public void TestSha256HashSigning()
{
Network.UsePublicNetwork();
var source = KeyPair.FromAccountId("GBBM6BKZPEHWYO3E3YKREDPQXMS4VK35YLNU7NFBRI26RAN7GI5POFBB");
var destination = KeyPair.FromAccountId("GDJJRRMBK4IWLEPJGIE6SXD2LP7REGZODU7WDC3I2D6MR37F4XSHBKX2");
var account = new Account(source, 0L);
var transaction = new Transaction.Builder(account)
.AddOperation(new PaymentOperation.Builder(destination, new AssetTypeNative(), "2000").Build())
.Build();
var preimage = new byte[64];
var rngCsp = new RNGCryptoServiceProvider();
rngCsp.GetBytes(preimage);
var hash = Util.Hash(preimage);
transaction.Sign(preimage);
Assert.IsTrue(transaction.Signatures[0].Signature.InnerValue.Equals(preimage));
var length = hash.Length;
var rangeHashCopy = hash.Skip(length - 4).Take(4).ToArray();
Assert.IsTrue(transaction.Signatures[0].Hint.InnerValue.SequenceEqual(rangeHashCopy));
}
public void TestBuilderMemoText()
{
// GBPMKIRA2OQW2XZZQUCQILI5TMVZ6JNRKM423BSAISDM7ZFWQ6KWEBC4
var source = KeyPair.FromSecretSeed("SCH27VUZZ6UAKB67BDNF6FA42YMBMQCBKXWGMFD5TZ6S5ZZCZFLRXKHS");
var destination = KeyPair.FromAccountId("GDW6AUTBXTOC7FIKUO5BOO3OGLK4SF7ZPOBLMQHMZDI45J2Z6VXRB5NR");
var account = new Account(source, 2908908335136768);
var transaction = new Transaction.Builder(account)
.AddOperation(new CreateAccountOperation.Builder(destination, "2000").Build())
.AddMemo(Memo.Text("Hello world!"))
.Build();
transaction.Sign(source);
Assert.AreEqual(
"AAAAAF7FIiDToW1fOYUFBC0dmyufJbFTOa2GQESGz+S2h5ViAAAAZAAKVaMAAAABAAAAAAAAAAEAAAAMSGVsbG8gd29ybGQhAAAAAQAAAAAAAAAAAAAAAO3gUmG83C+VCqO6FztuMtXJF/l7grZA7MjRzqdZ9W8QAAAABKgXyAAAAAAAAAAAAbaHlWIAAABAxzofBhoayuUnz8t0T1UNWrTgmJ+lCh9KaeOGu2ppNOz9UGw0abGLhv+9oWQsstaHx6YjwWxL+8GBvwBUVWRlBQ==",
transaction.ToEnvelopeXdrBase64());
}
public void TestNoOperations()
{
// GBPMKIRA2OQW2XZZQUCQILI5TMVZ6JNRKM423BSAISDM7ZFWQ6KWEBC4
var source = KeyPair.FromSecretSeed("SCH27VUZZ6UAKB67BDNF6FA42YMBMQCBKXWGMFD5TZ6S5ZZCZFLRXKHS");
var account = new Account(source, 2908908335136768L);
try
{
var unused = new Transaction.Builder(account).Build();
Assert.Fail();
}
catch (Exception exception)
{
Assert.IsTrue(exception.Message.Contains("At least one operation required"));
Assert.AreEqual(2908908335136768L, account.SequenceNumber);
}
}
public void TestBuilderSuccessPublic()
{
Network.UsePublicNetwork();
// GBPMKIRA2OQW2XZZQUCQILI5TMVZ6JNRKM423BSAISDM7ZFWQ6KWEBC4
var source = KeyPair.FromSecretSeed("SCH27VUZZ6UAKB67BDNF6FA42YMBMQCBKXWGMFD5TZ6S5ZZCZFLRXKHS");
var destination = KeyPair.FromAccountId("GDW6AUTBXTOC7FIKUO5BOO3OGLK4SF7ZPOBLMQHMZDI45J2Z6VXRB5NR");
var account = new Account(source, 2908908335136768L);
var transaction = new Transaction.Builder(account)
.AddOperation(new CreateAccountOperation.Builder(destination, "2000").Build())
.Build();
transaction.Sign(source);
Assert.AreEqual(
"AAAAAF7FIiDToW1fOYUFBC0dmyufJbFTOa2GQESGz+S2h5ViAAAAZAAKVaMAAAABAAAAAAAAAAAAAAABAAAAAAAAAAAAAAAA7eBSYbzcL5UKo7oXO24y1ckX+XuCtkDsyNHOp1n1bxAAAAAEqBfIAAAAAAAAAAABtoeVYgAAAEDzfR5PgRFim5Wdvq9ImdZNWGBxBWwYkQPa9l5iiBdtPLzAZv6qj+iOfSrqinsoF0XrLkwdIcZQVtp3VRHhRoUE",
transaction.ToEnvelopeXdrBase64());
}
public void TestToBase64EnvelopeXdrBuilderNoSignatures()
{
// GBPMKIRA2OQW2XZZQUCQILI5TMVZ6JNRKM423BSAISDM7ZFWQ6KWEBC4
var source = KeyPair.FromSecretSeed("SCH27VUZZ6UAKB67BDNF6FA42YMBMQCBKXWGMFD5TZ6S5ZZCZFLRXKHS");
var destination = KeyPair.FromAccountId("GDW6AUTBXTOC7FIKUO5BOO3OGLK4SF7ZPOBLMQHMZDI45J2Z6VXRB5NR");
var account = new Account(source, 2908908335136768L);
var transaction = new Transaction.Builder(account)
.AddOperation(new CreateAccountOperation.Builder(destination, "2000").Build())
.Build();
try
{
transaction.ToEnvelopeXdrBase64();
Assert.Fail();
}
catch (Exception exception)
{
Assert.IsTrue(exception.Message.Contains("Transaction must be signed by at least one signer."));
}
}
public void TestBuilderSuccessTestnet()
{
// GBPMKIRA2OQW2XZZQUCQILI5TMVZ6JNRKM423BSAISDM7ZFWQ6KWEBC4
var source = KeyPair.FromSecretSeed("SCH27VUZZ6UAKB67BDNF6FA42YMBMQCBKXWGMFD5TZ6S5ZZCZFLRXKHS");
var destination = KeyPair.FromAccountId("GDW6AUTBXTOC7FIKUO5BOO3OGLK4SF7ZPOBLMQHMZDI45J2Z6VXRB5NR");
var sequenceNumber = 2908908335136768L;
var account = new Account(source, sequenceNumber);
var transaction = new Transaction.Builder(account)
.AddOperation(new CreateAccountOperation.Builder(destination, "2000").Build())
.Build();
transaction.Sign(source);
Assert.AreEqual(
"AAAAAF7FIiDToW1fOYUFBC0dmyufJbFTOa2GQESGz+S2h5ViAAAAZAAKVaMAAAABAAAAAAAAAAAAAAABAAAAAAAAAAAAAAAA7eBSYbzcL5UKo7oXO24y1ckX+XuCtkDsyNHOp1n1bxAAAAAEqBfIAAAAAAAAAAABtoeVYgAAAEDLki9Oi700N60Lo8gUmEFHbKvYG4QSqXiLIt9T0ru2O5BphVl/jR9tYtHAD+UeDYhgXNgwUxqTEu1WukvEyYcD",
transaction.ToEnvelopeXdrBase64());
Assert.AreEqual(transaction.SourceAccount, source);
Assert.AreEqual(transaction.SequenceNumber, sequenceNumber + 1);
Assert.AreEqual(transaction.Fee, 100);
}
public void TestBuilderTimeBounds()
{
// GBPMKIRA2OQW2XZZQUCQILI5TMVZ6JNRKM423BSAISDM7ZFWQ6KWEBC4
var source = KeyPair.FromSecretSeed("SCH27VUZZ6UAKB67BDNF6FA42YMBMQCBKXWGMFD5TZ6S5ZZCZFLRXKHS");
var destination = KeyPair.FromAccountId("GDW6AUTBXTOC7FIKUO5BOO3OGLK4SF7ZPOBLMQHMZDI45J2Z6VXRB5NR");
var account = new Account(source, 2908908335136768L);
var transaction = new Transaction.Builder(account)
.AddOperation(new CreateAccountOperation.Builder(destination, "2000").Build())
.AddTimeBounds(new TimeBounds(42, 1337))
.Build();
transaction.Sign(source);
// Convert transaction to binary XDR and back again to make sure timebounds are correctly de/serialized.
var bytes = transaction.ToEnvelopeXdrBase64().ToCharArray();
var xdrDataInputStream = new XdrDataInputStream(Convert.FromBase64CharArray(bytes, 0, bytes.Length));
var decodedTransaction = XdrTransaction.Decode(xdrDataInputStream);
Assert.AreEqual(decodedTransaction.TimeBounds.MinTime.InnerValue, 42);
Assert.AreEqual(decodedTransaction.TimeBounds.MaxTime.InnerValue, 1337);
}
