lbrycrd/src/test/validation_tests.cpp
lbrynaut 9295adeb38 Rebase lbry on to Bitcoin 0.17.
This contains significant rebase / merge / testing work by Naut
<lbrynaut@protonmail.com>, Anthony Fieroni <bvbfan@abv.bg> and Brannon
King <countprimes@gmail.com>.
2020-03-26 15:39:51 +02:00

95 lines
3.2 KiB
C++

// Copyright (c) 2014-2019 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 <chainparams.h>
#include <net.h>
#include <validation.h>
#include <test/setup_common.h>
#include <boost/signals2/signal.hpp>
#include <boost/test/unit_test.hpp>
BOOST_FIXTURE_TEST_SUITE(validation_tests, TestingSetup)
static void TestBlockSubsidyReductions(const Consensus::Params& consensusParams)
{
int nHeight = 0;
BOOST_CHECK_EQUAL(GetBlockSubsidy(nHeight, consensusParams), 400000000*COIN);
// Verify that block reward is 1 until block 5100
nHeight += 25;
for (; nHeight < 5100; nHeight += 80)
{
BOOST_CHECK_EQUAL(GetBlockSubsidy(nHeight, consensusParams), 1*COIN);
}
nHeight = 5100;
// Verify it increases by 1 coin every 100 blocks
for (int i = 1; nHeight < 55000; nHeight += 100, i++)
{
BOOST_CHECK_EQUAL(GetBlockSubsidy(nHeight, consensusParams), i*COIN);
}
int maxReductions = 500;
CAmount nInitialSubsidy = 500 * COIN;
int nReductions;
for (nReductions = 0; nReductions < maxReductions; nReductions++)
{
nHeight = (((nReductions * nReductions + nReductions) >> 1) * consensusParams.nSubsidyLevelInterval) + 55001;
CAmount nSubsidy = GetBlockSubsidy(nHeight, consensusParams);
BOOST_CHECK_EQUAL(nSubsidy, nInitialSubsidy - nReductions * COIN);
}
nHeight = (((nReductions * nReductions + nReductions) >> 1) * consensusParams.nSubsidyLevelInterval) + 55001;
BOOST_CHECK_EQUAL(GetBlockSubsidy(nHeight, consensusParams), 0);
}
static void TestBlockSubsidyReductions(int nSubsidyLevelInterval)
{
Consensus::Params consensusParams;
consensusParams.nSubsidyLevelInterval = nSubsidyLevelInterval;
TestBlockSubsidyReductions(consensusParams);
}
BOOST_AUTO_TEST_CASE(block_subsidy_test)
{
const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);
TestBlockSubsidyReductions(chainParams->GetConsensus()); // As in main
TestBlockSubsidyReductions(1); // As in regtest
TestBlockSubsidyReductions(5); // Just another interval
}
BOOST_AUTO_TEST_CASE(subsidy_limit_test)
{
const auto chainParams = CreateChainParams(CBaseChainParams::MAIN);
const auto& consensusParams = chainParams->GetConsensus();
CAmount nSum = 0;
nSum += GetBlockSubsidy(0, consensusParams);
for (int nHeight = 1; nHeight < 5000001; nHeight += 1000) {
CAmount nSubsidy = GetBlockSubsidy(nHeight, consensusParams);
BOOST_CHECK(nSubsidy <= 500 * COIN);
nSum += nSubsidy * 1000;
BOOST_CHECK(MoneyRange(nSum));
}
BOOST_CHECK_EQUAL(nSum, 108322100000000000LL);
}
static bool ReturnFalse() { return false; }
static bool ReturnTrue() { return true; }
BOOST_AUTO_TEST_CASE(test_combiner_all)
{
boost::signals2::signal<bool (), CombinerAll> Test;
BOOST_CHECK(Test());
Test.connect(&ReturnFalse);
BOOST_CHECK(!Test());
Test.connect(&ReturnTrue);
BOOST_CHECK(!Test());
Test.disconnect(&ReturnFalse);
BOOST_CHECK(Test());
Test.disconnect(&ReturnTrue);
BOOST_CHECK(Test());
}
BOOST_AUTO_TEST_SUITE_END()