Exemplo n.º 1
0
        public async Task TestValidators80DutiesForEpochZeroHaveExactlyOneProposerPerSlot()
        {
            // Arrange
            IServiceCollection testServiceCollection = TestSystem.BuildTestServiceCollection(useStore: true);

            testServiceCollection.AddSingleton <IHostEnvironment>(Substitute.For <IHostEnvironment>());
            testServiceCollection.AddSingleton <IEth1DataProvider>(Substitute.For <IEth1DataProvider>());
            testServiceCollection.AddSingleton <IOperationPool>(Substitute.For <IOperationPool>());
            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);

            TimeParameters timeParameters     = testServiceProvider.GetService <IOptions <TimeParameters> >().Value;
            int            numberOfValidators = state.Validators.Count;

            Console.WriteLine("Number of validators: {0}", numberOfValidators);
            BlsPublicKey[] publicKeys  = TestKeys.PublicKeys(timeParameters).ToArray();
            byte[][]       privateKeys = TestKeys.PrivateKeys(timeParameters).ToArray();
            for (int index = 0; index < numberOfValidators; index++)
            {
                Console.WriteLine("[{0}] priv:{1} pub:{2}", index, "0x" + BitConverter.ToString(privateKeys[index]).Replace("-", ""), publicKeys[index]);
            }

            // Act
            Epoch          targetEpoch         = new Epoch(0);
            var            validatorPublicKeys = publicKeys.Take(numberOfValidators).ToList();
            IBeaconNodeApi beaconNode          = testServiceProvider.GetService <IBeaconNodeApi>();

            beaconNode.ShouldBeOfType(typeof(BeaconNodeFacade));

            int validatorDutyIndex = 0;
            List <ValidatorDuty> validatorDuties = new List <ValidatorDuty>();
            var validatorDutiesResponse          =
                await beaconNode.ValidatorDutiesAsync(validatorPublicKeys, targetEpoch, CancellationToken.None);

            foreach (ValidatorDuty validatorDuty in validatorDutiesResponse.Content)
            {
                validatorDuties.Add(validatorDuty);
                Console.WriteLine("Index [{0}], Epoch {1}, Validator {2}, : attestation slot {3}, shard {4}, proposal slot {5}",
                                  validatorDutyIndex, targetEpoch, validatorDuty.ValidatorPublicKey, validatorDuty.AttestationSlot,
                                  validatorDuty.AttestationIndex, validatorDuty.BlockProposalSlot);
                validatorDutyIndex++;
            }

            Console.WriteLine();
            Console.WriteLine("** ValidatorDuty summary");
            foreach (ValidatorDuty validatorDuty in validatorDuties)
            {
                Console.WriteLine("Index [{0}], Epoch {1}, Validator {2}, : attestation slot {3}, shard {4}, proposal slot {5}",
                                  validatorDutyIndex, targetEpoch, validatorDuty.ValidatorPublicKey, validatorDuty.AttestationSlot,
                                  validatorDuty.AttestationIndex, validatorDuty.BlockProposalSlot);
            }

            // Assert
            Dictionary <Slot, IGrouping <Slot, ValidatorDuty> > groupsByProposalSlot = validatorDuties
                                                                                       .Where(x => x.BlockProposalSlot.HasValue)
                                                                                       .GroupBy(x => x.BlockProposalSlot !.Value)
                                                                                       .ToDictionary(x => x.Key, x => x);

            groupsByProposalSlot[new Slot(0)].Count().ShouldBe(1);
            groupsByProposalSlot[new Slot(1)].Count().ShouldBe(1);
            groupsByProposalSlot[new Slot(2)].Count().ShouldBe(1);
            groupsByProposalSlot[new Slot(3)].Count().ShouldBe(1);
            groupsByProposalSlot[new Slot(4)].Count().ShouldBe(1);
            groupsByProposalSlot[new Slot(5)].Count().ShouldBe(1);
            groupsByProposalSlot[new Slot(6)].Count().ShouldBe(1);
            //groupsByProposalSlot[new Slot(7)].Count().ShouldBe(1);
            validatorDuties.Count(x => !x.BlockProposalSlot.HasValue).ShouldBe(numberOfValidators - 7);
        }