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add bip47 notification transaction test

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Craig Raw 2025-02-19 11:31:18 +02:00
parent 419ed1a699
commit 42968028cc
1 changed files with 54 additions and 0 deletions
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src/test/java/com/sparrowwallet/drongo/bip47/PaymentCodeTest.java
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@ -17,6 +17,7 @@ import org.junit.jupiter.api.Test;
import java.security.InvalidKeyException; import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException; import java.security.NoSuchAlgorithmException;
import java.security.NoSuchProviderException; import java.security.NoSuchProviderException;
import java.security.SecureRandom;
import java.security.spec.InvalidKeySpecException; import java.security.spec.InvalidKeySpecException;
import java.util.List; import java.util.List;
@ -80,6 +81,59 @@ public class PaymentCodeTest {
Assertions.assertEquals(alicePaymentCode, unblindedPaymentCode2); Assertions.assertEquals(alicePaymentCode, unblindedPaymentCode2);
} }
@Test
public void testLinking() throws MnemonicException, InvalidKeySpecException, NoSuchAlgorithmException, InvalidKeyException, NoSuchProviderException, InvalidPaymentCodeException {
SecureRandom secureRandom = new SecureRandom();
Bip39MnemonicCode bip39MnemonicCode = new Bip39MnemonicCode();
for(int i = 0; i < 10; i++) {
byte[] receiveEntropy = new byte[128];
secureRandom.nextBytes(receiveEntropy);
List<String> receiveWords = bip39MnemonicCode.toMnemonic(receiveEntropy);
DeterministicSeed receiveSeed = new DeterministicSeed(receiveWords, "", 0, DeterministicSeed.Type.BIP39);
Wallet receiveWallet = new Wallet();
receiveWallet.setPolicyType(PolicyType.SINGLE);
receiveWallet.setScriptType(ScriptType.P2WPKH);
Keystore receiveKeystore = Keystore.fromSeed(receiveSeed, receiveWallet.getScriptType().getDefaultDerivation());
receiveWallet.getKeystores().add(receiveKeystore);
receiveWallet.setDefaultPolicy(Policy.getPolicy(PolicyType.SINGLE, ScriptType.P2WPKH, receiveWallet.getKeystores(), 1));
byte[] sendEntropy = new byte[128];
secureRandom.nextBytes(sendEntropy);
List<String> sendWords = bip39MnemonicCode.toMnemonic(sendEntropy);
DeterministicSeed sendSeed = new DeterministicSeed(sendWords, "pp", 0, DeterministicSeed.Type.BIP39);
Wallet sendWallet = new Wallet();
sendWallet.setPolicyType(PolicyType.SINGLE);
sendWallet.setScriptType(ScriptType.P2WPKH);
Keystore sendKeystore = Keystore.fromSeed(sendSeed, sendWallet.getScriptType().getDefaultDerivation());
sendWallet.getKeystores().add(sendKeystore);
sendWallet.setDefaultPolicy(Policy.getPolicy(PolicyType.SINGLE, ScriptType.P2WPKH, sendWallet.getKeystores(), 1));
PaymentCode paymentCode = sendWallet.getPaymentCode();
PaymentCode externalPaymentCode = receiveWallet.getPaymentCode();
WalletNode input0Node = sendWallet.getNode(KeyPurpose.RECEIVE).getChildren().iterator().next();
Keystore keystore = sendWallet.getKeystores().getFirst();
ECKey input0Key = keystore.getKey(input0Node);
TransactionOutPoint input0Outpoint = new TransactionOutPoint(Sha256Hash.wrapReversed(Utils.hexToBytes("7bac25892e87fa41dcbef00d93c7b1c0b20999e85604d2ff8c87a3df4d6541cd")), 0);
SecretPoint secretPoint = new SecretPoint(input0Key.getPrivKeyBytes(), externalPaymentCode.getNotificationKey().getPubKey());
byte[] blindingMask = PaymentCode.getMask(secretPoint.ECDHSecretAsBytes(), input0Outpoint.bitcoinSerialize());
byte[] blindedPaymentCode = PaymentCode.blind(paymentCode.getPayload(), blindingMask);
Transaction transaction = new Transaction();
transaction.setSegwitFlag(Transaction.DEFAULT_SEGWIT_FLAG);
TransactionWitness witness = new TransactionWitness(transaction, input0Key, TransactionSignature.decodeFromBitcoin(Utils.hexToBytes("304402203e8cb5c4e988fe82afc406aab47e03c2836aaf949b75f1e627d79095e8a835ac02201275882e1ed436d2e133f1207b12fdd6f76a53b35ee7cc785ed0d6de88f4108001"), false));
transaction.addInput(input0Outpoint.getHash(), input0Outpoint.getIndex(), new Script(new byte[0]), witness);
transaction.addOutput(10000, externalPaymentCode.getNotificationAddress());
List<ScriptChunk> opReturnChunks = List.of(ScriptChunk.fromOpcode(ScriptOpCodes.OP_RETURN), ScriptChunk.fromData(blindedPaymentCode));
transaction.addOutput(10000, new Script(opReturnChunks));
Wallet receiveNotificationWallet = receiveWallet.getNotificationWallet();
PaymentCode recoveredPaymentCode = PaymentCode.getPaymentCode(transaction, receiveNotificationWallet.getKeystores().getFirst());
Assertions.assertEquals(paymentCode, recoveredPaymentCode);
}
}
@Test @Test
public void testFromSeed() throws MnemonicException { public void testFromSeed() throws MnemonicException {
DeterministicSeed aliceSeed = new DeterministicSeed("response seminar brave tip suit recall often sound stick owner lottery motion", "", 0, DeterministicSeed.Type.BIP39); DeterministicSeed aliceSeed = new DeterministicSeed("response seminar brave tip suit recall often sound stick owner lottery motion", "", 0, DeterministicSeed.Type.BIP39);