RuntimeCall::CrowdloanRewards(

774

1

							pallet_crowdloan_rewards::Call::<Runtime>::initialize_reward_vec {

775

1

								rewards: vec![(

776

1

									[4u8; 32].into(),

777

1

									Some(AccountId::from(CHARLIE)),

778

1

									1_500_000 * MOVR

779

1

)]

780

1

781

1

),

782

1

						RuntimeCall::CrowdloanRewards(

783

1

							pallet_crowdloan_rewards::Call::<Runtime>::initialize_reward_vec {

784

1

								rewards: vec![(

785

1

									[5u8; 32].into(),

786

1

									Some(AccountId::from(DAVE)),

787

1

									1_500_000 * MOVR

788

1

)]

789

1

790

1

),

791

1

						RuntimeCall::CrowdloanRewards(

792

1

							pallet_crowdloan_rewards::Call::<Runtime>::complete_initialization {

793

1

								lease_ending_block: end_block

794

1

795

1

796

1

797

1

})

798

1

				.dispatch(root_origin())

799

1

);

800

			// 30 percent initial payout

801

1

			assert_eq!(Balances::balance(&AccountId::from(CHARLIE)), 450_000 * MOVR);

802

			// 30 percent initial payout

803

1

			assert_eq!(Balances::balance(&AccountId::from(DAVE)), 450_000 * MOVR);

804

1

			let expected = RuntimeEvent::Utility(pallet_utility::Event::BatchCompleted);

805

1

			assert_eq!(last_event(), expected);

806

			// This one should fail, as we already filled our data

807

1

			assert_ok!(

808

1

				RuntimeCall::Utility(pallet_utility::Call::<Runtime>::batch {

809

1

					calls: vec![RuntimeCall::CrowdloanRewards(

810

1

						pallet_crowdloan_rewards::Call::<Runtime>::initialize_reward_vec {

811

1

							rewards: vec![([4u8; 32].into(), Some(AccountId::from(ALICE)), 432000)]

812

1

813

1

)]

814

1

})

815

1

				.dispatch(root_origin())

816

1

);

817

1

			let expected_fail = RuntimeEvent::Utility(pallet_utility::Event::BatchInterrupted {

818

1

				index: 0,

819

1

				error: DispatchError::Module(ModuleError {

820

1

					index: 90,

821

1

					error: [8, 0, 0, 0],

822

1

					message: None,

823

1

}),

824

1

});

825

1

			assert_eq!(last_event(), expected_fail);

826

			// Claim 1 block.

827

1

			assert_ok!(CrowdloanRewards::claim(origin_of(AccountId::from(CHARLIE))));

828

1

			assert_ok!(CrowdloanRewards::claim(origin_of(AccountId::from(DAVE))));

829

830

1

			let vesting_period = 48 * WEEKS as u128;

831

1

			let per_block = (1_050_000 * MOVR) / vesting_period;

832

1

833

1

			assert_eq!(

834

1

				CrowdloanRewards::accounts_payable(&AccountId::from(CHARLIE))

835

1

					.unwrap()

836

1

					.claimed_reward,

837

1

				(450_000 * MOVR) + per_block

838

1

);

839

1

			assert_eq!(

840

1

				CrowdloanRewards::accounts_payable(&AccountId::from(DAVE))

841

1

					.unwrap()

842

1

					.claimed_reward,

843

1

				(450_000 * MOVR) + per_block

844

1

);

845

			// The total claimed reward should be equal to the account balance at this point.

846

1

			assert_eq!(

847

1

				Balances::balance(&AccountId::from(CHARLIE)),

848

1

				(450_000 * MOVR) + per_block

849

1

);

850

1

			assert_eq!(

851

1

				Balances::balance(&AccountId::from(DAVE)),

852

1

				(450_000 * MOVR) + per_block

853

1

);

854

1

			assert_noop!(

855

1

				CrowdloanRewards::claim(origin_of(AccountId::from(ALICE))),

856

1

				pallet_crowdloan_rewards::Error::<Runtime>::NoAssociatedClaim

857

1

);

858

1

});

859

1

860

861

#[test]

862

1

fn initialize_crowdloan_address_and_change_with_relay_key_sig() {

863

1

	ExtBuilder::default()

864

1

		.with_balances(vec![

865

1

			(AccountId::from(ALICE), 2_000 * MOVR),

866

1

			(AccountId::from(BOB), 1_000 * MOVR),

867

1

])

868

1

		.with_collators(vec![(AccountId::from(ALICE), 1_000 * MOVR)])

869

1

		.with_mappings(vec![(

870

1

			NimbusId::from_slice(&ALICE_NIMBUS).unwrap(),

871

1

			AccountId::from(ALICE),

872

1

)])

873

1

		.with_crowdloan_fund(3_000_000 * MOVR)

874

1

		.build()

875

1

		.execute_with(|| {

876

1

			// set parachain inherent data

877

1

			set_parachain_inherent_data();

878

1

			let init_block = CrowdloanRewards::init_vesting_block();

879

1

			// This matches the previous vesting

880

1

			let end_block = init_block + 4 * WEEKS;

881

1

882

1

			let (pair1, _) = sp_core::sr25519::Pair::generate();

883

1

			let (pair2, _) = sp_core::sr25519::Pair::generate();

884

1

885

1

			let public1 = pair1.public();

886

1

			let public2 = pair2.public();

887

1

888

1

			// signature:

889

1

			// WRAP_BYTES|| NetworkIdentifier|| new_account || previous_account || WRAP_BYTES

890

1

			let mut message = pallet_crowdloan_rewards::WRAPPED_BYTES_PREFIX.to_vec();

891

1

			message.append(&mut b"moonriver-".to_vec());

892

1

			message.append(&mut AccountId::from(DAVE).encode());

893

1

			message.append(&mut AccountId::from(CHARLIE).encode());

894

1

			message.append(&mut pallet_crowdloan_rewards::WRAPPED_BYTES_POSTFIX.to_vec());

895

1

			let signature1 = pair1.sign(&message);

896

1

			let signature2 = pair2.sign(&message);

897

1

898

1

			// Batch calls always succeed. We just need to check the inner event

899

1

			assert_ok!(

900

1

				// two relay accounts pointing at the same reward account

901

1

				RuntimeCall::Utility(pallet_utility::Call::<Runtime>::batch_all {

902

1

					calls: vec![

903

1

						RuntimeCall::CrowdloanRewards(

904

1

							pallet_crowdloan_rewards::Call::<Runtime>::initialize_reward_vec {

905

1

								rewards: vec![(

906

1

									public1.into(),

907

1

									Some(AccountId::from(CHARLIE)),

908

1

									1_500_000 * MOVR

909

1

)]

910

1

911

1

),

912

1

						RuntimeCall::CrowdloanRewards(

913

1

							pallet_crowdloan_rewards::Call::<Runtime>::initialize_reward_vec {

914

1

								rewards: vec![(

915

1

									public2.into(),

916

1

									Some(AccountId::from(CHARLIE)),

917

1

									1_500_000 * MOVR

918

1

)]

919

1

920

1

),

921

1

						RuntimeCall::CrowdloanRewards(

922

1

							pallet_crowdloan_rewards::Call::<Runtime>::complete_initialization {

923

1

								lease_ending_block: end_block

924

1

925

1

926

1

927

1

})

928

1

				.dispatch(root_origin())

929

1

);

930

			// 30 percent initial payout

931

1

			assert_eq!(Balances::balance(&AccountId::from(CHARLIE)), 900_000 * MOVR);

932

933

			// this should fail, as we are only providing one signature

934

1

			assert_noop!(

935

1

				CrowdloanRewards::change_association_with_relay_keys(

936

1

					origin_of(AccountId::from(CHARLIE)),

937

1

					AccountId::from(DAVE),

938

1

					AccountId::from(CHARLIE),

939

1

					vec![(public1.into(), signature1.clone().into())]

940

1

),

941

1

				pallet_crowdloan_rewards::Error::<Runtime>::InsufficientNumberOfValidProofs

942

1

);

943

944

			// this should be valid

945

1

			assert_ok!(CrowdloanRewards::change_association_with_relay_keys(

946

1

				origin_of(AccountId::from(CHARLIE)),

947

1

				AccountId::from(DAVE),

948

1

				AccountId::from(CHARLIE),

949

1

				vec![

950

1

					(public1.into(), signature1.into()),

951

1

					(public2.into(), signature2.into())

952

1

953

1

));

954

955

1

			assert_eq!(

956

1

				CrowdloanRewards::accounts_payable(&AccountId::from(DAVE))

957

1

					.unwrap()

958

1

					.claimed_reward,

959

1

				(900_000 * MOVR)

960

1

);

961

1

});

962

1

963

964

#[test]

965

1

fn claim_via_precompile() {

966

1

	ExtBuilder::default()

967

1

		.with_balances(vec![

968

1

			(AccountId::from(ALICE), 2_000 * MOVR),

969

1

			(AccountId::from(BOB), 1_000 * MOVR),

970

1

])

971

1

		.with_collators(vec![(AccountId::from(ALICE), 1_000 * MOVR)])

972

1

		.with_mappings(vec![(

973

1

			NimbusId::from_slice(&ALICE_NIMBUS).unwrap(),

974

1

			AccountId::from(ALICE),

975

1

)])

976

1

		.with_crowdloan_fund(3_000_000 * MOVR)

977

1

		.build()

978

1

		.execute_with(|| {

979

1

			// set parachain inherent data

980

1

			set_parachain_inherent_data();

981

1

			let init_block = CrowdloanRewards::init_vesting_block();

982

1

			// This matches the previous vesting

983

1

			let end_block = init_block + 4 * WEEKS;

984

1

			// Batch calls always succeed. We just need to check the inner event

985

1

			assert_ok!(

986

1

				RuntimeCall::Utility(pallet_utility::Call::<Runtime>::batch_all {

987

1

					calls: vec![

988

1

						RuntimeCall::CrowdloanRewards(

989

1

							pallet_crowdloan_rewards::Call::<Runtime>::initialize_reward_vec {

990

1

								rewards: vec![(

991

1

									[4u8; 32].into(),

992

1

									Some(AccountId::from(CHARLIE)),

993

1

									1_500_000 * MOVR

994

1

)]

995

1

996

1

),

997

1

						RuntimeCall::CrowdloanRewards(

998

1

							pallet_crowdloan_rewards::Call::<Runtime>::initialize_reward_vec {

999

1

								rewards: vec![(

1000

1

									[5u8; 32].into(),

1001

1

									Some(AccountId::from(DAVE)),

1002

1

									1_500_000 * MOVR

1003

1

)]

1004

1

1005

1

),

1006

1

						RuntimeCall::CrowdloanRewards(

1007

1

							pallet_crowdloan_rewards::Call::<Runtime>::complete_initialization {

1008

1

								lease_ending_block: end_block

1009

1

1010

1

1011

1

1012

1

})

1013

1

				.dispatch(root_origin())

1014

1

);

1015

1016

1

			assert!(CrowdloanRewards::initialized());

1017

1018

			// 30 percent initial payout

1019

1

			assert_eq!(Balances::balance(&AccountId::from(CHARLIE)), 450_000 * MOVR);

1020

			// 30 percent initial payout

1021

1

			assert_eq!(Balances::balance(&AccountId::from(DAVE)), 450_000 * MOVR);

1022

1023

1

			let crowdloan_precompile_address = H160::from_low_u64_be(2049);

1024

1

1025

1

			// Alice uses the crowdloan precompile to claim through the EVM

1026

1

			let gas_limit = 100000u64;

1027

1

			let gas_price: U256 = BASE_FEE_GENESIS.into();

1028

1

1029

1

			// Construct the call data (selector, amount)

1030

1

			let mut call_data = Vec::<u8>::from([0u8; 4]);

1031

1

			call_data[0..4].copy_from_slice(&Keccak256::digest(b"claim()")[0..4]);

1032

1

1033

1

			assert_ok!(RuntimeCall::EVM(pallet_evm::Call::<Runtime>::call {

1034

1

				source: H160::from(CHARLIE),

1035

1

				target: crowdloan_precompile_address,

1036

1

				input: call_data,

1037

1

				value: U256::zero(), // No value sent in EVM

1038

1

				gas_limit,

1039

1

				max_fee_per_gas: gas_price,

1040

1

				max_priority_fee_per_gas: None,

1041

1

				nonce: None, // Use the next nonce

1042

1

				access_list: Vec::new(),

1043

1

				authorization_list: Vec::new(),

1044

1

})

1045

1

			.dispatch(<Runtime as frame_system::Config>::RuntimeOrigin::root()));

1046

1047

1

			let vesting_period = 4 * WEEKS as u128;

1048

1

			let per_block = (1_050_000 * MOVR) / vesting_period;

1049

1

1050

1

			assert_eq!(

1051

1

				CrowdloanRewards::accounts_payable(&AccountId::from(CHARLIE))

1052

1

					.unwrap()

1053

1

					.claimed_reward,

1054

1

				(450_000 * MOVR) + per_block

1055

1

);

1056

1

})

1057

1

1058

1059

#[test]

1060

1

fn is_contributor_via_precompile() {

1061

1

	ExtBuilder::default()

1062

1

		.with_balances(vec![

1063

1

			(AccountId::from(ALICE), 2_000 * MOVR),

1064

1

			(AccountId::from(BOB), 1_000 * MOVR),

1065

1

])

1066

1

		.with_collators(vec![(AccountId::from(ALICE), 1_000 * MOVR)])

1067

1

		.with_mappings(vec![(

1068

1

			NimbusId::from_slice(&ALICE_NIMBUS).unwrap(),

1069

1

			AccountId::from(ALICE),

1070

1

)])

1071

1

		.with_crowdloan_fund(3_000_000 * MOVR)

1072

1

		.build()

1073

1

		.execute_with(|| {

1074

1

			// set parachain inherent data

1075

1

			set_parachain_inherent_data();

1076

1

			let init_block = CrowdloanRewards::init_vesting_block();

1077

1

			// This matches the previous vesting

1078

1

			let end_block = init_block + 4 * WEEKS;

1079

1

			// Batch calls always succeed. We just need to check the inner event

1080

1

			assert_ok!(

1081

1

				RuntimeCall::Utility(pallet_utility::Call::<Runtime>::batch_all {

1082

1

					calls: vec![

1083

1

						RuntimeCall::CrowdloanRewards(

1084

1

							pallet_crowdloan_rewards::Call::<Runtime>::initialize_reward_vec {

1085

1

								rewards: vec![(

1086

1

									[4u8; 32].into(),

1087

1

									Some(AccountId::from(CHARLIE)),

1088

1

									1_500_000 * MOVR

1089

1

)]

1090

1

1091

1

),

1092

1

						RuntimeCall::CrowdloanRewards(

1093

1

							pallet_crowdloan_rewards::Call::<Runtime>::initialize_reward_vec {

1094

1

								rewards: vec![(

1095

1

									[5u8; 32].into(),

1096

1

									Some(AccountId::from(DAVE)),

1097

1

									1_500_000 * MOVR

1098

1

)]

1099

1

1100

1

),

1101

1

						RuntimeCall::CrowdloanRewards(

1102

1

							pallet_crowdloan_rewards::Call::<Runtime>::complete_initialization {

1103

1

								lease_ending_block: end_block

1104

1

1105

1

1106

1

1107

1

})

1108

1

				.dispatch(root_origin())

1109

1

);

1110

1111

1

			let crowdloan_precompile_address = H160::from_low_u64_be(2049);

1112

1

1113

1

			// Assert precompile reports Bob is not a contributor

1114

1

			Precompiles::new()

1115

1

				.prepare_test(

1116

1

					ALICE,

1117

1

					crowdloan_precompile_address,

1118

1

					CrowdloanRewardsPCall::is_contributor {

1119

1

						contributor: Address(AccountId::from(BOB).into()),

1120

1

},

1121

1

1122

1

				.expect_cost(3338)

1123

1

				.expect_no_logs()

1124

1

				.execute_returns(false);

1125

1

1126

1

			// Assert precompile reports Charlie is a nominator

1127

1

			Precompiles::new()

1128

1

				.prepare_test(

1129

1

					ALICE,

1130

1

					crowdloan_precompile_address,

1131

1

					CrowdloanRewardsPCall::is_contributor {

1132

1

						contributor: Address(AccountId::from(CHARLIE).into()),

1133

1

},

1134

1

1135

1

				.expect_cost(3338)

1136

1

				.expect_no_logs()

1137

1

				.execute_returns(true);

1138

1

})

1139

1

1140

1141

#[test]

1142

1

fn reward_info_via_precompile() {

1143

1

	ExtBuilder::default()

1144

1

		.with_balances(vec![

1145

1

			(AccountId::from(ALICE), 2_000 * MOVR),

1146

1

			(AccountId::from(BOB), 1_000 * MOVR),

1147

1

])

1148

1

		.with_collators(vec![(AccountId::from(ALICE), 1_000 * MOVR)])

1149

1

		.with_mappings(vec![(

1150

1

			NimbusId::from_slice(&ALICE_NIMBUS).unwrap(),

1151

1

			AccountId::from(ALICE),

1152

1

)])

1153

1

		.with_crowdloan_fund(3_000_000 * MOVR)

1154

1

		.build()

1155

1

		.execute_with(|| {

1156

1

			// set parachain inherent data

1157

1

			set_parachain_inherent_data();

1158

1

			let init_block = CrowdloanRewards::init_vesting_block();

1159

1

			// This matches the previous vesting

1160

1

			let end_block = init_block + 4 * WEEKS;

1161

1

			// Batch calls always succeed. We just need to check the inner event

1162

1

			assert_ok!(

1163

1

				RuntimeCall::Utility(pallet_utility::Call::<Runtime>::batch_all {

1164

1

					calls: vec![

1165

1

						RuntimeCall::CrowdloanRewards(

1166

1

							pallet_crowdloan_rewards::Call::<Runtime>::initialize_reward_vec {

1167

1

								rewards: vec![(

1168

1

									[4u8; 32].into(),

1169

1

									Some(AccountId::from(CHARLIE)),

1170

1

									1_500_000 * MOVR

1171

1

)]

1172

1

1173

1

),

1174

1

						RuntimeCall::CrowdloanRewards(

1175

1

							pallet_crowdloan_rewards::Call::<Runtime>::initialize_reward_vec {

1176

1

								rewards: vec![(

1177

1

									[5u8; 32].into(),

1178

1

									Some(AccountId::from(DAVE)),

1179

1

									1_500_000 * MOVR

1180

1

)]

1181

1

1182

1

),

1183

1

						RuntimeCall::CrowdloanRewards(

1184

1

							pallet_crowdloan_rewards::Call::<Runtime>::complete_initialization {

1185

1

								lease_ending_block: end_block

1186

1

1187

1

1188

1

1189

1

})

1190

1

				.dispatch(root_origin())

1191

1

);

1192

1193

1

			let crowdloan_precompile_address = H160::from_low_u64_be(2049);

1194

1

1195

1

			let expected_total: U256 = (1_500_000 * MOVR).into();

1196

1

			let expected_claimed: U256 = (450_000 * MOVR).into();

1197

1

1198

1

			// Assert precompile reports correct Charlie reward info.

1199

1

			Precompiles::new()

1200

1

				.prepare_test(

1201

1

					ALICE,

1202

1

					crowdloan_precompile_address,

1203

1

					CrowdloanRewardsPCall::reward_info {

1204

1

						contributor: Address(AccountId::from(CHARLIE).into()),

1205

1

},

1206

1

1207

1

				.expect_cost(3338)

1208

1

				.expect_no_logs()

1209

1

				.execute_returns((expected_total, expected_claimed));

1210

1

})

1211

1

1212

1213

#[test]

1214

1

fn update_reward_address_via_precompile() {

1215

1

	ExtBuilder::default()

1216

1

		.with_balances(vec![

1217

1

			(AccountId::from(ALICE), 2_000 * MOVR),

1218

1

			(AccountId::from(BOB), 1_000 * MOVR),

1219

1

])

1220

1

		.with_collators(vec![(AccountId::from(ALICE), 1_000 * MOVR)])

1221

1

		.with_mappings(vec![(

1222

1

			NimbusId::from_slice(&ALICE_NIMBUS).unwrap(),

1223

1

			AccountId::from(ALICE),

1224

1

)])

1225

1

		.with_crowdloan_fund(3_000_000 * MOVR)

1226

1

		.build()

1227

1

		.execute_with(|| {

1228

1

			// set parachain inherent data

1229

1

			set_parachain_inherent_data();

1230

1

			let init_block = CrowdloanRewards::init_vesting_block();

1231

1

			// This matches the previous vesting

1232

1

			let end_block = init_block + 4 * WEEKS;

1233

1

			// Batch calls always succeed. We just need to check the inner event

1234

1

			assert_ok!(

1235

1

				RuntimeCall::Utility(pallet_utility::Call::<Runtime>::batch_all {

1236

1

					calls: vec![

1237

1

						RuntimeCall::CrowdloanRewards(

1238

1

							pallet_crowdloan_rewards::Call::<Runtime>::initialize_reward_vec {

1239

1

								rewards: vec![(

1240

1

									[4u8; 32].into(),

1241

1

									Some(AccountId::from(CHARLIE)),

1242

1

									1_500_000 * MOVR

1243

1

)]

1244

1

1245

1

),

1246

1

						RuntimeCall::CrowdloanRewards(

1247

1

							pallet_crowdloan_rewards::Call::<Runtime>::initialize_reward_vec {

1248

1

								rewards: vec![(

1249

1

									[5u8; 32].into(),

1250

1

									Some(AccountId::from(DAVE)),

1251

1

									1_500_000 * MOVR

1252

1

)]

1253

1

1254

1

),

1255

1

						RuntimeCall::CrowdloanRewards(

1256

1

							pallet_crowdloan_rewards::Call::<Runtime>::complete_initialization {

1257

1

								lease_ending_block: end_block

1258

1

1259

1

1260

1

1261

1

})

1262

1

				.dispatch(root_origin())

1263

1

);

1264

1265

1

			let crowdloan_precompile_address = H160::from_low_u64_be(2049);

1266

1

1267

1

			// Charlie uses the crowdloan precompile to update address through the EVM

1268

1

			let gas_limit = 100000u64;

1269

1

			let gas_price: U256 = BASE_FEE_GENESIS.into();

1270

1

1271

1

			// Construct the input data to check if Bob is a contributor

1272

1

			let mut call_data = Vec::<u8>::from([0u8; 36]);

1273

1

			call_data[0..4]

1274

1

				.copy_from_slice(&Keccak256::digest(b"update_reward_address(address)")[0..4]);

1275

1

			call_data[16..36].copy_from_slice(&ALICE);

1276

1

1277

1

			assert_ok!(RuntimeCall::EVM(pallet_evm::Call::<Runtime>::call {

1278

1

				source: H160::from(CHARLIE),

1279

1

				target: crowdloan_precompile_address,

1280

1

				input: call_data,

1281

1

				value: U256::zero(), // No value sent in EVM

1282

1

				gas_limit,

1283

1

				max_fee_per_gas: gas_price,

1284

1

				max_priority_fee_per_gas: None,

1285

1

				nonce: None, // Use the next nonce

1286

1

				access_list: Vec::new(),

1287

1

				authorization_list: Vec::new(),

1288

1

})

1289

1

			.dispatch(<Runtime as frame_system::Config>::RuntimeOrigin::root()));

1290

1291

1

			assert!(CrowdloanRewards::accounts_payable(&AccountId::from(CHARLIE)).is_none());

1292

1

			assert_eq!(

1293

1

				CrowdloanRewards::accounts_payable(&AccountId::from(ALICE))

1294

1

					.unwrap()

1295

1

					.claimed_reward,

1296

1

				(450_000 * MOVR)

1297

1

);

1298

1

})

1299

1

1300

1301

1

fn run_with_system_weight<F>(w: Weight, mut assertions: F)

1302

1

where

1303

1

	F: FnMut() -> (),

1304

1

1305

1

	let mut t: sp_io::TestExternalities = frame_system::GenesisConfig::<Runtime>::default()

1306

1

		.build_storage()

1307

1

		.unwrap()

1308

1

		.into();

1309

1

	t.execute_with(|| {

1310

1

		System::set_block_consumed_resources(w, 0);

1311

1

		assertions()

1312

1

});

1313

1

1314

1315

#[test]

1316

#[rustfmt::skip]

1317

1

fn length_fee_is_sensible() {

1318

	use sp_runtime::testing::TestXt;

1319

1320

	// tests that length fee is sensible for a few hypothetical transactions

1321

1

	ExtBuilder::default().build().execute_with(|| {

1322

1

		let call = frame_system::Call::remark::<Runtime> { remark: vec![] };

1323

1

		let uxt: TestXt<_, ()> = TestXt::new_signed(RuntimeCall::System(call), 1u64, (), ());

1324

1

1325

9

		let calc_fee = |len: u32| -> Balance {

1326

9

			moonriver_runtime::TransactionPayment::query_fee_details(uxt.clone(), len)

1327

9

				.inclusion_fee

1328

9

				.expect("fee should be calculated")

1329

9

				.len_fee

1330

9

};

1331

1332

		//                  left: cost of length fee, right: size in bytes

1333

		//                             /------------- proportional component: O(N * 1B)

1334

		//                             |           /- exponential component: O(N ** 3)

1335

		//                             |           |

1336

1

		assert_eq!(                    1_000_000_001, calc_fee(1));

1337

1

		assert_eq!(                   10_000_001_000, calc_fee(10));

1338

1

		assert_eq!(                  100_001_000_000, calc_fee(100));

1339

1

		assert_eq!(                1_001_000_000_000, calc_fee(1_000));

1340

1

		assert_eq!(               11_000_000_000_000, calc_fee(10_000)); // inflection point

1341

1

		assert_eq!(            1_100_000_000_000_000, calc_fee(100_000));

1342

1

		assert_eq!(        1_001_000_000_000_000_000, calc_fee(1_000_000)); // one MOVR, ~ 1MB

1343

1

		assert_eq!(    1_000_010_000_000_000_000_000, calc_fee(10_000_000));

1344

1

		assert_eq!(1_000_000_100_000_000_000_000_000, calc_fee(100_000_000));

1345

1

});

1346

1

1347

1348

#[test]

1349

1

fn multiplier_can_grow_from_zero() {

1350

	use frame_support::traits::Get;

1351

1352

1

	let minimum_multiplier = moonriver_runtime::MinimumMultiplier::get();

1353

1

	let target = moonriver_runtime::TargetBlockFullness::get()

1354

1

		* RuntimeBlockWeights::get()

1355

1

			.get(DispatchClass::Normal)

1356

1

			.max_total

1357

1

			.unwrap();

1358

1

	// if the min is too small, then this will not change, and we are doomed forever.

1359

1

	// the weight is 1/100th bigger than target.

1360

1

	run_with_system_weight(target * 101 / 100, || {

1361

1

		let next =

1362

1

			moonriver_runtime::SlowAdjustingFeeUpdate::<Runtime>::convert(minimum_multiplier);

1363

1

		assert!(

1364

1

			next > minimum_multiplier,

1365

			"{:?} !>= {:?}",

1366

			next,

1367

			minimum_multiplier

1368

);

1369

1

})

1370

1

1371

1372

#[test]

1373

1

fn ethereum_invalid_transaction() {

1374

1

	ExtBuilder::default().build().execute_with(|| {

1375

1

		// Ensure an extrinsic not containing enough gas limit to store the transaction

1376

1

		// on chain is rejected.

1377

1

		assert_eq!(

1378

1

			Executive::apply_extrinsic(unchecked_eth_tx(INVALID_ETH_TX)),

1379

1

			Err(

1380

1

				sp_runtime::transaction_validity::TransactionValidityError::Invalid(

1381

1

					sp_runtime::transaction_validity::InvalidTransaction::Custom(0u8)

1382

1

1383

1

1384

1

);

1385

1

});

1386

1

1387

1388

#[test]

1389

1

fn initial_gas_fee_is_correct() {

1390

	use fp_evm::FeeCalculator;

1391

1392

1

	ExtBuilder::default().build().execute_with(|| {

1393

1

		let multiplier = TransactionPayment::next_fee_multiplier();

1394

1

		assert_eq!(multiplier, Multiplier::from(10u128));

1395

1396

1

		assert_eq!(

1397

1

			TransactionPaymentAsGasPrice::min_gas_price(),

1398

1

1399

1

				3_125_000_000u128.into(),

1400

1

				Weight::from_parts(41_742_000u64, 0)

1401

1

1402

1

);

1403

1

});

1404

1

1405

1406

#[test]

1407

1

fn min_gas_fee_is_correct() {

1408

	use fp_evm::FeeCalculator;

1409

	use frame_support::traits::Hooks;

1410

1411

1

	ExtBuilder::default().build().execute_with(|| {

1412

1

		pallet_transaction_payment::NextFeeMultiplier::<Runtime>::put(Multiplier::from(0));

1413

1

		TransactionPayment::on_finalize(System::block_number()); // should trigger min to kick in

1414

1

1415

1

		let multiplier = TransactionPayment::next_fee_multiplier();

1416

1

		assert_eq!(multiplier, Multiplier::from(1u128));

1417

1418

1

		assert_eq!(

1419

1

			TransactionPaymentAsGasPrice::min_gas_price(),

1420

1

			(312_500_000u128.into(), Weight::from_parts(41_742_000u64, 0))

1421

1

);

1422

1

});

1423

1

1424

1425

#[test]

1426

1

fn transfer_ed_0_substrate() {

1427

1

	ExtBuilder::default()

1428

1

		.with_balances(vec![

1429

1

			(AccountId::from(ALICE), (1 * MOVR) + (1 * WEI)),

1430

1

			(AccountId::from(BOB), existential_deposit()),

1431

1

])

1432

1

		.build()

1433

1

		.execute_with(|| {

1434

1

			// Substrate transfer

1435

1

			assert_ok!(Balances::transfer_allow_death(

1436

1

				origin_of(AccountId::from(ALICE)),

1437

1

				AccountId::from(BOB),

1438

1

				1 * MOVR,

1439

1

));

1440

			// 1 WEI is left in the account

1441

1

			assert_eq!(Balances::free_balance(AccountId::from(ALICE)), 1 * WEI);

1442

1

});

1443

1

1444

1445

#[test]

1446

1

fn transfer_ed_0_evm() {

1447

1

	ExtBuilder::default()

1448

1

		.with_balances(vec![

1449

1

1450

1

				AccountId::from(ALICE),

1451

1

				((1 * MOVR) + (21_000 * BASE_FEE_GENESIS)) + (1 * WEI),

1452

1

),

1453

1

			(AccountId::from(BOB), existential_deposit()),

1454

1

])

1455

1

		.build()

1456

1

		.execute_with(|| {

1457

1

			set_parachain_inherent_data();

1458

1

			// EVM transfer

1459

1

			assert_ok!(RuntimeCall::EVM(pallet_evm::Call::<Runtime>::call {

1460

1

				source: H160::from(ALICE),

1461

1

				target: H160::from(BOB),

1462

1

				input: Vec::new(),

1463

1

				value: (1 * MOVR).into(),

1464

1

				gas_limit: 21_000u64,

1465

1

				max_fee_per_gas: U256::from(BASE_FEE_GENESIS),

1466

1

				max_priority_fee_per_gas: Some(U256::from(BASE_FEE_GENESIS)),

1467

1

				nonce: Some(U256::from(0)),

1468

1

				access_list: Vec::new(),

1469

1

				authorization_list: Vec::new(),

1470

1

})

1471

1

			.dispatch(<Runtime as frame_system::Config>::RuntimeOrigin::root()));

1472

			// 1 WEI is left in the account

1473

1

			assert_eq!(Balances::free_balance(AccountId::from(ALICE)), 1 * WEI,);

1474

1

});

1475

1

1476

1477

#[test]

1478

1

fn refund_ed_0_evm() {

1479

1

	ExtBuilder::default()

1480

1

		.with_balances(vec![

1481

1

1482

1

				AccountId::from(ALICE),

1483

1

				((1 * MOVR) + (21_777 * BASE_FEE_GENESIS) + existential_deposit()),

1484

1

),

1485

1

			(AccountId::from(BOB), existential_deposit()),

1486

1

])

1487

1

		.build()

1488

1

		.execute_with(|| {

1489

1

			set_parachain_inherent_data();

1490

1

			// EVM transfer that zeroes ALICE

1491

1

			assert_ok!(RuntimeCall::EVM(pallet_evm::Call::<Runtime>::call {

1492

1

				source: H160::from(ALICE),

1493

1

				target: H160::from(BOB),

1494

1

				input: Vec::new(),

1495

1

				value: (1 * MOVR).into(),

1496

1

				gas_limit: 21_777u64,

1497

1

				max_fee_per_gas: U256::from(BASE_FEE_GENESIS),

1498

1

				max_priority_fee_per_gas: Some(U256::from(BASE_FEE_GENESIS)),

1499

1

				nonce: Some(U256::from(0)),

1500

1

				access_list: Vec::new(),

1501

1

				authorization_list: Vec::new(),

1502

1

})

1503

1

			.dispatch(<Runtime as frame_system::Config>::RuntimeOrigin::root()));

1504

			// ALICE is refunded

1505

1

			assert_eq!(

1506

1

				Balances::free_balance(AccountId::from(ALICE)),

1507

1

				777 * BASE_FEE_GENESIS + existential_deposit(),

1508

1

);

1509

1

});

1510

1

1511

1512

#[test]

1513

1

fn author_does_receive_priority_fee() {

1514

1

	ExtBuilder::default()

1515

1

		.with_balances(vec![(

1516

1

			AccountId::from(BOB),

1517

1

			(1 * MOVR) + (21_000 * (500 * GIGAWEI)),

1518

1

)])

1519

1

		.build()

1520

1

		.execute_with(|| {

1521

1

			// Some block author as seen by pallet-evm.

1522

1

			let author = AccountId::from(<pallet_evm::Pallet<Runtime>>::find_author());

1523

1

			pallet_author_inherent::Author::<Runtime>::put(author);

1524

1

			// Currently the default impl of the evm uses `deposit_into_existing`.

1525

1

			// If we were to use this implementation, and for an author to receive eventual tips,

1526

1

			// the account needs to be somehow initialized, otherwise the deposit would fail.

1527

1

			Balances::make_free_balance_be(&author, 100 * MOVR);

1528

1

1529

1

			// EVM transfer.

1530

1

			assert_ok!(RuntimeCall::EVM(pallet_evm::Call::<Runtime>::call {

1531

1

				source: H160::from(BOB),

1532

1

				target: H160::from(ALICE),

1533

1

				input: Vec::new(),

1534

1

				value: (1 * MOVR).into(),

1535

1

				gas_limit: 21_000u64,

1536

1

				max_fee_per_gas: U256::from(300 * GIGAWEI),

1537

1

				max_priority_fee_per_gas: Some(U256::from(200 * GIGAWEI)),

1538

1

				nonce: Some(U256::from(0)),

1539

1

				access_list: Vec::new(),

1540

1

				authorization_list: Vec::new(),

1541

1

})

1542

1

			.dispatch(<Runtime as frame_system::Config>::RuntimeOrigin::root()));

1543

1544

1

			let priority_fee = 200 * GIGAWEI * 21_000;

1545

1

			// Author free balance increased by priority fee.

1546

1

			assert_eq!(Balances::free_balance(author), 100 * MOVR + priority_fee,);

1547

1

});

1548

1

1549

1550

#[test]

1551

1

fn total_issuance_after_evm_transaction_with_priority_fee() {

1552

	use fp_evm::FeeCalculator;

1553

1

	ExtBuilder::default()

1554

1

		.with_balances(vec![

1555

1

1556

1

				AccountId::from(BOB),

1557

1

				(1 * MOVR) + (21_000 * (2 * BASE_FEE_GENESIS) + existential_deposit()),

1558

1

),

1559

1

1560

1

				<pallet_treasury::TreasuryAccountId<Runtime> as sp_core::TypedGet>::get(),

1561

1

				existential_deposit(),

1562

1

),

1563

1

])

1564

1

		.build()

1565

1

		.execute_with(|| {

1566

1

			let issuance_before = <Runtime as pallet_evm::Config>::Currency::total_issuance();

1567

1

			let author = AccountId::from(<pallet_evm::Pallet<Runtime>>::find_author());

1568

1

			pallet_author_inherent::Author::<Runtime>::put(author);

1569

1

			// EVM transfer.

1570

1

			assert_ok!(RuntimeCall::EVM(pallet_evm::Call::<Runtime>::call {

1571

1

				source: H160::from(BOB),

1572

1

				target: H160::from(ALICE),

1573

1

				input: Vec::new(),

1574

1

				value: (1 * MOVR).into(),

1575

1

				gas_limit: 21_000u64,

1576

1

				max_fee_per_gas: U256::from(2u128 * BASE_FEE_GENESIS),

1577

1

				max_priority_fee_per_gas: Some(U256::from(2u128 * BASE_FEE_GENESIS)),

1578

1

				nonce: Some(U256::from(0)),

1579

1

				access_list: Vec::new(),

1580

1

				authorization_list: Vec::new(),

1581

1

})

1582

1

			.dispatch(<Runtime as frame_system::Config>::RuntimeOrigin::root()));

1583

1584

1

			let issuance_after = <Runtime as pallet_evm::Config>::Currency::total_issuance();

1585

1

1586

1

			let base_fee = TransactionPaymentAsGasPrice::min_gas_price().0.as_u128();

1587

1

1588

1

			let base_fee: Balance = base_fee * 21_000;

1589

1

1590

1

			let treasury_proportion = dynamic_params::runtime_config::FeesTreasuryProportion::get();

1591

1

1592

1

			// only base fee is split between being burned and sent to treasury

1593

1

			let treasury_base_fee_part: Balance = treasury_proportion.mul_floor(base_fee);

1594

1

			let burnt_base_fee_part: Balance = base_fee - treasury_base_fee_part;

1595

1

1596

1

			assert_eq!(issuance_after, issuance_before - burnt_base_fee_part);

1597

1598

1

			assert_eq!(moonriver_runtime::Treasury::pot(), treasury_base_fee_part);

1599

1

});

1600

1

1601

1602

#[test]

1603

1

fn total_issuance_after_evm_transaction_without_priority_fee() {

1604

	use fp_evm::FeeCalculator;

1605

1

	ExtBuilder::default()

1606

1

		.with_balances(vec![

1607

1

1608

1

				AccountId::from(BOB),

1609

1

				(1 * MOVR) + (21_000 * (2 * BASE_FEE_GENESIS) + existential_deposit()),

1610

1

),

1611

1

1612

1

				<pallet_treasury::TreasuryAccountId<Runtime> as sp_core::TypedGet>::get(),

1613

1

				existential_deposit(),

1614

1

),

1615

1

])

1616

1

		.build()

1617

1

		.execute_with(|| {

1618

1

			let issuance_before = <Runtime as pallet_evm::Config>::Currency::total_issuance();

1619

1

			// EVM transfer.

1620

1

			assert_ok!(RuntimeCall::EVM(pallet_evm::Call::<Runtime>::call {

1621

1

				source: H160::from(BOB),

1622

1

				target: H160::from(ALICE),

1623

1

				input: Vec::new(),

1624

1

				value: (1 * MOVR).into(),

1625

1

				gas_limit: 21_000u64,

1626

1

				max_fee_per_gas: U256::from(BASE_FEE_GENESIS),

1627

1

				max_priority_fee_per_gas: None,

1628

1

				nonce: Some(U256::from(0)),

1629

1

				access_list: Vec::new(),

1630

1

				authorization_list: Vec::new(),

1631

1

})

1632

1

			.dispatch(<Runtime as frame_system::Config>::RuntimeOrigin::root()));

1633

1634

1

			let issuance_after = <Runtime as pallet_evm::Config>::Currency::total_issuance();

1635

1

1636

1

			let base_fee = TransactionPaymentAsGasPrice::min_gas_price().0.as_u128();

1637

1

1638

1

			let base_fee: Balance = base_fee * 21_000;

1639

1

1640

1

			let treasury_proportion = dynamic_params::runtime_config::FeesTreasuryProportion::get();

1641

1

1642

1

			// only base fee is split between being burned and sent to treasury

1643

1

			let treasury_base_fee_part: Balance = treasury_proportion.mul_floor(base_fee);

1644

1

			let burnt_base_fee_part: Balance = base_fee - treasury_base_fee_part;

1645

1

1646

1

			assert_eq!(issuance_after, issuance_before - burnt_base_fee_part);

1647

1648

1

			assert_eq!(moonriver_runtime::Treasury::pot(), treasury_base_fee_part);

1649

1

});

1650

1

1651

1652

#[test]

1653

1

fn root_can_change_default_xcm_vers() {

1654

1

	let asset_type = AssetType::Xcm(

1655

1

		VersionedLocation::from(AssetHubLocation::get())

1656

1

			.try_into()

1657

1

			.unwrap(),

1658

1

);

1659

1

1660

1

	ExtBuilder::default()

1661

1

		.with_balances(vec![

1662

1

			(AccountId::from(ALICE), 2_000 * MOVR),

1663

1

			(AccountId::from(BOB), 1_000 * MOVR),

1664

1

])

1665

1

		.with_xcm_assets(vec![XcmAssetInitialization {

1666

1

			asset_type: asset_type.clone(),

1667

1

			metadata: AssetRegistrarMetadata {

1668

1

				name: b"RelayToken".to_vec(),

1669

1

				symbol: b"Relay".to_vec(),

1670

1

				decimals: 12,

1671

1

				is_frozen: false,

1672

1

},

1673

1

			balances: vec![(AccountId::from(ALICE), 1_000_000_000_000_000)],

1674

1

			is_sufficient: true,

1675

1

}])

1676

1

		.build()

1677

1

		.execute_with(|| {

1678

1

			let dest = Location {

1679

1

				parents: 1,

1680

1

				interior: [AccountId32 {

1681

1

					network: None,

1682

1

					id: [1u8; 32],

1683

1

}]

1684

1

				.into(),

1685

1

};

1686

1

			let source_id: moonriver_runtime::AssetId = asset_type.clone().into();

1687

1

			let asset = currency_to_asset(CurrencyId::ForeignAsset(source_id), 100_000_000_000_000);

1688

1

			let (chain_part, beneficiary) =

1689

1

				split_location_into_chain_part_and_beneficiary(dest).unwrap();

1690

1

			// Default XCM version is not set yet, so xtokens should fail because it does not

1691

1

			// know with which version to send

1692

1

			assert_noop!(

1693

1

				PolkadotXcm::transfer_assets(

1694

1

					origin_of(AccountId::from(ALICE)),

1695

1

					Box::new(xcm::VersionedLocation::from(chain_part.clone())),

1696

1

					Box::new(xcm::VersionedLocation::from(beneficiary.clone())),

1697

1

					Box::new(VersionedAssets::from(asset.clone())),

1698

1

0,

1699

1

					WeightLimit::Limited(4000000000.into())

1700

1

),

1701

1

				pallet_xcm::Error::<Runtime>::LocalExecutionIncomplete

1702

1

);

1703

1704

			// Root sets the defaultXcm

1705

1

			assert_ok!(PolkadotXcm::force_default_xcm_version(

1706

1

				root_origin(),

1707

1

				Some(3)

1708

1

));

1709

1710

			// Now transferring does not fail

1711

1

			assert_ok!(PolkadotXcm::transfer_assets(

1712

1

				origin_of(AccountId::from(ALICE)),

1713

1

				Box::new(xcm::VersionedLocation::from(chain_part)),

1714

1

				Box::new(xcm::VersionedLocation::from(beneficiary)),

1715

1

				Box::new(VersionedAssets::from(asset.clone())),

1716

1

0,

1717

1

				WeightLimit::Limited(4000000000.into())

1718

1

));

1719

1

})

1720

1

1721

1722

#[test]

1723

1

fn asset_can_be_registered() {

1724

1

	ExtBuilder::default().build().execute_with(|| {

1725

1

		let source_location = AssetType::Xcm(xcm::v3::Location::parent());

1726

1

		let source_id: moonriver_runtime::AssetId = source_location.clone().into();

1727

1

		let asset_metadata = AssetRegistrarMetadata {

1728

1

			name: b"RelayToken".to_vec(),

1729

1

			symbol: b"Relay".to_vec(),

1730

1

			decimals: 12,

1731

1

			is_frozen: false,

1732

1

};

1733

1

		assert_ok!(AssetManager::register_foreign_asset(

1734

1

			moonriver_runtime::RuntimeOrigin::root(),

1735

1

			source_location,

1736

1

			asset_metadata,

1737

1

			1u128,

1738

1

			true

1739

1

));

1740

1

		assert!(AssetManager::asset_id_type(source_id).is_some());

1741

1

});

1742

1

1743

1744

#[test]

1745

1

fn xcm_asset_erc20_precompiles_supply_and_balance() {

1746

1

	ExtBuilder::default()

1747

1

		.with_xcm_assets(vec![XcmAssetInitialization {

1748

1

			asset_type: AssetType::Xcm(xcm::v3::Location::parent()),

1749

1

			metadata: AssetRegistrarMetadata {

1750

1

				name: b"RelayToken".to_vec(),

1751

1

				symbol: b"Relay".to_vec(),

1752

1

				decimals: 12,

1753

1

				is_frozen: false,

1754

1

},

1755

1

			balances: vec![(AccountId::from(ALICE), 1_000 * MOVR)],

1756

1

			is_sufficient: true,

1757

1

}])

1758

1

		.with_balances(vec![

1759

1

			(AccountId::from(ALICE), 2_000 * MOVR),

1760

1

			(AccountId::from(BOB), 1_000 * MOVR),

1761

1

])

1762

1

		.build()

1763

1

		.execute_with(|| {

1764

1

			// We have the assetId that corresponds to the relay chain registered

1765

1

			let relay_asset_id: AssetId = AssetType::Xcm(xcm::v3::Location::parent()).into();

1766

1

1767

1

			// Its address is

1768

1

			let asset_precompile_address = Runtime::asset_id_to_account(

1769

1

				FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX,

1770

1

				relay_asset_id,

1771

1

);

1772

1

1773

1

			// Assert the asset has been created with the correct supply

1774

1

			assert_eq!(

1775

1

				moonriver_runtime::Assets::total_supply(relay_asset_id),

1776

1

				1_000 * MOVR

1777

1

);

1778

1779

			// Access totalSupply through precompile. Important that the context is correct

1780

1

			Precompiles::new()

1781

1

				.prepare_test(

1782

1

					ALICE,

1783

1

					asset_precompile_address,

1784

1

					ForeignAssetsPCall::total_supply {},

1785

1

1786

1

				.expect_cost(5007)

1787

1

				.expect_no_logs()

1788

1

				.execute_returns(U256::from(1000 * MOVR));

1789

1

1790

1

			// Access balanceOf through precompile

1791

1

			Precompiles::new()

1792

1

				.prepare_test(

1793

1

					ALICE,

1794

1

					asset_precompile_address,

1795

1

					ForeignAssetsPCall::balance_of {

1796

1

						who: Address(ALICE.into()),

1797

1

},

1798

1

1799

1

				.expect_cost(5007)

1800

1

				.expect_no_logs()

1801

1

				.execute_returns(U256::from(1000 * MOVR));

1802

1

});

1803

1

1804

1805

#[test]

1806

1

fn xcm_asset_erc20_precompiles_transfer() {

1807

1

	ExtBuilder::default()

1808

1

		.with_xcm_assets(vec![XcmAssetInitialization {

1809

1

			asset_type: AssetType::Xcm(xcm::v3::Location::parent()),

1810

1

			metadata: AssetRegistrarMetadata {

1811

1

				name: b"RelayToken".to_vec(),

1812

1

				symbol: b"Relay".to_vec(),

1813

1

				decimals: 12,

1814

1

				is_frozen: false,

1815

1

},

1816

1

			balances: vec![(AccountId::from(ALICE), 1_000 * MOVR)],

1817

1

			is_sufficient: true,

1818

1

}])

1819

1

		.with_balances(vec![

1820

1

			(AccountId::from(ALICE), 2_000 * MOVR),

1821

1

			(AccountId::from(BOB), 1_000 * MOVR),

1822

1

])

1823

1

		.build()

1824

1

		.execute_with(|| {

1825

1

			// We have the assetId that corresponds to the relay chain registered

1826

1

			let relay_asset_id: AssetId = AssetType::Xcm(xcm::v3::Location::parent()).into();

1827

1

1828

1

			// Its address is

1829

1

			let asset_precompile_address = Runtime::asset_id_to_account(

1830

1

				FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX,

1831

1

				relay_asset_id,

1832

1

);

1833

1

1834

1

			// Transfer tokens from Aice to Bob, 400 MOVR.

1835

1

			Precompiles::new()

1836

1

				.prepare_test(

1837

1

					ALICE,

1838

1

					asset_precompile_address,

1839

1

					ForeignAssetsPCall::transfer {

1840

1

						to: Address(BOB.into()),

1841

1

						value: { 400 * MOVR }.into(),

1842

1

},

1843

1

1844

1

				.expect_cost(26587)

1845

1

				.expect_log(log3(

1846

1

					asset_precompile_address,

1847

1

					SELECTOR_LOG_TRANSFER,

1848

1

					H160::from(ALICE),

1849

1

					H160::from(BOB),

1850

1

					solidity::encode_event_data(U256::from(400 * MOVR)),

1851

1

))

1852

1

				.execute_returns(true);

1853

1

1854

1

			// Make sure BOB has 400 MOVR

1855

1

			Precompiles::new()

1856

1

				.prepare_test(

1857

1

					BOB,

1858

1

					asset_precompile_address,

1859

1

					ForeignAssetsPCall::balance_of {

1860

1

						who: Address(BOB.into()),

1861

1

},

1862

1

1863

1

				.expect_cost(5007)

1864

1

				.expect_no_logs()

1865

1

				.execute_returns(U256::from(400 * MOVR));

1866

1

});

1867

1

1868

1869

#[test]

1870

1

fn xcm_asset_erc20_precompiles_approve() {

1871

1

	ExtBuilder::default()

1872

1

		.with_xcm_assets(vec![XcmAssetInitialization {

1873

1

			asset_type: AssetType::Xcm(xcm::v3::Location::parent()),

1874

1

			metadata: AssetRegistrarMetadata {

1875

1

				name: b"RelayToken".to_vec(),

1876

1

				symbol: b"Relay".to_vec(),

1877

1

				decimals: 12,

1878

1

				is_frozen: false,

1879

1

},

1880

1

			balances: vec![(AccountId::from(ALICE), 1_000 * MOVR)],

1881

1

			is_sufficient: true,

1882

1

}])

1883

1

		.with_balances(vec![

1884

1

			(AccountId::from(ALICE), 2_000 * MOVR),

1885

1

			(AccountId::from(BOB), 1_000 * MOVR),

1886

1

])

1887

1

		.build()

1888

1

		.execute_with(|| {

1889

1

			// We have the assetId that corresponds to the relay chain registered

1890

1

			let relay_asset_id: AssetId = AssetType::Xcm(xcm::v3::Location::parent()).into();

1891

1

1892

1

			// Its address is

1893

1

			let asset_precompile_address = Runtime::asset_id_to_account(

1894

1

				FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX,

1895

1

				relay_asset_id,

1896

1

);

1897

1

1898

1

			// Aprove Bob for spending 400 MOVR from Alice

1899

1

			Precompiles::new()

1900

1

				.prepare_test(

1901

1

					ALICE,

1902

1

					asset_precompile_address,

1903

1

					ForeignAssetsPCall::approve {

1904

1

						spender: Address(BOB.into()),

1905

1

						value: { 400 * MOVR }.into(),

1906

1

},

1907

1

1908

1

				.expect_cost(17323)

1909

1

				.expect_log(log3(

1910

1

					asset_precompile_address,

1911

1

					SELECTOR_LOG_APPROVAL,

1912

1

					H160::from(ALICE),

1913

1

					H160::from(BOB),

1914

1

					solidity::encode_event_data(U256::from(400 * MOVR)),

1915

1

))

1916

1

				.execute_returns(true);

1917

1

1918

1

			// Transfer tokens from Alice to Charlie by using BOB as origin

1919

1

			Precompiles::new()

1920

1

				.prepare_test(

1921

1

					BOB,

1922

1

					asset_precompile_address,

1923

1

					ForeignAssetsPCall::transfer_from {

1924

1

						from: Address(ALICE.into()),

1925

1

						to: Address(CHARLIE.into()),

1926

1

						value: { 400 * MOVR }.into(),

1927

1

},

1928

1

1929

1

				.expect_cost(31873)

1930

1

				.expect_log(log3(

1931

1

					asset_precompile_address,

1932

1

					SELECTOR_LOG_TRANSFER,

1933

1

					H160::from(ALICE),

1934

1

					H160::from(CHARLIE),

1935

1

					solidity::encode_event_data(U256::from(400 * MOVR)),

1936

1

))

1937

1

				.execute_returns(true);

1938

1

1939

1

			// Make sure CHARLIE has 400 MOVR

1940

1

			Precompiles::new()

1941

1

				.prepare_test(

1942

1

					CHARLIE,

1943

1

					asset_precompile_address,

1944

1

					ForeignAssetsPCall::balance_of {

1945

1

						who: Address(CHARLIE.into()),

1946

1

},

1947

1

1948

1

				.expect_cost(5007)

1949

1

				.expect_no_logs()

1950

1

				.execute_returns(U256::from(400 * MOVR));

1951

1

});

1952

1

1953

1954

#[test]

1955

1

fn xtokens_precompiles_transfer() {

1956

1

	let asset_type = AssetType::Xcm(

1957

1

		VersionedLocation::from(AssetHubLocation::get())

1958

1

			.try_into()

1959

1

			.unwrap(),

1960

1

);

1961

1

1962

1

	ExtBuilder::default()

1963

1

		.with_evm_native_foreign_assets()

1964

1

		.with_xcm_assets(vec![XcmAssetInitialization {

1965

1

			asset_type: asset_type.clone(),

1966

1

			metadata: AssetRegistrarMetadata {

1967

1

				name: b"DOT".to_vec(),

1968

1

				symbol: b"DOT".to_vec(),

1969

1

				decimals: 12,

1970

1

				is_frozen: false,

1971

1

},

1972

1

			balances: vec![(AccountId::from(ALICE), 1_000_000_000_000_000)],

1973

1

			is_sufficient: true,

1974

1

}])

1975

1

		.with_balances(vec![

1976

1

			(AccountId::from(ALICE), 2_000 * MOVR),

1977

1

			(AccountId::from(BOB), 1_000 * MOVR),

1978

1

])

1979

1

		.with_safe_xcm_version(3)

1980

1

		.build()

1981

1

		.execute_with(|| {

1982

1

			let xtokens_precompile_address = H160::from_low_u64_be(2052);

1983

1

1984

1

			// We have the assetId that corresponds to the relay chain registered

1985

1

			let asset_id: AssetId = asset_type.clone().into();

1986

1

1987

1

			// Its address is

1988

1

			let asset_precompile_address =

1989

1

				Runtime::asset_id_to_account(FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX, asset_id);

1990

1

1991

1

			// Alice has 1000 tokens. She should be able to send through precompile

1992

1

			let destination = Location::new(

1993

1

1,

1994

1

				[Junction::AccountId32 {

1995

1

					network: None,

1996

1

					id: [1u8; 32],

1997

1

}],

1998

1

);

1999

1

2000

1

			let inside = Rc::new(Cell::new(false));

2001

1

			let inside2 = inside.clone();

2002

1

2003

1

			// We use the address of the asset as an identifier of the asset we want to transfer

2004

1

			Precompiles::new()

2005

1

				.prepare_test(

2006

1

					ALICE,

2007

1

					xtokens_precompile_address,

2008

1

					XtokensPCall::transfer {

2009

1

						currency_address: Address(asset_precompile_address.into()),

2010

1

						amount: 500_000_000_000_000u128.into(),

2011

1

						destination,

2012

1

						weight: 4_000_000,

2013

1

},

2014

1

2015

1

				.expect_cost(178365)

2016

1

				.expect_no_logs()

2017

1

				// We expect an evm subcall ERC20.burnFrom

2018

1

				.with_subcall_handle(move |subcall| {

2019

1

					let Subcall {

2020

1

						address,

2021

1

						transfer,

2022

1

						input,

2023

1

						target_gas: _,

2024

1

						is_static,

2025

1

						context,

2026

1

					} = subcall;

2027

1

2028

1

					assert_eq!(context.caller, EvmForeignAssets::account_id().into());

2029

2030

1

					let asset_id: u128 = asset_type.clone().into();

2031

1

					let expected_address: H160 = Runtime::asset_id_to_account(

2032

1

						FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX,

2033

1

						asset_id,

2034

1

2035

1

					.into();

2036

1

					assert_eq!(address, expected_address);

2037

1

					assert_eq!(is_static, false);

2038

2039

1

					assert!(transfer.is_none());

2040

2041

1

					assert_eq!(context.address, expected_address);

2042

1

					assert_eq!(context.apparent_value, 0u8.into());

2043

2044

1

					assert_eq!(&input[..4], &keccak256!("burnFrom(address,uint256)")[..4]);

2045

1

					assert_eq!(&input[4..16], &[0u8; 12]);

2046

1

					assert_eq!(&input[16..36], ALICE);

2047

2048

1

					inside2.set(true);

2049

1

2050

1

					SubcallOutput {

2051

1

						output: Default::default(),

2052

1

						cost: 149_000,

2053

1

						logs: vec![],

2054

1

						..SubcallOutput::succeed()

2055

1

2056

1

})

2057

1

				.execute_returns(())

2058

1

})

2059

1

2060

2061

#[test]

2062

1

fn xtokens_precompiles_transfer_multiasset() {

2063

1

	let asset_type = AssetType::Xcm(

2064

1

		VersionedLocation::from(AssetHubLocation::get())

2065

1

			.try_into()

2066

1

			.unwrap(),

2067

1

);

2068

1

2069

1

	ExtBuilder::default()

2070

1

		.with_evm_native_foreign_assets()

2071

1

		.with_xcm_assets(vec![XcmAssetInitialization {

2072

1

			asset_type: asset_type.clone(),

2073

1

			metadata: AssetRegistrarMetadata {

2074

1

				name: b"DOT".to_vec(),

2075

1

				symbol: b"DOT".to_vec(),

2076

1

				decimals: 12,

2077

1

				is_frozen: false,

2078

1

},

2079

1

			balances: vec![(AccountId::from(ALICE), 1_000_000_000_000_000)],

2080

1

			is_sufficient: true,

2081

1

}])

2082

1

		.with_balances(vec![

2083

1

			(AccountId::from(ALICE), 2_000 * MOVR),

2084

1

			(AccountId::from(BOB), 1_000 * MOVR),

2085

1

])

2086

1

		.with_safe_xcm_version(3)

2087

1

		.build()

2088

1

		.execute_with(|| {

2089

1

			let xtokens_precompile_address = H160::from_low_u64_be(2052);

2090

1

2091

1

			// Alice has 1000 tokens. She should be able to send through precompile

2092

1

			let destination = Location::new(

2093

1

1,

2094

1

				[Junction::AccountId32 {

2095

1

					network: None,

2096

1

					id: [1u8; 32],

2097

1

}],

2098

1

);

2099

1

2100

1

			let inside = Rc::new(Cell::new(false));

2101

1

			let inside2 = inside.clone();

2102

1

2103

1

			// This time we transfer it through TransferMultiAsset

2104

1

			// Instead of the address, we encode directly the multilocation referencing the asset

2105

1

			Precompiles::new()

2106

1

				.prepare_test(

2107

1

					ALICE,

2108

1

					xtokens_precompile_address,

2109

1

					XtokensPCall::transfer_multiasset {

2110

1

						// We want to transfer DOT

2111

1

						asset: AssetHubLocation::get(),

2112

1

						amount: 500_000_000_000_000u128.into(),

2113

1

						destination,

2114

1

						weight: 4_000_000,

2115

1

},

2116

1

2117

1

				.expect_cost(178365)

2118

1

				.expect_no_logs()

2119

1

				// We expect an evm subcall ERC20.burnFrom

2120

1

				.with_subcall_handle(move |subcall| {

2121

1

					let Subcall {

2122

1

						address,

2123

1

						transfer,

2124

1

						input,

2125

1

						target_gas: _,

2126

1

						is_static,

2127

1

						context,

2128

1

					} = subcall;

2129

1

2130

1

					assert_eq!(context.caller, EvmForeignAssets::account_id().into());

2131

2132

1

					let asset_id: u128 = asset_type.clone().into();

2133

1

					let expected_address: H160 = Runtime::asset_id_to_account(

2134

1

						FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX,

2135

1

						asset_id,

2136

1

2137

1

					.into();

2138

1

					assert_eq!(address, expected_address);

2139

1

					assert_eq!(is_static, false);

2140

2141

1

					assert!(transfer.is_none());

2142

2143

1

					assert_eq!(context.address, expected_address);

2144

1

					assert_eq!(context.apparent_value, 0u8.into());

2145

2146

1

					assert_eq!(&input[..4], &keccak256!("burnFrom(address,uint256)")[..4]);

2147

1

					assert_eq!(&input[4..16], &[0u8; 12]);

2148

1

					assert_eq!(&input[16..36], ALICE);

2149

2150

1

					inside2.set(true);

2151

1

2152

1

					SubcallOutput {

2153

1

						output: Default::default(),

2154

1

						cost: 149_000,

2155

1

						logs: vec![],

2156

1

						..SubcallOutput::succeed()

2157

1

2158

1

})

2159

1

				.execute_returns(());

2160

1

})

2161

1

2162

2163

#[test]

2164

1

fn make_sure_polkadot_xcm_cannot_be_called() {

2165

1

	ExtBuilder::default()

2166

1

		.with_balances(vec![

2167

1

			(AccountId::from(ALICE), 2_000 * MOVR),

2168

1

			(AccountId::from(BOB), 1_000 * MOVR),

2169

1

])

2170

1

		.with_collators(vec![(AccountId::from(ALICE), 1_000 * MOVR)])

2171

1

		.with_mappings(vec![(

2172

1

			NimbusId::from_slice(&ALICE_NIMBUS).unwrap(),

2173

1

			AccountId::from(ALICE),

2174

1

)])

2175

1

		.build()

2176

1

		.execute_with(|| {

2177

1

			let dest = Location {

2178

1

				parents: 1,

2179

1

				interior: [AccountId32 {

2180

1

					network: None,

2181

1

					id: [1u8; 32],

2182

1

}]

2183

1

				.into(),

2184

1

};

2185

1

			let assets: Assets = [Asset {

2186

1

				id: AssetId(moonriver_runtime::xcm_config::SelfLocation::get()),

2187

1

				fun: Fungible(1000),

2188

1

}]

2189

1

			.to_vec()

2190

1

			.into();

2191

1

			assert_noop!(

2192

1

				RuntimeCall::PolkadotXcm(pallet_xcm::Call::<Runtime>::reserve_transfer_assets {

2193

1

					dest: Box::new(VersionedLocation::from(dest.clone())),

2194

1

					beneficiary: Box::new(VersionedLocation::from(dest)),

2195

1

					assets: Box::new(VersionedAssets::from(assets)),

2196

1

					fee_asset_item: 0,

2197

1

})

2198

1

				.dispatch(<Runtime as frame_system::Config>::RuntimeOrigin::signed(

2199

1

					AccountId::from(ALICE)

2200

1

)),

2201

1

				frame_system::Error::<Runtime>::CallFiltered

2202

1

);

2203

1

});

2204

1

2205

2206

#[test]

2207

1

fn transactor_cannot_use_more_than_max_weight() {

2208

1

	ExtBuilder::default()

2209

1

		.with_balances(vec![

2210

1

			(AccountId::from(ALICE), 2_000 * MOVR),

2211

1

			(AccountId::from(BOB), 1_000 * MOVR),

2212

1

])

2213

1

		.with_xcm_assets(vec![XcmAssetInitialization {

2214

1

			asset_type: AssetType::Xcm(xcm::v3::Location::parent()),

2215

1

			metadata: AssetRegistrarMetadata {

2216

1

				name: b"RelayToken".to_vec(),

2217

1

				symbol: b"Relay".to_vec(),

2218

1

				decimals: 12,

2219

1

				is_frozen: false,

2220

1

},

2221

1

			balances: vec![(AccountId::from(ALICE), 1_000_000_000_000_000)],

2222

1

			is_sufficient: true,

2223

1

}])

2224

1

		.build()

2225

1

		.execute_with(|| {

2226

1

			let source_location = AssetType::Xcm(xcm::v3::Location::parent());

2227

1

			let source_id: moonriver_runtime::AssetId = source_location.clone().into();

2228

1

			assert_ok!(XcmTransactor::register(

2229

1

				root_origin(),

2230

1

				AccountId::from(ALICE),

2231

1

0,

2232

1

));

2233

2234

			// Root can set transact info

2235

1

			assert_ok!(XcmTransactor::set_transact_info(

2236

1

				root_origin(),

2237

1

				Box::new(xcm::VersionedLocation::from(Location::parent())),

2238

1

				// Relay charges 1000 for every instruction, and we have 3, so 3000

2239

1

				3000.into(),

2240

1

				20000.into(),

2241

1

				None

2242

1

));

2243

2244

			// Root can set transact info

2245

1

			assert_ok!(XcmTransactor::set_fee_per_second(

2246

1

				root_origin(),

2247

1

				Box::new(xcm::VersionedLocation::from(Location::parent())),

2248

1

2249

1

));

2250

2251

1

			assert_noop!(

2252

1

				XcmTransactor::transact_through_derivative(

2253

1

					origin_of(AccountId::from(ALICE)),

2254

1

					moonriver_runtime::xcm_config::Transactors::Relay,

2255

1

0,

2256

1

					CurrencyPayment {

2257

1

						currency: Currency::AsMultiLocation(Box::new(

2258

1

							xcm::VersionedLocation::from(Location::parent())

2259

1

)),

2260

1

						fee_amount: None

2261

1

},

2262

1

					vec![],

2263

1

					// 2000 is the max

2264

1

					TransactWeights {

2265

1

						transact_required_weight_at_most: 17001.into(),

2266

1

						overall_weight: None

2267

1

},

2268

1

					false

2269

1

),

2270

1

				pallet_xcm_transactor::Error::<Runtime>::MaxWeightTransactReached

2271

1

);

2272

1

			assert_noop!(

2273

1

				XcmTransactor::transact_through_derivative(

2274

1

					origin_of(AccountId::from(ALICE)),

2275

1

					moonriver_runtime::xcm_config::Transactors::Relay,

2276

1

0,

2277

1

					CurrencyPayment {

2278

1

						currency: Currency::AsCurrencyId(CurrencyId::ForeignAsset(source_id)),

2279

1

						fee_amount: None

2280

1

},

2281

1

					vec![],

2282

1

					// 20000 is the max

2283

1

					TransactWeights {

2284

1

						transact_required_weight_at_most: 17001.into(),

2285

1

						overall_weight: None

2286

1

},

2287

1

					false

2288

1

),

2289

1

				pallet_xcm_transactor::Error::<Runtime>::MaxWeightTransactReached

2290

1

);

2291

1

})

2292

1

2293

2294

#[test]

2295

1

fn transact_through_signed_precompile_works_v2() {

2296

1

	ExtBuilder::default()

2297

1

		.with_balances(vec![

2298

1

			(AccountId::from(ALICE), 2_000 * MOVR),

2299

1

			(AccountId::from(BOB), 1_000 * MOVR),

2300

1

])

2301

1

		.with_safe_xcm_version(3)

2302

1

		.build()

2303

1

		.execute_with(|| {

2304

1

			// Destination

2305

1

			let dest = Location::parent();

2306

1

2307

1

			let fee_payer_asset = Location::parent();

2308

1

2309

1

			let bytes = vec![1u8, 2u8, 3u8];

2310

1

2311

1

			let total_weight = 1_000_000_000u64;

2312

1

2313

1

			let xcm_transactor_v2_precompile_address = H160::from_low_u64_be(2061);

2314

1

2315

1

			Precompiles::new()

2316

1

				.prepare_test(

2317

1

					ALICE,

2318

1

					xcm_transactor_v2_precompile_address,

2319

1

					XcmTransactorV2PCall::transact_through_signed_multilocation {

2320

1

						dest,

2321

1

						fee_asset: fee_payer_asset,

2322

1

						weight: 4_000_000,

2323

1

						call: bytes.into(),

2324

1

						fee_amount: u128::from(total_weight).into(),

2325

1

						overall_weight: total_weight,

2326

1

},

2327

1

2328

1

				.expect_cost(25261)

2329

1

				.expect_no_logs()

2330

1

				.execute_returns(());

2331

1

});

2332

1

2333

2334

#[test]

2335

1

fn transact_through_signed_cannot_send_to_local_chain() {

2336

1

	ExtBuilder::default()

2337

1

		.with_balances(vec![

2338

1

			(AccountId::from(ALICE), 2_000 * MOVR),

2339

1

			(AccountId::from(BOB), 1_000 * MOVR),

2340

1

])

2341

1

		.with_safe_xcm_version(3)

2342

1

		.build()

2343

1

		.execute_with(|| {

2344

1

			// Destination

2345

1

			let dest = Location::here();

2346

1

2347

1

			let fee_payer_asset = Location::parent();

2348

1

2349

1

			let bytes = vec![1u8, 2u8, 3u8];

2350

1

2351

1

			let total_weight = 1_000_000_000u64;

2352

1

2353

1

			let xcm_transactor_v2_precompile_address = H160::from_low_u64_be(2061);

2354

1

2355

1

			Precompiles::new()

2356

1

				.prepare_test(

2357

1

					ALICE,

2358

1

					xcm_transactor_v2_precompile_address,

2359

1

					XcmTransactorV2PCall::transact_through_signed_multilocation {

2360

1

						dest,

2361

1

						fee_asset: fee_payer_asset,

2362

1

						weight: 4_000_000,

2363

1

						call: bytes.into(),

2364

1

						fee_amount: u128::from(total_weight).into(),

2365

1

						overall_weight: total_weight,

2366

1

},

2367

1

2368

1

				.execute_reverts(|output| {

2369

1

					from_utf8(&output)

2370

1

						.unwrap()

2371

1

						.contains("Dispatched call failed with error:")

2372

1

						&& from_utf8(&output).unwrap().contains("ErrorValidating")

2373

1

});

2374

1

});

2375

1

2376

2377

#[test]

2378

1

fn call_xtokens_with_fee() {

2379

1

	let asset_type = AssetType::Xcm(

2380

1

		VersionedLocation::from(AssetHubLocation::get())

2381

1

			.try_into()

2382

1

			.unwrap(),

2383

1

);

2384

1

2385

1

	ExtBuilder::default()

2386

1

		.with_balances(vec![

2387

1

			(AccountId::from(ALICE), 2_000 * MOVR),

2388

1

			(AccountId::from(BOB), 1_000 * MOVR),

2389

1

])

2390

1

		.with_safe_xcm_version(3)

2391

1

		.with_evm_native_foreign_assets()

2392

1

		.with_xcm_assets(vec![XcmAssetInitialization {

2393

1

			asset_type: asset_type.clone(),

2394

1

			metadata: AssetRegistrarMetadata {

2395

1

				name: b"DOT".to_vec(),

2396

1

				symbol: b"DOT".to_vec(),

2397

1

				decimals: 12,

2398

1

				is_frozen: false,

2399

1

},

2400

1

			balances: vec![(AccountId::from(ALICE), 1_000_000_000_000_000)],

2401

1

			is_sufficient: true,

2402

1

}])

2403

1

		.build()

2404

1

		.execute_with(|| {

2405

1

			let dest = Location {

2406

1

				parents: 1,

2407

1

				interior: [AccountId32 {

2408

1

					network: None,

2409

1

					id: [1u8; 32],

2410

1

}]

2411

1

				.into(),

2412

1

};

2413

1

			let source_id: moonriver_runtime::AssetId = asset_type.clone().into();

2414

1

2415

1

			let before_balance =

2416

1

				EvmForeignAssets::balance(source_id, AccountId::from(ALICE)).unwrap();

2417

1

			let (chain_part, beneficiary) =

2418

1

				split_location_into_chain_part_and_beneficiary(dest).unwrap();

2419

1

			let asset_amount = 100_000_000_000_000u128;

2420

1

			let asset_fee_amount = 100u128;

2421

1

2422

1

			let asset = currency_to_asset(CurrencyId::ForeignAsset(source_id), asset_amount);

2423

1

			let asset_fee =

2424

1

				currency_to_asset(CurrencyId::ForeignAsset(source_id), asset_fee_amount);

2425

1

2426

1

			// We are able to transfer with fee

2427

1

			assert_ok!(PolkadotXcm::transfer_assets(

2428

1

				origin_of(AccountId::from(ALICE)),

2429

1

				Box::new(VersionedLocation::from(chain_part)),

2430

1

				Box::new(VersionedLocation::from(beneficiary)),

2431

1

				Box::new(VersionedAssets::from(vec![asset_fee, asset])),

2432

1

0,

2433

1

				WeightLimit::Limited(4000000000.into()),

2434

1

			),);

2435

2436

1

			let after_balance =

2437

1

				EvmForeignAssets::balance(source_id, AccountId::from(ALICE)).unwrap();

2438

1

			// At least these much (plus fees) should have been charged

2439

1

			assert_eq!(

2440

1

				before_balance

2441

1

					.saturating_sub(asset_amount.into())

2442

1

					.saturating_sub(asset_fee_amount.into()),

2443

1

				after_balance

2444

1

);

2445

1

});

2446

1

2447

2448

#[test]

2449

1

fn test_xcm_utils_ml_tp_account() {

2450

1

	ExtBuilder::default().build().execute_with(|| {

2451

1

		let xcm_utils_precompile_address = H160::from_low_u64_be(2060);

2452

1

		let expected_address_parent: H160 =

2453

1

			ParentIsPreset::<AccountId>::convert_location(&Location::parent())

2454

1

				.unwrap()

2455

1

				.into();

2456

1

2457

1

		Precompiles::new()

2458

1

			.prepare_test(

2459

1

				ALICE,

2460

1

				xcm_utils_precompile_address,

2461

1

				XcmUtilsPCall::multilocation_to_address {

2462

1

					location: Location::parent(),

2463

1

},

2464

1

2465

1

			.expect_cost(3338)

2466

1

			.expect_no_logs()

2467

1

			.execute_returns(Address(expected_address_parent));

2468

1

2469

1

		let parachain_2000_multilocation = Location::new(1, [Parachain(2000)]);

2470

1

		let expected_address_parachain: H160 =

2471

1

			SiblingParachainConvertsVia::<Sibling, AccountId>::convert_location(

2472

1

				&parachain_2000_multilocation,

2473

1

2474

1

			.unwrap()

2475

1

			.into();

2476

1

2477

1

		Precompiles::new()

2478

1

			.prepare_test(

2479

1

				ALICE,

2480

1

				xcm_utils_precompile_address,

2481

1

				XcmUtilsPCall::multilocation_to_address {

2482

1

					location: parachain_2000_multilocation,

2483

1

},

2484

1

2485

1

			.expect_cost(3338)

2486

1

			.expect_no_logs()

2487

1

			.execute_returns(Address(expected_address_parachain));

2488

1

2489

1

		let alice_in_parachain_2000_location = Location::new(

2490

1

1,

2491

1

2492

1

				Parachain(2000),

2493

1

				AccountKey20 {

2494

1

					network: None,

2495

1

					key: ALICE,

2496

1

},

2497

1

],

2498

1

);

2499

1

		let expected_address_alice_in_parachain_2000 =

2500

1

			xcm_builder::HashedDescription::<

2501

1

				AccountId,

2502

1

				xcm_builder::DescribeFamily<xcm_builder::DescribeAllTerminal>,

2503

1

			>::convert_location(&alice_in_parachain_2000_location)

2504

1

			.unwrap()

2505

1

			.into();

2506

1

2507

1

		Precompiles::new()

2508

1

			.prepare_test(

2509

1

				ALICE,

2510

1

				xcm_utils_precompile_address,

2511

1

				XcmUtilsPCall::multilocation_to_address {

2512

1

					location: alice_in_parachain_2000_location,

2513

1

},

2514

1

2515

1

			.expect_cost(3338)

2516

1

			.expect_no_logs()

2517

1

			.execute_returns(Address(expected_address_alice_in_parachain_2000));

2518

1

});

2519

1

2520

2521

#[test]

2522

1

fn test_nested_batch_calls_from_xcm_transact() {

2523

1

	ExtBuilder::default().build().execute_with(|| {

2524

1

		// This ensures we notice if MAX_XCM_DECODE_DEPTH changes

2525

1

		// in a future polkadot-sdk version

2526

1

		assert_eq!(xcm::MAX_XCM_DECODE_DEPTH, 8);

2527

2528

1

		let mut valid_nested_calls =

2529

1

			RuntimeCall::System(frame_system::Call::remark { remark: vec![] });

2530

9

		for _ in 0..xcm::MAX_XCM_DECODE_DEPTH {

2531

8

			valid_nested_calls = RuntimeCall::Utility(pallet_utility::Call::batch {

2532

8

				calls: vec![valid_nested_calls],

2533

8

});

2534

8

2535

2536

1

		let valid_message = Xcm(vec![Transact {

2537

1

			origin_kind: OriginKind::SovereignAccount,

2538

1

			fallback_max_weight: None,

2539

1

			call: valid_nested_calls.encode().into(),

2540

1

		}]);

2541

1

2542

1

		assert!(XcmExecutor::prepare(valid_message).is_ok());

2543

2544

1

		let excessive_nested_calls = RuntimeCall::Utility(pallet_utility::Call::batch {

2545

1

			calls: vec![valid_nested_calls],

2546

1

});

2547

1

2548

1

		let invalid_message = Xcm(vec![Transact {

2549

1

			origin_kind: OriginKind::SovereignAccount,

2550

1

			fallback_max_weight: None,

2551

1

			call: excessive_nested_calls.encode().into(),

2552

1

		}]);

2553

1

		// Expect to fail because we have too many nested calls

2554

1

		assert!(XcmExecutor::prepare(invalid_message).is_err());

2555

1

});

2556

1

2557

2558

#[test]

2559

1

fn test_xcm_utils_weight_message() {

2560

1

	ExtBuilder::default().build().execute_with(|| {

2561

1

		let xcm_utils_precompile_address = H160::from_low_u64_be(2060);

2562

1

		let expected_weight =

2563

1

			XcmWeight::<moonriver_runtime::Runtime, RuntimeCall>::clear_origin().ref_time();

2564

1

2565

1

		let message: Vec<u8> = xcm::VersionedXcm::<()>::V5(Xcm(vec![ClearOrigin])).encode();

2566

1

2567

1

		let input = XcmUtilsPCall::weight_message {

2568

1

			message: message.into(),

2569

1

};

2570

1

2571

1

		Precompiles::new()

2572

1

			.prepare_test(ALICE, xcm_utils_precompile_address, input)

2573

1

			.expect_cost(1669)

2574

1

			.expect_no_logs()

2575

1

			.execute_returns(expected_weight);

2576

1

});

2577

1

2578

2579

#[test]

2580

1

fn test_xcm_utils_get_units_per_second() {

2581

1

	ExtBuilder::default().build().execute_with(|| {

2582

1

		let xcm_utils_precompile_address = H160::from_low_u64_be(2060);

2583

1

		let location = SelfReserve::get();

2584

1

2585

1

		let input = XcmUtilsPCall::get_units_per_second { location };

2586

1

2587

1

		let expected_units =

2588

1

			WEIGHT_REF_TIME_PER_SECOND as u128 * moonriver_runtime::currency::WEIGHT_FEE;

2589

1

2590

1

		Precompiles::new()

2591

1

			.prepare_test(ALICE, xcm_utils_precompile_address, input)

2592

1

			.expect_cost(3338)

2593

1

			.expect_no_logs()

2594

1

			.execute_returns(expected_units);

2595

1

});

2596

1

2597

2598

#[test]

2599

1

fn precompile_existence() {

2600

1

	ExtBuilder::default().build().execute_with(|| {

2601

1

		let precompiles = Precompiles::new();

2602

1

		let precompile_addresses: std::collections::BTreeSet<_> = vec![

2603

1

			1, 2, 3, 4, 5, 6, 7, 8, 9, 256, 1024, 1025, 1026, 2048, 2049, 2050, 2051, 2052, 2053,

2604

1

			2054, 2055, 2056, 2057, 2058, 2059, 2060, 2061, 2062, 2063, 2064, 2065, 2066, 2067,

2605

1

			2068, 2069, 2070, 2071, 2072, 2073, 2074,

2606

1

2607

1

		.into_iter()

2608

1

		.map(H160::from_low_u64_be)

2609

1

		.collect();

2610

2611

3001

		for i in 0..3000 {

2612

3000

			let address = H160::from_low_u64_be(i);

2613

3000

2614

3000

			if precompile_addresses.contains(&address) {

2615

40

				assert!(

2616

40

					is_precompile_or_fail::<Runtime>(address, 100_000u64).expect("to be ok"),

2617

					"is_precompile({}) should return true",

2618

2619

);

2620

2621

40

				assert!(

2622

40

					precompiles

2623

40

						.execute(&mut MockHandle::new(

2624

40

							address,

2625

40

							Context {

2626

40

								address,

2627

40

								caller: H160::zero(),

2628

40

								apparent_value: U256::zero()

2629

40

2630

40

),)

2631

40

						.is_some(),

2632

					"execute({},..) should return Some(_)",

2633

2634

);

2635

			} else {

2636

2960

				assert!(

2637

2960

					!is_precompile_or_fail::<Runtime>(address, 100_000u64).expect("to be ok"),

2638

					"is_precompile({}) should return false",

2639

2640

);

2641

2642

2960

				assert!(

2643

2960

					precompiles

2644

2960

						.execute(&mut MockHandle::new(

2645

2960

							address,

2646

2960

							Context {

2647

2960

								address,

2648

2960

								caller: H160::zero(),

2649

2960

								apparent_value: U256::zero()

2650

2960

2651

2960

),)

2652

2960

						.is_none(),

2653

					"execute({},..) should return None",

2654

2655

);

2656

2657

2658

1

});

2659

1

2660

2661

#[test]

2662

1

fn removed_precompiles() {

2663

1

	ExtBuilder::default().build().execute_with(|| {

2664

1

		let precompiles = Precompiles::new();

2665

1

		let removed_precompiles = [1025, 1027, 2051, 2062, 2063];

2666

2667

3000

		for i in 1..3000 {

2668

2999

			let address = H160::from_low_u64_be(i);

2669

2999

2670

2999

			if !is_precompile_or_fail::<Runtime>(address, 100_000u64).expect("to be ok") {

2671

2959

				continue;

2672

40

2673

40

2674

40

			if !removed_precompiles.contains(&i) {

2675

36

				assert!(

2676

36

					match precompiles.is_active_precompile(address, 100_000u64) {

2677

36

						IsPrecompileResult::Answer { is_precompile, .. } => is_precompile,

2678

						_ => false,

2679

},

2680

					"{i} should be an active precompile"

2681

);

2682

36

				continue;

2683

4

2684

4

2685

4

			assert!(

2686

4

				!match precompiles.is_active_precompile(address, 100_000u64) {

2687

4

					IsPrecompileResult::Answer { is_precompile, .. } => is_precompile,

2688

					_ => false,

2689

},

2690

				"{i} shouldn't be an active precompile"

2691

);

2692

2693

4

			precompiles

2694

4

				.prepare_test(Alice, address, [])

2695

4

				.execute_reverts(|out| out == b"Removed precompile");

2696

4

2697

1

})

2698

1

2699

2700

#[test]

2701

1

fn deal_with_fees_handles_tip() {

2702

	use frame_support::traits::OnUnbalanced;

2703

	use moonbeam_runtime_common::deal_with_fees::DealWithSubstrateFeesAndTip;

2704

	use moonriver_runtime::Treasury;

2705

2706

1

	ExtBuilder::default().build().execute_with(|| {

2707

1

		set_parachain_inherent_data();

2708

1

		// This test validates the functionality of the `DealWithSubstrateFeesAndTip` trait implementation

2709

1

		// in the Moonriver runtime. It verifies that:

2710

1

		// - The correct proportion of the fee is sent to the treasury.

2711

1

		// - The remaining fee is burned (removed from the total supply).

2712

1

		// - The entire tip is sent to the block author.

2713

1

2714

1

		// The test details:

2715

1

		// 1. Simulate issuing a `fee` of 100 and a `tip` of 1000.

2716

1

		// 2. Confirm the initial total supply is 1,100 (equal to the sum of the issued fee and tip).

2717

1

		// 3. Confirm the treasury's balance is initially 0.

2718

1

		// 4. Execute the `DealWithSubstrateFeesAndTip::on_unbalanceds` function with the `fee` and `tip`.

2719

1

		// 5. Validate that the treasury's balance has increased by 20% of the fee (based on FeesTreasuryProportion).

2720

1

		// 6. Validate that 80% of the fee is burned, and the total supply decreases accordingly.

2721

1

		// 7. Validate that the entire tip (100%) is sent to the block author (collator).

2722

1

2723

1

		// Step 1: Issue the fee and tip amounts.

2724

1

		let fee = <pallet_balances::Pallet<Runtime> as frame_support::traits::fungible::Balanced<

2725

1

			AccountId,

2726

1

		>>::issue(100);

2727

1

		let tip = <pallet_balances::Pallet<Runtime> as frame_support::traits::fungible::Balanced<

2728

1

			AccountId,

2729

1

		>>::issue(1000);

2730

1

2731

1

		// Step 2: Validate the initial supply and balances.

2732

1

		let total_supply_before = Balances::total_issuance();

2733

1

		let block_author = pallet_author_inherent::Pallet::<Runtime>::get();

2734

1

		let block_author_balance_before = Balances::free_balance(&block_author);

2735

1

		assert_eq!(total_supply_before, 1_100);

2736

1

		assert_eq!(Balances::free_balance(&Treasury::account_id()), 0);

2737

2738

		// Step 3: Execute the fees handling logic.

2739

1

		DealWithSubstrateFeesAndTip::<

2740

1

			Runtime,

2741

1

			dynamic_params::runtime_config::FeesTreasuryProportion,

2742

1

		>::on_unbalanceds(vec![fee, tip].into_iter());

2743

1

2744

1

		// Step 4: Compute the split between treasury and burned fees based on FeesTreasuryProportion (20%).

2745

1

		let treasury_proportion = dynamic_params::runtime_config::FeesTreasuryProportion::get();

2746

1

2747

1

		let treasury_fee_part: Balance = treasury_proportion.mul_floor(100);

2748

1

		let burnt_fee_part: Balance = 100 - treasury_fee_part;

2749

1

2750

1

		// Step 5: Validate the treasury received 20% of the fee.

2751

1

		assert_eq!(

2752

1

			Balances::free_balance(&Treasury::account_id()),

2753

1

			treasury_fee_part,

2754

1

);

2755

2756

		// Step 6: Verify that 80% of the fee was burned (removed from the total supply).

2757

1

		let total_supply_after = Balances::total_issuance();

2758

1

		assert_eq!(total_supply_before - total_supply_after, burnt_fee_part,);

2759

2760

		// Step 7: Validate that the block author (collator) received 100% of the tip.

2761

1

		let block_author_balance_after = Balances::free_balance(&block_author);

2762

1

		assert_eq!(

2763

1

			block_author_balance_after - block_author_balance_before,

2764

1

			1000,

2765

1

);

2766

1

});

2767

1

2768

2769

#[test]

2770

1

fn evm_revert_substrate_events() {

2771

1

	ExtBuilder::default()

2772

1

		.with_balances(vec![(AccountId::from(ALICE), 1_000 * MOVR)])

2773

1

		.build()

2774

1

		.execute_with(|| {

2775

1

			let batch_precompile_address = H160::from_low_u64_be(2056);

2776

1

2777

1

			// Batch a transfer followed by an invalid call to batch.

2778

1

			// Thus BatchAll will revert the transfer.

2779

1

			assert_ok!(RuntimeCall::EVM(pallet_evm::Call::call {

2780

1

				source: ALICE.into(),

2781

1

				target: batch_precompile_address,

2782

1

				input: BatchPCall::batch_all {

2783

1

					to: vec![Address(BOB.into()), Address(batch_precompile_address)].into(),

2784

1

					value: vec![U256::from(1 * MOVR), U256::zero()].into(),

2785

1

					call_data: vec![].into(),

2786

1

					gas_limit: vec![].into()

2787

1

2788

1

				.into(),

2789

1

				value: U256::zero(), // No value sent in EVM

2790

1

				gas_limit: 500_000,

2791

1

				max_fee_per_gas: U256::from(BASE_FEE_GENESIS),

2792

1

				max_priority_fee_per_gas: None,

2793

1

				nonce: Some(U256::from(0)),

2794

1

				access_list: Vec::new(),

2795

1

				authorization_list: Vec::new(),

2796

1

})

2797

1

			.dispatch(<Runtime as frame_system::Config>::RuntimeOrigin::root()));

2798

2799

1

			let transfer_count = System::events()

2800

1

				.iter()

2801

6

				.filter(|r| match r.event {

2802

					RuntimeEvent::Balances(pallet_balances::Event::Transfer { .. }) => true,

2803

6

					_ => false,

2804

6

})

2805

1

				.count();

2806

1

2807

1

			assert_eq!(transfer_count, 0, "there should be no transfer event");

2808

1

});

2809

1

2810

2811

#[test]

2812

1

fn evm_success_keeps_substrate_events() {

2813

1

	ExtBuilder::default()

2814

1

		.with_balances(vec![(AccountId::from(ALICE), 1_000 * MOVR)])

2815

1

		.build()

2816

1

		.execute_with(|| {

2817

1

			let batch_precompile_address = H160::from_low_u64_be(2056);

2818

1

2819

1

			assert_ok!(RuntimeCall::EVM(pallet_evm::Call::call {

2820

1

				source: ALICE.into(),

2821

1

				target: batch_precompile_address,

2822

1

				input: BatchPCall::batch_all {

2823

1

					to: vec![Address(BOB.into())].into(),

2824

1

					value: vec![U256::from(1 * MOVR)].into(),

2825

1

					call_data: vec![].into(),

2826

1

					gas_limit: vec![].into()

2827

1

2828

1

				.into(),

2829

1

				value: U256::zero(), // No value sent in EVM

2830

1

				gas_limit: 500_000,

2831

1

				max_fee_per_gas: U256::from(BASE_FEE_GENESIS),

2832

1

				max_priority_fee_per_gas: None,

2833

1

				nonce: Some(U256::from(0)),

2834

1

				access_list: Vec::new(),

2835

1

				authorization_list: Vec::new(),

2836

1

})

2837

1

			.dispatch(<Runtime as frame_system::Config>::RuntimeOrigin::root()));

2838

2839

1

			let transfer_count = System::events()

2840

1

				.iter()

2841

10

				.filter(|r| match r.event {

2842

1

					RuntimeEvent::Balances(pallet_balances::Event::Transfer { .. }) => true,

2843

9

					_ => false,

2844

10

})

2845

1

				.count();

2846

1

2847

1

			assert_eq!(transfer_count, 1, "there should be 1 transfer event");

2848

1

});

2849

1

2850

2851

#[cfg(test)]

2852

mod bridge_tests {

2853

	use crate::common::{origin_of, root_origin, ExtBuilder, XcmAssetInitialization, ALICE, BOB};

2854

	use crate::currency_to_asset;

2855

	use bp_messages::target_chain::DispatchMessageData;

2856

	use bp_messages::ReceptionResult;

2857

	use bp_runtime::messages::MessageDispatchResult;

2858

	use cumulus_primitives_core::AggregateMessageOrigin;

2859

	use frame_support::assert_ok;

2860

	use frame_support::pallet_prelude::{Hooks, PalletInfoAccess};

2861

	use moonbeam_core_primitives::AccountId;

2862

	use moonriver_runtime::asset_config::AssetRegistrarMetadata;

2863

	use moonriver_runtime::bridge_config::{

2864

		PolkadotGlobalConsensusNetwork, WithPolkadotMessagesInstance,

2865

};

2866

	use moonriver_runtime::currency::MOVR;

2867

	use moonriver_runtime::xcm_config::{AssetType, CurrencyId};

2868

	use moonriver_runtime::{

2869

		Balances, BridgePolkadotMessages, BridgeXcmOverMoonbeam, MessageQueue, PolkadotXcm,

2870

		Runtime, RuntimeEvent, System,

2871

};

2872

	use pallet_bridge_messages::LanesManager;

2873

	use pallet_xcm_bridge::XcmBlobMessageDispatchResult::Dispatched;

2874

	use parity_scale_codec::Encode;

2875

	use sp_core::H256;

2876

	use xcm::latest::Junctions::X1;

2877

	use xcm::latest::{

2878

		Asset, AssetFilter, AssetId, Junctions, Location, NetworkId, WeightLimit, WildAsset, Xcm,

2879

};

2880

	use xcm::prelude::{

2881

		AccountKey20, BuyExecution, ClearOrigin, DepositAsset, DescendOrigin, Fungible,

2882

		GlobalConsensus, PalletInstance, Parachain, ReserveAssetDeposited, UniversalOrigin,

2883

		XCM_VERSION,

2884

};

2885

	use xcm::{VersionedAssets, VersionedInteriorLocation, VersionedLocation, VersionedXcm};

2886

	use xcm_builder::BridgeMessage;

2887

2888

1

	fn next_block() {

2889

1

		System::reset_events();

2890

1

2891

1

		let next_block = System::block_number() + 1u32;

2892

1

2893

1

		System::set_block_number(next_block);

2894

1

		System::on_initialize(next_block);

2895

1

		MessageQueue::on_initialize(next_block);

2896

1

2897

2898

	#[test]

2899

1

	fn transfer_asset_moonriver_to_moonbeam() {

2900

1

		frame_support::__private::sp_tracing::init_for_tests();

2901

1

2902

1

		ExtBuilder::default()

2903

1

			.with_balances(vec![

2904

1

				(AccountId::from(ALICE), 2_000 * MOVR),

2905

1

				(AccountId::from(BOB), 1_000 * MOVR),

2906

1

])

2907

1

			.with_safe_xcm_version(XCM_VERSION)

2908

1

			.with_open_bridges(vec![(

2909

1

				Location::new(

2910

1

1,

2911

1

					[Parachain(

2912

1

						<bp_moonriver::Moonriver as bp_runtime::Parachain>::PARACHAIN_ID,

2913

1

)],

2914

1

),

2915

1

				Junctions::from([

2916

1

					NetworkId::Polkadot.into(),

2917

1

					Parachain(<bp_moonbeam::Moonbeam as bp_runtime::Parachain>::PARACHAIN_ID),

2918

1

]),

2919

1

				Some(bp_moonriver::LaneId::from_inner(H256([0u8; 32]))),

2920

1

)])

2921

1

			.build()

2922

1

			.execute_with(|| {

2923

1

				assert_ok!(PolkadotXcm::force_xcm_version(

2924

1

					root_origin(),

2925

1

					Box::new(bp_moonbeam::GlobalConsensusLocation::get()),

2926

1

					XCM_VERSION

2927

1

));

2928

2929

1

				let asset = currency_to_asset(CurrencyId::SelfReserve, 100 * MOVR);

2930

1

2931

1

				let message_data = BridgePolkadotMessages::outbound_message_data(

2932

1

					bp_moonriver::LaneId::from_inner(H256([0u8; 32])),

2933

1

					1u64,

2934

1

);

2935

1

				assert!(message_data.is_none());

2936

2937

1

				assert_ok!(PolkadotXcm::transfer_assets(

2938

1

					origin_of(AccountId::from(ALICE)),

2939

1

					Box::new(VersionedLocation::V5(

2940

1

						bp_moonbeam::GlobalConsensusLocation::get()

2941

1

)),

2942

1

					Box::new(VersionedLocation::V5(Location {

2943

1

						parents: 0,

2944

1

						interior: [AccountKey20 {

2945

1

							network: None,

2946

1

							key: ALICE,

2947

1

}]

2948

1

						.into(),

2949

1

					})),

2950

1

					Box::new(VersionedAssets::V5(asset.into())),

2951

1

0,

2952

1

					WeightLimit::Unlimited

2953

1

));

2954

2955

1

				let message_data = BridgePolkadotMessages::outbound_message_data(

2956

1

					bp_moonriver::LaneId::from_inner(H256([0u8; 32])),

2957

1

					1u64,

2958

1

);

2959

1

				assert!(message_data.is_some());

2960

1

})

2961

1

2962

2963

	#[test]

2964

1

	fn receive_message_from_moonbeam() {

2965

1

		frame_support::__private::sp_tracing::init_for_tests();

2966

1

2967

1

		ExtBuilder::default()

2968

1

			.with_balances(vec![

2969

1

				(AccountId::from(ALICE), 2_000 * MOVR),

2970

1

				(AccountId::from(BOB), 1_000 * MOVR),

2971

1

])

2972

1

			.with_evm_native_foreign_assets()

2973

1

			.with_xcm_assets(vec![XcmAssetInitialization {

2974

1

				asset_type: AssetType::Xcm(xcm::VersionedLocation::from(Location::new(

2975

1

2,

2976

1

2977

1

						GlobalConsensus(PolkadotGlobalConsensusNetwork::get()),

2978

1

						Parachain(<bp_moonbeam::Moonbeam as bp_runtime::Parachain>::PARACHAIN_ID),

2979

1

						PalletInstance(<Balances as PalletInfoAccess>::index() as u8)

2980

1

2981

1

				)).try_into().unwrap()),

2982

1

				metadata: AssetRegistrarMetadata {

2983

1

					name: b"xcGLMR".to_vec(),

2984

1

					symbol: b"xcGLMR".to_vec(),

2985

1

					decimals: 18,

2986

1

					is_frozen: false,

2987

1

},

2988

1

				balances: vec![(AccountId::from(ALICE), 1_000_000_000_000_000)],

2989

1

				is_sufficient: true,

2990

1

}])

2991

1

			.with_safe_xcm_version(XCM_VERSION)

2992

1

			.with_open_bridges(vec![(

2993

1

				Location::new(

2994

1

1,

2995

1

					[Parachain(

2996

1

						<bp_moonriver::Moonriver as bp_runtime::Parachain>::PARACHAIN_ID,

2997

1

)],

2998

1

),

2999

1

				Junctions::from([

3000

1

					NetworkId::Polkadot.into(),

3001

1

					Parachain(<bp_moonbeam::Moonbeam as bp_runtime::Parachain>::PARACHAIN_ID),

3002

1

]),

3003

1

				Some(bp_moonriver::LaneId::from_inner(H256([0u8; 32])))

3004

1

)])

3005

1

			.build()

3006

1

			.execute_with(|| {

3007

1

				let bridge_message: BridgeMessage = BridgeMessage {

3008

1

					universal_dest: VersionedInteriorLocation::V5(

3009

1

3010

1

							GlobalConsensus(NetworkId::Kusama),

3011

1

							Parachain(<bp_moonriver::Moonriver as bp_runtime::Parachain>::PARACHAIN_ID)

3012

1

						].into()

3013

1

),

3014

1

					message: VersionedXcm::V5(

3015

1

						Xcm(

3016

1

3017

1

								UniversalOrigin(GlobalConsensus(NetworkId::Polkadot)),

3018

1

								DescendOrigin(X1([Parachain(<bp_moonbeam::Moonbeam as bp_runtime::Parachain>::PARACHAIN_ID)].into())),

3019

1

								ReserveAssetDeposited(

3020

1

									vec![

3021

1

										Asset {

3022

1

											id: AssetId(

3023

1

												Location::new(

3024

1

2,

3025

1

3026

1

														GlobalConsensus(NetworkId::Polkadot),

3027

1

														Parachain(<bp_moonbeam::Moonbeam as bp_runtime::Parachain>::PARACHAIN_ID),

3028

1

														PalletInstance(<Balances as PalletInfoAccess>::index() as u8)

3029

1

3030

1

3031

1

),

3032

1

											fun: Fungible(2 * MOVR)

3033

1

3034

1

									].into()

3035

1

),

3036

1

								ClearOrigin,

3037

1

								BuyExecution {

3038

1

									fees: Asset {

3039

1

										id: AssetId(

3040

1

											Location::new(

3041

1

2,

3042

1

3043

1

													GlobalConsensus(NetworkId::Polkadot),

3044

1

													Parachain(<bp_moonbeam::Moonbeam as bp_runtime::Parachain>::PARACHAIN_ID),

3045

1

													PalletInstance(<Balances as PalletInfoAccess>::index() as u8)

3046

1

3047

1

3048

1

),

3049

1

										fun:  Fungible(MOVR / 2)

3050

1

},

3051

1

									weight_limit: WeightLimit::Unlimited

3052

1

},

3053

1

								DepositAsset {

3054

1

									assets: AssetFilter::Wild(WildAsset::AllCounted(1)),

3055

1

									beneficiary: Location::new(0, [AccountKey20 { network: None, key: ALICE }]),

3056

1

3057

1

							].into()

3058

1

3059

1

3060

1

};

3061

1

3062

1

				let mut inbound_lane = LanesManager::<Runtime, WithPolkadotMessagesInstance>::new()

3063

1

					.active_inbound_lane(Default::default())

3064

1

					.unwrap();

3065

1

3066

1

				let msg = DispatchMessageData { payload: Ok(bridge_message.encode()) };

3067

1

				let result = inbound_lane.receive_message::<BridgeXcmOverMoonbeam>(

3068

1

					&AccountId::from(ALICE),

3069

1

1,

3070

1

					msg,

3071

1

);

3072

1

3073

1

				assert_eq!(result, ReceptionResult::Dispatched(MessageDispatchResult { unspent_weight: Default::default(), dispatch_level_result: Dispatched }));

3074

3075

				// Produce next block

3076

1

				next_block();

3077

1

				// Confirm that the xcm message was successfully processed

3078

7

				assert!(System::events().iter().any(|evt| {

3079

1

					matches!(

3080

1

						evt.event,

3081

						RuntimeEvent::MessageQueue(

3082

							pallet_message_queue::Event::Processed {

3083

								origin: AggregateMessageOrigin::Here,

3084

								success: true,

3085

..

3086

3087

3088

3089

7

				}));

3090

1

});

3091

1

3092

3093

3094

#[cfg(test)]

3095

mod treasury_tests {

3096

	use super::*;

3097

	use frame_support::traits::fungible::NativeOrWithId;

3098

	use moonriver_runtime::XcmWeightTrader;

3099

	use sp_core::bounded_vec;

3100

	use sp_runtime::traits::Hash;

3101

3102

4

	fn expect_events(events: Vec<RuntimeEvent>) {

3103

4

		let block_events: Vec<RuntimeEvent> =

3104

29

			System::events().into_iter().map(|r| r.event).collect();

3105

4

3106

7

		assert!(events.iter().all(|evt| block_events.contains(evt)))

3107

4

3108

3109

7

	fn next_block() {

3110

7

		System::reset_events();

3111

7

		System::set_block_number(System::block_number() + 1u32);

3112

7

		System::on_initialize(System::block_number());

3113

7

		Treasury::on_initialize(System::block_number());

3114

7

3115

3116

3

	fn get_asset_balance(id: &u128, account: &AccountId) -> U256 {

3117

3

		pallet_moonbeam_foreign_assets::Pallet::<Runtime>::balance(id.clone(), account.clone())

3118

3

			.expect("failed to get account balance")

3119

3

3120

3121

	#[test]

3122

1

	fn test_treasury_spend_local_with_council_origin() {

3123

1

		let initial_treasury_balance = 1_000 * MOVR;

3124

1

		ExtBuilder::default()

3125

1

			.with_balances(vec![

3126

1

				(AccountId::from(ALICE), 2_000 * MOVR),

3127

1

				(Treasury::account_id(), initial_treasury_balance),

3128

1

])

3129

1

			.build()

3130

1

			.execute_with(|| {

3131

1

				let spend_amount = 100u128 * MOVR;

3132

1

				let spend_beneficiary = AccountId::from(BOB);

3133

1

3134

1

				next_block();

3135

1

3136

1

				// TreasuryCouncilCollective

3137

1

				assert_ok!(TreasuryCouncilCollective::set_members(

3138

1

					root_origin(),

3139

1

					vec![AccountId::from(ALICE)],

3140

1

					Some(AccountId::from(ALICE)),

3141

1

3142

1

));

3143

3144

1

				next_block();

3145

1

3146

1

				// Perform treasury spending

3147

1

				let valid_from = System::block_number() + 5u32;

3148

1

				let proposal = RuntimeCall::Treasury(pallet_treasury::Call::spend {

3149

1

					amount: spend_amount,

3150

1

					asset_kind: Box::new(NativeOrWithId::Native),

3151

1

					beneficiary: Box::new(AccountId::from(BOB)),

3152

1

					valid_from: Some(valid_from),

3153

1

});

3154

1

				assert_ok!(TreasuryCouncilCollective::propose(

3155

1

					origin_of(AccountId::from(ALICE)),

3156

1

1,

3157

1

					Box::new(proposal.clone()),

3158

1

					1_000

3159

1

));

3160

3161

1

				let payout_period =

3162

1

					<<Runtime as pallet_treasury::Config>::PayoutPeriod as Get<u32>>::get();

3163

1

				let expected_events = [

3164

1

					RuntimeEvent::Treasury(pallet_treasury::Event::AssetSpendApproved {

3165

1

						index: 0,

3166

1

						asset_kind: NativeOrWithId::Native,

3167

1

						amount: spend_amount,

3168

1

						beneficiary: spend_beneficiary,

3169

1

						valid_from,

3170

1

						expire_at: payout_period + valid_from,

3171

1

}),

3172

1

					RuntimeEvent::TreasuryCouncilCollective(pallet_collective::Event::Executed {

3173

1

						proposal_hash: sp_runtime::traits::BlakeTwo256::hash_of(&proposal),

3174

1

						result: Ok(()),

3175

1

}),

3176

1

3177

1

				.to_vec();

3178

1

				expect_events(expected_events);

3179

3180

6

				while System::block_number() < valid_from {

3181

5

					next_block();

3182

5

3183

3184

1

				assert_ok!(Treasury::payout(origin_of(spend_beneficiary), 0));

3185

3186

1

				let expected_events = [

3187

1

					RuntimeEvent::Treasury(pallet_treasury::Event::Paid {

3188

1

						index: 0,

3189

1

						payment_id: (),

3190

1

}),

3191

1

					RuntimeEvent::Balances(pallet_balances::Event::Transfer {

3192

1

						from: Treasury::account_id(),

3193

1

						to: spend_beneficiary,

3194

1

						amount: spend_amount,

3195

1

}),

3196

1

3197

1

				.to_vec();

3198

1

				expect_events(expected_events);

3199

1

});

3200

1

3201

3202

	#[test]

3203

1

	fn test_treasury_spend_foreign_asset_with_council_origin() {

3204

1

		let initial_treasury_balance = 1_000 * MOVR;

3205

1

		let asset_id = 1000100010001000u128;

3206

1

		ExtBuilder::default()

3207

1

			.with_balances(vec![(AccountId::from(ALICE), 2_000 * MOVR)])

3208

1

			.build()

3209

1

			.execute_with(|| {

3210

1

				let spend_amount = 100u128 * MOVR;

3211

1

				let spend_beneficiary = AccountId::from(BOB);

3212

1

3213

1

				let asset_location: Location = Location {

3214

1

					parents: 1,

3215

1

					interior: Junctions::Here,

3216

1

};

3217

1

3218

1

				assert_ok!(EvmForeignAssets::create_foreign_asset(

3219

1

					root_origin(),

3220

1

					asset_id,

3221

1

					asset_location.clone(),

3222

1

12,

3223

1

					bounded_vec![b'M', b'T'],

3224

1

					bounded_vec![b'M', b'y', b'T', b'o', b'k'],

3225

1

));

3226

3227

1

				assert_ok!(XcmWeightTrader::add_asset(

3228

1

					root_origin(),

3229

1

					asset_location,

3230

1

					1u128

3231

1

));

3232

3233

1

				assert_ok!(EvmForeignAssets::mint_into(

3234

1

					asset_id,

3235

1

					Treasury::account_id(),

3236

1

					initial_treasury_balance.into()

3237

1

));

3238

3239

1

				assert_eq!(

3240

1

					get_asset_balance(&asset_id, &Treasury::account_id()),

3241

1

					initial_treasury_balance.into(),

3242

					"Treasury balance not updated"

3243

);

3244

3245

				// TreasuryCouncilCollective

3246

1

				assert_ok!(TreasuryCouncilCollective::set_members(

3247

1

					root_origin(),

3248

1

					vec![AccountId::from(ALICE)],

3249

1

					Some(AccountId::from(ALICE)),

3250

1

3251

1

));

3252

3253

				// Perform treasury spending

3254

1

				let proposal = RuntimeCall::Treasury(pallet_treasury::Call::spend {

3255

1

					amount: spend_amount,

3256

1

					asset_kind: Box::new(NativeOrWithId::WithId(asset_id)),

3257

1

					beneficiary: Box::new(spend_beneficiary),

3258

1

					valid_from: None,

3259

1

});

3260

1

				assert_ok!(TreasuryCouncilCollective::propose(

3261

1

					origin_of(AccountId::from(ALICE)),

3262

1

1,

3263

1

					Box::new(proposal.clone()),

3264

1

					1_000

3265

1

));

3266

3267

1

				let payout_period =

3268

1

					<<Runtime as pallet_treasury::Config>::PayoutPeriod as Get<u32>>::get();

3269

1

3270

1

				let current_block = System::block_number();

3271

1

				let expected_events = [

3272

1

					RuntimeEvent::Treasury(pallet_treasury::Event::AssetSpendApproved {

3273

1

						index: 0,

3274

1

						asset_kind: NativeOrWithId::WithId(asset_id),

3275

1

						amount: spend_amount,

3276

1

						beneficiary: spend_beneficiary,

3277

1

						valid_from: current_block,

3278

1

						expire_at: current_block + payout_period,

3279

1

}),

3280

1

					RuntimeEvent::TreasuryCouncilCollective(pallet_collective::Event::Executed {

3281

1

						proposal_hash: sp_runtime::traits::BlakeTwo256::hash_of(&proposal),

3282

1

						result: Ok(()),

3283

1

}),

3284

1

3285

1

				.to_vec();

3286

1

				expect_events(expected_events);

3287

1

3288

1

				assert_ok!(Treasury::payout(origin_of(spend_beneficiary), 0));

3289

3290

1

				expect_events(vec![RuntimeEvent::Treasury(pallet_treasury::Event::Paid {

3291

1

					index: 0,

3292

1

					payment_id: (),

3293

1

				})]);

3294

1

3295

1

				assert_eq!(

3296

1

					get_asset_balance(&asset_id, &Treasury::account_id()),

3297

1

					(initial_treasury_balance - spend_amount).into(),

3298

					"Treasury balance not updated"

3299

);

3300

3301

1

				assert_eq!(

3302

1

					get_asset_balance(&asset_id, &spend_beneficiary),

3303

1

					spend_amount.into(),

3304

					"Treasury payout failed"

3305

);

3306

1

});

3307

1

3308

3309

3310

#[cfg(test)]

3311

mod fee_tests {

3312

	use super::*;

3313

	use fp_evm::FeeCalculator;

3314

	use frame_support::{

3315

		traits::{ConstU128, OnFinalize},

3316

		weights::{ConstantMultiplier, WeightToFee},

3317

};

3318

	use moonriver_runtime::{

3319

		currency, LengthToFee, MinimumMultiplier, RuntimeBlockWeights, SlowAdjustingFeeUpdate,

3320

		TargetBlockFullness, TransactionPaymentAsGasPrice, NORMAL_WEIGHT, WEIGHT_PER_GAS,

3321

};

3322

	use sp_core::Get;

3323

	use sp_runtime::{BuildStorage, FixedPointNumber, Perbill};

3324

3325

1

	fn run_with_system_weight<F>(w: Weight, mut assertions: F)

3326

1

	where

3327

1

		F: FnMut() -> (),

3328

1

3329

1

		let mut t: sp_io::TestExternalities = frame_system::GenesisConfig::<Runtime>::default()

3330

1

			.build_storage()

3331

1

			.unwrap()

3332

1

			.into();

3333

1

		t.execute_with(|| {

3334

1

			System::set_block_consumed_resources(w, 0);

3335

1

			assertions()

3336

1

});

3337

1

3338

3339

	#[test]

3340

1

	fn test_multiplier_can_grow_from_zero() {

3341

1

		let minimum_multiplier = MinimumMultiplier::get();

3342

1

		let target = TargetBlockFullness::get()

3343

1

			* RuntimeBlockWeights::get()

3344

1

				.get(DispatchClass::Normal)

3345

1

				.max_total

3346

1

				.unwrap();

3347

1

		// if the min is too small, then this will not change, and we are doomed forever.

3348

1

		// the weight is 1/100th bigger than target.

3349

1

		run_with_system_weight(target * 101 / 100, || {

3350

1

			let next = SlowAdjustingFeeUpdate::<Runtime>::convert(minimum_multiplier);

3351

1

			assert!(

3352

1

				next > minimum_multiplier,

3353

				"{:?} !>= {:?}",

3354

				next,

3355

				minimum_multiplier

3356

);

3357

1

})

3358

1

3359

3360

	#[test]

3361

1

	fn test_fee_calculation() {

3362

1

		let base_extrinsic = RuntimeBlockWeights::get()

3363

1

			.get(DispatchClass::Normal)

3364

1

			.base_extrinsic;

3365

1

		let multiplier = sp_runtime::FixedU128::from_float(0.999000000000000000);

3366

1

		let extrinsic_len = 100u32;

3367

1

		let extrinsic_weight = Weight::from_parts(5_000u64, 1);

3368

1

		let tip = 42u128;

3369

		type WeightToFeeImpl = ConstantMultiplier<u128, ConstU128<{ currency::WEIGHT_FEE }>>;

3370

		type LengthToFeeImpl = LengthToFee;

3371

3372

		// base_fee + (multiplier * extrinsic_weight_fee) + extrinsic_length_fee + tip

3373

1

		let expected_fee = WeightToFeeImpl::weight_to_fee(&base_extrinsic)

3374

1

			+ multiplier.saturating_mul_int(WeightToFeeImpl::weight_to_fee(&extrinsic_weight))

3375

1

			+ LengthToFeeImpl::weight_to_fee(&(Weight::from_parts(extrinsic_len as u64, 1)))

3376

1

			+ tip;

3377

1

3378

1

		let mut t: sp_io::TestExternalities = frame_system::GenesisConfig::<Runtime>::default()

3379

1

			.build_storage()

3380

1

			.unwrap()

3381

1

			.into();

3382

1

		t.execute_with(|| {

3383

1

			pallet_transaction_payment::NextFeeMultiplier::<Runtime>::set(multiplier);

3384

1

			let actual_fee = TransactionPayment::compute_fee(

3385

1

				extrinsic_len,

3386

1

				&frame_support::dispatch::DispatchInfo {

3387

1

					class: DispatchClass::Normal,

3388

1

					pays_fee: frame_support::dispatch::Pays::Yes,

3389

1

					call_weight: extrinsic_weight,

3390

1

					extension_weight: Weight::zero(),

3391

1

},

3392

1

				tip,

3393

1

);

3394

1

3395

1

			assert_eq!(

3396

				expected_fee,

3397

				actual_fee,

3398

				"The actual fee did not match the expected fee, diff {}",

3399

				actual_fee - expected_fee

3400

);

3401

1

});

3402

1

3403

3404

	#[test]

3405

1

	fn test_min_gas_price_is_deterministic() {

3406

1

		let mut t: sp_io::TestExternalities = frame_system::GenesisConfig::<Runtime>::default()

3407

1

			.build_storage()

3408

1

			.unwrap()

3409

1

			.into();

3410

1

		t.execute_with(|| {

3411

1

			let multiplier = sp_runtime::FixedU128::from_u32(1);

3412

1

			pallet_transaction_payment::NextFeeMultiplier::<Runtime>::set(multiplier);

3413

1

			let actual = TransactionPaymentAsGasPrice::min_gas_price().0;

3414

1

			let expected: U256 = multiplier

3415

1

				.saturating_mul_int(currency::WEIGHT_FEE.saturating_mul(WEIGHT_PER_GAS as u128))

3416

1

				.into();

3417

1

3418

1

			assert_eq!(expected, actual);

3419

1

});

3420

1

3421

3422

	#[test]

3423

1

	fn test_min_gas_price_has_no_precision_loss_from_saturating_mul_int() {

3424

1

		let mut t: sp_io::TestExternalities = frame_system::GenesisConfig::<Runtime>::default()

3425

1

			.build_storage()

3426

1

			.unwrap()

3427

1

			.into();

3428

1

		t.execute_with(|| {

3429

1

			let multiplier_1 = sp_runtime::FixedU128::from_float(0.999593900000000000);

3430

1

			let multiplier_2 = sp_runtime::FixedU128::from_float(0.999593200000000000);

3431

1

3432

1

			pallet_transaction_payment::NextFeeMultiplier::<Runtime>::set(multiplier_1);

3433

1

			let a = TransactionPaymentAsGasPrice::min_gas_price();

3434

1

			pallet_transaction_payment::NextFeeMultiplier::<Runtime>::set(multiplier_2);

3435

1

			let b = TransactionPaymentAsGasPrice::min_gas_price();

3436

1

3437

1

			assert_ne!(

3438

				a, b,

3439

				"both gas prices were equal, unexpected precision loss incurred"

3440

);

3441

1

});

3442

1

3443

3444

	#[test]

3445

1

	fn test_fee_scenarios() {

3446

		use sp_runtime::FixedU128;

3447

1

		let mut t: sp_io::TestExternalities = frame_system::GenesisConfig::<Runtime>::default()

3448

1

			.build_storage()

3449

1

			.unwrap()

3450

1

			.into();

3451

1

		t.execute_with(|| {

3452

1

			let weight_fee_per_gas = (currency::WEIGHT_FEE).saturating_mul(WEIGHT_PER_GAS as u128);

3453

12

			let sim = |start_gas_price: u128, fullness: Perbill, num_blocks: u64| -> U256 {

3454

12

				let start_multiplier =

3455

12

					FixedU128::from_rational(start_gas_price, weight_fee_per_gas);

3456

12

				pallet_transaction_payment::NextFeeMultiplier::<Runtime>::set(start_multiplier);

3457

12

3458

12

				let block_weight = NORMAL_WEIGHT * fullness;

3459

3460

60004

				for i in 0..num_blocks {

3461

60004

					System::set_block_number(i as u32);

3462

60004

					System::set_block_consumed_resources(block_weight, 0);

3463

60004

					TransactionPayment::on_finalize(i as u32);

3464

60004

3465

3466

12

				TransactionPaymentAsGasPrice::min_gas_price().0

3467

12

};

3468

3469

			// The expected values are the ones observed during test execution,

3470

			// they are expected to change when parameters that influence

3471

			// the fee calculation are changed, and should be updated accordingly.

3472

			// If a test fails when nothing specific to fees has changed,

3473

			// it may indicate an unexpected collateral effect and should be investigated

3474

3475

1

			assert_eq!(

3476

1

				sim(100_000_000, Perbill::from_percent(0), 1),

3477

1

				U256::from(312_500_000u128), // lower bound enforced

3478

1

);

3479

1

			assert_eq!(

3480

1

				sim(100_000_000, Perbill::from_percent(25), 1),

3481

1

				U256::from(312_500_000u128),

3482

1

);

3483

1

			assert_eq!(

3484

1

				sim(100_000_000, Perbill::from_percent(50), 1),

3485

1

				U256::from(312_687_556u128), // slightly higher than lower bound

3486

1

);

3487

1

			assert_eq!(

3488

1

				sim(100_000_000, Perbill::from_percent(100), 1),

3489

1

				U256::from(313_313_556u128),

3490

1

);

3491

3492

			// 1 "real" hour (at 6-second blocks)

3493

1

			assert_eq!(

3494

1

				sim(100_000_000, Perbill::from_percent(0), 600),

3495

1

				U256::from(312_500_000u128),

3496

1

);

3497

1

			assert_eq!(

3498

1

				sim(100_000_000, Perbill::from_percent(25), 600),

3499

1

				U256::from(312_500_000u128),

3500

1

);

3501

1

			assert_eq!(

3502

1

				sim(100_000_000, Perbill::from_percent(50), 600),

3503

1

				U256::from(447_915_432u128),

3504

1

);

3505

1

			assert_eq!(

3506

1

				sim(100_000_000, Perbill::from_percent(100), 600),

3507

1

				U256::from(1_487_129_030u128),

3508

1

);

3509

3510

			// 1 "real" day (at 6-second blocks)

3511

1

			assert_eq!(

3512

1

				sim(100_000_000, Perbill::from_percent(0), 14400),

3513

1

				U256::from(312_500_000u128), // lower bound enforced

3514

1

);

3515

1

			assert_eq!(

3516

1

				sim(100_000_000, Perbill::from_percent(25), 14400),

3517

1

				U256::from(312_500_000u128),

3518

1

);

3519

1

			assert_eq!(

3520

1

				sim(100_000_000, Perbill::from_percent(50), 14400),

3521

1

				U256::from(1_766_664_654_709u128),

3522

1

);

3523

1

			assert_eq!(

3524

1

				sim(100_000_000, Perbill::from_percent(100), 14400),

3525

1

				U256::from(31_250_000_000_000u128), // upper bound enforced

3526

1

);

3527

1

});

3528

1

3529