private async Task RunOnAttestation(IServiceProvider testServiceProvider, BeaconState state, IStore store, Attestation attestation, bool expectValid) { MiscellaneousParameters miscellaneousParameters = testServiceProvider.GetService <IOptions <MiscellaneousParameters> >().Value; MaxOperationsPerBlock maxOperationsPerBlock = testServiceProvider.GetService <IOptions <MaxOperationsPerBlock> >().Value; IForkChoice forkChoice = testServiceProvider.GetService <IForkChoice>(); if (!expectValid) { Should.Throw <Exception>(async() => { await forkChoice.OnAttestationAsync(store, attestation); }); return; } BeaconStateAccessor beaconStateAccessor = testServiceProvider.GetService <BeaconStateAccessor>(); IndexedAttestation indexedAttestation = beaconStateAccessor.GetIndexedAttestation(state, attestation); await forkChoice.OnAttestationAsync(store, attestation); IEnumerable <ValidatorIndex> attestingIndices = beaconStateAccessor.GetAttestingIndices(state, attestation.Data, attestation.AggregationBits); ValidatorIndex firstAttestingIndex = attestingIndices.First(); LatestMessage latestMessage = (await store.GetLatestMessageAsync(firstAttestingIndex, true)) !; latestMessage.Epoch.ShouldBe(attestation.Data.Target.Epoch); latestMessage.Root.ShouldBe(attestation.Data.BeaconBlockRoot); }
public static void SignAttestation(IServiceProvider testServiceProvider, BeaconState state, Attestation attestation) { BeaconStateAccessor beaconStateAccessor = testServiceProvider.GetService <BeaconStateAccessor>(); IReadOnlyList <ValidatorIndex> participants = beaconStateAccessor.GetAttestingIndices(state, attestation.Data, attestation.AggregationBits); BlsSignature signature = SignAggregateAttestation(testServiceProvider, state, attestation.Data, participants); attestation.SetSignature(signature); }