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// Copyright (c) 2012-2022 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <util/strencodings.h>
#include <boost/test/unit_test.hpp>
#include <algorithm>
#include <string>
using namespace std::literals;
BOOST_AUTO_TEST_SUITE(base32_tests)
BOOST_AUTO_TEST_CASE(base32_testvectors)
{
static const std::string vstrIn[] = {"","f","fo","foo","foob","fooba","foobar"};
static const std::string vstrOut[] = {"","my======","mzxq====","mzxw6===","mzxw6yq=","mzxw6ytb","mzxw6ytboi======"};
static const std::string vstrOutNoPadding[] = {"","my","mzxq","mzxw6","mzxw6yq","mzxw6ytb","mzxw6ytboi"};
for (unsigned int i=0; i<std::size(vstrIn); i++)
{
std::string strEnc = EncodeBase32(vstrIn[i]);
BOOST_CHECK_EQUAL(strEnc, vstrOut[i]);
strEnc = EncodeBase32(vstrIn[i], false);
BOOST_CHECK_EQUAL(strEnc, vstrOutNoPadding[i]);
auto dec = DecodeBase32(vstrOut[i]);
BOOST_REQUIRE(dec);
BOOST_CHECK_MESSAGE(std::ranges::equal(*dec, vstrIn[i]), vstrOut[i]);
}
// Decoding strings with embedded NUL characters should fail
BOOST_CHECK(!DecodeBase32("invalid\0"s)); // correct size, invalid due to \0
BOOST_CHECK(DecodeBase32("AWSX3VPP"s)); // valid
BOOST_CHECK(!DecodeBase32("AWSX3VPP\0invalid"s)); // correct size, invalid due to \0
BOOST_CHECK(!DecodeBase32("AWSX3VPPinvalid"s)); // invalid size
}
BOOST_AUTO_TEST_SUITE_END()
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