public async Task ExchangeTokensViaSender()
{
EthereumAddress exchangeAddress = (EthereumAddress)ExchangeAddress;
ExchangeContract exchange = new ExchangeContract(RpcURL, exchangeAddress, new Account(SenderPrivateKey));
Order order = new Order
{
MakerAddress = (EthereumAddress)MakerAddress,
TakerAddress = (EthereumAddress)TakerAddress,
SenderAddress = exchange.CallerAccount.Address,
FeeRecipientAddress = exchange.CallerAccount.Address,
MakerFee = 10,
TakerFee = 10,
MakerAssetAmount = 100,
TakerAssetAmount = 100,
MakerAsset = ERC20Asset.Create((EthereumAddress)MakerTokenAddress),
TakerAsset = ERC20Asset.Create((EthereumAddress)TakerTokenAddress),
ExpirationTime = DateTime.UtcNow + new TimeSpan(1, 0, 0),
Salt = Random.GenerateSalt()
};
byte[] makerSignature = order.Sign(exchangeAddress, MakerPrivateKey);
Transaction tx = ExchangeContract.FillOrderGet0xTx(order, order.TakerAssetAmount, makerSignature);
byte[] takerSignature = tx.Sign(exchangeAddress, TakerPrivateKey);
string hash = await exchange.FillOrderAsync(
order,
order.TakerAssetAmount,
makerSignature,
takerSignature,
tx.Salt,
new TxParameters(1000000));
}
public void Hash()
{
Order order = new Order
{
MakerAddress = EthereumAddress.ZeroAddress,
TakerAddress = EthereumAddress.ZeroAddress,
FeeRecipientAddress = EthereumAddress.ZeroAddress,
SenderAddress = EthereumAddress.ZeroAddress,
MakerAssetAmount = 1,
TakerAssetAmount = 1,
MakerFee = 1,
TakerFee = 1,
Salt = 1,
ExpirationTime = new DateTime(1970, 1, 1, 0, 0, 1, DateTimeKind.Utc),
MakerAsset = ERC20Asset.Create(EthereumAddress.ZeroAddress),
TakerAsset = ERC20Asset.Create(EthereumAddress.ZeroAddress)
};
byte[] hash = order.Hash(EthereumAddress.ZeroAddress);
byte[] expectedHash = "0xd81bf9ae7657b4fc194c63e3ed26153f05032ed0173df4069ddf619f0b26c888"
.HexToByteArray();
CollectionAssert.AreEqual(expectedHash, hash);
}
public async Task CancelOrder()
{
EthereumAddress exchangeAddress = (EthereumAddress)ExchangeAddress;
ExchangeContract exchangeContract = new ExchangeContract(RpcURL, exchangeAddress, new Account(MakerPrivateKey));
Order order = new Order
{
MakerAddress = (EthereumAddress)MakerAddress,
TakerAddress = (EthereumAddress)TakerAddress,
SenderAddress = EthereumAddress.ZeroAddress,
FeeRecipientAddress = (EthereumAddress)(Web3.GetAddressFromPrivateKey(SenderPrivateKey)),
MakerFee = 10,
TakerFee = 10,
MakerAssetAmount = 100,
TakerAssetAmount = 100,
MakerAsset = ERC20Asset.Create((EthereumAddress)MakerTokenAddress),
TakerAsset = ERC20Asset.Create((EthereumAddress)TakerTokenAddress),
ExpirationTime = DateTime.UtcNow + new TimeSpan(1, 0, 0),
Salt = Random.GenerateSalt()
};
await exchangeContract.CancelOrderAsync(order, new TxParameters(1000000));
}
public void VerifySignature()
{
Order order = new Order
{
MakerAddress = EthereumAddress.ZeroAddress,
TakerAddress = EthereumAddress.ZeroAddress,
FeeRecipientAddress = EthereumAddress.ZeroAddress,
SenderAddress = EthereumAddress.ZeroAddress,
MakerAssetAmount = 1,
TakerAssetAmount = 1,
MakerFee = 1,
TakerFee = 1,
Salt = 1,
ExpirationTime = new DateTime(1970, 1, 1, 0, 0, 1, DateTimeKind.Utc),
MakerAsset = ERC20Asset.Create(EthereumAddress.ZeroAddress),
TakerAsset = ERC20Asset.Create(EthereumAddress.ZeroAddress)
};
byte[] signature = order.Sign(EthereumAddress.ZeroAddress, Constants.TestPrivateKey);
bool valid = order.VerifySignature(EthereumAddress.ZeroAddress,
(EthereumAddress)Constants.TestEthereumAddress, signature);
Assert.IsTrue(valid);
}
public async Task ExchangeTokens()
{
EthereumAddress exchangeAddress = (EthereumAddress)ExchangeAddress;
ExchangeContract exchange = new ExchangeContract(RpcURL, exchangeAddress, new Account(TakerPrivateKey));
Order order = new Order
{
MakerAddress = (EthereumAddress)MakerAddress,
TakerAddress = (EthereumAddress)TakerAddress,
SenderAddress = (EthereumAddress)TakerAddress,
FeeRecipientAddress = (EthereumAddress)(Web3.GetAddressFromPrivateKey(SenderPrivateKey)),
MakerFee = 10,
TakerFee = 10,
MakerAssetAmount = 100,
TakerAssetAmount = 100,
MakerAsset = ERC20Asset.Create((EthereumAddress)MakerTokenAddress),
TakerAsset = ERC20Asset.Create((EthereumAddress)TakerTokenAddress),
ExpirationTime = DateTime.UtcNow + new TimeSpan(1, 0, 0),
Salt = Random.GenerateSalt()
};
byte[] signature = order.Sign(exchangeAddress, MakerPrivateKey);
await exchange.FillOrderAsync(order, order.TakerAssetAmount, signature, new TxParameters(1000000));
}
public void FillOrderExecTxCallData()
{
// We use invalid data just because we want to test encoding of tx data
// for executeTransaction
Order order = new Order
{
SenderAddress = EthereumAddress.ZeroAddress,
MakerAddress = EthereumAddress.ZeroAddress,
TakerAddress = EthereumAddress.ZeroAddress,
FeeRecipientAddress = EthereumAddress.ZeroAddress,
MakerAssetAmount = 0,
TakerAssetAmount = 0,
MakerFee = 0,
TakerFee = 0,
ExpirationTime = new DateTime(1970, 1, 1, 0, 0, 0, DateTimeKind.Utc),
Salt = 0,
MakerAsset = ERC20Asset.Create(EthereumAddress.ZeroAddress),
TakerAsset = ERC20Asset.Create(EthereumAddress.ZeroAddress)
};
BigInteger takerAssetFillAmount = 0;
byte[] signature = new byte[1];
CallData callData = ExchangeContract.FillOrderCallData(order, takerAssetFillAmount, signature,
signature, 0, EthereumAddress.ZeroAddress, new Web3());
byte[] expectedTxData = ("0xbfc8bfce00000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000008000000000000000000000000000" +
"000000000000000000000000000000000003a0000000000000000000000000" +
"00000000000000000000000000000000000002e4b4be83d500000000000000" +
"00000000000000000000000000000000000000000000000060000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"0000000000000000000000000000000000000000000000000002a000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000180000000000000000000000000000000000000000000000000" +
"00000000000001e00000000000000000000000000000000000000000000000" +
"000000000000000024f47261b0000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"000000000000000000000024f47261b0000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000100000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000000000000000000000000000000000000000" +
"00000000000000000000000000010000000000000000000000000000000000" +
"000000000000000000000000000000").HexToByteArray();
CollectionAssert.AreEqual(expectedTxData, callData.TxData);
}
public void ERC20AssetCreationFromAssetData()
{
ERC20Asset asset = ERC20Asset.Create(_testERC20AssetData);
Assert.AreEqual(_testAddress, asset.TokenAddress);
}
public void ERC20AssetDataEncoding()
{
byte[] assetData = ERC20Asset.Create(_testAddress).AssetData;
byte[] expectedAssetData = _testERC20AssetData;
CollectionAssert.AreEqual(_testERC20AssetData, assetData);
}