1 // Copyright (c) 2012-2020 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 BOOST_AUTO_TEST_SUITE(base32_tests)
13 
BOOST_AUTO_TEST_CASE(base32_testvectors)14 BOOST_AUTO_TEST_CASE(base32_testvectors)
15 {
16     static const std::string vstrIn[]  = {"","f","fo","foo","foob","fooba","foobar"};
17     static const std::string vstrOut[] = {"","my======","mzxq====","mzxw6===","mzxw6yq=","mzxw6ytb","mzxw6ytboi======"};
18     static const std::string vstrOutNoPadding[] = {"","my","mzxq","mzxw6","mzxw6yq","mzxw6ytb","mzxw6ytboi"};
19     for (unsigned int i=0; i<std::size(vstrIn); i++)
20     {
21         std::string strEnc = EncodeBase32(vstrIn[i]);
22         BOOST_CHECK_EQUAL(strEnc, vstrOut[i]);
23         strEnc = EncodeBase32(vstrIn[i], false);
24         BOOST_CHECK_EQUAL(strEnc, vstrOutNoPadding[i]);
25         std::string strDec = DecodeBase32(vstrOut[i]);
26         BOOST_CHECK_EQUAL(strDec, vstrIn[i]);
27     }
28 
29     // Decoding strings with embedded NUL characters should fail
30     bool failure;
31     (void)DecodeBase32("invalid\0"s, &failure); // correct size, invalid due to \0
32     BOOST_CHECK(failure);
33     (void)DecodeBase32("AWSX3VPP"s, &failure); // valid
34     BOOST_CHECK(!failure);
35     (void)DecodeBase32("AWSX3VPP\0invalid"s, &failure); // correct size, invalid due to \0
36     BOOST_CHECK(failure);
37     (void)DecodeBase32("AWSX3VPPinvalid"s, &failure); // invalid size
38     BOOST_CHECK(failure);
39 }
40 
41 BOOST_AUTO_TEST_SUITE_END()
42