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1 | // 2006-03-20 Paolo Carlini <pcarlini@suse.de> |
2 | ||
99dee823 | 3 | // Copyright (C) 2006-2021 Free Software Foundation, Inc. |
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4 | // |
5 | // This file is part of the GNU ISO C++ Library. This library is free | |
6 | // software; you can redistribute it and/or modify it under the | |
7 | // terms of the GNU General Public License as published by the | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
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9 | // any later version. |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
2328b1de | 12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | // GNU General Public License for more details. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License along | |
748086b7 JJ |
17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
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19 | |
20 | #include <iterator> | |
21 | #include <fstream> | |
22 | #include <algorithm> | |
1b716e90 | 23 | #include <cstring> |
6004c17b | 24 | #include <vector> |
4e05c918 | 25 | #include <deque> |
6004c17b | 26 | |
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27 | #include <testsuite_hooks.h> |
28 | ||
eb0619fe DJ |
29 | // { dg-require-fileio "" } |
30 | ||
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31 | // In the occasion of libstdc++/25482 |
32 | void test01() | |
33 | { | |
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34 | using namespace std; |
35 | ||
36 | typedef istreambuf_iterator<char> in_iterator_type; | |
37 | ||
38 | ifstream fbuf_ref("istream_unformatted-1.txt"), | |
6004c17b | 39 | fbuf("istream_unformatted-1.txt"); |
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40 | |
41 | char buffer_ref[16500], | |
42 | buffer[16500]; | |
43 | ||
44 | fbuf_ref.read(buffer_ref, 16500); | |
45 | ||
46 | in_iterator_type beg(fbuf); | |
47 | in_iterator_type end; | |
48 | copy(beg, end, buffer); | |
49 | ||
50 | VERIFY( fbuf_ref.good() ); | |
51 | VERIFY( fbuf.good() ); | |
52 | ||
53 | VERIFY( !memcmp(buffer, buffer_ref, 16500) ); | |
54 | } | |
55 | ||
6004c17b FD |
56 | void test02() |
57 | { | |
58 | using namespace std; | |
59 | ||
60 | typedef istreambuf_iterator<char> in_iterator_type; | |
61 | ||
62 | ifstream fbuf_ref("istream_unformatted-1.txt"), | |
63 | fbuf("istream_unformatted-1.txt"); | |
64 | ||
65 | char buffer_ref[16500]; | |
66 | std::vector<char> buffer(16500, 'a'); | |
67 | ||
68 | fbuf_ref.read(buffer_ref, 16500); | |
69 | ||
70 | in_iterator_type beg(fbuf); | |
71 | in_iterator_type end; | |
72 | copy(beg, end, buffer.begin()); | |
73 | ||
74 | VERIFY( fbuf_ref.good() ); | |
75 | VERIFY( fbuf.good() ); | |
76 | ||
77 | VERIFY( !memcmp(buffer.data(), buffer_ref, 16500) ); | |
78 | } | |
79 | ||
4e05c918 FD |
80 | void test03() |
81 | { | |
82 | using namespace std; | |
83 | ||
84 | typedef istreambuf_iterator<char> in_iterator_type; | |
85 | ||
86 | ifstream fbuf_ref("istream_unformatted-1.txt"), | |
87 | fbuf("istream_unformatted-1.txt"); | |
88 | ||
89 | char buffer_ref[16500]; | |
90 | std::deque<char> buffer(16500, 'a'); | |
91 | ||
92 | fbuf_ref.read(buffer_ref, 16500); | |
93 | ||
94 | in_iterator_type beg(fbuf); | |
95 | in_iterator_type end; | |
96 | copy(beg, end, buffer.begin()); | |
97 | ||
98 | VERIFY( fbuf_ref.good() ); | |
99 | VERIFY( fbuf.good() ); | |
100 | ||
101 | VERIFY( std::equal(buffer.begin(), buffer.end(), buffer_ref) ); | |
102 | } | |
103 | ||
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104 | int main() |
105 | { | |
106 | test01(); | |
6004c17b | 107 | test02(); |
4e05c918 | 108 | test03(); |
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109 | return 0; |
110 | } |