public async Task DoesntSwitchImmaturelyAsync()
{
WabiSabiConfig cfg = new()
{
MaxInputCountByRound = 2,
MinInputCountByRoundMultiplier = 0.5
};
var(key1, coin1, key2, coin2) = WabiSabiFactory.CreateCoinKeyPairs();
var mockRpc = WabiSabiFactory.CreatePreconfiguredRpcClient(coin1.Coin, coin2.Coin);
using Arena arena = await WabiSabiFactory.CreateAndStartArenaAsync(cfg, mockRpc);
var(round, arenaClient, alices) = await CreateRoundWithTwoConfirmedConnectionsAsync(arena, key1, coin1, key2, coin2);
var(amountCredentials1, vsizeCredentials1) = (alices[0].IssuedAmountCredentials, alices[0].IssuedVsizeCredentials);
var(amountCredentials2, vsizeCredentials2) = (alices[1].IssuedAmountCredentials, alices[1].IssuedVsizeCredentials);
// Register outputs.
var bobClient = new BobClient(round.Id, arenaClient);
using var destKey = new Key();
await bobClient.RegisterOutputAsync(
destKey.PubKey.WitHash.ScriptPubKey,
amountCredentials1.Take(ProtocolConstants.CredentialNumber),
vsizeCredentials1.Take(ProtocolConstants.CredentialNumber),
CancellationToken.None);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.Equal(Phase.OutputRegistration, round.Phase);
await arena.StopAsync(CancellationToken.None);
}
public async Task TimeoutSufficientPeersAsync()
{
WabiSabiConfig cfg = new()
{
MaxInputCountByRound = 2,
MinInputCountByRoundMultiplier = 1,
TransactionSigningTimeout = TimeSpan.Zero,
OutputRegistrationTimeout = TimeSpan.Zero
};
var(keyChain, coin1, coin2) = WabiSabiFactory.CreateCoinKeyPairs();
var mockRpc = WabiSabiFactory.CreatePreconfiguredRpcClient(coin1.Coin, coin2.Coin);
mockRpc.Setup(rpc => rpc.SendRawTransactionAsync(It.IsAny <Transaction>(), It.IsAny <CancellationToken>()))
.ThrowsAsync(new RPCException(RPCErrorCode.RPC_TRANSACTION_REJECTED, "", null));
Prison prison = new();
using Arena arena = await ArenaBuilder.From(cfg, mockRpc, prison).CreateAndStartAsync();
var(round, aliceClient1, aliceClient2) = await CreateRoundWithOutputsReadyToSignAsync(arena, keyChain, coin1, coin2);
// Make sure not all alices signed.
var alice3 = WabiSabiFactory.CreateAlice(round);
alice3.ConfirmedConnection = true;
round.Alices.Add(alice3);
round.CoinjoinState = round.Assert <ConstructionState>().AddInput(alice3.Coin);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.Equal(Phase.TransactionSigning, round.Phase);
var signedCoinJoin = round.Assert <SigningState>().CreateTransaction();
await aliceClient1.SignTransactionAsync(signedCoinJoin, keyChain, CancellationToken.None);
await aliceClient2.SignTransactionAsync(signedCoinJoin, keyChain, CancellationToken.None);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.DoesNotContain(round, arena.Rounds.Where(x => x.Phase != Phase.Ended));
Assert.Single(arena.Rounds.Where(x => x is BlameRound));
var badOutpoint = alice3.Coin.Outpoint;
Assert.Contains(badOutpoint, prison.GetInmates().Select(x => x.Utxo));
var onlyRound = arena.Rounds.Single(x => x is BlameRound);
var blameRound = Assert.IsType <BlameRound>(onlyRound);
Assert.NotNull(blameRound.BlameOf);
Assert.Equal(round.Id, blameRound.BlameOf.Id);
var whitelist = blameRound.BlameWhitelist;
Assert.Contains(aliceClient1.SmartCoin.OutPoint, whitelist);
Assert.Contains(aliceClient2.SmartCoin.OutPoint, whitelist);
Assert.DoesNotContain(badOutpoint, whitelist);
await arena.StopAsync(CancellationToken.None);
}
public async Task DiffTooSmallToBlameAsync()
{
WabiSabiConfig cfg = new()
{
MaxInputCountByRound = 2,
MinInputCountByRoundMultiplier = 0.5,
OutputRegistrationTimeout = TimeSpan.Zero,
CoordinationFeeRate = CoordinationFeeRate.Zero
};
var(keyChain, coin1, coin2) = WabiSabiFactory.CreateCoinKeyPairs();
var mockRpc = WabiSabiFactory.CreatePreconfiguredRpcClient(coin1.Coin, coin2.Coin);
using Arena arena = await ArenaBuilder.From(cfg).With(mockRpc).CreateAndStartAsync();
var(round, arenaClient, alices) = await CreateRoundWithTwoConfirmedConnectionsAsync(arena, keyChain, coin1, coin2);
var(amountCredentials1, vsizeCredentials1) = (alices[0].IssuedAmountCredentials, alices[0].IssuedVsizeCredentials);
var(amountCredentials2, vsizeCredentials2) = (alices[1].IssuedAmountCredentials, alices[1].IssuedVsizeCredentials);
// Register outputs.
var bobClient = new BobClient(round.Id, arenaClient);
using var destKey1 = new Key();
using var destKey2 = new Key();
await bobClient.RegisterOutputAsync(
destKey1.PubKey.WitHash.ScriptPubKey,
amountCredentials1.Take(ProtocolConstants.CredentialNumber),
vsizeCredentials1.Take(ProtocolConstants.CredentialNumber),
CancellationToken.None);
await bobClient.RegisterOutputAsync(
destKey2.PubKey.WitHash.ScriptPubKey,
amountCredentials2.Take(ProtocolConstants.CredentialNumber),
vsizeCredentials2.Take(ProtocolConstants.CredentialNumber),
CancellationToken.None);
// Add another input. The input must be able to pay for itself, but
// the remaining amount after deducting the fees needs to be less
// than the minimum.
var txParams = round.Assert <ConstructionState>().Parameters;
var extraAlice = WabiSabiFactory.CreateAlice(txParams.FeeRate.GetFee(Constants.P2wpkhInputVirtualSize) + txParams.AllowedOutputAmounts.Min - new Money(1L), round);
round.Alices.Add(extraAlice);
round.CoinjoinState = round.Assert <ConstructionState>().AddInput(extraAlice.Coin);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.Equal(Phase.TransactionSigning, round.Phase);
var tx = round.Assert <SigningState>().CreateTransaction();
Assert.Equal(3, tx.Inputs.Count);
Assert.Equal(2, tx.Outputs.Count);
Assert.DoesNotContain(round.CoordinatorScript, tx.Outputs.Select(x => x.ScriptPubKey));
await arena.StopAsync(CancellationToken.None);
}
public async Task AllBobsRegisteredAsync()
{
WabiSabiConfig cfg = new()
{
MaxInputCountByRound = 2,
MinInputCountByRoundMultiplier = 0.5,
};
var(keyChain, coin1, coin2) = WabiSabiFactory.CreateCoinKeyPairs();
var mockRpc = WabiSabiFactory.CreatePreconfiguredRpcClient(coin1.Coin, coin2.Coin);
using Arena arena = await ArenaBuilder.From(cfg).With(mockRpc).CreateAndStartAsync();
var(round, arenaClient, alices) = await CreateRoundWithTwoConfirmedConnectionsAsync(arena, keyChain, coin1, coin2);
var(amountCredentials1, vsizeCredentials1) = (alices[0].IssuedAmountCredentials, alices[0].IssuedVsizeCredentials);
var(amountCredentials2, vsizeCredentials2) = (alices[1].IssuedAmountCredentials, alices[1].IssuedVsizeCredentials);
// Register outputs.
var bobClient = new BobClient(round.Id, arenaClient);
using var destKey1 = new Key();
await bobClient.RegisterOutputAsync(
destKey1.PubKey.WitHash.ScriptPubKey,
amountCredentials1.Take(ProtocolConstants.CredentialNumber),
vsizeCredentials1.Take(ProtocolConstants.CredentialNumber),
CancellationToken.None);
using var destKey2 = new Key();
await bobClient.RegisterOutputAsync(
destKey2.PubKey.WitHash.ScriptPubKey,
amountCredentials2.Take(ProtocolConstants.CredentialNumber),
vsizeCredentials2.Take(ProtocolConstants.CredentialNumber),
CancellationToken.None);
foreach (var alice in alices)
{
await alice.ReadyToSignAsync(CancellationToken.None);
}
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.Equal(Phase.TransactionSigning, round.Phase);
var tx = round.Assert <SigningState>().CreateTransaction();
Assert.Equal(2, tx.Inputs.Count);
Assert.Equal(2 + 1, tx.Outputs.Count); // +1 for the coordinator fee
await arena.StopAsync(CancellationToken.None);
}
public async Task AlicesSpentAsync()
{
WabiSabiConfig cfg = new()
{
MaxInputCountByRound = 2,
MinInputCountByRoundMultiplier = 0.5,
MaxSuggestedAmountBase = Money.Satoshis(ProtocolConstants.MaxAmountPerAlice)
};
var(keyChain, coin1, coin2) = WabiSabiFactory.CreateCoinKeyPairs();
var mockRpc = WabiSabiFactory.CreatePreconfiguredRpcClient(coin1.Coin, coin2.Coin);
mockRpc.Setup(rpc => rpc.SendRawTransactionAsync(It.IsAny <Transaction>(), It.IsAny <CancellationToken>()))
.ThrowsAsync(new RPCException(RPCErrorCode.RPC_TRANSACTION_REJECTED, "", null));
Prison prison = new();
using Arena arena = await ArenaBuilder.From(cfg, mockRpc, prison).CreateAndStartAsync();
var(round, aliceClient1, aliceClient2) = await CreateRoundWithOutputsReadyToSignAsync(arena, keyChain, coin1, coin2);
await aliceClient1.ReadyToSignAsync(CancellationToken.None);
await aliceClient2.ReadyToSignAsync(CancellationToken.None);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.Equal(Phase.TransactionSigning, round.Phase);
var signedCoinJoin = round.Assert <SigningState>().CreateTransaction();
await aliceClient1.SignTransactionAsync(signedCoinJoin, keyChain, CancellationToken.None);
await aliceClient2.SignTransactionAsync(signedCoinJoin, keyChain, CancellationToken.None);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.DoesNotContain(round, arena.Rounds.Where(x => x.Phase != Phase.Ended));
Assert.Equal(Phase.Ended, round.Phase);
Assert.False(round.WasTransactionBroadcast);
// There should be no inmate, because we aren't punishing spenders with banning
// as there's no reason to ban already spent UTXOs,
// the cost of spending the UTXO is the punishment instead.
Assert.Empty(prison.GetInmates());
await arena.StopAsync(CancellationToken.None);
}
public async Task FailsBroadcastAsync()
{
WabiSabiConfig cfg = new()
{
MaxInputCountByRound = 2,
MinInputCountByRoundMultiplier = 0.5
};
var(keyChain, coin1, coin2) = WabiSabiFactory.CreateCoinKeyPairs();
var mockRpc = WabiSabiFactory.CreatePreconfiguredRpcClient(coin1.Coin, coin2.Coin);
mockRpc.Setup(rpc => rpc.SendRawTransactionAsync(It.IsAny <Transaction>(), It.IsAny <CancellationToken>()))
.ThrowsAsync(new RPCException(RPCErrorCode.RPC_TRANSACTION_REJECTED, "", null));
Prison prison = new();
using Arena arena = await ArenaBuilder.From(cfg, mockRpc, prison).CreateAndStartAsync();
var(round, aliceClient1, aliceClient2) = await CreateRoundWithOutputsReadyToSignAsync(arena, keyChain, coin1, coin2);
await aliceClient1.ReadyToSignAsync(CancellationToken.None);
await aliceClient2.ReadyToSignAsync(CancellationToken.None);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.Equal(Phase.TransactionSigning, round.Phase);
var signedCoinJoin = round.Assert <SigningState>().CreateTransaction();
await aliceClient1.SignTransactionAsync(signedCoinJoin, keyChain, CancellationToken.None);
await aliceClient2.SignTransactionAsync(signedCoinJoin, keyChain, CancellationToken.None);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.DoesNotContain(round, arena.Rounds.Where(x => x.Phase != Phase.Ended));
Assert.Equal(Phase.Ended, round.Phase);
Assert.False(round.WasTransactionBroadcast);
Assert.Empty(prison.GetInmates());
await arena.StopAsync(CancellationToken.None);
}
public async Task TimeoutInsufficientPeersAsync()
{
WabiSabiConfig cfg = new()
{
MaxInputCountByRound = 2,
MinInputCountByRoundMultiplier = 1,
TransactionSigningTimeout = TimeSpan.Zero,
MaxSuggestedAmountBase = Money.Satoshis(ProtocolConstants.MaxAmountPerAlice)
};
var(keyChain, coin1, coin2) = WabiSabiFactory.CreateCoinKeyPairs();
var mockRpc = WabiSabiFactory.CreatePreconfiguredRpcClient(coin1.Coin, coin2.Coin);
mockRpc.Setup(rpc => rpc.SendRawTransactionAsync(It.IsAny <Transaction>(), It.IsAny <CancellationToken>()))
.ThrowsAsync(new RPCException(RPCErrorCode.RPC_TRANSACTION_REJECTED, "", null));
Prison prison = new();
using Arena arena = await ArenaBuilder.From(cfg, mockRpc, prison).CreateAndStartAsync();
var(round, aliceClient1, aliceClient2) = await CreateRoundWithOutputsReadyToSignAsync(arena, keyChain, coin1, coin2);
await aliceClient1.ReadyToSignAsync(CancellationToken.None);
await aliceClient2.ReadyToSignAsync(CancellationToken.None);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.Equal(Phase.TransactionSigning, round.Phase);
var signedCoinJoin = round.Assert <SigningState>().CreateTransaction();
await aliceClient1.SignTransactionAsync(signedCoinJoin, keyChain, CancellationToken.None);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.DoesNotContain(round, arena.Rounds.Where(x => x.Phase != Phase.Ended));
Assert.Equal(Phase.Ended, round.Phase);
Assert.Equal(EndRoundState.AbortedNotEnoughAlicesSigned, round.EndRoundState);
Assert.Empty(arena.Rounds.Where(x => x is BlameRound));
Assert.Contains(aliceClient2.SmartCoin.OutPoint, prison.GetInmates().Select(x => x.Utxo));
await arena.StopAsync(CancellationToken.None);
}
public async Task TimeoutInsufficientPeersAsync()
{
WabiSabiConfig cfg = new()
{
MaxInputCountByRound = 2,
MinInputCountByRoundMultiplier = 1,
TransactionSigningTimeout = TimeSpan.Zero
};
var(key1, coin1, key2, coin2) = WabiSabiFactory.CreateCoinKeyPairs();
var mockRpc = WabiSabiFactory.CreatePreconfiguredRpcClient(coin1.Coin, coin2.Coin);
mockRpc.Setup(rpc => rpc.SendRawTransactionAsync(It.IsAny <Transaction>()))
.ThrowsAsync(new RPCException(RPCErrorCode.RPC_TRANSACTION_REJECTED, "", null));
using Arena arena = await WabiSabiFactory.CreateAndStartArenaAsync(cfg, mockRpc);
var(round, aliceClient1, aliceClient2) = await CreateRoundWithOutputsReadyToSignAsync(arena, key1, coin1, key2, coin2);
await aliceClient1.ReadyToSignAsync(CancellationToken.None);
await aliceClient2.ReadyToSignAsync(CancellationToken.None);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.Equal(Phase.TransactionSigning, round.Phase);
var signedCoinJoin = round.Assert <SigningState>().CreateTransaction();
await aliceClient1.SignTransactionAsync(signedCoinJoin, CancellationToken.None);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.DoesNotContain(round, arena.ActiveRounds);
Assert.Equal(Phase.Ended, round.Phase);
Assert.False(round.WasTransactionBroadcast);
Assert.Empty(arena.Rounds.Where(x => x.IsBlameRound));
Assert.Contains(aliceClient2.SmartCoin.OutPoint, arena.Prison.GetInmates().Select(x => x.Utxo));
await arena.StopAsync(CancellationToken.None);
}
public async Task EveryoneSignedAsync()
{
WabiSabiConfig cfg = new()
{
MaxInputCountByRound = 2,
MinInputCountByRoundMultiplier = 0.5,
MaxSuggestedAmountBase = Money.Satoshis(ProtocolConstants.MaxAmountPerAlice)
};
var(keyChain, coin1, coin2) = WabiSabiFactory.CreateCoinKeyPairs();
var mockRpc = WabiSabiFactory.CreatePreconfiguredRpcClient(coin1.Coin, coin2.Coin);
using Arena arena = await ArenaBuilder.From(cfg).With(mockRpc).CreateAndStartAsync();
var(round, aliceClient1, aliceClient2) = await CreateRoundWithOutputsReadyToSignAsync(arena, keyChain, coin1, coin2);
await aliceClient1.ReadyToSignAsync(CancellationToken.None);
await aliceClient2.ReadyToSignAsync(CancellationToken.None);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.Equal(Phase.TransactionSigning, round.Phase);
var signedCoinJoin = round.Assert <SigningState>().CreateTransaction();
await aliceClient1.SignTransactionAsync(signedCoinJoin, keyChain, CancellationToken.None);
await aliceClient2.SignTransactionAsync(signedCoinJoin, keyChain, CancellationToken.None);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.DoesNotContain(round, arena.GetActiveRounds());
Assert.Equal(Phase.Ended, round.Phase);
await arena.StopAsync(CancellationToken.None);
}
public async Task EveryoneSignedAsync()
{
WabiSabiConfig cfg = new()
{
MaxInputCountByRound = 2,
MinInputCountByRoundMultiplier = 0.5
};
var(key1, coin1, key2, coin2) = WabiSabiFactory.CreateCoinKeyPairs();
var mockRpc = WabiSabiFactory.CreatePreconfiguredRpcClient(coin1.Coin, coin2.Coin);
using Arena arena = await WabiSabiFactory.CreateAndStartArenaAsync(cfg, mockRpc);
var(round, aliceClient1, aliceClient2) = await CreateRoundWithOutputsReadyToSignAsync(arena, key1, coin1, key2, coin2);
await aliceClient1.ReadyToSignAsync(CancellationToken.None);
await aliceClient2.ReadyToSignAsync(CancellationToken.None);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.Equal(Phase.TransactionSigning, round.Phase);
var signedCoinJoin = round.Assert <SigningState>().CreateTransaction();
await aliceClient1.SignTransactionAsync(signedCoinJoin, CancellationToken.None);
await aliceClient2.SignTransactionAsync(signedCoinJoin, CancellationToken.None);
await arena.TriggerAndWaitRoundAsync(TimeSpan.FromSeconds(21));
Assert.DoesNotContain(round, arena.ActiveRounds);
Assert.Equal(Phase.Ended, round.Phase);
await arena.StopAsync(CancellationToken.None);
}