public SmartContractBlockDefinition(
ICoinView coinView,
IConsensusLoop consensusLoop,
IDateTimeProvider dateTimeProvider,
ISmartContractExecutorFactory executorFactory,
ILoggerFactory loggerFactory,
ITxMempool mempool,
MempoolSchedulerLock mempoolLock,
MinerSettings minerSettings,
Network network,
ContractStateRepositoryRoot stateRoot)
: base(consensusLoop, dateTimeProvider, loggerFactory, mempool, mempoolLock, minerSettings, network)
{
this.coinView = coinView;
this.executorFactory = executorFactory;
this.logger = loggerFactory.CreateLogger(this.GetType());
this.stateRoot = stateRoot;
}
public void VM_CreateContract_WithParameters()
{
//Get the contract execution code------------------------
SmartContractCompilationResult compilationResult =
SmartContractCompiler.CompileFile("SmartContracts/Auction.cs");
Assert.True(compilationResult.Success);
byte[] contractExecutionCode = compilationResult.Compilation;
//-------------------------------------------------------
//Set the calldata for the transaction----------
var methodParameters = new object[] { (ulong)5 };
var callData = new CreateData((Gas)5000000, contractExecutionCode, methodParameters);
Money value = Money.Zero;
//-------------------------------------------------------
var repository = new ContractStateRepositoryRoot(new NoDeleteSource <byte[], byte[]>(new MemoryDictionarySource()));
IContractStateRepository track = repository.StartTracking();
var gasMeter = new GasMeter(callData.GasLimit);
var transactionContext = new TransactionContext(
txHash: uint256.One,
blockHeight: 1,
coinbase: TestAddress.ToUint160(this.network),
sender: TestAddress.ToUint160(this.network),
amount: value
);
VmExecutionResult result = this.vm.Create(gasMeter,
repository,
callData,
transactionContext);
track.Commit();
var endBlockValue = track.GetStorageValue(result.NewContractAddress,
Encoding.UTF8.GetBytes("EndBlock"));
Assert.Equal(6, BitConverter.ToInt16(endBlockValue, 0));
Assert.Equal(TestAddress.ToUint160(this.network).ToBytes(), track.GetStorageValue(result.NewContractAddress, Encoding.UTF8.GetBytes("Owner")));
}
public SmartContractConsensusRules(
ConcurrentChain chain,
ICheckpoints checkpoints,
ConsensusSettings consensusSettings,
IDateTimeProvider dateTimeProvider,
ISmartContractExecutorFactory executorFactory,
ILoggerFactory loggerFactory,
Network network,
NodeDeployments nodeDeployments,
ContractStateRepositoryRoot originalStateRoot,
ILookaheadBlockPuller puller,
ICoinView utxoSet,
ISmartContractReceiptStorage receiptStorage)
: base(network, loggerFactory, dateTimeProvider, chain, nodeDeployments, consensusSettings, checkpoints, utxoSet, puller)
{
this.ExecutorFactory = executorFactory;
this.OriginalStateRoot = originalStateRoot;
this.ReceiptStorage = receiptStorage;
}
public void VM_ExecuteContract_WithParameters()
{
//Get the contract execution code------------------------
SmartContractCompilationResult compilationResult = SmartContractCompiler.CompileFile("SmartContracts/StorageTestWithParameters.cs");
Assert.True(compilationResult.Success);
byte[] contractExecutionCode = compilationResult.Compilation;
//-------------------------------------------------------
//Set the calldata for the transaction----------
var methodParameters = new object[] { (short)5 };
var callData = new CallData((Gas)5000000, new uint160(1), "StoreData", methodParameters);
Money value = Money.Zero;
//-------------------------------------------------------
var repository = new ContractStateRepositoryRoot(new NoDeleteSource <byte[], byte[]>(new MemoryDictionarySource()));
IContractStateRepository track = repository.StartTracking();
var gasMeter = new GasMeter(callData.GasLimit);
var internalTxExecutorFactory =
new InternalTransactionExecutorFactory(this.keyEncodingStrategy, this.loggerFactory, this.network);
var vm = new ReflectionVirtualMachine(this.validator, internalTxExecutorFactory, this.loggerFactory, this.network, this.addressGenerator);
uint160 address = TestAddress.ToUint160(this.network);
var transactionContext = new TransactionContext(uint256.One, 1, address, address, value);
repository.SetCode(callData.ContractAddress, contractExecutionCode);
repository.SetContractType(callData.ContractAddress, "StorageTestWithParameters");
VmExecutionResult result = vm.ExecuteMethod(gasMeter,
repository,
callData,
transactionContext);
track.Commit();
Assert.Equal(5, BitConverter.ToInt16(track.GetStorageValue(callData.ContractAddress, Encoding.UTF8.GetBytes("orders")), 0));
Assert.Equal(5, BitConverter.ToInt16(repository.GetStorageValue(callData.ContractAddress, Encoding.UTF8.GetBytes("orders")), 0));
}
public SmartContractsController(
IBroadcasterManager broadcasterManager,
IConsensusLoop consensus,
IDateTimeProvider dateTimeProvider,
ILoggerFactory loggerFactory,
Network network,
ISmartContractReceiptStorage receiptStorage,
ContractStateRepositoryRoot stateRoot,
IWalletManager walletManager,
IWalletTransactionHandler walletTransactionHandler)
{
this.receiptStorage = receiptStorage;
this.stateRoot = stateRoot;
this.walletTransactionHandler = walletTransactionHandler;
this.logger = loggerFactory.CreateLogger(this.GetType().FullName);
this.network = network;
this.coinType = (CoinType)network.Consensus.CoinType;
this.walletManager = walletManager;
this.broadcasterManager = broadcasterManager;
}
public void SmartContractList_ListHasCountTest()
{
var listName = "testList";
var source = new MemoryDictionarySource();
var root = new ContractStateRepositoryRoot(source);
IContractStateRepository state = root.StartTracking();
IPersistenceStrategy persistenceStrategy = new PersistenceStrategy(state);
var persistentState = new PersistentState(
persistenceStrategy,
uint160.One,
this.network);
var list = new SmartContractList <string>(persistentState, listName);
Assert.Equal((uint)0, list.Count);
list.Add("Test");
Assert.Equal((uint)1, list.Count);
}
public void SmartContractList_ListHasMultipleValuesTest()
{
var listName = "testList";
var source = new MemoryDictionarySource();
var root = new ContractStateRepositoryRoot(source);
IContractStateRepository state = root.StartTracking();
IPersistenceStrategy persistenceStrategy = new PersistenceStrategy(state);
var persistentState = new PersistentState(
persistenceStrategy,
uint160.One,
this.network);
var list = new SmartContractList <string>(persistentState, listName);
Assert.Equal((uint)0, list.Count);
var testItem = "Test";
var testItem2 = "Test2";
var testItem3 = "Test3";
// Set a value in the list
list.Add(testItem);
list.Add(testItem2);
list.Add(testItem3);
Assert.Equal((uint)3, list.Count);
var item1 = list.GetValue(0);
var item2 = list.GetValue(1);
var item3 = list.GetValue(2);
Assert.Equal(testItem, item1);
Assert.Equal(testItem2, item2);
Assert.Equal(testItem3, item3);
}
public void SmartContractList_ListEnumerationTest()
{
var listName = "testList";
var source = new MemoryDictionarySource();
var root = new ContractStateRepositoryRoot(source);
IContractStateRepository state = root.StartTracking();
IPersistenceStrategy persistenceStrategy = new PersistenceStrategy(state);
var persistentState = new PersistentState(
persistenceStrategy,
uint160.One,
this.network);
var list = new SmartContractList <string>(persistentState, listName);
Assert.Equal((uint)0, list.Count);
var items = new List <string>
{
"this is a test",
"we should try to find a way",
"to paramaterize our tests"
};
foreach (var item in items)
{
// No AddRange
list.Add(item);
}
Assert.Equal((uint)items.Count, list.Count);
for (var i = 0; i < list.Count; i++)
{
Assert.Equal(items[i], list.GetValue((uint)i));
}
}
public void VM_ExecuteContract_WithoutParameters()
{
//Get the contract execution code------------------------
SmartContractCompilationResult compilationResult = SmartContractCompiler.CompileFile("SmartContracts/StorageTest.cs");
Assert.True(compilationResult.Success);
byte[] contractExecutionCode = compilationResult.Compilation;
//-------------------------------------------------------
//Set the calldata for the transaction----------
var callData = new CallData((Gas)5000000, new uint160(1), "StoreData");
Money value = Money.Zero;
//-------------------------------------------------------
var repository = new ContractStateRepositoryRoot(new NoDeleteSource <byte[], byte[]>(new MemoryDictionarySource()));
IContractStateRepository stateRepository = repository.StartTracking();
var gasMeter = new GasMeter(callData.GasLimit);
uint160 address = TestAddress.ToUint160(this.network);
var transactionContext = new TransactionContext(uint256.One, 1, address, address, 0);
repository.SetCode(callData.ContractAddress, contractExecutionCode);
repository.SetContractType(callData.ContractAddress, "StorageTest");
VmExecutionResult result = this.vm.ExecuteMethod(gasMeter,
repository,
callData,
transactionContext);
stateRepository.Commit();
Assert.Equal(Encoding.UTF8.GetBytes("TestValue"), stateRepository.GetStorageValue(callData.ContractAddress, Encoding.UTF8.GetBytes("TestKey")));
Assert.Equal(Encoding.UTF8.GetBytes("TestValue"), repository.GetStorageValue(callData.ContractAddress, Encoding.UTF8.GetBytes("TestKey")));
}
public void ReflectionVirtualMachineFeature_OnInitialize_RulesAdded()
{
Network network = KnownNetworks.StratisRegTest;
var chain = new ConcurrentChain(network);
var contractState = new ContractStateRepositoryRoot();
var executorFactory = new Mock <ISmartContractExecutorFactory>();
var loggerFactory = new ExtendedLoggerFactory();
var consensusRules = new SmartContractPowConsensusRuleEngine(
chain, new Mock <ICheckpoints>().Object, new Configuration.Settings.ConsensusSettings(),
DateTimeProvider.Default, executorFactory.Object, loggerFactory, network,
new Base.Deployments.NodeDeployments(network, chain), contractState,
new Mock <ILookaheadBlockPuller>().Object,
new Mock <IReceiptRepository>().Object,
new Mock <ICoinView>().Object);
var feature = new ReflectionVirtualMachineFeature(loggerFactory, network);
feature.Initialize();
Assert.Single(network.Consensus.Rules.Where(r => r.GetType() == typeof(SmartContractFormatRule)));
}
/// <inheritdoc/>
public override BlockTemplate Build(ChainedHeader chainTip, Script scriptPubKeyIn)
{
this.logger.LogTrace("()");
GetSenderUtil.GetSenderResult getSenderResult = GetSenderUtil.GetAddressFromScript(scriptPubKeyIn);
if (!getSenderResult.Success)
{
throw new ConsensusErrorException(new ConsensusError("sc-block-assembler-createnewblock", getSenderResult.Error));
}
this.coinbaseAddress = getSenderResult.Sender;
this.stateSnapshot = this.stateRoot.GetSnapshotTo(((SmartContractBlockHeader)this.ConsensusLoop.Tip.Header).HashStateRoot.ToBytes());
this.refundOutputs.Clear();
base.OnBuild(chainTip, scriptPubKeyIn);
this.coinbase.Outputs.AddRange(this.refundOutputs);
this.logger.LogTrace("(-)");
return(this.BlockTemplate);
}
public SmartContractFeature(IConsensusLoop consensusLoop, ILoggerFactory loggerFactory, ContractStateRepositoryRoot stateRoot)
{
this.logger = loggerFactory.CreateLogger(this.GetType().FullName);
this.stateRoot = stateRoot;
this.consensusLoop = consensusLoop;
}
public void SendAndReceiveSmartContractTransactions()
{
using (NodeBuilder builder = NodeBuilder.Create(this))
{
CoreNode scSender = builder.CreateSmartContractPowNode();
CoreNode scReceiver = builder.CreateSmartContractPowNode();
builder.StartAll();
scSender.NotInIBD();
scReceiver.NotInIBD();
scSender.FullNode.WalletManager().CreateWallet(Password, WalletName);
scReceiver.FullNode.WalletManager().CreateWallet(Password, WalletName);
HdAddress addr = scSender.FullNode.WalletManager().GetUnusedAddress(new WalletAccountReference(WalletName, AccountName));
Features.Wallet.Wallet wallet = scSender.FullNode.WalletManager().GetWalletByName(WalletName);
Key key = wallet.GetExtendedPrivateKeyForAddress(Password, addr).PrivateKey;
scSender.SetDummyMinerSecret(new BitcoinSecret(key, scSender.FullNode.Network));
var maturity = (int)scSender.FullNode.Network.Consensus.CoinbaseMaturity;
scSender.GenerateStratisWithMiner(maturity + 5);
// Wait for block repo for block sync to work.
TestHelper.WaitLoop(() => TestHelper.IsNodeSynced(scSender));
// The mining should add coins to the wallet.
var total = scSender.FullNode.WalletManager().GetSpendableTransactionsInWallet(WalletName).Sum(s => s.Transaction.Amount);
Assert.Equal(Money.COIN * (maturity + 5) * 50, total);
// Create a token contract
ulong gasPrice = 1;
int vmVersion = 1;
Gas gasLimit = (Gas)2000;
SmartContractCompilationResult compilationResult = SmartContractCompiler.CompileFile("SmartContracts/TransferTest.cs");
Assert.True(compilationResult.Success);
var contractCarrier = SmartContractCarrier.CreateContract(vmVersion, compilationResult.Compilation, gasPrice, gasLimit);
var contractCreateScript = new Script(contractCarrier.Serialize());
var txBuildContext = new TransactionBuildContext(scSender.FullNode.Network)
{
AccountReference = new WalletAccountReference(WalletName, AccountName),
MinConfirmations = maturity,
FeeType = FeeType.High,
WalletPassword = Password,
Recipients = new[] { new Recipient {
Amount = 0, ScriptPubKey = contractCreateScript
} }.ToList()
};
Transaction transferContractTransaction = (scSender.FullNode.NodeService <IWalletTransactionHandler>() as SmartContractWalletTransactionHandler).BuildTransaction(txBuildContext);
// Broadcast the token transaction to the network
scSender.FullNode.NodeService <IBroadcasterManager>().BroadcastTransactionAsync(transferContractTransaction);
// Wait for the token transaction to be picked up by the mempool
TestHelper.WaitLoop(() => scSender.CreateRPCClient().GetRawMempool().Length > 0);
// Mine the token transaction and wait for it sync
scSender.GenerateStratisWithMiner(1);
TestHelper.WaitLoop(() => TestHelper.IsNodeSynced(scSender));
// Sync to the receiver node
scSender.CreateRPCClient().AddNode(scReceiver.Endpoint, true);
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(scReceiver, scSender));
// Ensure that boths nodes has the contract
ContractStateRepositoryRoot senderState = scSender.FullNode.NodeService <ContractStateRepositoryRoot>();
ContractStateRepositoryRoot receiverState = scReceiver.FullNode.NodeService <ContractStateRepositoryRoot>();
IAddressGenerator addressGenerator = scSender.FullNode.NodeService <IAddressGenerator>();
uint160 tokenContractAddress = addressGenerator.GenerateAddress(transferContractTransaction.GetHash(), 0);
Assert.NotNull(senderState.GetCode(tokenContractAddress));
Assert.NotNull(receiverState.GetCode(tokenContractAddress));
scSender.FullNode.MempoolManager().Clear();
// Create a transfer token contract
compilationResult = SmartContractCompiler.CompileFile("SmartContracts/TransferTest.cs");
Assert.True(compilationResult.Success);
contractCarrier = SmartContractCarrier.CreateContract(vmVersion, compilationResult.Compilation, gasPrice, gasLimit);
contractCreateScript = new Script(contractCarrier.Serialize());
txBuildContext = new TransactionBuildContext(scSender.FullNode.Network)
{
AccountReference = new WalletAccountReference(WalletName, AccountName),
MinConfirmations = maturity,
FeeType = FeeType.High,
WalletPassword = Password,
Recipients = new[] { new Recipient {
Amount = 0, ScriptPubKey = contractCreateScript
} }.ToList()
};
// Broadcast the token transaction to the network
transferContractTransaction = (scSender.FullNode.NodeService <IWalletTransactionHandler>() as SmartContractWalletTransactionHandler).BuildTransaction(txBuildContext);
scSender.FullNode.NodeService <IBroadcasterManager>().BroadcastTransactionAsync(transferContractTransaction);
// Wait for the token transaction to be picked up by the mempool
TestHelper.WaitLoop(() => scSender.CreateRPCClient().GetRawMempool().Length > 0);
scSender.GenerateStratisWithMiner(1);
// Ensure the node is synced
TestHelper.WaitLoop(() => TestHelper.IsNodeSynced(scSender));
// Ensure both nodes are synced with each other
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(scReceiver, scSender));
// Ensure that boths nodes has the contract
senderState = scSender.FullNode.NodeService <ContractStateRepositoryRoot>();
receiverState = scReceiver.FullNode.NodeService <ContractStateRepositoryRoot>();
tokenContractAddress = addressGenerator.GenerateAddress(transferContractTransaction.GetHash(), 0);
Assert.NotNull(senderState.GetCode(tokenContractAddress));
Assert.NotNull(receiverState.GetCode(tokenContractAddress));
scSender.FullNode.MempoolManager().Clear();
// Create a call contract transaction which will transfer funds
contractCarrier = SmartContractCarrier.CallContract(1, tokenContractAddress, "Test", gasPrice, gasLimit);
Script contractCallScript = new Script(contractCarrier.Serialize());
txBuildContext = new TransactionBuildContext(scSender.FullNode.Network)
{
AccountReference = new WalletAccountReference(WalletName, AccountName),
MinConfirmations = maturity,
FeeType = FeeType.High,
WalletPassword = Password,
Recipients = new[] { new Recipient {
Amount = 1000, ScriptPubKey = contractCallScript
} }.ToList()
};
// Broadcast the token transaction to the network
transferContractTransaction = (scSender.FullNode.NodeService <IWalletTransactionHandler>() as SmartContractWalletTransactionHandler).BuildTransaction(txBuildContext);
scSender.FullNode.NodeService <IBroadcasterManager>().BroadcastTransactionAsync(transferContractTransaction);
TestHelper.WaitLoop(() => scSender.CreateRPCClient().GetRawMempool().Length > 0);
// Mine the transaction
scSender.GenerateStratisWithMiner(1);
// Ensure the nodes are synced
TestHelper.WaitLoop(() => TestHelper.IsNodeSynced(scSender));
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(scReceiver, scSender));
// The balance should now reflect the transfer
Assert.Equal((ulong)900, senderState.GetCurrentBalance(tokenContractAddress));
}
}
public void AuctionTest()
{
using (NodeBuilder builder = NodeBuilder.Create(this))
{
CoreNode scSender = builder.CreateSmartContractNode();
CoreNode scReceiver = builder.CreateSmartContractNode();
builder.StartAll();
scSender.NotInIBD();
scReceiver.NotInIBD();
scSender.FullNode.WalletManager().CreateWallet(Password, WalletName);
scReceiver.FullNode.WalletManager().CreateWallet(Password, WalletName);
HdAddress addr = scSender.FullNode.WalletManager().GetUnusedAddress(new WalletAccountReference(WalletName, AccountName));
Features.Wallet.Wallet wallet = scSender.FullNode.WalletManager().GetWalletByName(WalletName);
Key key = wallet.GetExtendedPrivateKeyForAddress(Password, addr).PrivateKey;
scSender.SetDummyMinerSecret(new BitcoinSecret(key, scSender.FullNode.Network));
scReceiver.SetDummyMinerSecret(new BitcoinSecret(key, scReceiver.FullNode.Network));
var maturity = (int)scSender.FullNode.Network.Consensus.CoinbaseMaturity;
scSender.GenerateStratisWithMiner(maturity + 5);
TestHelper.WaitLoop(() => TestHelper.IsNodeSynced(scSender));
var total = scSender.FullNode.WalletManager().GetSpendableTransactionsInWallet(WalletName).Sum(s => s.Transaction.Amount);
Assert.Equal(Money.COIN * (maturity + 5) * 50, total);
SmartContractsController senderSmartContractsController = scSender.FullNode.NodeService <SmartContractsController>();
WalletController senderWalletController = scSender.FullNode.NodeService <WalletController>();
SmartContractCompilationResult compilationResult = SmartContractCompiler.CompileFile("SmartContracts/Auction.cs");
Assert.True(compilationResult.Success);
var buildRequest = new BuildCreateContractTransactionRequest
{
AccountName = AccountName,
GasLimit = "10000",
GasPrice = "1",
ContractCode = compilationResult.Compilation.ToHexString(),
FeeAmount = "0.001",
Password = Password,
WalletName = WalletName,
Sender = addr.Address,
Parameters = new string[] { "10#20" }
};
JsonResult result = (JsonResult)senderSmartContractsController.BuildCreateSmartContractTransaction(buildRequest);
var response = (BuildCreateContractTransactionResponse)result.Value;
scSender.CreateRPCClient().AddNode(scReceiver.Endpoint, true);
SmartContractSharedSteps.SendTransactionAndMine(scSender, scReceiver, senderWalletController, response.Hex);
// Contract deployed.
ContractStateRepositoryRoot senderState = scSender.FullNode.NodeService <ContractStateRepositoryRoot>();
string contractAddress = response.NewContractAddress.ToString();
uint160 contractAddressUint160 = new Address(contractAddress).ToUint160(scSender.FullNode.Network);
Assert.NotNull(senderState.GetCode(contractAddressUint160));
var callRequest = new BuildCallContractTransactionRequest
{
AccountName = AccountName,
GasLimit = "10000",
GasPrice = "1",
Amount = "2",
MethodName = "Bid",
ContractAddress = response.NewContractAddress,
FeeAmount = "0.001",
Password = Password,
WalletName = WalletName,
Sender = addr.Address
};
result = (JsonResult)senderSmartContractsController.BuildCallSmartContractTransaction(callRequest);
var callResponse = (BuildCallContractTransactionResponse)result.Value;
SmartContractSharedSteps.SendTransactionAndMine(scSender, scReceiver, senderWalletController, callResponse.Hex);
// Here, test that Sender and HighestBidder are the same.
var ownerBytes = senderState.GetStorageValue(contractAddressUint160, Encoding.UTF8.GetBytes("Owner"));
var highestBidderBytes = senderState.GetStorageValue(contractAddressUint160, Encoding.UTF8.GetBytes("HighestBidder"));
Assert.Equal(new uint160(ownerBytes), new uint160(highestBidderBytes));
var hasEndedBytes = senderState.GetStorageValue(contractAddressUint160, Encoding.UTF8.GetBytes("HasEnded"));
var endBlockBytes = senderState.GetStorageValue(contractAddressUint160, Encoding.UTF8.GetBytes("EndBlock"));
bool hasEnded = BitConverter.ToBoolean(hasEndedBytes, 0);
ulong endBlock = BitConverter.ToUInt64(endBlockBytes, 0);
// Wait 20 blocks to end auction
scReceiver.GenerateStratisWithMiner(20);
TestHelper.WaitLoop(() => TestHelper.AreNodesSynced(scReceiver, scSender));
var endAuctionRequest = new BuildCallContractTransactionRequest
{
AccountName = AccountName,
GasLimit = "10000",
GasPrice = "1",
Amount = "0",
MethodName = "AuctionEnd",
ContractAddress = response.NewContractAddress,
FeeAmount = "0.001",
Password = Password,
WalletName = WalletName,
Sender = addr.Address
};
var endAuctionResult = (JsonResult)senderSmartContractsController.BuildCallSmartContractTransaction(endAuctionRequest);
var endAuctionResponse = (BuildCallContractTransactionResponse)endAuctionResult.Value;
SmartContractSharedSteps.SendTransactionAndMine(scSender, scReceiver, senderWalletController, endAuctionResponse.Hex);
// Check that transaction did in fact go through with condensing tx as well
var blockStoreCache = scSender.FullNode.NodeService <IBlockStoreCache>();
var secondLastBlock = blockStoreCache.GetBlockAsync(scSender.FullNode.Chain.Tip.Previous.HashBlock).Result;
Assert.Equal(3, secondLastBlock.Transactions.Count);
}
}
public void VM_ExecuteContract_WithoutParameters()
{
//Get the contract execution code------------------------
SmartContractCompilationResult compilationResult = SmartContractCompiler.CompileFile("SmartContracts/StorageTest.cs");
Assert.True(compilationResult.Success);
byte[] contractExecutionCode = compilationResult.Compilation;
//-------------------------------------------------------
//Call smart contract and add to transaction-------------
var carrier = SmartContractCarrier.CallContract(1, new uint160(1), "StoreData", 1, (Gas)500000);
var transactionCall = new Transaction();
transactionCall.AddInput(new TxIn());
TxOut callTxOut = transactionCall.AddOutput(0, new Script(carrier.Serialize()));
//-------------------------------------------------------
//Deserialize the contract from the transaction----------
var deserializedCall = SmartContractCarrier.Deserialize(transactionCall);
//-------------------------------------------------------
var repository = new ContractStateRepositoryRoot(new NoDeleteSource <byte[], byte[]>(new MemoryDictionarySource()));
IContractStateRepository stateRepository = repository.StartTracking();
var gasMeter = new GasMeter(deserializedCall.CallData.GasLimit);
var persistenceStrategy = new MeteredPersistenceStrategy(repository, gasMeter, this.keyEncodingStrategy);
var persistentState = new PersistentState(persistenceStrategy, deserializedCall.CallData.ContractAddress, this.network);
var internalTxExecutorFactory =
new InternalTransactionExecutorFactory(this.keyEncodingStrategy, this.loggerFactory, this.network);
var vm = new ReflectionVirtualMachine(internalTxExecutorFactory, this.loggerFactory);
var sender = deserializedCall.Sender?.ToString() ?? TestAddress.ToString();
var context = new SmartContractExecutionContext(
new Block(1, new Address("2")),
new Message(
new Address(deserializedCall.CallData.ContractAddress.ToString()),
new Address(sender),
deserializedCall.Value,
deserializedCall.CallData.GasLimit
),
TestAddress.ToUint160(this.network),
deserializedCall.CallData.GasPrice
);
var result = vm.ExecuteMethod(
contractExecutionCode,
"StoreData",
context,
gasMeter,
persistentState,
repository);
stateRepository.Commit();
Assert.Equal(Encoding.UTF8.GetBytes("TestValue"), stateRepository.GetStorageValue(deserializedCall.CallData.ContractAddress, Encoding.UTF8.GetBytes("TestKey")));
Assert.Equal(Encoding.UTF8.GetBytes("TestValue"), repository.GetStorageValue(deserializedCall.CallData.ContractAddress, Encoding.UTF8.GetBytes("TestKey")));
}
public void VM_CreateContract_WithParameters()
{
//Get the contract execution code------------------------
SmartContractCompilationResult compilationResult =
SmartContractCompiler.CompileFile("SmartContracts/Auction.cs");
Assert.True(compilationResult.Success);
byte[] contractExecutionCode = compilationResult.Compilation;
//-------------------------------------------------------
// //Call smart contract and add to transaction-------------
string[] methodParameters = new string[]
{
string.Format("{0}#{1}", (int)SmartContractCarrierDataType.ULong, 5),
};
var carrier = SmartContractCarrier.CreateContract(1, contractExecutionCode, 1, (Gas)500000, methodParameters);
var transactionCall = new Transaction();
transactionCall.AddInput(new TxIn());
TxOut callTxOut = transactionCall.AddOutput(0, new Script(carrier.Serialize()));
//-------------------------------------------------------
//Deserialize the contract from the transaction----------
var deserializedCall = SmartContractCarrier.Deserialize(transactionCall);
//-------------------------------------------------------
var repository = new ContractStateRepositoryRoot(new NoDeleteSource <byte[], byte[]>(new MemoryDictionarySource()));
IContractStateRepository track = repository.StartTracking();
var gasMeter = new GasMeter(deserializedCall.CallData.GasLimit);
var persistenceStrategy = new MeteredPersistenceStrategy(repository, gasMeter, new BasicKeyEncodingStrategy());
var persistentState = new PersistentState(persistenceStrategy, TestAddress.ToUint160(this.network), this.network);
var internalTxExecutorFactory =
new InternalTransactionExecutorFactory(this.keyEncodingStrategy, this.loggerFactory, this.network);
var vm = new ReflectionVirtualMachine(internalTxExecutorFactory, this.loggerFactory);
var context = new SmartContractExecutionContext(
new Block(1, TestAddress),
new Message(
TestAddress,
TestAddress,
deserializedCall.Value,
deserializedCall.CallData.GasLimit
),
TestAddress.ToUint160(this.network),
deserializedCall.CallData.GasPrice,
deserializedCall.MethodParameters
);
var result = vm.Create(
contractExecutionCode,
context,
gasMeter,
persistentState,
repository);
track.Commit();
Assert.Equal(6, BitConverter.ToInt16(track.GetStorageValue(context.Message.ContractAddress.ToUint160(this.network), Encoding.UTF8.GetBytes("EndBlock")), 0));
Assert.Equal(TestAddress.ToUint160(this.network).ToBytes(), track.GetStorageValue(context.Message.ContractAddress.ToUint160(this.network), Encoding.UTF8.GetBytes("Owner")));
}
