public void SelectCoinsErrorTest01()
{
CoinSelectionUtil util = new CoinSelectionUtil();
UtxoData[] utxos = new UtxoData[0];
try
{
util.SelectCoins(utxos, 1500, 100000000, 20.0);
Assert.True(false);
}
catch (InvalidOperationException e)
{
output.WriteLine(e.Message);
Assert.Equal("utxoList is empty.", e.Message);
}
catch (Exception except)
{
output.WriteLine(except.Message);
throw except;
}
}
public void TaprootSchnorrSignTest1()
{
var sk = new Privkey("305e293b010d29bf3c888b617763a438fee9054c8cab66eb12ad078f819d9f27");
var spk = SchnorrPubkey.GetPubkeyFromPrivkey(sk, out bool _);
Assert.Equal("1777701648fa4dd93c74edd9d58cfcc7bdc2fa30a2f6fa908b6fd70c92833cfb", spk.ToHexString());
var addr = new Address(spk, CfdAddressType.Taproot, CfdNetworkType.Testnet);
var txHex = "020000000116d975e4c2cea30f72f4f5fe528f5a0727d9ea149892a50c030d44423088ea2f0000000000ffffffff0130f1029500000000160014164e985d0fc92c927a66c0cbaf78e6ea389629d500000000";
var outpoint = new OutPoint("2fea883042440d030ca5929814ead927075a8f52fef5f4720fa3cec2e475d916", 0);
var utxos = new UtxoData[] {
new UtxoData(outpoint, 2499999000, new Descriptor(addr)),
};
var tx = new Transaction(txHex);
var feeData = tx.EstimateFee(utxos, 2.0);
Assert.Equal(202, feeData.GetTotalFee());
tx.SetTxInUtxoData(utxos);
var sighashType = new SignatureHashType(CfdSighashType.All);
var sighash = tx.GetSigHashByUtxoData(outpoint, sighashType, spk);
Assert.Equal("e5b11ddceab1e4fc49a8132ae589a39b07acf49cabb2b0fbf6104bc31da12c02", sighash.ToHexString());
var signature = SchnorrUtil.Sign(sighash, sk);
var sig = signature.GetSignData(sighashType);
Assert.Equal("61f75636003a870b7a1685abae84eedf8c9527227ac70183c376f7b3a35b07ebcbea14749e58ce1a87565b035b2f3963baa5ae3ede95e89fd607ab7849f2087201", sig.ToHexString());
tx.AddTaprootSchnorrSign(outpoint, sig);
Assert.Equal("0200000000010116d975e4c2cea30f72f4f5fe528f5a0727d9ea149892a50c030d44423088ea2f0000000000ffffffff0130f1029500000000160014164e985d0fc92c927a66c0cbaf78e6ea389629d5014161f75636003a870b7a1685abae84eedf8c9527227ac70183c376f7b3a35b07ebcbea14749e58ce1a87565b035b2f3963baa5ae3ede95e89fd607ab7849f208720100000000", tx.ToHexString());
tx.VerifySignByUtxoList(outpoint);
var isVerify = spk.Verify(signature, sighash);
Assert.True(isVerify);
}
public void UtxoEqualsTest()
{
OutPoint outpoint1 = new OutPoint("0000000000000000000000000000000000000000000000000000000000000001", 0);
OutPoint outpoint2 = new OutPoint("0000000000000000000000000000000000000000000000000000000000000002", 0);
OutPoint outpoint3 = new OutPoint("0000000000000000000000000000000000000000000000000000000000000001", 1);
UtxoData utxo = new UtxoData(outpoint1);
UtxoData utxo1 = new UtxoData(outpoint1);
UtxoData utxo2 = new UtxoData(outpoint2);
UtxoData utxo3 = new UtxoData(outpoint3);
Assert.True(utxo.Equals(utxo1));
Assert.False(utxo.Equals(utxo2));
Assert.False(utxo.Equals(utxo3));
ElementsUtxoData eutxo = new ElementsUtxoData(outpoint1);
ElementsUtxoData eutxo1 = new ElementsUtxoData(outpoint1);
ElementsUtxoData eutxo2 = new ElementsUtxoData(outpoint2);
ElementsUtxoData eutxo3 = new ElementsUtxoData(outpoint3);
Assert.True(eutxo.Equals(eutxo1));
Assert.False(eutxo.Equals(eutxo2));
Assert.False(eutxo.Equals(eutxo3));
}
public void TaprootSchnorrSignTest2()
{
var sk = new Privkey("305e293b010d29bf3c888b617763a438fee9054c8cab66eb12ad078f819d9f27");
var spk = SchnorrPubkey.GetPubkeyFromPrivkey(sk, out bool _);
Assert.Equal("1777701648fa4dd93c74edd9d58cfcc7bdc2fa30a2f6fa908b6fd70c92833cfb", spk.ToHexString());
var addr = new Address(spk, CfdAddressType.Taproot, CfdNetworkType.Testnet);
var txHex = "020000000116d975e4c2cea30f72f4f5fe528f5a0727d9ea149892a50c030d44423088ea2f0000000000ffffffff0130f1029500000000160014164e985d0fc92c927a66c0cbaf78e6ea389629d500000000";
var outpoint = new OutPoint("2fea883042440d030ca5929814ead927075a8f52fef5f4720fa3cec2e475d916", 0);
var utxos = new UtxoData[] {
new UtxoData(outpoint, 2499999000, new Descriptor(addr.GetLockingScript(), CfdNetworkType.Mainnet)),
};
var tx = new Transaction(txHex);
tx.SetTxInUtxoData(utxos);
var sighashType = new SignatureHashType(CfdSighashType.All);
tx.AddSignWithPrivkeyByUtxoList(outpoint, sk, sighashType);
Assert.Equal("0200000000010116d975e4c2cea30f72f4f5fe528f5a0727d9ea149892a50c030d44423088ea2f0000000000ffffffff0130f1029500000000160014164e985d0fc92c927a66c0cbaf78e6ea389629d5014161f75636003a870b7a1685abae84eedf8c9527227ac70183c376f7b3a35b07ebcbea14749e58ce1a87565b035b2f3963baa5ae3ede95e89fd607ab7849f208720100000000", tx.ToHexString());
tx.VerifySignByUtxoList(outpoint);
}
public void TapScriptSignTest1()
{
var sk = new Privkey("305e293b010d29bf3c888b617763a438fee9054c8cab66eb12ad078f819d9f27");
var spk = SchnorrPubkey.GetPubkeyFromPrivkey(sk, out bool _);
Assert.Equal("1777701648fa4dd93c74edd9d58cfcc7bdc2fa30a2f6fa908b6fd70c92833cfb", spk.ToHexString());
var scriptCheckSig = Script.CreateFromAsm(new string[] { spk.ToHexString(), "OP_CHECKSIG" });
var tree = new TaprootScriptTree(scriptCheckSig);
tree.AddBranches(new string[] {
"4d18084bb47027f47d428b2ed67e1ccace5520fdc36f308e272394e288d53b6d",
"dc82121e4ff8d23745f3859e8939ecb0a38af63e6ddea2fff97a7fd61a1d2d54",
});
var taprootData = tree.GetTaprootData(spk);
Assert.Equal("3dee5a5387a2b57902f3a6e9da077726d19c6cc8c8c7b04bcf5a197b2a9b01d2", taprootData.Pubkey.ToHexString());
Assert.Equal("dfc43ba9fc5f8a9e1b6d6a50600c704bb9e41b741d9ed6de6559a53d2f38e513", taprootData.TapLeafHash.ToHexString());
Assert.Equal(
"c01777701648fa4dd93c74edd9d58cfcc7bdc2fa30a2f6fa908b6fd70c92833cfb4d18084bb47027f47d428b2ed67e1ccace5520fdc36f308e272394e288d53b6ddc82121e4ff8d23745f3859e8939ecb0a38af63e6ddea2fff97a7fd61a1d2d54",
taprootData.ControlBlock.ToHexString());
var tweakedPrivkey = tree.GetTweakedPrivkey(sk);
Assert.Equal("a7d17bee0b6313cf864a1ac6f203aafd74a40703ffc050f66517e4f83ff41a03", tweakedPrivkey.ToHexString());
var addr = new Address(taprootData.Pubkey, CfdAddressType.Taproot, CfdNetworkType.Mainnet);
Assert.Equal("bc1p8hh955u8526hjqhn5m5a5pmhymgecmxgerrmqj70tgvhk25mq8fqw77n40", addr.ToAddressString());
var txHex = "02000000015b80a1af0e00c700bee9c8e4442bec933fcdc0c686dac2dc336caaaf186c5d190000000000ffffffff0130f1029500000000160014164e985d0fc92c927a66c0cbaf78e6ea389629d500000000";
var outpoint = new OutPoint("195d6c18afaa6c33dcc2da86c6c0cd3f93ec2b44e4c8e9be00c7000eafa1805b", 0);
var utxos = new UtxoData[] {
new UtxoData(outpoint, 2499999000, new Descriptor(addr.GetLockingScript(), CfdNetworkType.Mainnet)),
};
var tx = new Transaction(txHex);
tx.SetTxInUtxoData(utxos);
var sighashType = new SignatureHashType(CfdSighashType.All);
var sighash = tx.GetSigHashByUtxoData(outpoint, sighashType, taprootData.TapLeafHash, Transaction.codeSeparatorPositionFinal);
Assert.Equal("80e53eaee13048aee9c6c13fa5a8529aad7fe2c362bfc16f1e2affc71f591d36", sighash.ToHexString());
var signature = SchnorrUtil.Sign(sighash, sk);
var sig = signature.GetSignData(sighashType);
Assert.Equal(
"f5aa6b260f9df687786cd3813ba83b476e195041bccea800f2571212f4aae9848a538b6175a4f8ea291d38e351ea7f612a3d700dca63cd3aff05d315c5698ee901",
sig.ToHexString());
tx.AddTapScriptSign(outpoint, new SignParameter[] { sig }, taprootData.TapScript, taprootData.ControlBlock);
Assert.Equal(
"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",
tx.ToHexString());
try
{
tx.VerifySignByUtxoList(outpoint);
Assert.True(false);
}
catch (InvalidOperationException ae)
{
Assert.Equal("CFD error[IllegalStateError] message:The script analysis of tapscript is not supported.", ae.Message);
}
catch (Exception e)
{
Assert.Null(e);
}
var isVerify = spk.Verify(signature, sighash);
Assert.True(isVerify);
}
