monero/tests/unit_tests/dns_resolver.cpp

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// Copyright (c) 2014, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <iostream>
#include <vector>
#include "gtest/gtest.h"
#include "common/dns_utils.h"
TEST(DNSResolver, IPv4Success)
{
tools::DNSResolver resolver;
bool avail, valid;
auto ips = resolver.get_ipv4("example.com", avail, valid);
ASSERT_EQ(1, ips.size());
ASSERT_STREQ("93.184.216.119", ips[0].c_str());
ips = tools::DNSResolver::instance().get_ipv4("example.com", avail, valid);
ASSERT_EQ(1, ips.size());
ASSERT_STREQ("93.184.216.119", ips[0].c_str());
}
TEST(DNSResolver, IPv4Failure)
{
// guaranteed by IANA/ICANN/RFC to be invalid
tools::DNSResolver resolver;
bool avail, valid;
auto ips = resolver.get_ipv4("example.invalid", avail, valid);
ASSERT_EQ(0, ips.size());
ips = tools::DNSResolver::instance().get_ipv4("example.invalid", avail, valid);
ASSERT_EQ(0, ips.size());
}
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// It would be great to include an IPv6 test and assume it'll pass, but not every ISP / resolver plays nicely with IPv6;)
/*TEST(DNSResolver, IPv6Success)
{
tools::DNSResolver resolver;
bool avail, valid;
auto ips = resolver.get_ipv6("example.com", avail, valid);
ASSERT_EQ(1, ips.size());
ASSERT_STREQ("2606:2800:220:6d:26bf:1447:1097:aa7", ips[0].c_str());
ips = tools::DNSResolver::instance().get_ipv6("example.com", avail, valid);
ASSERT_EQ(1, ips.size());
ASSERT_STREQ("2606:2800:220:6d:26bf:1447:1097:aa7", ips[0].c_str());
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}*/
TEST(DNSResolver, IPv6Failure)
{
// guaranteed by IANA/ICANN/RFC to be invalid
tools::DNSResolver resolver;
bool avail, valid;
auto ips = resolver.get_ipv6("example.invalid", avail, valid);
ASSERT_EQ(0, ips.size());
ips = tools::DNSResolver::instance().get_ipv6("example.invalid", avail, valid);
ASSERT_EQ(0, ips.size());
}
TEST(DNSResolver, GetTXTRecord)
{
bool avail, valid;
std::vector<std::string> records = tools::DNSResolver::instance().get_txt_record("donate.monero.cc", avail, valid);
EXPECT_NE(0, records.size());
for (auto& rec : records)
{
std::cout << "TXT record for donate.monero.cc: " << rec << std::endl;
}
}