ceph/src/boost/libs/iostreams/test/write_output_iterator_test.hpp

   1 // (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com)
   2 // (C) Copyright 2004-2007 Jonathan Turkanis
   3 // Distributed under the Boost Software License, Version 1.0. (See accompanying
   4 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
   5
   6 // See http://www.boost.org/libs/iostreams for documentation.
   7
   8 #ifndef BOOST_IOSTREAMS_TEST_WRITE_OUTPUT_ITERATOR_HPP_INCLUDED
   9 #define BOOST_IOSTREAMS_TEST_WRITE_OUTPUT_ITERATOR_HPP_INCLUDED
  10
  11 #include <fstream>
  12 #include <iterator> // Back inserter.
  13 #include <vector>
  14 #include <boost/iostreams/filtering_stream.hpp>
  15 #include <boost/test/test_tools.hpp>
  16 #include "detail/sequence.hpp"
  17 #include "detail/temp_file.hpp"
  18 #include "detail/verification.hpp"
  19
  20 // Note: adding raw inserter iterators to chains is not supported
  21 // on VC6.
  22
  23 void write_output_iterator_test()
  24 {
  25     using namespace std;
  26     using namespace boost;
  27     using namespace boost::iostreams;
  28     using namespace boost::iostreams::test;
  29
  30     test_file test;
  31
  32     {
  33         vector<char> first;
  34         filtering_ostream out;
  35         out.push(std::back_inserter(first), 0);
  36         write_data_in_chars(out);
  37         ifstream second(test.name().c_str());
  38         BOOST_CHECK_MESSAGE(
  39             compare_container_and_stream(first, second),
  40             "failed writing to filtering_ostream based on an "
  41             "output iterator in chars with no buffer"
  42         );
  43     }
  44
  45     {
  46         vector<char> first;
  47         filtering_ostream out;
  48         out.push(std::back_inserter(first), 0);
  49         write_data_in_chunks(out);
  50         ifstream second(test.name().c_str());
  51         BOOST_CHECK_MESSAGE(
  52             compare_container_and_stream(first, second),
  53             "failed writing to filtering_ostream based on an "
  54             "output iterator in chunks with no buffer"
  55         );
  56     }
  57
  58     {
  59         vector<char> first;
  60         filtering_ostream out;
  61         out.push(std::back_inserter(first));
  62         write_data_in_chars(out);
  63         ifstream second(test.name().c_str());
  64         BOOST_CHECK_MESSAGE(
  65             compare_container_and_stream(first, second),
  66             "failed writing to filtering_ostream based on an "
  67             "output iterator in chars with large buffer"
  68         );
  69     }
  70
  71     {
  72         vector<char> first;
  73         filtering_ostream out;
  74         out.push(std::back_inserter(first));
  75         write_data_in_chunks(out);
  76         ifstream second(test.name().c_str());
  77         BOOST_CHECK_MESSAGE(
  78             compare_container_and_stream(first, second),
  79             "failed writing to filtering_ostream based on an "
  80             "output iterator in chunks with large buffer"
  81         );
  82     }
  83 }
  84
  85 #endif // #ifndef BOOST_IOSTREAMS_TEST_WRITE_OUTPUT_ITERATOR_HPP_INCLUDED