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// Copyright (c) 2021-2022 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <wallet/test/util.h>
#include <chain.h>
#include <key.h>
#include <key_io.h>
#include <streams.h>
#include <test/util/setup_common.h>
#include <wallet/wallet.h>
#include <wallet/walletdb.h>
#include <memory>
namespace wallet {
std::unique_ptr<CWallet> CreateSyncedWallet(interfaces::Chain& chain, CChain& cchain, const CKey& key)
{
auto wallet = std::make_unique<CWallet>(&chain, "", CreateMockWalletDatabase());
{
LOCK2(wallet->cs_wallet, ::cs_main);
wallet->SetLastBlockProcessed(cchain.Height(), cchain.Tip()->GetBlockHash());
}
wallet->LoadWallet();
{
LOCK(wallet->cs_wallet);
wallet->SetWalletFlag(WALLET_FLAG_DESCRIPTORS);
wallet->SetupDescriptorScriptPubKeyMans();
FlatSigningProvider provider;
std::string error;
std::unique_ptr<Descriptor> desc = Parse("combo(" + EncodeSecret(key) + ")", provider, error, /* require_checksum=*/ false);
assert(desc);
WalletDescriptor w_desc(std::move(desc), 0, 0, 1, 1);
if (!wallet->AddWalletDescriptor(w_desc, provider, "", false)) assert(false);
}
WalletRescanReserver reserver(*wallet);
reserver.reserve();
CWallet::ScanResult result = wallet->ScanForWalletTransactions(cchain.Genesis()->GetBlockHash(), /*start_height=*/0, /*max_height=*/{}, reserver, /*fUpdate=*/false, /*save_progress=*/false);
assert(result.status == CWallet::ScanResult::SUCCESS);
assert(result.last_scanned_block == cchain.Tip()->GetBlockHash());
assert(*result.last_scanned_height == cchain.Height());
assert(result.last_failed_block.IsNull());
return wallet;
}
std::unique_ptr<WalletDatabase> DuplicateMockDatabase(WalletDatabase& database, DatabaseOptions& options)
{
auto new_database = CreateMockWalletDatabase(options);
// Get a cursor to the original database
auto batch = database.MakeBatch();
std::unique_ptr<wallet::DatabaseCursor> cursor = batch->GetNewCursor();
// Get a batch for the new database
auto new_batch = new_database->MakeBatch();
// Read all records from the original database and write them to the new one
while (true) {
DataStream key{};
DataStream value{};
DatabaseCursor::Status status = cursor->Next(key, value);
assert(status != DatabaseCursor::Status::FAIL);
if (status == DatabaseCursor::Status::DONE) break;
new_batch->Write(key, value);
}
return new_database;
}
std::string getnewaddress(CWallet& w)
{
constexpr auto output_type = OutputType::BECH32;
return EncodeDestination(getNewDestination(w, output_type));
}
CTxDestination getNewDestination(CWallet& w, OutputType output_type)
{
return *Assert(w.GetNewDestination(output_type, ""));
}
DatabaseCursor::Status MockableCursor::Next(DataStream& key, DataStream& value)
{
if (!m_pass) {
return Status::FAIL;
}
if (m_cursor == m_cursor_end) {
return Status::DONE;
}
const auto& [key_data, value_data] = *m_cursor;
key.write(key_data);
value.write(value_data);
m_cursor++;
return Status::MORE;
}
bool MockableBatch::ReadKey(DataStream&& key, DataStream& value)
{
if (!m_pass) {
return false;
}
SerializeData key_data{key.begin(), key.end()};
const auto& it = m_records.find(key_data);
if (it == m_records.end()) {
return false;
}
value.write(it->second);
return true;
}
bool MockableBatch::WriteKey(DataStream&& key, DataStream&& value, bool overwrite)
{
if (!m_pass) {
return false;
}
SerializeData key_data{key.begin(), key.end()};
SerializeData value_data{value.begin(), value.end()};
auto [it, inserted] = m_records.emplace(key_data, value_data);
if (!inserted && overwrite) { // Overwrite if requested
it->second = value_data;
inserted = true;
}
return inserted;
}
bool MockableBatch::EraseKey(DataStream&& key)
{
if (!m_pass) {
return false;
}
SerializeData key_data{key.begin(), key.end()};
m_records.erase(key_data);
return true;
}
bool MockableBatch::HasKey(DataStream&& key)
{
if (!m_pass) {
return false;
}
SerializeData key_data{key.begin(), key.end()};
return m_records.count(key_data) > 0;
}
bool MockableBatch::ErasePrefix(Span<const std::byte> prefix)
{
if (!m_pass) {
return false;
}
auto it = m_records.begin();
while (it != m_records.end()) {
auto& key = it->first;
if (key.size() < prefix.size() || std::search(key.begin(), key.end(), prefix.begin(), prefix.end()) != key.begin()) {
it++;
continue;
}
it = m_records.erase(it);
}
return true;
}
std::unique_ptr<WalletDatabase> CreateMockableWalletDatabase(std::map<SerializeData, SerializeData> records)
{
return std::make_unique<MockableDatabase>(records);
}
MockableDatabase& GetMockableDatabase(CWallet& wallet)
{
return dynamic_cast<MockableDatabase&>(wallet.GetDatabase());
}
} // namespace wallet
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