hexPrefix.cpp

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/*
        This file is part of cpp-ethereum.

        cpp-ethereum is free software: you can redistribute it and/or modify
        it under the terms of the GNU General Public License as published by
        the Free Software Foundation, either version 3 of the License, or
        (at your option) any later version.

        cpp-ethereum is distributed in the hope that it will be useful,
        but WITHOUT ANY WARRANTY; without even the implied warranty of
        MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        GNU General Public License for more details.

        You should have received a copy of the GNU General Public License
        along with cpp-ethereum.  If not, see <http://www.gnu.org/licenses/>.
*/

#include <fstream>
#include <boost/test/unit_test.hpp>
#include <json_spirit/JsonSpiritHeaders.h>
#include <libdevcore/Log.h>
#include <libdevcore/CommonIO.h>
#include <libdevcore/Base64.h>
#include <libdevcore/TrieCommon.h>
#include <test/libtesteth/TestHelper.h>

using namespace std;
using namespace dev;
using namespace dev::test;
namespace js = json_spirit;

BOOST_AUTO_TEST_SUITE(Crypto)

BOOST_FIXTURE_TEST_SUITE(Basic, TestOutputHelper)

BOOST_AUTO_TEST_CASE(hexPrefix_test)
{

        string testPath = test::getTestPath();
        testPath += "/BasicTests";

        cnote << "Testing Hex-Prefix-Encode...";
        js::mValue v;
        string s = contentsString(testPath + "/hexencodetest.json");
        BOOST_REQUIRE_MESSAGE(s.length() > 0, "Content from 'hexencodetest.json' is empty. Have you cloned the 'tests' repo branch develop?");
        js::read_string(s, v);
        for (auto& i: v.get_obj())
        {
                js::mObject& o = i.second.get_obj();
                cnote << i.first;
                bytes v;
                for (auto& i: o["seq"].get_array())
                        v.push_back((byte)i.get_int());
                auto e = hexPrefixEncode(v, o["term"].get_bool());
                BOOST_REQUIRE( ! o["out"].is_null() );
                BOOST_CHECK( o["out"].get_str() == toHex(e) );
        }
}

BOOST_AUTO_TEST_CASE(base64)
{
        static char const* const s_tests[][2] =
        {
                {"", ""},
                {"f", "Zg=="},
                {"fo", "Zm8="},
                {"foo", "Zm9v"},
                {"foob", "Zm9vYg=="},
                {"fooba", "Zm9vYmE="},
                {"foobar", "Zm9vYmFy"},
                {
                        "So?<p>"
                        "This 4, 5, 6, 7, 8, 9, z, {, |, } tests Base64 encoder. "
                        "Show me: @, A, B, C, D, E, F, G, H, I, J, K, L, M, "
                        "N, O, P, Q, R, S, T, U, V, W, X, Y, Z, [, \\, ], ^, _, `, "
                        "a, b, c, d, e, f, g, h, i, j, k, l, m, n, o, p, q, r, s.",
                        "U28/PHA+VGhpcyA0LCA1LCA2LCA3LCA4LCA5LCB6LCB7LCB8LCB9IHRlc3RzIEJhc2U2NCBlbmNv"
                        "ZGVyLiBTaG93IG1lOiBALCBBLCBCLCBDLCBELCBFLCBGLCBHLCBILCBJLCBKLCBLLCBMLCBNLCBO"
                        "LCBPLCBQLCBRLCBSLCBTLCBULCBVLCBWLCBXLCBYLCBZLCBaLCBbLCBcLCBdLCBeLCBfLCBgLCBh"
                        "LCBiLCBjLCBkLCBlLCBmLCBnLCBoLCBpLCBqLCBrLCBsLCBtLCBuLCBvLCBwLCBxLCByLCBzLg=="
                }
        };
        static const auto c_numTests = sizeof(s_tests) / sizeof(s_tests[0]);

        for (size_t i = 0; i < c_numTests; ++i)
        {
                auto expectedDecoded = std::string{s_tests[i][0]};
                auto expectedEncoded = std::string{s_tests[i][1]};

                auto encoded = toBase64(expectedDecoded);
                BOOST_CHECK_EQUAL(expectedEncoded, encoded);
                auto decodedBytes = fromBase64(expectedEncoded);
                auto decoded = bytesConstRef{decodedBytes.data(), decodedBytes.size()}.toString();
                BOOST_CHECK_EQUAL(decoded, expectedDecoded);
        }
}

BOOST_AUTO_TEST_SUITE_END()
BOOST_AUTO_TEST_SUITE_END()