1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
|
// Copyright (C) 2015-2020 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// { dg-do run { target c++14 } }
// { dg-add-options net_ts }
#include <experimental/internet>
#include <testsuite_hooks.h>
using namespace std::experimental::net;
void
test01()
{
bool test __attribute__((unused)) = false;
std::error_code ec;
io_context ctx;
ip::tcp::resolver resolv(ctx);
auto addrs = resolv.resolve("localhost", "http", ec);
VERIFY( !ec );
VERIFY( addrs.size() > 0 );
VERIFY( addrs.begin() != addrs.end() );
VERIFY( ! addrs.empty() );
auto addrs2 = resolv.resolve("localhost", "http");
VERIFY( addrs == addrs2 );
}
void
test02()
{
bool test __attribute__((unused)) = false;
std::error_code ec;
io_context ctx;
ip::tcp::resolver resolv(ctx);
auto flags = ip::resolver_base::numeric_host;
#ifdef AI_NUMERICSERV
flags |= ip::tcp::resolver::numeric_service;
#endif
auto addrs = resolv.resolve("127.0.0.1", "42", flags, ec);
VERIFY( !ec );
VERIFY( addrs.size() > 0 );
VERIFY( addrs.begin() != addrs.end() );
auto addrs2 = resolv.resolve("127.0.0.1", "42", flags);
VERIFY( addrs == addrs2 );
addrs = resolv.resolve("localhost", "42", flags, ec);
VERIFY( ec );
VERIFY( addrs.empty() );
addrs = resolv.resolve("127.0.0.1", "nameserver", flags, ec);
VERIFY( ec );
VERIFY( addrs.empty() );
#if __cpp_exceptions
bool caught = false;
try {
resolv.resolve("localhost", "http", flags);
} catch (const std::system_error& e) {
caught = true;
VERIFY( e.code() == ec );
}
VERIFY( caught );
#endif
}
void
test03()
{
bool test __attribute__((unused)) = false;
std::error_code ec;
io_context ctx;
ip::tcp::resolver resolv(ctx);
auto addrs = resolv.resolve("test.invalid", "http", ec);
VERIFY( ec );
VERIFY( addrs.size() == 0 );
VERIFY( addrs.begin() == addrs.end() );
VERIFY( addrs.empty() );
#if __cpp_exceptions
bool caught = false;
try {
resolv.resolve("test.invalid", "http");
} catch (const std::system_error& e) {
caught = true;
VERIFY( e.code() == ec );
}
VERIFY( caught );
#endif
}
int
main()
{
test01();
test02();
test03();
}
|