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       1                 :            : // Copyright (c) 2012-2022 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 <util/strencodings.h>
       6                 :            : 
       7                 :            : #include <boost/test/unit_test.hpp>
       8                 :            : #include <string>
       9                 :            : 
      10                 :            : using namespace std::literals;
      11                 :            : 
      12                 :          0 : BOOST_AUTO_TEST_SUITE(base32_tests)
      13                 :            : 
      14                 :          0 : BOOST_AUTO_TEST_CASE(base32_testvectors)
      15                 :            : {
      16                 :          0 :     static const std::string vstrIn[]  = {"","f","fo","foo","foob","fooba","foobar"};
      17                 :          0 :     static const std::string vstrOut[] = {"","my======","mzxq====","mzxw6===","mzxw6yq=","mzxw6ytb","mzxw6ytboi======"};
      18                 :          0 :     static const std::string vstrOutNoPadding[] = {"","my","mzxq","mzxw6","mzxw6yq","mzxw6ytb","mzxw6ytboi"};
      19                 :          0 :     for (unsigned int i=0; i<std::size(vstrIn); i++)
      20                 :            :     {
      21                 :          0 :         std::string strEnc = EncodeBase32(vstrIn[i]);
      22                 :          0 :         BOOST_CHECK_EQUAL(strEnc, vstrOut[i]);
      23                 :          0 :         strEnc = EncodeBase32(vstrIn[i], false);
      24                 :          0 :         BOOST_CHECK_EQUAL(strEnc, vstrOutNoPadding[i]);
      25                 :          0 :         auto dec = DecodeBase32(vstrOut[i]);
      26                 :          0 :         BOOST_REQUIRE(dec);
      27                 :          0 :         BOOST_CHECK_MESSAGE(MakeByteSpan(*dec) == MakeByteSpan(vstrIn[i]), vstrOut[i]);
      28                 :          0 :     }
      29                 :            : 
      30                 :            :     // Decoding strings with embedded NUL characters should fail
      31                 :          0 :     BOOST_CHECK(!DecodeBase32("invalid\0"s)); // correct size, invalid due to \0
      32                 :          0 :     BOOST_CHECK(DecodeBase32("AWSX3VPP"s)); // valid
      33                 :          0 :     BOOST_CHECK(!DecodeBase32("AWSX3VPP\0invalid"s)); // correct size, invalid due to \0
      34                 :          0 :     BOOST_CHECK(!DecodeBase32("AWSX3VPPinvalid"s)); // invalid size
      35                 :          0 : }
      36                 :            : 
      37                 :          0 : BOOST_AUTO_TEST_SUITE_END()