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1 | // Copyright (C) 2003 Free Software Foundation, Inc. |
2 | // | |
3 | // This file is part of the GNU ISO C++ Library. This library is free | |
4 | // software; you can redistribute it and/or modify it under the | |
5 | // terms of the GNU General Public License as published by the | |
6 | // Free Software Foundation; either version 2, or (at your option) | |
7 | // any later version. | |
8 | ||
9 | // This library is distributed in the hope that it will be useful, | |
10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | // GNU General Public License for more details. | |
13 | ||
14 | // You should have received a copy of the GNU General Public License along | |
15 | // with this library; see the file COPYING. If not, write to the Free | |
83f51799 | 16 | // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
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17 | // USA. |
18 | ||
0c20e4ec NS |
19 | // { dg-require-fileio "" } |
20 | ||
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21 | #include <iostream> |
22 | #include <testsuite_hooks.h> | |
23 | ||
24 | void | |
25 | test01() | |
26 | { | |
27 | std::freopen("cin_unget-1.txt", "r", stdin); | |
28 | ||
4c620c39 PR |
29 | char buf[2]; |
30 | VERIFY( std::cin.rdbuf()->sgetn(buf, 2) == 2 ); | |
31 | int c1 = std::cin.rdbuf()->sungetc(); | |
32 | int c2 = std::cin.rdbuf()->sbumpc(); | |
33 | VERIFY( c1 == std::char_traits<char>::to_int_type(buf[1]) ); | |
34 | VERIFY( c2 == c1 ); | |
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35 | } |
36 | ||
37 | int main(void) | |
38 | { | |
39 | test01(); | |
40 | return 0; | |
41 | } |