message: test: Inline expected_xor
diff: #include <boost/test/unit_test.hpp>
  +using namespace std::string_literals;
  +
  BOOST_FIXTURE_TEST_SUITE(streams_tests, BasicTestingSetup)
  BOOST_AUTO_TEST_CASE(streams_vector_writer)
  @@ -162,19 +164,14 @@ BOOST_AUTO_TEST_CASE(bitstream_reader_writer)
  BOOST_AUTO_TEST_CASE(streams_serializedata_xor)
  {
  std::vector<std::byte> in;
  - std::vector<char> expected_xor;
  CDataStream ds(in, 0, 0);
  // Degenerate case
  ds.Xor({0x00, 0x00});
  - BOOST_CHECK_EQUAL(
  - std::string(expected_xor.begin(), expected_xor.end()),
  - ds.str());
  + BOOST_CHECK_EQUAL(""s, ds.str());
  in.push_back(std::byte{0x0f});
  in.push_back(std::byte{0xf0});
  - expected_xor.push_back('\xf0');
  - expected_xor.push_back('\x0f');
  // Single character key
  @@ -182,26 +179,19 @@ BOOST_AUTO_TEST_CASE(streams_serializedata_xor)
  ds.insert(ds.begin(), in.begin(), in.end());
  ds.Xor({0xff});
  - BOOST_CHECK_EQUAL(
  - std::string(expected_xor.begin(), expected_xor.end()),
  - ds.str());
  + BOOST_CHECK_EQUAL("\xf0\x0f"s, ds.str());
  // Multi character key
  in.clear();
  - expected_xor.clear();
  in.push_back(std::byte{0xf0});
  in.push_back(std::byte{0x0f});
  - expected_xor.push_back('\x0f');
  - expected_xor.push_back('\x00');
  ds.clear();
  ds.insert(ds.begin(), in.begin(), in.end());
  ds.Xor({0xff, 0x0f});
  - BOOST_CHECK_EQUAL(
  - std::string(expected_xor.begin(), expected_xor.end()),
  - ds.str());
  + BOOST_CHECK_EQUAL("\x0f\x00"s, ds.str());
  }
  BOOST_AUTO_TEST_CASE(streams_buffered_file)
  