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// Copyright (c) 2018-2023, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "gtest/gtest.h"
#include "misc_log_ex.h"
#include "rpc/rpc_handler.h"
#include "blockchain_db/blockchain_db.h"
#include "cryptonote_core/cryptonote_core.h"
#include "cryptonote_core/tx_pool.h"
#include "cryptonote_core/blockchain.h"
#include "blockchain_db/testdb.h"
static const uint64_t test_distribution[32] = {
0, 0, 0, 0, 0, 1, 5, 1, 4, 0, 0, 1, 0, 1, 2, 3, 1, 0, 2, 0, 1, 3, 8, 1, 3, 5, 7, 1, 5, 0, 2, 3
};
static const size_t test_distribution_size = sizeof(test_distribution) / sizeof(test_distribution[0]);
namespace
{
class TestDB: public cryptonote::BaseTestDB
{
public:
TestDB(size_t bc_height = test_distribution_size): blockchain_height(bc_height) { m_open = true; }
virtual uint64_t height() const override { return blockchain_height; }
std::vector<uint64_t> get_block_cumulative_rct_outputs(const std::vector<uint64_t> &heights) const override
{
std::vector<uint64_t> d;
for (uint64_t h: heights)
{
uint64_t c = 0;
for (uint64_t i = 0; i <= h; ++i)
c += test_distribution[i];
d.push_back(c);
}
return d;
}
std::vector<uint64_t> get_block_weights(uint64_t start_offset, size_t count) const override
{
std::vector<uint64_t> weights;
while (count--) weights.push_back(1);
return weights;
}
uint64_t blockchain_height;
};
}
bool get_output_distribution(uint64_t amount, uint64_t from, uint64_t to, uint64_t &start_height, std::vector<uint64_t> &distribution, uint64_t &base)
{
std::unique_ptr<cryptonote::Blockchain> bc;
cryptonote::tx_memory_pool txpool(*bc);
bc.reset(new cryptonote::Blockchain(txpool));
struct get_test_options {
const std::pair<uint8_t, uint64_t> hard_forks[2];
const cryptonote::test_options test_options = {
hard_forks
};
get_test_options():hard_forks{std::make_pair((uint8_t)1, (uint64_t)0), std::make_pair((uint8_t)0, (uint64_t)0)}{}
} opts;
cryptonote::Blockchain *blockchain = bc.get();
bool r = blockchain->init(new TestDB(test_distribution_size), cryptonote::FAKECHAIN, true, &opts.test_options, 0, NULL);
return r && bc->get_output_distribution(amount, from, to, start_height, distribution, base);
}
crypto::hash get_block_hash(uint64_t height)
{
crypto::hash hash = crypto::null_hash;
*((uint64_t*)&hash) = height;
return hash;
}
TEST(output_distribution, extend)
{
boost::optional<cryptonote::rpc::output_distribution_data> res;
res = cryptonote::rpc::RpcHandler::get_output_distribution(::get_output_distribution, 0, 28, 29, ::get_block_hash, false, test_distribution_size);
ASSERT_TRUE(res != boost::none);
ASSERT_EQ(res->distribution.size(), 2);
ASSERT_EQ(res->distribution, std::vector<uint64_t>({5, 0}));
res = cryptonote::rpc::RpcHandler::get_output_distribution(::get_output_distribution, 0, 28, 29, ::get_block_hash, true, test_distribution_size);
ASSERT_TRUE(res != boost::none);
ASSERT_EQ(res->distribution.size(), 2);
ASSERT_EQ(res->distribution, std::vector<uint64_t>({55, 55}));
res = cryptonote::rpc::RpcHandler::get_output_distribution(::get_output_distribution, 0, 28, 30, ::get_block_hash, false, test_distribution_size);
ASSERT_TRUE(res != boost::none);
ASSERT_EQ(res->distribution.size(), 3);
ASSERT_EQ(res->distribution, std::vector<uint64_t>({5, 0, 2}));
res = cryptonote::rpc::RpcHandler::get_output_distribution(::get_output_distribution, 0, 28, 30, ::get_block_hash, true, test_distribution_size);
ASSERT_TRUE(res != boost::none);
ASSERT_EQ(res->distribution.size(), 3);
ASSERT_EQ(res->distribution, std::vector<uint64_t>({55, 55, 57}));
res = cryptonote::rpc::RpcHandler::get_output_distribution(::get_output_distribution, 0, 28, 31, ::get_block_hash, false, test_distribution_size);
ASSERT_TRUE(res != boost::none);
ASSERT_EQ(res->distribution.size(), 4);
ASSERT_EQ(res->distribution, std::vector<uint64_t>({5, 0, 2, 3}));
res = cryptonote::rpc::RpcHandler::get_output_distribution(::get_output_distribution, 0, 28, 31, ::get_block_hash, true, test_distribution_size);
ASSERT_TRUE(res != boost::none);
ASSERT_EQ(res->distribution.size(), 4);
ASSERT_EQ(res->distribution, std::vector<uint64_t>({55, 55, 57, 60}));
}
TEST(output_distribution, one)
{
boost::optional<cryptonote::rpc::output_distribution_data> res;
res = cryptonote::rpc::RpcHandler::get_output_distribution(::get_output_distribution, 0, 0, 0, ::get_block_hash, false, test_distribution_size);
ASSERT_TRUE(res != boost::none);
ASSERT_EQ(res->distribution.size(), 1);
ASSERT_EQ(res->distribution.back(), 0);
}
TEST(output_distribution, full_cumulative)
{
boost::optional<cryptonote::rpc::output_distribution_data> res;
res = cryptonote::rpc::RpcHandler::get_output_distribution(::get_output_distribution, 0, 0, 31, ::get_block_hash, true, test_distribution_size);
ASSERT_TRUE(res != boost::none);
ASSERT_EQ(res->distribution.size(), 32);
ASSERT_EQ(res->distribution.back(), 60);
}
TEST(output_distribution, full_noncumulative)
{
boost::optional<cryptonote::rpc::output_distribution_data> res;
res = cryptonote::rpc::RpcHandler::get_output_distribution(::get_output_distribution, 0, 0, 31, ::get_block_hash, false, test_distribution_size);
ASSERT_TRUE(res != boost::none);
ASSERT_EQ(res->distribution.size(), 32);
for (size_t i = 0; i < 32; ++i)
ASSERT_EQ(res->distribution[i], test_distribution[i]);
}
TEST(output_distribution, part_cumulative)
{
boost::optional<cryptonote::rpc::output_distribution_data> res;
res = cryptonote::rpc::RpcHandler::get_output_distribution(::get_output_distribution, 0, 4, 8, ::get_block_hash, true, test_distribution_size);
ASSERT_TRUE(res != boost::none);
ASSERT_EQ(res->distribution.size(), 5);
ASSERT_EQ(res->distribution, std::vector<uint64_t>({0, 1, 6, 7, 11}));
}
TEST(output_distribution, part_noncumulative)
{
boost::optional<cryptonote::rpc::output_distribution_data> res;
res = cryptonote::rpc::RpcHandler::get_output_distribution(::get_output_distribution, 0, 4, 8, ::get_block_hash, false, test_distribution_size);
ASSERT_TRUE(res != boost::none);
ASSERT_EQ(res->distribution.size(), 5);
ASSERT_EQ(res->distribution, std::vector<uint64_t>({0, 1, 5, 1, 4}));
}
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