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
9#ifndef BOOST_IOSTREAMS_TEST_WRITE_SEEKABLE_SEQUENCE_HPP_INCLUDED
10#define BOOST_IOSTREAMS_TEST_WRITE_SEEKABLE_SEQUENCE_HPP_INCLUDED
11
12#include <fstream>
13#include <vector>
14#include <boost/iostreams/filtering_stream.hpp>
15#include <boost/range/iterator_range.hpp>
16#include <boost/test/test_tools.hpp>
17#include "detail/sequence.hpp"
18#include "detail/temp_file.hpp"
19#include "detail/verification.hpp"
20
21void write_seekable_sequence_test()
22{
23 using namespace std;
24 using namespace boost;
25 using namespace boost::iostreams;
26 using namespace boost::iostreams::test;
27
28 test_file test;
29
30 {
31 vector<char> first(data_reps * data_length(), '?');
32 filtering_stream<seekable> out(make_iterator_range(r&: first), 0);
33 write_data_in_chars(os&: out);
34 ifstream second(test.name().c_str());
35 BOOST_CHECK_MESSAGE(
36 compare_container_and_stream(first, second),
37 "failed writing to filtering_stream<seekable> based on a "
38 "sequence in chars with no buffer"
39 );
40 }
41
42 {
43 vector<char> first(data_reps * data_length(), '?');
44 filtering_stream<seekable> out(make_iterator_range(r&: first), 0);
45 write_data_in_chunks(os&: out);
46 ifstream second(test.name().c_str());
47 BOOST_CHECK_MESSAGE(
48 compare_container_and_stream(first, second),
49 "failed writing to filtering_stream<seekable> based on a "
50 "sequence in chunks with no buffer"
51 );
52 }
53
54 {
55 vector<char> first(data_reps * data_length(), '?');
56 filtering_stream<seekable> out(make_iterator_range(r&: first));
57 write_data_in_chars(os&: out);
58 ifstream second(test.name().c_str());
59 BOOST_CHECK_MESSAGE(
60 compare_container_and_stream(first, second),
61 "failed writing to filtering_stream<seekable> based on a "
62 "sequence in chars with large buffer"
63 );
64 }
65
66 {
67 vector<char> first(data_reps * data_length(), '?');
68 filtering_stream<seekable> out(make_iterator_range(r&: first));
69 write_data_in_chunks(os&: out);
70 ifstream second(test.name().c_str());
71 BOOST_CHECK_MESSAGE(
72 compare_container_and_stream(first, second),
73 "failed writing to filtering_stream<seekable> based on a "
74 "sequence in chunks with large buffer"
75 );
76 }
77}
78
79#endif // #ifndef BOOST_IOSTREAMS_TEST_WRITE_SEEKABLE_SEQUENCE_HPP_INCLUDED
80

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