public async Task ChainNoAttestations() { // Arrange IServiceProvider testServiceProvider = TestSystem.BuildTestServiceProvider(useStore: true); BeaconState state = TestState.PrepareTestState(testServiceProvider); // Initialization ICryptographyService cryptographyService = testServiceProvider.GetService <ICryptographyService>(); IForkChoice forkChoice = testServiceProvider.GetService <IForkChoice>(); IStore store = testServiceProvider.GetService <IStore>(); await forkChoice.InitializeForkChoiceStoreAsync(store, state); // On receiving a block of `GENESIS_SLOT + 1` slot BeaconBlock block1 = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, BlsSignature.Zero); SignedBeaconBlock signedBlock1 = TestState.StateTransitionAndSignBlock(testServiceProvider, state, block1); await AddBlockToStore(testServiceProvider, store, signedBlock1); // On receiving a block of next epoch BeaconBlock block2 = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, BlsSignature.Zero); SignedBeaconBlock signedBlock2 = TestState.StateTransitionAndSignBlock(testServiceProvider, state, block2); await AddBlockToStore(testServiceProvider, store, signedBlock2); // Act Root headRoot = await forkChoice.GetHeadAsync(store); // Assert Root expectedRoot = cryptographyService.HashTreeRoot(block2); headRoot.ShouldBe(expectedRoot); }
public async Task OnAttestationCurrentEpoch() { // Arrange IServiceProvider testServiceProvider = TestSystem.BuildTestServiceProvider(useStore: true); BeaconState state = TestState.PrepareTestState(testServiceProvider); InitialValues initialValues = testServiceProvider.GetService <IOptions <InitialValues> >().Value; TimeParameters timeParameters = testServiceProvider.GetService <IOptions <TimeParameters> >().Value; ForkChoice forkChoice = testServiceProvider.GetService <ForkChoice>(); // Initialization IStore store = forkChoice.GetGenesisStore(state); ulong time = store.Time + timeParameters.SecondsPerSlot * 2; await forkChoice.OnTickAsync(store, time); BeaconBlock block = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, signed: true); TestState.StateTransitionAndSignBlock(testServiceProvider, state, block); // Store block in store await forkChoice.OnBlockAsync(store, block); Attestation attestation = TestAttestation.GetValidAttestation(testServiceProvider, state, block.Slot, CommitteeIndex.None, signed: true); attestation.Data.Target.Epoch.ShouldBe(initialValues.GenesisEpoch); BeaconChainUtility beaconChainUtility = testServiceProvider.GetService <BeaconChainUtility>(); Slot currentSlot = forkChoice.GetCurrentSlot(store); Epoch currentEpoch = beaconChainUtility.ComputeEpochAtSlot(currentSlot); currentEpoch.ShouldBe(initialValues.GenesisEpoch); await RunOnAttestation(testServiceProvider, state, store, attestation, expectValid : true); }
public async Task ChainNoAttestations() { // Arrange IServiceProvider testServiceProvider = TestSystem.BuildTestServiceProvider(useStore: true); BeaconState state = TestState.PrepareTestState(testServiceProvider); MiscellaneousParameters miscellaneousParameters = testServiceProvider.GetService <IOptions <MiscellaneousParameters> >().Value; MaxOperationsPerBlock maxOperationsPerBlock = testServiceProvider.GetService <IOptions <MaxOperationsPerBlock> >().Value; // Initialization ICryptographyService cryptographyService = testServiceProvider.GetService <ICryptographyService>(); ForkChoice forkChoice = testServiceProvider.GetService <ForkChoice>(); IStore store = forkChoice.GetGenesisStore(state); // On receiving a block of `GENESIS_SLOT + 1` slot BeaconBlock block1 = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, signed: true); TestState.StateTransitionAndSignBlock(testServiceProvider, state, block1); await AddBlockToStore(testServiceProvider, store, block1); // On receiving a block of next epoch BeaconBlock block2 = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, signed: true); TestState.StateTransitionAndSignBlock(testServiceProvider, state, block2); await AddBlockToStore(testServiceProvider, store, block2); // Act Hash32 headRoot = await forkChoice.GetHeadAsync(store); // Assert Hash32 expectedRoot = cryptographyService.SigningRoot(block2); headRoot.ShouldBe(expectedRoot); }
public void OnAttestationPreviousEpoch() { // Arrange var testServiceProvider = TestSystem.BuildTestServiceProvider(useStore: true); var state = TestState.PrepareTestState(testServiceProvider); var initialValues = testServiceProvider.GetService <IOptions <InitialValues> >().Value; var timeParameters = testServiceProvider.GetService <IOptions <TimeParameters> >().Value; var forkChoice = testServiceProvider.GetService <ForkChoice>(); // Initialization var store = forkChoice.GetGenesisStore(state); var time = store.Time + timeParameters.SecondsPerSlot * (ulong)timeParameters.SlotsPerEpoch; forkChoice.OnTick(store, time); var block = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, signed: true); TestState.StateTransitionAndSignBlock(testServiceProvider, state, block); // Store block in store forkChoice.OnBlock(store, block); var attestation = TestAttestation.GetValidAttestation(testServiceProvider, state, block.Slot, CommitteeIndex.None, signed: true); attestation.Data.Target.Epoch.ShouldBe(initialValues.GenesisEpoch); var beaconChainUtility = testServiceProvider.GetService <BeaconChainUtility>(); var currentSlot = forkChoice.GetCurrentSlot(store); var currentEpoch = beaconChainUtility.ComputeEpochAtSlot(currentSlot); currentEpoch.ShouldBe(initialValues.GenesisEpoch + new Epoch(1)); RunOnAttestation(testServiceProvider, state, store, attestation, expectValid: true); }
public async Task ChainNoAttestations() { // Arrange var testServiceProvider = TestSystem.BuildTestServiceProvider(useStore: true); var state = TestState.PrepareTestState(testServiceProvider); var miscellaneousParameters = testServiceProvider.GetService <IOptions <MiscellaneousParameters> >().Value; var maxOperationsPerBlock = testServiceProvider.GetService <IOptions <MaxOperationsPerBlock> >().Value; // Initialization var forkChoice = testServiceProvider.GetService <ForkChoice>(); var store = forkChoice.GetGenesisStore(state); // On receiving a block of `GENESIS_SLOT + 1` slot var block1 = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, signed: true); TestState.StateTransitionAndSignBlock(testServiceProvider, state, block1); AddBlockToStore(testServiceProvider, store, block1); // On receiving a block of next epoch var block2 = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, signed: true); TestState.StateTransitionAndSignBlock(testServiceProvider, state, block2); AddBlockToStore(testServiceProvider, store, block2); // Act var headRoot = await forkChoice.GetHeadAsync(store); // Assert var expectedRoot = block2.SigningRoot(miscellaneousParameters, maxOperationsPerBlock); headRoot.ShouldBe(expectedRoot); }
public void ProposerIndexForFirstTwoEpochsMustBeValid() { // Arrange IServiceCollection testServiceCollection = TestSystem.BuildTestServiceCollection(useStore: true); testServiceCollection.AddSingleton <IHostEnvironment>(Substitute.For <IHostEnvironment>()); ServiceProvider testServiceProvider = testServiceCollection.BuildServiceProvider(); BeaconState state = TestState.PrepareTestState(testServiceProvider); ForkChoice forkChoice = testServiceProvider.GetService <ForkChoice>(); // Get genesis store initialise MemoryStoreProvider with the state IStore store = forkChoice.GetGenesisStore(state); // Move forward time BeaconStateAccessor beaconStateAccessor = testServiceProvider.GetService <BeaconStateAccessor>(); TimeParameters timeParameters = testServiceProvider.GetService <IOptions <TimeParameters> >().Value; ulong time = state.GenesisTime + 1; ulong nextSlotTime = state.GenesisTime; ValidatorIndex maximumValidatorIndex = new ValidatorIndex((ulong)state.Validators.Count - 1); ValidatorIndex validatorIndex0 = beaconStateAccessor.GetBeaconProposerIndex(state); Console.WriteLine("Slot {0}, time {1} = proposer index {2}", state.Slot, time, validatorIndex0); validatorIndex0.ShouldBeLessThanOrEqualTo(maximumValidatorIndex); List <ValidatorIndex> proposerIndexes = new List <ValidatorIndex>(); proposerIndexes.Add(validatorIndex0); for (int slotIndex = 1; slotIndex <= 16; slotIndex++) { // Slot 1 nextSlotTime = nextSlotTime + timeParameters.SecondsPerSlot; while (time < nextSlotTime) { forkChoice.OnTick(store, time); time++; } forkChoice.OnTick(store, time); time++; BeaconBlock block = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, signed: true); TestState.StateTransitionAndSignBlock(testServiceProvider, state, block); forkChoice.OnBlock(store, block); forkChoice.OnTick(store, time); time++; ValidatorIndex validatorIndex = beaconStateAccessor.GetBeaconProposerIndex(state); Console.WriteLine("Slot {0}, time {1} = proposer index {2}", state.Slot, time, validatorIndex); validatorIndex.ShouldBeLessThanOrEqualTo(maximumValidatorIndex); proposerIndexes.Add(validatorIndex); } for (var slotIndex = 0; slotIndex < proposerIndexes.Count; slotIndex++) { ValidatorIndex proposerIndex = proposerIndexes[slotIndex]; Validator proposer = state.Validators[(int)(ulong)proposerIndex]; Console.WriteLine("Slot {0} = proposer index {1}, public key {2}", slotIndex, proposerIndex, proposer.PublicKey); } }
// [DataRow(42uL, "0xab48aa2cc6f4a0bb63b5d67be54ac3aed10326dda304c5aeb9e942b40d6e7610478377680ab90e092ef1895e62786008", 0uL, 5uL, 1uL, null)] // [DataRow(42uL, "0x8aea7d8eb22063bcfe882e2b7efc0b3713e1a48dd8343bed523b1ab4546114be84d00f896d33c605d1f67456e8e2ed93", 0uL, 5uL, 1uL, null)] // [DataRow(42uL, "0x89db41a6183c2fe47cf54d1e00c3cfaae53df634a32cccd5cf0c0a73e95ee0450fc3d060bb6878780fbf5f30d9e29aac", 0uL, 5uL, 1uL, null)] // [DataRow(42uL, "0xb783a70a1cf9f53e7d2ddf386bea81a947e5360c5f1e0bf004fceedb2073e4dd180ef3d2d91bee7b1c5a88d1afd11c49", 0uL, 5uL, 1uL, null)] // [DataRow(42uL, "0x8fe55d12257709ae842f8594f9a0a40de3d38dabdf82b21a60baac927e52ed00c5fd42f4c905410eacdaf8f8a9952490", 0uL, 5uL, 1uL, null)] // [DataRow(42uL, "0x95906ec0660892c205634e21ad540cbe0b6f7729d101d5c4639b864dea09be7f42a4252c675d46dd90a2661b3a94e8ca", 0uL, 5uL, 1uL, null)] public async Task ValidatorDutyAtSpecificTimeDuplicateProposal(ulong targetTime, string publicKey, ulong epoch, ulong attestationSlot, ulong attestationShard, ulong?blockProposalSlot) { // NOTE: Current algorithm for GetBeaconProposerIndex() someimtes allocates multiple proposal slots in an epoch, e.g. above index 23 gets slot 2 and 6 // It could be an error in the algorithm (need to check; domain type could be wrong), or due to the pre-shard algorithm. // The algorithm before shards were removed was different, so maybe ignore for now, implement phase 1 (with shards), and worry about it then. // This test for now will simply detect if things unintentionally change. // Arrange IServiceCollection testServiceCollection = TestSystem.BuildTestServiceCollection(useStore: true); testServiceCollection.AddSingleton <IHostEnvironment>(Substitute.For <IHostEnvironment>()); ServiceProvider testServiceProvider = testServiceCollection.BuildServiceProvider(); BeaconState state = TestState.PrepareTestState(testServiceProvider); IForkChoice forkChoice = testServiceProvider.GetService <IForkChoice>(); // Get genesis store initialise MemoryStoreProvider with the state IStore store = testServiceProvider.GetService <IStore>(); await forkChoice.InitializeForkChoiceStoreAsync(store, state); // Move forward time TimeParameters timeParameters = testServiceProvider.GetService <IOptions <TimeParameters> >().Value; for (ulong timeSinceGenesis = 1; timeSinceGenesis <= targetTime; timeSinceGenesis++) { ulong time = state.GenesisTime + timeSinceGenesis; await forkChoice.OnTickAsync(store, time); if (timeSinceGenesis % timeParameters.SecondsPerSlot == 0) { BeaconBlock block = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, BlsSignature.Zero); SignedBeaconBlock signedBlock = TestState.StateTransitionAndSignBlock(testServiceProvider, state, block); await forkChoice.OnBlockAsync(store, signedBlock); } } Console.WriteLine(""); Console.WriteLine("***** State advanced to slot {0}, time {1}, ready to start tests *****", state.Slot, store.Time); Console.WriteLine(""); // Act ValidatorAssignments validatorAssignments = testServiceProvider.GetService <ValidatorAssignments>(); BlsPublicKey validatorPublicKey = new BlsPublicKey(publicKey); Epoch targetEpoch = new Epoch(epoch); ValidatorDuty validatorDuty = await validatorAssignments.GetValidatorDutyAsync(validatorPublicKey, targetEpoch); Console.WriteLine("Validator {0}, epoch {1}: attestation slot {2}, shard {3}, proposal slot {4}", validatorPublicKey, targetEpoch, validatorDuty.AttestationSlot, (ulong)validatorDuty.AttestationShard, validatorDuty.BlockProposalSlot); // Assert validatorDuty.ValidatorPublicKey.ShouldBe(validatorPublicKey); Slot expectedBlockProposalSlot = blockProposalSlot.HasValue ? new Slot(blockProposalSlot.Value) : Slot.None; Slot expectedAttestationSlot = new Slot(attestationSlot); Shard expectedAttestationShard = new Shard(attestationShard); validatorDuty.BlockProposalSlot.ShouldBe(expectedBlockProposalSlot); validatorDuty.AttestationSlot.ShouldBe(expectedAttestationSlot); validatorDuty.AttestationShard.ShouldBe(expectedAttestationShard); }
public void InvalidSignatureBlockHeader() { // Arrange var testServiceProvider = TestSystem.BuildTestServiceProvider(); var state = TestState.PrepareTestState(testServiceProvider); var block = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, signed: false); RunBlockHeaderProcessing(testServiceProvider, state, block, expectValid: false); }
public void SuccessBlockHeader() { // Arrange IServiceProvider testServiceProvider = TestSystem.BuildTestServiceProvider(); BeaconState state = TestState.PrepareTestState(testServiceProvider); BeaconBlock block = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, BlsSignature.Zero); RunBlockHeaderProcessing(testServiceProvider, state, block, expectValid: true); }
public async Task ShorterChainButHeavierWeight() { // Arrange IServiceProvider testServiceProvider = TestSystem.BuildTestServiceProvider(useStore: true); BeaconState state = TestState.PrepareTestState(testServiceProvider); // Initialization ICryptographyService cryptographyService = testServiceProvider.GetService <ICryptographyService>(); IForkChoice forkChoice = testServiceProvider.GetService <IForkChoice>(); IStore store = testServiceProvider.GetService <IStore>(); await forkChoice.InitializeForkChoiceStoreAsync(store, state); BeaconState genesisState = BeaconState.Clone(state); // build longer tree Root longRoot = Root.Zero; BeaconState longState = BeaconState.Clone(genesisState); for (int i = 0; i < 3; i++) { BeaconBlock longBlock = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, longState, BlsSignature.Zero); SignedBeaconBlock signedLongBlock = TestState.StateTransitionAndSignBlock(testServiceProvider, longState, longBlock); await AddBlockToStore(testServiceProvider, store, signedLongBlock); if (i == 2) { longRoot = cryptographyService.HashTreeRoot(longBlock); } } // build short tree BeaconState shortState = BeaconState.Clone(genesisState); BeaconBlock shortBlock = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, shortState, BlsSignature.Zero); shortBlock.Body.SetGraffiti(new Bytes32(Enumerable.Repeat((byte)0x42, 32).ToArray())); TestBlock.SignBlock(testServiceProvider, shortState, shortBlock, ValidatorIndex.None); SignedBeaconBlock signedShortBlock = TestState.StateTransitionAndSignBlock(testServiceProvider, shortState, shortBlock); await AddBlockToStore(testServiceProvider, store, signedShortBlock); Attestation shortAttestation = TestAttestation.GetValidAttestation(testServiceProvider, shortState, shortBlock.Slot, CommitteeIndex.None, signed: true); await AddAttestationToStore(testServiceProvider, store, shortAttestation); // Act Root headRoot = await forkChoice.GetHeadAsync(store); // Assert Root expectedRoot = cryptographyService.HashTreeRoot(shortBlock); headRoot.ShouldBe(expectedRoot); headRoot.ShouldNotBe(longRoot); }
public async Task ShorterChainButHeavierWeight() { // Arrange IServiceProvider testServiceProvider = TestSystem.BuildTestServiceProvider(useStore: true); BeaconState state = TestState.PrepareTestState(testServiceProvider); MiscellaneousParameters miscellaneousParameters = testServiceProvider.GetService <IOptions <MiscellaneousParameters> >().Value; MaxOperationsPerBlock maxOperationsPerBlock = testServiceProvider.GetService <IOptions <MaxOperationsPerBlock> >().Value; // Initialization ICryptographyService cryptographyService = testServiceProvider.GetService <ICryptographyService>(); ForkChoice forkChoice = testServiceProvider.GetService <ForkChoice>(); IStore store = forkChoice.GetGenesisStore(state); BeaconState genesisState = BeaconState.Clone(state); // build longer tree Hash32 longRoot = default; BeaconState longState = BeaconState.Clone(genesisState); for (int i = 0; i < 3; i++) { BeaconBlock longBlock = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, longState, signed: true); TestState.StateTransitionAndSignBlock(testServiceProvider, longState, longBlock); await AddBlockToStore(testServiceProvider, store, longBlock); if (i == 2) { longRoot = cryptographyService.SigningRoot(longBlock); } } // build short tree BeaconState shortState = BeaconState.Clone(genesisState); BeaconBlock shortBlock = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, shortState, signed: true); shortBlock.Body.SetGraffiti(new Bytes32(Enumerable.Repeat((byte)0x42, 32).ToArray())); TestBlock.SignBlock(testServiceProvider, shortState, shortBlock, ValidatorIndex.None); TestState.StateTransitionAndSignBlock(testServiceProvider, shortState, shortBlock); await AddBlockToStore(testServiceProvider, store, shortBlock); Attestation shortAttestation = TestAttestation.GetValidAttestation(testServiceProvider, shortState, shortBlock.Slot, CommitteeIndex.None, signed: true); await AddAttestationToStore(testServiceProvider, store, shortAttestation); // Act Hash32 headRoot = await forkChoice.GetHeadAsync(store); // Assert Hash32 expectedRoot = cryptographyService.SigningRoot(shortBlock); headRoot.ShouldBe(expectedRoot); headRoot.ShouldNotBe(longRoot); }
public async Task ShouldNotRequestIfHeadBehind() { // Arrange IServiceCollection testServiceCollection = TestSystem.BuildTestServiceCollection(useStore: true); INetworkPeering mockNetworkPeering = Substitute.For <INetworkPeering>(); testServiceCollection.AddSingleton <INetworkPeering>(mockNetworkPeering); ServiceProvider testServiceProvider = testServiceCollection.BuildServiceProvider(); BeaconState state = TestState.PrepareTestState(testServiceProvider); IForkChoice forkChoice = testServiceProvider.GetService <IForkChoice>(); // Get genesis store initialise MemoryStoreProvider with the state IStore store = testServiceProvider.GetService <IStore>(); await forkChoice.InitializeForkChoiceStoreAsync(store, state); // Move forward time TimeParameters timeParameters = testServiceProvider.GetService <IOptions <TimeParameters> >().Value; ulong targetTime = 2 * 6; // slot 2 for (ulong timeSinceGenesis = 1; timeSinceGenesis <= targetTime; timeSinceGenesis++) { ulong time = state.GenesisTime + timeSinceGenesis; await forkChoice.OnTickAsync(store, time); if (timeSinceGenesis % timeParameters.SecondsPerSlot == 0) { BeaconBlock block = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, BlsSignature.Zero); SignedBeaconBlock signedBlock = TestState.StateTransitionAndSignBlock(testServiceProvider, state, block); await forkChoice.OnBlockAsync(store, signedBlock); } } // Act PeeringStatus peeringStatus = new PeeringStatus( new ForkVersion(new byte[4] { 0, 0, 0, 0 }), Root.Zero, Epoch.Zero, new Root(Enumerable.Repeat((byte)0x56, 32).ToArray()), new Slot(1)); ISynchronizationManager synchronizationManager = testServiceProvider.GetService <ISynchronizationManager>(); await synchronizationManager.OnStatusResponseReceived("peer", peeringStatus); // Assert await mockNetworkPeering.DidNotReceive() .RequestBlocksAsync("peer", Arg.Any <Root>(), Arg.Any <Slot>(), Arg.Any <Slot>()); await mockNetworkPeering.DidNotReceive().DisconnectPeerAsync("peer"); }
public async Task SplitTieBreakerNoAttestations() { // Arrange IServiceProvider testServiceProvider = TestSystem.BuildTestServiceProvider(useStore: true); BeaconState state = TestState.PrepareTestState(testServiceProvider); // Initialization ICryptographyService cryptographyService = testServiceProvider.GetService <ICryptographyService>(); IForkChoice forkChoice = testServiceProvider.GetService <IForkChoice>(); IStore store = testServiceProvider.GetService <IStore>(); await forkChoice.InitializeForkChoiceStoreAsync(store, state); BeaconState genesisState = BeaconState.Clone(state); // block at slot 1 BeaconState block1State = BeaconState.Clone(genesisState); BeaconBlock block1 = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, block1State, BlsSignature.Zero); SignedBeaconBlock signedBlock1 = TestState.StateTransitionAndSignBlock(testServiceProvider, block1State, block1); await AddBlockToStore(testServiceProvider, store, signedBlock1); Root block1Root = cryptographyService.HashTreeRoot(block1); // build short tree BeaconState block2State = BeaconState.Clone(genesisState); BeaconBlock block2 = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, block2State, BlsSignature.Zero); block2.Body.SetGraffiti(new Bytes32(Enumerable.Repeat((byte)0x42, 32).ToArray())); TestBlock.SignBlock(testServiceProvider, block2State, block2, ValidatorIndex.None); SignedBeaconBlock signedBlock2 = TestState.StateTransitionAndSignBlock(testServiceProvider, block2State, block2); await AddBlockToStore(testServiceProvider, store, signedBlock2); Root block2Root = cryptographyService.HashTreeRoot(block2); // Act Root headRoot = await forkChoice.GetHeadAsync(store); // Assert Console.WriteLine("block1 {0}", block1Root); Console.WriteLine("block2 {0}", block2Root); Root highestRoot = block1Root.CompareTo(block2Root) > 0 ? block1Root : block2Root; Console.WriteLine("highest {0}", highestRoot); headRoot.ShouldBe(highestRoot); }
public async Task SplitTieBreakerNoAttestations() { // Arrange IServiceProvider testServiceProvider = TestSystem.BuildTestServiceProvider(useStore: true); BeaconState state = TestState.PrepareTestState(testServiceProvider); MiscellaneousParameters miscellaneousParameters = testServiceProvider.GetService <IOptions <MiscellaneousParameters> >().Value; MaxOperationsPerBlock maxOperationsPerBlock = testServiceProvider.GetService <IOptions <MaxOperationsPerBlock> >().Value; // Initialization ICryptographyService cryptographyService = testServiceProvider.GetService <ICryptographyService>(); ForkChoice forkChoice = testServiceProvider.GetService <ForkChoice>(); IStore store = forkChoice.GetGenesisStore(state); BeaconState genesisState = BeaconState.Clone(state); // block at slot 1 BeaconState block1State = BeaconState.Clone(genesisState); BeaconBlock block1 = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, block1State, signed: true); TestState.StateTransitionAndSignBlock(testServiceProvider, block1State, block1); await AddBlockToStore(testServiceProvider, store, block1); Hash32 block1Root = cryptographyService.SigningRoot(block1); // build short tree BeaconState block2State = BeaconState.Clone(genesisState); BeaconBlock block2 = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, block2State, signed: true); block2.Body.SetGraffiti(new Bytes32(Enumerable.Repeat((byte)0x42, 32).ToArray())); TestBlock.SignBlock(testServiceProvider, block2State, block2, ValidatorIndex.None); TestState.StateTransitionAndSignBlock(testServiceProvider, block2State, block2); await AddBlockToStore(testServiceProvider, store, block2); Hash32 block2Root = cryptographyService.SigningRoot(block2); // Act Hash32 headRoot = await forkChoice.GetHeadAsync(store); // Assert Console.WriteLine("block1 {0}", block1Root); Console.WriteLine("block2 {0}", block2Root); Hash32 highestRoot = block1Root.CompareTo(block2Root) > 0 ? block1Root : block2Root; Console.WriteLine("highest {0}", highestRoot); headRoot.ShouldBe(highestRoot); }
public void BasicOnBlock() { // Arrange var testServiceProvider = TestSystem.BuildTestServiceProvider(useStore: true); var state = TestState.PrepareTestState(testServiceProvider); var timeParameters = testServiceProvider.GetService <IOptions <TimeParameters> >().Value; var forkChoice = testServiceProvider.GetService <ForkChoice>(); // Initialization var store = forkChoice.GetGenesisStore(state); var time = 100uL; forkChoice.OnTick(store, time); store.Time.ShouldBe(time); // On receiving a block of `GENESIS_SLOT + 1` slot var block = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, signed: true); TestState.StateTransitionAndSignBlock(testServiceProvider, state, block); RunOnBlock(testServiceProvider, store, block, expectValid: true); // On receiving a block of next epoch var time2 = time + timeParameters.SecondsPerSlot * (ulong)timeParameters.SlotsPerEpoch; store.SetTime(time2); var block2 = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, signed: true); var slot2 = block.Slot + timeParameters.SlotsPerEpoch; block2.SetSlot(slot2); TestBlock.SignBlock(testServiceProvider, state, block2, ValidatorIndex.None); TestState.StateTransitionAndSignBlock(testServiceProvider, state, block2); //var options = new System.Text.Json.JsonSerializerOptions { WriteIndented = true }; //options.AddCortexContainerConverters(); //var debugState = System.Text.Json.JsonSerializer.Serialize(state, options); RunOnBlock(testServiceProvider, store, block2, expectValid: true); // Assert // TODO: add tests for justified_root and finalized_root }
public async Task BasicOnBlock() { // Arrange IServiceProvider testServiceProvider = TestSystem.BuildTestServiceProvider(useStore: true); BeaconState state = TestState.PrepareTestState(testServiceProvider); TimeParameters timeParameters = testServiceProvider.GetService <IOptions <TimeParameters> >().Value; IForkChoice forkChoice = testServiceProvider.GetService <IForkChoice>(); // Initialization IStore store = testServiceProvider.GetService <IStore>(); await forkChoice.InitializeForkChoiceStoreAsync(store, state); ulong time = 100uL; await forkChoice.OnTickAsync(store, time); store.Time.ShouldBe(time); // On receiving a block of `GENESIS_SLOT + 1` slot BeaconBlock block = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, BlsSignature.Zero); SignedBeaconBlock signedBlock = TestState.StateTransitionAndSignBlock(testServiceProvider, state, block); await RunOnBlock(testServiceProvider, store, signedBlock, expectValid : true); // On receiving a block of next epoch ulong time2 = time + timeParameters.SecondsPerSlot * (ulong)timeParameters.SlotsPerEpoch; await store.SetTimeAsync(time2); Slot slot2 = (Slot)(block.Slot + timeParameters.SlotsPerEpoch); BeaconBlock block2 = TestBlock.BuildEmptyBlock(testServiceProvider, state, slot2, BlsSignature.Zero); SignedBeaconBlock signedBlock2 = TestState.StateTransitionAndSignBlock(testServiceProvider, state, block2); //var options = new System.Text.Json.JsonSerializerOptions { WriteIndented = true }; //options.AddCortexContainerConverters(); //var debugState = System.Text.Json.JsonSerializer.Serialize(state, options); await RunOnBlock(testServiceProvider, store, signedBlock2, expectValid : true); // Assert // TODO: add tests for justified_root and finalized_root }
public async Task OnAttestationPastEpoch() { // Arrange IServiceProvider testServiceProvider = TestSystem.BuildTestServiceProvider(useStore: true); BeaconState state = TestState.PrepareTestState(testServiceProvider); ChainConstants chainConstants = testServiceProvider.GetService <ChainConstants>(); InitialValues initialValues = testServiceProvider.GetService <IOptions <InitialValues> >().Value; TimeParameters timeParameters = testServiceProvider.GetService <IOptions <TimeParameters> >().Value; IForkChoice forkChoice = testServiceProvider.GetService <IForkChoice>(); // Initialization IStore store = testServiceProvider.GetService <IStore>(); await forkChoice.InitializeForkChoiceStoreAsync(store, state); // move time forward 2 epochs ulong time = store.Time + 2 * timeParameters.SecondsPerSlot * (ulong)timeParameters.SlotsPerEpoch; await forkChoice.OnTickAsync(store, time); // create and store block from 3 epochs ago BeaconBlock block = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, state, BlsSignature.Zero); SignedBeaconBlock signedBlock = TestState.StateTransitionAndSignBlock(testServiceProvider, state, block); await forkChoice.OnBlockAsync(store, signedBlock); // create attestation for past block Attestation attestation = TestAttestation.GetValidAttestation(testServiceProvider, state, state.Slot, CommitteeIndex.None, signed: true); attestation.Data.Target.Epoch.ShouldBe(chainConstants.GenesisEpoch); IBeaconChainUtility beaconChainUtility = testServiceProvider.GetService <IBeaconChainUtility>(); Slot currentSlot = ((ForkChoice)forkChoice).GetCurrentSlot(store); Epoch currentEpoch = beaconChainUtility.ComputeEpochAtSlot(currentSlot); currentEpoch.ShouldBe((Epoch)(chainConstants.GenesisEpoch + 2UL)); await RunOnAttestation(testServiceProvider, state, store, attestation, expectValid : false); }
public async Task FutureEpochValidatorDuty() { // Arrange IServiceCollection testServiceCollection = TestSystem.BuildTestServiceCollection(useStore: true); testServiceCollection.AddSingleton <IHostEnvironment>(Substitute.For <IHostEnvironment>()); ServiceProvider testServiceProvider = testServiceCollection.BuildServiceProvider(); BeaconState state = TestState.PrepareTestState(testServiceProvider); IForkChoice forkChoice = testServiceProvider.GetService <IForkChoice>(); // Get genesis store initialise MemoryStoreProvider with the state IStore store = testServiceProvider.GetService <IStore>(); await forkChoice.InitializeForkChoiceStoreAsync(store, state); // Move forward time TimeParameters timeParameters = testServiceProvider.GetService <IOptions <TimeParameters> >().Value; ulong time = state.GenesisTime + 1; ulong nextSlotTime = state.GenesisTime + timeParameters.SecondsPerSlot; // half way through epoch 4 ulong futureEpoch = 4uL; ulong slots = futureEpoch * timeParameters.SlotsPerEpoch + timeParameters.SlotsPerEpoch / 2; for (ulong slot = 1; slot < slots; slot++) { while (time < nextSlotTime) { await forkChoice.OnTickAsync(store, time); time++; } await forkChoice.OnTickAsync(store, time); time++; // Hash32 head = await forkChoice.GetHeadAsync(store); // store.TryGetBlockState(head, out BeaconState headState); BeaconState headState = state; BeaconBlock block = TestBlock.BuildEmptyBlockForNextSlot(testServiceProvider, headState, BlsSignature.Zero); SignedBeaconBlock signedBlock = TestState.StateTransitionAndSignBlock(testServiceProvider, headState, block); await forkChoice.OnBlockAsync(store, signedBlock); nextSlotTime = nextSlotTime + timeParameters.SecondsPerSlot; } // halfway through slot ulong futureTime = nextSlotTime + timeParameters.SecondsPerSlot / 2; while (time < futureTime) { await forkChoice.OnTickAsync(store, time); time++; } Console.WriteLine(""); Console.WriteLine("***** State advanced to epoch {0}, slot {1}, time {2}, ready to start tests *****", futureEpoch, state.Slot, store.Time); Console.WriteLine(""); List <object?[]> data = FutureEpochValidatorDutyData().ToList(); for (int dataIndex = 0; dataIndex < data.Count; dataIndex++) { object?[] dataRow = data[dataIndex]; string publicKey = (string)dataRow[0] !; ulong epoch = (ulong)dataRow[1] !; bool success = (bool)dataRow[2] !; ulong? attestationSlot = (ulong?)dataRow[3] !; ulong attestationShard = (ulong)dataRow[4] !; ulong? blockProposalSlot = (ulong?)dataRow[5]; Console.WriteLine("** Test {0}, public key {1}, epoch {2}", dataIndex, publicKey, epoch); // Act ValidatorAssignments validatorAssignments = testServiceProvider.GetService <ValidatorAssignments>(); BlsPublicKey validatorPublicKey = new BlsPublicKey(publicKey); Epoch targetEpoch = new Epoch(epoch); // failure expected if (!success) { Should.Throw <Exception>(async() => { ValidatorDuty validatorDuty = await validatorAssignments.GetValidatorDutyAsync(validatorPublicKey, targetEpoch); Console.WriteLine( "Validator {0}, epoch {1}: attestation slot {2}, shard {3}, proposal slot {4}", validatorPublicKey, targetEpoch, validatorDuty.AttestationSlot, (ulong)validatorDuty.AttestationShard, validatorDuty.BlockProposalSlot); }, $"Test {dataIndex}, public key {validatorPublicKey}, epoch {targetEpoch}"); continue; } ValidatorDuty validatorDuty = await validatorAssignments.GetValidatorDutyAsync(validatorPublicKey, targetEpoch); Console.WriteLine("Validator {0}, epoch {1}: attestation slot {2}, shard {3}, proposal slot {4}", validatorPublicKey, targetEpoch, validatorDuty.AttestationSlot, (ulong)validatorDuty.AttestationShard, validatorDuty.BlockProposalSlot); // Assert validatorDuty.ValidatorPublicKey.ShouldBe(validatorPublicKey, $"Test {dataIndex}, public key {validatorPublicKey}, epoch {targetEpoch}"); Slot? expectedBlockProposalSlot = (Slot?)blockProposalSlot; Slot? expectedAttestationSlot = (Slot?)attestationSlot; Shard expectedAttestationShard = new Shard(attestationShard); validatorDuty.BlockProposalSlot.ShouldBe(expectedBlockProposalSlot, $"Test {dataIndex}, public key {validatorPublicKey}, epoch {targetEpoch}"); validatorDuty.AttestationSlot.ShouldBe(expectedAttestationSlot, $"Test {dataIndex}, public key {validatorPublicKey}, epoch {targetEpoch}"); validatorDuty.AttestationShard.ShouldBe(expectedAttestationShard, $"Test {dataIndex}, public key {validatorPublicKey}, epoch {targetEpoch}"); } }