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Differential D6451 Diff 21089 src/test/policyestimator_tests.cpp

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src/test/policyestimator_tests.cpp

// Copyright (c) 2011-2019 The Bitcoin Core developers // Copyright (c) 2011-2019 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying // Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php. // file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <policy/fees.h> #include <policy/fees.h>
#include <policy/policy.h> #include <policy/policy.h>
#include <txmempool.h> #include <txmempool.h>
#include <uint256.h> #include <uint256.h>
#include <util/system.h> #include <util/system.h>
#include <util/time.h> #include <util/time.h>
#include <test/util/setup_common.h> #include <test/util/setup_common.h>
#include <boost/test/unit_test.hpp> #include <boost/test/unit_test.hpp>
BOOST_FIXTURE_TEST_SUITE(policyestimator_tests, BasicTestingSetup) BOOST_FIXTURE_TEST_SUITE(policyestimator_tests, TestingSetup)
BOOST_AUTO_TEST_CASE(MempoolMinimumFeeEstimate) { BOOST_AUTO_TEST_CASE(MempoolMinimumFeeEstimate) {
CTxMemPool mpool; CTxMemPool mpool;
LOCK2(cs_main, mpool.cs); LOCK2(cs_main, mpool.cs);
TestMemPoolEntryHelper entry; TestMemPoolEntryHelper entry;
// Create a transaction template // Create a transaction template
CScript garbage; CScript garbage;
▲ Show 20 Lines • Show All 54 Lines • ▼ Show 20 Lines for (int64_t i = 0; i < 10000; i++) {
// The average should end up as 1/2 * 100 * // The average should end up as 1/2 * 100 *
// DEFAULT_BLOCK_MIN_TX_FEE_PER_KB // DEFAULT_BLOCK_MIN_TX_FEE_PER_KB
mpool.addUnchecked(entry.Fee((i + 1) * DEFAULT_BLOCK_MIN_TX_FEE_PER_KB) mpool.addUnchecked(entry.Fee((i + 1) * DEFAULT_BLOCK_MIN_TX_FEE_PER_KB)
.Time(GetTime()) .Time(GetTime())
.Height(blocknum) .Height(blocknum)
.FromTx(tx)); .FromTx(tx));
} }
// Trim to size. GetMinFee should be more than 10000 * // Trim to size. GetMinFee should be more than 10000 *
// DEFAULT_BLOCK_MIN_TX_FEE_PER_KB But the estimateFee should be // DEFAULT_BLOCK_MIN_TX_FEE_PER_KB, but the estimateFee should remain
// unchanged. // unchanged.
mpool.TrimToSize(1); mpool.TrimToSize(1);
BOOST_CHECK(mpool.GetMinFee(1) >= BOOST_CHECK(mpool.GetMinFee(1) >=
CFeeRate(10000 * DEFAULT_BLOCK_MIN_TX_FEE_PER_KB, CFeeRate(10000 * DEFAULT_BLOCK_MIN_TX_FEE_PER_KB,
CTransaction(tx).GetTotalSize())); CTransaction(tx).GetTotalSize()));
BOOST_CHECK_MESSAGE(mpool.estimateFee() == mpool.GetMinFee(1), BOOST_CHECK_MESSAGE(mpool.estimateFee() == mpool.GetMinFee(1),
"Confirm blocks has failed"); "Confirm blocks has failed");
} }
BOOST_AUTO_TEST_SUITE_END() BOOST_AUTO_TEST_SUITE_END()