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#include <boost/optional/optional.hpp>
#include <boost/range/adaptor/indexed.hpp>
#include <gtest/gtest.h>
#include <rapidjson/document.h>
#include <rapidjson/stringbuffer.h>
#include <rapidjson/writer.h>
#include <vector>
#include "crypto/hash.h"
#include "cryptonote_basic/account.h"
#include "cryptonote_basic/cryptonote_basic.h"
#include "cryptonote_basic/cryptonote_format_utils.h"
#include "cryptonote_core/cryptonote_tx_utils.h"
#include "serialization/json_object.h"
namespace
{
cryptonote::transaction
make_miner_transaction(cryptonote::account_public_address const& to)
{
cryptonote::transaction tx{};
if (!cryptonote::construct_miner_tx(0, 0, 5000, 500, 500, to, tx))
throw std::runtime_error{"transaction construction error"};
crypto::hash id{0};
if (!cryptonote::get_transaction_hash(tx, id))
throw std::runtime_error{"could not get transaction hash"};
return tx;
}
cryptonote::transaction
make_transaction(
cryptonote::account_keys const& from,
std::vector<cryptonote::transaction> const& sources,
std::vector<cryptonote::account_public_address> const& destinations,
bool rct,
bool bulletproof)
{
std::uint64_t source_amount = 0;
std::vector<cryptonote::tx_source_entry> actual_sources;
for (auto const& source : sources)
{
std::vector<cryptonote::tx_extra_field> extra_fields;
if (!cryptonote::parse_tx_extra(source.extra, extra_fields))
throw std::runtime_error{"invalid transaction"};
cryptonote::tx_extra_pub_key key_field{};
if (!cryptonote::find_tx_extra_field_by_type(extra_fields, key_field))
throw std::runtime_error{"invalid transaction"};
for (auto const& input : boost::adaptors::index(source.vout))
{
source_amount += input.value().amount;
auto const& key = boost::get<cryptonote::txout_to_key>(input.value().target);
actual_sources.push_back(
{{}, 0, key_field.pub_key, {}, std::size_t(input.index()), input.value().amount, rct, rct::identity()}
);
for (unsigned ring = 0; ring < 10; ++ring)
actual_sources.back().push_output(input.index(), key.key, input.value().amount);
}
}
std::vector<cryptonote::tx_destination_entry> to;
for (auto const& destination : destinations)
to.push_back({(source_amount / destinations.size()), destination, false});
cryptonote::transaction tx{};
crypto::secret_key tx_key{};
std::vector<crypto::secret_key> extra_keys{};
std::unordered_map<crypto::public_key, cryptonote::subaddress_index> subaddresses;
subaddresses[from.m_account_address.m_spend_public_key] = {0,0};
if (!cryptonote::construct_tx_and_get_tx_key(from, subaddresses, actual_sources, to, boost::none, {}, tx, 0, tx_key, extra_keys, rct, { bulletproof ? rct::RangeProofBulletproof : rct::RangeProofBorromean, bulletproof ? 2 : 0 }))
throw std::runtime_error{"transaction construction error"};
return tx;
}
template<typename T>
T test_json(const T& value)
{
rapidjson::StringBuffer buffer;
{
rapidjson::Writer<rapidjson::StringBuffer> dest{buffer};
cryptonote::json::toJsonValue(dest, value);
}
rapidjson::Document doc;
doc.Parse(buffer.GetString());
if (doc.HasParseError() || !doc.IsObject())
{
throw cryptonote::json::PARSE_FAIL();
}
T out{};
cryptonote::json::fromJsonValue(doc, out);
return out;
}
} // anonymous
TEST(JsonSerialization, MinerTransaction)
{
cryptonote::account_base acct;
acct.generate();
const auto miner_tx = make_miner_transaction(acct.get_keys().m_account_address);
crypto::hash tx_hash{};
ASSERT_TRUE(cryptonote::get_transaction_hash(miner_tx, tx_hash));
cryptonote::transaction miner_tx_copy = test_json(miner_tx);
crypto::hash tx_copy_hash{};
ASSERT_TRUE(cryptonote::get_transaction_hash(miner_tx_copy, tx_copy_hash));
EXPECT_EQ(tx_hash, tx_copy_hash);
cryptonote::blobdata tx_bytes{};
cryptonote::blobdata tx_copy_bytes{};
ASSERT_TRUE(cryptonote::t_serializable_object_to_blob(miner_tx, tx_bytes));
ASSERT_TRUE(cryptonote::t_serializable_object_to_blob(miner_tx_copy, tx_copy_bytes));
EXPECT_EQ(tx_bytes, tx_copy_bytes);
}
TEST(JsonSerialization, RegularTransaction)
{
cryptonote::account_base acct1;
acct1.generate();
cryptonote::account_base acct2;
acct2.generate();
const auto miner_tx = make_miner_transaction(acct1.get_keys().m_account_address);
const auto tx = make_transaction(
acct1.get_keys(), {miner_tx}, {acct2.get_keys().m_account_address}, false, false
);
crypto::hash tx_hash{};
ASSERT_TRUE(cryptonote::get_transaction_hash(tx, tx_hash));
cryptonote::transaction tx_copy = test_json(tx);
crypto::hash tx_copy_hash{};
ASSERT_TRUE(cryptonote::get_transaction_hash(tx_copy, tx_copy_hash));
EXPECT_EQ(tx_hash, tx_copy_hash);
cryptonote::blobdata tx_bytes{};
cryptonote::blobdata tx_copy_bytes{};
ASSERT_TRUE(cryptonote::t_serializable_object_to_blob(tx, tx_bytes));
ASSERT_TRUE(cryptonote::t_serializable_object_to_blob(tx_copy, tx_copy_bytes));
EXPECT_EQ(tx_bytes, tx_copy_bytes);
}
TEST(JsonSerialization, RingctTransaction)
{
cryptonote::account_base acct1;
acct1.generate();
cryptonote::account_base acct2;
acct2.generate();
const auto miner_tx = make_miner_transaction(acct1.get_keys().m_account_address);
const auto tx = make_transaction(
acct1.get_keys(), {miner_tx}, {acct2.get_keys().m_account_address}, true, false
);
crypto::hash tx_hash{};
ASSERT_TRUE(cryptonote::get_transaction_hash(tx, tx_hash));
cryptonote::transaction tx_copy = test_json(tx);
crypto::hash tx_copy_hash{};
ASSERT_TRUE(cryptonote::get_transaction_hash(tx_copy, tx_copy_hash));
EXPECT_EQ(tx_hash, tx_copy_hash);
cryptonote::blobdata tx_bytes{};
cryptonote::blobdata tx_copy_bytes{};
ASSERT_TRUE(cryptonote::t_serializable_object_to_blob(tx, tx_bytes));
ASSERT_TRUE(cryptonote::t_serializable_object_to_blob(tx_copy, tx_copy_bytes));
EXPECT_EQ(tx_bytes, tx_copy_bytes);
}
TEST(JsonSerialization, BulletproofTransaction)
{
cryptonote::account_base acct1;
acct1.generate();
cryptonote::account_base acct2;
acct2.generate();
const auto miner_tx = make_miner_transaction(acct1.get_keys().m_account_address);
const auto tx = make_transaction(
acct1.get_keys(), {miner_tx}, {acct2.get_keys().m_account_address}, true, true
);
crypto::hash tx_hash{};
ASSERT_TRUE(cryptonote::get_transaction_hash(tx, tx_hash));
cryptonote::transaction tx_copy = test_json(tx);
crypto::hash tx_copy_hash{};
ASSERT_TRUE(cryptonote::get_transaction_hash(tx_copy, tx_copy_hash));
EXPECT_EQ(tx_hash, tx_copy_hash);
cryptonote::blobdata tx_bytes{};
cryptonote::blobdata tx_copy_bytes{};
ASSERT_TRUE(cryptonote::t_serializable_object_to_blob(tx, tx_bytes));
ASSERT_TRUE(cryptonote::t_serializable_object_to_blob(tx_copy, tx_copy_bytes));
EXPECT_EQ(tx_bytes, tx_copy_bytes);
}
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