ceph/src/boost/libs/iostreams/test/write_seekable_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_SEEKABLE_HPP_INCLUDED
   9 #define BOOST_IOSTREAMS_TEST_WRITE_SEEKABLE_HPP_INCLUDED
  10
  11 #include <fstream>
  12 #include <boost/iostreams/device/file.hpp>
  13 #include <boost/iostreams/filtering_stream.hpp>
  14 #include <boost/test/test_tools.hpp>
  15 #include "detail/temp_file.hpp"
  16 #include "detail/verification.hpp"
  17
  18 void write_seekable_test()
  19 {
  20     using namespace std;
  21     using namespace boost;
  22     using namespace boost::iostreams;
  23     using namespace boost::iostreams::test;
  24
  25     test_file test;
  26     BOOST_IOS::openmode mode = out_mode | BOOST_IOS::trunc;
  27
  28     {
  29         temp_file                   test2;
  30         filtering_stream<seekable>  out(file(test2.name(), mode), 0);
  31         write_data_in_chars(out);
  32         out.reset();
  33         BOOST_CHECK_MESSAGE(
  34             compare_files(test2.name(), test.name()),
  35             "failed writing to filtering_stream<seekable> in chars with"
  36             "no buffer"
  37         );
  38     }
  39
  40     {
  41         temp_file                   test2;
  42         filtering_stream<seekable>  out(file(test2.name(), mode), 0);
  43         write_data_in_chunks(out);
  44         out.reset();
  45         BOOST_CHECK_MESSAGE(
  46             compare_files(test2.name(), test.name()),
  47             "failed writing to filtering_stream<seekable> in chunks with"
  48             "no buffer"
  49         );
  50     }
  51
  52     {
  53         temp_file                   test2;
  54         filtering_stream<seekable>  out(file(test2.name(), mode));
  55         write_data_in_chars(out);
  56         out.reset();
  57         BOOST_CHECK_MESSAGE(
  58             compare_files(test2.name(), test.name()),
  59             "failed writing to filtering_stream<seekable> in chars with"
  60             "large buffer"
  61         );
  62     }
  63
  64     {
  65         temp_file                   test2;
  66         filtering_stream<seekable>  out(file(test2.name(), mode));
  67         write_data_in_chunks(out);
  68         out.reset();
  69         BOOST_CHECK_MESSAGE(
  70             compare_files(test2.name(), test.name()),
  71             "failed writing to filtering_stream<seekable> in chunks with"
  72             "large buffer"
  73         );
  74     }
  75 }
  76
  77 #endif // #ifndef BOOST_IOSTREAMS_TEST_WRITE_SEEKABLE_HPP_INCLUDED