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1 | // { dg-options "-std=gnu++17" } |
2 | ||
b811d2c2 | 3 | // Copyright (C) 2013-2020 Free Software Foundation, Inc. |
fdc11678 SM |
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 | // inserters | |
21 | ||
22 | // NB: This file is predicated on sstreams, and ostreams | |
23 | // working, not to mention other major details like char_traits, and | |
24 | // all of the string_view class. | |
25 | ||
26 | #include <string_view> | |
27 | #include <sstream> | |
28 | #include <iomanip> | |
29 | #include <testsuite_hooks.h> | |
30 | ||
31 | // libstdc++/2830 | |
32 | void | |
33 | test09() | |
34 | { | |
35 | std::string_view foo{"peace\0\0\0& love"}; | |
36 | ||
37 | std::ostringstream oss1; | |
38 | oss1 << foo; | |
39 | VERIFY( oss1.str() == foo ); | |
40 | ||
41 | std::ostringstream oss2; | |
42 | oss2.width(20); | |
43 | oss2 << foo; | |
44 | VERIFY( oss2.str() != foo ); | |
45 | VERIFY( oss2.str().size() == 20 ); | |
46 | } | |
47 | ||
48 | int | |
49 | main() | |
50 | { | |
51 | test09(); | |
52 | ||
53 | return 0; | |
54 | } |