staking: Proportional ledger slashing (#10982)

* staking: Proportional ledger slashing

* Some comment cleanup

* Update frame/staking/src/pallet/mod.rs

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>

* Fix benchmarks

* FMT

* Try fill in all staking configs

* round of feedback and imp from kian

* demonstrate per_thing usage

* Update some tests

* FMT

* Test that era offset works correctly

* Update mocks

* Remove unnescary docs

* Remove unlock_era

* Update frame/staking/src/lib.rs

* Adjust tests to account for only remove when < ED

* Remove stale TODOs

* Remove dupe test

Co-authored-by: Kian Paimani <5588131+kianenigma@users.noreply.github.com>
Co-authored-by: kianenigma <kian@parity.io>
This commit is contained in:
Zeke Mostov
2022-04-21 15:53:54 -07:00
committed by GitHub
parent 7416c8c5de
commit e0bf4f36bf
13 changed files with 399 additions and 74 deletions
+14
View File
@@ -238,6 +238,7 @@ parameter_types! {
pub static BagThresholds: &'static [sp_npos_elections::VoteWeight] = &THRESHOLDS;
pub static MaxNominations: u32 = 16;
pub static RewardOnUnbalanceWasCalled: bool = false;
pub static LedgerSlashPerEra: (BalanceOf<Test>, BTreeMap<EraIndex, BalanceOf<Test>>) = (Zero::zero(), BTreeMap::new());
}
impl pallet_bags_list::Config for Test {
@@ -263,9 +264,21 @@ impl OnUnbalanced<PositiveImbalanceOf<Test>> for MockReward {
}
}
pub struct OnStakerSlashMock<T: Config>(core::marker::PhantomData<T>);
impl<T: Config> sp_staking::OnStakerSlash<AccountId, Balance> for OnStakerSlashMock<T> {
fn on_slash(
_pool_account: &AccountId,
slashed_bonded: Balance,
slashed_chunks: &BTreeMap<EraIndex, Balance>,
) {
LedgerSlashPerEra::set((slashed_bonded, slashed_chunks.clone()));
}
}
impl crate::pallet::pallet::Config for Test {
type MaxNominations = MaxNominations;
type Currency = Balances;
type CurrencyBalance = <Self as pallet_balances::Config>::Balance;
type UnixTime = Timestamp;
type CurrencyToVote = frame_support::traits::SaturatingCurrencyToVote;
type RewardRemainder = RewardRemainderMock;
@@ -286,6 +299,7 @@ impl crate::pallet::pallet::Config for Test {
// NOTE: consider a macro and use `UseNominatorsAndValidatorsMap<Self>` as well.
type VoterList = BagsList;
type MaxUnlockingChunks = ConstU32<32>;
type OnStakerSlash = OnStakerSlashMock<Test>;
type BenchmarkingConfig = TestBenchmarkingConfig;
type WeightInfo = ();
}