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// Copyright (c) 2012-2017 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 <streams.h>
#include <support/allocators/zeroafterfree.h>
#include <test/test_bitcoin.h>
#include <boost/assign/std/vector.hpp> // for 'operator+=()'
#include <boost/test/unit_test.hpp>
using namespace boost::assign; // bring 'operator+=()' into scope
BOOST_FIXTURE_TEST_SUITE(streams_tests, BasicTestingSetup)
BOOST_AUTO_TEST_CASE(streams_vector_writer)
{
unsigned char a(1);
unsigned char b(2);
unsigned char bytes[] = { 3, 4, 5, 6 };
std::vector<unsigned char> vch;
// Each test runs twice. Serializing a second time at the same starting
// point should yield the same results, even if the first test grew the
// vector.
CVectorWriter(SER_NETWORK, INIT_PROTO_VERSION, vch, 0, a, b);
BOOST_CHECK((vch == std::vector<unsigned char>{{1, 2}}));
CVectorWriter(SER_NETWORK, INIT_PROTO_VERSION, vch, 0, a, b);
BOOST_CHECK((vch == std::vector<unsigned char>{{1, 2}}));
vch.clear();
CVectorWriter(SER_NETWORK, INIT_PROTO_VERSION, vch, 2, a, b);
BOOST_CHECK((vch == std::vector<unsigned char>{{0, 0, 1, 2}}));
CVectorWriter(SER_NETWORK, INIT_PROTO_VERSION, vch, 2, a, b);
BOOST_CHECK((vch == std::vector<unsigned char>{{0, 0, 1, 2}}));
vch.clear();
vch.resize(5, 0);
CVectorWriter(SER_NETWORK, INIT_PROTO_VERSION, vch, 2, a, b);
BOOST_CHECK((vch == std::vector<unsigned char>{{0, 0, 1, 2, 0}}));
CVectorWriter(SER_NETWORK, INIT_PROTO_VERSION, vch, 2, a, b);
BOOST_CHECK((vch == std::vector<unsigned char>{{0, 0, 1, 2, 0}}));
vch.clear();
vch.resize(4, 0);
CVectorWriter(SER_NETWORK, INIT_PROTO_VERSION, vch, 3, a, b);
BOOST_CHECK((vch == std::vector<unsigned char>{{0, 0, 0, 1, 2}}));
CVectorWriter(SER_NETWORK, INIT_PROTO_VERSION, vch, 3, a, b);
BOOST_CHECK((vch == std::vector<unsigned char>{{0, 0, 0, 1, 2}}));
vch.clear();
vch.resize(4, 0);
CVectorWriter(SER_NETWORK, INIT_PROTO_VERSION, vch, 4, a, b);
BOOST_CHECK((vch == std::vector<unsigned char>{{0, 0, 0, 0, 1, 2}}));
CVectorWriter(SER_NETWORK, INIT_PROTO_VERSION, vch, 4, a, b);
BOOST_CHECK((vch == std::vector<unsigned char>{{0, 0, 0, 0, 1, 2}}));
vch.clear();
CVectorWriter(SER_NETWORK, INIT_PROTO_VERSION, vch, 0, bytes);
BOOST_CHECK((vch == std::vector<unsigned char>{{3, 4, 5, 6}}));
CVectorWriter(SER_NETWORK, INIT_PROTO_VERSION, vch, 0, bytes);
BOOST_CHECK((vch == std::vector<unsigned char>{{3, 4, 5, 6}}));
vch.clear();
vch.resize(4, 8);
CVectorWriter(SER_NETWORK, INIT_PROTO_VERSION, vch, 2, a, bytes, b);
BOOST_CHECK((vch == std::vector<unsigned char>{{8, 8, 1, 3, 4, 5, 6, 2}}));
CVectorWriter(SER_NETWORK, INIT_PROTO_VERSION, vch, 2, a, bytes, b);
BOOST_CHECK((vch == std::vector<unsigned char>{{8, 8, 1, 3, 4, 5, 6, 2}}));
vch.clear();
}
BOOST_AUTO_TEST_CASE(streams_serializedata_xor)
{
std::vector<char> in;
std::vector<char> expected_xor;
std::vector<unsigned char> key;
CDataStream ds(in, 0, 0);
// Degenerate case
key += '\x00','\x00';
ds.Xor(key);
BOOST_CHECK_EQUAL(
std::string(expected_xor.begin(), expected_xor.end()),
std::string(ds.begin(), ds.end()));
in += '\x0f','\xf0';
expected_xor += '\xf0','\x0f';
// Single character key
ds.clear();
ds.insert(ds.begin(), in.begin(), in.end());
key.clear();
key += '\xff';
ds.Xor(key);
BOOST_CHECK_EQUAL(
std::string(expected_xor.begin(), expected_xor.end()),
std::string(ds.begin(), ds.end()));
// Multi character key
in.clear();
expected_xor.clear();
in += '\xf0','\x0f';
expected_xor += '\x0f','\x00';
ds.clear();
ds.insert(ds.begin(), in.begin(), in.end());
key.clear();
key += '\xff','\x0f';
ds.Xor(key);
BOOST_CHECK_EQUAL(
std::string(expected_xor.begin(), expected_xor.end()),
std::string(ds.begin(), ds.end()));
}
BOOST_AUTO_TEST_SUITE_END()
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