LCOV - code coverage report
Current view: top level - src/test - base58_tests.cpp (source / functions) Hit Total Coverage
Test: coverage.lcov Lines: 55 63 87.3 %
Date: 2022-04-21 14:51:19 Functions: 3 3 100.0 %
Legend: Modified by patch:
Lines: hit not hit | Branches: + taken - not taken # not executed

Not modified by patch:
Lines: hit not hit | Branches: + taken - not taken # not executed
Branches: 10 12 83.3 %

           Branch data     Line data    Source code
#       1                 :            : // Copyright (c) 2011-2021 The Bitcoin Core developers
#       2                 :            : // Distributed under the MIT software license, see the accompanying
#       3                 :            : // file COPYING or http://www.opensource.org/licenses/mit-license.php.
#       4                 :            : 
#       5                 :            : #include <test/data/base58_encode_decode.json.h>
#       6                 :            : 
#       7                 :            : #include <base58.h>
#       8                 :            : #include <test/util/setup_common.h>
#       9                 :            : #include <util/strencodings.h>
#      10                 :            : #include <util/vector.h>
#      11                 :            : 
#      12                 :            : #include <univalue.h>
#      13                 :            : 
#      14                 :            : #include <boost/test/unit_test.hpp>
#      15                 :            : #include <string>
#      16                 :            : 
#      17                 :            : using namespace std::literals;
#      18                 :            : 
#      19                 :            : UniValue read_json(const std::string& jsondata);
#      20                 :            : 
#      21                 :            : BOOST_FIXTURE_TEST_SUITE(base58_tests, BasicTestingSetup)
#      22                 :            : 
#      23                 :            : // Goal: test low-level base58 encoding functionality
#      24                 :            : BOOST_AUTO_TEST_CASE(base58_EncodeBase58)
#      25                 :          2 : {
#      26                 :          2 :     UniValue tests = read_json(std::string(json_tests::base58_encode_decode, json_tests::base58_encode_decode + sizeof(json_tests::base58_encode_decode)));
#      27         [ +  + ]:         30 :     for (unsigned int idx = 0; idx < tests.size(); idx++) {
#      28                 :         28 :         UniValue test = tests[idx];
#      29                 :         28 :         std::string strTest = test.write();
#      30         [ -  + ]:         28 :         if (test.size() < 2) // Allow for extra stuff (useful for comments)
#      31                 :          0 :         {
#      32                 :          0 :             BOOST_ERROR("Bad test: " << strTest);
#      33                 :          0 :             continue;
#      34                 :          0 :         }
#      35                 :         28 :         std::vector<unsigned char> sourcedata = ParseHex(test[0].get_str());
#      36                 :         28 :         std::string base58string = test[1].get_str();
#      37                 :         28 :         BOOST_CHECK_MESSAGE(
#      38                 :         28 :                     EncodeBase58(sourcedata) == base58string,
#      39                 :         28 :                     strTest);
#      40                 :         28 :     }
#      41                 :          2 : }
#      42                 :            : 
#      43                 :            : // Goal: test low-level base58 decoding functionality
#      44                 :            : BOOST_AUTO_TEST_CASE(base58_DecodeBase58)
#      45                 :          2 : {
#      46                 :          2 :     UniValue tests = read_json(std::string(json_tests::base58_encode_decode, json_tests::base58_encode_decode + sizeof(json_tests::base58_encode_decode)));
#      47                 :          2 :     std::vector<unsigned char> result;
#      48                 :            : 
#      49         [ +  + ]:         30 :     for (unsigned int idx = 0; idx < tests.size(); idx++) {
#      50                 :         28 :         UniValue test = tests[idx];
#      51                 :         28 :         std::string strTest = test.write();
#      52         [ -  + ]:         28 :         if (test.size() < 2) // Allow for extra stuff (useful for comments)
#      53                 :          0 :         {
#      54                 :          0 :             BOOST_ERROR("Bad test: " << strTest);
#      55                 :          0 :             continue;
#      56                 :          0 :         }
#      57                 :         28 :         std::vector<unsigned char> expected = ParseHex(test[0].get_str());
#      58                 :         28 :         std::string base58string = test[1].get_str();
#      59                 :         28 :         BOOST_CHECK_MESSAGE(DecodeBase58(base58string, result, 256), strTest);
#      60                 :         28 :         BOOST_CHECK_MESSAGE(result.size() == expected.size() && std::equal(result.begin(), result.end(), expected.begin()), strTest);
#      61                 :         28 :     }
#      62                 :            : 
#      63                 :          2 :     BOOST_CHECK(!DecodeBase58("invalid"s, result, 100));
#      64                 :          2 :     BOOST_CHECK(!DecodeBase58("invalid\0"s, result, 100));
#      65                 :          2 :     BOOST_CHECK(!DecodeBase58("\0invalid"s, result, 100));
#      66                 :            : 
#      67                 :          2 :     BOOST_CHECK(DecodeBase58("good"s, result, 100));
#      68                 :          2 :     BOOST_CHECK(!DecodeBase58("bad0IOl"s, result, 100));
#      69                 :          2 :     BOOST_CHECK(!DecodeBase58("goodbad0IOl"s, result, 100));
#      70                 :          2 :     BOOST_CHECK(!DecodeBase58("good\0bad0IOl"s, result, 100));
#      71                 :            : 
#      72                 :            :     // check that DecodeBase58 skips whitespace, but still fails with unexpected non-whitespace at the end.
#      73                 :          2 :     BOOST_CHECK(!DecodeBase58(" \t\n\v\f\r skip \r\f\v\n\t a", result, 3));
#      74                 :          2 :     BOOST_CHECK( DecodeBase58(" \t\n\v\f\r skip \r\f\v\n\t ", result, 3));
#      75                 :          2 :     std::vector<unsigned char> expected = ParseHex("971a55");
#      76                 :          2 :     BOOST_CHECK_EQUAL_COLLECTIONS(result.begin(), result.end(), expected.begin(), expected.end());
#      77                 :            : 
#      78                 :          2 :     BOOST_CHECK(DecodeBase58Check("3vQB7B6MrGQZaxCuFg4oh"s, result, 100));
#      79                 :          2 :     BOOST_CHECK(!DecodeBase58Check("3vQB7B6MrGQZaxCuFg4oi"s, result, 100));
#      80                 :          2 :     BOOST_CHECK(!DecodeBase58Check("3vQB7B6MrGQZaxCuFg4oh0IOl"s, result, 100));
#      81                 :          2 :     BOOST_CHECK(!DecodeBase58Check("3vQB7B6MrGQZaxCuFg4oh\0" "0IOl"s, result, 100));
#      82                 :          2 : }
#      83                 :            : 
#      84                 :            : BOOST_AUTO_TEST_CASE(base58_random_encode_decode)
#      85                 :          2 : {
#      86         [ +  + ]:       2002 :     for (int n = 0; n < 1000; ++n) {
#      87                 :       2000 :         unsigned int len = 1 + InsecureRandBits(8);
#      88         [ +  + ]:       2000 :         unsigned int zeroes = InsecureRandBool() ? InsecureRandRange(len + 1) : 0;
#      89                 :       2000 :         auto data = Cat(std::vector<unsigned char>(zeroes, '\000'), g_insecure_rand_ctx.randbytes(len - zeroes));
#      90                 :       2000 :         auto encoded = EncodeBase58Check(data);
#      91                 :       2000 :         std::vector<unsigned char> decoded;
#      92                 :       2000 :         auto ok_too_small = DecodeBase58Check(encoded, decoded, InsecureRandRange(len));
#      93                 :       2000 :         BOOST_CHECK(!ok_too_small);
#      94                 :       2000 :         auto ok = DecodeBase58Check(encoded, decoded, len + InsecureRandRange(257 - len));
#      95                 :       2000 :         BOOST_CHECK(ok);
#      96                 :       2000 :         BOOST_CHECK(data == decoded);
#      97                 :       2000 :     }
#      98                 :          2 : }
#      99                 :            : 
#     100                 :            : BOOST_AUTO_TEST_SUITE_END()

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