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a945c346 | 1 | // Copyright (C) 2015-2024 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 | namespace net = std::experimental::net; | |
24 | ||
25 | template<typename T> | |
26 | bool is_mutable(const T&) | |
27 | { return std::is_same<T, net::mutable_buffer>::value; } | |
28 | ||
29 | template<typename T> | |
30 | bool is_const(const T&) | |
31 | { return std::is_same<T, net::const_buffer>::value; } | |
32 | ||
33 | void | |
34 | test01() | |
35 | { | |
36 | bool test = false; | |
37 | ||
38 | auto b1 = net::buffer((void*)&test, sizeof(test)); | |
39 | VERIFY( is_mutable(b1) ); | |
40 | VERIFY( b1.data() == &test ); | |
41 | VERIFY( b1.size() == sizeof(test) ); | |
42 | ||
43 | auto b2 = net::buffer((const void*)&test, sizeof(test)); | |
44 | VERIFY( is_const(b2) ); | |
45 | VERIFY( b2.data() == &test ); | |
46 | VERIFY( b1.size() == sizeof(test) ); | |
47 | ||
48 | auto b3 = net::buffer(b1); | |
49 | VERIFY( is_mutable(b3) ); | |
50 | VERIFY( b3.data() == b1.data() ); | |
51 | VERIFY( b3.size() == b1.size() ); | |
52 | ||
53 | auto b4 = net::buffer(b2); | |
54 | VERIFY( is_const(b4) ); | |
55 | VERIFY( b4.data() == b2.data() ); | |
56 | VERIFY( b4.size() == b2.size() ); | |
57 | ||
58 | auto b5 = net::buffer(b1, 0); | |
59 | VERIFY( is_mutable(b5) ); | |
60 | VERIFY( b5.data() == b1.data() ); | |
61 | VERIFY( b5.size() == 0 ); | |
62 | ||
63 | auto b6 = net::buffer(b2, 0); | |
64 | VERIFY( is_const(b6) ); | |
65 | VERIFY( b6.data() == b2.data() ); | |
66 | VERIFY( b6.size() == 0 ); | |
67 | ||
68 | int a7[7]; | |
69 | auto b7 = net::buffer(a7); | |
70 | VERIFY( is_mutable(b7) ); | |
71 | VERIFY( b7.data() == a7 ); | |
72 | VERIFY( b7.size() == sizeof(a7) ); | |
73 | ||
74 | auto b7x = net::buffer(a7, 2); | |
75 | VERIFY( is_mutable(b7x) ); | |
76 | VERIFY( b7x.data() == a7 ); | |
77 | VERIFY( b7x.size() == sizeof(a7[0]) * 2 ); | |
78 | ||
79 | const short a8[8] = { }; | |
80 | auto b8 = net::buffer(a8); | |
81 | VERIFY( is_const(b8) ); | |
82 | VERIFY( b8.data() == a8 ); | |
83 | VERIFY( b8.size() == sizeof(a8) ); | |
84 | ||
85 | auto b8x = net::buffer(a8, 3); | |
86 | VERIFY( is_const(b8x) ); | |
87 | VERIFY( b8x.data() == a8 ); | |
88 | VERIFY( b8x.size() == sizeof(a8[0]) * 3 ); | |
89 | ||
90 | std::array<short, 9> a9; | |
91 | auto b9 = net::buffer(a9); | |
92 | VERIFY( is_mutable(b9) ); | |
93 | VERIFY( b9.data() == a9.data() ); | |
94 | VERIFY( b9.size() == sizeof(a9) ); | |
95 | ||
96 | auto b9x = net::buffer(a9, 4); | |
97 | VERIFY( is_mutable(b9x) ); | |
98 | VERIFY( b9x.data() == a9.data() ); | |
99 | VERIFY( b9x.size() == sizeof(a9[0]) * 4 ); | |
100 | ||
101 | const std::array<long long, 10> a10{}; | |
102 | auto b10 = net::buffer(a10); | |
103 | VERIFY( is_const(b10) ); | |
104 | VERIFY( b10.data() == a10.data() ); | |
105 | VERIFY( b10.size() == sizeof(a10) ); | |
106 | ||
107 | auto b10x = net::buffer(a10, 5); | |
108 | VERIFY( is_const(b10x) ); | |
109 | VERIFY( b10x.data() == a10.data() ); | |
110 | VERIFY( b10x.size() == sizeof(a10[0]) * 5 ); | |
111 | ||
112 | std::array<const int, 11> a11{}; | |
113 | auto b11 = net::buffer(a11); | |
114 | VERIFY( is_const(b11) ); | |
115 | VERIFY( b11.data() == a11.data() ); | |
116 | VERIFY( b11.size() == sizeof(a11) ); | |
117 | ||
118 | auto b11x = net::buffer(a11, 6); | |
119 | VERIFY( is_const(b11x) ); | |
120 | VERIFY( b11x.data() == a11.data() ); | |
121 | VERIFY( b11x.size() == sizeof(a11[0]) * 6 ); | |
122 | ||
123 | std::vector<short> a12(12); | |
124 | auto b12 = net::buffer(a12); | |
125 | VERIFY( is_mutable(b12) ); | |
126 | VERIFY( b12.data() == a12.data() ); | |
127 | VERIFY( b12.size() == sizeof(a12[0]) * a12.size() ); | |
128 | ||
129 | auto b12x = net::buffer(a12, 7); | |
130 | VERIFY( is_mutable(b12x) ); | |
131 | VERIFY( b12x.data() == a12.data() ); | |
132 | VERIFY( b12x.size() == sizeof(a12[0]) * 7 ); | |
133 | ||
134 | const std::vector<long long> a13(13); | |
135 | auto b13 = net::buffer(a13); | |
136 | VERIFY( is_const(b13) ); | |
137 | VERIFY( b13.data() == a13.data() ); | |
138 | VERIFY( b13.size() == sizeof(a13[0]) * a13.size() ); | |
139 | ||
140 | auto b13x = net::buffer(a13, 7); | |
141 | VERIFY( is_const(b13x) ); | |
142 | VERIFY( b13x.data() == a13.data() ); | |
143 | VERIFY( b13x.size() == sizeof(a13[0]) * 7 ); | |
144 | ||
145 | std::u32string a14(14, ' '); | |
146 | auto b14 = net::buffer(a14); | |
147 | VERIFY( is_mutable(b14) ); | |
148 | VERIFY( b14.data() == a14.data() ); | |
149 | VERIFY( b14.size() == sizeof(a14[0]) * a14.size() ); | |
150 | ||
151 | auto b14x = net::buffer(a14, 8); | |
152 | VERIFY( is_mutable(b14x) ); | |
153 | VERIFY( b14x.data() == a14.data() ); | |
154 | VERIFY( b14x.size() == sizeof(a14[0]) * 8 ); | |
155 | ||
156 | const std::u16string a15(15, ' '); | |
157 | auto b15 = net::buffer(std::experimental::u16string_view(a15)); | |
158 | VERIFY( is_const(b15) ); | |
159 | VERIFY( b15.data() == a15.data() ); | |
160 | VERIFY( b15.size() == sizeof(a15[0]) * a15.size() ); | |
161 | ||
162 | auto b15x = net::buffer(std::experimental::u16string_view(a15), 9); | |
163 | VERIFY( is_const(b15x) ); | |
164 | VERIFY( b15x.data() == a15.data() ); | |
165 | VERIFY( b15x.size() == sizeof(a15[0]) * 9 ); | |
166 | } | |
167 | ||
168 | int | |
169 | main() | |
170 | { | |
171 | test01(); | |
172 | } |