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9b817548 JW |
1 | // { dg-options "-std=gnu++11" } |
2 | ||
5624e564 | 3 | // Copyright (C) 2014-2015 Free Software Foundation, Inc. |
9b817548 JW |
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 | // 27.8.4.1 basic_ostringstream constructors [ostringstream.cons] | |
21 | ||
22 | #include <sstream> | |
23 | #include <string> | |
24 | #include <testsuite_hooks.h> | |
25 | ||
26 | const std::string strings[] = { | |
27 | "one could carry out the description of a machine, ", | |
28 | "no matter how complicated, ", | |
29 | "in characters which would be merely the letters of the alphabet, and so ", | |
30 | "provide the mind with a method of knowing the machine and all its parts" | |
31 | }; | |
32 | ||
33 | void | |
34 | append(std::ostringstream& ss, std::string& s, const std::string& t) | |
35 | { | |
36 | ss << t; | |
37 | s += t; | |
38 | } | |
39 | ||
40 | void | |
41 | test01() | |
42 | { | |
43 | std::string exp; | |
44 | std::ostringstream s1; | |
45 | append(s1, exp, strings[0]); | |
46 | ||
47 | std::ostringstream s2 = std::move(s1); | |
48 | VERIFY( s2.good() ); | |
49 | VERIFY( s2.rdbuf() != nullptr ); | |
50 | VERIFY( s2.str() == exp ); | |
51 | append(s2, exp, strings[1]); | |
52 | VERIFY( s2.str() == exp ); | |
53 | ||
54 | std::ostringstream s3 = std::move(s2); | |
55 | VERIFY( s3.good() ); | |
56 | VERIFY( s3.rdbuf() != nullptr ); | |
57 | VERIFY( s3.str() == exp ); | |
58 | append(s3, exp, strings[2]); | |
59 | VERIFY( s3.str() == exp ); | |
60 | ||
61 | s1.str(""); | |
62 | s1.clear(); | |
63 | exp.clear(); | |
64 | append(s1, exp, strings[3]); | |
65 | VERIFY( s1.str() == exp ); | |
66 | } | |
67 | ||
68 | void | |
69 | test02() | |
70 | { | |
71 | #ifdef _GLIBCXX_USE_WCHAR_T | |
72 | std::wostringstream s1; | |
73 | std::wostringstream s2 = std::move(s1); | |
74 | #endif | |
75 | } | |
76 | ||
77 | int | |
78 | main() | |
79 | { | |
80 | test01(); | |
81 | test02(); | |
82 | } |