Grcov report - integration

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// Copyright 2019-2022 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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//! Moonbeam 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 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 moonbeam_runtime::currency::{GIGAWEI, WEI};

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use moonbeam_runtime::runtime_params::dynamic_params;

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use moonbeam_runtime::{

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	asset_config::ForeignAssetInstance,

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	currency::GLMR,

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	xcm_config::{CurrencyId, SelfReserve},

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	AccountId, Balances, CrowdloanRewards, Executive, OpenTechCommitteeCollective,

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	ParachainStaking, PolkadotXcm, Precompiles, Runtime, RuntimeBlockWeights, RuntimeCall,

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	RuntimeEvent, System, TransactionPayment, TransactionPaymentAsGasPrice, Treasury,

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	TreasuryCouncilCollective, XcmTransactor, FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX, WEEKS,

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};

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use moonbeam_xcm_benchmarks::weights::XcmWeight;

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use moonkit_xcm_primitives::AccountIdAssetIdConversion;

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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_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,

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};

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use std::str::from_utf8;

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use xcm::{latest::prelude::*, 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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	moonbeam_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 = 10000 * 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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			<moonbeam_runtime::Runtime as pallet_xcm_transactor::Config>::CurrencyIdToLocation::convert(

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				currency_id,

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3

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			.unwrap(),

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),

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		fun: Fungibility::Fungible(amount),

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3

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3

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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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		<moonbeam_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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			<moonbeam_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 once https://github.com/paritytech/substrate/pull/9246

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	// is pulled in substrate deps.

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

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

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

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

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

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

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

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

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

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

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	is_pallet_prefix::<moonbeam_runtime::OpenTechCommitteeCollective>(

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		"OpenTechCommitteeCollective",

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);

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

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

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

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

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

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

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

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

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

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

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

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

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	is_pallet_prefix::<moonbeam_runtime::Migrations>("Migrations");

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

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

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

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

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

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

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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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		<moonbeam_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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		<moonbeam_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(55),

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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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		<moonbeam_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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1

},

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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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1

);

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	assert_eq!(

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		<moonbeam_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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},]

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);

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	assert_eq!(

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		<moonbeam_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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},

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1

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);

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

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

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298

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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(

307

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

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

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			Some(AccountId::from(ALICE)),

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1

311

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));

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		// OpenTechCommitteeCollective

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		assert_ok!(OpenTechCommitteeCollective::set_members(

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

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

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1

			Some(AccountId::from(ALICE)),

317

1

318

1

));

319

1

});

320

1

321

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#[test]

323

1

fn collective_set_members_general_admin_origin_works() {

324

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	use moonbeam_runtime::{

325

1

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

326

1

};

327

1

328

1

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

329

1

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

330

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		let alice = AccountId::from(ALICE);

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1

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		// TreasuryCouncilCollective

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		let _ = Utility::dispatch_as(

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			root_caller.clone(),

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

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			Box::new(

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

338

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

339

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					prime: Some(alice),

340

1

					old_count: 2,

341

1

342

1

				.into(),

343

1

),

344

1

);

345

1

		// OpenTechCommitteeCollective

346

1

		let _ = Utility::dispatch_as(

347

1

			root_caller,

348

1

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

349

1

			Box::new(

350

1

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

351

1

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

352

1

					prime: Some(alice),

353

1

					old_count: 2,

354

1

355

1

				.into(),

356

1

),

357

1

);

358

1

359

1

		assert_eq!(

360

1

			System::events()

361

1

				.into_iter()

362

2

				.filter_map(|r| {

363

2

					match r.event {

364

2

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

365

2

							if result.is_ok() =>

366

2

367

2

							Some(true)

368

369

						_ => None,

370

371

2

})

372

1

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

373

1

				.len(),

374

1

375

1

376

1

});

377

1

378

379

#[test]

380

1

fn collective_set_members_signed_origin_does_not_work() {

381

1

	let alice = AccountId::from(ALICE);

382

1

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

383

1

		// TreasuryCouncilCollective

384

1

		assert!(TreasuryCouncilCollective::set_members(

385

1

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

386

1

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

387

1

			Some(AccountId::from(ALICE)),

388

1

389

1

390

1

		.is_err());

391

		// OpenTechCommitteeCollective

392

1

		assert!(OpenTechCommitteeCollective::set_members(

393

1

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

394

1

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

395

1

			Some(AccountId::from(ALICE)),

396

1

397

1

398

1

		.is_err());

399

1

});

400

1

401

402

#[test]

403

1

fn verify_pallet_indices() {

404

32

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

405

32

		assert_eq!(

406

32

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

407

32

			Some(index)

408

32

);

409

32

410

1

411

1

	// System support

412

1

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

413

1

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

414

1

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

415

1

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

416

1

	// Monetary

417

1

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

418

1

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

419

1

	// Consensus support

420

1

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

421

1

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

422

1

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

423

1

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

424

1

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

425

1

	// Handy utilities

426

1

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

427

1

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

428

1

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

429

1

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

430

1

	is_pallet_index::<moonbeam_runtime::Migrations>(34);

431

1

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

432

1

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

433

1

	// Ethereum compatibility

434

1

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

435

1

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

436

1

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

437

1

	// Governance

438

1

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

439

1

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

440

1

	// Council

441

1

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

442

1

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

443

1

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

444

1

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

445

1

	// Treasury

446

1

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

447

1

	// Crowdloan

448

1

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

449

1

	// XCM Stuff

450

1

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

451

1

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

452

1

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

453

1

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

454

1

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

455

1

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

456

1

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

457

1

458

459

#[test]

460

1

fn verify_reserved_indices() {

461

1

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

462

1

		.build_storage()

463

1

		.unwrap()

464

1

		.into();

465

1

466

1

	t.execute_with(|| {

467

1

		use frame_metadata::*;

468

1

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

469

1

		let metadata = match metadata.1 {

470

1

			RuntimeMetadata::V14(metadata) => metadata,

471

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

472

};

473

		// 40: Sudo

474

		// 53: BaseFee

475

		// 108: pallet_assets::<Instance1>

476

1

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

477

1

		let existing = metadata

478

1

			.pallets

479

1

			.iter()

480

49

			.map(|p| p.index)

481

1

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

482

3

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

483

1

});

484

1

485

486

#[test]

487

1

fn verify_proxy_type_indices() {

488

1

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

489

1

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

490

1

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

491

1

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

492

1

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

493

1

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

494

1

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

495

1

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

496

1

497

498

#[test]

499

1

fn join_collator_candidates() {

500

1

	ExtBuilder::default()

501

1

		.with_balances(vec![

502

1

			(AccountId::from(ALICE), 10_000_000 * GLMR),

503

1

			(AccountId::from(BOB), 10_000_000 * GLMR),

504

1

			(AccountId::from(CHARLIE), 10_000_000 * GLMR),

505

1

			(AccountId::from(DAVE), 10_000_000 * GLMR),

506

1

])

507

1

		.with_collators(vec![

508

1

			(AccountId::from(ALICE), 2_000_000 * GLMR),

509

1

			(AccountId::from(BOB), 2_000_000 * GLMR),

510

1

])

511

1

		.with_delegations(vec![

512

1

513

1

				AccountId::from(CHARLIE),

514

1

				AccountId::from(ALICE),

515

1

				5_000 * GLMR,

516

1

),

517

1

			(AccountId::from(CHARLIE), AccountId::from(BOB), 5_000 * GLMR),

518

1

])

519

1

		.build()

520

1

		.execute_with(|| {

521

1

			assert_noop!(

522

1

				ParachainStaking::join_candidates(

523

1

					origin_of(AccountId::from(ALICE)),

524

1

					2_000_000 * GLMR,

525

1

					2u32

526

1

),

527

1

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

528

1

);

529

1

			assert_noop!(

530

1

				ParachainStaking::join_candidates(

531

1

					origin_of(AccountId::from(CHARLIE)),

532

1

					2_000_000 * GLMR,

533

1

					2u32

534

1

),

535

1

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

536

1

);

537

1

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

538

1

			assert_ok!(ParachainStaking::join_candidates(

539

1

				origin_of(AccountId::from(DAVE)),

540

1

				2_000_000 * GLMR,

541

1

				2u32

542

1

));

543

1

			assert_eq!(

544

1

				last_event(),

545

1

				RuntimeEvent::ParachainStaking(

546

1

					pallet_parachain_staking::Event::JoinedCollatorCandidates {

547

1

						account: AccountId::from(DAVE),

548

1

						amount_locked: 2_000_000 * GLMR,

549

1

						new_total_amt_locked: 6_010_000 * GLMR

550

1

551

1

552

1

);

553

1

			let candidates = ParachainStaking::candidate_pool();

554

1

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

555

1

			assert_eq!(candidates.0[0].amount, 2_005_000 * GLMR);

556

1

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

557

1

			assert_eq!(candidates.0[1].amount, 2_005_000 * GLMR);

558

1

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

559

1

			assert_eq!(candidates.0[2].amount, 2_000_000 * GLMR);

560

1

});

561

1

562

563

#[test]

564

1

fn transfer_through_evm_to_stake() {

565

1

	ExtBuilder::default()

566

1

		.with_balances(vec![(AccountId::from(ALICE), 10_000_000 * GLMR)])

567

1

		.build()

568

1

		.execute_with(|| {

569

1

			// Charlie has no balance => fails to stake

570

1

			assert_noop!(

571

1

				ParachainStaking::join_candidates(

572

1

					origin_of(AccountId::from(CHARLIE)),

573

1

					2_000_000 * GLMR,

574

1

					2u32

575

1

),

576

1

				DispatchError::Module(ModuleError {

577

1

					index: 20,

578

1

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

579

1

					message: Some("InsufficientBalance")

580

1

})

581

1

);

582

			// Alice transfer from free balance 3_000_000 GLMR to Bob

583

1

			assert_ok!(Balances::transfer_allow_death(

584

1

				origin_of(AccountId::from(ALICE)),

585

1

				AccountId::from(BOB),

586

1

				3_000_000 * GLMR,

587

1

));

588

1

			assert_eq!(

589

1

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

590

1

				3_000_000 * GLMR

591

1

);

592

593

1

			let gas_limit = 100000u64;

594

1

			let gas_price: U256 = BASE_FEE_GENESIS.into();

595

1

			// Bob transfers 2_000_000 GLMR to Charlie via EVM

596

1

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

597

1

				source: H160::from(BOB),

598

1

				target: H160::from(CHARLIE),

599

1

				input: vec![],

600

1

				value: (2_000_000 * GLMR).into(),

601

1

				gas_limit,

602

1

				max_fee_per_gas: gas_price,

603

1

				max_priority_fee_per_gas: None,

604

1

				nonce: None,

605

1

				access_list: Vec::new(),

606

1

})

607

1

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

608

1

			assert_eq!(

609

1

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

610

1

				2_000_000 * GLMR,

611

1

);

612

613

			// Charlie can stake now

614

1

			assert_ok!(ParachainStaking::join_candidates(

615

1

				origin_of(AccountId::from(CHARLIE)),

616

1

				2_000_000 * GLMR,

617

1

				2u32

618

1

			),);

619

1

			let candidates = ParachainStaking::candidate_pool();

620

1

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

621

1

			assert_eq!(candidates.0[0].amount, 2_000_000 * GLMR);

622

1

});

623

1

624

625

#[test]

626

1

fn reward_block_authors() {

627

1

	ExtBuilder::default()

628

1

		.with_balances(vec![

629

1

			// Alice gets 10k extra tokens for her mapping deposit

630

1

			(AccountId::from(ALICE), 10_010_000 * GLMR),

631

1

			(AccountId::from(BOB), 10_000_000 * GLMR),

632

1

])

633

1

		.with_collators(vec![(AccountId::from(ALICE), 2_000_000 * GLMR)])

634

1

		.with_delegations(vec![(

635

1

			AccountId::from(BOB),

636

1

			AccountId::from(ALICE),

637

1

			50_000 * GLMR,

638

1

)])

639

1

		.with_mappings(vec![(

640

1

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

641

1

			AccountId::from(ALICE),

642

1

)])

643

1

		.build()

644

1

		.execute_with(|| {

645

1

			increase_last_relay_slot_number(1);

646

1

			// Just before round 3

647

1

			run_to_block(7199, Some(NimbusId::from_slice(&ALICE_NIMBUS).unwrap()));

648

1

			// no rewards doled out yet

649

1

			assert_eq!(

650

1

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

651

1

				8_010_000 * GLMR,

652

1

);

653

1

			assert_eq!(

654

1

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

655

1

				9_950_000 * GLMR,

656

1

);

657

1

			run_to_block(7201, Some(NimbusId::from_slice(&ALICE_NIMBUS).unwrap()));

658

1

			// rewards minted and distributed

659

1

			assert_eq!(

660

1

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

661

1

				8990978048702400000000000,

662

1

);

663

1

			assert_eq!(

664

1

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

665

1

				9969521950497200000000000,

666

1

);

667

1

});

668

1

669

670

#[test]

671

1

fn reward_block_authors_with_parachain_bond_reserved() {

672

1

	ExtBuilder::default()

673

1

		.with_balances(vec![

674

1

			// Alice gets 10k extra tokens for her mapping deposit

675

1

			(AccountId::from(ALICE), 10_010_000 * GLMR),

676

1

			(AccountId::from(BOB), 10_000_000 * GLMR),

677

1

			(AccountId::from(CHARLIE), 10_000 * GLMR),

678

1

])

679

1

		.with_collators(vec![(AccountId::from(ALICE), 2_000_000 * GLMR)])

680

1

		.with_delegations(vec![(

681

1

			AccountId::from(BOB),

682

1

			AccountId::from(ALICE),

683

1

			50_000 * GLMR,

684

1

)])

685

1

		.with_mappings(vec![(

686

1

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

687

1

			AccountId::from(ALICE),

688

1

)])

689

1

		.build()

690

1

		.execute_with(|| {

691

1

			increase_last_relay_slot_number(1);

692

1

			assert_ok!(ParachainStaking::set_parachain_bond_account(

693

1

				root_origin(),

694

1

				AccountId::from(CHARLIE),

695

1

			),);

696

697

			// Stop just before round 3

698

1

			run_to_block(7199, Some(NimbusId::from_slice(&ALICE_NIMBUS).unwrap()));

699

1

			// no collators rewards doled out yet

700

1

			assert_eq!(

701

1

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

702

1

				8_010_000 * GLMR,

703

1

);

704

1

			assert_eq!(

705

1

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

706

1

				9_950_000 * GLMR,

707

1

);

708

			// 30% reserved for parachain bond

709

1

			assert_eq!(

710

1

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

711

1

				310300000000000000000000,

712

1

);

713

714

			// Go to round 3

715

1

			run_to_block(7201, Some(NimbusId::from_slice(&ALICE_NIMBUS).unwrap()));

716

1

717

1

			// collators rewards minted and distributed

718

1

			assert_eq!(

719

1

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

720

1

				8698492682878000000000000,

721

1

);

722

1

			assert_eq!(

723

1

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

724

1

				9962207316621500000000000,

725

1

);

726

			// 30% reserved for parachain bond again

727

1

			assert_eq!(

728

1

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

729

1

				615104500000000000000000,

730

1

);

731

1

});

732

1

733

734

#[test]

735

1

fn initialize_crowdloan_addresses_with_batch_and_pay() {

736

1

	ExtBuilder::default()

737

1

		.with_balances(vec![

738

1

			(AccountId::from(ALICE), 200_000 * GLMR),

739

1

			(AccountId::from(BOB), 100_000 * GLMR),

740

1

])

741

1

		.with_collators(vec![(AccountId::from(ALICE), 100_000 * GLMR)])

742

1

		.with_mappings(vec![(

743

1

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

744

1

			AccountId::from(ALICE),

745

1

)])

746

1

		.with_crowdloan_fund(300_000_000 * GLMR)

747

1

		.build()

748

1

		.execute_with(|| {

749

1

			// set parachain inherent data

750

1

			set_parachain_inherent_data();

751

1

			let init_block = CrowdloanRewards::init_vesting_block();

752

1

			// This matches the previous vesting

753

1

			let end_block = init_block + 4 * WEEKS;

754

1

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

755

1

			assert_ok!(

756

1

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

757

1

					calls: vec![

758

1

						RuntimeCall::CrowdloanRewards(

759

1

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

760

1

								rewards: vec![(

761

1

									[4u8; 32].into(),

762

1

									Some(AccountId::from(CHARLIE)),

763

1

									150_000_000 * GLMR

764

1

)]

765

1

766

1

),

767

1

						RuntimeCall::CrowdloanRewards(

768

1

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

769

1

								rewards: vec![(

770

1

									[5u8; 32].into(),

771

1

									Some(AccountId::from(DAVE)),

772

1

									150_000_000 * GLMR

773

1

)]

774

1

775

1

),

776

1

						RuntimeCall::CrowdloanRewards(

777

1

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

778

1

								lease_ending_block: end_block

779

1

780

1

781

1

782

1

})

783

1

				.dispatch(root_origin())

784

1

);

785

			// 30 percent initial payout

786

1

			assert_eq!(

787

1

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

788

1

				45_000_000 * GLMR

789

1

);

790

			// 30 percent initial payout

791

1

			assert_eq!(Balances::balance(&AccountId::from(DAVE)), 45_000_000 * GLMR);

792

1

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

793

1

			assert_eq!(last_event(), expected);

794

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

795

1

			assert_ok!(

796

1

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

797

1

					calls: vec![RuntimeCall::CrowdloanRewards(

798

1

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

799

1

							rewards: vec![(

800

1

								[4u8; 32].into(),

801

1

								Some(AccountId::from(ALICE)),

802

1

								43_200_000

803

1

)]

804

1

805

1

)]

806

1

})

807

1

				.dispatch(root_origin())

808

1

);

809

1

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

810

1

				index: 0,

811

1

				error: DispatchError::Module(ModuleError {

812

1

					index: 90,

813

1

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

814

1

					message: None,

815

1

}),

816

1

});

817

1

			assert_eq!(last_event(), expected_fail);

818

			// Claim 1 block.

819

1

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

820

1

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

821

822

1

			let vesting_period = 4 * WEEKS as u128;

823

1

			let per_block = (105_000_000 * GLMR) / vesting_period;

824

1

825

1

			assert_eq!(

826

1

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

827

1

					.unwrap()

828

1

					.claimed_reward,

829

1

				(45_000_000 * GLMR) + per_block

830

1

);

831

1

			assert_eq!(

832

1

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

833

1

					.unwrap()

834

1

					.claimed_reward,

835

1

				(45_000_000 * GLMR) + per_block

836

1

);

837

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

838

1

			assert_eq!(

839

1

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

840

1

				(45_000_000 * GLMR) + per_block

841

1

);

842

1

			assert_eq!(

843

1

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

844

1

				(45_000_000 * GLMR) + per_block

845

1

);

846

1

			assert_noop!(

847

1

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

848

1

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

849

1

);

850

1

});

851

1

852

853

#[test]

854

1

fn initialize_crowdloan_address_and_change_with_relay_key_sig() {

855

1

	ExtBuilder::default()

856

1

		.with_balances(vec![

857

1

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

858

1

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

859

1

])

860

1

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

861

1

		.with_mappings(vec![(

862

1

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

863

1

			AccountId::from(ALICE),

864

1

)])

865

1

		.with_crowdloan_fund(3_000_000 * GLMR)

866

1

		.build()

867

1

		.execute_with(|| {

868

1

			// set parachain inherent data

869

1

			set_parachain_inherent_data();

870

1

			let init_block = CrowdloanRewards::init_vesting_block();

871

1

			// This matches the previous vesting

872

1

			let end_block = init_block + 4 * WEEKS;

873

1

874

1

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

875

1

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

876

1

877

1

			let public1 = pair1.public();

878

1

			let public2 = pair2.public();

879

1

880

1

			// signature is new_account || previous_account

881

1

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

882

1

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

883

1

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

884

1

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

885

1

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

886

1

			let signature1 = pair1.sign(&message);

887

1

			let signature2 = pair2.sign(&message);

888

1

889

1

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

890

1

			assert_ok!(

891

1

				// two relay accounts pointing at the same reward account

892

1

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

893

1

					calls: vec![

894

1

						RuntimeCall::CrowdloanRewards(

895

1

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

896

1

								rewards: vec![(

897

1

									public1.into(),

898

1

									Some(AccountId::from(CHARLIE)),

899

1

									1_500_000 * GLMR

900

1

)]

901

1

902

1

),

903

1

						RuntimeCall::CrowdloanRewards(

904

1

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

905

1

								rewards: vec![(

906

1

									public2.into(),

907

1

									Some(AccountId::from(CHARLIE)),

908

1

									1_500_000 * GLMR

909

1

)]

910

1

911

1

),

912

1

						RuntimeCall::CrowdloanRewards(

913

1

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

914

1

								lease_ending_block: end_block

915

1

916

1

917

1

918

1

})

919

1

				.dispatch(root_origin())

920

1

);

921

			// 30 percent initial payout

922

1

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

923

924

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

925

1

			assert_noop!(

926

1

				CrowdloanRewards::change_association_with_relay_keys(

927

1

					origin_of(AccountId::from(CHARLIE)),

928

1

					AccountId::from(DAVE),

929

1

					AccountId::from(CHARLIE),

930

1

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

931

1

),

932

1

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

933

1

);

934

935

			// this should be valid

936

1

			assert_ok!(CrowdloanRewards::change_association_with_relay_keys(

937

1

				origin_of(AccountId::from(CHARLIE)),

938

1

				AccountId::from(DAVE),

939

1

				AccountId::from(CHARLIE),

940

1

				vec![

941

1

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

942

1

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

943

1

944

1

));

945

946

1

			assert_eq!(

947

1

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

948

1

					.unwrap()

949

1

					.claimed_reward,

950

1

				(900_000 * GLMR)

951

1

);

952

1

});

953

1

954

955

#[test]

956

1

fn claim_via_precompile() {

957

1

	ExtBuilder::default()

958

1

		.with_balances(vec![

959

1

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

960

1

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

961

1

])

962

1

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

963

1

		.with_mappings(vec![(

964

1

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

965

1

			AccountId::from(ALICE),

966

1

)])

967

1

		.with_crowdloan_fund(3_000_000 * GLMR)

968

1

		.build()

969

1

		.execute_with(|| {

970

1

			// set parachain inherent data

971

1

			set_parachain_inherent_data();

972

1

			let init_block = CrowdloanRewards::init_vesting_block();

973

1

			// This matches the previous vesting

974

1

			let end_block = init_block + 4 * WEEKS;

975

1

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

976

1

			assert_ok!(

977

1

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

978

1

					calls: vec![

979

1

						RuntimeCall::CrowdloanRewards(

980

1

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

981

1

								rewards: vec![(

982

1

									[4u8; 32].into(),

983

1

									Some(AccountId::from(CHARLIE)),

984

1

									1_500_000 * GLMR

985

1

)]

986

1

987

1

),

988

1

						RuntimeCall::CrowdloanRewards(

989

1

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

990

1

								rewards: vec![(

991

1

									[5u8; 32].into(),

992

1

									Some(AccountId::from(DAVE)),

993

1

									1_500_000 * GLMR

994

1

)]

995

1

996

1

),

997

1

						RuntimeCall::CrowdloanRewards(

998

1

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

999

1

								lease_ending_block: end_block

1000

1

1001

1

1002

1

1003

1

})

1004

1

				.dispatch(root_origin())

1005

1

);

1006

1007

1

			assert!(CrowdloanRewards::initialized());

1008

1009

			// 30 percent initial payout

1010

1

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

1011

			// 30 percent initial payout

1012

1

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

1013

1014

1

			let crowdloan_precompile_address = H160::from_low_u64_be(2049);

1015

1

1016

1

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

1017

1

			let gas_limit = 100000u64;

1018

1

			let gas_price: U256 = BASE_FEE_GENESIS.into();

1019

1

1020

1

			// Construct the call data (selector, amount)

1021

1

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

1022

1

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

1023

1

1024

1

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

1025

1

				source: H160::from(CHARLIE),

1026

1

				target: crowdloan_precompile_address,

1027

1

				input: call_data,

1028

1

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

1029

1

				gas_limit,

1030

1

				max_fee_per_gas: gas_price,

1031

1

				max_priority_fee_per_gas: None,

1032

1

				nonce: None, // Use the next nonce

1033

1

				access_list: Vec::new(),

1034

1

})

1035

1

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

1036

1037

1

			let vesting_period = 4 * WEEKS as u128;

1038

1

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

1039

1

1040

1

			assert_eq!(

1041

1

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

1042

1

					.unwrap()

1043

1

					.claimed_reward,

1044

1

				(450_000 * GLMR) + per_block

1045

1

);

1046

1

})

1047

1

1048

1049

#[test]

1050

1

fn is_contributor_via_precompile() {

1051

1

	ExtBuilder::default()

1052

1

		.with_balances(vec![

1053

1

			(AccountId::from(ALICE), 200_000 * GLMR),

1054

1

			(AccountId::from(BOB), 100_000 * GLMR),

1055

1

])

1056

1

		.with_collators(vec![(AccountId::from(ALICE), 100_000 * GLMR)])

1057

1

		.with_mappings(vec![(

1058

1

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

1059

1

			AccountId::from(ALICE),

1060

1

)])

1061

1

		.with_crowdloan_fund(3_000_000_000 * GLMR)

1062

1

		.build()

1063

1

		.execute_with(|| {

1064

1

			// set parachain inherent data

1065

1

			set_parachain_inherent_data();

1066

1

			let init_block = CrowdloanRewards::init_vesting_block();

1067

1

			// This matches the previous vesting

1068

1

			let end_block = init_block + 4 * WEEKS;

1069

1

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

1070

1

			assert_ok!(

1071

1

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

1072

1

					calls: vec![

1073

1

						RuntimeCall::CrowdloanRewards(

1074

1

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

1075

1

								rewards: vec![(

1076

1

									[4u8; 32].into(),

1077

1

									Some(AccountId::from(CHARLIE)),

1078

1

									1_500_000_000 * GLMR

1079

1

)]

1080

1

1081

1

),

1082

1

						RuntimeCall::CrowdloanRewards(

1083

1

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

1084

1

								rewards: vec![(

1085

1

									[5u8; 32].into(),

1086

1

									Some(AccountId::from(DAVE)),

1087

1

									1_500_000_000 * GLMR

1088

1

)]

1089

1

1090

1

),

1091

1

						RuntimeCall::CrowdloanRewards(

1092

1

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

1093

1

								lease_ending_block: end_block

1094

1

1095

1

1096

1

1097

1

})

1098

1

				.dispatch(root_origin())

1099

1

);

1100

1101

1

			let crowdloan_precompile_address = H160::from_low_u64_be(2049);

1102

1

1103

1

			// Assert precompile reports Bob is not a contributor

1104

1

			Precompiles::new()

1105

1

				.prepare_test(

1106

1

					ALICE,

1107

1

					crowdloan_precompile_address,

1108

1

					CrowdloanRewardsPCall::is_contributor {

1109

1

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

1110

1

},

1111

1

1112

1

				.expect_cost(1669)

1113

1

				.expect_no_logs()

1114

1

				.execute_returns(false);

1115

1

1116

1

			// Assert precompile reports Charlie is a nominator

1117

1

			Precompiles::new()

1118

1

				.prepare_test(

1119

1

					ALICE,

1120

1

					crowdloan_precompile_address,

1121

1

					CrowdloanRewardsPCall::is_contributor {

1122

1

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

1123

1

},

1124

1

1125

1

				.expect_cost(1669)

1126

1

				.expect_no_logs()

1127

1

				.execute_returns(true);

1128

1

})

1129

1

1130

1131

#[test]

1132

1

fn reward_info_via_precompile() {

1133

1

	ExtBuilder::default()

1134

1

		.with_balances(vec![

1135

1

			(AccountId::from(ALICE), 200_000 * GLMR),

1136

1

			(AccountId::from(BOB), 100_000 * GLMR),

1137

1

])

1138

1

		.with_collators(vec![(AccountId::from(ALICE), 100_000 * GLMR)])

1139

1

		.with_mappings(vec![(

1140

1

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

1141

1

			AccountId::from(ALICE),

1142

1

)])

1143

1

		.with_crowdloan_fund(3_000_000 * GLMR)

1144

1

		.build()

1145

1

		.execute_with(|| {

1146

1

			// set parachain inherent data

1147

1

			set_parachain_inherent_data();

1148

1

			let init_block = CrowdloanRewards::init_vesting_block();

1149

1

			// This matches the previous vesting

1150

1

			let end_block = init_block + 4 * WEEKS;

1151

1

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

1152

1

			assert_ok!(

1153

1

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

1154

1

					calls: vec![

1155

1

						RuntimeCall::CrowdloanRewards(

1156

1

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

1157

1

								rewards: vec![(

1158

1

									[4u8; 32].into(),

1159

1

									Some(AccountId::from(CHARLIE)),

1160

1

									1_500_000 * GLMR

1161

1

)]

1162

1

1163

1

),

1164

1

						RuntimeCall::CrowdloanRewards(

1165

1

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

1166

1

								rewards: vec![(

1167

1

									[5u8; 32].into(),

1168

1

									Some(AccountId::from(DAVE)),

1169

1

									1_500_000 * GLMR

1170

1

)]

1171

1

1172

1

),

1173

1

						RuntimeCall::CrowdloanRewards(

1174

1

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

1175

1

								lease_ending_block: end_block

1176

1

1177

1

1178

1

1179

1

})

1180

1

				.dispatch(root_origin())

1181

1

);

1182

1183

1

			let crowdloan_precompile_address = H160::from_low_u64_be(2049);

1184

1

1185

1

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

1186

1

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

1187

1

1188

1

			// Assert precompile reports correct Charlie reward info.

1189

1

			Precompiles::new()

1190

1

				.prepare_test(

1191

1

					ALICE,

1192

1

					crowdloan_precompile_address,

1193

1

					CrowdloanRewardsPCall::reward_info {

1194

1

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

1195

1

},

1196

1

1197

1

				.expect_cost(1669)

1198

1

				.expect_no_logs()

1199

1

				.execute_returns((expected_total, expected_claimed));

1200

1

})

1201

1

1202

1203

#[test]

1204

1

fn update_reward_address_via_precompile() {

1205

1

	ExtBuilder::default()

1206

1

		.with_balances(vec![

1207

1

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

1208

1

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

1209

1

])

1210

1

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

1211

1

		.with_mappings(vec![(

1212

1

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

1213

1

			AccountId::from(ALICE),

1214

1

)])

1215

1

		.with_crowdloan_fund(3_000_000 * GLMR)

1216

1

		.build()

1217

1

		.execute_with(|| {

1218

1

			// set parachain inherent data

1219

1

			set_parachain_inherent_data();

1220

1

			let init_block = CrowdloanRewards::init_vesting_block();

1221

1

			// This matches the previous vesting

1222

1

			let end_block = init_block + 4 * WEEKS;

1223

1

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

1224

1

			assert_ok!(

1225

1

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

1226

1

					calls: vec![

1227

1

						RuntimeCall::CrowdloanRewards(

1228

1

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

1229

1

								rewards: vec![(

1230

1

									[4u8; 32].into(),

1231

1

									Some(AccountId::from(CHARLIE)),

1232

1

									1_500_000 * GLMR

1233

1

)]

1234

1

1235

1

),

1236

1

						RuntimeCall::CrowdloanRewards(

1237

1

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

1238

1

								rewards: vec![(

1239

1

									[5u8; 32].into(),

1240

1

									Some(AccountId::from(DAVE)),

1241

1

									1_500_000 * GLMR

1242

1

)]

1243

1

1244

1

),

1245

1

						RuntimeCall::CrowdloanRewards(

1246

1

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

1247

1

								lease_ending_block: end_block

1248

1

1249

1

1250

1

1251

1

})

1252

1

				.dispatch(root_origin())

1253

1

);

1254

1255

1

			let crowdloan_precompile_address = H160::from_low_u64_be(2049);

1256

1

1257

1

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

1258

1

			let gas_limit = 100000u64;

1259

1

			let gas_price: U256 = BASE_FEE_GENESIS.into();

1260

1

1261

1

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

1262

1

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

1263

1

			call_data[0..4]

1264

1

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

1265

1

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

1266

1

1267

1

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

1268

1

				source: H160::from(CHARLIE),

1269

1

				target: crowdloan_precompile_address,

1270

1

				input: call_data,

1271

1

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

1272

1

				gas_limit,

1273

1

				max_fee_per_gas: gas_price,

1274

1

				max_priority_fee_per_gas: None,

1275

1

				nonce: None, // Use the next nonce

1276

1

				access_list: Vec::new(),

1277

1

})

1278

1

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

1279

1280

1

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

1281

1

			assert_eq!(

1282

1

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

1283

1

					.unwrap()

1284

1

					.claimed_reward,

1285

1

				(450_000 * GLMR)

1286

1

);

1287

1

})

1288

1

1289

1290

1

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

1291

1

where

1292

1

	F: FnMut() -> (),

1293

1

1294

1

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

1295

1

		.build_storage()

1296

1

		.unwrap()

1297

1

		.into();

1298

1

	t.execute_with(|| {

1299

1

		System::set_block_consumed_resources(w, 0);

1300

1

		assertions()

1301

1

});

1302

1

1303

1304

#[test]

1305

#[rustfmt::skip]

1306

1

fn length_fee_is_sensible() {

1307

1

	use sp_runtime::testing::TestXt;

1308

1

1309

1

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

1310

1

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

1311

1

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

1312

1

		let uxt: TestXt<_, ()> = TestXt::new(call, Some((1u64, ())));

1313

1

1314

9

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

1315

9

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

1316

9

				.inclusion_fee

1317

9

				.expect("fee should be calculated")

1318

9

				.len_fee

1319

9

};

1320

1321

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

1322

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

1323

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

1324

		//                             |           |

1325

1

		assert_eq!(                    100_000_000_100, calc_fee(1));

1326

1

		assert_eq!(                  1_000_000_100_000, calc_fee(10));

1327

1

		assert_eq!(                 10_000_100_000_000, calc_fee(100));

1328

1

		assert_eq!(                100_100_000_000_000, calc_fee(1_000));

1329

1

		assert_eq!(              1_100_000_000_000_000, calc_fee(10_000)); // inflection point

1330

1

		assert_eq!(            110_000_000_000_000_000, calc_fee(100_000));

1331

1

		assert_eq!(        100_100_000_000_000_000_000, calc_fee(1_000_000)); // 100 GLMR, ~ 1MB

1332

1

		assert_eq!(    100_001_000_000_000_000_000_000, calc_fee(10_000_000));

1333

1

		assert_eq!(100_000_010_000_000_000_000_000_000, calc_fee(100_000_000));

1334

1

});

1335

1

1336

1337

#[test]

1338

1

fn multiplier_can_grow_from_zero() {

1339

1

	use frame_support::traits::Get;

1340

1

1341

1

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

1342

1

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

1343

1

		* RuntimeBlockWeights::get()

1344

1

			.get(DispatchClass::Normal)

1345

1

			.max_total

1346

1

			.unwrap();

1347

1

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

1348

1

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

1349

1

	run_with_system_weight(target * 101 / 100, || {

1350

1

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

1351

1

		assert!(

1352

1

			next > minimum_multiplier,

1353

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

1354

			next,

1355

			minimum_multiplier

1356

);

1357

1

})

1358

1

1359

1360

#[test]

1361

1

fn ethereum_invalid_transaction() {

1362

1

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

1363

1

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

1364

1

		// on chain is rejected.

1365

1

		assert_eq!(

1366

1

			Executive::apply_extrinsic(unchecked_eth_tx(INVALID_ETH_TX)),

1367

1

			Err(

1368

1

				sp_runtime::transaction_validity::TransactionValidityError::Invalid(

1369

1

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

1370

1

1371

1

1372

1

);

1373

1

});

1374

1

1375

1376

#[test]

1377

1

fn initial_gas_fee_is_correct() {

1378

1

	use fp_evm::FeeCalculator;

1379

1

1380

1

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

1381

1

		let multiplier = TransactionPayment::next_fee_multiplier();

1382

1

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

1383

1384

1

		assert_eq!(

1385

1

			TransactionPaymentAsGasPrice::min_gas_price(),

1386

1

1387

1

				31_250_000_000u128.into(),

1388

1

				Weight::from_parts(41_742_000u64, 0)

1389

1

1390

1

);

1391

1

});

1392

1

1393

1394

#[test]

1395

1

fn min_gas_fee_is_correct() {

1396

1

	use fp_evm::FeeCalculator;

1397

1

	use frame_support::traits::Hooks;

1398

1

1399

1

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

1400

1

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

1401

1

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

1402

1

1403

1

		let multiplier = TransactionPayment::next_fee_multiplier();

1404

1

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

1405

1406

1

		assert_eq!(

1407

1

			TransactionPaymentAsGasPrice::min_gas_price(),

1408

1

1409

1

				31_250_000_000u128.into(),

1410

1

				Weight::from_parts(41_742_000u64, 0)

1411

1

1412

1

);

1413

1

});

1414

1

1415

1416

#[test]

1417

1

fn transfer_ed_0_substrate() {

1418

1

	ExtBuilder::default()

1419

1

		.with_balances(vec![

1420

1

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

1421

1

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

1422

1

])

1423

1

		.build()

1424

1

		.execute_with(|| {

1425

1

			// Substrate transfer

1426

1

			assert_ok!(Balances::transfer_allow_death(

1427

1

				origin_of(AccountId::from(ALICE)),

1428

1

				AccountId::from(BOB),

1429

1

				1 * GLMR,

1430

1

));

1431

			// 1 WEI is left in the account

1432

1

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

1433

1

});

1434

1

1435

1436

#[test]

1437

1

fn transfer_ed_0_evm() {

1438

1

	ExtBuilder::default()

1439

1

		.with_balances(vec![

1440

1

1441

1

				AccountId::from(ALICE),

1442

1

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

1443

1

),

1444

1

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

1445

1

])

1446

1

		.build()

1447

1

		.execute_with(|| {

1448

1

			set_parachain_inherent_data();

1449

1

			// EVM transfer

1450

1

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

1451

1

				source: H160::from(ALICE),

1452

1

				target: H160::from(BOB),

1453

1

				input: Vec::new(),

1454

1

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

1455

1

				gas_limit: 21_000u64,

1456

1

				max_fee_per_gas: BASE_FEE_GENESIS.into(),

1457

1

				max_priority_fee_per_gas: Some(BASE_FEE_GENESIS.into()),

1458

1

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

1459

1

				access_list: Vec::new(),

1460

1

})

1461

1

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

1462

			// 1 WEI is left in the account

1463

1

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

1464

1

});

1465

1

1466

1467

#[test]

1468

1

fn refund_ed_0_evm() {

1469

1

	ExtBuilder::default()

1470

1

		.with_balances(vec![

1471

1

1472

1

				AccountId::from(ALICE),

1473

1

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

1474

1

),

1475

1

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

1476

1

])

1477

1

		.build()

1478

1

		.execute_with(|| {

1479

1

			set_parachain_inherent_data();

1480

1

			// EVM transfer that zeroes ALICE

1481

1

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

1482

1

				source: H160::from(ALICE),

1483

1

				target: H160::from(BOB),

1484

1

				input: Vec::new(),

1485

1

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

1486

1

				gas_limit: 21_777u64,

1487

1

				max_fee_per_gas: BASE_FEE_GENESIS.into(),

1488

1

				max_priority_fee_per_gas: Some(BASE_FEE_GENESIS.into()),

1489

1

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

1490

1

				access_list: Vec::new(),

1491

1

})

1492

1

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

1493

			// ALICE is refunded

1494

1

			assert_eq!(

1495

1

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

1496

1

				777 * BASE_FEE_GENESIS + existential_deposit(),

1497

1

);

1498

1

});

1499

1

1500

1501

#[test]

1502

1

fn author_does_receive_priority_fee() {

1503

1

	ExtBuilder::default()

1504

1

		.with_balances(vec![(

1505

1

			AccountId::from(BOB),

1506

1

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

1507

1

)])

1508

1

		.build()

1509

1

		.execute_with(|| {

1510

1

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

1511

1

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

1512

1

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

1513

1

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

1514

1

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

1515

1

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

1516

1

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

1517

1

1518

1

			// EVM transfer.

1519

1

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

1520

1

				source: H160::from(BOB),

1521

1

				target: H160::from(ALICE),

1522

1

				input: Vec::new(),

1523

1

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

1524

1

				gas_limit: 21_000u64,

1525

1

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

1526

1

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

1527

1

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

1528

1

				access_list: Vec::new(),

1529

1

})

1530

1

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

1531

1532

1

			let priority_fee = 200 * GIGAWEI * 21_000;

1533

1

			// Author free balance increased by priority fee.

1534

1

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

1535

1

});

1536

1

1537

1538

#[test]

1539

1

fn total_issuance_after_evm_transaction_with_priority_fee() {

1540

1

	use fp_evm::FeeCalculator;

1541

1

	ExtBuilder::default()

1542

1

		.with_balances(vec![

1543

1

1544

1

				AccountId::from(BOB),

1545

1

				(1 * GLMR) + (21_000 * (200 * GIGAWEI) + existential_deposit()),

1546

1

),

1547

1

1548

1

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

1549

1

				existential_deposit(),

1550

1

),

1551

1

])

1552

1

		.build()

1553

1

		.execute_with(|| {

1554

1

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

1555

1

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

1556

1

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

1557

1

			// EVM transfer.

1558

1

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

1559

1

				source: H160::from(BOB),

1560

1

				target: H160::from(ALICE),

1561

1

				input: Vec::new(),

1562

1

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

1563

1

				gas_limit: 21_000u64,

1564

1

				max_fee_per_gas: U256::from(125 * GIGAWEI),

1565

1

				max_priority_fee_per_gas: Some(U256::from(100 * GIGAWEI)),

1566

1

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

1567

1

				access_list: Vec::new(),

1568

1

})

1569

1

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

1570

1571

1

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

1572

1

1573

1

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

1574

1

1575

1

			let base_fee: Balance = base_fee * 21_000;

1576

1

1577

1

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

1578

1

1579

1

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

1580

1

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

1581

1

			let burnt_base_fee_part: Balance = base_fee - treasury_base_fee_part;

1582

1

1583

1

			assert_eq!(issuance_after, issuance_before - burnt_base_fee_part);

1584

1585

1

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

1586

1

});

1587

1

1588

1589

#[test]

1590

1

fn total_issuance_after_evm_transaction_without_priority_fee() {

1591

1

	use fp_evm::FeeCalculator;

1592

1

	ExtBuilder::default()

1593

1

		.with_balances(vec![

1594

1

1595

1

				AccountId::from(BOB),

1596

1

				(1 * GLMR) + (21_000 * BASE_FEE_GENESIS + existential_deposit()),

1597

1

),

1598

1

1599

1

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

1600

1

				existential_deposit(),

1601

1

),

1602

1

])

1603

1

		.build()

1604

1

		.execute_with(|| {

1605

1

			set_parachain_inherent_data();

1606

1

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

1607

1

			// EVM transfer.

1608

1

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

1609

1

				source: H160::from(BOB),

1610

1

				target: H160::from(ALICE),

1611

1

				input: Vec::new(),

1612

1

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

1613

1

				gas_limit: 21_000u64,

1614

1

				max_fee_per_gas: BASE_FEE_GENESIS.into(),

1615

1

				max_priority_fee_per_gas: Some(BASE_FEE_GENESIS.into()),

1616

1

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

1617

1

				access_list: Vec::new(),

1618

1

})

1619

1

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

1620

1621

1

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

1622

1

1623

1

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

1624

1

1625

1

			let base_fee: Balance = base_fee * 21_000;

1626

1

1627

1

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

1628

1

1629

1

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

1630

1

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

1631

1

			let burnt_base_fee_part: Balance = base_fee - treasury_base_fee_part;

1632

1

1633

1

			assert_eq!(issuance_after, issuance_before - burnt_base_fee_part);

1634

1635

1

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

1636

1

});

1637

1

1638

1639

#[test]

1640

1

fn root_can_change_default_xcm_vers() {

1641

1

	ExtBuilder::default()

1642

1

		.with_balances(vec![

1643

1

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

1644

1

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

1645

1

])

1646

1

		.with_xcm_assets(vec![XcmAssetInitialization {

1647

1

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

1648

1

			metadata: AssetRegistrarMetadata {

1649

1

				name: b"RelayToken".to_vec(),

1650

1

				symbol: b"Relay".to_vec(),

1651

1

				decimals: 12,

1652

1

				is_frozen: false,

1653

1

},

1654

1

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

1655

1

			is_sufficient: true,

1656

1

}])

1657

1

		.build()

1658

1

		.execute_with(|| {

1659

1

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

1660

1

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

1661

1

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

1662

1

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

1663

1

			// know with which version to send

1664

1

			assert_noop!(

1665

1

				PolkadotXcm::transfer_assets(

1666

1

					origin_of(AccountId::from(ALICE)),

1667

1

					Box::new(VersionedLocation::V4(Location::parent())),

1668

1

					Box::new(VersionedLocation::V4(Location {

1669

1

						parents: 0,

1670

1

						interior: [AccountId32 {

1671

1

							network: None,

1672

1

							id: [1u8; 32],

1673

1

}]

1674

1

						.into(),

1675

1

					})),

1676

1

					Box::new(VersionedAssets::V4(asset.clone().into())),

1677

1

0,

1678

1

					WeightLimit::Unlimited

1679

1

),

1680

1

				pallet_xcm::Error::<Runtime>::SendFailure

1681

1

);

1682

1683

			// Root sets the defaultXcm

1684

1

			assert_ok!(PolkadotXcm::force_default_xcm_version(

1685

1

				root_origin(),

1686

1

				Some(3)

1687

1

));

1688

1689

			// Now transferring does not fail

1690

1

			assert_ok!(PolkadotXcm::transfer_assets(

1691

1

				origin_of(AccountId::from(ALICE)),

1692

1

				Box::new(VersionedLocation::V4(Location::parent())),

1693

1

				Box::new(VersionedLocation::V4(Location {

1694

1

					parents: 0,

1695

1

					interior: [AccountId32 {

1696

1

						network: None,

1697

1

						id: [1u8; 32],

1698

1

}]

1699

1

					.into(),

1700

1

				})),

1701

1

				Box::new(VersionedAssets::V4(asset.clone().into())),

1702

1

0,

1703

1

				WeightLimit::Unlimited

1704

1

));

1705

1

})

1706

1

1707

1708

#[test]

1709

1

fn asset_can_be_registered() {

1710

1

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

1711

1

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

1712

1

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

1713

1

		let asset_metadata = AssetRegistrarMetadata {

1714

1

			name: b"RelayToken".to_vec(),

1715

1

			symbol: b"Relay".to_vec(),

1716

1

			decimals: 12,

1717

1

			is_frozen: false,

1718

1

};

1719

1

		assert_ok!(AssetManager::register_foreign_asset(

1720

1

			moonbeam_runtime::RuntimeOrigin::root(),

1721

1

			source_location,

1722

1

			asset_metadata,

1723

1

			1u128,

1724

1

			true

1725

1

));

1726

1

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

1727

1

});

1728

1

1729

1730

#[test]

1731

1

fn xcm_asset_erc20_precompiles_supply_and_balance() {

1732

1

	ExtBuilder::default()

1733

1

		.with_xcm_assets(vec![XcmAssetInitialization {

1734

1

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

1735

1

			metadata: AssetRegistrarMetadata {

1736

1

				name: b"RelayToken".to_vec(),

1737

1

				symbol: b"Relay".to_vec(),

1738

1

				decimals: 12,

1739

1

				is_frozen: false,

1740

1

},

1741

1

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

1742

1

			is_sufficient: true,

1743

1

}])

1744

1

		.with_balances(vec![

1745

1

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

1746

1

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

1747

1

])

1748

1

		.build()

1749

1

		.execute_with(|| {

1750

1

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

1751

1

			let relay_asset_id: moonbeam_runtime::AssetId =

1752

1

				AssetType::Xcm(xcm::v3::Location::parent()).into();

1753

1

1754

1

			// Its address is

1755

1

			let asset_precompile_address = Runtime::asset_id_to_account(

1756

1

				FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX,

1757

1

				relay_asset_id,

1758

1

);

1759

1

1760

1

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

1761

1

			assert_eq!(

1762

1

				moonbeam_runtime::Assets::total_supply(relay_asset_id),

1763

1

				1_000 * GLMR

1764

1

);

1765

1766

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

1767

1

			Precompiles::new()

1768

1

				.prepare_test(

1769

1

					ALICE,

1770

1

					asset_precompile_address,

1771

1

					ForeignAssetsPCall::total_supply {},

1772

1

1773

1

				.expect_cost(3338)

1774

1

				.expect_no_logs()

1775

1

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

1776

1

1777

1

			// Access balanceOf through precompile

1778

1

			Precompiles::new()

1779

1

				.prepare_test(

1780

1

					ALICE,

1781

1

					asset_precompile_address,

1782

1

					ForeignAssetsPCall::balance_of {

1783

1

						who: Address(ALICE.into()),

1784

1

},

1785

1

1786

1

				.expect_cost(3338)

1787

1

				.expect_no_logs()

1788

1

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

1789

1

});

1790

1

1791

1792

#[test]

1793

1

fn xcm_asset_erc20_precompiles_transfer() {

1794

1

	ExtBuilder::default()

1795

1

		.with_xcm_assets(vec![XcmAssetInitialization {

1796

1

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

1797

1

			metadata: AssetRegistrarMetadata {

1798

1

				name: b"RelayToken".to_vec(),

1799

1

				symbol: b"Relay".to_vec(),

1800

1

				decimals: 12,

1801

1

				is_frozen: false,

1802

1

},

1803

1

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

1804

1

			is_sufficient: true,

1805

1

}])

1806

1

		.with_balances(vec![

1807

1

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

1808

1

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

1809

1

])

1810

1

		.build()

1811

1

		.execute_with(|| {

1812

1

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

1813

1

			let relay_asset_id: moonbeam_runtime::AssetId =

1814

1

				AssetType::Xcm(xcm::v3::Location::parent()).into();

1815

1

1816

1

			// Its address is

1817

1

			let asset_precompile_address = Runtime::asset_id_to_account(

1818

1

				FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX,

1819

1

				relay_asset_id,

1820

1

);

1821

1

1822

1

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

1823

1

			Precompiles::new()

1824

1

				.prepare_test(

1825

1

					ALICE,

1826

1

					asset_precompile_address,

1827

1

					ForeignAssetsPCall::transfer {

1828

1

						to: Address(BOB.into()),

1829

1

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

1830

1

},

1831

1

1832

1

				.expect_cost(24978)

1833

1

				.expect_log(log3(

1834

1

					asset_precompile_address,

1835

1

					SELECTOR_LOG_TRANSFER,

1836

1

					H160::from(ALICE),

1837

1

					H160::from(BOB),

1838

1

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

1839

1

))

1840

1

				.execute_returns(true);

1841

1

1842

1

			// Make sure BOB has 400 GLMR

1843

1

			Precompiles::new()

1844

1

				.prepare_test(

1845

1

					BOB,

1846

1

					asset_precompile_address,

1847

1

					ForeignAssetsPCall::balance_of {

1848

1

						who: Address(BOB.into()),

1849

1

},

1850

1

1851

1

				.expect_cost(3338)

1852

1

				.expect_no_logs()

1853

1

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

1854

1

});

1855

1

1856

1857

#[test]

1858

1

fn xcm_asset_erc20_precompiles_approve() {

1859

1

	ExtBuilder::default()

1860

1

		.with_xcm_assets(vec![XcmAssetInitialization {

1861

1

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

1862

1

			metadata: AssetRegistrarMetadata {

1863

1

				name: b"RelayToken".to_vec(),

1864

1

				symbol: b"Relay".to_vec(),

1865

1

				decimals: 12,

1866

1

				is_frozen: false,

1867

1

},

1868

1

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

1869

1

			is_sufficient: true,

1870

1

}])

1871

1

		.with_balances(vec![

1872

1

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

1873

1

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

1874

1

])

1875

1

		.build()

1876

1

		.execute_with(|| {

1877

1

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

1878

1

			let relay_asset_id: moonbeam_runtime::AssetId =

1879

1

				AssetType::Xcm(xcm::v3::Location::parent()).into();

1880

1

1881

1

			// Its address is

1882

1

			let asset_precompile_address = Runtime::asset_id_to_account(

1883

1

				FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX,

1884

1

				relay_asset_id,

1885

1

);

1886

1

1887

1

			// Aprove Bob for spending 400 GLMR from Alice

1888

1

			Precompiles::new()

1889

1

				.prepare_test(

1890

1

					ALICE,

1891

1

					asset_precompile_address,

1892

1

					ForeignAssetsPCall::approve {

1893

1

						spender: Address(BOB.into()),

1894

1

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

1895

1

},

1896

1

1897

1

				.expect_cost(15650)

1898

1

				.expect_log(log3(

1899

1

					asset_precompile_address,

1900

1

					SELECTOR_LOG_APPROVAL,

1901

1

					H160::from(ALICE),

1902

1

					H160::from(BOB),

1903

1

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

1904

1

))

1905

1

				.execute_returns(true);

1906

1

1907

1

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

1908

1

			Precompiles::new()

1909

1

				.prepare_test(

1910

1

					BOB,

1911

1

					asset_precompile_address,

1912

1

					ForeignAssetsPCall::transfer_from {

1913

1

						from: Address(ALICE.into()),

1914

1

						to: Address(CHARLIE.into()),

1915

1

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

1916

1

},

1917

1

1918

1

				.expect_cost(30243)

1919

1

				.expect_log(log3(

1920

1

					asset_precompile_address,

1921

1

					SELECTOR_LOG_TRANSFER,

1922

1

					H160::from(ALICE),

1923

1

					H160::from(CHARLIE),

1924

1

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

1925

1

))

1926

1

				.execute_returns(true);

1927

1

1928

1

			// Make sure CHARLIE has 400 GLMR

1929

1

			Precompiles::new()

1930

1

				.prepare_test(

1931

1

					CHARLIE,

1932

1

					asset_precompile_address,

1933

1

					ForeignAssetsPCall::balance_of {

1934

1

						who: Address(CHARLIE.into()),

1935

1

},

1936

1

1937

1

				.expect_cost(3338)

1938

1

				.expect_no_logs()

1939

1

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

1940

1

});

1941

1

1942

1943

#[test]

1944

1

fn xtokens_precompile_transfer() {

1945

1

	ExtBuilder::default()

1946

1

		.with_xcm_assets(vec![XcmAssetInitialization {

1947

1

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

1948

1

			metadata: AssetRegistrarMetadata {

1949

1

				name: b"RelayToken".to_vec(),

1950

1

				symbol: b"Relay".to_vec(),

1951

1

				decimals: 12,

1952

1

				is_frozen: false,

1953

1

},

1954

1

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

1955

1

			is_sufficient: true,

1956

1

}])

1957

1

		.with_balances(vec![

1958

1

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

1959

1

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

1960

1

])

1961

1

		.with_safe_xcm_version(3)

1962

1

		.build()

1963

1

		.execute_with(|| {

1964

1

			let xtokens_precompile_address = H160::from_low_u64_be(2052);

1965

1

1966

1

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

1967

1

			let relay_asset_id: moonbeam_runtime::AssetId =

1968

1

				AssetType::Xcm(xcm::v3::Location::parent()).into();

1969

1

1970

1

			// Its address is

1971

1

			let asset_precompile_address = Runtime::asset_id_to_account(

1972

1

				FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX,

1973

1

				relay_asset_id,

1974

1

);

1975

1

1976

1

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

1977

1

			let destination = Location::new(

1978

1

1,

1979

1

				[Junction::AccountId32 {

1980

1

					network: None,

1981

1

					id: [1u8; 32],

1982

1

}],

1983

1

);

1984

1

1985

1

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

1986

1

			Precompiles::new()

1987

1

				.prepare_test(

1988

1

					ALICE,

1989

1

					xtokens_precompile_address,

1990

1

					XtokensPCall::transfer {

1991

1

						currency_address: Address(asset_precompile_address.into()),

1992

1

						amount: 500_000_000_000_000u128.into(),

1993

1

						destination,

1994

1

						weight: 4_000_000,

1995

1

},

1996

1

1997

1

				.expect_cost(25121)

1998

1

				.expect_no_logs()

1999

1

				.execute_returns(())

2000

1

})

2001

1

2002

2003

#[test]

2004

1

fn xtokens_precompile_transfer_multiasset() {

2005

1

	ExtBuilder::default()

2006

1

		.with_xcm_assets(vec![XcmAssetInitialization {

2007

1

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

2008

1

			metadata: AssetRegistrarMetadata {

2009

1

				name: b"RelayToken".to_vec(),

2010

1

				symbol: b"Relay".to_vec(),

2011

1

				decimals: 12,

2012

1

				is_frozen: false,

2013

1

},

2014

1

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

2015

1

			is_sufficient: true,

2016

1

}])

2017

1

		.with_balances(vec![

2018

1

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

2019

1

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

2020

1

])

2021

1

		.with_safe_xcm_version(3)

2022

1

		.build()

2023

1

		.execute_with(|| {

2024

1

			let xtokens_precompile_address = H160::from_low_u64_be(2052);

2025

1

2026

1

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

2027

1

			let destination = Location::new(

2028

1

1,

2029

1

				[Junction::AccountId32 {

2030

1

					network: None,

2031

1

					id: [1u8; 32],

2032

1

}],

2033

1

);

2034

1

2035

1

			// This time we transfer it through TransferMultiAsset

2036

1

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

2037

1

			Precompiles::new()

2038

1

				.prepare_test(

2039

1

					ALICE,

2040

1

					xtokens_precompile_address,

2041

1

					XtokensPCall::transfer_multiasset {

2042

1

						// We want to transfer the relay token

2043

1

						asset: Location::parent(),

2044

1

						amount: 500_000_000_000_000u128.into(),

2045

1

						destination,

2046

1

						weight: 4_000_000,

2047

1

},

2048

1

2049

1

				.expect_cost(25121)

2050

1

				.expect_no_logs()

2051

1

				.execute_returns(());

2052

1

})

2053

1

2054

2055

#[test]

2056

1

fn make_sure_glmr_can_be_transferred_precompile() {

2057

1

	ExtBuilder::default()

2058

1

		.with_balances(vec![

2059

1

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

2060

1

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

2061

1

])

2062

1

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

2063

1

		.with_mappings(vec![(

2064

1

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

2065

1

			AccountId::from(ALICE),

2066

1

)])

2067

1

		.with_safe_xcm_version(3)

2068

1

		.build()

2069

1

		.execute_with(|| {

2070

1

			assert_ok!(PolkadotXcm::transfer_assets(

2071

1

				origin_of(AccountId::from(ALICE)),

2072

1

				Box::new(VersionedLocation::V4(Location::parent())),

2073

1

				Box::new(VersionedLocation::V4(Location {

2074

1

					parents: 0,

2075

1

					interior: [AccountId32 {

2076

1

						network: None,

2077

1

						id: [1u8; 32],

2078

1

}]

2079

1

					.into(),

2080

1

				})),

2081

1

				Box::new(VersionedAssets::V4(

2082

1

					Asset {

2083

1

						id: AssetId(moonbeam_runtime::xcm_config::SelfReserve::get()),

2084

1

						fun: Fungible(1000)

2085

1

2086

1

					.into()

2087

1

)),

2088

1

0,

2089

1

				WeightLimit::Limited(40000.into())

2090

1

));

2091

1

});

2092

1

2093

2094

#[test]

2095

1

fn make_sure_glmr_can_be_transferred() {

2096

1

	ExtBuilder::default()

2097

1

		.with_balances(vec![

2098

1

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

2099

1

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

2100

1

])

2101

1

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

2102

1

		.with_mappings(vec![(

2103

1

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

2104

1

			AccountId::from(ALICE),

2105

1

)])

2106

1

		.with_safe_xcm_version(3)

2107

1

		.build()

2108

1

		.execute_with(|| {

2109

1

			let dest = Location {

2110

1

				parents: 1,

2111

1

				interior: [AccountId32 {

2112

1

					network: None,

2113

1

					id: [1u8; 32],

2114

1

}]

2115

1

				.into(),

2116

1

};

2117

1

			assert_ok!(PolkadotXcm::transfer_assets(

2118

1

				origin_of(AccountId::from(ALICE)),

2119

1

				Box::new(VersionedLocation::V4(Location::parent())),

2120

1

				Box::new(VersionedLocation::V4(dest)),

2121

1

				Box::new(VersionedAssets::V4(

2122

1

					Asset {

2123

1

						id: AssetId(moonbeam_runtime::xcm_config::SelfReserve::get()),

2124

1

						fun: Fungible(100)

2125

1

2126

1

					.into()

2127

1

)),

2128

1

0,

2129

1

				WeightLimit::Limited(40000.into())

2130

1

));

2131

1

});

2132

1

2133

2134

#[test]

2135

1

fn make_sure_polkadot_xcm_cannot_be_called() {

2136

1

	ExtBuilder::default()

2137

1

		.with_balances(vec![

2138

1

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

2139

1

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

2140

1

])

2141

1

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

2142

1

		.with_mappings(vec![(

2143

1

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

2144

1

			AccountId::from(ALICE),

2145

1

)])

2146

1

		.build()

2147

1

		.execute_with(|| {

2148

1

			let dest = Location {

2149

1

				parents: 1,

2150

1

				interior: [AccountId32 {

2151

1

					network: None,

2152

1

					id: [1u8; 32],

2153

1

}]

2154

1

				.into(),

2155

1

};

2156

1

			let assets: Assets = [Asset {

2157

1

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

2158

1

				fun: Fungible(1000),

2159

1

}]

2160

1

			.to_vec()

2161

1

			.into();

2162

1

			assert_noop!(

2163

1

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

2164

1

					dest: Box::new(VersionedLocation::V4(dest.clone())),

2165

1

					beneficiary: Box::new(VersionedLocation::V4(dest)),

2166

1

					assets: Box::new(VersionedAssets::V4(assets)),

2167

1

					fee_asset_item: 0,

2168

1

})

2169

1

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

2170

1

					AccountId::from(ALICE)

2171

1

)),

2172

1

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

2173

1

);

2174

1

});

2175

1

2176

2177

#[test]

2178

1

fn transact_through_signed_precompile_works_v2() {

2179

1

	ExtBuilder::default()

2180

1

		.with_balances(vec![

2181

1

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

2182

1

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

2183

1

])

2184

1

		.with_safe_xcm_version(3)

2185

1

		.build()

2186

1

		.execute_with(|| {

2187

1

			// Destination

2188

1

			let dest = Location::parent();

2189

1

2190

1

			let fee_payer_asset = Location::parent();

2191

1

2192

1

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

2193

1

2194

1

			let total_weight = 1_000_000_000u64;

2195

1

2196

1

			let xcm_transactor_v2_precompile_address = H160::from_low_u64_be(2061);

2197

1

2198

1

			Precompiles::new()

2199

1

				.prepare_test(

2200

1

					ALICE,

2201

1

					xcm_transactor_v2_precompile_address,

2202

1

					XcmTransactorV2PCall::transact_through_signed_multilocation {

2203

1

						dest,

2204

1

						fee_asset: fee_payer_asset,

2205

1

						weight: 4_000_000,

2206

1

						call: bytes.into(),

2207

1

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

2208

1

						overall_weight: total_weight,

2209

1

},

2210

1

2211

1

				.expect_cost(21896)

2212

1

				.expect_no_logs()

2213

1

				.execute_returns(());

2214

1

});

2215

1

2216

2217

#[test]

2218

1

fn transact_through_signed_cannot_send_to_local_chain() {

2219

1

	ExtBuilder::default()

2220

1

		.with_balances(vec![

2221

1

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

2222

1

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

2223

1

])

2224

1

		.with_safe_xcm_version(3)

2225

1

		.build()

2226

1

		.execute_with(|| {

2227

1

			// Destination

2228

1

			let dest = Location::here();

2229

1

2230

1

			let fee_payer_asset = Location::parent();

2231

1

2232

1

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

2233

1

2234

1

			let total_weight = 1_000_000_000u64;

2235

1

2236

1

			let xcm_transactor_v2_precompile_address = H160::from_low_u64_be(2061);

2237

1

2238

1

			Precompiles::new()

2239

1

				.prepare_test(

2240

1

					ALICE,

2241

1

					xcm_transactor_v2_precompile_address,

2242

1

					XcmTransactorV2PCall::transact_through_signed_multilocation {

2243

1

						dest,

2244

1

						fee_asset: fee_payer_asset,

2245

1

						weight: 4_000_000,

2246

1

						call: bytes.into(),

2247

1

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

2248

1

						overall_weight: total_weight,

2249

1

},

2250

1

2251

1

				.execute_reverts(|output| {

2252

1

					from_utf8(&output)

2253

1

						.unwrap()

2254

1

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

2255

1

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

2256

1

});

2257

1

});

2258

1

2259

2260

#[test]

2261

1

fn transactor_cannot_use_more_than_max_weight() {

2262

1

	ExtBuilder::default()

2263

1

		.with_balances(vec![

2264

1

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

2265

1

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

2266

1

])

2267

1

		.with_xcm_assets(vec![XcmAssetInitialization {

2268

1

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

2269

1

			metadata: AssetRegistrarMetadata {

2270

1

				name: b"RelayToken".to_vec(),

2271

1

				symbol: b"Relay".to_vec(),

2272

1

				decimals: 12,

2273

1

				is_frozen: false,

2274

1

},

2275

1

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

2276

1

			is_sufficient: true,

2277

1

}])

2278

1

		.build()

2279

1

		.execute_with(|| {

2280

1

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

2281

1

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

2282

1

			assert_ok!(XcmTransactor::register(

2283

1

				root_origin(),

2284

1

				AccountId::from(ALICE),

2285

1

0,

2286

1

));

2287

2288

			// Root can set transact info

2289

1

			assert_ok!(XcmTransactor::set_transact_info(

2290

1

				root_origin(),

2291

1

				Box::new(xcm::VersionedLocation::V4(Location::parent())),

2292

1

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

2293

1

				3000.into(),

2294

1

				20000.into(),

2295

1

				None

2296

1

));

2297

2298

			// Root can set transact info

2299

1

			assert_ok!(XcmTransactor::set_fee_per_second(

2300

1

				root_origin(),

2301

1

				Box::new(xcm::VersionedLocation::V4(Location::parent())),

2302

1

1,

2303

1

));

2304

2305

1

			assert_noop!(

2306

1

				XcmTransactor::transact_through_derivative(

2307

1

					origin_of(AccountId::from(ALICE)),

2308

1

					moonbeam_runtime::xcm_config::Transactors::Relay,

2309

1

0,

2310

1

					CurrencyPayment {

2311

1

						currency: Currency::AsMultiLocation(Box::new(xcm::VersionedLocation::V4(

2312

1

							Location::parent()

2313

1

						))),

2314

1

						fee_amount: None

2315

1

},

2316

1

					vec![],

2317

1

					// 2000 is the max

2318

1

					TransactWeights {

2319

1

						transact_required_weight_at_most: 17001.into(),

2320

1

						overall_weight: None

2321

1

},

2322

1

					false

2323

1

),

2324

1

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

2325

1

);

2326

1

			assert_noop!(

2327

1

				XcmTransactor::transact_through_derivative(

2328

1

					origin_of(AccountId::from(ALICE)),

2329

1

					moonbeam_runtime::xcm_config::Transactors::Relay,

2330

1

0,

2331

1

					CurrencyPayment {

2332

1

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

2333

1

						fee_amount: None

2334

1

},

2335

1

					vec![],

2336

1

					// 20000 is the max

2337

1

					TransactWeights {

2338

1

						transact_required_weight_at_most: 17001.into(),

2339

1

						overall_weight: None

2340

1

},

2341

1

					false

2342

1

),

2343

1

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

2344

1

);

2345

1

})

2346

1

2347

2348

#[test]

2349

1

fn call_xtokens_with_fee() {

2350

1

	ExtBuilder::default()

2351

1

		.with_balances(vec![

2352

1

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

2353

1

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

2354

1

])

2355

1

		.with_safe_xcm_version(3)

2356

1

		.with_xcm_assets(vec![XcmAssetInitialization {

2357

1

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

2358

1

			metadata: AssetRegistrarMetadata {

2359

1

				name: b"RelayToken".to_vec(),

2360

1

				symbol: b"Relay".to_vec(),

2361

1

				decimals: 12,

2362

1

				is_frozen: false,

2363

1

},

2364

1

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

2365

1

			is_sufficient: true,

2366

1

}])

2367

1

		.build()

2368

1

		.execute_with(|| {

2369

1

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

2370

1

			let dest = Location {

2371

1

				parents: 1,

2372

1

				interior: [AccountId32 {

2373

1

					network: None,

2374

1

					id: [1u8; 32],

2375

1

}]

2376

1

				.into(),

2377

1

};

2378

1

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

2379

1

2380

1

			let before_balance =

2381

1

				moonbeam_runtime::Assets::balance(source_id, &AccountId::from(ALICE));

2382

1

			let (chain_part, beneficiary) =

2383

1

				split_location_into_chain_part_and_beneficiary(dest).unwrap();

2384

1

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

2385

1

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

2386

1

			// We are able to transfer with fee

2387

1

			assert_ok!(PolkadotXcm::transfer_assets(

2388

1

				origin_of(AccountId::from(ALICE)),

2389

1

				Box::new(VersionedLocation::V4(chain_part)),

2390

1

				Box::new(VersionedLocation::V4(beneficiary)),

2391

1

				Box::new(VersionedAssets::V4(vec![asset_fee, asset].into())),

2392

1

0,

2393

1

				WeightLimit::Limited(4000000000.into())

2394

1

));

2395

2396

1

			let after_balance =

2397

1

				moonbeam_runtime::Assets::balance(source_id, &AccountId::from(ALICE));

2398

1

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

2399

1

			assert_eq!(before_balance - 100_000_000_000_000 - 100, after_balance);

2400

1

});

2401

1

2402

2403

#[test]

2404

1

fn test_xcm_utils_ml_tp_account() {

2405

1

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

2406

1

		let xcm_utils_precompile_address = H160::from_low_u64_be(2060);

2407

1

		let expected_address_parent: H160 =

2408

1

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

2409

1

				.unwrap()

2410

1

				.into();

2411

1

2412

1

		Precompiles::new()

2413

1

			.prepare_test(

2414

1

				ALICE,

2415

1

				xcm_utils_precompile_address,

2416

1

				XcmUtilsPCall::multilocation_to_address {

2417

1

					location: Location::parent(),

2418

1

},

2419

1

2420

1

			.expect_cost(1669)

2421

1

			.expect_no_logs()

2422

1

			.execute_returns(Address(expected_address_parent));

2423

1

2424

1

		let parachain_2000_location = Location::new(1, [Parachain(2000)]);

2425

1

		let expected_address_parachain: H160 =

2426

1

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

2427

1

				&parachain_2000_location,

2428

1

2429

1

			.unwrap()

2430

1

			.into();

2431

1

2432

1

		Precompiles::new()

2433

1

			.prepare_test(

2434

1

				ALICE,

2435

1

				xcm_utils_precompile_address,

2436

1

				XcmUtilsPCall::multilocation_to_address {

2437

1

					location: parachain_2000_location,

2438

1

},

2439

1

2440

1

			.expect_cost(1669)

2441

1

			.expect_no_logs()

2442

1

			.execute_returns(Address(expected_address_parachain));

2443

1

2444

1

		let alice_in_parachain_2000_location = Location::new(

2445

1

1,

2446

1

2447

1

				Parachain(2000),

2448

1

				AccountKey20 {

2449

1

					network: None,

2450

1

					key: ALICE,

2451

1

},

2452

1

],

2453

1

);

2454

1

		let expected_address_alice_in_parachain_2000 =

2455

1

			xcm_builder::HashedDescription::<

2456

1

				AccountId,

2457

1

				xcm_builder::DescribeFamily<xcm_builder::DescribeAllTerminal>,

2458

1

			>::convert_location(&alice_in_parachain_2000_location)

2459

1

			.unwrap()

2460

1

			.into();

2461

1

2462

1

		Precompiles::new()

2463

1

			.prepare_test(

2464

1

				ALICE,

2465

1

				xcm_utils_precompile_address,

2466

1

				XcmUtilsPCall::multilocation_to_address {

2467

1

					location: alice_in_parachain_2000_location,

2468

1

},

2469

1

2470

1

			.expect_cost(1669)

2471

1

			.expect_no_logs()

2472

1

			.execute_returns(Address(expected_address_alice_in_parachain_2000));

2473

1

});

2474

1

2475

2476

#[test]

2477

1

fn test_xcm_utils_weight_message() {

2478

1

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

2479

1

		let xcm_utils_precompile_address = H160::from_low_u64_be(2060);

2480

1

		let expected_weight =

2481

1

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

2482

1

2483

1

		let message: Vec<u8> = xcm::VersionedXcm::<()>::V4(Xcm(vec![ClearOrigin])).encode();

2484

1

2485

1

		let input = XcmUtilsPCall::weight_message {

2486

1

			message: message.into(),

2487

1

};

2488

1

2489

1

		Precompiles::new()

2490

1

			.prepare_test(ALICE, xcm_utils_precompile_address, input)

2491

1

			.expect_cost(0)

2492

1

			.expect_no_logs()

2493

1

			.execute_returns(expected_weight);

2494

1

});

2495

1

2496

2497

#[test]

2498

1

fn test_xcm_utils_get_units_per_second() {

2499

1

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

2500

1

		let xcm_utils_precompile_address = H160::from_low_u64_be(2060);

2501

1

		let location = SelfReserve::get();

2502

1

2503

1

		let input = XcmUtilsPCall::get_units_per_second { location };

2504

1

2505

1

		let expected_units =

2506

1

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

2507

1

2508

1

		Precompiles::new()

2509

1

			.prepare_test(ALICE, xcm_utils_precompile_address, input)

2510

1

			.expect_cost(1669)

2511

1

			.expect_no_logs()

2512

1

			.execute_returns(expected_units);

2513

1

});

2514

1

2515

2516

#[test]

2517

1

fn precompile_existence() {

2518

1

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

2519

1

		let precompiles = Precompiles::new();

2520

1

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

2521

1

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

2522

1

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

2523

1

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

2524

1

2525

1

		.into_iter()

2526

1

		.map(H160::from_low_u64_be)

2527

1

		.collect();

2528

2529

3001

		for i in 0..3000 {

2530

3000

			let address = H160::from_low_u64_be(i);

2531

3000

2532

3000

			if precompile_addresses.contains(&address) {

2533

40

				assert!(

2534

40

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

2535

					"is_precompile({}) should return true",

2536

2537

);

2538

2539

40

				assert!(

2540

40

					precompiles

2541

40

						.execute(&mut MockHandle::new(

2542

40

							address,

2543

40

							Context {

2544

40

								address,

2545

40

								caller: H160::zero(),

2546

40

								apparent_value: U256::zero()

2547

40

2548

40

),)

2549

40

						.is_some(),

2550

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

2551

2552

);

2553

			} else {

2554

2960

				assert!(

2555

2960

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

2556

					"is_precompile({}) should return false",

2557

2558

);

2559

2560

2960

				assert!(

2561

2960

					precompiles

2562

2960

						.execute(&mut MockHandle::new(

2563

2960

							address,

2564

2960

							Context {

2565

2960

								address,

2566

2960

								caller: H160::zero(),

2567

2960

								apparent_value: U256::zero()

2568

2960

2569

2960

),)

2570

2960

						.is_none(),

2571

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

2572

2573

);

2574

2575

2576

1

});

2577

1

2578

2579

#[test]

2580

1

fn removed_precompiles() {

2581

1

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

2582

1

		let precompiles = Precompiles::new();

2583

1

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

2584

2585

3000

		for i in 1..3000 {

2586

2999

			let address = H160::from_low_u64_be(i);

2587

2999

2588

2999

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

2589

2959

				continue;

2590

40

2591

40

2592

40

			if !removed_precompiles.contains(&i) {

2593

36

				assert!(

2594

36

					match precompiles.is_active_precompile(address, 100_000u64) {

2595

36

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

2596

						_ => false,

2597

},

2598

					"{i} should be an active precompile"

2599

);

2600

36

				continue;

2601

4

2602

4

2603

4

			assert!(

2604

4

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

2605

4

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

2606

					_ => false,

2607

},

2608

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

2609

);

2610

2611

4

			precompiles

2612

4

				.prepare_test(Alice, address, [])

2613

4

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

2614

2615

1

})

2616

1

2617

2618

#[test]

2619

1

fn deal_with_fees_handles_tip() {

2620

1

	use frame_support::traits::OnUnbalanced;

2621

1

	use moonbeam_runtime::Treasury;

2622

1

	use moonbeam_runtime_common::deal_with_fees::DealWithSubstrateFeesAndTip;

2623

1

2624

1

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

2625

1

		set_parachain_inherent_data();

2626

1

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

2627

1

		// in the Moonbeam runtime. It verifies that:

2628

1

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

2629

1

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

2630

1

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

2631

1

2632

1

		// The test details:

2633

1

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

2634

1

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

2635

1

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

2636

1

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

2637

1

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

2638

1

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

2639

1

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

2640

1

2641

1

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

2642

1

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

2643

1

			AccountId,

2644

1

		>>::issue(100);

2645

1

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

2646

1

			AccountId,

2647

1

		>>::issue(1000);

2648

1

2649

1

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

2650

1

		let total_supply_before = Balances::total_issuance();

2651

1

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

2652

1

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

2653

1

		assert_eq!(total_supply_before, 1_100);

2654

1

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

2655

2656

		// Step 3: Execute the fees handling logic.

2657

1

		DealWithSubstrateFeesAndTip::<

2658

1

			Runtime,

2659

1

			dynamic_params::runtime_config::FeesTreasuryProportion,

2660

1

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

2661

1

2662

1

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

2663

1

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

2664

1

2665

1

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

2666

1

		let burnt_fee_part: Balance = 100 - treasury_fee_part;

2667

1

2668

1

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

2669

1

		assert_eq!(

2670

1

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

2671

1

			treasury_fee_part,

2672

1

);

2673

2674

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

2675

1

		let total_supply_after = Balances::total_issuance();

2676

1

		assert_eq!(total_supply_before - total_supply_after, burnt_fee_part,);

2677

2678

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

2679

1

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

2680

1

		assert_eq!(

2681

1

			block_author_balance_after - block_author_balance_before,

2682

1

			1000,

2683

1

);

2684

1

});

2685

1

2686

2687

#[test]

2688

1

fn evm_revert_substrate_events() {

2689

1

	ExtBuilder::default()

2690

1

		.with_balances(vec![(AccountId::from(ALICE), 100_000 * GLMR)])

2691

1

		.build()

2692

1

		.execute_with(|| {

2693

1

			let batch_precompile_address = H160::from_low_u64_be(2056);

2694

1

2695

1

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

2696

1

			// Thus BatchAll will revert the transfer.

2697

1

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

2698

1

				source: ALICE.into(),

2699

1

				target: batch_precompile_address,

2700

1

2701

1

				input: BatchPCall::batch_all {

2702

1

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

2703

1

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

2704

1

					call_data: vec![].into(),

2705

1

					gas_limit: vec![].into()

2706

1

2707

1

				.into(),

2708

1

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

2709

1

				gas_limit: 500_000,

2710

1

				max_fee_per_gas: BASE_FEE_GENESIS.into(),

2711

1

				max_priority_fee_per_gas: None,

2712

1

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

2713

1

				access_list: Vec::new(),

2714

1

})

2715

1

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

2716

2717

1

			let transfer_count = System::events()

2718

1

				.iter()

2719

6

				.filter(|r| match r.event {

2720

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

2721

6

					_ => false,

2722

6

})

2723

1

				.count();

2724

1

2725

1

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

2726

1

});

2727

1

2728

2729

#[test]

2730

1

fn evm_success_keeps_substrate_events() {

2731

1

	ExtBuilder::default()

2732

1

		.with_balances(vec![(AccountId::from(ALICE), 100_000 * GLMR)])

2733

1

		.build()

2734

1

		.execute_with(|| {

2735

1

			let batch_precompile_address = H160::from_low_u64_be(2056);

2736

1

2737

1

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

2738

1

				source: ALICE.into(),

2739

1

				target: batch_precompile_address,

2740

1

				input: BatchPCall::batch_all {

2741

1

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

2742

1

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

2743

1

					call_data: vec![].into(),

2744

1

					gas_limit: vec![].into()

2745

1

2746

1

				.into(),

2747

1

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

2748

1

				gas_limit: 500_000,

2749

1

				max_fee_per_gas: BASE_FEE_GENESIS.into(),

2750

1

				max_priority_fee_per_gas: None,

2751

1

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

2752

1

				access_list: Vec::new(),

2753

1

})

2754

1

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

2755

2756

1

			let transfer_count = System::events()

2757

1

				.iter()

2758

10

				.filter(|r| match r.event {

2759

1

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

2760

9

					_ => false,

2761

10

})

2762

1

				.count();

2763

1

2764

1

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

2765

1

});

2766

1

2767

2768

#[cfg(test)]

2769

mod treasury_tests {

2770

	use super::*;

2771

	use sp_runtime::traits::Hash;

2772

2773

2

	fn expect_events(events: Vec<RuntimeEvent>) {

2774

2

		let block_events: Vec<RuntimeEvent> =

2775

6

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

2776

2

2777

4

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

2778

2

2779

2780

4

	fn next_block() {

2781

4

		System::reset_events();

2782

4

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

2783

4

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

2784

4

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

2785

4

2786

2787

	#[test]

2788

1

	fn test_treasury_spend_local_with_council_origin() {

2789

1

		let initial_treasury_balance = 1_000 * GLMR;

2790

1

		ExtBuilder::default()

2791

1

			.with_balances(vec![

2792

1

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

2793

1

				(Treasury::account_id(), initial_treasury_balance),

2794

1

])

2795

1

			.build()

2796

1

			.execute_with(|| {

2797

1

				let spend_amount = 100u128 * GLMR;

2798

1

				let spend_beneficiary = AccountId::from(BOB);

2799

1

2800

1

				next_block();

2801

1

2802

1

				// TreasuryCouncilCollective

2803

1

				assert_ok!(TreasuryCouncilCollective::set_members(

2804

1

					root_origin(),

2805

1

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

2806

1

					Some(AccountId::from(ALICE)),

2807

1

2808

1

));

2809

2810

1

				next_block();

2811

1

2812

1

				// Perform treasury spending

2813

1

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

2814

1

					amount: spend_amount,

2815

1

					asset_kind: Box::new(()),

2816

1

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

2817

1

					valid_from: Some(5u32),

2818

1

});

2819

1

				assert_ok!(TreasuryCouncilCollective::propose(

2820

1

					origin_of(AccountId::from(ALICE)),

2821

1

1,

2822

1

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

2823

1

					1_000

2824

1

));

2825

2826

1

				let payout_period =

2827

1

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

2828

1

				let expected_events = [

2829

1

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

2830

1

						index: 0,

2831

1

						asset_kind: (),

2832

1

						amount: spend_amount,

2833

1

						beneficiary: spend_beneficiary,

2834

1

						valid_from: 5u32,

2835

1

						expire_at: payout_period + 5u32,

2836

1

}),

2837

1

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

2838

1

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

2839

1

						result: Ok(()),

2840

1

}),

2841

1

2842

1

				.to_vec();

2843

1

				expect_events(expected_events);

2844

2845

3

				while System::block_number() < 5u32 {

2846

2

					next_block();

2847

2

2848

2849

1

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

2850

2851

1

				let expected_events = [

2852

1

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

2853

1

						index: 0,

2854

1

						payment_id: (),

2855

1

}),

2856

1

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

2857

1

						from: Treasury::account_id(),

2858

1

						to: spend_beneficiary,

2859

1

						amount: spend_amount,

2860

1

}),

2861

1

2862

1

				.to_vec();

2863

1

				expect_events(expected_events);

2864

1

});

2865

1

2866

2867

2868

#[cfg(test)]

2869

mod fee_tests {

2870

	use super::*;

2871

	use fp_evm::FeeCalculator;

2872

	use frame_support::{

2873

		traits::{ConstU128, OnFinalize},

2874

		weights::{ConstantMultiplier, WeightToFee},

2875

};

2876

	use moonbeam_runtime::{

2877

		currency, LengthToFee, MinimumMultiplier, RuntimeBlockWeights, SlowAdjustingFeeUpdate,

2878

		TargetBlockFullness, TransactionPaymentAsGasPrice, NORMAL_WEIGHT, WEIGHT_PER_GAS,

2879

};

2880

	use sp_core::Get;

2881

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

2882

2883

1

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

2884

1

	where

2885

1

		F: FnMut() -> (),

2886

1

2887

1

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

2888

1

			.build_storage()

2889

1

			.unwrap()

2890

1

			.into();

2891

1

		t.execute_with(|| {

2892

1

			System::set_block_consumed_resources(w, 0);

2893

1

			assertions()

2894

1

});

2895

1

2896

2897

	#[test]

2898

1

	fn test_multiplier_can_grow_from_zero() {

2899

1

		let minimum_multiplier = MinimumMultiplier::get();

2900

1

		let target = TargetBlockFullness::get()

2901

1

			* RuntimeBlockWeights::get()

2902

1

				.get(DispatchClass::Normal)

2903

1

				.max_total

2904

1

				.unwrap();

2905

1

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

2906

1

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

2907

1

		run_with_system_weight(target * 101 / 100, || {

2908

1

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

2909

1

			assert!(

2910

1

				next > minimum_multiplier,

2911

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

2912

				next,

2913

				minimum_multiplier

2914

);

2915

1

})

2916

1

2917

2918

	#[test]

2919

1

	fn test_fee_calculation() {

2920

1

		let base_extrinsic = RuntimeBlockWeights::get()

2921

1

			.get(DispatchClass::Normal)

2922

1

			.base_extrinsic;

2923

1

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

2924

1

		let extrinsic_len = 100u32;

2925

1

		let extrinsic_weight = 5_000u64;

2926

1

		let tip = 42u128;

2927

1

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

2928

1

		type LengthToFeeImpl = LengthToFee;

2929

1

2930

1

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

2931

1

		let expected_fee =

2932

1

			WeightToFeeImpl::weight_to_fee(&base_extrinsic)

2933

1

				+ multiplier.saturating_mul_int(WeightToFeeImpl::weight_to_fee(

2934

1

					&Weight::from_parts(extrinsic_weight, 1),

2935

1

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

2936

1

				+ tip;

2937

1

2938

1

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

2939

1

			.build_storage()

2940

1

			.unwrap()

2941

1

			.into();

2942

1

		t.execute_with(|| {

2943

1

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

2944

1

			let actual_fee = TransactionPayment::compute_fee(

2945

1

				extrinsic_len,

2946

1

				&frame_support::dispatch::DispatchInfo {

2947

1

					class: DispatchClass::Normal,

2948

1

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

2949

1

					weight: Weight::from_parts(extrinsic_weight, 1),

2950

1

},

2951

1

				tip,

2952

1

);

2953

1

2954

1

			assert_eq!(

2955

				expected_fee,

2956

				actual_fee,

2957

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

2958

				actual_fee - expected_fee

2959

);

2960

1

});

2961

1

2962

2963

	#[test]

2964

1

	fn test_min_gas_price_is_deterministic() {

2965

1

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

2966

1

			.build_storage()

2967

1

			.unwrap()

2968

1

			.into();

2969

1

		t.execute_with(|| {

2970

1

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

2971

1

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

2972

1

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

2973

1

			let expected: U256 = multiplier

2974

1

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

2975

1

				.into();

2976

1

2977

1

			assert_eq!(expected, actual);

2978

1

});

2979

1

2980

2981

	#[test]

2982

1

	fn test_min_gas_price_has_no_precision_loss_from_saturating_mul_int() {

2983

1

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

2984

1

			.build_storage()

2985

1

			.unwrap()

2986

1

			.into();

2987

1

		t.execute_with(|| {

2988

1

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

2989

1

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

2990

1

2991

1

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

2992

1

			let a = TransactionPaymentAsGasPrice::min_gas_price();

2993

1

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

2994

1

			let b = TransactionPaymentAsGasPrice::min_gas_price();

2995

1

2996

1

			assert_ne!(

2997

				a, b,

2998

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

2999

);

3000

1

});

3001

1

3002

3003

	#[test]

3004

1

	fn test_fee_scenarios() {

3005

1

		use sp_runtime::FixedU128;

3006

1

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

3007

1

			.build_storage()

3008

1

			.unwrap()

3009

1

			.into();

3010

1

		t.execute_with(|| {

3011

1

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

3012

12

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

3013

12

				let start_multiplier =

3014

12

					FixedU128::from_rational(start_gas_price, weight_fee_per_gas);

3015

12

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

3016

12

3017

12

				let block_weight = NORMAL_WEIGHT * fullness;

3018

3019

60004

				for i in 0..num_blocks {

3020

60004

					System::set_block_number(i as u32);

3021

60004

					System::set_block_consumed_resources(block_weight, 0);

3022

60004

					TransactionPayment::on_finalize(i as u32);

3023

60004

3024

3025

12

				TransactionPaymentAsGasPrice::min_gas_price().0

3026

12

};

3027

3028

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

3029

			// they are expected to change when parameters that influence

3030

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

3031

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

3032

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

3033

3034

1

			assert_eq!(

3035

1

				sim(1_000_000_000, Perbill::from_percent(0), 1),

3036

1

				U256::from(31_250_000_000u128), // lower bound enforced

3037

1

);

3038

1

			assert_eq!(

3039

1

				sim(1_000_000_000, Perbill::from_percent(25), 1),

3040

1

				U256::from(31_250_000_000u128),

3041

1

);

3042

1

			assert_eq!(

3043

1

				sim(1_000_000_000, Perbill::from_percent(50), 1),

3044

1

				U256::from(31_268_755_625u128), // slightly higher than lower bound

3045

1

);

3046

1

			assert_eq!(

3047

1

				sim(1_000_000_000, Perbill::from_percent(100), 1),

3048

1

				U256::from(31_331_355_625u128), // a bit higher than before

3049

1

);

3050

3051

			// 1 "real" hour (at 12-second blocks)

3052

1

			assert_eq!(

3053

1

				sim(1_000_000_000, Perbill::from_percent(0), 600),

3054

1

				U256::from(31_250_000_000u128), // lower bound enforced

3055

1

);

3056

1

			assert_eq!(

3057

1

				sim(1_000_000_000, Perbill::from_percent(25), 600),

3058

1

				U256::from(31_250_000_000u128),

3059

1

);

3060

1

			assert_eq!(

3061

1

				sim(1_000_000_000, Perbill::from_percent(50), 600),

3062

1

				U256::from(44_791_543_237u128), // a bit higher than lower bound

3063

1

);

3064

1

			assert_eq!(

3065

1

				sim(1_000_000_000, Perbill::from_percent(100), 600),

3066

1

				U256::from(148_712_903_041u128), // a lot more

3067

1

);

3068

3069

			// 1 "real" day (at 12-second blocks)

3070

1

			assert_eq!(

3071

1

				sim(1_000_000_000, Perbill::from_percent(0), 14400),

3072

1

				U256::from(31_250_000_000u128), // lower bound enforced

3073

1

);

3074

1

			assert_eq!(

3075

1

				sim(1_000_000_000, Perbill::from_percent(25), 14400),

3076

1

				U256::from(31_250_000_000u128),

3077

1

);

3078

1

			assert_eq!(

3079

1

				sim(1_000_000_000, Perbill::from_percent(50), 14400),

3080

1

				U256::from(176_666_465_470_908u128), // significantly higher

3081

1

);

3082

1

			assert_eq!(

3083

1

				sim(1_000_000_000, Perbill::from_percent(100), 14400),

3084

1

				U256::from(3_125_000_000_000_000u128), // upper bound enforced

3085

1

);

3086

1

});

3087

1

3088