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TWBitcoinSigningTests.cpp
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TWBitcoinSigningTests.cpp
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// SPDX-License-Identifier: Apache-2.0
//
// Copyright © 2017 Trust Wallet.
#include "Base58.h"
#include "Bitcoin/Address.h"
#include "Bitcoin/OutPoint.h"
#include "Bitcoin/Script.h"
#include "Bitcoin/SegwitAddress.h"
#include "Bitcoin/SigHashType.h"
#include "Bitcoin/Transaction.h"
#include "Bitcoin/TransactionBuilder.h"
#include "Bitcoin/TransactionSigner.h"
#include "BitcoinOrdinalNftData.h"
#include "Hash.h"
#include "HexCoding.h"
#include "PrivateKey.h"
#include "TxComparisonHelper.h"
#include "proto/Bitcoin.pb.h"
#include "TestUtilities.h"
#include <TrustWalletCore/TWAnySigner.h>
#include <TrustWalletCore/TWBitcoinScript.h>
#include <TrustWalletCore/TWCoinType.h>
#include <TrustWalletCore/TWPublicKeyType.h>
#include <fstream>
#include <vector>
#include <iterator>
#include <cassert>
#include <gtest/gtest.h>
namespace TW::Bitcoin {
// clang-format off
SigningInput buildInputP2PKH(bool omitKey = false) {
auto hash0 = parse_hex("fff7f7881a8099afa6940d42d1e7f6362bec38171ea3edf433541db4e4ad969f");
auto hash1 = parse_hex("ef51e1b804cc89d182d279655c3aa89e815b1b309fe287d9b2b55d57b90ec68a");
// Setup input
SigningInput input;
input.hashType = hashTypeForCoin(TWCoinTypeBitcoin);
input.amount = 335'790'000;
input.byteFee = 1;
input.toAddress = "1Bp9U1ogV3A14FMvKbRJms7ctyso4Z4Tcx";
input.changeAddress = "1FQc5LdgGHMHEN9nwkjmz6tWkxhPpxBvBU";
input.coinType = TWCoinTypeBitcoin;
auto utxoKey0 = PrivateKey(parse_hex("bbc27228ddcb9209d7fd6f36b02f7dfa6252af40bb2f1cbc7a557da8027ff866"));
auto pubKey0 = utxoKey0.getPublicKey(TWPublicKeyTypeSECP256k1);
auto utxoPubkeyHash0 = Hash::ripemd(Hash::sha256(pubKey0.bytes));
assert(hex(utxoPubkeyHash0) == "b7cd046b6d522a3d61dbcb5235c0e9cc97265457");
if (!omitKey) {
input.privateKeys.push_back(utxoKey0);
}
auto utxoKey1 = PrivateKey(parse_hex("619c335025c7f4012e556c2a58b2506e30b8511b53ade95ea316fd8c3286feb9"));
auto pubKey1 = utxoKey1.getPublicKey(TWPublicKeyTypeSECP256k1);
auto utxoPubkeyHash1 = Hash::ripemd(Hash::sha256(pubKey1.bytes));
assert(hex(utxoPubkeyHash1) == "1d0f172a0ecb48aee1be1f2687d2963ae33f71a1");
if (!omitKey) {
input.privateKeys.push_back(utxoKey1);
}
auto utxo0Script = Script::buildPayToPublicKeyHash(utxoPubkeyHash0);
Data scriptHash;
utxo0Script.matchPayToPublicKeyHash(scriptHash);
assert(hex(scriptHash) == "b7cd046b6d522a3d61dbcb5235c0e9cc97265457");
UTXO utxo0;
utxo0.script = utxo0Script;
utxo0.amount = 625'000'000;
utxo0.outPoint = OutPoint(hash0, 0, UINT32_MAX);
input.utxos.push_back(utxo0);
UTXO utxo1;
utxo1.script = Script(parse_hex("0014"
"1d0f172a0ecb48aee1be1f2687d2963ae33f71a1"));
utxo1.amount = 600'000'000;
utxo1.outPoint = OutPoint(hash1, 1, UINT32_MAX);
input.utxos.push_back(utxo1);
return input;
}
TEST(BitcoinSigning, SpendMinimumAmountP2WPKH) {
auto myPrivateKey = PrivateKey(parse_hex("9ea2172511ed73ae0096be8e593c3b75631700edaf729f1abbae607314a20e35"));
auto myPublicKey = myPrivateKey.getPublicKey(TWPublicKeyTypeSECP256k1);
auto utxoPubkeyHash = Hash::ripemd(Hash::sha256(myPublicKey.bytes));
auto redeemScript = Script::buildPayToWitnessPublicKeyHash(utxoPubkeyHash);
// Both two UTXOs came from the same transaction.
auto utxoHash = parse_hex("e8b3c2d0d5851cef139d87dfb5794db8897ce90ce1b6961526f61923baf5b5a3");
std::reverse(utxoHash.begin(), utxoHash.end());
auto segwitDustAmount = 294;
// Setup input
SigningInput input;
input.hashType = hashTypeForCoin(TWCoinTypeBitcoin);
input.amount = 546;
input.useMaxAmount = false;
input.useMaxUtxo = true;
input.byteFee = 27;
input.toAddress = "bc1qvrt7ukvhvmdny0a3j9k8l8jasx92lrqm30t2u2";
input.changeAddress = "bc1qvrt7ukvhvmdny0a3j9k8l8jasx92lrqm30t2u2";
input.coinType = TWCoinTypeBitcoin;
input.dustCalculator = std::make_shared<FixedDustCalculator>(segwitDustAmount);
input.privateKeys.push_back(myPrivateKey);
input.scripts[hex(utxoPubkeyHash)] = redeemScript;
UTXO utxo0;
utxo0.script = redeemScript;
utxo0.amount = segwitDustAmount;
utxo0.outPoint = OutPoint(utxoHash, 0, UINT32_MAX);
input.utxos.push_back(utxo0);
UTXO utxo1;
utxo1.script = redeemScript;
utxo1.amount = 16776;
utxo1.outPoint = OutPoint(utxoHash, 1, UINT32_MAX);
input.utxos.push_back(utxo1);
{
// test plan (but do not reuse plan result)
auto plan = TransactionBuilder::plan(input);
EXPECT_TRUE(verifyPlan(plan, {294, 16776}, 546, 5643));
EXPECT_EQ(plan.change, 10881);
}
// Signs
auto result = TransactionSigner<Transaction, TransactionBuilder>::sign(input);
ASSERT_TRUE(result) << std::to_string(result.error());
const auto signedTx = result.payload();
Data serialized;
signedTx.encode(serialized);
EXPECT_EQ(
hex(serialized),
"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"
);
}
TEST(BitcoinSigning, ExtraOutputs) {
auto privateKey = parse_hex("e253373989199da27c48680e3a3fc0f648d50f9a727ef17a7fe6a4dc3b159129");
auto ownAddress = "1MhdctqCwYMn2DT4mshpwvYtfF98wBojXS";
auto toAddress = "1PRuxNSZwUXym6A31kmrArdT2BGJiTna19";
auto utxoAmount = 10000;
auto toAmount = 2000;
int byteFee = 6;
auto signingInput = Proto::SigningInput();
signingInput.set_hash_type(TWBitcoinSigHashTypeAll);
signingInput.set_amount(toAmount);
signingInput.set_byte_fee(byteFee);
signingInput.set_to_address(toAddress);
signingInput.set_change_address(ownAddress);
signingInput.add_private_key(privateKey.data(), privateKey.size());
auto utxoScript = Script::lockScriptForAddress(ownAddress, TWCoinTypeBitcoin);
auto& utxo = *signingInput.add_utxo();
// The UTXO doesn't belong to the `ownAddress`, it's used just for the test purposes.
auto utxoHash = parse_hex("d15d38de9a619809b575532a235d23947c4ff7d219d3feb6c5b6105d23360f4e");
std::reverse(utxoHash.begin(), utxoHash.end());
utxo.mutable_out_point()->set_hash(utxoHash.data(), utxoHash.size());
utxo.mutable_out_point()->set_index(0);
utxo.mutable_out_point()->set_sequence(4294967290);
utxo.set_amount(utxoAmount);
utxo.set_script(utxoScript.bytes.data(), utxoScript.bytes.size());
auto& output1 = *signingInput.add_extra_outputs();
output1.set_to_address("bc1qkm0awulcn94gmtjwzwkvnpflc3ytt7a6cjentn");
output1.set_amount(2000UL);
auto& output2 = *signingInput.add_extra_outputs();
output2.set_to_address("bc1pqa49cxxdqyr49nwe2379tq4xsc4e8qe8mdxyjx3mprnftcde0v4s3lnhzq");
output2.set_amount(2000UL);
Proto::TransactionPlan plan;
ANY_PLAN(signingInput, plan, TWCoinTypeBitcoin);
EXPECT_EQ(plan.amount(), 2000L);
EXPECT_EQ(plan.change(), 2200L);
EXPECT_EQ(plan.fee(), 1800L);
*signingInput.mutable_plan() = plan;
Proto::SigningOutput output;
ANY_SIGN(signingInput, TWCoinTypeBitcoin);
EXPECT_EQ(output.error(), Common::Proto::OK);
EXPECT_EQ(output.transaction().inputs_size(), 1);
// Expected outputs: `amount`, `change`, `extra_output[0]`, `extra_output[1]`
EXPECT_EQ(output.transaction().outputs_size(), 4);
EXPECT_EQ(hex(output.encoded()), "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");
}
/// It would be enough to use the only `utxo0` to send `toAmount` and pay the fee.
/// But since the `extraOutputs` are present, `utxo0` is not enough to generate the transaction.
/// Here, `utxoAmount - toAmount - extraOutputsAmount - fee = -1799`
/// Please note that the `toAmount` shouldn't be reduced if `extraOutputs` are set.
TEST(BitcoinSigning, ExtraOutputsExceedAvailableAmount) {
auto privateKey = parse_hex("e253373989199da27c48680e3a3fc0f648d50f9a727ef17a7fe6a4dc3b159129");
auto ownAddress = "1MhdctqCwYMn2DT4mshpwvYtfF98wBojXS";
auto toAddress = "1PRuxNSZwUXym6A31kmrArdT2BGJiTna19";
auto utxoAmount = 10000;
auto toAmount = 5999;
int byteFee = 6;
auto signingInput = Proto::SigningInput();
signingInput.set_hash_type(TWBitcoinSigHashTypeAll);
signingInput.set_amount(toAmount);
signingInput.set_byte_fee(byteFee);
signingInput.set_to_address(toAddress);
signingInput.set_change_address(ownAddress);
signingInput.add_private_key(privateKey.data(), privateKey.size());
auto utxoScript = Script::lockScriptForAddress(ownAddress, TWCoinTypeBitcoin);
auto& utxo = *signingInput.add_utxo();
// The UTXO doesn't belong to the `ownAddress`, it's used just for the test purposes.
auto utxoHash = parse_hex("d15d38de9a619809b575532a235d23947c4ff7d219d3feb6c5b6105d23360f4e");
std::reverse(utxoHash.begin(), utxoHash.end());
utxo.mutable_out_point()->set_hash(utxoHash.data(), utxoHash.size());
utxo.mutable_out_point()->set_index(0);
utxo.mutable_out_point()->set_sequence(4294967290);
utxo.set_amount(utxoAmount);
utxo.set_script(utxoScript.bytes.data(), utxoScript.bytes.size());
auto& output1 = *signingInput.add_extra_outputs();
output1.set_to_address("bc1qkm0awulcn94gmtjwzwkvnpflc3ytt7a6cjentn");
output1.set_amount(2000UL);
auto& output2 = *signingInput.add_extra_outputs();
output2.set_to_address("bc1pqa49cxxdqyr49nwe2379tq4xsc4e8qe8mdxyjx3mprnftcde0v4s3lnhzq");
output2.set_amount(2000UL);
Proto::TransactionPlan plan;
ANY_PLAN(signingInput, plan, TWCoinTypeBitcoin);
EXPECT_EQ(plan.error(), Common::Proto::Error_not_enough_utxos);
}
/// It would be enough to use the only `utxo0` to send `toAmount` and pay the fee.
/// But since the `extraOutputs` are present, the transaction builder needs to select one extra UTXO (e.g. `utxo1`).
TEST(BitcoinSigning, ExtraOutputsRequireExtraInputs) {
auto privateKey = parse_hex("e253373989199da27c48680e3a3fc0f648d50f9a727ef17a7fe6a4dc3b159129");
auto ownAddress = "1MhdctqCwYMn2DT4mshpwvYtfF98wBojXS";
auto toAddress = "1PRuxNSZwUXym6A31kmrArdT2BGJiTna19";
auto utxo0Amount = 10000;
auto utxo1Amount = 3000;
auto toAmount = 5999;
int byteFee = 6;
auto signingInput = Proto::SigningInput();
signingInput.set_hash_type(TWBitcoinSigHashTypeAll);
signingInput.set_amount(toAmount);
signingInput.set_byte_fee(byteFee);
signingInput.set_to_address(toAddress);
signingInput.set_change_address(ownAddress);
signingInput.add_private_key(privateKey.data(), privateKey.size());
// Dust threshold will be 612 (102 * 6) if otherwise is not set.
// So to fix the test, we should set the 313 dust threshold for the change output to be included.
signingInput.set_fixed_dust_threshold(313);
auto utxoScript = Script::lockScriptForAddress(ownAddress, TWCoinTypeBitcoin);
auto& utxo0 = *signingInput.add_utxo();
// The UTXO doesn't belong to the `ownAddress`, it's used just for the test purposes.
auto utxoHash = parse_hex("d15d38de9a619809b575532a235d23947c4ff7d219d3feb6c5b6105d23360f4e");
std::reverse(utxoHash.begin(), utxoHash.end());
utxo0.mutable_out_point()->set_hash(utxoHash.data(), utxoHash.size());
utxo0.mutable_out_point()->set_index(0);
utxo0.mutable_out_point()->set_sequence(4294967290);
utxo0.set_amount(utxo0Amount);
utxo0.set_script(utxoScript.bytes.data(), utxoScript.bytes.size());
auto& utxo1 = *signingInput.add_utxo();
std::reverse(utxoHash.begin(), utxoHash.end());
utxo1.mutable_out_point()->set_hash(utxoHash.data(), utxoHash.size());
utxo1.mutable_out_point()->set_index(1);
utxo1.mutable_out_point()->set_sequence(4294967290);
utxo1.set_amount(utxo1Amount);
utxo1.set_script(utxoScript.bytes.data(), utxoScript.bytes.size());
auto& output1 = *signingInput.add_extra_outputs();
output1.set_to_address("bc1qkm0awulcn94gmtjwzwkvnpflc3ytt7a6cjentn");
output1.set_amount(2000UL);
auto& output2 = *signingInput.add_extra_outputs();
output2.set_to_address("bc1pqa49cxxdqyr49nwe2379tq4xsc4e8qe8mdxyjx3mprnftcde0v4s3lnhzq");
output2.set_amount(2000UL);
Proto::TransactionPlan plan;
ANY_PLAN(signingInput, plan, TWCoinTypeBitcoin);
EXPECT_EQ(plan.error(), Common::Proto::OK);
EXPECT_EQ(plan.amount(), toAmount);
EXPECT_EQ(plan.fee(), 2688L);
EXPECT_EQ(plan.change(), 313L);
Proto::SigningOutput output;
ANY_SIGN(signingInput, TWCoinTypeBitcoin);
EXPECT_EQ(output.transaction().inputs_size(), 2);
// Expected outputs: `amount`, `change`, `extra_output[0]`, `extra_output[1]`
EXPECT_EQ(output.transaction().outputs_size(), 4);
EXPECT_EQ(hex(output.encoded()), "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");
}
/// This test only checks if the transaction output will have an expected value.
/// It doesn't check correctness of the encoded representation.
/// Issue: https://github.com/trustwallet/wallet-core/issues/3273
TEST(BitcoinSigning, SignMaxAmount) {
const auto privateKey = parse_hex("4646464646464646464646464646464646464646464646464646464646464646");
const auto ownAddress = "bc1qhkfq3zahaqkkzx5mjnamwjsfpq2jk7z00ppggv";
const auto revUtxoHash0 =
parse_hex("07c42b969286be06fae38528c85f0a1ce508d4df837eb5ac4cf5f2a7a9d65fa8");
const auto inPubKey0 =
parse_hex("024bc2a31265153f07e70e0bab08724e6b85e217f8cd628ceb62974247bb493382");
const auto inPubKeyHash0 = parse_hex("bd92088bb7e82d611a9b94fbb74a0908152b784f");
const auto utxoScript0 = parse_hex("0014bd92088bb7e82d611a9b94fbb74a0908152b784f");
const auto initialAmount = 10'189'533;
const auto availableAmount = 10'189'534;
const auto fee = 110;
const auto amountWithoutFee = availableAmount - fee;
// There shouldn't be any change
const auto change = 0;
Proto::SigningInput signingInput;
signingInput.set_coin_type(TWCoinTypeBitcoin);
signingInput.set_hash_type(TWBitcoinSigHashTypeAll);
signingInput.set_amount(initialAmount);
signingInput.set_byte_fee(1);
signingInput.set_to_address("bc1q2dsdlq3343vk29runkgv4yc292hmq53jedfjmp");
signingInput.set_change_address(ownAddress);
signingInput.set_use_max_amount(true);
*signingInput.add_private_key() = std::string(privateKey.begin(), privateKey.end());
// Add UTXO
auto utxo = signingInput.add_utxo();
utxo->set_script(utxoScript0.data(), utxoScript0.size());
utxo->set_amount(availableAmount);
utxo->mutable_out_point()->set_hash(
std::string(revUtxoHash0.begin(), revUtxoHash0.end()));
utxo->mutable_out_point()->set_index(0);
utxo->mutable_out_point()->set_sequence(UINT32_MAX);
// Plan
Proto::TransactionPlan plan;
ANY_PLAN(signingInput, plan, TWCoinTypeBitcoin);
// Plan is checked, assume it is accepted
EXPECT_EQ(plan.amount(), amountWithoutFee);
EXPECT_EQ(plan.available_amount(), availableAmount);
EXPECT_EQ(plan.fee(), fee);
EXPECT_EQ(plan.change(), change);
*signingInput.mutable_plan() = plan;
Proto::SigningOutput output;
ANY_SIGN(signingInput, TWCoinTypeBitcoin);
const auto& output0 = output.transaction().outputs().at(0);
EXPECT_EQ(output0.value(), amountWithoutFee);
}
TEST(BitcoinSigning, SignBRC20TransferCommit) {
auto privateKey = parse_hex("e253373989199da27c48680e3a3fc0f648d50f9a727ef17a7fe6a4dc3b159129");
auto fullAmount = 26400;
auto minerFee = 3000;
auto brcInscribeAmount = 7000;
auto forFeeAmount = fullAmount - brcInscribeAmount - minerFee;
auto txId = parse_hex("089098890d2653567b9e8df2d1fbe5c3c8bf1910ca7184e301db0ad3b495c88e");
PrivateKey key(privateKey);
auto pubKey = key.getPublicKey(TWPublicKeyTypeSECP256k1);
auto utxoPubKeyHash = Hash::ripemd(Hash::sha256(pubKey.bytes));
auto inputP2wpkh = TW::Bitcoin::Script::buildPayToWitnessPublicKeyHash(utxoPubKeyHash);
auto outputInscribe = TW::Bitcoin::Script::buildBRC20InscribeTransfer("oadf", "20", pubKey.bytes);
Proto::SigningInput input;
input.set_is_it_brc_operation(true);
input.add_private_key(key.bytes.data(), key.bytes.size());
input.set_coin_type(TWCoinTypeBitcoin);
auto& utxo = *input.add_utxo();
utxo.set_amount(fullAmount);
utxo.set_script(inputP2wpkh.bytes.data(), inputP2wpkh.bytes.size());
utxo.set_variant(Proto::TransactionVariant::P2WPKH);
Proto::OutPoint out;
out.set_index(1);
out.set_hash(txId.data(), txId.size());
*utxo.mutable_out_point() = out;
Proto::TransactionPlan plan;
auto& utxo1 = *plan.add_utxos();
utxo1.set_amount(brcInscribeAmount);
utxo1.set_script(outputInscribe.script());
utxo1.set_variant(Proto::TransactionVariant::BRC20TRANSFER);
auto& utxo2 = *plan.add_utxos();
utxo2.set_amount(forFeeAmount);
utxo2.set_script(inputP2wpkh.bytes.data(), inputP2wpkh.bytes.size());
utxo2.set_variant(Proto::TransactionVariant::P2WPKH);
*input.mutable_plan() = plan;
Proto::SigningOutput output;
ANY_SIGN(input, TWCoinTypeBitcoin);
ASSERT_EQ(hex(output.encoded()), "02000000000101089098890d2653567b9e8df2d1fbe5c3c8bf1910ca7184e301db0ad3b495c88e0100000000ffffffff02581b000000000000225120e8b706a97732e705e22ae7710703e7f589ed13c636324461afa443016134cc051040000000000000160014e311b8d6ddff856ce8e9a4e03bc6d4fe5050a83d02483045022100a44aa28446a9a886b378a4a65e32ad9a3108870bd725dc6105160bed4f317097022069e9de36422e4ce2e42b39884aa5f626f8f94194d1013007d5a1ea9220a06dce0121030f209b6ada5edb42c77fd2bc64ad650ae38314c8f451f3e36d80bc8e26f132cb00000000");
ASSERT_EQ(output.transaction_id(), "797d17d47ae66e598341f9dfdea020b04d4017dcf9cc33f0e51f7a6082171fb1");
ASSERT_EQ(output.error(), Common::Proto::OK);
// Successfully broadcasted: https://www.blockchain.com/explorer/transactions/btc/797d17d47ae66e598341f9dfdea020b04d4017dcf9cc33f0e51f7a6082171fb1
}
// Tests the BitcoinV2 API through the legacy `SigningInput`.
TEST(BitcoinSigning, SignBRC20TransferCommitV2) {
auto privateKey = parse_hex("e253373989199da27c48680e3a3fc0f648d50f9a727ef17a7fe6a4dc3b159129");
auto fullAmount = 26400;
auto minerFee = 3000;
auto brcInscribeAmount = 7000;
auto forFeeAmount = fullAmount - brcInscribeAmount - minerFee;
auto txId = parse_hex("089098890d2653567b9e8df2d1fbe5c3c8bf1910ca7184e301db0ad3b495c88e");
PrivateKey key(privateKey);
auto pubKey = key.getPublicKey(TWPublicKeyTypeSECP256k1);
TW::BitcoinV2::Proto::SigningInput signing;
signing.set_version(2);
signing.set_private_key(key.bytes.data(), key.bytes.size());
signing.set_input_selector(TW::Utxo::Proto::InputSelector::UseAll);
signing.set_disable_change_output(true);
auto& in = *signing.add_inputs();
in.set_txid(txId.data(), txId.size());
in.set_vout(1);
in.set_value(fullAmount);
in.mutable_builder()->set_p2wpkh(pubKey.bytes.data(), pubKey.bytes.size());
auto& out = *signing.add_outputs();
out.set_value(brcInscribeAmount);
auto& brc20 = *out.mutable_builder()->mutable_brc20_inscribe();
brc20.set_ticker("oadf");
brc20.set_transfer_amount("20");
brc20.set_inscribe_to(pubKey.bytes.data(), pubKey.bytes.size());
auto& changeOut = *signing.add_outputs();
changeOut.set_value(forFeeAmount);
changeOut.mutable_builder()->mutable_p2wpkh()->set_pubkey(pubKey.bytes.data(), pubKey.bytes.size());
Proto::SigningInput legacy;
*legacy.mutable_signing_v2() = signing;
Proto::SigningOutput output;
ANY_SIGN(legacy, TWCoinTypeBitcoin);
EXPECT_EQ(output.error(), Common::Proto::OK);
ASSERT_TRUE(output.has_signing_result_v2());
EXPECT_EQ(output.signing_result_v2().error(), BitcoinV2::Proto::Error::OK);
EXPECT_EQ(hex(output.signing_result_v2().encoded()), "02000000000101089098890d2653567b9e8df2d1fbe5c3c8bf1910ca7184e301db0ad3b495c88e0100000000ffffffff02581b000000000000225120e8b706a97732e705e22ae7710703e7f589ed13c636324461afa443016134cc051040000000000000160014e311b8d6ddff856ce8e9a4e03bc6d4fe5050a83d02483045022100a44aa28446a9a886b378a4a65e32ad9a3108870bd725dc6105160bed4f317097022069e9de36422e4ce2e42b39884aa5f626f8f94194d1013007d5a1ea9220a06dce0121030f209b6ada5edb42c77fd2bc64ad650ae38314c8f451f3e36d80bc8e26f132cb00000000");
EXPECT_EQ(hex(output.signing_result_v2().txid()), "797d17d47ae66e598341f9dfdea020b04d4017dcf9cc33f0e51f7a6082171fb1");
// Successfully broadcasted: https://www.blockchain.com/explorer/transactions/btc/797d17d47ae66e598341f9dfdea020b04d4017dcf9cc33f0e51f7a6082171fb1
}
TEST(BitcoinSigning, SignBRC20TransferReveal) {
auto privateKey = parse_hex("e253373989199da27c48680e3a3fc0f648d50f9a727ef17a7fe6a4dc3b159129");
auto dustSatoshi = 546;
auto brcInscribeAmount = 7000;
auto txId = parse_hex("b11f1782607a1fe5f033ccf9dc17404db020a0dedff94183596ee67ad4177d79");
PrivateKey key(privateKey);
auto pubKey = key.getPublicKey(TWPublicKeyTypeSECP256k1);
auto utxoPubKeyHash = Hash::ripemd(Hash::sha256(pubKey.bytes));
auto inputP2wpkh = TW::Bitcoin::Script::buildPayToWitnessPublicKeyHash(utxoPubKeyHash);
auto outputInscribe = TW::Bitcoin::Script::buildBRC20InscribeTransfer("oadf", "20", pubKey.bytes);
Proto::SigningInput input;
input.set_is_it_brc_operation(true);
input.add_private_key(key.bytes.data(), key.bytes.size());
input.set_coin_type(TWCoinTypeBitcoin);
auto& utxo = *input.add_utxo();
utxo.set_amount(brcInscribeAmount);
utxo.set_script(outputInscribe.script());
utxo.set_variant(Proto::TransactionVariant::BRC20TRANSFER);
utxo.set_spendingscript(outputInscribe.spendingscript());
Proto::OutPoint out;
out.set_index(0);
out.set_hash(txId.data(), txId.size());
*utxo.mutable_out_point() = out;
Proto::TransactionPlan plan;
auto& utxo1 = *plan.add_utxos();
utxo1.set_amount(dustSatoshi);
utxo1.set_script(inputP2wpkh.bytes.data(), inputP2wpkh.bytes.size());
utxo1.set_variant(Proto::TransactionVariant::P2WPKH);
*input.mutable_plan() = plan;
Proto::SigningOutput output;
ANY_SIGN(input, TWCoinTypeBitcoin);
auto result = hex(output.encoded());
ASSERT_EQ(result.substr(0, 164), "02000000000101b11f1782607a1fe5f033ccf9dc17404db020a0dedff94183596ee67ad4177d790000000000ffffffff012202000000000000160014e311b8d6ddff856ce8e9a4e03bc6d4fe5050a83d0340");
ASSERT_EQ(result.substr(292, result.size() - 292), "5b0063036f7264010118746578742f706c61696e3b636861727365743d7574662d3800377b2270223a226272632d3230222c226f70223a227472616e73666572222c227469636b223a226f616466222c22616d74223a223230227d6821c00f209b6ada5edb42c77fd2bc64ad650ae38314c8f451f3e36d80bc8e26f132cb00000000");
ASSERT_EQ(output.transaction_id(), "7046dc2689a27e143ea2ad1039710885147e9485ab6453fa7e87464aa7dd3eca");
ASSERT_EQ(output.error(), Common::Proto::OK);
// Successfully broadcasted: https://www.blockchain.com/explorer/transactions/btc/7046dc2689a27e143ea2ad1039710885147e9485ab6453fa7e87464aa7dd3eca
}
TEST(BitcoinSigning, SignBRC20TransferInscription) {
// Successfully broadcasted: https://www.blockchain.com/explorer/transactions/btc/3e3576eb02667fac284a5ecfcb25768969680cc4c597784602d0a33ba7c654b7
auto privateKey = parse_hex("e253373989199da27c48680e3a3fc0f648d50f9a727ef17a7fe6a4dc3b159129");
auto dustSatoshi = 546;
auto brcInscribeAmount = 7000;
auto fullAmount = 26400;
auto minerFee = 3000;
auto forFeeAmount = fullAmount - brcInscribeAmount - minerFee;
auto txIDInscription = parse_hex("7046dc2689a27e143ea2ad1039710885147e9485ab6453fa7e87464aa7dd3eca");
std::reverse(begin(txIDInscription), end(txIDInscription));
auto txIDForFees = parse_hex("797d17d47ae66e598341f9dfdea020b04d4017dcf9cc33f0e51f7a6082171fb1");
std::reverse(begin(txIDForFees), end(txIDForFees));
PrivateKey key(privateKey);
auto pubKey = key.getPublicKey(TWPublicKeyTypeSECP256k1);
auto utxoPubKeyHash = Hash::ripemd(Hash::sha256(pubKey.bytes));
auto utxoPubKeyHashBob = Hash::ripemd(Hash::sha256(parse_hex("02f453bb46e7afc8796a9629e89e07b5cb0867e9ca340b571e7bcc63fc20c43f2e")));
auto inputP2wpkh = TW::Bitcoin::Script::buildPayToWitnessPublicKeyHash(utxoPubKeyHash);
auto outputP2wpkh = TW::Bitcoin::Script::buildPayToWitnessPublicKeyHash(utxoPubKeyHashBob);
auto outputInscribe = TW::Bitcoin::Script::buildBRC20InscribeTransfer("oadf", "20", pubKey.bytes);
Proto::SigningInput input;
input.set_is_it_brc_operation(true);
input.add_private_key(key.bytes.data(), key.bytes.size());
input.set_coin_type(TWCoinTypeBitcoin);
auto& utxo0 = *input.add_utxo();
utxo0.set_amount(dustSatoshi);
utxo0.set_script(inputP2wpkh.bytes.data(), inputP2wpkh.bytes.size());
utxo0.set_variant(Proto::TransactionVariant::P2WPKH);
Proto::OutPoint out0;
out0.set_index(0);
out0.set_hash(txIDInscription.data(), txIDInscription.size());
*utxo0.mutable_out_point() = out0;
auto& utxo1 = *input.add_utxo();
utxo1.set_amount(forFeeAmount);
utxo1.set_script(inputP2wpkh.bytes.data(), inputP2wpkh.bytes.size());
utxo1.set_variant(Proto::TransactionVariant::P2WPKH);
Proto::OutPoint out1;
out1.set_index(1);
out1.set_hash(txIDForFees.data(), txIDForFees.size());
*utxo1.mutable_out_point() = out1;
Proto::TransactionPlan plan;
auto& utxo2 = *plan.add_utxos();
utxo2.set_amount(dustSatoshi);
utxo2.set_script(outputP2wpkh.bytes.data(), outputP2wpkh.bytes.size());
utxo2.set_variant(Proto::TransactionVariant::P2WPKH);
auto& utxo3 = *plan.add_utxos();
utxo3.set_amount(forFeeAmount - minerFee);
utxo3.set_script(inputP2wpkh.bytes.data(), inputP2wpkh.bytes.size());
utxo3.set_variant(Proto::TransactionVariant::P2WPKH);
*input.mutable_plan() = plan;
Proto::SigningOutput output;
ANY_SIGN(input, TWCoinTypeBitcoin);
auto result = hex(output.encoded());
ASSERT_EQ(hex(output.encoded()), "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");
ASSERT_EQ(output.transaction_id(), "3e3576eb02667fac284a5ecfcb25768969680cc4c597784602d0a33ba7c654b7");
ASSERT_EQ(output.error(), Common::Proto::OK);
}
TEST(BitcoinSigning, SignNftInscriptionCommit) {
// Successfully broadcasted: https://www.blockchain.com/explorer/transactions/btc/f1e708e5c5847339e16accf8716c14b33717c14d6fe68f9db36627cecbde7117
auto privateKey = parse_hex("e253373989199da27c48680e3a3fc0f648d50f9a727ef17a7fe6a4dc3b159129");
auto fullAmount = 32400;
auto minerFee = 1300;
auto inscribeAmount = fullAmount - minerFee;
auto txId = parse_hex("579590c3227253ad423b1e7e3c5b073b8a280d307c68aecd779df2600daa2f99");
std::reverse(begin(txId), end(txId));
// The inscribed image
auto payload = parse_hex(nftInscriptionImageData);
PrivateKey key(privateKey);
auto pubKey = key.getPublicKey(TWPublicKeyTypeSECP256k1);
auto utxoPubKeyHash = Hash::ripemd(Hash::sha256(pubKey.bytes));
auto inputP2wpkh = TW::Bitcoin::Script::buildPayToWitnessPublicKeyHash(utxoPubKeyHash);
auto outputInscribe = TW::Bitcoin::Script::buildOrdinalNftInscription("image/png", payload, pubKey.bytes);
Proto::SigningInput input;
input.set_is_it_brc_operation(true);
input.add_private_key(key.bytes.data(), key.bytes.size());
input.set_coin_type(TWCoinTypeBitcoin);
auto& utxo0 = *input.add_utxo();
utxo0.set_amount(fullAmount);
utxo0.set_script(inputP2wpkh.bytes.data(), inputP2wpkh.bytes.size());
utxo0.set_variant(Proto::TransactionVariant::P2WPKH);
Proto::OutPoint out0;
out0.set_index(0);
out0.set_hash(txId.data(), txId.size());
*utxo0.mutable_out_point() = out0;
Proto::TransactionPlan plan;
auto& utxo1 = *plan.add_utxos();
utxo1.set_amount(inscribeAmount);
utxo1.set_script(outputInscribe.script());
utxo1.set_variant(Proto::TransactionVariant::NFTINSCRIPTION);
*input.mutable_plan() = plan;
Proto::SigningOutput output;
ANY_SIGN(input, TWCoinTypeBitcoin);
auto result = hex(output.encoded());
ASSERT_EQ(hex(output.encoded()), "02000000000101992faa0d60f29d77cdae687c300d288a3b075b3c7e1e3b42ad537222c39095570000000000ffffffff017c790000000000002251202ac69a7e9dba801e9fcba826055917b84ca6fba4d51a29e47d478de603eedab602473044022054212984443ed4c66fc103d825bfd2da7baf2ab65d286e3c629b36b98cd7debd022050214cfe5d3b12a17aaaf1a196bfeb2f0ad15ffb320c4717eb7614162453e4fe0121030f209b6ada5edb42c77fd2bc64ad650ae38314c8f451f3e36d80bc8e26f132cb00000000");
ASSERT_EQ(output.transaction_id(), "f1e708e5c5847339e16accf8716c14b33717c14d6fe68f9db36627cecbde7117");
ASSERT_EQ(output.error(), Common::Proto::OK);
}
TEST(BitcoinSigning, SignNftInscriptionReveal) {
// Successfully broadcasted: https://www.blockchain.com/explorer/transactions/btc/173f8350b722243d44cc8db5584de76b432eb6d0888d9e66e662db51584f44ac
auto privateKey = parse_hex("e253373989199da27c48680e3a3fc0f648d50f9a727ef17a7fe6a4dc3b159129");
auto inscribeAmount = 31100;
auto dustSatoshi = 546;
auto txId = parse_hex("f1e708e5c5847339e16accf8716c14b33717c14d6fe68f9db36627cecbde7117");
std::reverse(begin(txId), end(txId));
// The inscribed image
auto payload = parse_hex(nftInscriptionImageData);
// The expected TX hex output
auto expectedHex = nftInscriptionRawHex;
PrivateKey key(privateKey);
auto pubKey = key.getPublicKey(TWPublicKeyTypeSECP256k1);
auto utxoPubKeyHash = Hash::ripemd(Hash::sha256(pubKey.bytes));
auto inputInscribe = TW::Bitcoin::Script::buildOrdinalNftInscription("image/png", payload, pubKey.bytes);
auto outputP2wpkh = TW::Bitcoin::Script::buildPayToWitnessPublicKeyHash(utxoPubKeyHash);
Proto::SigningInput input;
input.set_is_it_brc_operation(true);
input.add_private_key(key.bytes.data(), key.bytes.size());
input.set_coin_type(TWCoinTypeBitcoin);
auto& utxo = *input.add_utxo();
utxo.set_amount(inscribeAmount);
utxo.set_script(inputInscribe.script());
utxo.set_variant(Proto::TransactionVariant::NFTINSCRIPTION);
utxo.set_spendingscript(inputInscribe.spendingscript());
Proto::OutPoint out;
out.set_index(0);
out.set_hash(txId.data(), txId.size());
*utxo.mutable_out_point() = out;
Proto::TransactionPlan plan;
auto& utxo1 = *plan.add_utxos();
utxo1.set_amount(dustSatoshi);
utxo1.set_script(outputP2wpkh.bytes.data(), outputP2wpkh.bytes.size());
utxo1.set_variant(Proto::TransactionVariant::P2WPKH);
*input.mutable_plan() = plan;
Proto::SigningOutput output;
ANY_SIGN(input, TWCoinTypeBitcoin);
auto result = hex(output.encoded());
ASSERT_EQ(output.transaction_id(), "173f8350b722243d44cc8db5584de76b432eb6d0888d9e66e662db51584f44ac");
ASSERT_EQ(output.error(), Common::Proto::OK);
ASSERT_EQ(result.substr(0, 164), expectedHex.substr(0, 164));
ASSERT_EQ(result.substr(292, result.size() - 292), expectedHex.substr(292, result.size() - 292));
}
TEST(BitcoinSigning, SignPlanTransactionWithDustAmount) {
const auto privateKey = parse_hex("4646464646464646464646464646464646464646464646464646464646464646");
const auto ownAddress = "bc1qhkfq3zahaqkkzx5mjnamwjsfpq2jk7z00ppggv";
const auto revUtxoHash0 =
parse_hex("07c42b969286be06fae38528c85f0a1ce508d4df837eb5ac4cf5f2a7a9d65fa8");
const auto utxoScript0 = parse_hex("0014bd92088bb7e82d611a9b94fbb74a0908152b784f");
const auto dustAmount = 546;
// Use an amount less than dust.
const auto sendAmount = 545;
const auto availableAmount = 10'189'534;
Proto::SigningInput signingInput;
signingInput.set_coin_type(TWCoinTypeBitcoin);
signingInput.set_hash_type(TWBitcoinSigHashTypeAll);
signingInput.set_amount(sendAmount);
signingInput.set_byte_fee(1);
signingInput.set_to_address("bc1q2dsdlq3343vk29runkgv4yc292hmq53jedfjmp");
signingInput.set_change_address(ownAddress);
signingInput.set_fixed_dust_threshold(dustAmount);
*signingInput.add_private_key() = std::string(privateKey.begin(), privateKey.end());
// Add UTXO
auto utxo = signingInput.add_utxo();
utxo->set_script(utxoScript0.data(), utxoScript0.size());
utxo->set_amount(availableAmount);
utxo->mutable_out_point()->set_hash(
std::string(revUtxoHash0.begin(), revUtxoHash0.end()));
utxo->mutable_out_point()->set_index(0);
utxo->mutable_out_point()->set_sequence(UINT32_MAX);
Proto::TransactionPlan plan;
ANY_PLAN(signingInput, plan, TWCoinTypeBitcoin);
EXPECT_EQ(plan.error(), Common::Proto::Error_dust_amount_requested);
// `AnySigner.sign` should return the same error.
Proto::SigningOutput output;
ANY_SIGN(signingInput, TWCoinTypeBitcoin);
EXPECT_EQ(output.error(), Common::Proto::Error_dust_amount_requested);
}
// If the change amount is less than "dust", there should not be a change output.
TEST(BitcoinSigning, SignPlanTransactionNoChange) {
const auto myPrivateKey = PrivateKey(parse_hex("9ea2172511ed73ae0096be8e593c3b75631700edaf729f1abbae607314a20e35"));
auto myPublicKey = myPrivateKey.getPublicKey(TWPublicKeyTypeSECP256k1);
auto utxoPubkeyHash = Hash::ripemd(Hash::sha256(myPublicKey.bytes));
auto redeemScript = Script::buildPayToWitnessPublicKeyHash(utxoPubkeyHash);
const auto ownAddress = "bc1qvrt7ukvhvmdny0a3j9k8l8jasx92lrqm30t2u2";
auto utxoHash0 =
parse_hex("b33082a5fad105c1d9712e8d503971fe4d84713065bd323fd1019636ed940e8d");
std::reverse(utxoHash0.begin(), utxoHash0.end());
auto utxoAmount0 = 30269;
auto utxoOutputIndex0 = 1;
auto utxoHash1 =
parse_hex("1f62c18bfc5f8293a2b7b061587c427bf830fb224289f9a806e6ad48de6a4c7d");
std::reverse(utxoHash1.begin(), utxoHash1.end());
auto utxoAmount1 = 4863;
auto utxoOutputIndex1 = 1;
auto utxoHash2 =
parse_hex("71c3343dfca5f1914e1bfc04153517d73650cb9c931e8511d24d1f5290120f6f");
std::reverse(utxoHash2.begin(), utxoHash2.end());
// This UTXO will be filtered out as less than dust threshold.
auto utxoAmount2 = 300;
auto utxoOutputIndex2 = 0;
const auto dustAmount = 546;
// Change amount is too low (less than dust), so we just waste it as the transaction fee.
const auto dustChange = 200;
const auto sendAmount = 28235 - dustChange;
Proto::SigningInput signingInput;
signingInput.set_coin_type(TWCoinTypeBitcoin);
signingInput.set_hash_type(TWBitcoinSigHashTypeAll);
signingInput.set_byte_fee(33);
signingInput.set_amount(sendAmount);
signingInput.set_to_address("bc1q2dsdlq3343vk29runkgv4yc292hmq53jedfjmp");
signingInput.set_change_address(ownAddress);
signingInput.set_fixed_dust_threshold(dustAmount);
signingInput.add_private_key(myPrivateKey.bytes.data(), myPrivateKey.bytes.size());
// Add UTXO 0
auto utxo0 = signingInput.add_utxo();
utxo0->set_script(redeemScript.bytes.data(), redeemScript.bytes.size());
utxo0->set_amount(utxoAmount0);
utxo0->mutable_out_point()->set_hash(
std::string(utxoHash0.begin(), utxoHash0.end()));
utxo0->mutable_out_point()->set_index(utxoOutputIndex0);
utxo0->mutable_out_point()->set_sequence(UINT32_MAX);
// Add UTXO 1
auto utxo1 = signingInput.add_utxo();
utxo1->set_script(redeemScript.bytes.data(), redeemScript.bytes.size());
utxo1->set_amount(utxoAmount1);
utxo1->mutable_out_point()->set_hash(
std::string(utxoHash1.begin(), utxoHash1.end()));
utxo1->mutable_out_point()->set_index(utxoOutputIndex1);
utxo1->mutable_out_point()->set_sequence(UINT32_MAX);
// Add UTXO 2
auto utxo2 = signingInput.add_utxo();
utxo2->set_script(redeemScript.bytes.data(), redeemScript.bytes.size());
utxo2->set_amount(utxoAmount2);
utxo2->mutable_out_point()->set_hash(
std::string(utxoHash2.begin(), utxoHash2.end()));
utxo2->mutable_out_point()->set_index(utxoOutputIndex2);
utxo2->mutable_out_point()->set_sequence(UINT32_MAX);
Proto::TransactionPlan plan;
ANY_PLAN(signingInput, plan, TWCoinTypeBitcoin);
EXPECT_EQ(plan.error(), Common::Proto::OK);
auto fee = 6897 + dustChange;
// UTXO-2 with 300 satoshis should be filtered out as less than dust.
EXPECT_TRUE(verifyPlan(plan, {4863, 30269}, sendAmount, fee));
Proto::SigningOutput output;
ANY_SIGN(signingInput, TWCoinTypeBitcoin);
EXPECT_EQ(output.error(), Common::Proto::OK);
// Successfully broadcasted: https://mempool.space/tx/5d6bf53576a54be4d92cd8abf58d28ecc9ea7956eaf970d24d6bfcb9fcfe9855
EXPECT_EQ(hex(output.encoded()), "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");
}
// Not enough funds to send requested amount after UTXO dust filtering.
TEST(BitcoinSigning, SignPlanTransactionNotSufficientAfterDustFiltering) {
const auto myPrivateKey = PrivateKey(parse_hex("9ea2172511ed73ae0096be8e593c3b75631700edaf729f1abbae607314a20e35"));
auto myPublicKey = myPrivateKey.getPublicKey(TWPublicKeyTypeSECP256k1);
auto utxoPubkeyHash = Hash::ripemd(Hash::sha256(myPublicKey.bytes));
auto redeemScript = Script::buildPayToWitnessPublicKeyHash(utxoPubkeyHash);
const auto ownAddress = "bc1qvrt7ukvhvmdny0a3j9k8l8jasx92lrqm30t2u2";
auto utxoHash0 =
parse_hex("b33082a5fad105c1d9712e8d503971fe4d84713065bd323fd1019636ed940e8d");
std::reverse(utxoHash0.begin(), utxoHash0.end());
auto utxoAmount0 = 30269;
auto utxoOutputIndex0 = 1;
auto utxoHash1 =
parse_hex("1f62c18bfc5f8293a2b7b061587c427bf830fb224289f9a806e6ad48de6a4c7d");
std::reverse(utxoHash1.begin(), utxoHash1.end());
auto utxoAmount1 = 545;
auto utxoOutputIndex1 = 1;
const auto utxoScript0 = parse_hex("0014bd92088bb7e82d611a9b94fbb74a0908152b784f");
const auto dustAmount = 546;
const auto sendAmount = 25620;
Proto::SigningInput signingInput;
signingInput.set_coin_type(TWCoinTypeBitcoin);
signingInput.set_hash_type(TWBitcoinSigHashTypeAll);
signingInput.set_byte_fee(33);
signingInput.set_amount(sendAmount);
signingInput.set_to_address("bc1q2dsdlq3343vk29runkgv4yc292hmq53jedfjmp");
signingInput.set_change_address(ownAddress);
signingInput.set_fixed_dust_threshold(dustAmount);
signingInput.add_private_key(myPrivateKey.bytes.data(), myPrivateKey.bytes.size());
// Add UTXO 0
auto utxo0 = signingInput.add_utxo();
utxo0->set_script(redeemScript.bytes.data(), redeemScript.bytes.size());
utxo0->set_amount(utxoAmount0);
utxo0->mutable_out_point()->set_hash(
std::string(utxoHash0.begin(), utxoHash0.end()));
utxo0->mutable_out_point()->set_index(utxoOutputIndex0);
utxo0->mutable_out_point()->set_sequence(UINT32_MAX);
// Add UTXO 1
auto utxo1 = signingInput.add_utxo();
utxo1->set_script(redeemScript.bytes.data(), redeemScript.bytes.size());
utxo1->set_amount(utxoAmount1);
utxo1->mutable_out_point()->set_hash(
std::string(utxoHash1.begin(), utxoHash1.end()));
utxo1->mutable_out_point()->set_index(utxoOutputIndex1);
utxo1->mutable_out_point()->set_sequence(UINT32_MAX);
// sum()
Proto::TransactionPlan plan;
ANY_PLAN(signingInput, plan, TWCoinTypeBitcoin);
EXPECT_EQ(plan.error(), Common::Proto::Error_not_enough_utxos);
// `AnySigner.sign` should return the same error.
Proto::SigningOutput output;
ANY_SIGN(signingInput, TWCoinTypeBitcoin);
EXPECT_EQ(output.error(), Common::Proto::Error_not_enough_utxos);
}
// Deposit 0.0001 BTC from bc1q2sphzvc2uqmxqte2w9dd4gzy4sy9vvfv0me9ke to 0xa8491D40d4F71A752cA41DA0516AEd80c33a1B56 on ZETA mainnet.
// https://www.zetachain.com/docs/developers/omnichain/bitcoin/#example-1-deposit-btc-into-an-account-in-zevm
TEST(BitcoinSigning, SignDepositBtcToZetaChain) {
const auto myPrivateKey = PrivateKey(parse_hex("428d66be0b5a620f126a00fa67637222ce3dc9badfe5c605189520760810cfac"));
auto myPublicKey = myPrivateKey.getPublicKey(TWPublicKeyTypeSECP256k1);
auto utxoPubkeyHash = Hash::ripemd(Hash::sha256(myPublicKey.bytes));
auto redeemScript = Script::buildPayToWitnessPublicKeyHash(utxoPubkeyHash);
const auto ownAddress = "bc1q2sphzvc2uqmxqte2w9dd4gzy4sy9vvfv0me9ke";
const auto ownZetaEvmAddress = parse_hex("a8491D40d4F71A752cA41DA0516AEd80c33a1B56");
// https://www.zetachain.com/docs/reference/glossary/#tss
const auto zetaTssAddress = "bc1qm24wp577nk8aacckv8np465z3dvmu7ry45el6y";
auto utxoHash0 =
parse_hex("17a6adb5db1e33c87467a58aa31cddbb3800052315015cf3cf1c2b0119310e20");
std::reverse(utxoHash0.begin(), utxoHash0.end());
auto utxoAmount0 = 20000;
auto utxoOutputIndex0 = 0;
const auto sendAmount = 10000;
const auto dustAmount = 546;
Proto::SigningInput signingInput;
signingInput.set_coin_type(TWCoinTypeBitcoin);
signingInput.set_hash_type(TWBitcoinSigHashTypeAll);
signingInput.set_byte_fee(15);
signingInput.set_amount(sendAmount);
signingInput.set_to_address(zetaTssAddress);
signingInput.set_change_address(ownAddress);
signingInput.set_fixed_dust_threshold(dustAmount);
signingInput.set_output_op_return(ownZetaEvmAddress.data(), ownZetaEvmAddress.size());
// OP_RETURN must be the second output before the change.
signingInput.mutable_output_op_return_index()->set_index(1);
signingInput.add_private_key(myPrivateKey.bytes.data(), myPrivateKey.bytes.size());
// Add UTXO 0
auto utxo0 = signingInput.add_utxo();
utxo0->set_script(redeemScript.bytes.data(), redeemScript.bytes.size());
utxo0->set_amount(utxoAmount0);
utxo0->mutable_out_point()->set_hash(
std::string(utxoHash0.begin(), utxoHash0.end()));
utxo0->mutable_out_point()->set_index(utxoOutputIndex0);
utxo0->mutable_out_point()->set_sequence(UINT32_MAX);
Proto::SigningOutput output;
ANY_SIGN(signingInput, TWCoinTypeBitcoin);
EXPECT_EQ(output.error(), Common::Proto::SigningError::OK);
EXPECT_EQ(output.transaction().outputs_size(), 3);
// P2WPKH to the TSS address.
EXPECT_EQ(output.transaction().outputs(0).value(), sendAmount);
// OP_RETURN
EXPECT_EQ(output.transaction().outputs(1).value(), 0);
// Transaction fee.
EXPECT_EQ(output.transaction().outputs(2).value(), 7420);
// Successfully broadcasted:
// https://mempool.space/tx/2b871b6c1112ad0a777f6db1f7a7709154c4d9af8e771ba4eca148915f830e9d
// https://explorer.zetachain.com/cc/tx/0x269e319478f8849247abb28b33a7b8e0a849dab4551bab328bf58bf67b02a807
const auto expectedTx = "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";
EXPECT_EQ(hex(output.encoded()), expectedTx);
Proto::TransactionPlan plan;
ANY_PLAN(signingInput, plan, TWCoinTypeBitcoin);
EXPECT_EQ(plan.error(), Common::Proto::SigningError::OK);
EXPECT_TRUE(plan.has_output_op_return_index());
EXPECT_EQ(plan.output_op_return_index().index(), 1);
*signingInput.mutable_plan() = plan;
ANY_SIGN(signingInput, TWCoinTypeBitcoin);
// The result has to be the same as signing without transaction planning.
EXPECT_EQ(hex(output.encoded()), expectedTx);
}
TEST(BitcoinSigning, SignP2PKH) {
auto input = buildInputP2PKH();
{
// test plan (but do not reuse plan result)
auto plan = TransactionBuilder::plan(input);
EXPECT_TRUE(verifyPlan(plan, {625'000'000}, 335'790'000, 226));
}
// Sign
auto result = TransactionSigner<Transaction, TransactionBuilder>::sign(input);
ASSERT_TRUE(result) << std::to_string(result.error());
auto signedTx = result.payload();
Data serialized;
signedTx.encode(serialized);
EXPECT_EQ(getEncodedTxSize(signedTx), (EncodedTxSize{228, 225, 226}));
EXPECT_TRUE(validateEstimatedSize(signedTx, -1, 1));
ASSERT_EQ(hex(serialized), // printed using prettyPrintTransaction
"01000000" // version
"01" // inputs
"fff7f7881a8099afa6940d42d1e7f6362bec38171ea3edf433541db4e4ad969f" "00000000" "6a" "47304402202819d70d4bec472113a1392cadc0860a7a1b34ea0869abb4bdce3290c3aba086022023eff75f410ad19cdbe6c6a017362bd554ce5fb906c13534ddc306be117ad30a012103c9f4836b9a4f77fc0d81f7bcb01b7f1b35916864b9476c241ce9fc198bd25432" "ffffffff"
"02" // outputs
"b0bf031400000000" "19" "76a914769bdff96a02f9135a1d19b749db6a78fe07dc9088ac"
"aefd3c1100000000" "19" "76a9149e089b6889e032d46e3b915a3392edfd616fb1c488ac"
"00000000" // nLockTime
);
}
TEST(BitcoinSigning, SignP2PKH_NegativeMissingKey) {
auto input = buildInputP2PKH(true);
{
// test plan (but do not reuse plan result). Plan works even with missing keys.
auto plan = TransactionBuilder::plan(input);
EXPECT_TRUE(verifyPlan(plan, {625'000'000}, 335'790'000, 226));