// Copyright (c) 2025 The Limenka developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#include <test/fork_util.h>

#include <consensus/consensus.h>
#include <consensus/params.h>
#include <primitives/block.h>

#include <boost/test/unit_test.hpp>

BOOST_FIXTURE_TEST_SUITE(fork_interval_tests, ForkTestingSetup)

BOOST_AUTO_TEST_CASE(fork_interval_target)
{
    const auto& p = ForkConsensus();
    BOOST_CHECK_EQUAL(p.nForkIntervalTarget, 617);
}

BOOST_AUTO_TEST_CASE(fork_block_subsidy)
{
    const int halving_interval = 210000;
    int64_t agg_seconds = 0;

    // Time-proportional reward at the full interval: 50 BTC coinbase.
    CAmount sub = GetForkBlockSubsidy(600, agg_seconds, halving_interval);
    BOOST_CHECK_EQUAL(sub, 50 * COIN);

    // Post-halving: after 4 years of aggregate seconds.
    agg_seconds = 600LL * halving_interval + 1;
    CAmount sub_halved = GetForkBlockSubsidy(600, agg_seconds, halving_interval);
    BOOST_CHECK_EQUAL(sub_halved, sub / 2);

    // Second halving.
    agg_seconds = 600LL * halving_interval * 2 + 1;
    CAmount sub_quarter = GetForkBlockSubsidy(600, agg_seconds, halving_interval);
    BOOST_CHECK_EQUAL(sub_quarter, sub / 4);
}

BOOST_AUTO_TEST_CASE(fork_block_weight_limit)
{
    // Fork blocks have no fixed weight cap (time-proportional payload).
    BOOST_CHECK_GT(MAX_BLOCK_WEIGHT, 0);
    BOOST_CHECK_LE(MAX_BLOCK_WEIGHT, int64_t(4'000'000));
}

BOOST_AUTO_TEST_SUITE_END()