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47 lines
1.4 KiB
C++
47 lines
1.4 KiB
C++
// Copyright (c) 2017 Pieter Wuille
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include <blech32.h>
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#include <random.h>
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#include <util/strencodings.h>
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#include <boost/test/unit_test.hpp>
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BOOST_AUTO_TEST_SUITE(blech32_tests)
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BOOST_AUTO_TEST_CASE(blech32_polymod_sanity)
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{
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std::vector<unsigned char> data(40);
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// GetRandBytes only allows 32 bytes at a time
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GetRandBytes(data.data(), 32);
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GetRandBytes(data.data() + 32, data.size() - 32);
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std::vector<unsigned char> base32;
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ConvertBits<8, 5, true>([&](unsigned char c) { base32.push_back(c); }, data.begin(), data.end());
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uint64_t plm1 = blech32::PolyMod(base32);
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// Now add 1023 zeros.
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for (auto i = 0; i < 1023; i++) {
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base32.push_back(0);
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}
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uint64_t plm2 = blech32::PolyMod(base32);
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BOOST_CHECK_EQUAL(plm1, plm2);
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}
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BOOST_AUTO_TEST_CASE(blech32_checksum)
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{
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std::vector<unsigned char> vector{7,2,3,4,5,6,7,8,9,234,123,213,16};
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std::vector<unsigned char> b32;
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ConvertBits<8, 5, true>([&](unsigned char c) { b32.push_back(c); }, vector.begin(), vector.end());
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std::vector<unsigned char> cs = blech32::CreateChecksum("lq", b32);
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std::vector<unsigned char> expected_cs{22,13,13,5,4,4,23,7,28,21,30,12};
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for (size_t i = 0; i < expected_cs.size(); i++) {
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BOOST_CHECK_EQUAL(expected_cs[i], cs[i]);
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}
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}
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BOOST_AUTO_TEST_SUITE_END()
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