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Revamp fee to statemine #1679

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Apr 28, 2022
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Revamp fee to statemine #1679

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4 changes: 4 additions & 0 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -63,6 +63,10 @@ test:
integration-test:
SKIP_WASM_BUILD= cargo test -p runtime-integration-tests -- --nocapture

.PHONY: integration-test-statemine
integration-test-statemine:
SKIP_WASM_BUILD= cargo test -p runtime-integration-tests -- statemine::statemine --nocapture

.PHONY: bench
bench: bench-loans bench-liquid-staking bench-amm bench-amm-router bench-crowdloans bench-bridge bench-xcm-helper bench-farming
./scripts/benchmark.sh
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54 changes: 26 additions & 28 deletions integration-tests/src/statemine.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -27,8 +27,10 @@ pub const RMRK_ASSET_ID: u32 = 8;
pub const RMRK_DECIMAL: u8 = 10;
pub const RMRK_WEIGHT_PER_SEC: u128 = 100000000000;
pub const HEIKO_RMRK_ASSET_ID: u32 = 4187061565;
pub const STATEMINE_FEE_AMOUNT: u128 = 8_000_000_000;
pub const RELAY_FEE_AMOUNT: u128 = 165_940_672;
pub const STATEMINE_TOTAL_FEE_AMOUNT: u128 = 1_000_000_000; //still can be decreased further but we add some margin here
pub const FEE_IN_KUSAMA: u128 = 165_940_672;
pub const FEE_IN_STATEMINE: u128 = 10_666_664;
pub const WEIGHT_IN_STATEMINE: u64 = 4_000_000_000;

pub fn rmrk(n: f64) -> Balance {
(n as u128) * 10u128.pow(RMRK_DECIMAL.into())
Expand All @@ -44,13 +46,6 @@ fn statemine() {
Heiko::execute_with(|| {
use heiko_runtime::{AssetRegistry, Assets, Origin};
assert_eq!(statemine_rmrk_asset_id, HEIKO_RMRK_ASSET_ID);
let another_asset: AssetType = AssetType::Xcm(MultiLocation::new(
1,
X3(Parachain(1000), PalletInstance(50), GeneralIndex(9)),
));
let another_asset_id: CurrencyId = another_asset.into();
assert_eq!(another_asset_id, 23310203);
assert_ne!(another_asset_id, statemine_rmrk_asset_id);
Assets::force_create(
Origin::root(),
HEIKO_RMRK_ASSET_ID,
Expand Down Expand Up @@ -82,13 +77,14 @@ fn statemine() {
Statemine::execute_with(|| {
use statemine_runtime::{Assets, Balances, Origin, PolkadotXcm, System};

let origin = Origin::signed(ALICE.into());

Balances::make_free_balance_be(&ALICE.into(), ksm(10f64));
Balances::make_free_balance_be(&ALICE.into(), ksm(1f64));

// need to have some KSM to be able to receive user assets
Balances::make_free_balance_be(&Sibling::from(2085).into_account(), ksm(10f64));
let para_acc: AccountId = Sibling::from(2085).into_account();
println!("heiko para account in sibling chain:{:?}", para_acc);
Balances::make_free_balance_be(&para_acc, ksm(1f64));

// create assets and set metadata
Assets::force_create(
Origin::root(),
RMRK_ASSET_ID,
Expand All @@ -106,6 +102,8 @@ fn statemine() {
false,
)
.unwrap();

//mint 10 rmrk to alice
Assets::mint(
Origin::signed(AccountId::from(ALICE)),
RMRK_ASSET_ID,
Expand All @@ -116,11 +114,9 @@ fn statemine() {

System::reset_events();

let para_acc: AccountId = Sibling::from(2085).into_account();
println!("heiko para account in sibling chain:{:?}", para_acc);

//reserve transfer rmrk from statemine to heiko
assert_ok!(PolkadotXcm::reserve_transfer_assets(
origin.clone(),
Origin::signed(ALICE.into()).clone(),
Box::new(MultiLocation::new(1, X1(Parachain(2085))).into()),
Box::new(
Junction::AccountId32 {
Expand All @@ -134,14 +130,16 @@ fn statemine() {
0
));
});

// Rerun the Statemine::execute to actually send the egress message via XCM
Statemine::execute_with(|| {});

Heiko::execute_with(|| {
use heiko_runtime::{Assets, Origin, XTokens, XcmHelper};
assert_eq!(
Assets::balance(statemine_rmrk_asset_id, &AccountId::from(BOB)),
19940000000
); //rmrk fee in heiko is 60_000_000 which is 0.006rmrk~=0.09$
); //with RMRK_WEIGHT_PER_SEC set in heiko fee is 60_000_000 which is 0.006rmrk~=0.09$
assert_ok!(Assets::mint(
Origin::signed(AccountId::from(ALICE)),
KSM,
Expand All @@ -152,14 +150,14 @@ fn statemine() {
Origin::root(),
XcmCall::TransferToSiblingchain(Box::new((1, Parachain(1000)).into())),
XcmWeightFeeMisc {
weight: (STATEMINE_FEE_AMOUNT / 2) as u64,
fee: STATEMINE_FEE_AMOUNT / 2,
weight: WEIGHT_IN_STATEMINE,
fee: FEE_IN_STATEMINE,
}
)); // set xcm transfer fee
)); // set TransferToSiblingchain storage
assert_ok!(XTokens::transfer_multicurrencies(
Origin::signed(BOB.into()),
vec![
(KSM, STATEMINE_FEE_AMOUNT),
(KSM, STATEMINE_TOTAL_FEE_AMOUNT),
(HEIKO_RMRK_ASSET_ID, rmrk(1f64)),
],
0,
Expand All @@ -176,20 +174,20 @@ fn statemine() {
)
.into()
),
(STATEMINE_FEE_AMOUNT / 2) as u64
));
WEIGHT_IN_STATEMINE as u64
)); //transfer rmrk back to statemine with ksm as fee
});
KusamaNet::execute_with(|| {
let heiko_sovereign: AccountId = ParaId::from(2085u32).into_account();
let statemine_sovereign: AccountId = ParaId::from(1000u32).into_account();
assert_eq!(
ksm(100f64) - STATEMINE_FEE_AMOUNT / 2,
ksm(100f64) - (STATEMINE_TOTAL_FEE_AMOUNT - FEE_IN_STATEMINE),
kusama_runtime::Balances::free_balance(&heiko_sovereign)
); //4_000_000_000 deducted from heiko_sovereign
); //fee deducted from heiko_sovereign
assert_eq!(
STATEMINE_FEE_AMOUNT / 2 - RELAY_FEE_AMOUNT,
STATEMINE_TOTAL_FEE_AMOUNT - FEE_IN_STATEMINE - FEE_IN_KUSAMA,
kusama_runtime::Balances::free_balance(&statemine_sovereign)
); // 4_000_000_000-106_666_660 reserved into statemine_sovereign
); // fee reserved into statemine_sovereign
});
Statemine::execute_with(|| {
use statemine_runtime::Assets;
Expand Down