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1 | // 2003-05-03 Petur Runolfsson <peturr02@ru.is> | |
2 | ||
3 | // Copyright (C) 2003-2020 Free Software Foundation, Inc. | |
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 | |
8 | // Free Software Foundation; either version 3, or (at your option) | |
9 | // any later version. | |
10 | ||
11 | // This library is distributed in the hope that it will be useful, | |
12 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
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 | |
17 | // with this library; see the file COPYING3. If not see | |
18 | // <http://www.gnu.org/licenses/>. | |
19 | ||
20 | // 27.8.1.4 Overridden virtual functions | |
21 | ||
22 | // { dg-require-fileio "" } | |
23 | ||
24 | #include <fstream> | |
25 | #include <string> | |
26 | #include <testsuite_hooks.h> | |
27 | ||
28 | class MyTraits : public std::char_traits<char> | |
29 | { | |
30 | }; | |
31 | ||
32 | // libstdc++/10096 | |
33 | void test01() | |
34 | { | |
35 | using namespace std; | |
36 | ||
37 | const char* name = "filebuf_virtuals-1.txt"; | |
38 | ||
39 | string str; | |
40 | filebuf fb1; | |
41 | fb1.open(name, ios_base::in); | |
42 | ||
43 | filebuf::int_type c1; | |
44 | while ((c1 = fb1.sbumpc()) != filebuf::traits_type::eof()) | |
45 | str.push_back(filebuf::traits_type::to_char_type(c1)); | |
46 | fb1.close(); | |
47 | ||
48 | basic_filebuf<char, MyTraits> fb; | |
49 | VERIFY( fb.sgetc() == MyTraits::eof() ); | |
50 | ||
51 | fb.open(name, ios_base::in); | |
52 | VERIFY( fb.is_open() ); | |
53 | ||
54 | for (string::iterator i = str.begin(); i != str.end(); ++i) | |
55 | { | |
56 | MyTraits::int_type c2 = fb.sbumpc(); | |
57 | VERIFY( c2 != MyTraits::eof() ); | |
58 | VERIFY( c2 == MyTraits::to_int_type(*i) ); | |
59 | } | |
60 | ||
61 | VERIFY( fb.sgetc() == MyTraits::eof() ); | |
62 | fb.close(); | |
63 | VERIFY( !fb.is_open() ); | |
64 | VERIFY( fb.sgetc() == MyTraits::eof() ); | |
65 | } | |
66 | ||
67 | int main() | |
68 | { | |
69 | test01(); | |
70 | return 0; | |
71 | } |