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a5544970 | 1 | // Copyright (C) 2015-2019 Free Software Foundation, Inc. |
e5989e71 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 | ||
7e8b87e9 | 18 | // { dg-do run { target c++14 } } |
e5989e71 JW |
19 | |
20 | #include <experimental/buffer> | |
21 | #include <testsuite_hooks.h> | |
22 | ||
23 | using std::experimental::net::mutable_buffer; | |
24 | using std::experimental::net::const_buffer; | |
25 | ||
26 | void | |
27 | test01() | |
28 | { | |
29 | bool test __attribute__((unused)) = false; | |
30 | char c[4]; | |
31 | ||
32 | mutable_buffer mb; | |
33 | mb = mb + 0; | |
34 | VERIFY( mb.data() == nullptr ); | |
35 | VERIFY( mb.size() == 0 ); | |
36 | ||
37 | mb = 0 + mb; | |
38 | VERIFY( mb.data() == nullptr ); | |
39 | VERIFY( mb.size() == 0 ); | |
40 | ||
41 | mb = mutable_buffer(c, sizeof(c)); | |
42 | mb = mb + 1; | |
43 | VERIFY( mb.data() == c+1 ); | |
44 | VERIFY( mb.size() == 3 ); | |
45 | ||
46 | mb = mb + 2; | |
47 | VERIFY( mb.data() == c+3 ); | |
48 | VERIFY( mb.size() == 1 ); | |
49 | ||
50 | mb = mb + 2; | |
51 | VERIFY( mb.data() == c+4 ); | |
52 | VERIFY( mb.size() == 0 ); | |
53 | ||
54 | mb = mutable_buffer(c, sizeof(c)); | |
55 | mb = 3 + mb; | |
56 | VERIFY( mb.data() == c+3 ); | |
57 | VERIFY( mb.size() == 1 ); | |
58 | ||
59 | mb = 2 + mb; | |
60 | VERIFY( mb.data() == c+4 ); | |
61 | VERIFY( mb.size() == 0 ); | |
62 | } | |
63 | ||
64 | void | |
65 | test02() | |
66 | { | |
67 | bool test __attribute__((unused)) = false; | |
68 | char c[4]; | |
69 | ||
70 | const_buffer cb; | |
71 | cb = cb + 0; | |
72 | VERIFY( cb.data() == nullptr ); | |
73 | VERIFY( cb.size() == 0 ); | |
74 | ||
75 | cb = 0 + cb; | |
76 | VERIFY( cb.data() == nullptr ); | |
77 | VERIFY( cb.size() == 0 ); | |
78 | ||
79 | cb = const_buffer(c, sizeof(c)); | |
80 | cb = cb + 1; | |
81 | VERIFY( cb.data() == c+1 ); | |
82 | VERIFY( cb.size() == 3 ); | |
83 | ||
84 | cb = cb + 2; | |
85 | VERIFY( cb.data() == c+3 ); | |
86 | VERIFY( cb.size() == 1 ); | |
87 | ||
88 | cb = cb + 2; | |
89 | VERIFY( cb.data() == c+4 ); | |
90 | VERIFY( cb.size() == 0 ); | |
91 | ||
92 | cb = const_buffer(c, sizeof(c)); | |
93 | cb = 3 + cb; | |
94 | VERIFY( cb.data() == c+3 ); | |
95 | VERIFY( cb.size() == 1 ); | |
96 | ||
97 | cb = 2 + cb; | |
98 | VERIFY( cb.data() == c+4 ); | |
99 | VERIFY( cb.size() == 0 ); | |
100 | } | |
101 | ||
102 | int | |
103 | main() | |
104 | { | |
105 | test01(); | |
106 | test02(); | |
107 | } |