public async Task NodeCanMineAsync()
{
var network = new TestPoANetwork();
using (PoANodeBuilder builder = PoANodeBuilder.CreatePoANodeBuilder(this))
{
CoreNode node = builder.CreatePoANode(network, network.FederationKey1).Start();
int tipBefore = node.GetTip().Height;
await node.MineBlocksAsync(5).ConfigureAwait(false);
Assert.True(node.GetTip().Height >= tipBefore + 5);
}
}
public void NodeCanLoadFederationKey()
{
var network = new TestPoANetwork();
using (PoANodeBuilder builder = PoANodeBuilder.CreatePoANodeBuilder(this))
{
// Create first node as fed member.
Key key = network.FederationKey1;
CoreNode node = builder.CreatePoANode(network, key).Start();
Assert.True(node.FullNode.NodeService <IFederationManager>().IsFederationMember);
Assert.Equal(node.FullNode.NodeService <IFederationManager>().CurrentFederationKey, key);
// Create second node as normal node.
CoreNode node2 = builder.CreatePoANode(network).Start();
Assert.False(node2.FullNode.NodeService <IFederationManager>().IsFederationMember);
Assert.Equal(node2.FullNode.NodeService <IFederationManager>().CurrentFederationKey, null);
}
}
public void PremineIsReceived()
{
TestPoANetwork network = new TestPoANetwork();
using (PoANodeBuilder builder = PoANodeBuilder.CreatePoANodeBuilder(this))
{
string walletName = "mywallet";
CoreNode node = builder.CreatePoANode(network, network.FederationKey1).WithWallet("pass", walletName).Start();
node.EnableFastMining();
IWalletManager walletManager = node.FullNode.NodeService <IWalletManager>();
long balanceOnStart = walletManager.GetBalances(walletName, "account 0").Sum(x => x.AmountConfirmed);
Assert.Equal(0, balanceOnStart);
TestHelper.WaitLoop(() => node.GetTip().Height >= network.Consensus.PremineHeight + network.Consensus.CoinbaseMaturity + 1);
long balanceAfterPremine = walletManager.GetBalances(walletName, "account 0").Sum(x => x.AmountConfirmed);
Assert.Equal(network.Consensus.PremineReward.Satoshi, balanceAfterPremine);
}
}
public async Task PremineIsReceivedAsync()
{
TestPoANetwork network = new TestPoANetwork();
using (PoANodeBuilder builder = PoANodeBuilder.CreatePoANodeBuilder(this))
{
string walletName = "mywallet";
CoreNode node = builder.CreatePoANode(network, network.FederationKey1).WithWallet("pass", walletName).Start();
IWalletManager walletManager = node.FullNode.NodeService <IWalletManager>();
long balanceOnStart = walletManager.GetBalances(walletName, "account 0").Sum(x => x.AmountConfirmed);
Assert.Equal(0, balanceOnStart);
long toMineCount = network.Consensus.PremineHeight + network.Consensus.CoinbaseMaturity + 1 - node.GetTip().Height;
await node.MineBlocksAsync((int)toMineCount).ConfigureAwait(false);
long balanceAfterPremine = walletManager.GetBalances(walletName, "account 0").Sum(x => x.AmountConfirmed);
Assert.Equal(network.Consensus.PremineReward.Satoshi, balanceAfterPremine);
}
}
public async Task EnableAutoKickAsync()
{
using (var builder = PoANodeBuilder.CreatePoANodeBuilder(this))
{
const int idleTimeSeconds = 10 * 60;
// Have a network that mimics Cirrus where voting is on and kicking is off.
var votingNetwork1 = new TestPoANetwork("VoteNetwork1");
var votingNetwork2 = new TestPoANetwork("VoteNetwork2");
var oldOptions = (PoAConsensusOptions)votingNetwork1.Consensus.Options;
votingNetwork1.Consensus.Options = new PoAConsensusOptions(maxBlockBaseSize: oldOptions.MaxBlockBaseSize,
maxStandardVersion: oldOptions.MaxStandardVersion,
maxStandardTxWeight: oldOptions.MaxStandardTxWeight,
maxBlockSigopsCost: oldOptions.MaxBlockSigopsCost,
maxStandardTxSigopsCost: oldOptions.MaxStandardTxSigopsCost,
genesisFederationMembers: oldOptions.GenesisFederationMembers,
targetSpacingSeconds: 60,
votingEnabled: true,
autoKickIdleMembers: false,
federationMemberMaxIdleTimeSeconds: oldOptions.FederationMemberMaxIdleTimeSeconds);
CoreNode node1 = builder.CreatePoANode(votingNetwork1, votingNetwork1.FederationKey1).Start();
CoreNode node2 = builder.CreatePoANode(votingNetwork2, votingNetwork2.FederationKey2).Start();
TestHelper.Connect(node1, node2);
// Mine a block on this network from each node. Confirm it's alive.
await node1.MineBlocksAsync(1);
CoreNodePoAExtensions.WaitTillSynced(node1, node2);
await node2.MineBlocksAsync(1);
CoreNodePoAExtensions.WaitTillSynced(node1, node2);
// Edit the consensus options so that kicking is turned on.
votingNetwork1.Consensus.Options = new PoAConsensusOptions(maxBlockBaseSize: oldOptions.MaxBlockBaseSize,
maxStandardVersion: oldOptions.MaxStandardVersion,
maxStandardTxWeight: oldOptions.MaxStandardTxWeight,
maxBlockSigopsCost: oldOptions.MaxBlockSigopsCost,
maxStandardTxSigopsCost: oldOptions.MaxStandardTxSigopsCost,
genesisFederationMembers: oldOptions.GenesisFederationMembers,
targetSpacingSeconds: 60,
votingEnabled: true,
autoKickIdleMembers: true,
federationMemberMaxIdleTimeSeconds: idleTimeSeconds);
// Restart node 1 to ensure that we have the new network consensus options which reflects
// the autokicking enabled.
node1.Restart();
// Lets get our 2 nodes to actively mine some blocks.
// In doing so, their test datetimeprovider will increment by minutes at a time.
for (int i = 0; i < 5; i++)
{
await node1.MineBlocksAsync(1);
CoreNodePoAExtensions.WaitTillSynced(node1, node2);
await node2.MineBlocksAsync(1);
CoreNodePoAExtensions.WaitTillSynced(node1, node2);
}
// Enough time has passed - Check that our new node wants to vote the third fed member out, who has not mined at all.
// Check that we have a single active poll to vote him out.
List <Poll> activePolls = node1.FullNode.NodeService <VotingManager>().GetPendingPolls();
Assert.Single(activePolls);
Assert.Equal(VoteKey.KickFederationMember, activePolls[0].VotingData.Key);
byte[] lastMemberBytes = (votingNetwork1.Consensus.ConsensusFactory as PoAConsensusFactory).SerializeFederationMember(votingNetwork1.ConsensusOptions.GenesisFederationMembers[2]);
Assert.Equal(lastMemberBytes, activePolls[0].VotingData.Data);
}
}
public async Task TransactionSentFeesReceivedByMinerAsync()
{
TestPoANetwork network = new TestPoANetwork();
using (PoANodeBuilder builder = PoANodeBuilder.CreatePoANodeBuilder(this))
{
string walletName = "mywallet";
string walletPassword = "******";
string walletAccount = "account 0";
Money transferAmount = Money.Coins(1m);
Money feeAmount = Money.Coins(0.0001m);
CoreNode nodeA = builder.CreatePoANode(network, network.FederationKey1).WithWallet(walletPassword, walletName).Start();
CoreNode nodeB = builder.CreatePoANode(network, network.FederationKey2).WithWallet(walletPassword, walletName).Start();
TestHelper.Connect(nodeA, nodeB);
long toMineCount = network.Consensus.PremineHeight + network.Consensus.CoinbaseMaturity + 1 - nodeA.GetTip().Height;
// Get coins on nodeA via the premine.
await nodeA.MineBlocksAsync((int)toMineCount).ConfigureAwait(false);
CoreNodePoAExtensions.WaitTillSynced(nodeA, nodeB);
// Will send funds to one of nodeB's addresses.
Script destination = nodeB.FullNode.WalletManager().GetUnusedAddress().ScriptPubKey;
var context = new TransactionBuildContext(network)
{
AccountReference = new WalletAccountReference(walletName, walletAccount),
MinConfirmations = 0,
FeeType = FeeType.High,
WalletPassword = walletPassword,
Recipients = new[] { new Recipient {
Amount = transferAmount, ScriptPubKey = destination
} }.ToList()
};
Transaction trx = nodeA.FullNode.WalletTransactionHandler().BuildTransaction(context);
Assert.True(context.TransactionBuilder.Verify(trx, out _));
await nodeA.FullNode.NodeController <WalletController>().SendTransaction(new SendTransactionRequest(trx.ToHex()));
TestBase.WaitLoop(() => nodeA.CreateRPCClient().GetRawMempool().Length == 1 && nodeB.CreateRPCClient().GetRawMempool().Length == 1);
await nodeB.MineBlocksAsync((int)toMineCount).ConfigureAwait(false);
TestBase.WaitLoop(() => nodeA.CreateRPCClient().GetRawMempool().Length == 0 && nodeB.CreateRPCClient().GetRawMempool().Length == 0);
IWalletManager walletManager = nodeB.FullNode.NodeService <IWalletManager>();
TestBase.WaitLoop(() =>
{
long balance = walletManager.GetBalances(walletName, walletAccount).Sum(x => x.AmountConfirmed);
return(balance == (transferAmount + feeAmount));
});
}
}