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Merge #7705: [amount] Add tests and make GetFee() monotonic
fad13b1 [amount] Preempt issues with negative fee rates (MarcoFalke) faf756a [amount] Make GetFee() monotonic (MarcoFalke) fab6880 [qa] Add amount tests (MarcoFalke)
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// Copyright (c) 2016 The Bitcoin Core developers | ||
// Distributed under the MIT software license, see the accompanying | ||
// file COPYING or http://www.opensource.org/licenses/mit-license.php. | ||
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#include "amount.h" | ||
#include "test/test_bitcoin.h" | ||
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#include <boost/test/unit_test.hpp> | ||
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BOOST_FIXTURE_TEST_SUITE(amount_tests, BasicTestingSetup) | ||
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BOOST_AUTO_TEST_CASE(GetFeeTest) | ||
{ | ||
CFeeRate feeRate; | ||
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feeRate = CFeeRate(0); | ||
// Must always return 0 | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(0), 0); | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(1e5), 0); | ||
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feeRate = CFeeRate(1000); | ||
// Must always just return the arg | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(0), 0); | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(1), 1); | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(121), 121); | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(999), 999); | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(1e3), 1e3); | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(9e3), 9e3); | ||
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feeRate = CFeeRate(123); | ||
// Truncates the result, if not integer | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(0), 0); | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(8), 1); // Special case: returns 1 instead of 0 | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(9), 1); | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(121), 14); | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(122), 15); | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(999), 122); | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(1e3), 123); | ||
BOOST_CHECK_EQUAL(feeRate.GetFee(9e3), 1107); | ||
} | ||
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BOOST_AUTO_TEST_SUITE_END() |