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8a86cf44 | 1 | // 2004-10-06 Paolo Carlini <pcarlini@suse.de> |
2 | ||
fbd26352 | 3 | // Copyright (C) 2004-2019 Free Software Foundation, Inc. |
8a86cf44 | 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 | |
6bc9506f | 8 | // Free Software Foundation; either version 3, or (at your option) |
8a86cf44 | 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 | |
6bc9506f | 17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
8a86cf44 | 19 | |
20 | // 27.8.1.4 Overridden virtual functions | |
21 | ||
22 | #include <sstream> | |
1f3fc4aa | 23 | #include <cstring> |
8a86cf44 | 24 | #include <testsuite_hooks.h> |
25 | ||
26 | void test01() | |
27 | { | |
28 | using namespace std; | |
8a86cf44 | 29 | |
30 | const unsigned max_size = 1 << 18; | |
31 | ||
32 | char ref[max_size]; | |
33 | memset(ref, '\0', max_size); | |
34 | ||
35 | char src[max_size * 2]; | |
36 | memset(src, '\1', max_size * 2); | |
37 | ||
38 | for (unsigned i = 128; i <= max_size; i *= 2) | |
39 | { | |
40 | char* dest = new char[i * 2]; | |
41 | memset(dest, '\0', i * 2); | |
42 | ||
43 | stringbuf sbuf; | |
44 | sbuf.pubsetbuf(dest, i); | |
45 | ||
46 | sbuf.sputn(src, i * 2); | |
47 | VERIFY( !memcmp(dest + i, ref, i) ); | |
48 | ||
49 | delete[] dest; | |
50 | } | |
51 | } | |
52 | ||
53 | int main() | |
54 | { | |
55 | test01(); | |
56 | return 0; | |
57 | } |