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tests.rs
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tests.rs
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use frame_support::{
assert_noop, assert_ok,
dispatch::DispatchResult,
error::BadOrigin,
storage::with_transaction,
traits::{fungibles::Inspect, Hooks},
};
use sp_runtime::{
traits::{BlakeTwo256, One, Saturating, Zero},
ArithmeticError::Underflow,
MultiAddress::Id,
TransactionOutcome,
};
use sp_trie::StorageProof;
use xcm_simulator::TestExt;
use crate::{mock::*, types::*, *};
use parity_scale_codec::Encode;
#[test]
fn stake_should_work() {
new_test_ext().execute_with(|| {
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), ksm(10f64)));
// Check storage is correct
assert_eq!(ExchangeRate::<Test>::get(), Rate::one());
assert_eq!(
MatchingPool::<Test>::get(),
MatchingLedger {
total_stake_amount: ReservableAmount { total: ksm(9.95f64), reserved: 0 },
total_unstake_amount: Default::default(),
}
);
// Check balance is correct
assert_eq!(<Test as Config>::Assets::balance(KSM, &ALICE), ksm(90f64));
assert_eq!(<Test as Config>::Assets::balance(SKSM, &ALICE), ksm(109.95f64));
assert_eq!(
<Test as Config>::Assets::balance(KSM, &LiquidStaking::account_id()),
ksm(10f64)
);
assert_ok!(with_transaction(|| -> TransactionOutcome<DispatchResult> {
LiquidStaking::do_advance_era(1).unwrap();
LiquidStaking::do_matching().unwrap();
LiquidStaking::notification_received(
pallet_xcm::Origin::Response(MultiLocation::parent()).into(),
0,
Response::ExecutionResult(None),
)
.unwrap();
TransactionOutcome::Commit(Ok(()))
}));
assert_eq!(
<Test as Config>::Assets::balance(KSM, &LiquidStaking::account_id()),
ksm(0.05f64)
);
assert_eq!(
MatchingPool::<Test>::get(),
MatchingLedger {
total_stake_amount: Default::default(),
total_unstake_amount: Default::default(),
}
);
let derivative_index = 0u16;
assert_eq!(
StakingLedgers::<Test>::get(&0).unwrap(),
StakingLedger {
stash: LiquidStaking::derivative_sovereign_account_id(derivative_index),
total: ksm(9.95f64),
active: ksm(9.95f64),
unlocking: vec![],
claimed_rewards: vec![]
}
);
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), ksm(10f64)));
assert_ok!(with_transaction(|| -> TransactionOutcome<DispatchResult> {
LiquidStaking::do_advance_era(1).unwrap();
LiquidStaking::do_matching().unwrap();
LiquidStaking::notification_received(
pallet_xcm::Origin::Response(MultiLocation::parent()).into(),
1,
Response::ExecutionResult(None),
)
.unwrap();
TransactionOutcome::Commit(Ok(()))
}));
assert_eq!(
<Test as Config>::Assets::balance(KSM, &LiquidStaking::account_id()),
ksm(0.1f64)
);
assert_eq!(
StakingLedgers::<Test>::get(&0).unwrap(),
StakingLedger {
stash: LiquidStaking::derivative_sovereign_account_id(derivative_index),
total: ksm(19.9f64),
active: ksm(19.9f64),
unlocking: vec![],
claimed_rewards: vec![]
}
);
});
}
#[test]
fn unstake_should_work() {
new_test_ext().execute_with(|| {
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), ksm(10f64)));
assert_ok!(LiquidStaking::unstake(
RuntimeOrigin::signed(ALICE),
ksm(6f64),
Default::default()
));
// Check storage is correct
assert_eq!(ExchangeRate::<Test>::get(), Rate::one());
assert_eq!(
MatchingPool::<Test>::get(),
MatchingLedger {
total_stake_amount: ReservableAmount { total: ksm(9.95f64), reserved: 0 },
total_unstake_amount: ReservableAmount { total: ksm(6f64), reserved: 0 }
}
);
assert_eq!(
Unlockings::<Test>::get(ALICE).unwrap(),
vec![UnlockChunk { value: ksm(6f64), era: 4 }]
);
assert_ok!(with_transaction(|| -> TransactionOutcome<DispatchResult> {
LiquidStaking::do_advance_era(1).unwrap();
LiquidStaking::do_matching().unwrap();
LiquidStaking::notification_received(
pallet_xcm::Origin::Response(MultiLocation::parent()).into(),
0,
Response::ExecutionResult(None),
)
.unwrap();
TransactionOutcome::Commit(Ok(()))
}));
assert_eq!(
MatchingPool::<Test>::get(),
MatchingLedger {
total_stake_amount: Default::default(),
total_unstake_amount: Default::default(),
}
);
let derivative_index = 0u16;
assert_eq!(
StakingLedgers::<Test>::get(&0).unwrap(),
StakingLedger {
stash: LiquidStaking::derivative_sovereign_account_id(derivative_index),
total: ksm(3.95f64),
active: ksm(3.95f64),
unlocking: vec![],
claimed_rewards: vec![]
}
);
// Just make it 1 to calculate.
ExchangeRate::<Test>::set(Rate::one());
assert_ok!(LiquidStaking::unstake(
RuntimeOrigin::signed(ALICE),
ksm(3.95f64),
Default::default()
));
assert_eq!(
Unlockings::<Test>::get(ALICE).unwrap(),
vec![
UnlockChunk { value: ksm(6f64), era: 4 },
UnlockChunk { value: ksm(3.95f64), era: 5 }
]
);
assert_ok!(with_transaction(|| -> TransactionOutcome<DispatchResult> {
LiquidStaking::do_advance_era(1).unwrap();
LiquidStaking::do_matching().unwrap();
LiquidStaking::notification_received(
pallet_xcm::Origin::Response(MultiLocation::parent()).into(),
1,
Response::ExecutionResult(None),
)
.unwrap();
TransactionOutcome::Commit(Ok(()))
}));
assert_eq!(
StakingLedgers::<Test>::get(&0).unwrap(),
StakingLedger {
stash: LiquidStaking::derivative_sovereign_account_id(derivative_index),
total: ksm(3.95),
active: 0,
unlocking: vec![UnlockChunk { value: ksm(3.95), era: 5 }],
claimed_rewards: vec![]
}
);
});
}
enum StakeOp {
Stake(Balance),
Unstake(Balance),
}
impl StakeOp {
fn execute(self) {
match self {
Self::Stake(amount) =>
LiquidStaking::stake(RuntimeOrigin::signed(ALICE), amount).unwrap(),
Self::Unstake(amount) =>
LiquidStaking::unstake(RuntimeOrigin::signed(ALICE), amount, Default::default())
.unwrap(),
};
}
}
#[test]
fn test_matching_should_work() {
use StakeOp::*;
TestNet::reset();
ParaA::execute_with(|| {
let test_case: Vec<(Vec<StakeOp>, Balance, Balance, (Balance, Balance, Balance))> = vec![
(vec![Stake(ksm(5000f64)), Unstake(ksm(1000f64))], 0, 0, (ksm(3975f64), 0, 0)),
// Calculate right here.
(
vec![Unstake(ksm(10f64)), Unstake(ksm(5f64)), Stake(ksm(10f64))],
ksm(3975f64),
0,
(0, 0, ksm(5.05f64)),
),
];
for (i, (stake_ops, _bonding_amount, unbonding_amount, matching_result)) in
test_case.into_iter().enumerate()
{
stake_ops.into_iter().for_each(StakeOp::execute);
assert_eq!(
LiquidStaking::matching_pool().matching(unbonding_amount),
Ok(matching_result)
);
assert_ok!(with_transaction(|| -> TransactionOutcome<DispatchResult> {
LiquidStaking::do_advance_era(1).unwrap();
LiquidStaking::do_matching().unwrap();
LiquidStaking::notification_received(
pallet_xcm::Origin::Response(MultiLocation::parent()).into(),
i.try_into().unwrap(),
Response::ExecutionResult(None),
)
.unwrap();
TransactionOutcome::Commit(Ok(()))
}));
}
});
}
#[test]
fn test_transact_bond_work() {
TestNet::reset();
let derivative_index = 0u16;
ParaA::execute_with(|| {
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), ksm(2000f64),));
assert_ok!(LiquidStaking::bond(
RuntimeOrigin::signed(ALICE),
derivative_index,
ksm(3f64),
RewardDestination::Staked
));
ParaSystem::assert_has_event(mock::RuntimeEvent::LiquidStaking(crate::Event::Bonding(
derivative_index,
LiquidStaking::derivative_sovereign_account_id(derivative_index),
ksm(3f64),
RewardDestination::Staked,
)));
});
Relay::execute_with(|| {
RelaySystem::assert_has_event(RelayEvent::Staking(RelayStakingEvent::Bonded {
stash: LiquidStaking::derivative_sovereign_account_id(derivative_index),
amount: ksm(3f64),
}));
let ledger =
RelayStaking::ledger(LiquidStaking::derivative_sovereign_account_id(derivative_index))
.unwrap();
assert_eq!(ledger.total, ksm(3f64));
});
}
#[test]
fn test_transact_bond_extra_work() {
TestNet::reset();
let derivative_index = 0u16;
ParaA::execute_with(|| {
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), ksm(4000f64),));
let bond_amount = ksm(2f64);
assert_ok!(LiquidStaking::bond(
RuntimeOrigin::signed(ALICE),
derivative_index,
bond_amount,
RewardDestination::Staked
));
assert_ok!(LiquidStaking::notification_received(
pallet_xcm::Origin::Response(MultiLocation::parent()).into(),
0,
Response::ExecutionResult(None),
));
assert_ok!(LiquidStaking::bond_extra(
RuntimeOrigin::signed(ALICE),
derivative_index,
ksm(3f64)
));
});
Relay::execute_with(|| {
let ledger =
RelayStaking::ledger(LiquidStaking::derivative_sovereign_account_id(derivative_index))
.unwrap();
assert_eq!(ledger.total, ksm(5f64));
});
}
#[test]
fn test_transact_unbond_work() {
TestNet::reset();
let derivative_index = 0u16;
ParaA::execute_with(|| {
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), ksm(6000f64),));
assert_ok!(LiquidStaking::unstake(
RuntimeOrigin::signed(ALICE),
ksm(1000f64),
Default::default()
));
let bond_amount = ksm(5f64);
assert_ok!(LiquidStaking::bond(
RuntimeOrigin::signed(ALICE),
derivative_index,
bond_amount,
RewardDestination::Staked
));
assert_ok!(LiquidStaking::notification_received(
pallet_xcm::Origin::Response(MultiLocation::parent()).into(),
0,
Response::ExecutionResult(None),
));
});
Relay::execute_with(|| {
RelaySystem::assert_has_event(RelayEvent::Staking(RelayStakingEvent::Bonded {
stash: LiquidStaking::derivative_sovereign_account_id(derivative_index),
amount: ksm(5f64),
}));
});
ParaA::execute_with(|| {
assert_ok!(LiquidStaking::unbond(
RuntimeOrigin::signed(ALICE),
derivative_index,
ksm(2f64)
));
});
Relay::execute_with(|| {
RelaySystem::assert_has_event(RelayEvent::Staking(RelayStakingEvent::Unbonded {
stash: LiquidStaking::derivative_sovereign_account_id(derivative_index),
amount: ksm(2f64),
}));
let ledger =
RelayStaking::ledger(LiquidStaking::derivative_sovereign_account_id(derivative_index))
.unwrap();
assert_eq!(ledger.total, ksm(5f64));
assert_eq!(ledger.active, ksm(3f64));
});
}
#[test]
fn test_transact_withdraw_unbonded_work() {
TestNet::reset();
let derivative_index = 0u16;
ParaA::execute_with(|| {
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), ksm(6000f64),));
assert_ok!(LiquidStaking::unstake(
RuntimeOrigin::signed(ALICE),
ksm(2000f64),
Default::default()
));
let bond_amount = ksm(5f64);
assert_ok!(LiquidStaking::bond(
RuntimeOrigin::signed(ALICE),
derivative_index,
bond_amount,
RewardDestination::Staked
));
assert_ok!(LiquidStaking::notification_received(
pallet_xcm::Origin::Response(MultiLocation::parent()).into(),
0,
Response::ExecutionResult(None),
));
});
Relay::execute_with(|| {
RelaySystem::assert_has_event(RelayEvent::Staking(RelayStakingEvent::Bonded {
stash: LiquidStaking::derivative_sovereign_account_id(derivative_index),
amount: ksm(5f64),
}));
});
ParaA::execute_with(|| {
let unbond_amount = ksm(2f64);
assert_ok!(LiquidStaking::unbond(
RuntimeOrigin::signed(ALICE),
derivative_index,
unbond_amount
));
assert_ok!(LiquidStaking::notification_received(
pallet_xcm::Origin::Response(MultiLocation::parent()).into(),
1,
Response::ExecutionResult(None),
));
});
Relay::execute_with(|| {
let ledger =
RelayStaking::ledger(LiquidStaking::derivative_sovereign_account_id(derivative_index))
.unwrap();
assert_eq!(ledger.total, ksm(5f64));
assert_eq!(ledger.active, ksm(3f64));
assert_eq!(ledger.unlocking.len(), 1);
RelaySystem::assert_has_event(RelayEvent::Staking(RelayStakingEvent::Unbonded {
stash: LiquidStaking::derivative_sovereign_account_id(derivative_index),
amount: ksm(2f64),
}));
pallet_staking::CurrentEra::<KusamaRuntime>::put(
<KusamaRuntime as pallet_staking::Config>::BondingDuration::get(),
);
});
ParaA::execute_with(|| {
assert_ok!(LiquidStaking::force_set_current_era(
RuntimeOrigin::root(),
<KusamaRuntime as pallet_staking::Config>::BondingDuration::get(),
));
assert_ok!(LiquidStaking::withdraw_unbonded(RuntimeOrigin::root(), derivative_index, 0));
});
Relay::execute_with(|| {
let ledger =
RelayStaking::ledger(LiquidStaking::derivative_sovereign_account_id(derivative_index))
.unwrap();
assert_eq!(ledger.total, ksm(3f64));
assert_eq!(ledger.active, ksm(3f64));
assert_eq!(ledger.unlocking.len(), 0);
});
}
#[test]
fn test_transact_rebond_work() {
TestNet::reset();
let derivative_index = 0u16;
ParaA::execute_with(|| {
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), ksm(6000f64),));
assert_ok!(LiquidStaking::unstake(
RuntimeOrigin::signed(ALICE),
ksm(1000f64),
Default::default()
));
let bond_amount = ksm(10f64);
assert_ok!(LiquidStaking::bond(
RuntimeOrigin::signed(ALICE),
derivative_index,
bond_amount,
RewardDestination::Staked
));
assert_ok!(LiquidStaking::notification_received(
pallet_xcm::Origin::Response(MultiLocation::parent()).into(),
0,
Response::ExecutionResult(None),
));
});
Relay::execute_with(|| {
RelaySystem::assert_has_event(RelayEvent::Staking(RelayStakingEvent::Bonded {
stash: LiquidStaking::derivative_sovereign_account_id(derivative_index),
amount: ksm(10f64),
}));
});
ParaA::execute_with(|| {
assert_ok!(LiquidStaking::unbond(
RuntimeOrigin::signed(ALICE),
derivative_index,
ksm(5f64)
));
});
Relay::execute_with(|| {
RelaySystem::assert_has_event(RelayEvent::Staking(RelayStakingEvent::Unbonded {
stash: LiquidStaking::derivative_sovereign_account_id(derivative_index),
amount: ksm(5f64),
}));
});
ParaA::execute_with(|| {
assert_ok!(LiquidStaking::rebond(
RuntimeOrigin::signed(ALICE),
derivative_index,
ksm(3f64)
));
});
Relay::execute_with(|| {
RelaySystem::assert_has_event(RelayEvent::Staking(RelayStakingEvent::Bonded {
stash: LiquidStaking::derivative_sovereign_account_id(derivative_index),
amount: ksm(3f64),
}));
let ledger =
RelayStaking::ledger(LiquidStaking::derivative_sovereign_account_id(derivative_index))
.unwrap();
assert_eq!(ledger.total, ksm(10f64));
assert_eq!(ledger.active, ksm(8f64));
});
}
#[test]
fn test_transact_nominate_work() {
TestNet::reset();
let derivative_index = 0u16;
ParaA::execute_with(|| {
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), ksm(4000f64),));
let bond_amount = ksm(10f64);
assert_ok!(LiquidStaking::bond(
RuntimeOrigin::signed(ALICE),
derivative_index,
bond_amount,
RewardDestination::Staked
));
assert_ok!(LiquidStaking::notification_received(
pallet_xcm::Origin::Response(MultiLocation::parent()).into(),
0,
Response::ExecutionResult(None),
));
assert_ok!(LiquidStaking::nominate(
RuntimeOrigin::signed(ALICE),
derivative_index,
vec![ALICE, BOB],
));
});
Relay::execute_with(|| {
let ledger =
RelayStaking::ledger(LiquidStaking::derivative_sovereign_account_id(derivative_index))
.unwrap();
assert_eq!(ledger.total, ksm(10f64));
let nominators = RelayStaking::nominators(LiquidStaking::derivative_sovereign_account_id(
derivative_index,
))
.unwrap();
assert_eq!(nominators.targets, vec![ALICE, BOB]);
});
}
#[test]
fn test_transfer_bond() {
TestNet::reset();
let xcm_transfer_amount = ksm(10f64);
let derivative_index = 0u16;
ParaA::execute_with(|| {
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), ksm(2000f64),));
assert_ok!(LiquidStaking::bond(
RuntimeOrigin::signed(ALICE),
derivative_index,
xcm_transfer_amount,
RewardDestination::Staked
));
});
Relay::execute_with(|| {
let ledger =
RelayStaking::ledger(LiquidStaking::derivative_sovereign_account_id(derivative_index))
.unwrap();
assert_eq!(ledger.total, xcm_transfer_amount);
assert_eq!(
RelayBalances::free_balance(LiquidStaking::derivative_sovereign_account_id(
derivative_index
)),
xcm_transfer_amount
);
assert_eq!(
RelayBalances::usable_balance(LiquidStaking::derivative_sovereign_account_id(
derivative_index
)),
0
);
});
}
#[test]
fn update_staking_ledger_cap_should_not_work_if_with_invalid_param() {
new_test_ext().execute_with(|| {
assert_noop!(
LiquidStaking::update_staking_ledger_cap(RuntimeOrigin::root(), Zero::zero()),
Error::<Test>::InvalidCap
);
})
}
#[test]
fn update_reserve_factor_should_not_work_if_with_invalid_param() {
new_test_ext().execute_with(|| {
assert_noop!(
LiquidStaking::update_reserve_factor(RuntimeOrigin::root(), Ratio::zero()),
Error::<Test>::InvalidFactor
);
assert_noop!(
LiquidStaking::update_reserve_factor(RuntimeOrigin::root(), Ratio::one()),
Error::<Test>::InvalidFactor
);
})
}
#[test]
fn claim_for_should_work() {
new_test_ext().execute_with(|| {
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), ksm(10f64)));
assert_eq!(<Test as Config>::Assets::balance(KSM, &ALICE), ksm(90f64));
assert_ok!(LiquidStaking::unstake(
RuntimeOrigin::signed(ALICE),
ksm(1f64),
Default::default()
));
assert_ok!(LiquidStaking::unstake(
RuntimeOrigin::signed(ALICE),
ksm(3.95f64),
Default::default()
));
assert_eq!(
Unlockings::<Test>::get(ALICE).unwrap(),
vec![UnlockChunk { value: ksm(4.95f64), era: 4 },]
);
assert_noop!(
LiquidStaking::claim_for(RuntimeOrigin::signed(BOB), Id(ALICE)),
Error::<Test>::NothingToClaim
);
let derivative_index = 0u16;
assert_ok!(with_transaction(|| -> TransactionOutcome<DispatchResult> {
assert_ok!(LiquidStaking::do_advance_era(4));
assert_ok!(LiquidStaking::do_matching());
TransactionOutcome::Commit(Ok(()))
}));
assert_ok!(LiquidStaking::notification_received(
pallet_xcm::Origin::Response(MultiLocation::parent()).into(),
0,
Response::ExecutionResult(None),
));
assert_ok!(LiquidStaking::withdraw_unbonded(RuntimeOrigin::root(), derivative_index, 0));
assert_ok!(LiquidStaking::notification_received(
pallet_xcm::Origin::Response(MultiLocation::parent()).into(),
1,
Response::ExecutionResult(None),
));
assert_ok!(LiquidStaking::claim_for(RuntimeOrigin::signed(BOB), Id(ALICE)));
assert_eq!(<Test as Config>::Assets::balance(KSM, &ALICE), ksm(90f64) + ksm(4.95f64));
assert!(Unlockings::<Test>::get(ALICE).is_none());
})
}
#[test]
fn test_on_initialize_work() {
new_test_ext().execute_with(|| {
let derivative_index = 0u16;
let xcm_fees = XcmFees::get();
let reserve_factor = LiquidStaking::reserve_factor();
// 1.1 stake
let bond_amount = ksm(10f64);
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), bond_amount));
let total_stake_amount = bond_amount - xcm_fees - reserve_factor.mul_floor(bond_amount);
// 1.2 on_initialize_bond
let total_era_blocknumbers = <Test as Config>::EraLength::get();
assert_eq!(total_era_blocknumbers, 10);
RelayChainValidationDataProvider::set(total_era_blocknumbers);
System::set_block_number(System::block_number() + 1);
LiquidStaking::on_finalize(System::block_number());
System::set_block_number(System::block_number() + 1);
LiquidStaking::on_initialize(System::block_number());
let current_era: u64 = CurrentEra::<Test>::get() as u64;
assert_eq!(EraStartBlock::<Test>::get(), total_era_blocknumbers * current_era);
// ValidationDataProvider return relay_parent_number = 100
// total_era_blocknumbers = 10 so the current era is 10
assert_eq!(CurrentEra::<Test>::get(), 10);
assert_eq!(LiquidStaking::staking_ledger(derivative_index), None);
assert_eq!(
LiquidStaking::matching_pool(),
MatchingLedger {
total_stake_amount: ReservableAmount {
total: total_stake_amount,
reserved: total_stake_amount
},
total_unstake_amount: Default::default(),
}
);
// 1.3 notification_received bond
assert_ok!(LiquidStaking::notification_received(
pallet_xcm::Origin::Response(MultiLocation::parent()).into(),
0,
Response::ExecutionResult(None),
));
let staking_ledger = <StakingLedger<AccountId, BalanceOf<Test>>>::new(
LiquidStaking::derivative_sovereign_account_id(derivative_index),
total_stake_amount,
);
assert_eq!(LiquidStaking::staking_ledger(derivative_index).unwrap(), staking_ledger);
assert_eq!(LiquidStaking::matching_pool(), MatchingLedger::default());
})
}
#[test]
fn test_set_staking_ledger_work() {
new_test_ext().execute_with(|| {
let derivative_index = 0u16;
let bond_amount = 100;
let bond_extra_amount = 50;
let mut staking_ledger = <StakingLedger<AccountId, BalanceOf<Test>>>::new(
LiquidStaking::derivative_sovereign_account_id(derivative_index),
bond_amount,
);
assert_noop!(
LiquidStaking::set_staking_ledger(
RuntimeOrigin::signed(ALICE),
derivative_index,
staking_ledger.clone(),
get_mock_proof_bytes()
),
Error::<Test>::NotBonded
);
StakingLedgers::<Test>::insert(derivative_index, staking_ledger.clone());
assert_eq!(
LiquidStaking::staking_ledger(derivative_index).unwrap(),
staking_ledger.clone()
);
staking_ledger.bond_extra(bond_extra_amount);
assert_noop!(
LiquidStaking::set_staking_ledger(
RuntimeOrigin::signed(ALICE),
derivative_index,
staking_ledger.clone(),
get_mock_proof_bytes()
),
Error::<Test>::InvalidProof
);
LiquidStaking::on_finalize(1);
assert_ok!(LiquidStaking::set_staking_ledger(
RuntimeOrigin::signed(ALICE),
derivative_index,
get_mock_staking_ledger(derivative_index),
get_mock_proof_bytes()
));
assert_noop!(
LiquidStaking::set_staking_ledger(
RuntimeOrigin::signed(ALICE),
derivative_index,
staking_ledger.clone(),
get_mock_proof_bytes()
),
Error::<Test>::StakingLedgerLocked
);
LiquidStaking::on_finalize(1);
assert_eq!(
LiquidStaking::staking_ledger(derivative_index).unwrap().total,
MOCK_LEDGER_AMOUNT
);
})
}
#[test]
fn test_force_set_era_start_block_work() {
new_test_ext().execute_with(|| {
assert_eq!(EraStartBlock::<Test>::get(), 0);
assert_ok!(LiquidStaking::force_set_era_start_block(RuntimeOrigin::root(), 11));
assert_eq!(EraStartBlock::<Test>::get(), 11);
})
}
#[test]
fn test_force_set_current_era_work() {
new_test_ext().execute_with(|| {
assert_eq!(CurrentEra::<Test>::get(), 0);
assert_ok!(LiquidStaking::force_set_current_era(RuntimeOrigin::root(), 12));
assert_eq!(CurrentEra::<Test>::get(), 12);
})
}
#[test]
fn test_force_notification_received_work() {
new_test_ext().execute_with(|| {
let derivative_index = 0u16;
let bond_amount = ksm(10f64);
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), ksm(20f64),));
assert_ok!(LiquidStaking::bond(
RuntimeOrigin::signed(ALICE),
derivative_index,
bond_amount,
RewardDestination::Staked
));
let query_id = 0;
assert_eq!(
XcmRequests::<Test>::get(query_id),
Some(XcmRequest::Bond { index: derivative_index, amount: bond_amount })
);
assert_noop!(
LiquidStaking::notification_received(
RuntimeOrigin::signed(ALICE),
query_id,
Response::ExecutionResult(None),
),
BadOrigin
);
assert_ok!(LiquidStaking::notification_received(
RuntimeOrigin::root(),
query_id,
Response::ExecutionResult(None),
));
assert_eq!(XcmRequests::<Test>::get(query_id), None);
})
}
#[test]
fn test_storage_proof_approach_should_work() {
let relay_root = sp_core::hash::H256::from_slice(&hex::decode(ROOT_HASH).unwrap());
let key = hex::decode(MOCK_KEY).unwrap();
let value = hex::decode(MOCK_DATA).unwrap();
let relay_proof = StorageProof::new(get_mock_proof_bytes());
let result = sp_state_machine::read_proof_check::<BlakeTwo256, _>(
relay_root,
relay_proof.clone(),
[key.clone()],
)
.unwrap();
assert_eq!(result.into_iter().collect::<Vec<_>>(), vec![(key, Some(value))],);
}
#[test]
fn test_verify_trie_proof_work() {
type LayoutV1 = sp_trie::LayoutV1<BlakeTwo256>;
let relay_root = sp_core::hash::H256::from_slice(&hex::decode(ROOT_HASH).unwrap());
let key = hex::decode(MOCK_KEY).unwrap();
let value = hex::decode(MOCK_DATA).unwrap();
let relay_proof = StorageProof::new(get_mock_proof_bytes());
let db = relay_proof.into_memory_db();
let result = sp_trie::read_trie_value::<LayoutV1, _>(&db, &relay_root, &key, None, None)
.unwrap()
.unwrap();
assert_eq!(result, value);
}
#[test]
fn test_verify_merkle_proof_work() {
new_test_ext().execute_with(|| {
let derivative_index = 0u16;
let staking_ledger = get_mock_staking_ledger(derivative_index);
let key = LiquidStaking::get_staking_ledger_key(derivative_index);
let value = staking_ledger.encode();
assert_eq!(hex::encode(&value), MOCK_DATA);
LiquidStaking::on_finalize(1);
assert!(LiquidStaking::verify_merkle_proof(key, value, get_mock_proof_bytes()));
})
}
#[test]
fn reduce_reserves_works() {
new_test_ext().execute_with(|| {
// Stake 1000 KSM, 0.5% for reserves
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), ksm(100f64)));
assert_eq!(LiquidStaking::total_reserves(), ksm(0.5f64));
// Reduce 20 KSM reserves
assert_ok!(LiquidStaking::reduce_reserves(RuntimeOrigin::root(), Id(ALICE), ksm(0.2f64)));
assert_eq!(LiquidStaking::total_reserves(), ksm(0.3f64));
// should failed if exceed the cap
assert_noop!(
LiquidStaking::reduce_reserves(RuntimeOrigin::root(), Id(ALICE), ksm(0.31f64)),
Underflow
);
})
}
#[test]
fn cancel_unstake_works() {
new_test_ext().execute_with(|| {
assert_ok!(LiquidStaking::stake(RuntimeOrigin::signed(ALICE), ksm(10f64)));
assert_ok!(LiquidStaking::unstake(
RuntimeOrigin::signed(ALICE),
ksm(6f64),
UnstakeProvider::MatchingPool
));
assert_eq!(LiquidStaking::fast_unstake_requests(&ALICE), ksm(6f64));
// Check storage is correct
assert_eq!(ExchangeRate::<Test>::get(), Rate::one());
assert_eq!(
MatchingPool::<Test>::get(),
MatchingLedger {
total_stake_amount: ReservableAmount { total: ksm(9.95f64), reserved: 0 },
total_unstake_amount: ReservableAmount { total: 0, reserved: 0 }
}
);
assert_ok!(LiquidStaking::cancel_unstake(RuntimeOrigin::signed(ALICE), ksm(6f64)));
assert_eq!(
MatchingPool::<Test>::get(),
MatchingLedger {
total_stake_amount: ReservableAmount { total: ksm(9.95f64), reserved: 0 },
total_unstake_amount: ReservableAmount { total: 0, reserved: 0 }
}
);
assert_eq!(LiquidStaking::fast_unstake_requests(&ALICE), 0);
})
}
#[test]
fn test_charge_commission_work() {
new_test_ext().execute_with(|| {
let derivative_index = 0u16;
let bond_amount = ksm(200f64);
let staking_ledger = <StakingLedger<AccountId, BalanceOf<Test>>>::new(
LiquidStaking::derivative_sovereign_account_id(derivative_index),
bond_amount,
);
StakingLedgers::<Test>::insert(derivative_index, staking_ledger.clone());
assert_ok!(LiquidStaking::update_commission_rate(
RuntimeOrigin::root(),
Rate::from_rational(1, 100)
));
LiquidStaking::on_finalize(1);
// liquid_amount_to_fee=TotalLiquidCurrency *
// (commission_rate*total_rewards/(TotalStakeCurrency+(1-commission_rate)*total_rewards))
let commission_rate = CommissionRate::<Test>::get();
let total_rewards = MOCK_LEDGER_AMOUNT - bond_amount;
let commission_staking_amount = commission_rate.saturating_mul_int(total_rewards);
let issurance = <Test as Config>::Assets::total_issuance(SKSM);
let matching_ledger = LiquidStaking::matching_pool();
let total_active_bonded: u128 = StakingLedgers::<Test>::iter_values()
.fold(Zero::zero(), |acc, ledger| acc.saturating_add(ledger.active));
let total_bonded = total_active_bonded + matching_ledger.total_stake_amount.total -
matching_ledger.total_unstake_amount.total;
let inflate_rate = Rate::checked_from_rational(
commission_staking_amount,
total_bonded + total_rewards - commission_staking_amount,
)
.unwrap();
let inflate_liquid_amount = inflate_rate.saturating_mul_int(issurance);
assert_ok!(LiquidStaking::set_staking_ledger(
RuntimeOrigin::signed(ALICE),
derivative_index,
get_mock_staking_ledger(derivative_index),
get_mock_proof_bytes()
));
assert_eq!(
LiquidStaking::staking_ledger(derivative_index).unwrap().total,
MOCK_LEDGER_AMOUNT
);
assert_eq!(
<Test as Config>::Assets::balance(SKSM, &DefaultProtocolFeeReceiver::get()),
inflate_liquid_amount