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_READ_BIDIRECTIONAL_STREAMBUF_HPP_INCLUDED
9#define BOOST_IOSTREAMS_TEST_READ_BIDIRECTIONAL_STREAMBUF_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
18void read_bidirectional_streambuf_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 test1;
26 test_file test2;
27
28 {
29 filebuf fb;
30 fb.open(s: test1.name().c_str(), BOOST_IOS::in);
31 filtering_stream<bidirectional> first(fb, 0);
32 ifstream second(test2.name().c_str());
33 BOOST_CHECK_MESSAGE(
34 compare_streams_in_chars(first, second),
35 "failed reading from filtering_stream<bidirectional> based on a"
36 "streambuf in chars with no buffer"
37 );
38 }
39
40 {
41 filebuf fb;
42 fb.open(s: test1.name().c_str(), BOOST_IOS::in);
43 filtering_stream<bidirectional> first(fb, 0);
44 ifstream second(test2.name().c_str());
45 BOOST_CHECK_MESSAGE(
46 compare_streams_in_chunks(first, second),
47 "failed reading from filtering_stream<bidirectional> based on a"
48 "streambuf in chunks with no buffer"
49 );
50 }
51
52 {
53 filebuf fb;
54 fb.open(s: test1.name().c_str(), BOOST_IOS::in);
55 filtering_stream<bidirectional> first(fb);
56 ifstream second(test2.name().c_str());
57 BOOST_CHECK_MESSAGE(
58 compare_streams_in_chars(first, second),
59 "failed reading from filtering_stream<bidirectional> based on a"
60 "streambuf in chars with large buffer"
61 );
62 }
63
64 {
65 filebuf fb;
66 fb.open(s: test1.name().c_str(), BOOST_IOS::in);
67 filtering_stream<bidirectional> first(fb);
68 ifstream second(test2.name().c_str());
69 BOOST_CHECK_MESSAGE(
70 compare_streams_in_chunks(first, second),
71 "failed reading from filtering_stream<bidirectional> based on a"
72 "streambuf in chunks with large buffer"
73 );
74 }
75}
76
77#endif // #ifndef BOOST_IOSTREAMS_TEST_READ_BIDIRECTIONAL_STREAMBUF_HPP_INCLUDED
78

source code of boost/libs/iostreams/test/read_bidir_streambuf_test.hpp