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_INPUT_ISTREAM_HPP_INCLUDED
9#define BOOST_IOSTREAMS_TEST_READ_INPUT_ISTREAM_HPP_INCLUDED
10
11#include <fstream>
12#include <boost/iostreams/filtering_stream.hpp>
13#include <boost/test/test_tools.hpp>
14#include "detail/temp_file.hpp"
15#include "detail/verification.hpp"
16
17void read_input_istream_test()
18{
19 using namespace std;
20 using namespace boost;
21 using namespace boost::iostreams;
22 using namespace boost::iostreams::test;
23
24 test_file test;
25
26 {
27 test_file test2;
28 ifstream src(test2.name().c_str());
29 filtering_istream first(src, 0);
30 ifstream second(test.name().c_str());
31 BOOST_CHECK_MESSAGE(
32 compare_streams_in_chars(first, second),
33 "failed reading from filtering_istream based on an istream"
34 "in chars with no buffer"
35 );
36 }
37
38 {
39 test_file test2;
40 ifstream src(test2.name().c_str());
41 filtering_istream first(src, 0);
42 ifstream second(test.name().c_str());
43 BOOST_CHECK_MESSAGE(
44 compare_streams_in_chunks(first, second),
45 "failed reading from filtering_istream based on an istream"
46 "in chunks with no buffer"
47 );
48 }
49
50 {
51 test_file test2;
52 ifstream src(test2.name().c_str());
53 filtering_istream first(src);
54 ifstream second(test.name().c_str());
55 BOOST_CHECK_MESSAGE(
56 compare_streams_in_chars(first, second),
57 "failed reading from filtering_istream based on an istream"
58 "in chars with large buffer"
59 );
60 }
61
62 {
63 test_file test2;
64 ifstream src(test2.name().c_str());
65 filtering_istream first(src);
66 ifstream second(test.name().c_str());
67 BOOST_CHECK_MESSAGE(
68 compare_streams_in_chunks(first, second),
69 "failed reading from filtering_istream based on an istream"
70 "in chunks with large buffer"
71 );
72 }
73}
74
75#endif // #ifndef BOOST_IOSTREAMS_TEST_READ_INPUT_ISTREAM_HPP_INCLUDED
76

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