public async Task ReorgChain_FailsPartialValidation_Nodes_DisconnectedAsync()
{
using (var builder = NodeBuilder.Create(this))
{
var noValidationRulesNetwork = new BitcoinRegTestNoValidationRules();
var minerA = builder.CreateStratisPowNode(this.powNetwork, "cmfr-5-minerA").WithDummyWallet().WithReadyBlockchainData(ReadyBlockchain.BitcoinRegTest10Miner).Start();
var minerB = builder.CreateStratisPowNode(noValidationRulesNetwork, "cmfr-5-minerB").NoValidation().WithDummyWallet().Start();
// Miner B syncs with Miner A
TestHelper.ConnectAndSync(minerB, minerA);
// Disconnect Miner A from Miner B
TestHelper.Disconnect(minerB, minerA);
// Miner A continues to mine to height 14
TestHelper.MineBlocks(minerA, 4);
TestHelper.WaitLoop(() => minerA.FullNode.ConsensusManager().Tip.Height == 14);
// Miner B mines 5 more blocks:
// Block 6,7,9,10 = valid
// Block 8 = invalid
var minerBTip = await TestHelper.BuildBlocks.OnNode(minerB).Amount(5).Invalid(14, (coreNode, block) => BlockBuilder.InvalidDuplicateCoinbase(coreNode, block)).BuildAsync();
// Reconnect Miner A to Miner B.
TestHelper.ConnectNoCheck(minerA, minerB);
// Miner A will disconnect Miner B
TestHelper.WaitLoop(() => !TestHelper.IsNodeConnectedTo(minerA, minerB));
// Ensure Miner A and Miner B remains on their respective heights.
var badBlockOnMinerBChain = minerBTip.GetAncestor(14);
Assert.Null(minerA.FullNode.ConsensusManager().Tip.FindAncestorOrSelf(badBlockOnMinerBChain));
TestHelper.WaitLoop(() => minerA.FullNode.ConsensusManager().Tip.Height == 14);
TestHelper.WaitLoop(() => minerB.FullNode.ConsensusManager().Tip.Height == 15);
}
}
public void ReorgChain_FailsPartialValidation_Nodes_Disconnected()
{
using (var builder = NodeBuilder.Create(this))
{
var noValidationRulesNetwork = new BitcoinRegTestNoValidationRules();
var minerA = builder.CreateStratisPowNode(this.powNetwork).WithDummyWallet().Start();
var minerB = builder.CreateStratisPowNode(noValidationRulesNetwork).NoValidation().WithDummyWallet().Start();
// MinerA mines 5 blocks
TestHelper.MineBlocks(minerA, 5);
// MinerB syncs with MinerA
TestHelper.ConnectAndSync(minerB, minerA);
// Disconnect minerA from miner B
TestHelper.Disconnect(minerB, minerA);
// Miner A continues to mine to height 9
TestHelper.MineBlocks(minerA, 4);
TestHelper.WaitLoop(() => minerA.FullNode.ConsensusManager().Tip.Height == 9);
// MinerB mines 5 more blocks:
// Block 6,7,9,10 = valid
// Block 8 = invalid
TestHelper.BuildBlocks.OnNode(minerB).Amount(5).Invalid(8, (coreNode, block) => BlockBuilder.InvalidDuplicateCoinbase(coreNode, block)).BuildAsync();
// Reconnect minerA to minerB.
// This will cause the reorg chain to fail at block 8 and roll back any changes.
TestHelper.Connect(minerA, minerB);
TestHelper.WaitLoop(() => minerA.FullNode.ConsensusManager().Tip.Height == 9);
TestHelper.WaitLoop(() => minerB.FullNode.ConsensusManager().Tip.Height == 10);
}
}