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52066eae | 1 | // { dg-do run { target c++11 } } |
9b817548 | 2 | |
83ffe9cd | 3 | // Copyright (C) 2014-2023 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 | // 27.8.3.1 basic_istringstream constructors [istringstream.cons] | |
21 | ||
22 | #include <sstream> | |
23 | #include <string> | |
24 | #include <testsuite_hooks.h> | |
25 | ||
26 | void | |
27 | test01() | |
28 | { | |
29 | std::istringstream s1("absence of a signal"); | |
30 | std::string s; | |
31 | s1 >> s; | |
32 | ||
33 | std::istringstream s2 = std::move(s1); | |
34 | s2 >> s; | |
35 | VERIFY(s == "of"); | |
36 | ||
37 | std::istringstream s3; | |
38 | s3 = std::move(s2); | |
39 | s3 >> s; | |
40 | VERIFY(s == "a"); | |
41 | ||
42 | s1 = std::move(s3); | |
43 | s1 >> s; | |
44 | VERIFY(s == "signal"); | |
45 | ||
46 | s2.str("should never be used as a signal"); | |
47 | s1 = std::move(s2); | |
48 | getline(s1, s); | |
49 | VERIFY(s == "should never be used as a signal"); | |
50 | s3 = std::move(s1); | |
51 | VERIFY(s3.eof()); | |
52 | } | |
53 | ||
54 | void | |
55 | test02() | |
56 | { | |
57 | std::istringstream s0{ " 1234.5 " }; | |
58 | std::istringstream s{ std::move(s0) }; | |
59 | char c{}; | |
60 | s >> c; | |
61 | VERIFY( c == '1' ); | |
62 | int i{}; | |
63 | s >> i; | |
64 | VERIFY( i == 234 ); | |
65 | double d{}; | |
66 | s >> d; | |
67 | VERIFY( d == .5 ); | |
68 | } | |
69 | ||
70 | void | |
71 | test03() | |
72 | { | |
73 | #ifdef _GLIBCXX_USE_WCHAR_T | |
74 | std::wistringstream s0{ L" 1234.5 " }; | |
75 | std::wistringstream s{ std::move(s0) }; | |
76 | wchar_t c{}; | |
77 | s >> c; | |
78 | VERIFY( c == L'1' ); | |
79 | int i{}; | |
80 | s >> i; | |
81 | VERIFY( i == 234 ); | |
82 | double d{}; | |
83 | s >> d; | |
84 | VERIFY( d == .5 ); | |
85 | #endif | |
86 | } | |
87 | ||
88 | int | |
89 | main() | |
90 | { | |
91 | test01(); | |
92 | test02(); | |
93 | test03(); | |
94 | } |