/// <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();
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 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);
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 mempoolSettings = new MempoolSettings(nodeSettings);
// 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");
}
}
Assert.Equal(network.Consensus.MempoolRules.Count, mempoolRules.Count);
var mempoolValidator = new MempoolValidator(mempool, mempoolLock, dateTimeProvider, mempoolSettings, chain, inMemoryCoinView, loggerFactory, nodeSettings, consensusRules, mempoolRules, new NodeDeployments(network, chain));
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(1).HashBlock, chain.GetHeader(2).HashBlock, chain.GetHeader(0).Height);
return(new TestChainContext {
MempoolValidator = mempoolValidator, SrcTxs = srcTxs
});
}
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
});
}
/// <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
});
}
/// <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();
network.Consensus.Rules = new FullNodeBuilderConsensusExtension.PowConsensusRulesRegistration().GetRules();
var consensusSettings = new ConsensusSettings(nodeSettings);
var chain = new ConcurrentChain(network);
InMemoryCoinView inMemoryCoinView = new InMemoryCoinView(chain.Tip.HashBlock);
var cachedCoinView = new CachedCoinView(inMemoryCoinView, DateTimeProvider.Default, loggerFactory);
var networkPeerFactory = new NetworkPeerFactory(network, dateTimeProvider, loggerFactory, new PayloadProvider().DiscoverPayloads(), new SelfEndpointTracker(loggerFactory));
var peerAddressManager = new PeerAddressManager(DateTimeProvider.Default, nodeSettings.DataFolder, loggerFactory, new SelfEndpointTracker(loggerFactory));
var peerDiscovery = new PeerDiscovery(new AsyncLoopFactory(loggerFactory), loggerFactory, network, networkPeerFactory, new NodeLifetime(), nodeSettings, peerAddressManager);
var connectionSettings = new ConnectionManagerSettings(nodeSettings);
var selfEndpointTracker = new SelfEndpointTracker(loggerFactory);
var connectionManager = new ConnectionManager(dateTimeProvider, loggerFactory, network, networkPeerFactory, nodeSettings, new NodeLifetime(), new NetworkPeerConnectionParameters(), peerAddressManager, new IPeerConnector[] { }, peerDiscovery, selfEndpointTracker, connectionSettings, new VersionProvider());
var blockPuller = new LookaheadBlockPuller(chain, connectionManager, new LoggerFactory());
var peerBanning = new PeerBanning(connectionManager, loggerFactory, dateTimeProvider, peerAddressManager);
var deployments = new NodeDeployments(network, chain);
ConsensusRules consensusRules = new PowConsensusRules(network, loggerFactory, dateTimeProvider, chain, deployments, consensusSettings, new Checkpoints(), inMemoryCoinView, new Mock <ILookaheadBlockPuller>().Object).Register();
var consensusLoop = new ConsensusLoop(new AsyncLoopFactory(loggerFactory), new NodeLifetime(), chain, cachedCoinView, blockPuller, deployments, loggerFactory, new ChainState(new InvalidBlockHashStore(dateTimeProvider)), connectionManager, dateTimeProvider, new Signals.Signals(), consensusSettings, nodeSettings, peerBanning, consensusRules);
await consensusLoop.StartAsync();
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:
PowBlockDefinition blockDefinition = new PowBlockDefinition(consensusLoop, dateTimeProvider, loggerFactory, mempool, mempoolLock, minerSettings, network, consensusRules);
BlockTemplate newBlock = blockDefinition.Build(chain.Tip, scriptPubKey);
chain.SetTip(newBlock.Block.Header);
RuleContext ruleContext = consensusRules.CreateRuleContext(new ValidationContext {
Block = newBlock.Block
}, consensusLoop.Tip);
ruleContext.MinedBlock = true;
await consensusLoop.ValidateAndExecuteBlockAsync(ruleContext);
List <BlockInfo> blockinfo = CreateBlockInfoList();
// We can't make transactions until we have inputs
// Therefore, load 100 blocks :)
int baseheight = 0;
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 == 0)
{
baseheight = chain.Height;
}
if (srcTxs.Count < 4)
{
srcTxs.Add(currentBlock.Transactions[0]);
}
currentBlock.UpdateMerkleRoot();
currentBlock.Header.Nonce = blockinfo[i].nonce;
chain.SetTip(currentBlock.Header);
RuleContext ruleContextForBlock = consensusRules.CreateRuleContext(new ValidationContext {
Block = currentBlock
}, consensusLoop.Tip);
ruleContextForBlock.MinedBlock = true;
await consensusLoop.ValidateAndExecuteBlockAsync(ruleContextForBlock);
blocks.Add(currentBlock);
}
// Just to make sure we can still make simple blocks
blockDefinition = new PowBlockDefinition(consensusLoop, dateTimeProvider, loggerFactory, mempool, mempoolLock, minerSettings, network, consensusRules);
newBlock = blockDefinition.Build(chain.Tip, scriptPubKey);
var mempoolValidator = new MempoolValidator(mempool, mempoolLock, dateTimeProvider, new MempoolSettings(nodeSettings), chain, cachedCoinView, loggerFactory, nodeSettings, consensusRules);
return(new TestChainContext {
MempoolValidator = mempoolValidator, SrcTxs = srcTxs
});
}
public static ConsensusManager CreateConsensusManager(
Network network,
string dataDir = null,
ChainState chainState = null,
InMemoryCoinView inMemoryCoinView = null,
ChainIndexer chainIndexer = null,
IRuleRegistration ruleRegistration = 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();
if (ruleRegistration == null)
{
ruleRegistration = new FullNodeBuilderConsensusExtension.PowConsensusRulesRegistration();
}
ruleRegistration.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);
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), asyncProvider).Register();
}
consensusRules.Register();
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);
}
/// <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;
testChainContext.Signals = new Signals.Signals(testChainContext.NodeSettings.LoggerFactory, null);
testChainContext.AsyncProvider = new AsyncProvider(testChainContext.NodeSettings.LoggerFactory, testChainContext.Signals, new Mock <INodeLifetime>().Object);
network.Consensus.Options = new ConsensusOptions();
//new FullNodeBuilderConsensusExtension.PowConsensusRulesRegistration().RegisterRules(network.Consensus);
var consensusSettings = new ConsensusSettings(testChainContext.NodeSettings);
testChainContext.Checkpoints = new Checkpoints();
testChainContext.ChainIndexer = new ChainIndexer(network);
testChainContext.ChainState = new ChainState();
testChainContext.InitialBlockDownloadState = new InitialBlockDownloadState(testChainContext.ChainState, testChainContext.Network, consensusSettings, new Checkpoints(), testChainContext.NodeSettings.LoggerFactory, testChainContext.DateTimeProvider);
var inMemoryCoinView = new InMemoryCoinView(new HashHeightPair(testChainContext.ChainIndexer.Tip));
var cachedCoinView = new CachedCoinView(network, new Checkpoints(), inMemoryCoinView, DateTimeProvider.Default, testChainContext.LoggerFactory, new NodeStats(testChainContext.DateTimeProvider, testChainContext.LoggerFactory), new ConsensusSettings(testChainContext.NodeSettings));
var dataFolder = new DataFolder(TestBase.AssureEmptyDir(dataDir));
testChainContext.PeerAddressManager =
mockPeerAddressManager == null ?
new PeerAddressManager(DateTimeProvider.Default, dataFolder, testChainContext.LoggerFactory, new SelfEndpointTracker(testChainContext.LoggerFactory, testChainContext.ConnectionSettings))
: 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;
var dateTimeProvider = new DateTimeProvider();
testChainContext.PeerBanning = new PeerBanning(testChainContext.ConnectionManager, testChainContext.LoggerFactory, testChainContext.DateTimeProvider, testChainContext.PeerAddressManager);
var deployments = new NodeDeployments(testChainContext.Network, testChainContext.ChainIndexer);
testChainContext.ConsensusRules = new PowConsensusRuleEngine(testChainContext.Network, testChainContext.LoggerFactory, testChainContext.DateTimeProvider,
testChainContext.ChainIndexer, deployments, consensusSettings, testChainContext.Checkpoints, cachedCoinView, testChainContext.ChainState,
new InvalidBlockHashStore(dateTimeProvider), new NodeStats(dateTimeProvider, testChainContext.LoggerFactory), testChainContext.AsyncProvider, new ConsensusRulesContainer()).SetupRulesEngineParent();
testChainContext.HeaderValidator = new HeaderValidator(testChainContext.ConsensusRules, testChainContext.LoggerFactory);
testChainContext.IntegrityValidator = new IntegrityValidator(testChainContext.ConsensusRules, testChainContext.LoggerFactory);
testChainContext.PartialValidator = new PartialValidator(testChainContext.AsyncProvider, testChainContext.ConsensusRules, testChainContext.LoggerFactory);
testChainContext.FullValidator = new FullValidator(testChainContext.ConsensusRules, testChainContext.LoggerFactory);
var dBreezeSerializer = new DataStoreSerializer(network.Consensus.ConsensusFactory);
var blockRepository = new LevelDbBlockRepository(testChainContext.Network, dataFolder, testChainContext.LoggerFactory, dBreezeSerializer);
var blockStoreFlushCondition = new BlockStoreQueueFlushCondition(testChainContext.ChainState, testChainContext.InitialBlockDownloadState);
var blockStore = new BlockStoreQueue(testChainContext.ChainIndexer, testChainContext.ChainState, blockStoreFlushCondition, new Mock <StoreSettings>().Object,
blockRepository, testChainContext.LoggerFactory, new Mock <INodeStats>().Object, testChainContext.AsyncProvider);
blockStore.Initialize();
testChainContext.Consensus = ConsensusManagerHelper.CreateConsensusManager(network, dataDir);
await testChainContext.Consensus.InitializeAsync(testChainContext.ChainIndexer.Tip);
return(testChainContext);
}
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(new MempoolSettings(nodeSettings), loggerFactory, nodeSettings), loggerFactory, nodeSettings);
var mempoolLock = new MempoolSchedulerLock();
var coins = new InMemoryCoinView(settings.Network.GenesisHash);
var chain = new ChainIndexer(settings.Network);
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 this.network.Consensus.ConsensusRules.FullValidationRules)
{
consensusRulesContainer.FullValidationRules.Add(Activator.CreateInstance(ruleType) as FullValidationConsensusRule);
}
var asyncProvider = new AsyncProvider(nodeSettings.LoggerFactory, new Mock <ISignals>().Object, new NodeLifetime());
ConsensusRuleEngine consensusRules = new PowConsensusRuleEngine(this.network, loggerFactory, dateTimeProvider, chain, new NodeDeployments(this.network, chain),
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, 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 mempoolValidator = new MempoolValidator(txMemPool, mempoolLock, dateTimeProvider, mempoolSettings, chain, coins, loggerFactory, settings, consensusRules, mempoolRules, new NodeDeployments(this.network, chain));
return(new MempoolManager(mempoolLock, txMemPool, mempoolValidator, dateTimeProvider, mempoolSettings, mempoolPersistence, coins, loggerFactory, settings.Network));
}
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);
}
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);
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, NodeSettings.Default(network), new Mock <IVersionProvider>().Object), 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 StraxCoinViewMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new CreateMempoolEntryMempoolRule(network, mempool, mempoolSettings, chain, consensusRules, loggerFactory),
new CheckSigOpsMempoolRule(network, mempool, mempoolSettings, chain, loggerFactory),
new StraxTransactionFeeMempoolRule(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 nodeDeployments = new NodeDeployments(network, chain);
var mempoolValidator = new MempoolValidator(mempool, mempoolLock, dateTimeProvider, mempoolSettings, chain, inMemoryCoinView, loggerFactory, nodeSettings, consensusRules, mempoolRules, new Signals.Signals(loggerFactory, null), nodeDeployments);
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
});
}
