]>
Commit | Line | Data |
---|---|---|
a5544970 | 1 | // Copyright (C) 2014-2019 Free Software Foundation, Inc. |
9b817548 JW |
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 3, 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 COPYING3. If not see | |
16 | // <http://www.gnu.org/licenses/>. | |
17 | ||
52066eae | 18 | // { dg-do run { target c++11 } } |
9b817548 JW |
19 | // { dg-require-fileio "" } |
20 | ||
21 | // 27.9.1.16 Assign and swap [fstream.assign] | |
22 | ||
23 | #include <fstream> | |
24 | #include <string> | |
25 | #include <testsuite_hooks.h> | |
26 | ||
27 | using namespace std; | |
28 | ||
29 | string const name = "fstream-assign.txt"; | |
30 | ||
31 | void | |
32 | test01() | |
33 | { | |
34 | string orig = "Let the whole outside world consist of a long paper tape."; | |
35 | { | |
36 | fstream f(name, ios::in|ios::out|ios::trunc); | |
37 | VERIFY( f.is_open() ); | |
38 | f << orig; | |
39 | fstream f1; | |
40 | f1 = std::move(f); | |
41 | VERIFY( f1.is_open() ); | |
42 | VERIFY( !f.is_open() ); | |
43 | f1.seekg(0); | |
44 | string result; | |
45 | getline(f1, result); | |
46 | VERIFY( result == orig ); | |
47 | } | |
48 | { | |
49 | fstream f(name, ios::in); | |
50 | VERIFY( f.is_open() ); | |
51 | fstream f1; | |
52 | f1.swap(f); | |
53 | VERIFY( f1.is_open() ); | |
54 | VERIFY( !f.is_open() ); | |
55 | string result; | |
56 | getline(f1, result); | |
57 | VERIFY( result == orig ); | |
58 | } | |
59 | { | |
60 | fstream f(name, ios::in); | |
61 | VERIFY( f.is_open() ); | |
62 | fstream f1; | |
63 | swap(f1, f); | |
64 | VERIFY( f1.is_open() ); | |
65 | VERIFY( !f.is_open() ); | |
66 | string result; | |
67 | getline(f1, result); | |
68 | VERIFY( result == orig ); | |
69 | } | |
70 | } | |
71 | ||
72 | void | |
73 | test02() | |
74 | { | |
75 | #ifdef _GLIBCXX_USE_WCHAR_T | |
76 | wfstream f, f2; | |
77 | f2 = std::move(f); | |
78 | f2.swap(f); | |
79 | swap(f2, f); | |
80 | #endif | |
81 | } | |
82 | ||
83 | int | |
84 | main() | |
85 | { | |
86 | test01(); | |
87 | test02(); | |
88 | } |