mirror of https://github.com/bitcoin/bitcoin.git
101 lines
4.0 KiB
C++
101 lines
4.0 KiB
C++
// Copyright (c) 2011-2022 The Bitcoin Core developers
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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 <test/data/base58_encode_decode.json.h>
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#include <base58.h>
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#include <test/util/json.h>
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#include <test/util/random.h>
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#include <test/util/setup_common.h>
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#include <util/strencodings.h>
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#include <util/vector.h>
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#include <univalue.h>
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#include <boost/test/unit_test.hpp>
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#include <string>
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using namespace std::literals;
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BOOST_FIXTURE_TEST_SUITE(base58_tests, BasicTestingSetup)
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// Goal: test low-level base58 encoding functionality
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BOOST_AUTO_TEST_CASE(base58_EncodeBase58)
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{
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UniValue tests = read_json(json_tests::base58_encode_decode);
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for (unsigned int idx = 0; idx < tests.size(); idx++) {
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const UniValue& test = tests[idx];
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std::string strTest = test.write();
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if (test.size() < 2) // Allow for extra stuff (useful for comments)
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{
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BOOST_ERROR("Bad test: " << strTest);
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continue;
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}
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std::vector<unsigned char> sourcedata = ParseHex(test[0].get_str());
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std::string base58string = test[1].get_str();
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BOOST_CHECK_MESSAGE(
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EncodeBase58(sourcedata) == base58string,
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strTest);
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}
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}
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// Goal: test low-level base58 decoding functionality
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BOOST_AUTO_TEST_CASE(base58_DecodeBase58)
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{
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UniValue tests = read_json(json_tests::base58_encode_decode);
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std::vector<unsigned char> result;
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for (unsigned int idx = 0; idx < tests.size(); idx++) {
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const UniValue& test = tests[idx];
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std::string strTest = test.write();
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if (test.size() < 2) // Allow for extra stuff (useful for comments)
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{
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BOOST_ERROR("Bad test: " << strTest);
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continue;
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}
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std::vector<unsigned char> expected = ParseHex(test[0].get_str());
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std::string base58string = test[1].get_str();
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BOOST_CHECK_MESSAGE(DecodeBase58(base58string, result, 256), strTest);
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BOOST_CHECK_MESSAGE(result.size() == expected.size() && std::equal(result.begin(), result.end(), expected.begin()), strTest);
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}
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BOOST_CHECK(!DecodeBase58("invalid"s, result, 100));
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BOOST_CHECK(!DecodeBase58("invalid\0"s, result, 100));
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BOOST_CHECK(!DecodeBase58("\0invalid"s, result, 100));
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BOOST_CHECK(DecodeBase58("good"s, result, 100));
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BOOST_CHECK(!DecodeBase58("bad0IOl"s, result, 100));
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BOOST_CHECK(!DecodeBase58("goodbad0IOl"s, result, 100));
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BOOST_CHECK(!DecodeBase58("good\0bad0IOl"s, result, 100));
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// check that DecodeBase58 skips whitespace, but still fails with unexpected non-whitespace at the end.
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BOOST_CHECK(!DecodeBase58(" \t\n\v\f\r skip \r\f\v\n\t a", result, 3));
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BOOST_CHECK( DecodeBase58(" \t\n\v\f\r skip \r\f\v\n\t ", result, 3));
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std::vector<unsigned char> expected = ParseHex("971a55");
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BOOST_CHECK_EQUAL_COLLECTIONS(result.begin(), result.end(), expected.begin(), expected.end());
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BOOST_CHECK(DecodeBase58Check("3vQB7B6MrGQZaxCuFg4oh"s, result, 100));
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BOOST_CHECK(!DecodeBase58Check("3vQB7B6MrGQZaxCuFg4oi"s, result, 100));
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BOOST_CHECK(!DecodeBase58Check("3vQB7B6MrGQZaxCuFg4oh0IOl"s, result, 100));
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BOOST_CHECK(!DecodeBase58Check("3vQB7B6MrGQZaxCuFg4oh\0" "0IOl"s, result, 100));
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}
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BOOST_AUTO_TEST_CASE(base58_random_encode_decode)
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{
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for (int n = 0; n < 1000; ++n) {
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unsigned int len = 1 + InsecureRandBits(8);
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unsigned int zeroes = InsecureRandBool() ? InsecureRandRange(len + 1) : 0;
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auto data = Cat(std::vector<unsigned char>(zeroes, '\000'), g_insecure_rand_ctx.randbytes(len - zeroes));
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auto encoded = EncodeBase58Check(data);
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std::vector<unsigned char> decoded;
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auto ok_too_small = DecodeBase58Check(encoded, decoded, InsecureRandRange(len));
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BOOST_CHECK(!ok_too_small);
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auto ok = DecodeBase58Check(encoded, decoded, len + InsecureRandRange(257 - len));
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BOOST_CHECK(ok);
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BOOST_CHECK(data == decoded);
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}
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}
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BOOST_AUTO_TEST_SUITE_END()
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