public static void ToProtocolMessage_When_Processing_Request_Should_Generate_New_CorrelationId_If_Not_Specified()
        {
            var peerId  = PeerIdHelper.GetPeerId("someone");
            var request = new GetPeerCountRequest().ToProtocolMessage(peerId);

            request.CorrelationId.ToCorrelationId().Should().NotBe(default);
Esempio n. 2
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 public HastingsDiscoveryTests()
 {
     _testScheduler = new TestScheduler();
     _settings      = PeerSettingsHelper.TestPeerSettings();
     _ownNode       = PeerIdHelper.GetPeerId("ownNode");
 }
Esempio n. 3
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 public HastingsMementoTests()
 {
     _peer = PeerIdHelper.GetPeerId("current_peer");
 }
Esempio n. 4
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        public void When_candidate_is_produced_by_unexpected_producer_should_log_and_return_without_hitting_the_cache()
        {
            var candidateFromUnknownProducer = DeltaHelper.GetCandidateDelta(_hashProvider,
                                                                             producerId: PeerIdHelper.GetPeerId("unknown_producer"));

            _voter = new DeltaVoter(_cache, _producersProvider, _peerSettings, _logger);
            _voter.OnNext(candidateFromUnknownProducer);

            _logger.Received(1).Error(Arg.Is <Exception>(e => e is KeyNotFoundException),
                                      Arg.Any <string>(), Arg.Any <CandidateDeltaBroadcast>());

            _cache.DidNotReceiveWithAnyArgs().TryGetValue(Arg.Any <object>(), out Arg.Any <object>());
            _cache.DidNotReceiveWithAnyArgs().CreateEntry(Arg.Any <object>());
        }
Esempio n. 5
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            public FavouritesComparisonData()
            {
                Add(null, null, true);
                Add(new FavouriteDeltaBroadcast(), new FavouriteDeltaBroadcast(), true);
                Add(null, new FavouriteDeltaBroadcast(), false);
                Add(new FavouriteDeltaBroadcast(), null, false);

                var voter1 = PeerIdHelper.GetPeerId("voter1");
                var voter2 = PeerIdHelper.GetPeerId("voter2");

                var producer1 = PeerIdHelper.GetPeerId("producer1");
                var producer2 = PeerIdHelper.GetPeerId("producer2");

                var hash1 = ByteUtil.GenerateRandomByteArray(32).ToByteString();
                var hash2 = ByteUtil.GenerateRandomByteArray(32).ToByteString();

                var previousHash1 = ByteUtil.GenerateRandomByteArray(32).ToByteString();
                var previousHash2 = ByteUtil.GenerateRandomByteArray(32).ToByteString();

                Add(new FavouriteDeltaBroadcast
                {
                    Candidate = new CandidateDeltaBroadcast
                    {
                        Hash = hash1, ProducerId = producer1, PreviousDeltaDfsHash = previousHash1
                    },
                    VoterId = voter1
                },
                    new FavouriteDeltaBroadcast
                {
                    Candidate = new CandidateDeltaBroadcast
                    {
                        Hash = hash2, ProducerId = producer1, PreviousDeltaDfsHash = previousHash1
                    },
                    VoterId = voter1
                }, false);

                Add(new FavouriteDeltaBroadcast
                {
                    Candidate = new CandidateDeltaBroadcast
                    {
                        Hash = hash1, ProducerId = producer1, PreviousDeltaDfsHash = previousHash1
                    },
                    VoterId = voter1
                },
                    new FavouriteDeltaBroadcast
                {
                    Candidate = new CandidateDeltaBroadcast
                    {
                        Hash = hash1, ProducerId = producer1, PreviousDeltaDfsHash = previousHash1
                    },
                    VoterId = voter2
                }, false);

                Add(new FavouriteDeltaBroadcast
                {
                    Candidate = new CandidateDeltaBroadcast
                    {
                        Hash = hash1, ProducerId = producer1, PreviousDeltaDfsHash = previousHash1
                    },
                    VoterId = voter1
                },
                    new FavouriteDeltaBroadcast
                {
                    Candidate = new CandidateDeltaBroadcast
                    {
                        Hash = hash1, ProducerId = producer2, PreviousDeltaDfsHash = previousHash2
                    },
                    VoterId = voter1
                }, true);
            }
Esempio n. 6
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        public async Task Can_Process_PingRequest_Correctly()
        {
            var pingRequestMessage = new PingRequest();

            var fakeContext = Substitute.For <IChannelHandlerContext>();
            var channeledAny = new ObserverDto(fakeContext, pingRequestMessage.ToProtocolMessage(PeerIdHelper.GetPeerId(), CorrelationId.GenerateCorrelationId()));
            var observableStream = new[] { channeledAny }.ToObservable(_testScheduler);

            _pingRequestObserver.StartObserving(observableStream);

            _testScheduler.Start();

            await fakeContext.Channel.ReceivedWithAnyArgs(1)
            .WriteAndFlushAsync(new PingResponse().ToProtocolMessage(PeerIdHelper.GetPeerId(), CorrelationId.GenerateCorrelationId()));

            _subbedLogger.ReceivedWithAnyArgs(1);
        }
Esempio n. 7
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 public void Can_Invalidate_Untrusted_Peer()
 {
     _repositoryAuthenticationStrategy.Authenticate(PeerIdHelper.GetPeerId("NotTrusted"))
     .Should().BeFalse();
 }
Esempio n. 8
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        public void Init()
        {
            _cancellationToken = new CancellationToken();

            _manualResetEventSlim = new ManualResetEventSlim(false);

            _testScheduler = new TestScheduler();
            _hashProvider  = new HashProvider(HashingAlgorithm.GetAlgorithmMetadata("keccak-256"));

            _peerSettings = Substitute.For <IPeerSettings>();
            _peerSettings.PeerId.Returns(PeerIdHelper.GetPeerId());

            _deltaDfsReader = Substitute.For <IDeltaDfsReader>();
            _deltaDfsReader.TryReadDeltaFromDfs(Arg.Any <Cid>(), out Arg.Any <Delta>()).Returns(x => true);

            _deltaCache = Substitute.For <IDeltaCache>();
            _deltaCache.GenesisHash.Returns("bafk2bzacecji5gcdd6lxsoazgnbg46c3vttjwwkptiw27enachziizhhkir2w".ToCid());

            _ledger = Substitute.For <ILedger>();

            _peerService = Substitute.For <IPeerService>();

            _deltaHashProvider = new DeltaHashProvider(_deltaCache, Substitute.For <IDeltaIndexService>(), Substitute.For <ILogger>());

            _deltaIndexService = new DeltaIndexService(new InMemoryRepository <DeltaIndexDao, string>());
            _deltaIndexService.Add(new DeltaIndexDao {
                Cid = _hashProvider.ComputeUtf8MultiHash("0").ToCid(), Height = 0
            });

            _peerClient = Substitute.For <IPeerClient>();
            ModifyPeerClient <LatestDeltaHashRequest>((request, senderPeerIdentifier) =>
            {
                var deltaHeightResponse = new LatestDeltaHashResponse
                {
                    DeltaIndex = new DeltaIndex
                    {
                        Cid = _hashProvider.ComputeUtf8MultiHash(_syncTestHeight.ToString()).ToCid().ToArray()
                              .ToByteString(),
                        Height = (uint)_syncTestHeight
                    }
                };

                _deltaHeightReplaySubject.OnNext(new ObserverDto(Substitute.For <IChannelHandlerContext>(),
                                                                 deltaHeightResponse.ToProtocolMessage(senderPeerIdentifier, CorrelationId.GenerateCorrelationId())));
            });

            ModifyPeerClient <DeltaHistoryRequest>((request, senderPeerIdentifier) =>
            {
                var data = GenerateSampleData((int)request.Height, (int)request.Range, (int)_syncTestHeight);
                _deltaIndexService.Add(data.DeltaIndex.Select(x => DeltaIndexDao.ToDao <DeltaIndex>(x, _mapperProvider)));

                _deltaHistoryReplaySubject.OnNext(new ObserverDto(Substitute.For <IChannelHandlerContext>(),
                                                                  data
                                                                  .ToProtocolMessage(senderPeerIdentifier, CorrelationId.GenerateCorrelationId())));
            });

            _peerRepository = new PeerRepository(new InMemoryRepository <Peer, string>());
            Enumerable.Repeat(new Peer {
                PeerId = PeerIdHelper.GetPeerId()
            }, 5).ToList().ForEach(_peerRepository.Add);

            _deltaHeightReplaySubject  = new ReplaySubject <IObserverDto <ProtocolMessage> >(1);
            _deltaHistoryReplaySubject = new ReplaySubject <IObserverDto <ProtocolMessage> >(1);

            var mergeMessageStreams = _deltaHeightReplaySubject.AsObservable()
                                      .Merge(_deltaHistoryReplaySubject.AsObservable());

            _peerService.MessageStream.Returns(mergeMessageStreams);

            _deltaHashProvider = Substitute.For <IDeltaHashProvider>();
            _deltaHashProvider.TryUpdateLatestHash(Arg.Any <Cid>(), Arg.Any <Cid>()).Returns(true);

            _mapperProvider = new TestMapperProvider();

            _userOutput = Substitute.For <IUserOutput>();

            _deltaHeightWatcher = new DeltaHeightWatcher(_peerClient, _peerRepository, _peerService, minimumPeers: 0);

            var dfsService = Substitute.For <IDfsService>();

            _peerSyncManager = new PeerSyncManager(_peerClient, _peerRepository,
                                                   _peerService, _userOutput, _deltaHeightWatcher, Substitute.For <IDfsService>(), 0.7, 0);
        }