]>
Commit | Line | Data |
---|---|---|
7adcbafe | 1 | // Copyright (C) 2020-2022 Free Software Foundation, Inc. |
6bcbcea0 TR |
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 | ||
18 | // { dg-options "-std=gnu++2a" } | |
19 | // { dg-additional-options "-pthread" { target pthread } } | |
20 | // { dg-do run { target c++2a } } | |
a04b73e1 | 21 | // { dg-require-effective-target cxx11_abi } |
6bcbcea0 TR |
22 | |
23 | #include <sstream> | |
24 | #include <string_view> | |
25 | #include <syncstream> | |
26 | ||
27 | #include <testsuite_allocator.h> | |
28 | #include <testsuite_hooks.h> | |
29 | ||
30 | void | |
31 | test01() // construction | |
32 | { | |
33 | { | |
34 | std::syncbuf s1; | |
35 | VERIFY( s1.get_wrapped() == nullptr ); | |
36 | ||
37 | std::stringbuf b; | |
38 | std::syncbuf s2(&b); | |
39 | VERIFY( s2.get_wrapped() == &b ); | |
40 | } | |
41 | ||
42 | { | |
43 | using alloc_type = __gnu_test::uneq_allocator<char>; | |
44 | using sbuf_t = std::basic_syncbuf<char, std::char_traits<char>, | |
45 | alloc_type>; | |
46 | ||
47 | sbuf_t b; | |
48 | ||
49 | alloc_type aa; | |
50 | sbuf_t s1(&b, aa); | |
51 | VERIFY( aa == s1.get_allocator() ); | |
52 | ||
53 | alloc_type aaa(42); | |
54 | sbuf_t s2(&b, aaa); | |
55 | VERIFY( aaa == s2.get_allocator() ); | |
56 | ||
57 | VERIFY( s1.get_allocator() != s2.get_allocator() ); | |
58 | } | |
59 | } | |
60 | ||
61 | void | |
62 | test02() // moving | |
63 | { | |
64 | { | |
65 | std::stringbuf b; | |
66 | std::syncbuf s1(&b); | |
67 | ||
68 | std::syncbuf s2(std::move(s1)); | |
69 | ||
70 | VERIFY( s1.get_wrapped() == nullptr ); | |
71 | VERIFY( s2.get_wrapped() == &b ); | |
72 | } | |
73 | ||
74 | { | |
75 | std::stringbuf b; | |
76 | std::syncbuf s1(&b); | |
77 | ||
78 | std::syncbuf s2; | |
79 | s2 = std::move(s1); | |
80 | ||
81 | VERIFY( s1.get_wrapped() == nullptr ); | |
82 | VERIFY( s2.get_wrapped() == &b ); | |
83 | } | |
84 | } | |
85 | ||
86 | void | |
87 | test03() // swaping | |
88 | { | |
89 | std::stringbuf b; | |
90 | std::syncbuf s1(&b); | |
91 | ||
92 | std::syncbuf s2; | |
93 | std::swap(s1, s2); | |
94 | ||
95 | VERIFY( s1.get_wrapped() == nullptr ); | |
96 | VERIFY( s2.get_wrapped() == &b ); | |
97 | } | |
98 | ||
99 | void | |
100 | test04() // emitting | |
101 | { | |
102 | { | |
103 | std::stringbuf b; | |
104 | std::syncbuf s(&b); | |
105 | ||
106 | const std::string_view txt("This is a test"); | |
107 | s.sputn(txt.data(), txt.size()); | |
108 | ||
109 | VERIFY( b.str() != txt ); | |
110 | VERIFY( s.pubsync() == 0 ); | |
111 | VERIFY( b.str() != txt ); | |
112 | ||
113 | VERIFY( s.emit() ); | |
114 | VERIFY( b.str() == txt ); | |
115 | } | |
116 | ||
117 | { | |
118 | std::stringbuf b; | |
119 | std::syncbuf s(&b); | |
120 | s.set_emit_on_sync(true); | |
121 | ||
122 | const std::string_view txt("This is a test"); | |
123 | s.sputn(txt.data(), txt.size()); | |
124 | ||
125 | VERIFY( s.pubsync() == 0 ); | |
126 | VERIFY( b.str() == txt ); | |
127 | } | |
128 | } | |
129 | ||
130 | int main() | |
131 | { | |
132 | test01(); | |
133 | test02(); | |
134 | test03(); | |
135 | test04(); | |
136 | return 0; | |
137 | } |