public void Given_SyncActionIsCalled_When_HeightNotOnChain_Then_ABadRequestErrorIsReturned()
        {
            // Set up
            var chain = new Mock <ChainIndexer>();

            chain.Setup(c => c.GetHeader(15)).Returns((ChainedHeader)null);
            ConsensusManager consensusManager = ConsensusManagerHelper.CreateConsensusManager(this.network);

            var loggerFactory     = new Mock <LoggerFactory>();
            var signals           = new Signals.Signals(loggerFactory.Object, null);
            var nodeLifetime      = new NodeLifetime();
            var asyncProvider     = new AsyncProvider(loggerFactory.Object, signals, nodeLifetime);
            var blockNotification = new Mock <BlockNotification>(this.LoggerFactory.Object, chain.Object, consensusManager, signals, asyncProvider, nodeLifetime);

            // Act
            var notificationController = new NotificationsController(blockNotification.Object, chain.Object);

            // Assert
            IActionResult result = notificationController.SyncFrom("15");

            var errorResult   = Assert.IsType <ErrorResult>(result);
            var errorResponse = Assert.IsType <ErrorResponse>(errorResult.Value);

            Assert.Single(errorResponse.Errors);

            ErrorModel error = errorResponse.Errors[0];

            Assert.Equal(400, error.Status);
        }
        public void Given_SyncActionIsCalled_When_ABlockHashIsSpecified_Then_TheChainIsSyncedFromTheHash()
        {
            // Set up
            int     heightLocation = 480946;
            var     header         = this.network.Consensus.ConsensusFactory.CreateBlockHeader();
            uint256 hash           = header.GetHash();
            string  hashLocation   = hash.ToString();

            var chainedHeader = new ChainedHeader(this.network.Consensus.ConsensusFactory.CreateBlockHeader(), hash, null);
            var chain         = new Mock <ChainIndexer>();

            chain.Setup(c => c.GetHeader(uint256.Parse(hashLocation))).Returns(chainedHeader);
            ConsensusManager consensusManager = ConsensusManagerHelper.CreateConsensusManager(this.network);

            var loggerFactory     = new Mock <LoggerFactory>();
            var signals           = new Signals.Signals(loggerFactory.Object, null);
            var nodeLifetime      = new NodeLifetime();
            var asyncProvider     = new AsyncProvider(loggerFactory.Object, signals, nodeLifetime);
            var blockNotification = new Mock <BlockNotification>(this.LoggerFactory.Object, chain.Object, consensusManager, signals, asyncProvider, nodeLifetime);

            // Act
            var           notificationController = new NotificationsController(blockNotification.Object, chain.Object);
            IActionResult result = notificationController.SyncFrom(hashLocation);

            // Assert
            chain.Verify(c => c.GetHeader(heightLocation), Times.Never);
            blockNotification.Verify(b => b.SyncFrom(hash), Times.Once);
        }
        public void Given_SyncActionIsCalled_When_ANonExistingBlockHashIsSpecified_Then_ABadRequestErrorIsReturned()
        {
            // Set up
            string hashLocation = "000000000000000000c03dbe6ee5fedb25877a12e32aa95bc1d3bd480d7a93f9";

            var chain = new Mock <ChainIndexer>();

            chain.Setup(c => c.GetHeader(uint256.Parse(hashLocation))).Returns((ChainedHeader)null);
            ConsensusManager consensusManager = ConsensusManagerHelper.CreateConsensusManager(this.network);

            var loggerFactory     = new Mock <LoggerFactory>();
            var signals           = new Signals.Signals(loggerFactory.Object, null);
            var nodeLifetime      = new NodeLifetime();
            var asyncProvider     = new AsyncProvider(loggerFactory.Object, signals, nodeLifetime);
            var blockNotification = new Mock <BlockNotification>(this.LoggerFactory.Object, chain.Object, consensusManager, signals, asyncProvider, nodeLifetime);

            // Act
            var notificationController = new NotificationsController(blockNotification.Object, chain.Object);

            // Assert
            IActionResult result = notificationController.SyncFrom(hashLocation);

            var errorResult   = Assert.IsType <ErrorResult>(result);
            var errorResponse = Assert.IsType <ErrorResponse>(errorResult.Value);

            Assert.Single(errorResponse.Errors);

            ErrorModel error = errorResponse.Errors[0];

            Assert.Equal(400, error.Status);
        }
        public void Given_SyncActionIsCalled_When_AnInvalidBlockHashIsSpecified_Then_AnExceptionIsThrown()
        {
            // Set up
            string           hashLocation     = "notAValidHash";
            var              chain            = new Mock <ConcurrentChain>();
            ConsensusManager consensusManager = ConsensusManagerHelper.CreateConsensusManager(this.network);

            var blockNotification = new Mock <BlockNotification>(this.LoggerFactory.Object, chain.Object, consensusManager, new Signals.Signals(), new AsyncLoopFactory(new LoggerFactory()), new NodeLifetime());

            // Act
            var notificationController = new NotificationsController(blockNotification.Object, chain.Object);

            // Assert
            Assert.Throws <FormatException>(() => notificationController.SyncFrom(hashLocation));
        }
        public void Given_SyncActionIsCalled_When_AnInvalidBlockHashIsSpecified_Then_AnExceptionIsThrown()
        {
            // Set up
            string           hashLocation     = "notAValidHash";
            var              chain            = new Mock <ChainIndexer>();
            ConsensusManager consensusManager = ConsensusManagerHelper.CreateConsensusManager(this.network);

            var loggerFactory     = new Mock <LoggerFactory>();
            var signals           = new Signals.Signals(loggerFactory.Object, null);
            var nodeLifetime      = new NodeLifetime();
            var asyncProvider     = new AsyncProvider(loggerFactory.Object, signals, nodeLifetime);
            var blockNotification = new Mock <BlockNotification>(this.LoggerFactory.Object, chain.Object, consensusManager, signals, asyncProvider, nodeLifetime);

            // Act
            var notificationController = new NotificationsController(blockNotification.Object, chain.Object);

            // Assert
            Assert.Throws <FormatException>(() => notificationController.SyncFrom(hashLocation));
        }
        public void Given_SyncActionIsCalled_When_QueryParameterIsNullOrEmpty_Then_ReturnBadRequest(string from)
        {
            var chain = new Mock <ConcurrentChain>();
            ConsensusManager consensusManager = ConsensusManagerHelper.CreateConsensusManager(this.network);

            var blockNotification = new Mock <BlockNotification>(this.LoggerFactory.Object, chain.Object, consensusManager, new Signals.Signals(), new AsyncLoopFactory(new LoggerFactory()), new NodeLifetime());

            var           notificationController = new NotificationsController(blockNotification.Object, chain.Object);
            IActionResult result = notificationController.SyncFrom(from);

            var errorResult   = Assert.IsType <ErrorResult>(result);
            var errorResponse = Assert.IsType <ErrorResponse>(errorResult.Value);

            Assert.Single(errorResponse.Errors);

            ErrorModel error = errorResponse.Errors[0];

            Assert.Equal(400, error.Status);
        }
        public void Given_SyncActionIsCalled_When_ABlockHashIsSpecified_Then_TheChainIsSyncedFromTheHash()
        {
            // Set up
            int     heightLocation = 480946;
            string  hashLocation   = "000000000000000000c03dbe6ee5fedb25877a12e32aa95bc1d3bd480d7a93f9";
            uint256 hash           = uint256.Parse(hashLocation);

            var chainedHeader = new ChainedHeader(this.network.Consensus.ConsensusFactory.CreateBlockHeader(), hash, null);
            var chain         = new Mock <ConcurrentChain>();

            chain.Setup(c => c.GetBlock(uint256.Parse(hashLocation))).Returns(chainedHeader);
            ConsensusManager consensusManager = ConsensusManagerHelper.CreateConsensusManager(this.network);

            var blockNotification = new Mock <BlockNotification>(this.LoggerFactory.Object, chain.Object, consensusManager, new Signals.Signals(), new AsyncLoopFactory(new LoggerFactory()), new NodeLifetime());

            // Act
            var           notificationController = new NotificationsController(blockNotification.Object, chain.Object);
            IActionResult result = notificationController.SyncFrom(hashLocation);

            // Assert
            chain.Verify(c => c.GetBlock(heightLocation), Times.Never);
            blockNotification.Verify(b => b.SyncFrom(hash), Times.Once);
        }
예제 #8
0
            public async Task InitializeAsync()
            {
                this.blockinfo = new List <Blockinfo>();
                List <long> lst = blockinfoarr.Cast <long>().ToList();

                for (int i = 0; i < lst.Count; i += 2)
                {
                    this.blockinfo.Add(new Blockinfo {
                        extranonce = (int)lst[i], nonce = (uint)lst[i + 1]
                    });
                }

                // Note that by default, these tests run with size accounting enabled.
                this.network = KnownNetworks.RegTest;
                byte[] hex = Encoders.Hex.DecodeData("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f");
                this.scriptPubKey = new Script(new[] { Op.GetPushOp(hex), OpcodeType.OP_CHECKSIG });

                this.entry        = new TestMemPoolEntryHelper();
                this.ChainIndexer = new ChainIndexer(this.network);
                this.network.Consensus.Options = new ConsensusOptions();

                IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;

                var loggerFactory = ExtendedLoggerFactory.Create();

                var nodeSettings      = new NodeSettings(this.network, args: new string[] { "-checkpoints" });
                var consensusSettings = new ConsensusSettings(nodeSettings);

                var inMemoryCoinView = new InMemoryCoinView(new HashHeightPair(this.ChainIndexer.Tip));
                var nodeStats        = new NodeStats(dateTimeProvider, loggerFactory);

                this.cachedCoinView = new CachedCoinView(this.network, new Checkpoints(), inMemoryCoinView, dateTimeProvider, new LoggerFactory(), nodeStats, consensusSettings);

                var signals       = new Signals.Signals(loggerFactory, null);
                var asyncProvider = new AsyncProvider(loggerFactory, signals, new NodeLifetime());

                var deployments = new NodeDeployments(this.network, this.ChainIndexer);

                var genesis = this.network.GetGenesis();

                var chainState = new ChainState()
                {
                    BlockStoreTip = new ChainedHeader(genesis.Header, genesis.GetHash(), 0)
                };

                var consensusRulesContainer = new ConsensusRulesContainer();

                foreach (var ruleType in this.network.Consensus.ConsensusRules.HeaderValidationRules)
                {
                    consensusRulesContainer.HeaderValidationRules.Add(Activator.CreateInstance(ruleType) as HeaderValidationConsensusRule);
                }
                foreach (var ruleType in this.network.Consensus.ConsensusRules.FullValidationRules)
                {
                    FullValidationConsensusRule rule = null;
                    if (ruleType == typeof(FlushUtxosetRule))
                    {
                        rule = new FlushUtxosetRule(new Mock <IInitialBlockDownloadState>().Object);
                    }
                    else
                    {
                        rule = Activator.CreateInstance(ruleType) as FullValidationConsensusRule;
                    }

                    consensusRulesContainer.FullValidationRules.Add(rule);
                }

                this.ConsensusRules = new PowConsensusRuleEngine(this.network, loggerFactory, dateTimeProvider, this.ChainIndexer, deployments, consensusSettings,
                                                                 new Checkpoints(), this.cachedCoinView, chainState, new InvalidBlockHashStore(dateTimeProvider), nodeStats, asyncProvider, consensusRulesContainer).SetupRulesEngineParent();

                this.consensus = ConsensusManagerHelper.CreateConsensusManager(this.network, chainState: chainState, inMemoryCoinView: inMemoryCoinView, chainIndexer: this.ChainIndexer, consensusRules: this.ConsensusRules);

                await this.consensus.InitializeAsync(chainState.BlockStoreTip);

                this.entry.Fee(11);
                this.entry.Height(11);

                var dateTimeProviderSet = new DateTimeProviderSet
                {
                    time    = dateTimeProvider.GetTime(),
                    timeutc = dateTimeProvider.GetUtcNow()
                };

                this.DateTimeProvider = dateTimeProviderSet;
                this.mempool          = new TxMempool(dateTimeProvider, new BlockPolicyEstimator(new MempoolSettings(nodeSettings), loggerFactory, nodeSettings), loggerFactory, nodeSettings);
                this.mempoolLock      = new MempoolSchedulerLock();

                // We can't make transactions until we have inputs
                // Therefore, load 100 blocks :)
                this.baseheight = 0;
                var blocks = new List <Block>();

                this.txFirst = new List <Transaction>();

                this.nonce = 0;

                for (int i = 0; i < this.blockinfo.Count; ++i)
                {
                    Block block = this.network.CreateBlock();
                    block.Header.HashPrevBlock = this.consensus.Tip.HashBlock;
                    block.Header.Version       = 1;
                    block.Header.Time          = Utils.DateTimeToUnixTime(this.ChainIndexer.Tip.GetMedianTimePast()) + 1;

                    Transaction txCoinbase = this.network.CreateTransaction();
                    txCoinbase.Version = 1;
                    txCoinbase.AddInput(new TxIn(new Script(new[] { Op.GetPushOp(this.blockinfo[i].extranonce), Op.GetPushOp(this.ChainIndexer.Height) })));
                    // Ignore the (optional) segwit commitment added by CreateNewBlock (as the hardcoded nonces don't account for this)
                    txCoinbase.AddOutput(new TxOut(Money.Zero, new Script()));
                    block.AddTransaction(txCoinbase);

                    if (this.txFirst.Count == 0)
                    {
                        this.baseheight = this.ChainIndexer.Height;
                    }

                    if (this.txFirst.Count < 4)
                    {
                        this.txFirst.Add(block.Transactions[0]);
                    }

                    block.Header.Bits = block.Header.GetWorkRequired(this.network, this.ChainIndexer.Tip);

                    block.UpdateMerkleRoot();

                    while (!block.CheckProofOfWork())
                    {
                        block.Header.Nonce = ++this.nonce;
                    }

                    // Serialization sets the BlockSize property.
                    block = Block.Load(block.ToBytes(), this.network.Consensus.ConsensusFactory);

                    var res = await this.consensus.BlockMinedAsync(block);

                    if (res == null)
                    {
                        throw new InvalidOperationException();
                    }

                    blocks.Add(block);
                }

                // Just to make sure we can still make simple blocks
                this.newBlock = AssemblerForTest(this).Build(this.ChainIndexer.Tip, this.scriptPubKey);
                Assert.NotNull(this.newBlock);
            }
예제 #9
0
        /// <summary>
        /// Creates the test chain with some default blocks and txs.
        /// </summary>
        /// <param name="network">Network to create the chain on.</param>
        /// <param name="scriptPubKey">Public key to create blocks/txs with.</param>
        /// <returns>Context object representing the test chain.</returns>
        public static async Task <ITestChainContext> CreateAsync(Network network, Script scriptPubKey, string dataDir)
        {
            var nodeSettings = new NodeSettings(network, args: new string[] { $"-datadir={dataDir}" });

            ILoggerFactory    loggerFactory    = nodeSettings.LoggerFactory;
            IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;

            network.Consensus.Options = new ConsensusOptions();
            new FullNodeBuilderConsensusExtension.PowConsensusRulesRegistration().RegisterRules(network.Consensus);

            // Dont check PoW of a header in this test.
            network.Consensus.HeaderValidationRules.RemoveAll(x => x.GetType() == typeof(CheckDifficultyPowRule));

            var consensusSettings = new ConsensusSettings(nodeSettings);
            var chain             = new ConcurrentChain(network);
            var inMemoryCoinView  = new InMemoryCoinView(chain.Tip.HashBlock);

            var chainState  = new ChainState();
            var deployments = new NodeDeployments(network, chain);
            ConsensusRuleEngine consensusRules = new PowConsensusRuleEngine(network, loggerFactory, dateTimeProvider, chain, deployments, consensusSettings, new Checkpoints(),
                                                                            inMemoryCoinView, chainState, new InvalidBlockHashStore(dateTimeProvider), new NodeStats(dateTimeProvider)).Register();

            ConsensusManager consensus = ConsensusManagerHelper.CreateConsensusManager(network, dataDir, chainState);

            var genesis = new ChainedHeader(network.GetGenesis().Header, network.GenesisHash, 0);

            chainState.BlockStoreTip = genesis;
            await consensus.InitializeAsync(genesis).ConfigureAwait(false);

            var blockPolicyEstimator = new BlockPolicyEstimator(new MempoolSettings(nodeSettings), loggerFactory, nodeSettings);
            var mempool     = new TxMempool(dateTimeProvider, blockPolicyEstimator, loggerFactory, nodeSettings);
            var mempoolLock = new MempoolSchedulerLock();

            var minerSettings = new MinerSettings(nodeSettings);

            // Simple block creation, nothing special yet:
            var           blockDefinition = new PowBlockDefinition(consensus, dateTimeProvider, loggerFactory, mempool, mempoolLock, minerSettings, network, consensusRules);
            BlockTemplate newBlock        = blockDefinition.Build(chain.Tip, scriptPubKey);

            await consensus.BlockMinedAsync(newBlock.Block);

            List <BlockInfo> blockinfo = CreateBlockInfoList();

            // We can't make transactions until we have inputs therefore, load 100 blocks.
            var blocks = new List <Block>();
            var srcTxs = new List <Transaction>();

            for (int i = 0; i < blockinfo.Count; ++i)
            {
                Block currentBlock = Block.Load(newBlock.Block.ToBytes(network.Consensus.ConsensusFactory), network);
                currentBlock.Header.HashPrevBlock = chain.Tip.HashBlock;
                currentBlock.Header.Version       = 1;
                currentBlock.Header.Time          = Utils.DateTimeToUnixTime(chain.Tip.GetMedianTimePast()) + 1;

                Transaction txCoinbase = network.CreateTransaction(currentBlock.Transactions[0].ToBytes());
                txCoinbase.Inputs.Clear();
                txCoinbase.Version = 1;
                txCoinbase.AddInput(new TxIn(new Script(new[] { Op.GetPushOp(blockinfo[i].extraNonce), Op.GetPushOp(chain.Height) })));
                // Ignore the (optional) segwit commitment added by CreateNewBlock (as the hardcoded nonces don't account for this)
                txCoinbase.AddOutput(new TxOut(Money.Zero, new Script()));
                currentBlock.Transactions[0] = txCoinbase;

                if (srcTxs.Count < 4)
                {
                    srcTxs.Add(currentBlock.Transactions[0]);
                }

                currentBlock.UpdateMerkleRoot();

                currentBlock.Header.Nonce = blockinfo[i].nonce;

                chain.SetTip(currentBlock.Header);
            }

            // Just to make sure we can still make simple blocks
            blockDefinition = new PowBlockDefinition(consensus, dateTimeProvider, loggerFactory, mempool, mempoolLock, minerSettings, network, consensusRules);
            blockDefinition.Build(chain.Tip, scriptPubKey);

            var mempoolValidator = new MempoolValidator(mempool, mempoolLock, dateTimeProvider, new MempoolSettings(nodeSettings), chain, inMemoryCoinView, loggerFactory, nodeSettings, consensusRules);

            var outputs = new List <UnspentOutputs>();

            foreach (Transaction tx in srcTxs)
            {
                var output = new UnspentOutputs(0, tx);

                outputs.Add(output);
            }

            await inMemoryCoinView.SaveChangesAsync(outputs, new List <TxOut[]>(), chain.GetBlock(0).HashBlock, chain.GetBlock(1).HashBlock, chain.GetBlock(0).Height);

            return(new TestChainContext {
                MempoolValidator = mempoolValidator, SrcTxs = srcTxs
            });
        }
예제 #10
0
        /// <summary>
        /// Creates test chain with a consensus loop.
        /// </summary>
        public static async Task <TestChainContext> CreateAsync(Network network, string dataDir, Mock <IPeerAddressManager> mockPeerAddressManager = null)
        {
            var testChainContext = new TestChainContext()
            {
                Network = network
            };

            testChainContext.NodeSettings       = new NodeSettings(network, args: new string[] { $"-datadir={dataDir}" });
            testChainContext.ConnectionSettings = new ConnectionManagerSettings(testChainContext.NodeSettings);
            testChainContext.LoggerFactory      = testChainContext.NodeSettings.LoggerFactory;
            testChainContext.DateTimeProvider   = DateTimeProvider.Default;

            network.Consensus.Options = new ConsensusOptions();
            new FullNodeBuilderConsensusExtension.PowConsensusRulesRegistration().RegisterRules(network.Consensus);

            var consensusSettings = new ConsensusSettings(testChainContext.NodeSettings);

            testChainContext.Checkpoints = new Checkpoints();
            testChainContext.Chain       = new ConcurrentChain(network);
            testChainContext.ChainState  = new ChainState();
            testChainContext.InitialBlockDownloadState = new InitialBlockDownloadState(testChainContext.ChainState, testChainContext.Network, consensusSettings, new Checkpoints());

            var inMemoryCoinView = new InMemoryCoinView(testChainContext.Chain.Tip.HashBlock);
            var cachedCoinView   = new CachedCoinView(inMemoryCoinView, DateTimeProvider.Default, testChainContext.LoggerFactory);

            var dataFolder = new DataFolder(TestBase.AssureEmptyDir(dataDir));

            testChainContext.PeerAddressManager =
                mockPeerAddressManager == null ?
                new PeerAddressManager(DateTimeProvider.Default, dataFolder, testChainContext.LoggerFactory, new SelfEndpointTracker(testChainContext.LoggerFactory))
                    : mockPeerAddressManager.Object;

            testChainContext.MockConnectionManager       = new Mock <IConnectionManager>();
            testChainContext.MockReadOnlyNodesCollection = new Mock <IReadOnlyNetworkPeerCollection>();
            testChainContext.MockConnectionManager.Setup(s => s.ConnectedPeers).Returns(testChainContext.MockReadOnlyNodesCollection.Object);
            testChainContext.MockConnectionManager.Setup(s => s.NodeSettings).Returns(testChainContext.NodeSettings);
            testChainContext.MockConnectionManager.Setup(s => s.ConnectionSettings).Returns(testChainContext.ConnectionSettings);

            testChainContext.ConnectionManager = testChainContext.MockConnectionManager.Object;

            testChainContext.PeerBanning = new PeerBanning(testChainContext.ConnectionManager, testChainContext.LoggerFactory, testChainContext.DateTimeProvider, testChainContext.PeerAddressManager);
            var deployments = new NodeDeployments(testChainContext.Network, testChainContext.Chain);

            testChainContext.ConsensusRules = new PowConsensusRuleEngine(testChainContext.Network, testChainContext.LoggerFactory, testChainContext.DateTimeProvider,
                                                                         testChainContext.Chain, deployments, consensusSettings, testChainContext.Checkpoints, cachedCoinView, testChainContext.ChainState, new InvalidBlockHashStore(new DateTimeProvider()))
                                              .Register();

            testChainContext.HeaderValidator    = new HeaderValidator(testChainContext.ConsensusRules, testChainContext.LoggerFactory);
            testChainContext.IntegrityValidator = new IntegrityValidator(testChainContext.ConsensusRules, testChainContext.LoggerFactory);
            testChainContext.PartialValidator   = new PartialValidator(testChainContext.ConsensusRules, testChainContext.LoggerFactory);
            testChainContext.FullValidator      = new FullValidator(testChainContext.ConsensusRules, testChainContext.LoggerFactory);

            var blockRepository = new BlockRepository(testChainContext.Network, dataFolder, testChainContext.DateTimeProvider, testChainContext.LoggerFactory);
            var blockStore      = new BlockStoreQueue(testChainContext.Chain, testChainContext.ChainState, new Mock <StoreSettings>().Object,
                                                      new Mock <INodeLifetime>().Object, blockRepository, testChainContext.LoggerFactory, new Mock <INodeStats>().Object);

            await blockStore.InitializeAsync();

            testChainContext.Consensus = ConsensusManagerHelper.CreateConsensusManager(network, dataDir);

            await testChainContext.Consensus.InitializeAsync(testChainContext.Chain.Tip);

            return(testChainContext);
        }
예제 #11
0
        private IConsensusManager CreateConsensusManager()
        {
            this.ConsensusManager = ConsensusManagerHelper.CreateConsensusManager(this.Network);

            return(this.ConsensusManager);
        }
예제 #12
0
        public static async Task <ITestChainContext> CreatePosAsync(Network network, Script scriptPubKey, string dataDir, bool requireStandard = true)
        {
            var nodeSettings = new NodeSettings(network, args: new string[] { $"-datadir={dataDir}" });

            ILoggerFactory    loggerFactory    = nodeSettings.LoggerFactory;
            IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;

            network.Consensus.Options = new ConsensusOptions();

            var consensusRulesContainer = new ConsensusRulesContainer();

            foreach (var ruleType in network.Consensus.ConsensusRules.HeaderValidationRules)
            {
                // Don't check PoW of a header in this test.
                if (ruleType == typeof(CheckDifficultyPowRule))
                {
                    continue;
                }

                consensusRulesContainer.HeaderValidationRules.Add(Activator.CreateInstance(ruleType) as HeaderValidationConsensusRule);
            }
            foreach (Type ruleType in network.Consensus.ConsensusRules.FullValidationRules)
            {
                consensusRulesContainer.FullValidationRules.Add(Activator.CreateInstance(ruleType) as FullValidationConsensusRule);
            }
            foreach (Type ruleType in network.Consensus.ConsensusRules.PartialValidationRules)
            {
                consensusRulesContainer.PartialValidationRules.Add(Activator.CreateInstance(ruleType) as PartialValidationConsensusRule);
            }

            var consensusSettings = new ConsensusSettings(nodeSettings);
            var chain             = new ChainIndexer(network);
            var inMemoryCoinView  = new InMemoryCoinView(new HashHeightPair(chain.Tip));

            var chainState  = new ChainState();
            var deployments = new NodeDeployments(network, chain);

            var asyncProvider = new AsyncProvider(loggerFactory, new Mock <ISignals>().Object, new NodeLifetime());

            var stakeChain = new StakeChainStore(network, chain, null, loggerFactory);
            ConsensusRuleEngine consensusRules = new PosConsensusRuleEngine(network, loggerFactory, dateTimeProvider, chain, deployments, consensusSettings, new Checkpoints(),
                                                                            inMemoryCoinView, stakeChain, new StakeValidator(network, stakeChain, chain, inMemoryCoinView, loggerFactory), chainState, new InvalidBlockHashStore(dateTimeProvider),
                                                                            new NodeStats(dateTimeProvider, loggerFactory), new RewindDataIndexCache(dateTimeProvider, network, new FinalizedBlockInfoRepository(new HashHeightPair()), new Checkpoints()), asyncProvider, consensusRulesContainer).SetupRulesEngineParent();

            ConsensusManager consensus = ConsensusManagerHelper.CreateConsensusManager(network, dataDir, chainState, chainIndexer: chain, consensusRules: consensusRules, inMemoryCoinView: inMemoryCoinView);

            var genesis = new ChainedHeader(network.GetGenesis().Header, network.GenesisHash, 0);

            chainState.BlockStoreTip = genesis;
            await consensus.InitializeAsync(genesis).ConfigureAwait(false);

            var mempoolSettings = new MempoolSettings(nodeSettings)
            {
                RequireStandard = requireStandard
            };
            var blockPolicyEstimator = new BlockPolicyEstimator(mempoolSettings, loggerFactory, nodeSettings);
            var mempool     = new TxMempool(dateTimeProvider, blockPolicyEstimator, loggerFactory, nodeSettings);
            var mempoolLock = new MempoolSchedulerLock();

            // The mempool rule constructors aren't parameterless, so we have to manually inject the dependencies for every rule
            var mempoolRules = new List <MempoolRule>
            {
                new CheckConflictsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckCoinViewMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CreateMempoolEntryMempoolRule(network, mempool, mempoolSettings, chain, consensusRules, loggerFactory),
                new CheckSigOpsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckFeeMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckRateLimitMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckAncestorsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckReplacementMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckAllInputsMempoolRule(network, mempool, mempoolSettings, chain, consensusRules, deployments, loggerFactory),
                new CheckTxOutDustRule(network, mempool, mempoolSettings, chain, loggerFactory),
            };

            // We also have to check that the manually instantiated rules match the ones in the network, or the test isn't valid
            for (int i = 0; i < network.Consensus.MempoolRules.Count; i++)
            {
                if (network.Consensus.MempoolRules[i] != mempoolRules[i].GetType())
                {
                    throw new Exception("Mempool rule type mismatch");
                }
            }

            var mempoolValidator = new MempoolValidator(mempool, mempoolLock, dateTimeProvider, mempoolSettings, chain, inMemoryCoinView, loggerFactory, nodeSettings, consensusRules, mempoolRules, deployments);

            var            blocks = new List <Block>();
            var            srcTxs = new List <Transaction>();
            DateTimeOffset now    = DateTimeOffset.UtcNow;

            for (int i = 0; i < 50; i++)
            {
                uint  nonce = 0;
                Block block = network.CreateBlock();
                block.Header.HashPrevBlock = chain.Tip.HashBlock;
                block.Header.Bits          = block.Header.GetWorkRequired(network, chain.Tip);
                block.Header.UpdateTime(now, network, chain.Tip);

                Transaction coinbase = network.CreateTransaction();
                coinbase.AddInput(TxIn.CreateCoinbase(chain.Height + 1));
                coinbase.AddOutput(new TxOut(network.Consensus.ProofOfWorkReward, scriptPubKey));
                block.AddTransaction(coinbase);
                block.UpdateMerkleRoot();
                while (!block.CheckProofOfWork())
                {
                    block.Header.Nonce = ++nonce;
                }
                block.Header.PrecomputeHash();
                blocks.Add(block);
                chain.SetTip(block.Header);
                srcTxs.Add(block.Transactions[0]);

                inMemoryCoinView.SaveChanges(new List <UnspentOutput>()
                {
                    new UnspentOutput(new OutPoint(block.Transactions[0], 0), new Coins((uint)(i + 1), block.Transactions[0].Outputs.First(), block.Transactions[0].IsCoinBase))
                }, new HashHeightPair(chain.Tip.Previous), new HashHeightPair(chain.Tip));
            }

            return(new TestChainContext {
                MempoolValidator = mempoolValidator, MempoolSettings = mempoolSettings, ChainIndexer = chain, SrcTxs = srcTxs
            });
        }
예제 #13
0
        /// <summary>
        /// Creates the test chain with some default blocks and txs.
        /// </summary>
        /// <param name="network">Network to create the chain on.</param>
        /// <param name="scriptPubKey">Public key to create blocks/txs with.</param>
        /// <param name="requireStandard">By default testnet and regtest networks do not require transactions to be standard. This changes that default.</param>
        /// <returns>Context object representing the test chain.</returns>
        public static async Task <ITestChainContext> CreateAsync(Network network, Script scriptPubKey, string dataDir, bool requireStandard = true)
        {
            var nodeSettings = new NodeSettings(network, args: new string[] { $"-datadir={dataDir}" });

            ILoggerFactory    loggerFactory    = nodeSettings.LoggerFactory;
            IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;

            network.Consensus.Options = new ConsensusOptions();

            var consensusRulesContainer = new ConsensusRulesContainer();

            foreach (Type ruleType in network.Consensus.ConsensusRules.HeaderValidationRules)
            {
                // Don't check PoW of a header in this test.
                if (ruleType == typeof(CheckDifficultyPowRule))
                {
                    continue;
                }

                consensusRulesContainer.HeaderValidationRules.Add(Activator.CreateInstance(ruleType) as HeaderValidationConsensusRule);
            }
            foreach (Type ruleType in network.Consensus.ConsensusRules.PartialValidationRules)
            {
                consensusRulesContainer.PartialValidationRules.Add(Activator.CreateInstance(ruleType) as PartialValidationConsensusRule);
            }
            foreach (var ruleType in network.Consensus.ConsensusRules.FullValidationRules)
            {
                FullValidationConsensusRule rule = null;
                if (ruleType == typeof(FlushCoinviewRule))
                {
                    rule = new FlushCoinviewRule(new Mock <IInitialBlockDownloadState>().Object);
                }
                else
                {
                    rule = Activator.CreateInstance(ruleType) as FullValidationConsensusRule;
                }

                consensusRulesContainer.FullValidationRules.Add(rule);
            }

            var consensusSettings = new ConsensusSettings(nodeSettings);
            var chain             = new ChainIndexer(network);
            var inMemoryCoinView  = new InMemoryCoinView(new HashHeightPair(chain.Tip));

            var asyncProvider = new AsyncProvider(loggerFactory, new Mock <ISignals>().Object, new NodeLifetime());

            var chainState  = new ChainState();
            var deployments = new NodeDeployments(network, chain);

            ConsensusRuleEngine consensusRules = new PowConsensusRuleEngine(network, loggerFactory, dateTimeProvider, chain, deployments, consensusSettings, new Checkpoints(),
                                                                            inMemoryCoinView, chainState, new InvalidBlockHashStore(dateTimeProvider), new NodeStats(dateTimeProvider, loggerFactory), asyncProvider, consensusRulesContainer).SetupRulesEngineParent();

            ConsensusManager consensus = ConsensusManagerHelper.CreateConsensusManager(network, dataDir, chainState, chainIndexer: chain, consensusRules: consensusRules, inMemoryCoinView: inMemoryCoinView);

            var genesis = new ChainedHeader(network.GetGenesis().Header, network.GenesisHash, 0);

            chainState.BlockStoreTip = genesis;
            await consensus.InitializeAsync(genesis).ConfigureAwait(false);

            var blockPolicyEstimator = new BlockPolicyEstimator(new MempoolSettings(nodeSettings), loggerFactory, nodeSettings);
            var mempool     = new TxMempool(dateTimeProvider, blockPolicyEstimator, loggerFactory, nodeSettings);
            var mempoolLock = new MempoolSchedulerLock();

            var minerSettings = new MinerSettings(nodeSettings);

            // Simple block creation, nothing special yet:
            var           blockDefinition = new PowBlockDefinition(consensus, dateTimeProvider, loggerFactory, mempool, mempoolLock, minerSettings, network, consensusRules, deployments);
            BlockTemplate newBlock        = blockDefinition.Build(chain.Tip, scriptPubKey);

            await consensus.BlockMinedAsync(newBlock.Block);

            List <BlockInfo> blockinfo = CreateBlockInfoList();

            // We can't make transactions until we have inputs therefore, load 100 blocks.

            var srcTxs = new List <Transaction>();

            for (int i = 0; i < blockinfo.Count; ++i)
            {
                Block currentBlock = Block.Load(newBlock.Block.ToBytes(network.Consensus.ConsensusFactory), network.Consensus.ConsensusFactory);
                currentBlock.Header.HashPrevBlock = chain.Tip.HashBlock;
                currentBlock.Header.Version       = 1;
                currentBlock.Header.Time          = Utils.DateTimeToUnixTime(chain.Tip.GetMedianTimePast()) + 1;

                Transaction txCoinbase = network.CreateTransaction(currentBlock.Transactions[0].ToBytes());
                txCoinbase.Inputs.Clear();
                txCoinbase.Version = 1;
                txCoinbase.AddInput(new TxIn(new Script(new[] { Op.GetPushOp(blockinfo[i].extraNonce), Op.GetPushOp(chain.Height) })));
                // Ignore the (optional) segwit commitment added by CreateNewBlock (as the hardcoded nonces don't account for this)
                txCoinbase.AddOutput(new TxOut(Money.Zero, new Script()));
                currentBlock.Transactions[0] = txCoinbase;

                currentBlock.UpdateMerkleRoot();
                currentBlock.Header.Nonce = blockinfo[i].nonce;

                chain.SetTip(currentBlock.Header);
                srcTxs.Add(currentBlock.Transactions[0]);

                inMemoryCoinView.SaveChanges(new List <UnspentOutput>()
                {
                    new UnspentOutput(new OutPoint(currentBlock.Transactions[0], 0), new Coins((uint)(i + 1), currentBlock.Transactions[0].Outputs.First(), currentBlock.Transactions[0].IsCoinBase))
                }, new HashHeightPair(chain.Tip.Previous), new HashHeightPair(chain.Tip));
            }

            // Just to make sure we can still make simple blocks
            blockDefinition = new PowBlockDefinition(consensus, dateTimeProvider, loggerFactory, mempool, mempoolLock, minerSettings, network, consensusRules, deployments);
            blockDefinition.Build(chain.Tip, scriptPubKey);

            var mempoolSettings = new MempoolSettings(nodeSettings)
            {
                RequireStandard = requireStandard
            };

            // The mempool rule constructors aren't parameterless, so we have to manually inject the dependencies for every rule
            var mempoolRules = new List <MempoolRule>
            {
                new CheckConflictsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckCoinViewMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CreateMempoolEntryMempoolRule(network, mempool, mempoolSettings, chain, consensusRules, loggerFactory),
                new CheckSigOpsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckFeeMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckRateLimitMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckAncestorsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckReplacementMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckAllInputsMempoolRule(network, mempool, mempoolSettings, chain, consensusRules, deployments, loggerFactory),
                new CheckTxOutDustRule(network, mempool, mempoolSettings, chain, loggerFactory),
            };

            // We also have to check that the manually instantiated rules match the ones in the network, or the test isn't valid
            for (int i = 0; i < network.Consensus.MempoolRules.Count; i++)
            {
                if (network.Consensus.MempoolRules[i] != mempoolRules[i].GetType())
                {
                    throw new Exception("Mempool rule type mismatch");
                }
            }

            Assert.Equal(network.Consensus.MempoolRules.Count, mempoolRules.Count);

            var mempoolValidator = new MempoolValidator(mempool, mempoolLock, dateTimeProvider, mempoolSettings, chain, inMemoryCoinView, loggerFactory, nodeSettings, consensusRules, mempoolRules, deployments);

            return(new TestChainContext {
                MempoolValidator = mempoolValidator, MempoolSettings = mempoolSettings, ChainIndexer = chain, SrcTxs = srcTxs
            });
        }
예제 #14
0
            public async Task InitializeAsync()
            {
                this.blockinfo = new List <Blockinfo>();
                List <long> lst = blockinfoarr.Cast <long>().ToList();

                for (int i = 0; i < lst.Count; i += 2)
                {
                    this.blockinfo.Add(new Blockinfo {
                        extranonce = (int)lst[i], nonce = (uint)lst[i + 1]
                    });
                }

                // Note that by default, these tests run with size accounting enabled.
                this.network = KnownNetworks.RegTest;
                byte[] hex = Encoders.Hex.DecodeData("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f");
                this.scriptPubKey = new Script(new[] { Op.GetPushOp(hex), OpcodeType.OP_CHECKSIG });

                this.entry = new TestMemPoolEntryHelper();
                this.chain = new ConcurrentChain(this.network);
                this.network.Consensus.Options = new ConsensusOptions();

                new FullNodeBuilderConsensusExtension.PowConsensusRulesRegistration().RegisterRules(this.network.Consensus);

                IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;

                this.cachedCoinView = new CachedCoinView(new InMemoryCoinView(this.chain.Tip.HashBlock), dateTimeProvider, new LoggerFactory());

                var loggerFactory = new ExtendedLoggerFactory();

                loggerFactory.AddConsoleWithFilters();

                var nodeSettings      = new NodeSettings(args: new string[] { "-checkpoints" });
                var consensusSettings = new ConsensusSettings(nodeSettings);

                var networkPeerFactory = new NetworkPeerFactory(this.network, dateTimeProvider, loggerFactory, new PayloadProvider().DiscoverPayloads(), new SelfEndpointTracker(loggerFactory), new Mock <IInitialBlockDownloadState>().Object, new ConnectionManagerSettings());

                var peerAddressManager  = new PeerAddressManager(DateTimeProvider.Default, nodeSettings.DataFolder, loggerFactory, new SelfEndpointTracker(loggerFactory));
                var peerDiscovery       = new PeerDiscovery(new AsyncLoopFactory(loggerFactory), loggerFactory, this.network, networkPeerFactory, new NodeLifetime(), nodeSettings, peerAddressManager);
                var connectionSettings  = new ConnectionManagerSettings(nodeSettings);
                var selfEndpointTracker = new SelfEndpointTracker(loggerFactory);
                var connectionManager   = new ConnectionManager(dateTimeProvider, loggerFactory, this.network, networkPeerFactory,
                                                                nodeSettings, new NodeLifetime(), new NetworkPeerConnectionParameters(), peerAddressManager, new IPeerConnector[] { },
                                                                peerDiscovery, selfEndpointTracker, connectionSettings, new VersionProvider(), new Mock <INodeStats>().Object);

                var peerBanning = new PeerBanning(connectionManager, loggerFactory, dateTimeProvider, peerAddressManager);
                var deployments = new NodeDeployments(this.network, this.chain);

                var genesis = this.network.GetGenesis();

                var chainState = new ChainState()
                {
                    BlockStoreTip = new ChainedHeader(genesis.Header, genesis.GetHash(), 0)
                };

                this.ConsensusRules = new PowConsensusRuleEngine(this.network, loggerFactory, dateTimeProvider, this.chain, deployments, consensusSettings,
                                                                 new Checkpoints(), this.cachedCoinView, chainState, new InvalidBlockHashStore(dateTimeProvider)).Register();

                this.consensus = ConsensusManagerHelper.CreateConsensusManager(this.network);
                await this.consensus.InitializeAsync(chainState.BlockStoreTip);

                this.entry.Fee(11);
                this.entry.Height(11);

                var dateTimeProviderSet = new MemoryPoolTests.DateTimeProviderSet
                {
                    time    = dateTimeProvider.GetTime(),
                    timeutc = dateTimeProvider.GetUtcNow()
                };

                this.DateTimeProvider = dateTimeProviderSet;
                this.mempool          = new TxMempool(dateTimeProvider, new BlockPolicyEstimator(new MempoolSettings(nodeSettings), loggerFactory, nodeSettings), loggerFactory, nodeSettings);
                this.mempoolLock      = new MempoolSchedulerLock();

                // We can't make transactions until we have inputs
                // Therefore, load 100 blocks :)
                this.baseheight = 0;
                var blocks = new List <Block>();

                this.txFirst = new List <Transaction>();

                this.nonce = 0;

                for (int i = 0; i < this.blockinfo.Count; ++i)
                {
                    Block block = this.network.CreateBlock();
                    block.Header.HashPrevBlock = this.chain.Tip.HashBlock;
                    block.Header.Version       = 1;
                    block.Header.Time          = Utils.DateTimeToUnixTime(this.chain.Tip.GetMedianTimePast()) + 1;

                    Transaction txCoinbase = this.network.CreateTransaction();
                    txCoinbase.Version = 1;
                    txCoinbase.AddInput(new TxIn(new Script(new[] { Op.GetPushOp(this.blockinfo[i].extranonce), Op.GetPushOp(this.chain.Height) })));
                    // Ignore the (optional) segwit commitment added by CreateNewBlock (as the hardcoded nonces don't account for this)
                    txCoinbase.AddOutput(new TxOut(Money.Zero, new Script()));
                    block.AddTransaction(txCoinbase);

                    if (this.txFirst.Count == 0)
                    {
                        this.baseheight = this.chain.Height;
                    }

                    if (this.txFirst.Count < 4)
                    {
                        this.txFirst.Add(block.Transactions[0]);
                    }

                    block.Header.Bits = block.Header.GetWorkRequired(this.network, this.chain.Tip);

                    block.UpdateMerkleRoot();

                    while (!block.CheckProofOfWork())
                    {
                        block.Header.Nonce = ++this.nonce;
                    }

                    // Serialization sets the BlockSize property.
                    block = Block.Load(block.ToBytes(), this.network);

                    await this.consensus.BlockMinedAsync(block);

                    blocks.Add(block);
                }

                // Just to make sure we can still make simple blocks
                this.newBlock = AssemblerForTest(this).Build(this.chain.Tip, this.scriptPubKey);
                Assert.NotNull(this.newBlock);
            }
        public static async Task <ITestChainContext> CreatePosAsync(Network network, Script scriptPubKey, string dataDir)
        {
            var nodeSettings = new NodeSettings(network, args: new string[] { $"-datadir={dataDir}" });

            ILoggerFactory    loggerFactory    = nodeSettings.LoggerFactory;
            IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;

            network.Consensus.Options = new ConsensusOptions();

            var consensusRulesContainer = new ConsensusRulesContainer();

            foreach (var ruleType in network.Consensus.ConsensusRules.HeaderValidationRules)
            {
                // Dont check PoW of a header in this test.
                if (ruleType == typeof(CheckDifficultyPowRule))
                {
                    continue;
                }

                consensusRulesContainer.HeaderValidationRules.Add(Activator.CreateInstance(ruleType) as HeaderValidationConsensusRule);
            }
            foreach (var ruleType in network.Consensus.ConsensusRules.FullValidationRules)
            {
                consensusRulesContainer.FullValidationRules.Add(Activator.CreateInstance(ruleType) as FullValidationConsensusRule);
            }
            foreach (var ruleType in network.Consensus.ConsensusRules.PartialValidationRules)
            {
                consensusRulesContainer.PartialValidationRules.Add(Activator.CreateInstance(ruleType) as PartialValidationConsensusRule);
            }

            var consensusSettings = new ConsensusSettings(nodeSettings);
            var chain             = new ChainIndexer(network);
            var inMemoryCoinView  = new InMemoryCoinView(chain.Tip.HashBlock);

            var chainState  = new ChainState();
            var deployments = new NodeDeployments(network, chain);
            ConsensusRuleEngine consensusRules;

            var asyncProvider = new AsyncProvider(loggerFactory, new Mock <ISignals>().Object, new NodeLifetime());

            var stakeChain = new StakeChainStore(network, chain, null, loggerFactory);

            consensusRules = new PosConsensusRuleEngine(network, loggerFactory, dateTimeProvider, chain, deployments, consensusSettings, new Checkpoints(),
                                                        inMemoryCoinView, stakeChain, new StakeValidator(network, stakeChain, chain, inMemoryCoinView, loggerFactory), chainState, new InvalidBlockHashStore(dateTimeProvider),
                                                        new NodeStats(dateTimeProvider, loggerFactory), new RewindDataIndexCache(dateTimeProvider, network), asyncProvider, consensusRulesContainer).SetupRulesEngineParent();

            ConsensusManager consensus = ConsensusManagerHelper.CreateConsensusManager(network, dataDir, chainState, chainIndexer: chain, consensusRules: consensusRules, inMemoryCoinView: inMemoryCoinView);

            var genesis = new ChainedHeader(network.GetGenesis().Header, network.GenesisHash, 0);

            chainState.BlockStoreTip = genesis;
            await consensus.InitializeAsync(genesis).ConfigureAwait(false);

            var blockPolicyEstimator = new BlockPolicyEstimator(new MempoolSettings(nodeSettings), loggerFactory, nodeSettings);
            var mempool     = new TxMempool(dateTimeProvider, blockPolicyEstimator, loggerFactory, nodeSettings);
            var mempoolLock = new MempoolSchedulerLock();

            var mempoolValidator = new MempoolValidator(mempool, mempoolLock, dateTimeProvider, new MempoolSettings(nodeSettings), chain, inMemoryCoinView, loggerFactory, nodeSettings, consensusRules);

            return(new TestChainContext {
                MempoolValidator = mempoolValidator
            });
        }
        public static async Task <ITestChainContext> CreatePosAsync(Network network, Script scriptPubKey, string dataDir)
        {
            var nodeSettings = new NodeSettings(network, args: new string[] { $"-datadir={dataDir}" });

            ILoggerFactory    loggerFactory    = nodeSettings.LoggerFactory;
            IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;

            network.Consensus.Options = new ConsensusOptions();

            var consensusRulesContainer = new ConsensusRulesContainer();

            foreach (var ruleType in network.Consensus.ConsensusRules.HeaderValidationRules)
            {
                // Dont check PoW of a header in this test.
                if (ruleType == typeof(CheckDifficultyPowRule))
                {
                    continue;
                }

                consensusRulesContainer.HeaderValidationRules.Add(Activator.CreateInstance(ruleType) as HeaderValidationConsensusRule);
            }
            foreach (var ruleType in network.Consensus.ConsensusRules.FullValidationRules)
            {
                consensusRulesContainer.FullValidationRules.Add(Activator.CreateInstance(ruleType) as FullValidationConsensusRule);
            }
            foreach (var ruleType in network.Consensus.ConsensusRules.PartialValidationRules)
            {
                consensusRulesContainer.PartialValidationRules.Add(Activator.CreateInstance(ruleType) as PartialValidationConsensusRule);
            }

            var consensusSettings = new ConsensusSettings(nodeSettings);
            var chain             = new ChainIndexer(network);
            var inMemoryCoinView  = new InMemoryCoinView(chain.Tip.HashBlock);

            var chainState  = new ChainState();
            var deployments = new NodeDeployments(network, chain);
            ConsensusRuleEngine consensusRules;

            var asyncProvider = new AsyncProvider(loggerFactory, new Mock <ISignals>().Object, new NodeLifetime());

            var stakeChain = new StakeChainStore(network, chain, null, loggerFactory);

            consensusRules = new PosConsensusRuleEngine(network, loggerFactory, dateTimeProvider, chain, deployments, consensusSettings, new Checkpoints(),
                                                        inMemoryCoinView, stakeChain, new StakeValidator(network, stakeChain, chain, inMemoryCoinView, loggerFactory), chainState, new InvalidBlockHashStore(dateTimeProvider),
                                                        new NodeStats(dateTimeProvider, loggerFactory), new RewindDataIndexCache(dateTimeProvider, network), asyncProvider, consensusRulesContainer).SetupRulesEngineParent();

            ConsensusManager consensus = ConsensusManagerHelper.CreateConsensusManager(network, dataDir, chainState, chainIndexer: chain, consensusRules: consensusRules, inMemoryCoinView: inMemoryCoinView);

            var genesis = new ChainedHeader(network.GetGenesis().Header, network.GenesisHash, 0);

            chainState.BlockStoreTip = genesis;
            await consensus.InitializeAsync(genesis).ConfigureAwait(false);

            var mempoolSettings      = new MempoolSettings(nodeSettings);
            var blockPolicyEstimator = new BlockPolicyEstimator(mempoolSettings, loggerFactory, nodeSettings);
            var mempool     = new TxMempool(dateTimeProvider, blockPolicyEstimator, loggerFactory, nodeSettings);
            var mempoolLock = new MempoolSchedulerLock();

            // The mempool rule constructors aren't parameterless, so we have to manually inject the dependencies for every rule
            var mempoolRules = new List <MempoolRule>
            {
                new CheckConflictsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckCoinViewMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CreateMempoolEntryMempoolRule(network, mempool, mempoolSettings, chain, consensusRules, loggerFactory),
                new CheckSigOpsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckFeeMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckRateLimitMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckAncestorsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckReplacementMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
                new CheckAllInputsMempoolRule(network, mempool, mempoolSettings, chain, consensusRules, loggerFactory),
                new CheckTxOutDustRule(network, mempool, mempoolSettings, chain, loggerFactory),
            };

            // We also have to check that the manually instantiated rules match the ones in the network, or the test isn't valid
            for (int i = 0; i < network.Consensus.MempoolRules.Count; i++)
            {
                if (network.Consensus.MempoolRules[i] != mempoolRules[i].GetType())
                {
                    throw new Exception("Mempool rule type mismatch");
                }
            }

            var nodeDeployments  = new NodeDeployments(network, chain);
            var mempoolValidator = new MempoolValidator(mempool, mempoolLock, dateTimeProvider, new MempoolSettings(nodeSettings), chain, inMemoryCoinView, loggerFactory, nodeSettings, consensusRules, mempoolRules, nodeDeployments);

            return(new TestChainContext {
                MempoolValidator = mempoolValidator
            });
        }