Grcov report - integration

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// Copyright 2019-2025 PureStake Inc.

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// This file is part of Moonbeam.

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

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

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

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// (at your option) any later version.

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

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

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

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// GNU General Public License for more details.

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

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

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//! Moonriver Runtime Integration Tests

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#![cfg(test)]

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mod common;

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use common::*;

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use std::cell::Cell;

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use std::rc::Rc;

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use fp_evm::{Context, IsPrecompileResult};

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use frame_support::{

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	assert_noop, assert_ok,

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	dispatch::DispatchClass,

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	traits::{

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

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		StorageInfo, StorageInfoTrait,

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},

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

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	StorageHasher, Twox128,

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};

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use moonkit_xcm_primitives::AccountIdAssetIdConversion;

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

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use moonriver_runtime::runtime_params::dynamic_params;

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use moonriver_runtime::xcm_config::XcmExecutor;

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use moonriver_runtime::{

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	asset_config::ForeignAssetInstance,

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	moonriver_xcm_weights,

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	xcm_config::{CurrencyId, SelfReserve},

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

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	PolkadotXcm, Precompiles, RuntimeBlockWeights, TransactionPayment,

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	TransactionPaymentAsGasPrice, Treasury, TreasuryCouncilCollective, XcmTransactor,

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	FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX, WEEKS,

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};

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use moonriver_xcm_weights::XcmWeight;

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use nimbus_primitives::NimbusId;

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use pallet_evm::PrecompileSet;

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use pallet_evm_precompileset_assets_erc20::{SELECTOR_LOG_APPROVAL, SELECTOR_LOG_TRANSFER};

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use pallet_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::*;

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use xcm::{VersionedAssets, VersionedLocation};

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use xcm_builder::{ParentIsPreset, SiblingParachainConvertsVia};

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use xcm_executor::traits::ConvertLocation;

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use xcm_primitives::split_location_into_chain_part_and_beneficiary;

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type BatchPCall = pallet_evm_precompile_batch::BatchPrecompileCall<Runtime>;

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type CrowdloanRewardsPCall =

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	pallet_evm_precompile_crowdloan_rewards::CrowdloanRewardsPrecompileCall<Runtime>;

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type XcmUtilsPCall = pallet_evm_precompile_xcm_utils::XcmUtilsPrecompileCall<

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	Runtime,

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	moonriver_runtime::xcm_config::XcmExecutorConfig,

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>;

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type XtokensPCall = pallet_evm_precompile_xtokens::XtokensPrecompileCall<Runtime>;

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type ForeignAssetsPCall = pallet_evm_precompileset_assets_erc20::Erc20AssetsPrecompileSetCall<

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	Runtime,

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	ForeignAssetInstance,

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>;

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type XcmTransactorV2PCall =

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	pallet_evm_precompile_xcm_transactor::v2::XcmTransactorPrecompileV2Call<Runtime>;

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const BASE_FEE_GENESIS: u128 = 100 * GIGAWEI;

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

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	Asset {

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		id: AssetId(

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

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				currency_id,

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			.unwrap(),

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),

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		fun: Fungibility::Fungible(amount),

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4

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#[test]

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fn xcmp_queue_controller_origin_is_root() {

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

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

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	assert_ok!(

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		<moonriver_runtime::Runtime as cumulus_pallet_xcmp_queue::Config

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

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);

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1

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#[test]

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fn verify_pallet_prefixes() {

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

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

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

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

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

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		// expand/storage.rs#L389-L401

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		assert_eq!(

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

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			Some(name)

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);

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

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

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

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

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

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

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

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

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

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

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

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

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

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	is_pallet_prefix::<moonriver_runtime::OpenTechCommitteeCollective>(

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		"OpenTechCommitteeCollective",

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);

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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1

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	let prefix = |pallet_name, storage_name| {

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		let mut res = [0u8; 32];

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

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

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		res.to_vec()

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};

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	assert_eq!(

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

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		vec![

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			StorageInfo {

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				pallet_name: b"Timestamp".to_vec(),

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				storage_name: b"Now".to_vec(),

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

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				max_values: Some(1),

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				max_size: Some(8),

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},

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			StorageInfo {

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				pallet_name: b"Timestamp".to_vec(),

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				storage_name: b"DidUpdate".to_vec(),

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

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				max_values: Some(1),

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				max_size: Some(1),

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1

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);

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	assert_eq!(

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

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		vec![

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			StorageInfo {

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				pallet_name: b"Balances".to_vec(),

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				storage_name: b"TotalIssuance".to_vec(),

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

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				max_values: Some(1),

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				max_size: Some(16),

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},

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			StorageInfo {

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				pallet_name: b"Balances".to_vec(),

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				storage_name: b"InactiveIssuance".to_vec(),

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

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				max_values: Some(1),

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				max_size: Some(16),

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},

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			StorageInfo {

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				pallet_name: b"Balances".to_vec(),

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				storage_name: b"Account".to_vec(),

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

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				max_values: None,

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				max_size: Some(100),

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},

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			StorageInfo {

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				pallet_name: b"Balances".to_vec(),

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				storage_name: b"Locks".to_vec(),

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

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				max_values: None,

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				max_size: Some(1287),

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},

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			StorageInfo {

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				pallet_name: b"Balances".to_vec(),

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				storage_name: b"Reserves".to_vec(),

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

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				max_values: None,

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				max_size: Some(1037),

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},

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			StorageInfo {

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				pallet_name: b"Balances".to_vec(),

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				storage_name: b"Holds".to_vec(),

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

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				max_values: None,

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				max_size: Some(91),

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},

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			StorageInfo {

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				pallet_name: b"Balances".to_vec(),

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				storage_name: b"Freezes".to_vec(),

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

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				max_values: None,

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				max_size: Some(37),

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},

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1

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);

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	assert_eq!(

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

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		vec![

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			StorageInfo {

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				pallet_name: b"Proxy".to_vec(),

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				storage_name: b"Proxies".to_vec(),

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

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				max_values: None,

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				max_size: Some(845),

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},

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			StorageInfo {

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				pallet_name: b"Proxy".to_vec(),

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				storage_name: b"Announcements".to_vec(),

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

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				max_values: None,

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				max_size: Some(1837),

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1

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1

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);

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	assert_eq!(

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

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		vec![StorageInfo {

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			pallet_name: b"MaintenanceMode".to_vec(),

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			storage_name: b"MaintenanceMode".to_vec(),

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

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			max_values: Some(1),

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			max_size: None,

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},]

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1

);

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	assert_eq!(

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

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		vec![

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			StorageInfo {

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				pallet_name: b"RelayStorageRoots".to_vec(),

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				storage_name: b"RelayStorageRoot".to_vec(),

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

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				max_values: None,

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				max_size: Some(44),

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},

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			StorageInfo {

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				pallet_name: b"RelayStorageRoots".to_vec(),

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				storage_name: b"RelayStorageRootKeys".to_vec(),

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

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				max_values: Some(1),

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				max_size: Some(121),

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1

},

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1

294

1

);

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1

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#[test]

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fn test_collectives_storage_item_prefixes() {

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	for StorageInfo { pallet_name, .. } in

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

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302

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

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	for StorageInfo { pallet_name, .. } in

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

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

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1

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#[test]

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fn collective_set_members_root_origin_works() {

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

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		// TreasuryCouncilCollective

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		assert_ok!(TreasuryCouncilCollective::set_members(

317

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

318

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

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			Some(AccountId::from(ALICE)),

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1

321

1

));

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		// OpenTechCommitteeCollective

323

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		assert_ok!(OpenTechCommitteeCollective::set_members(

324

1

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

325

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

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			Some(AccountId::from(ALICE)),

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1

328

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));

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1

});

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#[test]

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fn collective_set_members_general_admin_origin_works() {

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	use moonriver_runtime::{

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

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};

337

338

1

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

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

340

1

		let alice = AccountId::from(ALICE);

341

1

342

1

		// TreasuryCouncilCollective

343

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		let _ = Utility::dispatch_as(

344

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			root_caller.clone(),

345

1

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

346

1

			Box::new(

347

1

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

348

1

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

349

1

					prime: Some(alice),

350

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					old_count: 2,

351

1

352

1

				.into(),

353

1

),

354

1

);

355

1

		// OpenTechCommitteeCollective

356

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		let _ = Utility::dispatch_as(

357

1

			root_caller,

358

1

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

359

1

			Box::new(

360

1

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

361

1

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

362

1

					prime: Some(alice),

363

1

					old_count: 2,

364

1

365

1

				.into(),

366

1

),

367

1

);

368

1

369

1

		assert_eq!(

370

1

			System::events()

371

1

				.into_iter()

372

2

				.filter_map(|r| {

373

2

					match r.event {

374

2

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

375

2

							if result.is_ok() =>

376

2

377

2

							Some(true)

378

379

						_ => None,

380

381

2

})

382

1

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

383

1

				.len(),

384

1

385

1

386

1

});

387

1

388

389

#[test]

390

1

fn collective_set_members_signed_origin_does_not_work() {

391

1

	let alice = AccountId::from(ALICE);

392

1

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

393

1

		// TreasuryCouncilCollective

394

1

		assert!(TreasuryCouncilCollective::set_members(

395

1

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

396

1

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

397

1

			Some(AccountId::from(ALICE)),

398

1

399

1

400

1

		.is_err());

401

		// OpenTechCommitteeCollective

402

1

		assert!(OpenTechCommitteeCollective::set_members(

403

1

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

404

1

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

405

1

			Some(AccountId::from(ALICE)),

406

1

407

1

408

1

		.is_err());

409

1

});

410

1

411

412

#[test]

413

1

fn verify_pallet_indices() {

414

36

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

415

36

		assert_eq!(

416

36

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

417

36

			Some(index)

418

36

);

419

36

420

	// System support

421

1

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

422

1

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

423

1

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

424

1

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

425

1

	// Monetary

426

1

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

427

1

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

428

1

	// Consensus support

429

1

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

430

1

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

431

1

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

432

1

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

433

1

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

434

1

	// Handy utilities

435

1

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

436

1

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

437

1

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

438

1

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

439

1

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

440

1

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

441

1

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

442

1

	// Ethereum compatibility

443

1

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

444

1

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

445

1

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

446

1

	// Governance

447

1

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

448

1

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

449

1

	// Council

450

1

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

451

1

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

452

1

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

453

1

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

454

1

	// Treasury

455

1

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

456

1

	// Crowdloan

457

1

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

458

1

	// XCM Stuff

459

1

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

460

1

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

461

1

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

462

1

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

463

1

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

464

1

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

465

1

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

466

1

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

467

1

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

468

1

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

469

1

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

470

1

471

472

#[test]

473

1

fn verify_reserved_indices() {

474

1

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

475

1

		.build_storage()

476

1

		.unwrap()

477

1

		.into();

478

1

479

1

	t.execute_with(|| {

480

		use frame_metadata::*;

481

1

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

482

1

		let metadata = match metadata.1 {

483

1

			RuntimeMetadata::V14(metadata) => metadata,

484

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

485

};

486

		// 40: Sudo

487

		// 53: BaseFee

488

		// 108: pallet_assets::<Instance1>

489

1

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

490

1

		let existing = metadata

491

1

			.pallets

492

1

			.iter()

493

53

			.map(|p| p.index)

494

1

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

495

3

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

496

1

});

497

1

498

499

#[test]

500

1

fn verify_proxy_type_indices() {

501

1

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

502

1

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

503

1

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

504

1

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

505

1

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

506

1

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

507

1

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

508

1

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

509

1

510

511

#[test]

512

1

fn join_collator_candidates() {

513

1

	ExtBuilder::default()

514

1

		.with_balances(vec![

515

1

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

516

1

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

517

1

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

518

1

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

519

1

])

520

1

		.with_collators(vec![

521

1

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

522

1

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

523

1

])

524

1

		.with_delegations(vec![

525

1

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

526

1

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

527

1

])

528

1

		.build()

529

1

		.execute_with(|| {

530

1

			assert_noop!(

531

1

				ParachainStaking::join_candidates(

532

1

					origin_of(AccountId::from(ALICE)),

533

1

					10_000 * MOVR,

534

1

					2u32

535

1

),

536

1

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

537

1

);

538

1

			assert_noop!(

539

1

				ParachainStaking::join_candidates(

540

1

					origin_of(AccountId::from(CHARLIE)),

541

1

					10_000 * MOVR,

542

1

					2u32

543

1

),

544

1

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

545

1

);

546

1

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

547

1

			assert_ok!(ParachainStaking::join_candidates(

548

1

				origin_of(AccountId::from(DAVE)),

549

1

				10_000 * MOVR,

550

1

				2u32

551

1

));

552

1

			assert_eq!(

553

1

				last_event(),

554

1

				RuntimeEvent::ParachainStaking(

555

1

					pallet_parachain_staking::Event::JoinedCollatorCandidates {

556

1

						account: AccountId::from(DAVE),

557

1

						amount_locked: 10_000 * MOVR,

558

1

						new_total_amt_locked: 30_100 * MOVR

559

1

560

1

561

1

);

562

1

			let candidates = ParachainStaking::candidate_pool();

563

1

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

564

1

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

565

1

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

566

1

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

567

1

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

568

1

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

569

1

});

570

1

571

572

#[test]

573

1

fn transfer_through_evm_to_stake() {

574

1

	ExtBuilder::default()

575

1

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

576

1

		.build()

577

1

		.execute_with(|| {

578

1

			// Charlie has no balance => fails to stake

579

1

			assert_noop!(

580

1

				ParachainStaking::join_candidates(

581

1

					origin_of(AccountId::from(CHARLIE)),

582

1

					10_000 * MOVR,

583

1

					2u32

584

1

),

585

1

				DispatchError::Module(ModuleError {

586

1

					index: 20,

587

1

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

588

1

					message: Some("InsufficientBalance")

589

1

})

590

1

);

591

			// Alice transfer from free balance 20000 MOVR to Bob

592

1

			assert_ok!(Balances::transfer_allow_death(

593

1

				origin_of(AccountId::from(ALICE)),

594

1

				AccountId::from(BOB),

595

1

				20_000 * MOVR,

596

1

));

597

1

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

598

599

1

			let gas_limit = 100000u64;

600

1

			let gas_price: U256 = BASE_FEE_GENESIS.into();

601

1

			// Bob transfers 10000 MOVR to Charlie via EVM

602

1

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

603

1

				source: H160::from(BOB),

604

1

				target: H160::from(CHARLIE),

605

1

				input: vec![],

606

1

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

607

1

				gas_limit,

608

1

				max_fee_per_gas: gas_price,

609

1

				max_priority_fee_per_gas: None,

610

1

				nonce: None,

611

1

				access_list: Vec::new(),

612

1

})

613

1

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

614

1

			assert_eq!(

615

1

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

616

1

				10_000 * MOVR,

617

1

);

618

619

			// Charlie can stake now

620

1

			assert_ok!(ParachainStaking::join_candidates(

621

1

				origin_of(AccountId::from(CHARLIE)),

622

1

				10_000 * MOVR,

623

1

				2u32,

624

1

			),);

625

1

			let candidates = ParachainStaking::candidate_pool();

626

1

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

627

1

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

628

1

});

629

1

630

631

#[test]

632

1

fn reward_block_authors() {

633

1

	ExtBuilder::default()

634

1

		.with_balances(vec![

635

1

			// Alice gets 100 extra tokens for her mapping deposit

636

1

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

637

1

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

638

1

])

639

1

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

640

1

		.with_delegations(vec![(

641

1

			AccountId::from(BOB),

642

1

			AccountId::from(ALICE),

643

1

			500 * MOVR,

644

1

)])

645

1

		.with_mappings(vec![(

646

1

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

647

1

			AccountId::from(ALICE),

648

1

)])

649

1

		.build()

650

1

		.execute_with(|| {

651

1

			increase_last_relay_slot_number(1);

652

1

653

1

			// Just before round 3

654

1

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

655

1

656

1

			// no rewards doled out yet

657

1

			assert_eq!(

658

1

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

659

1

				10_100 * MOVR,

660

1

);

661

1

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

662

1

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

663

1

664

1

			// rewards minted and distributed

665

1

			assert_eq!(

666

1

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

667

1

				11547666666208000000000,

668

1

);

669

1

			assert_eq!(

670

1

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

671

1

				9557333332588000000000,

672

1

);

673

1

});

674

1

675

676

#[test]

677

1

fn reward_block_authors_with_parachain_bond_reserved() {

678

1

	ExtBuilder::default()

679

1

		.with_balances(vec![

680

1

			// Alice gets 100 extra tokens for her mapping deposit

681

1

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

682

1

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

683

1

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

684

1

])

685

1

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

686

1

		.with_delegations(vec![(

687

1

			AccountId::from(BOB),

688

1

			AccountId::from(ALICE),

689

1

			500 * MOVR,

690

1

)])

691

1

		.with_mappings(vec![(

692

1

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

693

1

			AccountId::from(ALICE),

694

1

)])

695

1

		.build()

696

1

		.execute_with(|| {

697

1

			increase_last_relay_slot_number(1);

698

1

			assert_ok!(ParachainStaking::set_parachain_bond_account(

699

1

				root_origin(),

700

1

				AccountId::from(CHARLIE),

701

1

			),);

702

703

			// Stop just before round 2

704

1

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

705

1

706

1

			// no collator rewards doled out yet

707

1

			assert_eq!(

708

1

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

709

1

				10_100 * MOVR,

710

1

);

711

1

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

712

713

			// Go to round 2

714

1

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

715

1

716

1

			// 30% reserved for parachain bond

717

1

			assert_eq!(

718

1

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

719

1

				452515000000000000000,

720

1

);

721

722

			// Go to round 3

723

1

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

724

1

725

1

			// rewards minted and distributed

726

1

			assert_eq!(

727

1

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

728

1

				11117700475903800000000,

729

1

);

730

1

			assert_eq!(

731

1

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

732

1

				9535834523343675000000,

733

1

);

734

			// 30% reserved for parachain bond again

735

1

			assert_eq!(

736

1

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

737

1

				910802725000000000000,

738

1

);

739

1

});

740

1

741

742

#[test]

743

1

fn initialize_crowdloan_addresses_with_batch_and_pay() {

744

1

	ExtBuilder::default()

745

1

		.with_balances(vec![

746

1

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

747

1

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

748

1

])

749

1

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

750

1

		.with_mappings(vec![(

751

1

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

752

1

			AccountId::from(ALICE),

753

1

)])

754

1

		.with_crowdloan_fund(3_000_000 * MOVR)

755

1

		.build()

756

1

		.execute_with(|| {

757

1

			// set parachain inherent data

758

1

			set_parachain_inherent_data();

759

1

			let init_block = CrowdloanRewards::init_vesting_block();

760

1

			// This matches the previous vesting

761

1

			let end_block = init_block + 48 * WEEKS;

762

1

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

763

1

			assert_ok!(

764

1

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

765

1

					calls: vec![

766

1

						RuntimeCall::CrowdloanRewards(

767

1

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

768

1

								rewards: vec![(

769

1

									[4u8; 32].into(),

770

1

									Some(AccountId::from(CHARLIE)),

771

1

									1_500_000 * MOVR

772

1

)]

773

1

774

1

),

775

1

						RuntimeCall::CrowdloanRewards(

776

1

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

777

1

								rewards: vec![(

778

1

									[5u8; 32].into(),

779

1

									Some(AccountId::from(DAVE)),

780

1

									1_500_000 * MOVR

781

1

)]

782

1

783

1

),

784

1

						RuntimeCall::CrowdloanRewards(

785

1

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

786

1

								lease_ending_block: end_block

787

1

788

1

789

1

790

1

})

791

1

				.dispatch(root_origin())

792

1

);

793

			// 30 percent initial payout

794

1

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

795

			// 30 percent initial payout

796

1

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

797

1

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

798

1

			assert_eq!(last_event(), expected);

799

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

800

1

			assert_ok!(

801

1

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

802

1

					calls: vec![RuntimeCall::CrowdloanRewards(

803

1

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

804

1

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

805

1

806

1

)]

807

1

})

808

1

				.dispatch(root_origin())

809

1

);

810

1

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

811

1

				index: 0,

812

1

				error: DispatchError::Module(ModuleError {

813

1

					index: 90,

814

1

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

815

1

					message: None,

816

1

}),

817

1

});

818

1

			assert_eq!(last_event(), expected_fail);

819

			// Claim 1 block.

820

1

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

821

1

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

822

823

1

			let vesting_period = 48 * WEEKS as u128;

824

1

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

825

1

826

1

			assert_eq!(

827

1

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

828

1

					.unwrap()

829

1

					.claimed_reward,

830

1

				(450_000 * MOVR) + per_block

831

1

);

832

1

			assert_eq!(

833

1

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

834

1

					.unwrap()

835

1

					.claimed_reward,

836

1

				(450_000 * MOVR) + per_block

837

1

);

838

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

839

1

			assert_eq!(

840

1

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

841

1

				(450_000 * MOVR) + per_block

842

1

);

843

1

			assert_eq!(

844

1

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

845

1

				(450_000 * MOVR) + per_block

846

1

);

847

1

			assert_noop!(

848

1

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

849

1

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

850

1

);

851

1

});

852

1

853

854

#[test]

855

1

fn initialize_crowdloan_address_and_change_with_relay_key_sig() {

856

1

	ExtBuilder::default()

857

1

		.with_balances(vec![

858

1

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

859

1

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

860

1

])

861

1

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

862

1

		.with_mappings(vec![(

863

1

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

864

1

			AccountId::from(ALICE),

865

1

)])

866

1

		.with_crowdloan_fund(3_000_000 * MOVR)

867

1

		.build()

868

1

		.execute_with(|| {

869

1

			// set parachain inherent data

870

1

			set_parachain_inherent_data();

871

1

			let init_block = CrowdloanRewards::init_vesting_block();

872

1

			// This matches the previous vesting

873

1

			let end_block = init_block + 4 * WEEKS;

874

1

875

1

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

876

1

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

877

1

878

1

			let public1 = pair1.public();

879

1

			let public2 = pair2.public();

880

1

881

1

			// signature:

882

1

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

883

1

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

884

1

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

885

1

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

886

1

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

887

1

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

888

1

			let signature1 = pair1.sign(&message);

889

1

			let signature2 = pair2.sign(&message);

890

1

891

1

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

892

1

			assert_ok!(

893

1

				// two relay accounts pointing at the same reward account

894

1

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

895

1

					calls: vec![

896

1

						RuntimeCall::CrowdloanRewards(

897

1

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

898

1

								rewards: vec![(

899

1

									public1.into(),

900

1

									Some(AccountId::from(CHARLIE)),

901

1

									1_500_000 * MOVR

902

1

)]

903

1

904

1

),

905

1

						RuntimeCall::CrowdloanRewards(

906

1

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

907

1

								rewards: vec![(

908

1

									public2.into(),

909

1

									Some(AccountId::from(CHARLIE)),

910

1

									1_500_000 * MOVR

911

1

)]

912

1

913

1

),

914

1

						RuntimeCall::CrowdloanRewards(

915

1

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

916

1

								lease_ending_block: end_block

917

1

918

1

919

1

920

1

})

921

1

				.dispatch(root_origin())

922

1

);

923

			// 30 percent initial payout

924

1

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

925

926

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

927

1

			assert_noop!(

928

1

				CrowdloanRewards::change_association_with_relay_keys(

929

1

					origin_of(AccountId::from(CHARLIE)),

930

1

					AccountId::from(DAVE),

931

1

					AccountId::from(CHARLIE),

932

1

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

933

1

),

934

1

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

935

1

);

936

937

			// this should be valid

938

1

			assert_ok!(CrowdloanRewards::change_association_with_relay_keys(

939

1

				origin_of(AccountId::from(CHARLIE)),

940

1

				AccountId::from(DAVE),

941

1

				AccountId::from(CHARLIE),

942

1

				vec![

943

1

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

944

1

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

945

1

946

1

));

947

948

1

			assert_eq!(

949

1

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

950

1

					.unwrap()

951

1

					.claimed_reward,

952

1

				(900_000 * MOVR)

953

1

);

954

1

});

955

1

956

957

#[test]

958

1

fn claim_via_precompile() {

959

1

	ExtBuilder::default()

960

1

		.with_balances(vec![

961

1

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

962

1

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

963

1

])

964

1

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

965

1

		.with_mappings(vec![(

966

1

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

967

1

			AccountId::from(ALICE),

968

1

)])

969

1

		.with_crowdloan_fund(3_000_000 * MOVR)

970

1

		.build()

971

1

		.execute_with(|| {

972

1

			// set parachain inherent data

973

1

			set_parachain_inherent_data();

974

1

			let init_block = CrowdloanRewards::init_vesting_block();

975

1

			// This matches the previous vesting

976

1

			let end_block = init_block + 4 * WEEKS;

977

1

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

978

1

			assert_ok!(

979

1

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

980

1

					calls: vec![

981

1

						RuntimeCall::CrowdloanRewards(

982

1

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

983

1

								rewards: vec![(

984

1

									[4u8; 32].into(),

985

1

									Some(AccountId::from(CHARLIE)),

986

1

									1_500_000 * MOVR

987

1

)]

988

1

989

1

),

990

1

						RuntimeCall::CrowdloanRewards(

991

1

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

992

1

								rewards: vec![(

993

1

									[5u8; 32].into(),

994

1

									Some(AccountId::from(DAVE)),

995

1

									1_500_000 * MOVR

996

1

)]

997

1

998

1

),

999

1

						RuntimeCall::CrowdloanRewards(

1000

1

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

1001

1

								lease_ending_block: end_block

1002

1

1003

1

1004

1

1005

1

})

1006

1

				.dispatch(root_origin())

1007

1

);

1008

1009

1

			assert!(CrowdloanRewards::initialized());

1010

1011

			// 30 percent initial payout

1012

1

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

1013

			// 30 percent initial payout

1014

1

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

1015

1016

1

			let crowdloan_precompile_address = H160::from_low_u64_be(2049);

1017

1

1018

1

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

1019

1

			let gas_limit = 100000u64;

1020

1

			let gas_price: U256 = BASE_FEE_GENESIS.into();

1021

1

1022

1

			// Construct the call data (selector, amount)

1023

1

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

1024

1

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

1025

1

1026

1

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

1027

1

				source: H160::from(CHARLIE),

1028

1

				target: crowdloan_precompile_address,

1029

1

				input: call_data,

1030

1

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

1031

1

				gas_limit,

1032

1

				max_fee_per_gas: gas_price,

1033

1

				max_priority_fee_per_gas: None,

1034

1

				nonce: None, // Use the next nonce

1035

1

				access_list: Vec::new(),

1036

1

})

1037

1

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

1038

1039

1

			let vesting_period = 4 * WEEKS as u128;

1040

1

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

1041

1

1042

1

			assert_eq!(

1043

1

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

1044

1

					.unwrap()

1045

1

					.claimed_reward,

1046

1

				(450_000 * MOVR) + per_block

1047

1

);

1048

1

})

1049

1

1050

1051

#[test]

1052

1

fn is_contributor_via_precompile() {

1053

1

	ExtBuilder::default()

1054

1

		.with_balances(vec![

1055

1

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

1056

1

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

1057

1

])

1058

1

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

1059

1

		.with_mappings(vec![(

1060

1

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

1061

1

			AccountId::from(ALICE),

1062

1

)])

1063

1

		.with_crowdloan_fund(3_000_000 * MOVR)

1064

1

		.build()

1065

1

		.execute_with(|| {

1066

1

			// set parachain inherent data

1067

1

			set_parachain_inherent_data();

1068

1

			let init_block = CrowdloanRewards::init_vesting_block();

1069

1

			// This matches the previous vesting

1070

1

			let end_block = init_block + 4 * WEEKS;

1071

1

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

1072

1

			assert_ok!(

1073

1

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

1074

1

					calls: vec![

1075

1

						RuntimeCall::CrowdloanRewards(

1076

1

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

1077

1

								rewards: vec![(

1078

1

									[4u8; 32].into(),

1079

1

									Some(AccountId::from(CHARLIE)),

1080

1

									1_500_000 * MOVR

1081

1

)]

1082

1

1083

1

),

1084

1

						RuntimeCall::CrowdloanRewards(

1085

1

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

1086

1

								rewards: vec![(

1087

1

									[5u8; 32].into(),

1088

1

									Some(AccountId::from(DAVE)),

1089

1

									1_500_000 * MOVR

1090

1

)]

1091

1

1092

1

),

1093

1

						RuntimeCall::CrowdloanRewards(

1094

1

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

1095

1

								lease_ending_block: end_block

1096

1

1097

1

1098

1

1099

1

})

1100

1

				.dispatch(root_origin())

1101

1

);

1102

1103

1

			let crowdloan_precompile_address = H160::from_low_u64_be(2049);

1104

1

1105

1

			// Assert precompile reports Bob is not a contributor

1106

1

			Precompiles::new()

1107

1

				.prepare_test(

1108

1

					ALICE,

1109

1

					crowdloan_precompile_address,

1110

1

					CrowdloanRewardsPCall::is_contributor {

1111

1

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

1112

1

},

1113

1

1114

1

				.expect_cost(3338)

1115

1

				.expect_no_logs()

1116

1

				.execute_returns(false);

1117

1

1118

1

			// Assert precompile reports Charlie is a nominator

1119

1

			Precompiles::new()

1120

1

				.prepare_test(

1121

1

					ALICE,

1122

1

					crowdloan_precompile_address,

1123

1

					CrowdloanRewardsPCall::is_contributor {

1124

1

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

1125

1

},

1126

1

1127

1

				.expect_cost(3338)

1128

1

				.expect_no_logs()

1129

1

				.execute_returns(true);

1130

1

})

1131

1

1132

1133

#[test]

1134

1

fn reward_info_via_precompile() {

1135

1

	ExtBuilder::default()

1136

1

		.with_balances(vec![

1137

1

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

1138

1

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

1139

1

])

1140

1

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

1141

1

		.with_mappings(vec![(

1142

1

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

1143

1

			AccountId::from(ALICE),

1144

1

)])

1145

1

		.with_crowdloan_fund(3_000_000 * MOVR)

1146

1

		.build()

1147

1

		.execute_with(|| {

1148

1

			// set parachain inherent data

1149

1

			set_parachain_inherent_data();

1150

1

			let init_block = CrowdloanRewards::init_vesting_block();

1151

1

			// This matches the previous vesting

1152

1

			let end_block = init_block + 4 * WEEKS;

1153

1

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

1154

1

			assert_ok!(

1155

1

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

1156

1

					calls: vec![

1157

1

						RuntimeCall::CrowdloanRewards(

1158

1

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

1159

1

								rewards: vec![(

1160

1

									[4u8; 32].into(),

1161

1

									Some(AccountId::from(CHARLIE)),

1162

1

									1_500_000 * MOVR

1163

1

)]

1164

1

1165

1

),

1166

1

						RuntimeCall::CrowdloanRewards(

1167

1

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

1168

1

								rewards: vec![(

1169

1

									[5u8; 32].into(),

1170

1

									Some(AccountId::from(DAVE)),

1171

1

									1_500_000 * MOVR

1172

1

)]

1173

1

1174

1

),

1175

1

						RuntimeCall::CrowdloanRewards(

1176

1

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

1177

1

								lease_ending_block: end_block

1178

1

1179

1

1180

1

1181

1

})

1182

1

				.dispatch(root_origin())

1183

1

);

1184

1185

1

			let crowdloan_precompile_address = H160::from_low_u64_be(2049);

1186

1

1187

1

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

1188

1

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

1189

1

1190

1

			// Assert precompile reports correct Charlie reward info.

1191

1

			Precompiles::new()

1192

1

				.prepare_test(

1193

1

					ALICE,

1194

1

					crowdloan_precompile_address,

1195

1

					CrowdloanRewardsPCall::reward_info {

1196

1

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

1197

1

},

1198

1

1199

1

				.expect_cost(3338)

1200

1

				.expect_no_logs()

1201

1

				.execute_returns((expected_total, expected_claimed));

1202

1

})

1203

1

1204

1205

#[test]

1206

1

fn update_reward_address_via_precompile() {

1207

1

	ExtBuilder::default()

1208

1

		.with_balances(vec![

1209

1

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

1210

1

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

1211

1

])

1212

1

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

1213

1

		.with_mappings(vec![(

1214

1

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

1215

1

			AccountId::from(ALICE),

1216

1

)])

1217

1

		.with_crowdloan_fund(3_000_000 * MOVR)

1218

1

		.build()

1219

1

		.execute_with(|| {

1220

1

			// set parachain inherent data

1221

1

			set_parachain_inherent_data();

1222

1

			let init_block = CrowdloanRewards::init_vesting_block();

1223

1

			// This matches the previous vesting

1224

1

			let end_block = init_block + 4 * WEEKS;

1225

1

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

1226

1

			assert_ok!(

1227

1

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

1228

1

					calls: vec![

1229

1

						RuntimeCall::CrowdloanRewards(

1230

1

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

1231

1

								rewards: vec![(

1232

1

									[4u8; 32].into(),

1233

1

									Some(AccountId::from(CHARLIE)),

1234

1

									1_500_000 * MOVR

1235

1

)]

1236

1

1237

1

),

1238

1

						RuntimeCall::CrowdloanRewards(

1239

1

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

1240

1

								rewards: vec![(

1241

1

									[5u8; 32].into(),

1242

1

									Some(AccountId::from(DAVE)),

1243

1

									1_500_000 * MOVR

1244

1

)]

1245

1

1246

1

),

1247

1

						RuntimeCall::CrowdloanRewards(

1248

1

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

1249

1

								lease_ending_block: end_block

1250

1

1251

1

1252

1

1253

1

})

1254

1

				.dispatch(root_origin())

1255

1

);

1256

1257

1

			let crowdloan_precompile_address = H160::from_low_u64_be(2049);

1258

1

1259

1

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

1260

1

			let gas_limit = 100000u64;

1261

1

			let gas_price: U256 = BASE_FEE_GENESIS.into();

1262

1

1263

1

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

1264

1

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

1265

1

			call_data[0..4]

1266

1

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

1267

1

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

1268

1

1269

1

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

1270

1

				source: H160::from(CHARLIE),

1271

1

				target: crowdloan_precompile_address,

1272

1

				input: call_data,

1273

1

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

1274

1

				gas_limit,

1275

1

				max_fee_per_gas: gas_price,

1276

1

				max_priority_fee_per_gas: None,

1277

1

				nonce: None, // Use the next nonce

1278

1

				access_list: Vec::new(),

1279

1

})

1280

1

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

1281

1282

1

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

1283

1

			assert_eq!(

1284

1

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

1285

1

					.unwrap()

1286

1

					.claimed_reward,

1287

1

				(450_000 * MOVR)

1288

1

);

1289

1

})

1290

1

1291

1292

1

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

1293

1

where

1294

1

	F: FnMut() -> (),

1295

1

1296

1

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

1297

1

		.build_storage()

1298

1

		.unwrap()

1299

1

		.into();

1300

1

	t.execute_with(|| {

1301

1

		System::set_block_consumed_resources(w, 0);

1302

1

		assertions()

1303

1

});

1304

1

1305

1306

#[test]

1307

#[rustfmt::skip]

1308

1

fn length_fee_is_sensible() {

1309

	use sp_runtime::testing::TestXt;

1310

1311

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

1312

1

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

1313

1

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

1314

1

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

1315

1

1316

9

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

1317

9

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

1318

9

				.inclusion_fee

1319

9

				.expect("fee should be calculated")

1320

9

				.len_fee

1321

9

};

1322

1323

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

1324

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

1325

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

1326

		//                             |           |

1327

1

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

1328

1

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

1329

1

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

1330

1

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

1331

1

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

1332

1

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

1333

1

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

1334

1

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

1335

1

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

1336

1

});

1337

1

1338

1339

#[test]

1340

1

fn multiplier_can_grow_from_zero() {

1341

	use frame_support::traits::Get;

1342

1343

1

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

1344

1

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

1345

1

		* RuntimeBlockWeights::get()

1346

1

			.get(DispatchClass::Normal)

1347

1

			.max_total

1348

1

			.unwrap();

1349

1

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

1350

1

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

1351

1

	run_with_system_weight(target * 101 / 100, || {

1352

1

		let next =

1353

1

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

1354

1

		assert!(

1355

1

			next > minimum_multiplier,

1356

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

1357

			next,

1358

			minimum_multiplier

1359

);

1360

1

})

1361

1

1362

1363

#[test]

1364

1

fn ethereum_invalid_transaction() {

1365

1

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

1366

1

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

1367

1

		// on chain is rejected.

1368

1

		assert_eq!(

1369

1

			Executive::apply_extrinsic(unchecked_eth_tx(INVALID_ETH_TX)),

1370

1

			Err(

1371

1

				sp_runtime::transaction_validity::TransactionValidityError::Invalid(

1372

1

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

1373

1

1374

1

1375

1

);

1376

1

});

1377

1

1378

1379

#[test]

1380

1

fn initial_gas_fee_is_correct() {

1381

	use fp_evm::FeeCalculator;

1382

1383

1

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

1384

1

		let multiplier = TransactionPayment::next_fee_multiplier();

1385

1

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

1386

1387

1

		assert_eq!(

1388

1

			TransactionPaymentAsGasPrice::min_gas_price(),

1389

1

1390

1

				3_125_000_000u128.into(),

1391

1

				Weight::from_parts(41_742_000u64, 0)

1392

1

1393

1

);

1394

1

});

1395

1

1396

1397

#[test]

1398

1

fn min_gas_fee_is_correct() {

1399

	use fp_evm::FeeCalculator;

1400

	use frame_support::traits::Hooks;

1401

1402

1

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

1403

1

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

1404

1

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

1405

1

1406

1

		let multiplier = TransactionPayment::next_fee_multiplier();

1407

1

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

1408

1409

1

		assert_eq!(

1410

1

			TransactionPaymentAsGasPrice::min_gas_price(),

1411

1

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

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 * MOVR) + (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 * MOVR,

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 * MOVR) + (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 * MOVR).into(),

1455

1

				gas_limit: 21_000u64,

1456

1

				max_fee_per_gas: U256::from(BASE_FEE_GENESIS),

1457

1

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

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 * MOVR) + (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 * MOVR).into(),

1486

1

				gas_limit: 21_777u64,

1487

1

				max_fee_per_gas: U256::from(BASE_FEE_GENESIS),

1488

1

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

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 * MOVR) + (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 * MOVR);

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 * MOVR).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 * MOVR + priority_fee,);

1535

1

});

1536

1

1537

1538

#[test]

1539

1

fn total_issuance_after_evm_transaction_with_priority_fee() {

1540

	use fp_evm::FeeCalculator;

1541

1

	ExtBuilder::default()

1542

1

		.with_balances(vec![

1543

1

1544

1

				AccountId::from(BOB),

1545

1

				(1 * MOVR) + (21_000 * (2 * BASE_FEE_GENESIS) + 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 * MOVR).into(),

1563

1

				gas_limit: 21_000u64,

1564

1

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

1565

1

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

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!(moonriver_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

	use fp_evm::FeeCalculator;

1592

1

	ExtBuilder::default()

1593

1

		.with_balances(vec![

1594

1

1595

1

				AccountId::from(BOB),

1596

1

				(1 * MOVR) + (21_000 * (2 * 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

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

1606

1

			// EVM transfer.

1607

1

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

1608

1

				source: H160::from(BOB),

1609

1

				target: H160::from(ALICE),

1610

1

				input: Vec::new(),

1611

1

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

1612

1

				gas_limit: 21_000u64,

1613

1

				max_fee_per_gas: U256::from(BASE_FEE_GENESIS),

1614

1

				max_priority_fee_per_gas: None,

1615

1

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

1616

1

				access_list: Vec::new(),

1617

1

})

1618

1

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

1619

1620

1

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

1621

1

1622

1

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

1623

1

1624

1

			let base_fee: Balance = base_fee * 21_000;

1625

1

1626

1

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

1627

1

1628

1

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

1629

1

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

1630

1

			let burnt_base_fee_part: Balance = base_fee - treasury_base_fee_part;

1631

1

1632

1

			assert_eq!(issuance_after, issuance_before - burnt_base_fee_part);

1633

1634

1

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

1635

1

});

1636

1

1637

1638

#[test]

1639

1

fn root_can_change_default_xcm_vers() {

1640

1

	ExtBuilder::default()

1641

1

		.with_balances(vec![

1642

1

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

1643

1

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

1644

1

])

1645

1

		.with_xcm_assets(vec![XcmAssetInitialization {

1646

1

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

1647

1

			metadata: AssetRegistrarMetadata {

1648

1

				name: b"RelayToken".to_vec(),

1649

1

				symbol: b"Relay".to_vec(),

1650

1

				decimals: 12,

1651

1

				is_frozen: false,

1652

1

},

1653

1

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

1654

1

			is_sufficient: true,

1655

1

}])

1656

1

		.build()

1657

1

		.execute_with(|| {

1658

1

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

1659

1

			let dest = Location {

1660

1

				parents: 1,

1661

1

				interior: [AccountId32 {

1662

1

					network: None,

1663

1

					id: [1u8; 32],

1664

1

}]

1665

1

				.into(),

1666

1

};

1667

1

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

1668

1

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

1669

1

			let (chain_part, beneficiary) =

1670

1

				split_location_into_chain_part_and_beneficiary(dest).unwrap();

1671

1

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

1672

1

			// know with which version to send

1673

1

			assert_noop!(

1674

1

				PolkadotXcm::transfer_assets(

1675

1

					origin_of(AccountId::from(ALICE)),

1676

1

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

1677

1

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

1678

1

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

1679

1

0,

1680

1

					WeightLimit::Limited(4000000000.into())

1681

1

),

1682

1

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

1683

1

);

1684

1685

			// Root sets the defaultXcm

1686

1

			assert_ok!(PolkadotXcm::force_default_xcm_version(

1687

1

				root_origin(),

1688

1

				Some(3)

1689

1

));

1690

1691

			// Now transferring does not fail

1692

1

			assert_ok!(PolkadotXcm::transfer_assets(

1693

1

				origin_of(AccountId::from(ALICE)),

1694

1

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

1695

1

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

1696

1

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

1697

1

0,

1698

1

				WeightLimit::Limited(4000000000.into())

1699

1

));

1700

1

})

1701

1

1702

1703

#[test]

1704

1

fn asset_can_be_registered() {

1705

1

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

1706

1

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

1707

1

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

1708

1

		let asset_metadata = AssetRegistrarMetadata {

1709

1

			name: b"RelayToken".to_vec(),

1710

1

			symbol: b"Relay".to_vec(),

1711

1

			decimals: 12,

1712

1

			is_frozen: false,

1713

1

};

1714

1

		assert_ok!(AssetManager::register_foreign_asset(

1715

1

			moonriver_runtime::RuntimeOrigin::root(),

1716

1

			source_location,

1717

1

			asset_metadata,

1718

1

			1u128,

1719

1

			true

1720

1

));

1721

1

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

1722

1

});

1723

1

1724

1725

#[test]

1726

1

fn xcm_asset_erc20_precompiles_supply_and_balance() {

1727

1

	ExtBuilder::default()

1728

1

		.with_xcm_assets(vec![XcmAssetInitialization {

1729

1

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

1730

1

			metadata: AssetRegistrarMetadata {

1731

1

				name: b"RelayToken".to_vec(),

1732

1

				symbol: b"Relay".to_vec(),

1733

1

				decimals: 12,

1734

1

				is_frozen: false,

1735

1

},

1736

1

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

1737

1

			is_sufficient: true,

1738

1

}])

1739

1

		.with_balances(vec![

1740

1

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

1741

1

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

1742

1

])

1743

1

		.build()

1744

1

		.execute_with(|| {

1745

1

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

1746

1

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

1747

1

1748

1

			// Its address is

1749

1

			let asset_precompile_address = Runtime::asset_id_to_account(

1750

1

				FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX,

1751

1

				relay_asset_id,

1752

1

);

1753

1

1754

1

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

1755

1

			assert_eq!(

1756

1

				moonriver_runtime::Assets::total_supply(relay_asset_id),

1757

1

				1_000 * MOVR

1758

1

);

1759

1760

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

1761

1

			Precompiles::new()

1762

1

				.prepare_test(

1763

1

					ALICE,

1764

1

					asset_precompile_address,

1765

1

					ForeignAssetsPCall::total_supply {},

1766

1

1767

1

				.expect_cost(5007)

1768

1

				.expect_no_logs()

1769

1

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

1770

1

1771

1

			// Access balanceOf through precompile

1772

1

			Precompiles::new()

1773

1

				.prepare_test(

1774

1

					ALICE,

1775

1

					asset_precompile_address,

1776

1

					ForeignAssetsPCall::balance_of {

1777

1

						who: Address(ALICE.into()),

1778

1

},

1779

1

1780

1

				.expect_cost(5007)

1781

1

				.expect_no_logs()

1782

1

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

1783

1

});

1784

1

1785

1786

#[test]

1787

1

fn xcm_asset_erc20_precompiles_transfer() {

1788

1

	ExtBuilder::default()

1789

1

		.with_xcm_assets(vec![XcmAssetInitialization {

1790

1

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

1791

1

			metadata: AssetRegistrarMetadata {

1792

1

				name: b"RelayToken".to_vec(),

1793

1

				symbol: b"Relay".to_vec(),

1794

1

				decimals: 12,

1795

1

				is_frozen: false,

1796

1

},

1797

1

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

1798

1

			is_sufficient: true,

1799

1

}])

1800

1

		.with_balances(vec![

1801

1

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

1802

1

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

1803

1

])

1804

1

		.build()

1805

1

		.execute_with(|| {

1806

1

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

1807

1

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

1808

1

1809

1

			// Its address is

1810

1

			let asset_precompile_address = Runtime::asset_id_to_account(

1811

1

				FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX,

1812

1

				relay_asset_id,

1813

1

);

1814

1

1815

1

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

1816

1

			Precompiles::new()

1817

1

				.prepare_test(

1818

1

					ALICE,

1819

1

					asset_precompile_address,

1820

1

					ForeignAssetsPCall::transfer {

1821

1

						to: Address(BOB.into()),

1822

1

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

1823

1

},

1824

1

1825

1

				.expect_cost(26587)

1826

1

				.expect_log(log3(

1827

1

					asset_precompile_address,

1828

1

					SELECTOR_LOG_TRANSFER,

1829

1

					H160::from(ALICE),

1830

1

					H160::from(BOB),

1831

1

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

1832

1

))

1833

1

				.execute_returns(true);

1834

1

1835

1

			// Make sure BOB has 400 MOVR

1836

1

			Precompiles::new()

1837

1

				.prepare_test(

1838

1

					BOB,

1839

1

					asset_precompile_address,

1840

1

					ForeignAssetsPCall::balance_of {

1841

1

						who: Address(BOB.into()),

1842

1

},

1843

1

1844

1

				.expect_cost(5007)

1845

1

				.expect_no_logs()

1846

1

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

1847

1

});

1848

1

1849

1850

#[test]

1851

1

fn xcm_asset_erc20_precompiles_approve() {

1852

1

	ExtBuilder::default()

1853

1

		.with_xcm_assets(vec![XcmAssetInitialization {

1854

1

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

1855

1

			metadata: AssetRegistrarMetadata {

1856

1

				name: b"RelayToken".to_vec(),

1857

1

				symbol: b"Relay".to_vec(),

1858

1

				decimals: 12,

1859

1

				is_frozen: false,

1860

1

},

1861

1

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

1862

1

			is_sufficient: true,

1863

1

}])

1864

1

		.with_balances(vec![

1865

1

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

1866

1

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

1867

1

])

1868

1

		.build()

1869

1

		.execute_with(|| {

1870

1

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

1871

1

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

1872

1

1873

1

			// Its address is

1874

1

			let asset_precompile_address = Runtime::asset_id_to_account(

1875

1

				FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX,

1876

1

				relay_asset_id,

1877

1

);

1878

1

1879

1

			// Aprove Bob for spending 400 MOVR from Alice

1880

1

			Precompiles::new()

1881

1

				.prepare_test(

1882

1

					ALICE,

1883

1

					asset_precompile_address,

1884

1

					ForeignAssetsPCall::approve {

1885

1

						spender: Address(BOB.into()),

1886

1

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

1887

1

},

1888

1

1889

1

				.expect_cost(17323)

1890

1

				.expect_log(log3(

1891

1

					asset_precompile_address,

1892

1

					SELECTOR_LOG_APPROVAL,

1893

1

					H160::from(ALICE),

1894

1

					H160::from(BOB),

1895

1

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

1896

1

))

1897

1

				.execute_returns(true);

1898

1

1899

1

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

1900

1

			Precompiles::new()

1901

1

				.prepare_test(

1902

1

					BOB,

1903

1

					asset_precompile_address,

1904

1

					ForeignAssetsPCall::transfer_from {

1905

1

						from: Address(ALICE.into()),

1906

1

						to: Address(CHARLIE.into()),

1907

1

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

1908

1

},

1909

1

1910

1

				.expect_cost(31873)

1911

1

				.expect_log(log3(

1912

1

					asset_precompile_address,

1913

1

					SELECTOR_LOG_TRANSFER,

1914

1

					H160::from(ALICE),

1915

1

					H160::from(CHARLIE),

1916

1

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

1917

1

))

1918

1

				.execute_returns(true);

1919

1

1920

1

			// Make sure CHARLIE has 400 MOVR

1921

1

			Precompiles::new()

1922

1

				.prepare_test(

1923

1

					CHARLIE,

1924

1

					asset_precompile_address,

1925

1

					ForeignAssetsPCall::balance_of {

1926

1

						who: Address(CHARLIE.into()),

1927

1

},

1928

1

1929

1

				.expect_cost(5007)

1930

1

				.expect_no_logs()

1931

1

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

1932

1

});

1933

1

1934

1935

#[test]

1936

1

fn xtokens_precompiles_transfer() {

1937

2

	fn run_test_variant(evm_native: bool) {

1938

2

		let mut builder = ExtBuilder::default();

1939

2

1940

2

		if evm_native {

1941

1

			builder = builder.with_evm_native_foreign_assets();

1942

1

1943

1944

2

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

1945

2

		builder

1946

2

			.with_xcm_assets(vec![XcmAssetInitialization {

1947

2

				asset_type: asset_type.clone(),

1948

2

				metadata: AssetRegistrarMetadata {

1949

2

					name: b"RelayToken".to_vec(),

1950

2

					symbol: b"Relay".to_vec(),

1951

2

					decimals: 12,

1952

2

					is_frozen: false,

1953

2

},

1954

2

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

1955

2

				is_sufficient: true,

1956

2

}])

1957

2

			.with_balances(vec![

1958

2

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

1959

2

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

1960

2

])

1961

2

			.with_safe_xcm_version(3)

1962

2

			.build()

1963

2

			.execute_with(|| {

1964

2

				let xtokens_precompile_address = H160::from_low_u64_be(2052);

1965

2

1966

2

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

1967

2

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

1968

2

1969

2

				// Its address is

1970

2

				let asset_precompile_address = Runtime::asset_id_to_account(

1971

2

					FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX,

1972

2

					relay_asset_id,

1973

2

);

1974

2

1975

2

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

1976

2

				let destination = Location::new(

1977

2

1,

1978

2

					[Junction::AccountId32 {

1979

2

						network: None,

1980

2

						id: [1u8; 32],

1981

2

}],

1982

2

);

1983

2

1984

2

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

1985

2

				let inside2 = inside.clone();

1986

2

1987

2

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

1988

2

				Precompiles::new()

1989

2

					.prepare_test(

1990

2

						ALICE,

1991

2

						xtokens_precompile_address,

1992

2

						XtokensPCall::transfer {

1993

2

							currency_address: Address(asset_precompile_address.into()),

1994

2

							amount: 500_000_000_000_000u128.into(),

1995

2

							destination,

1996

2

							weight: 4_000_000,

1997

2

},

1998

2

1999

2

					.expect_cost(if evm_native { 178365 } else { 26765 })

2000

2

					.expect_no_logs()

2001

2

					// We expect an evm subcall ERC20.burnFrom

2002

2

					.with_subcall_handle(move |subcall| {

2003

1

						let Subcall {

2004

1

							address,

2005

1

							transfer,

2006

1

							input,

2007

1

							target_gas: _,

2008

1

							is_static,

2009

1

							context,

2010

1

						} = subcall;

2011

1

2012

1

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

2013

2014

1

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

2015

1

						let expected_address: H160 = Runtime::asset_id_to_account(

2016

1

							FOREIGN_ASSET_PRECOMPILE_ADDRESS_PREFIX,

2017

1

							asset_id,

2018

1

2019

1

						.into();

2020

1

						assert_eq!(address, expected_address);

2021

1

						assert_eq!(is_static, false);

2022

2023

1

						assert!(transfer.is_none());

2024

2025

1

						assert_eq!(context.address, expected_address);

2026

1

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

2027

2028

1

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

2029

1

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

2030

1

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

2031

2032

1

						inside2.set(true);

2033

1

2034

1

						SubcallOutput {

2035

1

							output: Default::default(),

2036

1

							cost: 149_000,

2037

1

							logs: vec![],

2038

1

							..SubcallOutput::succeed()

2039

1

2040

2

})

2041

2

					.execute_returns(())

2042

2

})

2043

2

2044

2045

1

	run_test_variant(false);

2046

1

	run_test_variant(true);

2047

1

2048

2049

#[test]

2050

1

fn xtokens_precompiles_transfer_multiasset() {

2051

1

	ExtBuilder::default()

2052

1

		.with_xcm_assets(vec![XcmAssetInitialization {

2053

1

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

2054

1

			metadata: AssetRegistrarMetadata {

2055

1

				name: b"RelayToken".to_vec(),

2056

1

				symbol: b"Relay".to_vec(),

2057

1

				decimals: 12,

2058

1

				is_frozen: false,

2059

1

},

2060

1

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

2061

1

			is_sufficient: true,

2062

1

}])

2063

1

		.with_balances(vec![

2064

1

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

2065

1

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

2066

1

])

2067

1

		.with_safe_xcm_version(3)

2068

1

		.build()

2069

1

		.execute_with(|| {

2070

1

			let xtokens_precompile_address = H160::from_low_u64_be(2052);

2071

1

2072

1

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

2073

1

			let destination = Location::new(

2074

1

1,

2075

1

				[Junction::AccountId32 {

2076

1

					network: None,

2077

1

					id: [1u8; 32],

2078

1

}],

2079

1

);

2080

1

2081

1

			// This time we transfer it through TransferMultiAsset

2082

1

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

2083

1

			Precompiles::new()

2084

1

				.prepare_test(

2085

1

					ALICE,

2086

1

					xtokens_precompile_address,

2087

1

					XtokensPCall::transfer_multiasset {

2088

1

						// We want to transfer the relay token

2089

1

						asset: Location::parent(),

2090

1

						amount: 500_000_000_000_000u128.into(),

2091

1

						destination,

2092

1

						weight: 4_000_000,

2093

1

},

2094

1

2095

1

				.expect_cost(26765)

2096

1

				.expect_no_logs()

2097

1

				.execute_returns(());

2098

1

})

2099

1

2100

2101

#[test]

2102

1

fn make_sure_polkadot_xcm_cannot_be_called() {

2103

1

	ExtBuilder::default()

2104

1

		.with_balances(vec![

2105

1

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

2106

1

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

2107

1

])

2108

1

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

2109

1

		.with_mappings(vec![(

2110

1

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

2111

1

			AccountId::from(ALICE),

2112

1

)])

2113

1

		.build()

2114

1

		.execute_with(|| {

2115

1

			let dest = Location {

2116

1

				parents: 1,

2117

1

				interior: [AccountId32 {

2118

1

					network: None,

2119

1

					id: [1u8; 32],

2120

1

}]

2121

1

				.into(),

2122

1

};

2123

1

			let assets: Assets = [Asset {

2124

1

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

2125

1

				fun: Fungible(1000),

2126

1

}]

2127

1

			.to_vec()

2128

1

			.into();

2129

1

			assert_noop!(

2130

1

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

2131

1

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

2132

1

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

2133

1

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

2134

1

					fee_asset_item: 0,

2135

1

})

2136

1

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

2137

1

					AccountId::from(ALICE)

2138

1

)),

2139

1

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

2140

1

);

2141

1

});

2142

1

2143

2144

#[test]

2145

1

fn transactor_cannot_use_more_than_max_weight() {

2146

1

	ExtBuilder::default()

2147

1

		.with_balances(vec![

2148

1

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

2149

1

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

2150

1

])

2151

1

		.with_xcm_assets(vec![XcmAssetInitialization {

2152

1

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

2153

1

			metadata: AssetRegistrarMetadata {

2154

1

				name: b"RelayToken".to_vec(),

2155

1

				symbol: b"Relay".to_vec(),

2156

1

				decimals: 12,

2157

1

				is_frozen: false,

2158

1

},

2159

1

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

2160

1

			is_sufficient: true,

2161

1

}])

2162

1

		.build()

2163

1

		.execute_with(|| {

2164

1

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

2165

1

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

2166

1

			assert_ok!(XcmTransactor::register(

2167

1

				root_origin(),

2168

1

				AccountId::from(ALICE),

2169

1

0,

2170

1

));

2171

2172

			// Root can set transact info

2173

1

			assert_ok!(XcmTransactor::set_transact_info(

2174

1

				root_origin(),

2175

1

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

2176

1

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

2177

1

				3000.into(),

2178

1

				20000.into(),

2179

1

				None

2180

1

));

2181

2182

			// Root can set transact info

2183

1

			assert_ok!(XcmTransactor::set_fee_per_second(

2184

1

				root_origin(),

2185

1

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

2186

1

2187

1

));

2188

2189

1

			assert_noop!(

2190

1

				XcmTransactor::transact_through_derivative(

2191

1

					origin_of(AccountId::from(ALICE)),

2192

1

					moonriver_runtime::xcm_config::Transactors::Relay,

2193

1

0,

2194

1

					CurrencyPayment {

2195

1

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

2196

1

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

2197

1

)),

2198

1

						fee_amount: None

2199

1

},

2200

1

					vec![],

2201

1

					// 2000 is the max

2202

1

					TransactWeights {

2203

1

						transact_required_weight_at_most: 17001.into(),

2204

1

						overall_weight: None

2205

1

},

2206

1

					false

2207

1

),

2208

1

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

2209

1

);

2210

1

			assert_noop!(

2211

1

				XcmTransactor::transact_through_derivative(

2212

1

					origin_of(AccountId::from(ALICE)),

2213

1

					moonriver_runtime::xcm_config::Transactors::Relay,

2214

1

0,

2215

1

					CurrencyPayment {

2216

1

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

2217

1

						fee_amount: None

2218

1

},

2219

1

					vec![],

2220

1

					// 20000 is the max

2221

1

					TransactWeights {

2222

1

						transact_required_weight_at_most: 17001.into(),

2223

1

						overall_weight: None

2224

1

},

2225

1

					false

2226

1

),

2227

1

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

2228

1

);

2229

1

})

2230

1

2231

2232

#[test]

2233

1

fn transact_through_signed_precompile_works_v2() {

2234

1

	ExtBuilder::default()

2235

1

		.with_balances(vec![

2236

1

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

2237

1

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

2238

1

])

2239

1

		.with_safe_xcm_version(3)

2240

1

		.build()

2241

1

		.execute_with(|| {

2242

1

			// Destination

2243

1

			let dest = Location::parent();

2244

1

2245

1

			let fee_payer_asset = Location::parent();

2246

1

2247

1

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

2248

1

2249

1

			let total_weight = 1_000_000_000u64;

2250

1

2251

1

			let xcm_transactor_v2_precompile_address = H160::from_low_u64_be(2061);

2252

1

2253

1

			Precompiles::new()

2254

1

				.prepare_test(

2255

1

					ALICE,

2256

1

					xcm_transactor_v2_precompile_address,

2257

1

					XcmTransactorV2PCall::transact_through_signed_multilocation {

2258

1

						dest,

2259

1

						fee_asset: fee_payer_asset,

2260

1

						weight: 4_000_000,

2261

1

						call: bytes.into(),

2262

1

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

2263

1

						overall_weight: total_weight,

2264

1

},

2265

1

2266

1

				.expect_cost(25261)

2267

1

				.expect_no_logs()

2268

1

				.execute_returns(());

2269

1

});

2270

1

2271

2272

#[test]

2273

1

fn transact_through_signed_cannot_send_to_local_chain() {

2274

1

	ExtBuilder::default()

2275

1

		.with_balances(vec![

2276

1

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

2277

1

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

2278

1

])

2279

1

		.with_safe_xcm_version(3)

2280

1

		.build()

2281

1

		.execute_with(|| {

2282

1

			// Destination

2283

1

			let dest = Location::here();

2284

1

2285

1

			let fee_payer_asset = Location::parent();

2286

1

2287

1

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

2288

1

2289

1

			let total_weight = 1_000_000_000u64;

2290

1

2291

1

			let xcm_transactor_v2_precompile_address = H160::from_low_u64_be(2061);

2292

1

2293

1

			Precompiles::new()

2294

1

				.prepare_test(

2295

1

					ALICE,

2296

1

					xcm_transactor_v2_precompile_address,

2297

1

					XcmTransactorV2PCall::transact_through_signed_multilocation {

2298

1

						dest,

2299

1

						fee_asset: fee_payer_asset,

2300

1

						weight: 4_000_000,

2301

1

						call: bytes.into(),

2302

1

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

2303

1

						overall_weight: total_weight,

2304

1

},

2305

1

2306

1

				.execute_reverts(|output| {

2307

1

					from_utf8(&output)

2308

1

						.unwrap()

2309

1

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

2310

1

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

2311

1

});

2312

1

});

2313

1

2314

2315

#[test]

2316

1

fn call_xtokens_with_fee() {

2317

1

	ExtBuilder::default()

2318

1

		.with_balances(vec![

2319

1

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

2320

1

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

2321

1

])

2322

1

		.with_safe_xcm_version(3)

2323

1

		.with_xcm_assets(vec![XcmAssetInitialization {

2324

1

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

2325

1

			metadata: AssetRegistrarMetadata {

2326

1

				name: b"RelayToken".to_vec(),

2327

1

				symbol: b"Relay".to_vec(),

2328

1

				decimals: 12,

2329

1

				is_frozen: false,

2330

1

},

2331

1

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

2332

1

			is_sufficient: true,

2333

1

}])

2334

1

		.build()

2335

1

		.execute_with(|| {

2336

1

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

2337

1

			let dest = Location {

2338

1

				parents: 1,

2339

1

				interior: [AccountId32 {

2340

1

					network: None,

2341

1

					id: [1u8; 32],

2342

1

}]

2343

1

				.into(),

2344

1

};

2345

1

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

2346

1

2347

1

			let before_balance =

2348

1

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

2349

1

2350

1

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

2351

1

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

2352

1

			let (chain_part, beneficiary) =

2353

1

				split_location_into_chain_part_and_beneficiary(dest).unwrap();

2354

1

2355

1

			// We are able to transfer with fee

2356

1

			assert_ok!(PolkadotXcm::transfer_assets(

2357

1

				origin_of(AccountId::from(ALICE)),

2358

1

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

2359

1

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

2360

1

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

2361

1

0,

2362

1

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

2363

1

			),);

2364

2365

1

			let after_balance =

2366

1

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

2367

1

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

2368

1

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

2369

1

});

2370

1

2371

2372

#[test]

2373

1

fn test_xcm_utils_ml_tp_account() {

2374

1

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

2375

1

		let xcm_utils_precompile_address = H160::from_low_u64_be(2060);

2376

1

		let expected_address_parent: H160 =

2377

1

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

2378

1

				.unwrap()

2379

1

				.into();

2380

1

2381

1

		Precompiles::new()

2382

1

			.prepare_test(

2383

1

				ALICE,

2384

1

				xcm_utils_precompile_address,

2385

1

				XcmUtilsPCall::multilocation_to_address {

2386

1

					location: Location::parent(),

2387

1

},

2388

1

2389

1

			.expect_cost(3338)

2390

1

			.expect_no_logs()

2391

1

			.execute_returns(Address(expected_address_parent));

2392

1

2393

1

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

2394

1

		let expected_address_parachain: H160 =

2395

1

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

2396

1

				&parachain_2000_multilocation,

2397

1

2398

1

			.unwrap()

2399

1

			.into();

2400

1

2401

1

		Precompiles::new()

2402

1

			.prepare_test(

2403

1

				ALICE,

2404

1

				xcm_utils_precompile_address,

2405

1

				XcmUtilsPCall::multilocation_to_address {

2406

1

					location: parachain_2000_multilocation,

2407

1

},

2408

1

2409

1

			.expect_cost(3338)

2410

1

			.expect_no_logs()

2411

1

			.execute_returns(Address(expected_address_parachain));

2412

1

2413

1

		let alice_in_parachain_2000_location = Location::new(

2414

1

1,

2415

1

2416

1

				Parachain(2000),

2417

1

				AccountKey20 {

2418

1

					network: None,

2419

1

					key: ALICE,

2420

1

},

2421

1

],

2422

1

);

2423

1

		let expected_address_alice_in_parachain_2000 =

2424

1

			xcm_builder::HashedDescription::<

2425

1

				AccountId,

2426

1

				xcm_builder::DescribeFamily<xcm_builder::DescribeAllTerminal>,

2427

1

			>::convert_location(&alice_in_parachain_2000_location)

2428

1

			.unwrap()

2429

1

			.into();

2430

1

2431

1

		Precompiles::new()

2432

1

			.prepare_test(

2433

1

				ALICE,

2434

1

				xcm_utils_precompile_address,

2435

1

				XcmUtilsPCall::multilocation_to_address {

2436

1

					location: alice_in_parachain_2000_location,

2437

1

},

2438

1

2439

1

			.expect_cost(3338)

2440

1

			.expect_no_logs()

2441

1

			.execute_returns(Address(expected_address_alice_in_parachain_2000));

2442

1

});

2443

1

2444

2445

#[test]

2446

1

fn test_nested_batch_calls_from_xcm_transact() {

2447

1

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

2448

1

		// This ensures we notice if MAX_XCM_DECODE_DEPTH changes

2449

1

		// in a future polkadot-sdk version

2450

1

		assert_eq!(xcm::MAX_XCM_DECODE_DEPTH, 8);

2451

2452

1

		let mut valid_nested_calls =

2453

1

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

2454

9

		for _ in 0..xcm::MAX_XCM_DECODE_DEPTH {

2455

8

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

2456

8

				calls: vec![valid_nested_calls],

2457

8

});

2458

8

2459

2460

1

		let valid_message = Xcm(vec![Transact {

2461

1

			origin_kind: OriginKind::SovereignAccount,

2462

1

			fallback_max_weight: None,

2463

1

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

2464

1

		}]);

2465

1

2466

1

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

2467

2468

1

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

2469

1

			calls: vec![valid_nested_calls],

2470

1

});

2471

1

2472

1

		let invalid_message = Xcm(vec![Transact {

2473

1

			origin_kind: OriginKind::SovereignAccount,

2474

1

			fallback_max_weight: None,

2475

1

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

2476

1

		}]);

2477

1

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

2478

1

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

2479

1

});

2480

1

2481

2482

#[test]

2483

1

fn test_xcm_utils_weight_message() {

2484

1

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

2485

1

		let xcm_utils_precompile_address = H160::from_low_u64_be(2060);

2486

1

		let expected_weight =

2487

1

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

2488

1

2489

1

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

2490

1

2491

1

		let input = XcmUtilsPCall::weight_message {

2492

1

			message: message.into(),

2493

1

};

2494

1

2495

1

		Precompiles::new()

2496

1

			.prepare_test(ALICE, xcm_utils_precompile_address, input)

2497

1

			.expect_cost(1669)

2498

1

			.expect_no_logs()

2499

1

			.execute_returns(expected_weight);

2500

1

});

2501

1

2502

2503

#[test]

2504

1

fn test_xcm_utils_get_units_per_second() {

2505

1

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

2506

1

		let xcm_utils_precompile_address = H160::from_low_u64_be(2060);

2507

1

		let location = SelfReserve::get();

2508

1

2509

1

		let input = XcmUtilsPCall::get_units_per_second { location };

2510

1

2511

1

		let expected_units =

2512

1

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

2513

1

2514

1

		Precompiles::new()

2515

1

			.prepare_test(ALICE, xcm_utils_precompile_address, input)

2516

1

			.expect_cost(3338)

2517

1

			.expect_no_logs()

2518

1

			.execute_returns(expected_units);

2519

1

});

2520

1

2521

2522

#[test]

2523

1

fn precompile_existence() {

2524

1

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

2525

1

		let precompiles = Precompiles::new();

2526

1

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

2527

1

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

2528

1

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

2529

1

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

2530

1

2531

1

		.into_iter()

2532

1

		.map(H160::from_low_u64_be)

2533

1

		.collect();

2534

2535

3001

		for i in 0..3000 {

2536

3000

			let address = H160::from_low_u64_be(i);

2537

3000

2538

3000

			if precompile_addresses.contains(&address) {

2539

40

				assert!(

2540

40

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

2541

					"is_precompile({}) should return true",

2542

2543

);

2544

2545

40

				assert!(

2546

40

					precompiles

2547

40

						.execute(&mut MockHandle::new(

2548

40

							address,

2549

40

							Context {

2550

40

								address,

2551

40

								caller: H160::zero(),

2552

40

								apparent_value: U256::zero()

2553

40

2554

40

),)

2555

40

						.is_some(),

2556

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

2557

2558

);

2559

			} else {

2560

2960

				assert!(

2561

2960

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

2562

					"is_precompile({}) should return false",

2563

2564

);

2565

2566

2960

				assert!(

2567

2960

					precompiles

2568

2960

						.execute(&mut MockHandle::new(

2569

2960

							address,

2570

2960

							Context {

2571

2960

								address,

2572

2960

								caller: H160::zero(),

2573

2960

								apparent_value: U256::zero()

2574

2960

2575

2960

),)

2576

2960

						.is_none(),

2577

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

2578

2579

);

2580

2581

2582

1

});

2583

1

2584

2585

#[test]

2586

1

fn removed_precompiles() {

2587

1

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

2588

1

		let precompiles = Precompiles::new();

2589

1

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

2590

2591

3000

		for i in 1..3000 {

2592

2999

			let address = H160::from_low_u64_be(i);

2593

2999

2594

2999

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

2595

2959

				continue;

2596

40

2597

40

2598

40

			if !removed_precompiles.contains(&i) {

2599

36

				assert!(

2600

36

					match precompiles.is_active_precompile(address, 100_000u64) {

2601

36

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

2602

						_ => false,

2603

},

2604

					"{i} should be an active precompile"

2605

);

2606

36

				continue;

2607

4

2608

4

2609

4

			assert!(

2610

4

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

2611

4

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

2612

					_ => false,

2613

},

2614

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

2615

);

2616

2617

4

			precompiles

2618

4

				.prepare_test(Alice, address, [])

2619

4

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

2620

4

2621

1

})

2622

1

2623

2624

#[test]

2625

1

fn deal_with_fees_handles_tip() {

2626

	use frame_support::traits::OnUnbalanced;

2627

	use moonbeam_runtime_common::deal_with_fees::DealWithSubstrateFeesAndTip;

2628

	use moonriver_runtime::Treasury;

2629

2630

1

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

2631

1

		set_parachain_inherent_data();

2632

1

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

2633

1

		// in the Moonriver runtime. It verifies that:

2634

1

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

2635

1

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

2636

1

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

2637

1

2638

1

		// The test details:

2639

1

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

2640

1

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

2641

1

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

2642

1

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

2643

1

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

2644

1

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

2645

1

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

2646

1

2647

1

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

2648

1

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

2649

1

			AccountId,

2650

1

		>>::issue(100);

2651

1

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

2652

1

			AccountId,

2653

1

		>>::issue(1000);

2654

1

2655

1

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

2656

1

		let total_supply_before = Balances::total_issuance();

2657

1

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

2658

1

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

2659

1

		assert_eq!(total_supply_before, 1_100);

2660

1

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

2661

2662

		// Step 3: Execute the fees handling logic.

2663

1

		DealWithSubstrateFeesAndTip::<

2664

1

			Runtime,

2665

1

			dynamic_params::runtime_config::FeesTreasuryProportion,

2666

1

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

2667

1

2668

1

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

2669

1

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

2670

1

2671

1

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

2672

1

		let burnt_fee_part: Balance = 100 - treasury_fee_part;

2673

1

2674

1

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

2675

1

		assert_eq!(

2676

1

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

2677

1

			treasury_fee_part,

2678

1

);

2679

2680

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

2681

1

		let total_supply_after = Balances::total_issuance();

2682

1

		assert_eq!(total_supply_before - total_supply_after, burnt_fee_part,);

2683

2684

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

2685

1

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

2686

1

		assert_eq!(

2687

1

			block_author_balance_after - block_author_balance_before,

2688

1

			1000,

2689

1

);

2690

1

});

2691

1

2692

2693

#[test]

2694

1

fn evm_revert_substrate_events() {

2695

1

	ExtBuilder::default()

2696

1

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

2697

1

		.build()

2698

1

		.execute_with(|| {

2699

1

			let batch_precompile_address = H160::from_low_u64_be(2056);

2700

1

2701

1

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

2702

1

			// Thus BatchAll will revert the transfer.

2703

1

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

2704

1

				source: ALICE.into(),

2705

1

				target: batch_precompile_address,

2706

1

				input: BatchPCall::batch_all {

2707

1

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

2708

1

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

2709

1

					call_data: vec![].into(),

2710

1

					gas_limit: vec![].into()

2711

1

2712

1

				.into(),

2713

1

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

2714

1

				gas_limit: 500_000,

2715

1

				max_fee_per_gas: U256::from(BASE_FEE_GENESIS),

2716

1

				max_priority_fee_per_gas: None,

2717

1

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

2718

1

				access_list: Vec::new(),

2719

1

})

2720

1

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

2721

2722

1

			let transfer_count = System::events()

2723

1

				.iter()

2724

6

				.filter(|r| match r.event {

2725

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

2726

6

					_ => false,

2727

6

})

2728

1

				.count();

2729

1

2730

1

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

2731

1

});

2732

1

2733

2734

#[test]

2735

1

fn evm_success_keeps_substrate_events() {

2736

1

	ExtBuilder::default()

2737

1

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

2738

1

		.build()

2739

1

		.execute_with(|| {

2740

1

			let batch_precompile_address = H160::from_low_u64_be(2056);

2741

1

2742

1

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

2743

1

				source: ALICE.into(),

2744

1

				target: batch_precompile_address,

2745

1

				input: BatchPCall::batch_all {

2746

1

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

2747

1

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

2748

1

					call_data: vec![].into(),

2749

1

					gas_limit: vec![].into()

2750

1

2751

1

				.into(),

2752

1

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

2753

1

				gas_limit: 500_000,

2754

1

				max_fee_per_gas: U256::from(BASE_FEE_GENESIS),

2755

1

				max_priority_fee_per_gas: None,

2756

1

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

2757

1

				access_list: Vec::new(),

2758

1

})

2759

1

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

2760

2761

1

			let transfer_count = System::events()

2762

1

				.iter()

2763

10

				.filter(|r| match r.event {

2764

1

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

2765

9

					_ => false,

2766

10

})

2767

1

				.count();

2768

1

2769

1

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

2770

1

});

2771

1

2772

2773

#[cfg(test)]

2774

mod bridge_tests {

2775

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

2776

	use crate::currency_to_asset;

2777

	use bp_messages::target_chain::DispatchMessageData;

2778

	use bp_messages::ReceptionResult;

2779

	use bp_runtime::messages::MessageDispatchResult;

2780

	use cumulus_primitives_core::AggregateMessageOrigin;

2781

	use frame_support::assert_ok;

2782

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

2783

	use moonbeam_core_primitives::AccountId;

2784

	use moonriver_runtime::asset_config::AssetRegistrarMetadata;

2785

	use moonriver_runtime::bridge_config::{

2786

		PolkadotGlobalConsensusNetwork, WithPolkadotMessagesInstance,

2787

};

2788

	use moonriver_runtime::currency::MOVR;

2789

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

2790

	use moonriver_runtime::{

2791

		Balances, BridgePolkadotMessages, BridgeXcmOverMoonbeam, MessageQueue, PolkadotXcm,

2792

		Runtime, RuntimeEvent, System,

2793

};

2794

	use pallet_bridge_messages::LanesManager;

2795

	use pallet_xcm_bridge::XcmBlobMessageDispatchResult::Dispatched;

2796

	use parity_scale_codec::Encode;

2797

	use sp_core::H256;

2798

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

2799

	use xcm::latest::{

2800

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

2801

};

2802

	use xcm::prelude::{

2803

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

2804

		GlobalConsensus, PalletInstance, Parachain, ReserveAssetDeposited, UniversalOrigin,

2805

		XCM_VERSION,

2806

};

2807

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

2808

	use xcm_builder::BridgeMessage;

2809

2810

1

	fn next_block() {

2811

1

		System::reset_events();

2812

1

2813

1

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

2814

1

2815

1

		System::set_block_number(next_block);

2816

1

		System::on_initialize(next_block);

2817

1

		MessageQueue::on_initialize(next_block);

2818

1

2819

2820

	#[test]

2821

1

	fn transfer_asset_moonriver_to_moonbeam() {

2822

1

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

2823

1

2824

1

		ExtBuilder::default()

2825

1

			.with_balances(vec![

2826

1

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

2827

1

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

2828

1

])

2829

1

			.with_safe_xcm_version(XCM_VERSION)

2830

1

			.with_open_bridges(vec![(

2831

1

				Location::new(

2832

1

1,

2833

1

					[Parachain(

2834

1

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

2835

1

)],

2836

1

),

2837

1

				Junctions::from([

2838

1

					NetworkId::Polkadot.into(),

2839

1

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

2840

1

]),

2841

1

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

2842

1

)])

2843

1

			.build()

2844

1

			.execute_with(|| {

2845

1

				assert_ok!(PolkadotXcm::force_xcm_version(

2846

1

					root_origin(),

2847

1

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

2848

1

					XCM_VERSION

2849

1

));

2850

2851

1

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

2852

1

2853

1

				let message_data = BridgePolkadotMessages::outbound_message_data(

2854

1

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

2855

1

					1u64,

2856

1

);

2857

1

				assert!(message_data.is_none());

2858

2859

1

				assert_ok!(PolkadotXcm::transfer_assets(

2860

1

					origin_of(AccountId::from(ALICE)),

2861

1

					Box::new(VersionedLocation::V5(

2862

1

						bp_moonbeam::GlobalConsensusLocation::get()

2863

1

)),

2864

1

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

2865

1

						parents: 0,

2866

1

						interior: [AccountKey20 {

2867

1

							network: None,

2868

1

							key: ALICE,

2869

1

}]

2870

1

						.into(),

2871

1

					})),

2872

1

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

2873

1

0,

2874

1

					WeightLimit::Unlimited

2875

1

));

2876

2877

1

				let message_data = BridgePolkadotMessages::outbound_message_data(

2878

1

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

2879

1

					1u64,

2880

1

);

2881

1

				assert!(message_data.is_some());

2882

1

})

2883

1

2884

2885

	#[test]

2886

1

	fn receive_message_from_moonbeam() {

2887

1

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

2888

1

2889

1

		ExtBuilder::default()

2890

1

			.with_balances(vec![

2891

1

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

2892

1

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

2893

1

])

2894

1

			.with_evm_native_foreign_assets()

2895

1

			.with_xcm_assets(vec![XcmAssetInitialization {

2896

1

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

2897

1

2,

2898

1

2899

1

						GlobalConsensus(PolkadotGlobalConsensusNetwork::get()),

2900

1

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

2901

1

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

2902

1

2903

1

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

2904

1

				metadata: AssetRegistrarMetadata {

2905

1

					name: b"xcGLMR".to_vec(),

2906

1

					symbol: b"xcGLMR".to_vec(),

2907

1

					decimals: 18,

2908

1

					is_frozen: false,

2909

1

},

2910

1

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

2911

1

				is_sufficient: true,

2912

1

}])

2913

1

			.with_safe_xcm_version(XCM_VERSION)

2914

1

			.with_open_bridges(vec![(

2915

1

				Location::new(

2916

1

1,

2917

1

					[Parachain(

2918

1

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

2919

1

)],

2920

1

),

2921

1

				Junctions::from([

2922

1

					NetworkId::Polkadot.into(),

2923

1

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

2924

1

]),

2925

1

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

2926

1

)])

2927

1

			.build()

2928

1

			.execute_with(|| {

2929

1

				let bridge_message: BridgeMessage = BridgeMessage {

2930

1

					universal_dest: VersionedInteriorLocation::V5(

2931

1

2932

1

							GlobalConsensus(NetworkId::Kusama),

2933

1

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

2934

1

						].into()

2935

1

),

2936

1

					message: VersionedXcm::V5(

2937

1

						Xcm(

2938

1

2939

1

								UniversalOrigin(GlobalConsensus(NetworkId::Polkadot)),

2940

1

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

2941

1

								ReserveAssetDeposited(

2942

1

									vec![

2943

1

										Asset {

2944

1

											id: AssetId(

2945

1

												Location::new(

2946

1

2,

2947

1

2948

1

														GlobalConsensus(NetworkId::Polkadot),

2949

1

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

2950

1

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

2951

1

2952

1

2953

1

),

2954

1

											fun: Fungible(2 * MOVR)

2955

1

2956

1

									].into()

2957

1

),

2958

1

								ClearOrigin,

2959

1

								BuyExecution {

2960

1

									fees: Asset {

2961

1

										id: AssetId(

2962

1

											Location::new(

2963

1

2,

2964

1

2965

1

													GlobalConsensus(NetworkId::Polkadot),

2966

1

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

2967

1

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

2968

1

2969

1

2970

1

),

2971

1

										fun:  Fungible(MOVR / 2)

2972

1

},

2973

1

									weight_limit: WeightLimit::Unlimited

2974

1

},

2975

1

								DepositAsset {

2976

1

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

2977

1

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

2978

1

2979

1

							].into()

2980

1

2981

1

2982

1

};

2983

1

2984

1

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

2985

1

					.active_inbound_lane(Default::default())

2986

1

					.unwrap();

2987

1

2988

1

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

2989

1

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

2990

1

					&AccountId::from(ALICE),

2991

1

1,

2992

1

					msg,

2993

1

);

2994

1

2995

1

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

2996

2997

				// Produce next block

2998

1

				next_block();

2999

1

				// Confirm that the xcm message was successfully processed

3000

7

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

3001

1

					matches!(

3002

1

						evt.event,

3003

						RuntimeEvent::MessageQueue(

3004

							pallet_message_queue::Event::Processed {

3005

								origin: AggregateMessageOrigin::Here,

3006

								success: true,

3007

..

3008

3009

3010

3011

7

				}));

3012

1

});

3013

1

3014

3015

3016

#[cfg(test)]

3017

mod treasury_tests {

3018

	use super::*;

3019

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

3020

	use moonriver_runtime::XcmWeightTrader;

3021

	use sp_core::bounded_vec;

3022

	use sp_runtime::traits::Hash;

3023

3024

4

	fn expect_events(events: Vec<RuntimeEvent>) {

3025

4

		let block_events: Vec<RuntimeEvent> =

3026

29

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

3027

4

3028

7

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

3029

4

3030

3031

7

	fn next_block() {

3032

7

		System::reset_events();

3033

7

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

3034

7

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

3035

7

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

3036

7

3037

3038

3

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

3039

3

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

3040

3

			.expect("failed to get account balance")

3041

3

3042

3043

	#[test]

3044

1

	fn test_treasury_spend_local_with_council_origin() {

3045

1

		let initial_treasury_balance = 1_000 * MOVR;

3046

1

		ExtBuilder::default()

3047

1

			.with_balances(vec![

3048

1

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

3049

1

				(Treasury::account_id(), initial_treasury_balance),

3050

1

])

3051

1

			.build()

3052

1

			.execute_with(|| {

3053

1

				let spend_amount = 100u128 * MOVR;

3054

1

				let spend_beneficiary = AccountId::from(BOB);

3055

1

3056

1

				next_block();

3057

1

3058

1

				// TreasuryCouncilCollective

3059

1

				assert_ok!(TreasuryCouncilCollective::set_members(

3060

1

					root_origin(),

3061

1

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

3062

1

					Some(AccountId::from(ALICE)),

3063

1

3064

1

));

3065

3066

1

				next_block();

3067

1

3068

1

				// Perform treasury spending

3069

1

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

3070

1

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

3071

1

					amount: spend_amount,

3072

1

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

3073

1

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

3074

1

					valid_from: Some(valid_from),

3075

1

});

3076

1

				assert_ok!(TreasuryCouncilCollective::propose(

3077

1

					origin_of(AccountId::from(ALICE)),

3078

1

1,

3079

1

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

3080

1

					1_000

3081

1

));

3082

3083

1

				let payout_period =

3084

1

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

3085

1

				let expected_events = [

3086

1

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

3087

1

						index: 0,

3088

1

						asset_kind: NativeOrWithId::Native,

3089

1

						amount: spend_amount,

3090

1

						beneficiary: spend_beneficiary,

3091

1

						valid_from,

3092

1

						expire_at: payout_period + valid_from,

3093

1

}),

3094

1

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

3095

1

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

3096

1

						result: Ok(()),

3097

1

}),

3098

1

3099

1

				.to_vec();

3100

1

				expect_events(expected_events);

3101

3102

6

				while System::block_number() < valid_from {

3103

5

					next_block();

3104

5

3105

3106

1

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

3107

3108

1

				let expected_events = [

3109

1

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

3110

1

						index: 0,

3111

1

						payment_id: (),

3112

1

}),

3113

1

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

3114

1

						from: Treasury::account_id(),

3115

1

						to: spend_beneficiary,

3116

1

						amount: spend_amount,

3117

1

}),

3118

1

3119

1

				.to_vec();

3120

1

				expect_events(expected_events);

3121

1

});

3122

1

3123

3124

	#[test]

3125

1

	fn test_treasury_spend_foreign_asset_with_council_origin() {

3126

1

		let initial_treasury_balance = 1_000 * MOVR;

3127

1

		let asset_id = 1000100010001000u128;

3128

1

		ExtBuilder::default()

3129

1

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

3130

1

			.build()

3131

1

			.execute_with(|| {

3132

1

				let spend_amount = 100u128 * MOVR;

3133

1

				let spend_beneficiary = AccountId::from(BOB);

3134

1

3135

1

				let asset_location: Location = Location {

3136

1

					parents: 1,

3137

1

					interior: Junctions::Here,

3138

1

};

3139

1

3140

1

				assert_ok!(EvmForeignAssets::create_foreign_asset(

3141

1

					root_origin(),

3142

1

					asset_id,

3143

1

					asset_location.clone(),

3144

1

12,

3145

1

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

3146

1

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

3147

1

));

3148

3149

1

				assert_ok!(XcmWeightTrader::add_asset(

3150

1

					root_origin(),

3151

1

					asset_location,

3152

1

					1u128

3153

1

));

3154

3155

1

				assert_ok!(EvmForeignAssets::mint_into(

3156

1

					asset_id,

3157

1

					Treasury::account_id(),

3158

1

					initial_treasury_balance.into()

3159

1

));

3160

3161

1

				assert_eq!(

3162

1

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

3163

1

					initial_treasury_balance.into(),

3164

					"Treasury balance not updated"

3165

);

3166

3167

				// TreasuryCouncilCollective

3168

1

				assert_ok!(TreasuryCouncilCollective::set_members(

3169

1

					root_origin(),

3170

1

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

3171

1

					Some(AccountId::from(ALICE)),

3172

1

3173

1

));

3174

3175

				// Perform treasury spending

3176

1

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

3177

1

					amount: spend_amount,

3178

1

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

3179

1

					beneficiary: Box::new(spend_beneficiary),

3180

1

					valid_from: None,

3181

1

});

3182

1

				assert_ok!(TreasuryCouncilCollective::propose(

3183

1

					origin_of(AccountId::from(ALICE)),

3184

1

1,

3185

1

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

3186

1

					1_000

3187

1

));

3188

3189

1

				let payout_period =

3190

1

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

3191

1

3192

1

				let current_block = System::block_number();

3193

1

				let expected_events = [

3194

1

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

3195

1

						index: 0,

3196

1

						asset_kind: NativeOrWithId::WithId(asset_id),

3197

1

						amount: spend_amount,

3198

1

						beneficiary: spend_beneficiary,

3199

1

						valid_from: current_block,

3200

1

						expire_at: current_block + payout_period,

3201

1

}),

3202

1

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

3203

1

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

3204

1

						result: Ok(()),

3205

1

}),

3206

1

3207

1

				.to_vec();

3208

1

				expect_events(expected_events);

3209

1

3210

1

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

3211

3212

1

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

3213

1

					index: 0,

3214

1

					payment_id: (),

3215

1

				})]);

3216

1

3217

1

				assert_eq!(

3218

1

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

3219

1

					(initial_treasury_balance - spend_amount).into(),

3220

					"Treasury balance not updated"

3221

);

3222

3223

1

				assert_eq!(

3224

1

					get_asset_balance(&asset_id, &spend_beneficiary),

3225

1

					spend_amount.into(),

3226

					"Treasury payout failed"

3227

);

3228

1

});

3229

1

3230

3231

3232

#[cfg(test)]

3233

mod fee_tests {

3234

	use super::*;

3235

	use fp_evm::FeeCalculator;

3236

	use frame_support::{

3237

		traits::{ConstU128, OnFinalize},

3238

		weights::{ConstantMultiplier, WeightToFee},

3239

};

3240

	use moonriver_runtime::{

3241

		currency, LengthToFee, MinimumMultiplier, RuntimeBlockWeights, SlowAdjustingFeeUpdate,

3242

		TargetBlockFullness, TransactionPaymentAsGasPrice, NORMAL_WEIGHT, WEIGHT_PER_GAS,

3243

};

3244

	use sp_core::Get;

3245

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

3246

3247

1

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

3248

1

	where

3249

1

		F: FnMut() -> (),

3250

1

3251

1

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

3252

1

			.build_storage()

3253

1

			.unwrap()

3254

1

			.into();

3255

1

		t.execute_with(|| {

3256

1

			System::set_block_consumed_resources(w, 0);

3257

1

			assertions()

3258

1

});

3259

1

3260

3261

	#[test]

3262

1

	fn test_multiplier_can_grow_from_zero() {

3263

1

		let minimum_multiplier = MinimumMultiplier::get();

3264

1

		let target = TargetBlockFullness::get()

3265

1

			* RuntimeBlockWeights::get()

3266

1

				.get(DispatchClass::Normal)

3267

1

				.max_total

3268

1

				.unwrap();

3269

1

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

3270

1

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

3271

1

		run_with_system_weight(target * 101 / 100, || {

3272

1

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

3273

1

			assert!(

3274

1

				next > minimum_multiplier,

3275

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

3276

				next,

3277

				minimum_multiplier

3278

);

3279

1

})

3280

1

3281

3282

	#[test]

3283

1

	fn test_fee_calculation() {

3284

1

		let base_extrinsic = RuntimeBlockWeights::get()

3285

1

			.get(DispatchClass::Normal)

3286

1

			.base_extrinsic;

3287

1

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

3288

1

		let extrinsic_len = 100u32;

3289

1

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

3290

1

		let tip = 42u128;

3291

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

3292

		type LengthToFeeImpl = LengthToFee;

3293

3294

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

3295

1

		let expected_fee = WeightToFeeImpl::weight_to_fee(&base_extrinsic)

3296

1

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

3297

1

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

3298

1

			+ tip;

3299

1

3300

1

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

3301

1

			.build_storage()

3302

1

			.unwrap()

3303

1

			.into();

3304

1

		t.execute_with(|| {

3305

1

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

3306

1

			let actual_fee = TransactionPayment::compute_fee(

3307

1

				extrinsic_len,

3308

1

				&frame_support::dispatch::DispatchInfo {

3309

1

					class: DispatchClass::Normal,

3310

1

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

3311

1

					call_weight: extrinsic_weight,

3312

1

					extension_weight: Weight::zero(),

3313

1

},

3314

1

				tip,

3315

1

);

3316

1

3317

1

			assert_eq!(

3318

				expected_fee,

3319

				actual_fee,

3320

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

3321

				actual_fee - expected_fee

3322

);

3323

1

});

3324

1

3325

3326

	#[test]

3327

1

	fn test_min_gas_price_is_deterministic() {

3328

1

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

3329

1

			.build_storage()

3330

1

			.unwrap()

3331

1

			.into();

3332

1

		t.execute_with(|| {

3333

1

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

3334

1

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

3335

1

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

3336

1

			let expected: U256 = multiplier

3337

1

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

3338

1

				.into();

3339

1

3340

1

			assert_eq!(expected, actual);

3341

1

});

3342

1

3343

3344

	#[test]

3345

1

	fn test_min_gas_price_has_no_precision_loss_from_saturating_mul_int() {

3346

1

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

3347

1

			.build_storage()

3348

1

			.unwrap()

3349

1

			.into();

3350

1

		t.execute_with(|| {

3351

1

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

3352

1

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

3353

1

3354

1

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

3355

1

			let a = TransactionPaymentAsGasPrice::min_gas_price();

3356

1

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

3357

1

			let b = TransactionPaymentAsGasPrice::min_gas_price();

3358

1

3359

1

			assert_ne!(

3360

				a, b,

3361

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

3362

);

3363

1

});

3364

1

3365

3366

	#[test]

3367

1

	fn test_fee_scenarios() {

3368

		use sp_runtime::FixedU128;

3369

1

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

3370

1

			.build_storage()

3371

1

			.unwrap()

3372

1

			.into();

3373

1

		t.execute_with(|| {

3374

1

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

3375

12

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

3376

12

				let start_multiplier =

3377

12

					FixedU128::from_rational(start_gas_price, weight_fee_per_gas);

3378

12

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

3379

12

3380

12

				let block_weight = NORMAL_WEIGHT * fullness;

3381

3382

60004

				for i in 0..num_blocks {

3383

60004

					System::set_block_number(i as u32);

3384

60004

					System::set_block_consumed_resources(block_weight, 0);

3385

60004

					TransactionPayment::on_finalize(i as u32);

3386

60004

3387

3388

12

				TransactionPaymentAsGasPrice::min_gas_price().0

3389

12

};

3390

3391

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

3392

			// they are expected to change when parameters that influence

3393

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

3394

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

3395

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

3396

3397

1

			assert_eq!(

3398

1

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

3399

1

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

3400

1

);

3401

1

			assert_eq!(

3402

1

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

3403

1

				U256::from(312_500_000u128),

3404

1

);

3405

1

			assert_eq!(

3406

1

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

3407

1

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

3408

1

);

3409

1

			assert_eq!(

3410

1

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

3411

1

				U256::from(313_313_556u128),

3412

1

);

3413

3414

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

3415

1

			assert_eq!(

3416

1

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

3417

1

				U256::from(312_500_000u128),

3418

1

);

3419

1

			assert_eq!(

3420

1

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

3421

1

				U256::from(312_500_000u128),

3422

1

);

3423

1

			assert_eq!(

3424

1

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

3425

1

				U256::from(447_915_432u128),

3426

1

);

3427

1

			assert_eq!(

3428

1

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

3429

1

				U256::from(1_487_129_030u128),

3430

1

);

3431

3432

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

3433

1

			assert_eq!(

3434

1

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

3435

1

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

3436

1

);

3437

1

			assert_eq!(

3438

1

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

3439

1

				U256::from(312_500_000u128),

3440

1

);

3441

1

			assert_eq!(

3442

1

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

3443

1

				U256::from(1_766_664_654_709u128),

3444

1

);

3445

1

			assert_eq!(

3446

1

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

3447

1

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

3448

1

);

3449

1

});

3450

1

3451