2022-04-29 08:41:25 +00:00
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// Copyright (c) 2019-2022, The Monero Project
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2021-07-29 12:02:08 +00:00
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// References:
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// - https://github.com/ArticMine/Monero-Documents/blob/master/MoneroScaling2021.pdf
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// - https://github.com/monero-project/research-lab/issues/70
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#define IN_UNIT_TESTS
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#include "gtest/gtest.h"
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#include "cryptonote_core/blockchain.h"
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#include "cryptonote_core/tx_pool.h"
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#include "cryptonote_core/cryptonote_core.h"
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#include "blockchain_db/testdb.h"
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namespace
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{
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class TestDB: public cryptonote::BaseTestDB
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{
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public:
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TestDB() { m_open = true; }
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};
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}
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#define PREFIX_WINDOW(hf_version,window) \
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std::unique_ptr<cryptonote::Blockchain> bc; \
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cryptonote::tx_memory_pool txpool(*bc); \
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bc.reset(new cryptonote::Blockchain(txpool)); \
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struct get_test_options { \
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const std::pair<uint8_t, uint64_t> hard_forks[3]; \
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const cryptonote::test_options test_options = { \
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hard_forks, \
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window, \
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}; \
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get_test_options(): hard_forks{std::make_pair(1, (uint64_t)0), std::make_pair((uint8_t)hf_version, (uint64_t)1), std::make_pair((uint8_t)0, (uint64_t)0)} {} \
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} opts; \
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cryptonote::Blockchain *blockchain = bc.get(); \
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bool r = blockchain->init(new TestDB(), cryptonote::FAKECHAIN, true, &opts.test_options, 0, NULL); \
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ASSERT_TRUE(r)
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#define PREFIX(hf_version) PREFIX_WINDOW(hf_version, TEST_LONG_TERM_BLOCK_WEIGHT_WINDOW)
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TEST(fee_2021_scaling, relay_fee_cases_from_pdf)
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{
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PREFIX_WINDOW(HF_VERSION_2021_SCALING, CRYPTONOTE_LONG_TERM_BLOCK_WEIGHT_WINDOW_SIZE);
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ASSERT_EQ(bc->get_dynamic_base_fee(1200000000000, 300000, HF_VERSION_2021_SCALING-1), 8000);
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ASSERT_EQ(bc->get_dynamic_base_fee(1200000000000, 300000, HF_VERSION_2021_SCALING), 38000);
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ASSERT_EQ(bc->get_dynamic_base_fee(1200000000000, 1425000, HF_VERSION_2021_SCALING-1), 1684 /*1680*/);
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ASSERT_EQ(bc->get_dynamic_base_fee(1200000000000, 1425000, HF_VERSION_2021_SCALING), 1684 /*1680*/);
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ASSERT_EQ(bc->get_dynamic_base_fee(1200000000000, 1500000, HF_VERSION_2021_SCALING-1), 1600);
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ASSERT_EQ(bc->get_dynamic_base_fee(1200000000000, 1500000, HF_VERSION_2021_SCALING), 1520);
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ASSERT_EQ(bc->get_dynamic_base_fee(600000000000, 300000, HF_VERSION_2021_SCALING-1), 4000);
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ASSERT_EQ(bc->get_dynamic_base_fee(600000000000, 300000, HF_VERSION_2021_SCALING), 19000);
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ASSERT_EQ(bc->get_dynamic_base_fee(600000000000, 1425000, HF_VERSION_2021_SCALING-1), 842 /*840*/);
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ASSERT_EQ(bc->get_dynamic_base_fee(600000000000, 1425000, HF_VERSION_2021_SCALING), 842 /*840*/);
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ASSERT_EQ(bc->get_dynamic_base_fee(600000000000, 1500000, HF_VERSION_2021_SCALING-1), 800);
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ASSERT_EQ(bc->get_dynamic_base_fee(600000000000, 1500000, HF_VERSION_2021_SCALING), 760);
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}
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TEST(fee_2021_scaling, wallet_fee_cases_from_pdf)
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{
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PREFIX_WINDOW(HF_VERSION_2021_SCALING, CRYPTONOTE_LONG_TERM_BLOCK_WEIGHT_WINDOW_SIZE);
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std::vector<uint64_t> fees;
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fees.clear();
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bc->get_dynamic_base_fee_estimate_2021_scaling(10, 600000000000, 300000, 300000, fees);
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ASSERT_EQ(fees.size(), 4);
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ASSERT_EQ(fees[0], 20000);
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ASSERT_EQ(fees[1], 80000);
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ASSERT_EQ(fees[2], 320000);
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ASSERT_EQ(fees[3], 4000000);
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fees.clear();
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bc->get_dynamic_base_fee_estimate_2021_scaling(10, 600000000000, 15000000, 300000, fees);
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ASSERT_EQ(fees.size(), 4);
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ASSERT_EQ(fees[0], 20000);
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ASSERT_EQ(fees[1], 80000);
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ASSERT_EQ(fees[2], 320000);
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ASSERT_EQ(fees[3], 1300000);
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fees.clear();
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bc->get_dynamic_base_fee_estimate_2021_scaling(10, 600000000000, 1425000, 1425000, fees);
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ASSERT_EQ(fees.size(), 4);
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ASSERT_EQ(fees[0], 890);
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ASSERT_EQ(fees[1], 3600);
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ASSERT_EQ(fees[2], 68000);
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ASSERT_EQ(fees[3], 850000 /* 842000 */);
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fees.clear();
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bc->get_dynamic_base_fee_estimate_2021_scaling(10, 600000000000, 1500000, 1500000, fees);
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ASSERT_EQ(fees.size(), 4);
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ASSERT_EQ(fees[0], 800);
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ASSERT_EQ(fees[1], 3200);
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ASSERT_EQ(fees[2], 64000);
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ASSERT_EQ(fees[3], 800000);
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fees.clear();
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bc->get_dynamic_base_fee_estimate_2021_scaling(10, 600000000000, 75000000, 1500000, fees);
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ASSERT_EQ(fees.size(), 4);
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ASSERT_EQ(fees[0], 800);
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ASSERT_EQ(fees[1], 3200);
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ASSERT_EQ(fees[2], 64000);
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ASSERT_EQ(fees[3], 260000);
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}
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TEST(fee_2021_scaling, rounding)
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{
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ASSERT_EQ(cryptonote::round_money_up("27810", 3), "27900.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("37.94", 3), "38.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("0.5555", 3), "0.556000000000");
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ASSERT_EQ(cryptonote::round_money_up("0.002342", 3), "0.002350000000");
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ASSERT_EQ(cryptonote::round_money_up("27810", 2), "28000.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("37.94", 2), "38.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("0.5555", 2), "0.560000000000");
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ASSERT_EQ(cryptonote::round_money_up("0.002342", 2), "0.002400000000");
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ASSERT_EQ(cryptonote::round_money_up("0", 8), "0.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("0.0", 8), "0.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("50.0", 8), "50.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("0.002342", 8), "0.002342000000");
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ASSERT_EQ(cryptonote::round_money_up("0.002342", 1), "0.003000000000");
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ASSERT_EQ(cryptonote::round_money_up("12345", 8), "12345.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("45678", 1), "50000.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("1.234", 1), "2.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("1.0000001", 4), "1.001000000000");
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ASSERT_EQ(cryptonote::round_money_up("1.0020001", 4), "1.003000000000");
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ASSERT_EQ(cryptonote::round_money_up("1.999999", 1), "2.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("1.999999", 2), "2.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("1.999999", 3), "2.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("1.999999", 4), "2.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("1.999999", 5), "2.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("1.999999", 6), "2.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("1.999999", 7), "1.999999000000");
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ASSERT_EQ(cryptonote::round_money_up("1.999999", 8), "1.999999000000");
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ASSERT_EQ(cryptonote::round_money_up("1.999999", 9), "1.999999000000");
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ASSERT_EQ(cryptonote::round_money_up("2.000001", 1), "3.000000000000");
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ASSERT_EQ(cryptonote::round_money_up("2.000001", 2), "2.100000000000");
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ASSERT_EQ(cryptonote::round_money_up("2.000001", 3), "2.010000000000");
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ASSERT_EQ(cryptonote::round_money_up("2.000001", 4), "2.001000000000");
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ASSERT_EQ(cryptonote::round_money_up("2.000001", 5), "2.000100000000");
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ASSERT_EQ(cryptonote::round_money_up("2.000001", 6), "2.000010000000");
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ASSERT_EQ(cryptonote::round_money_up("2.000001", 7), "2.000001000000");
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ASSERT_EQ(cryptonote::round_money_up("2.000001", 8), "2.000001000000");
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ASSERT_EQ(cryptonote::round_money_up("2.000001", 9), "2.000001000000");
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ASSERT_EQ(cryptonote::round_money_up("2.000001", 4000), "2.000001000000");
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ASSERT_EQ(cryptonote::round_money_up("999", 2), "1000.000000000000");
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ASSERT_THROW(cryptonote::round_money_up("1.23", 0), std::runtime_error);
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ASSERT_THROW(cryptonote::round_money_up("18446744.073709551615", 1), std::runtime_error);
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ASSERT_THROW(cryptonote::round_money_up("18446744.073709551615", 2), std::runtime_error);
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ASSERT_THROW(cryptonote::round_money_up("18446744.073709551615", 12), std::runtime_error);
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ASSERT_THROW(cryptonote::round_money_up("18446744.073709551615", 19), std::runtime_error);
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ASSERT_EQ(cryptonote::round_money_up("18446744.073709551615", 20), "18446744.073709551615");
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}
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