private async Task YieldedRandomAsync()
{
await AsyncProvider.YieldAsync();
this.RandomBoolean();
}
/// <summary>
/// Creates the consensus manager used by <see cref="PosCoinViewRuleFailsAsync"/>.
/// </summary>
/// <param name="unspentOutputs">The dictionary used to mock up the <see cref="ICoinView"/>.</param>
/// <returns>The constructed consensus manager.</returns>
private async Task <ConsensusManager> CreateConsensusManagerAsync(Dictionary <OutPoint, UnspentOutput> unspentOutputs)
{
this.consensusSettings = new ConsensusSettings(Configuration.NodeSettings.Default(this.network));
var initialBlockDownloadState = new InitialBlockDownloadState(this.chainState.Object, this.network, this.consensusSettings, new Checkpoints(), DateTimeProvider.Default);
var signals = new Signals.Signals(this.loggerFactory.Object, null);
var asyncProvider = new AsyncProvider(this.loggerFactory.Object, signals);
var consensusRulesContainer = new ConsensusRulesContainer();
foreach (var ruleType in this.network.Consensus.ConsensusRules.FullValidationRules)
{
consensusRulesContainer.FullValidationRules.Add(Activator.CreateInstance(ruleType) as FullValidationConsensusRule);
}
// Register POS consensus rules.
// new FullNodeBuilderConsensusExtension.PosConsensusRulesRegistration().RegisterRules(this.network.Consensus);
var consensusRuleEngine = new PosConsensusRuleEngine(this.network, this.loggerFactory.Object, DateTimeProvider.Default,
this.ChainIndexer, this.nodeDeployments, this.consensusSettings, this.checkpoints.Object, this.coinView.Object, this.stakeChain.Object,
this.stakeValidator.Object, this.chainState.Object, new InvalidBlockHashStore(this.dateTimeProvider.Object), new Mock <INodeStats>().Object, this.rewindDataIndexStore.Object, this.asyncProvider, consensusRulesContainer)
.SetupRulesEngineParent();
var headerValidator = new HeaderValidator(consensusRuleEngine, this.loggerFactory.Object);
var integrityValidator = new IntegrityValidator(consensusRuleEngine, this.loggerFactory.Object);
var partialValidator = new PartialValidator(asyncProvider, consensusRuleEngine, this.loggerFactory.Object);
var fullValidator = new FullValidator(consensusRuleEngine, this.loggerFactory.Object);
// Create the chained header tree.
var chainedHeaderTree = new ChainedHeaderTree(this.network, this.loggerFactory.Object, headerValidator, this.checkpoints.Object,
this.chainState.Object, new Mock <IFinalizedBlockInfoRepository>().Object, this.consensusSettings, new InvalidBlockHashStore(new DateTimeProvider()), new ChainWorkComparer());
// Create consensus manager.
var consensus = new ConsensusManager(chainedHeaderTree, this.network, this.loggerFactory.Object, this.chainState.Object, integrityValidator,
partialValidator, fullValidator, consensusRuleEngine, new Mock <IFinalizedBlockInfoRepository>().Object, signals,
new Mock <IPeerBanning>().Object, initialBlockDownloadState, this.ChainIndexer, new Mock <IBlockPuller>().Object, new Mock <IBlockStore>().Object,
new Mock <IConnectionManager>().Object, new Mock <INodeStats>().Object, new Mock <INodeLifetime>().Object, this.consensusSettings, this.dateTimeProvider.Object);
// Mock the coinviews "FetchCoinsAsync" method. We will use the "unspentOutputs" dictionary to track spendable outputs.
this.coinView.Setup(d => d.FetchCoins(It.IsAny <OutPoint[]>()))
.Returns((OutPoint[] txIds) =>
{
var result = new FetchCoinsResponse();
for (int i = 0; i < txIds.Length; i++)
{
unspentOutputs.TryGetValue(txIds[i], out UnspentOutput unspent);
result.UnspentOutputs.Add(txIds[i], unspent);
}
return(result);
});
// Mock the coinviews "GetTipHashAsync" method.
this.coinView.Setup(d => d.GetTipHash()).Returns(() =>
{
return(new HashHeightPair(this.ChainIndexer.Tip));
});
// Since we are mocking the stake validator ensure that GetNextTargetRequired returns something sensible. Otherwise we get the "bad-diffbits" error.
this.stakeValidator.Setup(s => s.GetNextTargetRequired(It.IsAny <IStakeChain>(), It.IsAny <ChainedHeader>(), It.IsAny <IConsensus>(), It.IsAny <bool>()))
.Returns(this.network.Consensus.PowLimit);
// Skip validation of signature in the proven header
this.stakeValidator.Setup(s => s.VerifySignature(It.IsAny <UnspentOutput>(), It.IsAny <Transaction>(), 0, It.IsAny <ScriptVerify>()))
.Returns(true);
// Skip validation of stake kernel
this.stakeValidator.Setup(s => s.CheckStakeKernelHash(It.IsAny <PosRuleContext>(), It.IsAny <uint>(), It.IsAny <uint256>(), It.IsAny <UnspentOutput>(), It.IsAny <OutPoint>(), It.IsAny <uint>()))
.Returns(true);
// Since we are mocking the stakechain ensure that the Get returns a BlockStake. Otherwise this results in "previous stake is not found".
this.stakeChain.Setup(d => d.Get(It.IsAny <uint256>())).Returns(new BlockStake()
{
Flags = BlockFlag.BLOCK_PROOF_OF_STAKE,
StakeModifierV2 = 0,
StakeTime = (this.ChainIndexer.Tip.Header.Time + 60) & ~PosConsensusOptions.StakeTimestampMask
});
// Since we are mocking the chainState ensure that the BlockStoreTip returns a usable value.
this.chainState.Setup(d => d.BlockStoreTip).Returns(this.ChainIndexer.Tip);
// Since we are mocking the chainState ensure that the ConsensusTip returns a usable value.
this.chainState.Setup(d => d.ConsensusTip).Returns(this.ChainIndexer.Tip);
// Initialize the consensus manager.
await consensus.InitializeAsync(this.ChainIndexer.Tip);
return(consensus);
}
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 connectionSettings = new ConnectionManagerSettings(nodeSettings);
var peerAddressManager = new PeerAddressManager(DateTimeProvider.Default, nodeSettings.DataFolder, loggerFactory, new SelfEndpointTracker(loggerFactory, connectionSettings));
var networkPeerFactory = new NetworkPeerFactory(this.network, dateTimeProvider, loggerFactory, new PayloadProvider().DiscoverPayloads(), new SelfEndpointTracker(loggerFactory, connectionSettings), new Mock <IInitialBlockDownloadState>().Object, new ConnectionManagerSettings(nodeSettings), asyncProvider, peerAddressManager);
var peerDiscovery = new PeerDiscovery(asyncProvider, loggerFactory, this.network, networkPeerFactory, new NodeLifetime(), nodeSettings, peerAddressManager);
var selfEndpointTracker = new SelfEndpointTracker(loggerFactory, connectionSettings);
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, asyncProvider, new PayloadProvider());
var peerBanning = new PeerBanning(connectionManager, loggerFactory, dateTimeProvider, peerAddressManager);
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 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);
}
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);
}
private MempoolManager CreateTestMempool(NodeSettings settings, out TxMempool txMemPool)
{
var mempoolSettings = new MempoolSettings(settings);
IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;
NodeSettings nodeSettings = NodeSettings.Default(settings.Network);
ILoggerFactory loggerFactory = nodeSettings.LoggerFactory;
var consensusSettings = new ConsensusSettings(nodeSettings);
txMemPool = new TxMempool(dateTimeProvider, new BlockPolicyEstimator(mempoolSettings, loggerFactory, nodeSettings), loggerFactory, nodeSettings);
var mempoolLock = new MempoolSchedulerLock();
var coins = new InMemoryCoinView(new HashHeightPair(settings.Network.GenesisHash, 0));
var chain = new ChainIndexer(settings.Network);
var deployments = new NodeDeployments(this.network, chain);
var chainState = new ChainState();
var mempoolPersistence = new MempoolPersistence(settings, loggerFactory);
this.network.Consensus.Options = new PosConsensusOptions();
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 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 asyncProvider = new AsyncProvider(nodeSettings.LoggerFactory, new Mock <ISignals>().Object);
ConsensusRuleEngine consensusRules = new PowConsensusRuleEngine(this.network, loggerFactory, dateTimeProvider, chain, deployments,
consensusSettings, new Checkpoints(), coins, chainState, new InvalidBlockHashStore(dateTimeProvider), new NodeStats(dateTimeProvider, loggerFactory), asyncProvider, consensusRulesContainer).SetupRulesEngineParent();
// 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(this.network, txMemPool, mempoolSettings, chain, loggerFactory),
new CheckCoinViewMempoolRule(this.network, txMemPool, mempoolSettings, chain, loggerFactory),
new CreateMempoolEntryMempoolRule(this.network, txMemPool, mempoolSettings, chain, consensusRules, loggerFactory),
new CheckSigOpsMempoolRule(this.network, txMemPool, mempoolSettings, chain, loggerFactory),
new CheckFeeMempoolRule(this.network, txMemPool, mempoolSettings, chain, loggerFactory),
new CheckRateLimitMempoolRule(this.network, txMemPool, mempoolSettings, chain, loggerFactory),
new CheckAncestorsMempoolRule(this.network, txMemPool, mempoolSettings, chain, loggerFactory),
new CheckReplacementMempoolRule(this.network, txMemPool, mempoolSettings, chain, loggerFactory),
new CheckAllInputsMempoolRule(this.network, txMemPool, mempoolSettings, chain, consensusRules, deployments, loggerFactory),
new CheckTxOutDustRule(this.network, txMemPool, 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 < this.network.Consensus.MempoolRules.Count; i++)
{
if (this.network.Consensus.MempoolRules[i] != mempoolRules[i].GetType())
{
throw new Exception("Mempool rule type mismatch");
}
}
var nodeDeployments = new NodeDeployments(this.network, chain);
var mempoolValidator = new MempoolValidator(txMemPool, mempoolLock, dateTimeProvider, mempoolSettings, chain, coins, loggerFactory, settings, consensusRules, mempoolRules, new Signals.Signals(loggerFactory, null), nodeDeployments);
return(new MempoolManager(mempoolLock, txMemPool, mempoolValidator, dateTimeProvider, mempoolSettings, mempoolPersistence, coins, loggerFactory, settings.Network));
}
public BlockStoreTests()
{
this.network = new StraxMain();
this.repositoryTipHashAndHeight = new HashHeightPair(this.network.GenesisHash, 0);
this.storeSettings = new StoreSettings(NodeSettings.Default(this.network));
this.random = new Random();
this.listOfSavedBlocks = new Dictionary <uint256, Block>
{
{ uint256.One, Block.Parse(this.testBlockHex, this.network.Consensus.ConsensusFactory) }
};
this.chainIndexer = CreateChain(10);
this.nodeLifetime = new NodeLifetime();
this.blockRepositoryMock = new Mock <IBlockRepository>();
this.blockRepositoryMock.Setup(x => x.PutBlocks(It.IsAny <HashHeightPair>(), It.IsAny <List <Block> >()))
.Callback((HashHeightPair newTip, List <Block> blocks) =>
{
this.repositoryTipHashAndHeight = newTip;
this.repositorySavesCount++;
this.repositoryTotalBlocksSaved += blocks.Count;
});
this.blockRepositoryMock.Setup(x => x.Delete(It.IsAny <HashHeightPair>(), It.IsAny <List <uint256> >()))
.Callback((HashHeightPair newTip, List <uint256> blocks) =>
{
this.repositoryTotalBlocksDeleted += blocks.Count;
});
this.blockRepositoryMock.Setup(x => x.GetBlock(It.IsAny <uint256>()))
.Returns((uint256 hash) =>
{
Block block = null;
if (this.listOfSavedBlocks.ContainsKey(hash))
{
block = this.listOfSavedBlocks[hash];
}
return(block);
});
this.blockRepositoryMock.Setup(x => x.TipHashAndHeight).Returns(() =>
{
return(this.repositoryTipHashAndHeight);
});
this.chainState = new ChainState();
this.initialBlockDownloadState = new Mock <IInitialBlockDownloadState>();
var blockStoreFlushCondition = new BlockStoreQueueFlushCondition(this.chainState, this.initialBlockDownloadState.Object);
this.loggerFactory = new LoggerFactory();
this.signals = new Signals.Signals(this.loggerFactory, null);
this.asyncProvider = new AsyncProvider(this.loggerFactory, this.signals, this.nodeLifetime);
this.blockStoreQueue = new BlockStoreQueue(this.chainIndexer, this.chainState, blockStoreFlushCondition, this.storeSettings,
this.blockRepositoryMock.Object, this.loggerFactory, new Mock <INodeStats>().Object, this.asyncProvider);
}
/// <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 ChainIndexer(network);
var inMemoryCoinView = new InMemoryCoinView(chain.Tip.HashBlock);
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), asyncProvider).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.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;
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);
}
inMemoryCoinView.SaveChanges(outputs, new List <TxOut[]>(), chain.GetHeader(0).HashBlock, chain.GetHeader(1).HashBlock, chain.GetHeader(0).Height);
return(new TestChainContext {
MempoolValidator = mempoolValidator, SrcTxs = srcTxs
});
}
/// <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(FlushUtxosetRule))
{
rule = new FlushUtxosetRule(new Mock <IInitialBlockDownloadState>().Object, new Mock <IChainRepository>().Object, new Mock <ChainIndexer>().Object, new Mock <INodeLifetime>().Object, new Mock <IChainState>().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
});
}
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
});
}
public static ConsensusManager CreateConsensusManager(
Network network,
string dataDir = null,
ChainState chainState = null,
InMemoryCoinView inMemoryCoinView = null,
ChainIndexer chainIndexer = null,
ConsensusRuleEngine consensusRules = null)
{
string[] param = dataDir == null ? new string[] { } : new string[] { $"-datadir={dataDir}" };
var nodeSettings = new NodeSettings(network, args: param);
ILoggerFactory loggerFactory = nodeSettings.LoggerFactory;
IDateTimeProvider dateTimeProvider = DateTimeProvider.Default;
var signals = new Signals.Signals(loggerFactory, null);
var asyncProvider = new AsyncProvider(loggerFactory, signals, new Mock <INodeLifetime>().Object);
network.Consensus.Options = new ConsensusOptions();
// Dont check PoW of a header in this test.
network.Consensus.ConsensusRules.HeaderValidationRules.RemoveAll(x => x == typeof(CheckDifficultyPowRule));
var consensusSettings = new ConsensusSettings(nodeSettings);
if (chainIndexer == null)
{
chainIndexer = new ChainIndexer(network);
}
if (inMemoryCoinView == null)
{
inMemoryCoinView = new InMemoryCoinView(chainIndexer.Tip.HashBlock);
}
var connectionManagerSettings = new ConnectionManagerSettings(nodeSettings);
var networkPeerFactory = new NetworkPeerFactory(network,
dateTimeProvider,
loggerFactory, new PayloadProvider().DiscoverPayloads(),
new SelfEndpointTracker(loggerFactory, connectionManagerSettings),
new Mock <IInitialBlockDownloadState>().Object,
connectionManagerSettings,
asyncProvider);
var connectionSettings = new ConnectionManagerSettings(nodeSettings);
var selfEndpointTracker = new SelfEndpointTracker(loggerFactory, connectionSettings);
var peerAddressManager = new PeerAddressManager(DateTimeProvider.Default, nodeSettings.DataFolder, loggerFactory, selfEndpointTracker);
var peerDiscovery = new PeerDiscovery(asyncProvider, loggerFactory, network, networkPeerFactory, new NodeLifetime(), nodeSettings, peerAddressManager);
var connectionManager = new ConnectionManager(dateTimeProvider, loggerFactory, network, networkPeerFactory, nodeSettings,
new NodeLifetime(), new NetworkPeerConnectionParameters(), peerAddressManager, new IPeerConnector[] { },
peerDiscovery, selfEndpointTracker, connectionSettings, new VersionProvider(), new Mock <INodeStats>().Object, asyncProvider);
if (chainState == null)
{
chainState = new ChainState();
}
var peerBanning = new PeerBanning(connectionManager, loggerFactory, dateTimeProvider, peerAddressManager);
var deployments = new NodeDeployments(network, chainIndexer);
if (consensusRules == null)
{
consensusRules = new PowConsensusRuleEngine(network, loggerFactory, dateTimeProvider, chainIndexer, deployments, consensusSettings,
new Checkpoints(), inMemoryCoinView, chainState, new InvalidBlockHashStore(dateTimeProvider), new NodeStats(dateTimeProvider, loggerFactory), asyncProvider, new ConsensusRulesContainer()).SetupRulesEngineParent();
}
var tree = new ChainedHeaderTree(network, loggerFactory, new HeaderValidator(consensusRules, loggerFactory), new Checkpoints(),
new ChainState(), new Mock <IFinalizedBlockInfoRepository>().Object, consensusSettings, new InvalidBlockHashStore(new DateTimeProvider()));
var consensus = new ConsensusManager(tree, network, loggerFactory, chainState, new IntegrityValidator(consensusRules, loggerFactory),
new PartialValidator(asyncProvider, consensusRules, loggerFactory), new FullValidator(consensusRules, loggerFactory), consensusRules,
new Mock <IFinalizedBlockInfoRepository>().Object, new Signals.Signals(loggerFactory, null), peerBanning, new Mock <IInitialBlockDownloadState>().Object, chainIndexer,
new Mock <IBlockPuller>().Object, new Mock <IBlockStore>().Object, new Mock <IConnectionManager>().Object, new Mock <INodeStats>().Object, new NodeLifetime(), consensusSettings, dateTimeProvider);
return(consensus);
}
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)
};
// 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
});
}
public static (IFederationManager federationManager, IFederationHistory federationHistory) CreateFederationManager(object caller, Network network, LoggerFactory loggerFactory, ISignals signals)
{
string dir = TestBase.CreateTestDir(caller);
var dbreezeSerializer = new DBreezeSerializer(network.Consensus.ConsensusFactory);
var nodeSettings = new NodeSettings(network, args: new string[] { $"-datadir={dir}" });
Key federationKey = new Mnemonic("lava frown leave wedding virtual ghost sibling able mammal liar wide wisdom").DeriveExtKey().PrivateKey;
new KeyTool(nodeSettings.DataFolder).SavePrivateKey(federationKey);
var consensusManager = new Mock <IConsensusManager>();
consensusManager.Setup(c => c.Tip).Returns(new ChainedHeader(network.GetGenesis().Header, network.GenesisHash, 0));
var fullNode = new Mock <IFullNode>();
fullNode.Setup(x => x.NodeService <IConsensusManager>(false)).Returns(consensusManager.Object);
var counterChainSettings = new CounterChainSettings(nodeSettings, new CounterChainNetworkWrapper(new StraxRegTest()));
var federationManager = new FederationManager(counterChainSettings, fullNode.Object, network, nodeSettings, loggerFactory, signals);
var asyncProvider = new AsyncProvider(loggerFactory, signals, new Mock <INodeLifetime>().Object);
var finalizedBlockRepo = new FinalizedBlockInfoRepository(new KeyValueRepository(nodeSettings.DataFolder, dbreezeSerializer), loggerFactory, asyncProvider);
finalizedBlockRepo.LoadFinalizedBlockInfoAsync(network).GetAwaiter().GetResult();
var chainIndexerMock = new Mock <ChainIndexer>();
var header = new BlockHeader();
chainIndexerMock.Setup(x => x.Tip).Returns(new ChainedHeader(header, header.GetHash(), 0));
var votingManager = new VotingManager(federationManager, loggerFactory,
new Mock <IPollResultExecutor>().Object, new Mock <INodeStats>().Object, nodeSettings.DataFolder, dbreezeSerializer, signals, finalizedBlockRepo, network);
var federationHistory = new Mock <IFederationHistory>();
federationHistory.Setup(x => x.GetFederationMemberForBlock(It.IsAny <ChainedHeader>())).Returns <ChainedHeader>((chainedHeader) =>
{
List <IFederationMember> members = ((PoAConsensusOptions)network.Consensus.Options).GenesisFederationMembers;
return(members[chainedHeader.Height % members.Count]);
});
federationHistory.Setup(x => x.GetFederationMemberForBlock(It.IsAny <ChainedHeader>(), It.IsAny <List <IFederationMember> >())).Returns <ChainedHeader, List <IFederationMember> >((chainedHeader, members) =>
{
members = members ?? ((PoAConsensusOptions)network.Consensus.Options).GenesisFederationMembers;
return(members[chainedHeader.Height % members.Count]);
});
federationHistory.Setup(x => x.GetFederationForBlock(It.IsAny <ChainedHeader>())).Returns <ChainedHeader>((chainedHeader) =>
{
return(((PoAConsensusOptions)network.Consensus.Options).GenesisFederationMembers);
});
federationHistory
.Setup(x => x.GetFederationMemberForTimestamp(It.IsAny <uint>(), It.IsAny <PoAConsensusOptions>()))
.Returns <uint, PoAConsensusOptions>((headerUnixTimestamp, poAConsensusOptions) =>
{
List <IFederationMember> federationMembers = poAConsensusOptions.GenesisFederationMembers;
uint roundTime = (uint)(federationMembers.Count * poAConsensusOptions.TargetSpacingSeconds);
// Time when current round started.
uint roundStartTimestamp = (headerUnixTimestamp / roundTime) * roundTime;
// Slot number in current round.
int currentSlotNumber = (int)((headerUnixTimestamp - roundStartTimestamp) / poAConsensusOptions.TargetSpacingSeconds);
return(federationMembers[currentSlotNumber]);
});
votingManager.Initialize(federationHistory.Object);
fullNode.Setup(x => x.NodeService <VotingManager>(It.IsAny <bool>())).Returns(votingManager);
federationManager.Initialize();
return(federationManager, federationHistory.Object);
}
