public void InternalTransfer_BetweenContracts_FromConstructor()
{
double amount = 25;
// Deploy contract
ContractCompilationResult compilationResult = ContractCompiler.CompileFile("SmartContracts/MultipleNestedCalls.cs");
Assert.True(compilationResult.Success);
BuildCreateContractTransactionResponse response = this.node1.SendCreateContractTransaction(compilationResult.Compilation, amount);
this.node1.WaitMempoolCount(1);
this.node1.WaitForBlocksToBeMined(1);
Assert.NotNull(this.node1.GetCode(response.NewContractAddress));
NBitcoin.Block lastBlock = this.node1.GetLastBlock();
// Storage from nested call succeeded
Assert.NotNull(this.node1.GetStorageValue(response.NewContractAddress, "Caller"));
Assert.Equal((ulong)new Money((long)amount, MoneyUnit.BTC) / 2, this.node1.GetContractBalance(response.NewContractAddress));
// 1 output to other deployed contract
uint160 internalContract = this.addressGenerator.GenerateAddress(response.TransactionId, 1);
Assert.Equal((ulong)new Money((long)amount, MoneyUnit.BTC) / 2, this.node1.GetContractBalance(internalContract.ToBase58Address(this.mockChain.Network)));
}
public void InternalTransfer_Create_WithValueTransfer()
{
// Deploy contract
ContractCompilationResult compilationResult = ContractCompiler.CompileFile("SmartContracts/CreationTransfer.cs");
Assert.True(compilationResult.Success);
BuildCreateContractTransactionResponse preResponse = this.node1.SendCreateContractTransaction(compilationResult.Compilation, 0);
this.node1.WaitMempoolCount(1);
this.node1.WaitForBlocksToBeMined(1);
Assert.NotNull(this.node1.GetCode(preResponse.NewContractAddress));
double amount = 25;
Money senderBalanceBefore = this.node1.WalletSpendableBalance;
uint256 currentHash = this.node1.GetLastBlock().GetHash();
// Send amount to contract, which will send to new address of contract it creates
BuildCallContractTransactionResponse response = this.node1.SendCallContractTransaction(
nameof(CreationTransfer.CreateAnotherContract),
preResponse.NewContractAddress,
amount);
this.node2.WaitMempoolCount(1);
this.node2.WaitForBlocksToBeMined(1);
NBitcoin.Block lastBlock = this.node1.GetLastBlock();
// Blocks progressed
Assert.NotEqual(currentHash, lastBlock.GetHash());
// Get created contract address - TODO FIX
uint160 createdAddress = this.addressGenerator.GenerateAddress(response.TransactionId, 0);
// Contract doesn't maintain any balance
Assert.Equal((ulong)0, this.node1.GetContractBalance(preResponse.NewContractAddress));
// Created contract received full amount
Assert.Equal((ulong)new Money((ulong)amount, MoneyUnit.BTC), this.node1.GetContractBalance(createdAddress.ToBase58Address(this.mockChain.Network)));
// Receipt is correct
ReceiptResponse receipt = this.node1.GetReceipt(response.TransactionId.ToString());
Assert.Equal(response.TransactionId.ToString(), receipt.TransactionHash);
Assert.Empty(receipt.Logs); // TODO: Could add logs to this test
Assert.True(receipt.Success);
Assert.True(receipt.GasUsed > GasPriceList.BaseCost);
Assert.Null(receipt.NewContractAddress);
Assert.Equal(this.node1.MinerAddress.Address, receipt.From);
Assert.Null(receipt.Error);
Assert.Equal(preResponse.NewContractAddress, receipt.To);
}
public void InternalTransfer_BetweenContracts()
{
// Deploy contract to send to
ContractCompilationResult receiveCompilationResult = ContractCompiler.CompileFile("SmartContracts/NestedCallsReceiver.cs");
Assert.True(receiveCompilationResult.Success);
BuildCreateContractTransactionResponse receiveResponse = this.node1.SendCreateContractTransaction(receiveCompilationResult.Compilation, 0);
this.node1.WaitMempoolCount(1);
this.node1.WaitForBlocksToBeMined(1);
Assert.NotNull(this.node1.GetCode(receiveResponse.NewContractAddress));
// Deploy contract to send from
ContractCompilationResult compilationResult = ContractCompiler.CompileFile("SmartContracts/NestedCallsStarter.cs");
Assert.True(compilationResult.Success);
BuildCreateContractTransactionResponse preResponse = this.node1.SendCreateContractTransaction(compilationResult.Compilation, 0);
this.node1.WaitMempoolCount(1);
this.node1.WaitForBlocksToBeMined(1);
Assert.NotNull(this.node1.GetCode(preResponse.NewContractAddress));
double amount = 25;
uint256 currentHash = this.node1.GetLastBlock().GetHash();
string[] parameters = new string[]
{
string.Format("{0}#{1}", (int)MethodParameterDataType.Address, receiveResponse.NewContractAddress.ToAddress(this.mockChain.Network))
};
BuildCallContractTransactionResponse response = this.node1.SendCallContractTransaction(nameof(NestedCallsStarter.Start), preResponse.NewContractAddress, amount, parameters);
this.node2.WaitMempoolCount(1);
this.node2.WaitForBlocksToBeMined(1);
NBitcoin.Block lastBlock = this.node1.GetLastBlock();
// Blocks progressed
Assert.NotEqual(currentHash, lastBlock.GetHash());
// Storage set correctly
Assert.Equal(BitConverter.GetBytes(NestedCallsStarter.Return), this.node1.GetStorageValue(preResponse.NewContractAddress, NestedCallsStarter.Key));
// Received 1/2 the sent funds + 1/2 of those funds
Money transferAmount1 = new Money((long)amount, MoneyUnit.BTC) / 2;
Money transferAmount2 = new Money((long)amount, MoneyUnit.BTC) / 4;
Assert.Equal((ulong)(transferAmount1 + transferAmount2), this.node1.GetContractBalance(preResponse.NewContractAddress));
// Received 1/2 the sent funds, but sent 1/2 of those funds back
Assert.Equal((ulong)(new Money((long)amount, MoneyUnit.BTC) - (transferAmount1 + transferAmount2)), this.node1.GetContractBalance(receiveResponse.NewContractAddress));
}
public void InternalTransfer_BetweenContracts_FromConstructor()
{
// Ensure fixture is funded.
this.node1.MineBlocks(1);
double amount = 25;
// Deploy contract
ContractCompilationResult compilationResult = ContractCompiler.CompileFile("SmartContracts/MultipleNestedCalls.cs");
Assert.True(compilationResult.Success);
BuildCreateContractTransactionResponse response = this.node1.SendCreateContractTransaction(compilationResult.Compilation, amount);
this.node1.WaitMempoolCount(1);
this.node1.MineBlocks(1);
Assert.NotNull(this.node1.GetCode(response.NewContractAddress));
NBitcoin.Block lastBlock = this.node1.GetLastBlock();
// Storage from nested call succeeded
Assert.NotNull(this.node1.GetStorageValue(response.NewContractAddress, "Caller"));
// Block contains a condensing transaction
Assert.Equal(3, lastBlock.Transactions.Count);
Transaction condensingTransaction = lastBlock.Transactions[2];
Assert.Equal(2, condensingTransaction.Outputs.Count);
// 1 output which is contract maintaining its balance
byte[] toBytes = condensingTransaction.Outputs[0].ScriptPubKey.ToBytes();
Assert.Equal((byte)ScOpcodeType.OP_INTERNALCONTRACTTRANSFER, toBytes[0]);
uint160 toAddress = new uint160(toBytes.Skip(1).ToArray());
Assert.Equal(response.NewContractAddress, toAddress.ToBase58Address(this.mockChain.Network));
Assert.Equal(new Money((long)amount, MoneyUnit.BTC) / 2, condensingTransaction.Outputs[0].Value);
Assert.Equal((ulong)new Money((long)amount, MoneyUnit.BTC) / 2, this.node1.GetContractBalance(response.NewContractAddress));
// 1 output to other deployed contract
uint160 internalContract = this.addressGenerator.GenerateAddress(response.TransactionId, 1);
toBytes = condensingTransaction.Outputs[1].ScriptPubKey.ToBytes();
Assert.Equal((byte)ScOpcodeType.OP_INTERNALCONTRACTTRANSFER, toBytes[0]);
toAddress = new uint160(toBytes.Skip(1).ToArray());
Assert.Equal(internalContract, toAddress);
Assert.Equal(new Money((long)amount, MoneyUnit.BTC) / 2, condensingTransaction.Outputs[1].Value);
Assert.Equal((ulong)new Money((long)amount, MoneyUnit.BTC) / 2, this.node1.GetContractBalance(internalContract.ToBase58Address(this.mockChain.Network)));
}
public void InternalTransfer_FromConstructor()
{
double amount = 25;
uint256 currentHash = this.node1.GetLastBlock().GetHash();
// Deploy contract
ContractCompilationResult compilationResult = ContractCompiler.CompileFile("SmartContracts/TransferFromConstructor.cs");
Assert.True(compilationResult.Success);
uint160 walletUint160 = new uint160(1);
string address = walletUint160.ToAddress().ToString();
string[] parameters = new string[] { string.Format("{0}#{1}", (int)MethodParameterDataType.Address, address) };
BuildCreateContractTransactionResponse response = this.node1.SendCreateContractTransaction(compilationResult.Compilation, amount, parameters);
this.node2.WaitMempoolCount(1);
this.node2.WaitForBlocksToBeMined(1);
Assert.NotNull(this.node1.GetCode(response.NewContractAddress));
NBitcoin.Block lastBlock = this.node1.GetLastBlock();
// Blocks progressed
Assert.NotEqual(currentHash, lastBlock.GetHash());
// Contract maintains half the balance
Assert.Equal((ulong)new Money((long)amount, MoneyUnit.BTC) / 2, this.node1.GetContractBalance(response.NewContractAddress));
// Receipt is correct
ReceiptResponse receipt = this.node1.GetReceipt(response.TransactionId.ToString());
Assert.Equal(response.TransactionId.ToString(), receipt.TransactionHash);
Assert.Empty(receipt.Logs); // TODO: Could add logs to this test
Assert.True(receipt.Success);
Assert.True(receipt.GasUsed > GasPriceList.BaseCost);
Assert.Equal(response.NewContractAddress, receipt.NewContractAddress);
Assert.Equal(this.node1.MinerAddress.Address, receipt.From);
Assert.Null(receipt.Error);
Assert.Null(receipt.To);
}
public void InternalTransfer_Create_WithValueTransfer()
{
// Ensure fixture is funded.
this.node1.MineBlocks(1);
// Deploy contract
ContractCompilationResult compilationResult = ContractCompiler.CompileFile("SmartContracts/CreationTransfer.cs");
Assert.True(compilationResult.Success);
BuildCreateContractTransactionResponse preResponse = this.node1.SendCreateContractTransaction(compilationResult.Compilation, 0);
this.node1.WaitMempoolCount(1);
this.node1.MineBlocks(1);
Assert.NotNull(this.node1.GetCode(preResponse.NewContractAddress));
double amount = 25;
Money senderBalanceBefore = this.node1.WalletSpendableBalance;
uint256 currentHash = this.node1.GetLastBlock().GetHash();
// Send amount to contract, which will send to new address of contract it creates
BuildCallContractTransactionResponse response = this.node1.SendCallContractTransaction(
nameof(CreationTransfer.CreateAnotherContract),
preResponse.NewContractAddress,
amount);
this.node2.WaitMempoolCount(1);
this.node2.MineBlocks(1);
NBitcoin.Block lastBlock = this.node1.GetLastBlock();
// Blocks progressed
Assert.NotEqual(currentHash, lastBlock.GetHash());
// Get created contract address - TODO FIX
uint160 createdAddress = this.addressGenerator.GenerateAddress(response.TransactionId, 0);
// Block contains a condensing transaction
Assert.Equal(3, lastBlock.Transactions.Count);
Transaction condensingTransaction = lastBlock.Transactions[2];
Assert.Single(condensingTransaction.Outputs); // Entire balance was forwarded,
byte[] toBytes = condensingTransaction.Outputs[0].ScriptPubKey.ToBytes();
Assert.Equal((byte)ScOpcodeType.OP_INTERNALCONTRACTTRANSFER, toBytes[0]);
uint160 toAddress = new uint160(toBytes.Skip(1).ToArray());
Assert.Equal(createdAddress, toAddress);
Assert.Equal(new Money((long)amount, MoneyUnit.BTC), condensingTransaction.Outputs[0].Value);
Money fee = lastBlock.Transactions[0].Outputs[0].Value - new Money(50, MoneyUnit.BTC);
// Amount in wallet is reduced by amount sent and fee.
Assert.Equal(senderBalanceBefore - this.node1.WalletSpendableBalance, fee + new Money((long)amount, MoneyUnit.BTC));
// Contract doesn't maintain any balance
Assert.Equal((ulong)0, this.node1.GetContractBalance(preResponse.NewContractAddress));
// Created contract received full amount
Assert.Equal((ulong)new Money((ulong)amount, MoneyUnit.BTC), this.node1.GetContractBalance(createdAddress.ToBase58Address(this.mockChain.Network)));
// Receipt is correct
ReceiptResponse receipt = this.node1.GetReceipt(response.TransactionId.ToString());
Assert.Equal(lastBlock.GetHash().ToString(), receipt.BlockHash);
Assert.Equal(response.TransactionId.ToString(), receipt.TransactionHash);
Assert.Empty(receipt.Logs); // TODO: Could add logs to this test
Assert.True(receipt.Success);
Assert.True(receipt.GasUsed > GasPriceList.BaseCost);
Assert.Null(receipt.NewContractAddress);
Assert.Equal(this.node1.MinerAddress.Address, receipt.From);
Assert.Null(receipt.Error);
Assert.Equal(preResponse.NewContractAddress, receipt.To);
}
public void InternalTransfer_ToWalletAddress()
{
// Ensure fixture is funded.
this.node1.MineBlocks(1);
// Deploy contract
ContractCompilationResult compilationResult = ContractCompiler.CompileFile("SmartContracts/BasicTransfer.cs");
Assert.True(compilationResult.Success);
BuildCreateContractTransactionResponse preResponse = this.node1.SendCreateContractTransaction(compilationResult.Compilation, 0);
this.node1.WaitMempoolCount(1);
this.node1.MineBlocks(1);
Assert.NotNull(this.node1.GetCode(preResponse.NewContractAddress));
double amount = 25;
Money senderBalanceBefore = this.node1.WalletSpendableBalance;
uint256 currentHash = this.node1.GetLastBlock().GetHash();
// Send amount to contract, which will send to wallet address (address without code)
uint160 walletUint160 = new uint160(1);
string address = walletUint160.ToAddress().ToString();
string[] parameters = new string[] { string.Format("{0}#{1}", (int)MethodParameterDataType.Address, address) };
BuildCallContractTransactionResponse response = this.node1.SendCallContractTransaction(
nameof(BasicTransfer.SendToAddress),
preResponse.NewContractAddress,
amount,
parameters);
this.node2.WaitMempoolCount(1);
this.node2.MineBlocks(1);
NBitcoin.Block lastBlock = this.node1.GetLastBlock();
// Blocks progressed
Assert.NotEqual(currentHash, lastBlock.GetHash());
// Block contains a condensing transaction
Assert.Equal(3, lastBlock.Transactions.Count);
Transaction condensingTransaction = lastBlock.Transactions[2];
Assert.Single(condensingTransaction.Outputs); // Entire balance was forwarded,
uint160 transferReceiver = this.senderRetriever.GetAddressFromScript(condensingTransaction.Outputs[0].ScriptPubKey).Sender;
Assert.Equal(walletUint160, transferReceiver);
Assert.Equal(new Money((long)amount, MoneyUnit.BTC), condensingTransaction.Outputs[0].Value);
Money fee = lastBlock.Transactions[0].Outputs[0].Value - new Money(50, MoneyUnit.BTC);
// Amount in wallet is reduced by amount sent and fee.
Assert.Equal(senderBalanceBefore - this.node1.WalletSpendableBalance, fee + new Money((long)amount, MoneyUnit.BTC));
// Contract doesn't maintain any balance
Assert.Equal((ulong)0, this.node1.GetContractBalance(preResponse.NewContractAddress));
// Receipt is correct
ReceiptResponse receipt = this.node1.GetReceipt(response.TransactionId.ToString());
Assert.Equal(lastBlock.GetHash().ToString(), receipt.BlockHash);
Assert.Equal(response.TransactionId.ToString(), receipt.TransactionHash);
Assert.Empty(receipt.Logs); // TODO: Could add logs to this test
Assert.True(receipt.Success);
Assert.True(receipt.GasUsed > GasPriceList.BaseCost);
Assert.Null(receipt.NewContractAddress);
Assert.Equal(this.node1.MinerAddress.Address, receipt.From);
Assert.Null(receipt.Error);
Assert.Equal(preResponse.NewContractAddress, receipt.To);
}
public void InternalTransfer_BetweenContracts()
{
// Ensure fixture is funded.
this.node1.MineBlocks(1);
// Deploy contract to send to
ContractCompilationResult receiveCompilationResult = ContractCompiler.CompileFile("SmartContracts/NestedCallsReceiver.cs");
Assert.True(receiveCompilationResult.Success);
BuildCreateContractTransactionResponse receiveResponse = this.node1.SendCreateContractTransaction(receiveCompilationResult.Compilation, 0);
this.node1.WaitMempoolCount(1);
this.node1.MineBlocks(1);
Assert.NotNull(this.node1.GetCode(receiveResponse.NewContractAddress));
// Deploy contract to send from
ContractCompilationResult compilationResult = ContractCompiler.CompileFile("SmartContracts/NestedCallsStarter.cs");
Assert.True(compilationResult.Success);
BuildCreateContractTransactionResponse preResponse = this.node1.SendCreateContractTransaction(compilationResult.Compilation, 0);
this.node1.WaitMempoolCount(1);
this.node1.MineBlocks(1);
Assert.NotNull(this.node1.GetCode(preResponse.NewContractAddress));
double amount = 25;
Money senderBalanceBefore = this.node1.WalletSpendableBalance;
uint256 currentHash = this.node1.GetLastBlock().GetHash();
string[] parameters = new string[]
{
string.Format("{0}#{1}", (int)MethodParameterDataType.Address, receiveResponse.NewContractAddress.ToAddress(this.mockChain.Network))
};
BuildCallContractTransactionResponse response = this.node1.SendCallContractTransaction(nameof(NestedCallsStarter.Start), preResponse.NewContractAddress, amount, parameters);
this.node2.WaitMempoolCount(1);
this.node2.MineBlocks(1);
NBitcoin.Block lastBlock = this.node1.GetLastBlock();
// Blocks progressed
Assert.NotEqual(currentHash, lastBlock.GetHash());
// Storage set correctly
Assert.Equal(BitConverter.GetBytes(NestedCallsStarter.Return), this.node1.GetStorageValue(preResponse.NewContractAddress, NestedCallsStarter.Key));
// Block contains a condensing transaction
Assert.Equal(3, lastBlock.Transactions.Count);
Transaction condensingTransaction = lastBlock.Transactions[2];
Assert.Equal(2, condensingTransaction.Outputs.Count);
// 1 output which is starting contract
byte[] toBytes = condensingTransaction.Outputs[0].ScriptPubKey.ToBytes();
Assert.Equal((byte)ScOpcodeType.OP_INTERNALCONTRACTTRANSFER, toBytes[0]);
uint160 toAddress = new uint160(toBytes.Skip(1).ToArray());
Assert.Equal(preResponse.NewContractAddress, toAddress.ToBase58Address(this.mockChain.Network));
// Received 1/2 the sent funds + 1/2 of those funds
Money transferAmount1 = new Money((long)amount, MoneyUnit.BTC) / 2;
Money transferAmount2 = new Money((long)amount, MoneyUnit.BTC) / 4;
Assert.Equal(transferAmount1 + transferAmount2, condensingTransaction.Outputs[0].Value);
Assert.Equal((ulong)(transferAmount1 + transferAmount2), this.node1.GetContractBalance(preResponse.NewContractAddress));
// 1 output to other deployed contract
toBytes = condensingTransaction.Outputs[1].ScriptPubKey.ToBytes();
Assert.Equal((byte)ScOpcodeType.OP_INTERNALCONTRACTTRANSFER, toBytes[0]);
toAddress = new uint160(toBytes.Skip(1).ToArray());
Assert.Equal(receiveResponse.NewContractAddress, toAddress.ToBase58Address(this.mockChain.Network));
// Received 1/2 the sent funds, but sent 1/2 of those funds back
Assert.Equal(new Money((long)amount, MoneyUnit.BTC) - (transferAmount1 + transferAmount2), condensingTransaction.Outputs[1].Value);
Assert.Equal((ulong)(new Money((long)amount, MoneyUnit.BTC) - (transferAmount1 + transferAmount2)), this.node1.GetContractBalance(receiveResponse.NewContractAddress));
}
public void InternalTransfer_FromConstructor()
{
// Ensure fixture is funded.
this.node1.MineBlocks(1);
double amount = 25;
Money senderBalanceBefore = this.node1.WalletSpendableBalance;
uint256 currentHash = this.node1.GetLastBlock().GetHash();
// Deploy contract
ContractCompilationResult compilationResult = ContractCompiler.CompileFile("SmartContracts/TransferFromConstructor.cs");
Assert.True(compilationResult.Success);
uint160 walletUint160 = new uint160(1);
string address = walletUint160.ToAddress().ToString();
string[] parameters = new string[] { string.Format("{0}#{1}", (int)MethodParameterDataType.Address, address) };
BuildCreateContractTransactionResponse response = this.node1.SendCreateContractTransaction(compilationResult.Compilation, amount, parameters);
this.node2.WaitMempoolCount(1);
this.node2.MineBlocks(1);
Assert.NotNull(this.node1.GetCode(response.NewContractAddress));
NBitcoin.Block lastBlock = this.node1.GetLastBlock();
// Blocks progressed
Assert.NotEqual(currentHash, lastBlock.GetHash());
// Block contains a condensing transaction
Assert.Equal(3, lastBlock.Transactions.Count);
Transaction condensingTransaction = lastBlock.Transactions[2];
Assert.Equal(2, condensingTransaction.Outputs.Count);
// 1 output which is contract maintaining its balance
byte[] toBytes = condensingTransaction.Outputs[0].ScriptPubKey.ToBytes();
Assert.Equal((byte)ScOpcodeType.OP_INTERNALCONTRACTTRANSFER, toBytes[0]);
uint160 toAddress = new uint160(toBytes.Skip(1).ToArray());
Assert.Equal(response.NewContractAddress, toAddress.ToBase58Address(this.mockChain.Network));
Assert.Equal(new Money((long)amount, MoneyUnit.BTC) / 2, condensingTransaction.Outputs[1].Value);
// 1 output to address sent in params
uint160 transferReceiver = this.senderRetriever.GetAddressFromScript(condensingTransaction.Outputs[1].ScriptPubKey).Sender;
Assert.Equal(walletUint160, transferReceiver);
Assert.Equal(new Money((long)amount, MoneyUnit.BTC) / 2, condensingTransaction.Outputs[1].Value);
Money fee = lastBlock.Transactions[0].Outputs[0].Value - new Money(50, MoneyUnit.BTC);
// Amount in wallet is reduced by amount sent and fee.
Assert.Equal(senderBalanceBefore - this.node1.WalletSpendableBalance, fee + new Money((long)amount, MoneyUnit.BTC));
// Contract maintains half the balance
Assert.Equal((ulong)new Money((long)amount, MoneyUnit.BTC) / 2, this.node1.GetContractBalance(response.NewContractAddress));
// Receipt is correct
ReceiptResponse receipt = this.node1.GetReceipt(response.TransactionId.ToString());
Assert.Equal(lastBlock.GetHash().ToString(), receipt.BlockHash);
Assert.Equal(response.TransactionId.ToString(), receipt.TransactionHash);
Assert.Empty(receipt.Logs); // TODO: Could add logs to this test
Assert.True(receipt.Success);
Assert.True(receipt.GasUsed > GasPriceList.BaseCost);
Assert.Equal(response.NewContractAddress, receipt.NewContractAddress);
Assert.Equal(this.node1.MinerAddress.Address, receipt.From);
Assert.Null(receipt.Error);
Assert.Null(receipt.To);
}
public void InternalTransfer_ToContractAddress()
{
// Ensure fixture is funded.
this.node1.MineBlocks(1);
// Deploy contract to send to
ContractCompilationResult receiveCompilationResult = ContractCompiler.CompileFile("SmartContracts/BasicReceive.cs");
Assert.True(receiveCompilationResult.Success);
BuildCreateContractTransactionResponse receiveResponse = this.node1.SendCreateContractTransaction(receiveCompilationResult.Compilation, 0);
this.node1.WaitMempoolCount(1);
this.node1.MineBlocks(1);
Assert.NotNull(this.node1.GetCode(receiveResponse.NewContractAddress));
// Deploy contract to send from
ContractCompilationResult compilationResult = ContractCompiler.CompileFile("SmartContracts/BasicTransfer.cs");
Assert.True(compilationResult.Success);
BuildCreateContractTransactionResponse preResponse = this.node1.SendCreateContractTransaction(compilationResult.Compilation, 0);
this.node1.WaitMempoolCount(1);
this.node1.MineBlocks(1);
Assert.NotNull(this.node1.GetCode(preResponse.NewContractAddress));
double amount = 25;
Money senderBalanceBefore = this.node1.WalletSpendableBalance;
uint256 currentHash = this.node1.GetLastBlock().GetHash();
// Send amount to contract, which will send to contract address
string[] parameters = new string[] { string.Format("{0}#{1}", (int)MethodParameterDataType.Address, receiveResponse.NewContractAddress.ToAddress(this.mockChain.Network)) };
BuildCallContractTransactionResponse response = this.node1.SendCallContractTransaction(
nameof(BasicTransfer.SendToAddress),
preResponse.NewContractAddress,
amount,
parameters);
this.node2.WaitMempoolCount(1);
this.node2.MineBlocks(1);
NBitcoin.Block lastBlock = this.node1.GetLastBlock();
// Blocks progressed
Assert.NotEqual(currentHash, lastBlock.GetHash());
// Contract doesn't maintain any balance
Assert.Equal((ulong)0, this.node1.GetContractBalance(preResponse.NewContractAddress));
// Receiver contract now has balance
Assert.Equal((ulong)new Money((int)amount, MoneyUnit.BTC), this.node1.GetContractBalance(receiveResponse.NewContractAddress));
// Receiver contract stored to state
Assert.Equal(new byte[] { 1 }, this.node1.GetStorageValue(receiveResponse.NewContractAddress, BasicReceive.ReceiveKey));
// Log was stored - bloom filter should be non-zero
Assert.NotEqual(new Bloom(), ((SmartContractBlockHeader)lastBlock.Header).LogsBloom);
// Block contains a condensing transaction
Assert.Equal(3, lastBlock.Transactions.Count);
Transaction condensingTransaction = lastBlock.Transactions[2];
Assert.Single(condensingTransaction.Outputs); // Entire balance was forwarded
byte[] toBytes = condensingTransaction.Outputs[0].ScriptPubKey.ToBytes();
Assert.Equal((byte)ScOpcodeType.OP_INTERNALCONTRACTTRANSFER, toBytes[0]);
uint160 toAddress = new uint160(toBytes.Skip(1).ToArray());
Assert.Equal(receiveResponse.NewContractAddress, toAddress.ToBase58Address(this.mockChain.Network));
Assert.Equal(new Money((long)amount, MoneyUnit.BTC), condensingTransaction.Outputs[0].Value);
Money fee = lastBlock.Transactions[0].Outputs[0].Value - new Money(50, MoneyUnit.BTC);
// Amount in wallet is reduced by amount sent and fee.
Assert.Equal(senderBalanceBefore - this.node1.WalletSpendableBalance, fee + new Money((long)amount, MoneyUnit.BTC));
// Receipt is correct
ReceiptResponse receipt = this.node1.GetReceipt(response.TransactionId.ToString());
Assert.Equal(lastBlock.GetHash().ToString(), receipt.BlockHash);
Assert.Equal(response.TransactionId.ToString(), receipt.TransactionHash);
Assert.Single(receipt.Logs);
Assert.Equal(receiveResponse.NewContractAddress, receipt.Logs[0].Address);
Assert.True(receipt.Success);
Assert.True(receipt.GasUsed > GasPriceList.BaseCost);
Assert.Null(receipt.NewContractAddress);
Assert.Equal(this.node1.MinerAddress.Address, receipt.From);
Assert.Null(receipt.Error);
Assert.Equal(preResponse.NewContractAddress, receipt.To);
}
public void InternalTransfer_ToContractAddress()
{
// Deploy contract to send to
ContractCompilationResult receiveCompilationResult = ContractCompiler.CompileFile("SmartContracts/BasicReceive.cs");
Assert.True(receiveCompilationResult.Success);
BuildCreateContractTransactionResponse receiveResponse = this.node1.SendCreateContractTransaction(receiveCompilationResult.Compilation, 0);
this.node1.WaitMempoolCount(1);
this.node1.WaitForBlocksToBeMined(1);
Assert.NotNull(this.node1.GetCode(receiveResponse.NewContractAddress));
// Deploy contract to send from
ContractCompilationResult compilationResult = ContractCompiler.CompileFile("SmartContracts/BasicTransfer.cs");
Assert.True(compilationResult.Success);
BuildCreateContractTransactionResponse preResponse = this.node1.SendCreateContractTransaction(compilationResult.Compilation, 0);
this.node1.WaitMempoolCount(1);
this.node1.WaitForBlocksToBeMined(1);
Assert.NotNull(this.node1.GetCode(preResponse.NewContractAddress));
double amount = 25;
uint256 currentHash = this.node1.GetLastBlock().GetHash();
// Send amount to contract, which will send to contract address
string[] parameters = new string[] { string.Format("{0}#{1}", (int)MethodParameterDataType.Address, receiveResponse.NewContractAddress.ToAddress(this.mockChain.Network)) };
BuildCallContractTransactionResponse response = this.node1.SendCallContractTransaction(
nameof(BasicTransfer.SendToAddress),
preResponse.NewContractAddress,
amount,
parameters);
this.node2.WaitMempoolCount(1);
this.node2.WaitForBlocksToBeMined(1);
NBitcoin.Block lastBlock = this.node1.GetLastBlock();
// Blocks progressed
Assert.NotEqual(currentHash, lastBlock.GetHash());
// Contract doesn't maintain any balance
Assert.Equal((ulong)0, this.node1.GetContractBalance(preResponse.NewContractAddress));
// Receiver contract now has balance
Assert.Equal((ulong)new Money((int)amount, MoneyUnit.BTC), this.node1.GetContractBalance(receiveResponse.NewContractAddress));
// Receiver contract stored to state
Assert.Equal(new byte[] { 1 }, this.node1.GetStorageValue(receiveResponse.NewContractAddress, BasicReceive.ReceiveKey));
// Receipt is correct
ReceiptResponse receipt = this.node1.GetReceipt(response.TransactionId.ToString());
Assert.Equal(response.TransactionId.ToString(), receipt.TransactionHash);
Assert.Single(receipt.Logs);
Assert.Equal(receiveResponse.NewContractAddress, receipt.Logs[0].Address);
Assert.True(receipt.Success);
Assert.True(receipt.GasUsed > GasPriceList.BaseCost);
Assert.Null(receipt.NewContractAddress);
Assert.Equal(this.node1.MinerAddress.Address, receipt.From);
Assert.Null(receipt.Error);
Assert.Equal(preResponse.NewContractAddress, receipt.To);
}
public void CreateContract_OneOfEachParameterType()
{
// Ensure fixture is funded.
this.node1.MineBlocks(1);
double amount = 25;
uint256 currentHash = this.node1.GetLastBlock().GetHash();
ContractCompilationResult compilationResult = ContractCompiler.CompileFile("SmartContracts/CreateWithAllParameters.cs");
Assert.True(compilationResult.Success);
const char testChar = 'c';
string testAddressBase58 = new uint160("0x0000000000000000000000000000000000000001").ToBase58Address(this.mockChain.Network);
Address testAddress = testAddressBase58.ToAddress(this.mockChain.Network);
const bool testBool = true;
const int testInt = Int32.MaxValue;
const long testLong = Int64.MaxValue;
const uint testUint = UInt32.MaxValue;
const ulong testUlong = UInt64.MaxValue;
const string testString = "The quick brown fox jumps over the lazy dog";
byte[] testBytes = new byte[] { 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09 };
string[] parameters = new string[]
{
string.Format("{0}#{1}", (int)MethodParameterDataType.Char, testChar),
string.Format("{0}#{1}", (int)MethodParameterDataType.Address, testAddressBase58),
string.Format("{0}#{1}", (int)MethodParameterDataType.Bool, testBool),
string.Format("{0}#{1}", (int)MethodParameterDataType.Int, testInt),
string.Format("{0}#{1}", (int)MethodParameterDataType.Long, testLong),
string.Format("{0}#{1}", (int)MethodParameterDataType.UInt, testUint),
string.Format("{0}#{1}", (int)MethodParameterDataType.ULong, testUlong),
string.Format("{0}#{1}", (int)MethodParameterDataType.String, testString),
string.Format("{0}#{1}", (int)MethodParameterDataType.ByteArray, testBytes.ToHexString()),
};
BuildCreateContractTransactionResponse response = this.node1.SendCreateContractTransaction(compilationResult.Compilation, amount, parameters);
this.node2.WaitMempoolCount(1);
this.node2.MineBlocks(1);
NBitcoin.Block lastBlock = this.node1.GetLastBlock();
// Blocks progressed
Assert.NotEqual(currentHash, lastBlock.GetHash());
// Contract was created
Assert.NotNull(this.node1.GetCode(response.NewContractAddress));
// Block doesn't contain any extra transactions
Assert.Equal(2, lastBlock.Transactions.Count);
// Contract keeps balance
Assert.Equal((ulong)new Money((ulong)amount, MoneyUnit.BTC), this.node1.GetContractBalance(response.NewContractAddress));
// All values were stored
Assert.Equal(this.serializer.Serialize(testChar), this.node1.GetStorageValue(response.NewContractAddress, "char"));
Assert.Equal(this.serializer.Serialize(testAddress), this.node1.GetStorageValue(response.NewContractAddress, "Address"));
Assert.Equal(this.serializer.Serialize(testBool), this.node1.GetStorageValue(response.NewContractAddress, "bool"));
Assert.Equal(this.serializer.Serialize(testInt), this.node1.GetStorageValue(response.NewContractAddress, "int"));
Assert.Equal(this.serializer.Serialize(testLong), this.node1.GetStorageValue(response.NewContractAddress, "long"));
Assert.Equal(this.serializer.Serialize(testUint), this.node1.GetStorageValue(response.NewContractAddress, "uint"));
Assert.Equal(this.serializer.Serialize(testUlong), this.node1.GetStorageValue(response.NewContractAddress, "ulong"));
Assert.Equal(this.serializer.Serialize(testString), this.node1.GetStorageValue(response.NewContractAddress, "string"));
Assert.Equal(testBytes, this.node1.GetStorageValue(response.NewContractAddress, "bytes"));
// Test that the contract address, event name, and logging values are available in the bloom.
var scBlockHeader = lastBlock.Header as SmartContractBlockHeader;
Assert.True(scBlockHeader.LogsBloom.Test(response.NewContractAddress.ToUint160(this.mockChain.Network).ToBytes()));
Assert.True(scBlockHeader.LogsBloom.Test(Encoding.UTF8.GetBytes("Log")));
Assert.True(scBlockHeader.LogsBloom.Test(this.serializer.Serialize(testChar)));
Assert.True(scBlockHeader.LogsBloom.Test(this.serializer.Serialize(testAddress)));
Assert.True(scBlockHeader.LogsBloom.Test(this.serializer.Serialize(testBool)));
Assert.True(scBlockHeader.LogsBloom.Test(this.serializer.Serialize(testInt)));
Assert.True(scBlockHeader.LogsBloom.Test(this.serializer.Serialize(testLong)));
Assert.True(scBlockHeader.LogsBloom.Test(this.serializer.Serialize(testUint)));
Assert.True(scBlockHeader.LogsBloom.Test(this.serializer.Serialize(testUlong)));
Assert.True(scBlockHeader.LogsBloom.Test(this.serializer.Serialize(testString)));
Assert.True(scBlockHeader.LogsBloom.Test(this.serializer.Serialize(testBytes)));
// And sanity test that random fields aren't contained in bloom.
Assert.False(scBlockHeader.LogsBloom.Test(Encoding.UTF8.GetBytes("RandomValue")));
Assert.False(scBlockHeader.LogsBloom.Test(BitConverter.GetBytes(123)));
// Receipt is correct
ReceiptResponse receipt = this.node1.GetReceipt(response.TransactionId.ToString());
Assert.Equal(lastBlock.GetHash().ToString(), receipt.BlockHash);
Assert.Equal(response.TransactionId.ToString(), receipt.TransactionHash);
Assert.True(receipt.Success);
Assert.Single(receipt.Logs);
Assert.True(receipt.GasUsed > GasPriceList.BaseCost);
Assert.Equal(response.NewContractAddress, receipt.NewContractAddress);
Assert.Equal(this.node1.MinerAddress.Address, receipt.From);
Assert.Null(receipt.To);
Assert.Null(receipt.Error);
}
public void SerializeArrays_ForEachMethodParamType()
{
// Ensure fixture is funded.
this.node1.MineBlocks(1);
double amount = 25;
uint256 currentHash = this.node1.GetLastBlock().GetHash();
ContractCompilationResult compilationResult = ContractCompiler.CompileFile("SmartContracts/CreateWithAllArrays.cs");
Assert.True(compilationResult.Success);
char[] chars = new char[] { 'a', '9' };
Address[] addresses = new Address[] { this.node1.MinerAddress.Address.ToAddress(this.mockChain.Network), "mipcBbFg9gMiCh81Kj8tqqdgoZub1ZJRfn".ToAddress(this.mockChain.Network) };
bool[] bools = new bool[] { false, true, false };
int[] ints = new int[] { 1, -123, int.MaxValue };
long[] longs = new long[] { 1, -123, long.MaxValue };
uint[] uints = new uint[] { 1, 123, uint.MaxValue };
ulong[] ulongs = new ulong[] { 1, 123, ulong.MaxValue };
string[] strings = new string[] { "Test", "", "The quick brown fox jumps over the lazy dog" }; // TODO: Ensure Assert checks "" equality in contract when null bug fixed
string[] parameters = new string[]
{
string.Format("{0}#{1}", (int)MethodParameterDataType.ByteArray, this.serializer.Serialize(chars).ToHexString()),
string.Format("{0}#{1}", (int)MethodParameterDataType.ByteArray, this.serializer.Serialize(addresses).ToHexString()),
string.Format("{0}#{1}", (int)MethodParameterDataType.ByteArray, this.serializer.Serialize(bools).ToHexString()),
string.Format("{0}#{1}", (int)MethodParameterDataType.ByteArray, this.serializer.Serialize(ints).ToHexString()),
string.Format("{0}#{1}", (int)MethodParameterDataType.ByteArray, this.serializer.Serialize(longs).ToHexString()),
string.Format("{0}#{1}", (int)MethodParameterDataType.ByteArray, this.serializer.Serialize(uints).ToHexString()),
string.Format("{0}#{1}", (int)MethodParameterDataType.ByteArray, this.serializer.Serialize(ulongs).ToHexString()),
string.Format("{0}#{1}", (int)MethodParameterDataType.ByteArray, this.serializer.Serialize(strings).ToHexString())
};
BuildCreateContractTransactionResponse response = this.node1.SendCreateContractTransaction(compilationResult.Compilation, amount, parameters);
this.node2.WaitMempoolCount(1);
this.node2.MineBlocks(1);
NBitcoin.Block lastBlock = this.node1.GetLastBlock();
// Blocks progressed
Assert.NotEqual(currentHash, lastBlock.GetHash());
// Contract was created
Assert.NotNull(this.node1.GetCode(response.NewContractAddress));
// Block doesn't contain any extra transactions
Assert.Equal(2, lastBlock.Transactions.Count);
// Contract keeps balance
Assert.Equal((ulong)new Money((ulong)amount, MoneyUnit.BTC), this.node1.GetContractBalance(response.NewContractAddress));
// All values were stored
Assert.Equal(this.serializer.Serialize(chars), this.node1.GetStorageValue(response.NewContractAddress, "chars"));
Assert.Equal(this.serializer.Serialize(addresses), this.node1.GetStorageValue(response.NewContractAddress, "addresses"));
Assert.Equal(this.serializer.Serialize(bools), this.node1.GetStorageValue(response.NewContractAddress, "bools"));
Assert.Equal(this.serializer.Serialize(ints), this.node1.GetStorageValue(response.NewContractAddress, "ints"));
Assert.Equal(this.serializer.Serialize(longs), this.node1.GetStorageValue(response.NewContractAddress, "longs"));
Assert.Equal(this.serializer.Serialize(uints), this.node1.GetStorageValue(response.NewContractAddress, "uints"));
Assert.Equal(this.serializer.Serialize(ulongs), this.node1.GetStorageValue(response.NewContractAddress, "ulongs"));
Assert.Equal(this.serializer.Serialize(strings), this.node1.GetStorageValue(response.NewContractAddress, "strings"));
// Receipt is correct
ReceiptResponse receipt = this.node1.GetReceipt(response.TransactionId.ToString());
Assert.Equal(lastBlock.GetHash().ToString(), receipt.BlockHash);
Assert.Equal(response.TransactionId.ToString(), receipt.TransactionHash);
Assert.True(receipt.Success);
Assert.Empty(receipt.Logs);
Assert.True(receipt.GasUsed > GasPriceList.BaseCost);
Assert.Equal(response.NewContractAddress, receipt.NewContractAddress);
Assert.Equal(this.node1.MinerAddress.Address, receipt.From);
Assert.Null(receipt.To);
Assert.Null(receipt.Error);
}
public void Internal_CallContract_SerializeEachParameterType()
{
// Ensure fixture is funded.
this.node1.MineBlocks(1);
// Deploy contract to send to
ContractCompilationResult compilationResult = ContractCompiler.CompileFile("SmartContracts/CallWithAllParameters.cs");
Assert.True(compilationResult.Success);
BuildCreateContractTransactionResponse preResponse = this.node1.SendCreateContractTransaction(compilationResult.Compilation, 0);
this.node1.WaitMempoolCount(1);
this.node1.MineBlocks(1);
Assert.NotNull(this.node1.GetCode(preResponse.NewContractAddress));
double amount = 25;
uint256 currentHash = this.node1.GetLastBlock().GetHash();
const char testChar = 'c';
string testAddressBase58 = new uint160("0x0000000000000000000000000000000000000001").ToBase58Address(this.mockChain.Network);
const bool testBool = true;
const int testInt = Int32.MaxValue;
const long testLong = Int64.MaxValue;
const uint testUint = UInt32.MaxValue;
const ulong testUlong = UInt64.MaxValue;
const string testString = "The quick brown fox jumps over the lazy dog";
string[] parameters = new string[]
{
string.Format("{0}#{1}", (int)MethodParameterDataType.Char, testChar),
string.Format("{0}#{1}", (int)MethodParameterDataType.Address, testAddressBase58),
string.Format("{0}#{1}", (int)MethodParameterDataType.Bool, testBool),
string.Format("{0}#{1}", (int)MethodParameterDataType.Int, testInt),
string.Format("{0}#{1}", (int)MethodParameterDataType.Long, testLong),
string.Format("{0}#{1}", (int)MethodParameterDataType.UInt, testUint),
string.Format("{0}#{1}", (int)MethodParameterDataType.ULong, testUlong),
string.Format("{0}#{1}", (int)MethodParameterDataType.String, testString),
string.Format("{0}#{1}", (int)MethodParameterDataType.Address, preResponse.NewContractAddress) // sendTo
};
compilationResult = ContractCompiler.CompileFile("SmartContracts/ForwardParameters.cs");
BuildCreateContractTransactionResponse response = this.node1.SendCreateContractTransaction(compilationResult.Compilation, amount, parameters);
this.node2.WaitMempoolCount(1);
this.node2.MineBlocks(1);
NBitcoin.Block lastBlock = this.node1.GetLastBlock();
// Blocks progressed
Assert.NotEqual(currentHash, lastBlock.GetHash());
// Block contains extra transaction forwarding balance
Assert.Equal(3, lastBlock.Transactions.Count);
// Contract called internally gets balance
Assert.Equal((ulong)new Money((ulong)amount, MoneyUnit.BTC), this.node1.GetContractBalance(preResponse.NewContractAddress));
// Receipt is correct
ReceiptResponse receipt = this.node1.GetReceipt(response.TransactionId.ToString());
Assert.Equal(lastBlock.GetHash().ToString(), receipt.BlockHash);
Assert.Equal(response.TransactionId.ToString(), receipt.TransactionHash);
Assert.True(receipt.Success);
Assert.Empty(receipt.Logs);
Assert.True(receipt.GasUsed > GasPriceList.BaseCost);
Assert.Equal(response.NewContractAddress, receipt.NewContractAddress);
Assert.Equal(this.node1.MinerAddress.Address, receipt.From);
Assert.Null(receipt.To);
Assert.Null(receipt.Error);
}
