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// Copyright (C) 2015-2022 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-require-effective-target net_ts_ip }
// { dg-add-options net_ts }
// { dg-xfail-run-if "io_context requires a working pipe" { *-*-rtems* } }
#include <experimental/internet>
#include <testsuite_hooks.h>
using namespace std::experimental::net;
void
test01()
{
std::error_code ec;
io_context ctx;
ip::tcp::resolver resolv(ctx);
auto hostname = "localhost", service = "http";
auto addrs = resolv.resolve(hostname, service, ec);
if (ec == ip::resolver_errc::service_not_found)
{
// Solaris doesn't have http in /etc/services, try some others.
for (auto serv : {"ftp", "telnet", "smtp"})
{
addrs = resolv.resolve(hostname, serv, ec);
if (!ec)
{
service = serv;
break;
}
}
}
VERIFY( !ec );
VERIFY( addrs.size() > 0 );
VERIFY( addrs.begin() != addrs.end() );
VERIFY( ! addrs.empty() );
auto addrs2 = resolv.resolve(hostname, service);
VERIFY( addrs == addrs2 );
}
void
test02()
{
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", "42", flags);
} catch (const std::system_error& e) {
caught = true;
VERIFY( e.code() == ec );
}
VERIFY( caught );
#endif
}
void
test03()
{
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();
}
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