diff options
Diffstat (limited to 'src/test/streams_tests.cpp')
-rw-r--r-- | src/test/streams_tests.cpp | 82 |
1 files changed, 81 insertions, 1 deletions
diff --git a/src/test/streams_tests.cpp b/src/test/streams_tests.cpp index 8ca668ba01..26cf74830d 100644 --- a/src/test/streams_tests.cpp +++ b/src/test/streams_tests.cpp @@ -1,4 +1,4 @@ -// Copyright (c) 2012-2017 The Bitcoin Core developers +// Copyright (c) 2012-2018 The Bitcoin Core developers // Distributed under the MIT software license, see the accompanying // file COPYING or http://www.opensource.org/licenses/mit-license.php. @@ -68,6 +68,86 @@ BOOST_AUTO_TEST_CASE(streams_vector_writer) vch.clear(); } +BOOST_AUTO_TEST_CASE(streams_vector_reader) +{ + std::vector<unsigned char> vch = {1, 255, 3, 4, 5, 6}; + + VectorReader reader(SER_NETWORK, INIT_PROTO_VERSION, vch, 0); + BOOST_CHECK_EQUAL(reader.size(), 6); + BOOST_CHECK(!reader.empty()); + + // Read a single byte as an unsigned char. + unsigned char a; + reader >> a; + BOOST_CHECK_EQUAL(a, 1); + BOOST_CHECK_EQUAL(reader.size(), 5); + BOOST_CHECK(!reader.empty()); + + // Read a single byte as a signed char. + signed char b; + reader >> b; + BOOST_CHECK_EQUAL(b, -1); + BOOST_CHECK_EQUAL(reader.size(), 4); + BOOST_CHECK(!reader.empty()); + + // Read a 4 bytes as an unsigned int. + unsigned int c; + reader >> c; + BOOST_CHECK_EQUAL(c, 100992003); // 3,4,5,6 in little-endian base-256 + BOOST_CHECK_EQUAL(reader.size(), 0); + BOOST_CHECK(reader.empty()); + + // Reading after end of byte vector throws an error. + signed int d; + BOOST_CHECK_THROW(reader >> d, std::ios_base::failure); + + // Read a 4 bytes as a signed int from the beginning of the buffer. + reader.seek(-6); + reader >> d; + BOOST_CHECK_EQUAL(d, 67370753); // 1,255,3,4 in little-endian base-256 + BOOST_CHECK_EQUAL(reader.size(), 2); + BOOST_CHECK(!reader.empty()); + + // Reading after end of byte vector throws an error even if the reader is + // not totally empty. + BOOST_CHECK_THROW(reader >> d, std::ios_base::failure); +} + +BOOST_AUTO_TEST_CASE(bitstream_reader_writer) +{ + CDataStream data(SER_NETWORK, INIT_PROTO_VERSION); + + BitStreamWriter<CDataStream> bit_writer(data); + bit_writer.Write(0, 1); + bit_writer.Write(2, 2); + bit_writer.Write(6, 3); + bit_writer.Write(11, 4); + bit_writer.Write(1, 5); + bit_writer.Write(32, 6); + bit_writer.Write(7, 7); + bit_writer.Write(30497, 16); + bit_writer.Flush(); + + CDataStream data_copy(data); + uint32_t serialized_int1; + data >> serialized_int1; + BOOST_CHECK_EQUAL(serialized_int1, (uint32_t)0x7700C35A); // NOTE: Serialized as LE + uint16_t serialized_int2; + data >> serialized_int2; + BOOST_CHECK_EQUAL(serialized_int2, (uint16_t)0x1072); // NOTE: Serialized as LE + + BitStreamReader<CDataStream> bit_reader(data_copy); + BOOST_CHECK_EQUAL(bit_reader.Read(1), 0); + BOOST_CHECK_EQUAL(bit_reader.Read(2), 2); + BOOST_CHECK_EQUAL(bit_reader.Read(3), 6); + BOOST_CHECK_EQUAL(bit_reader.Read(4), 11); + BOOST_CHECK_EQUAL(bit_reader.Read(5), 1); + BOOST_CHECK_EQUAL(bit_reader.Read(6), 32); + BOOST_CHECK_EQUAL(bit_reader.Read(7), 7); + BOOST_CHECK_EQUAL(bit_reader.Read(16), 30497); + BOOST_CHECK_THROW(bit_reader.Read(8), std::ios_base::failure); +} + BOOST_AUTO_TEST_CASE(streams_serializedata_xor) { std::vector<char> in; |