text: // Copyright (c) 2012-2014 The Bitcoin Core developers
  // Copyright (c) 2014-2015 The Dash Core developers
  // Copyright (c) 2015-2017 The PIVX developers
  // Distributed under the MIT/X11 software license, see the accompanying
  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
  
  #include "netbase.h"
  
  #include <string>
  
  #include <boost/test/unit_test.hpp>
  
  using namespace std;
  
  BOOST_AUTO_TEST_SUITE(netbase_tests)
  
  BOOST_AUTO_TEST_CASE(netbase_networks)
  {
      BOOST_CHECK(CNetAddr("127.0.0.1").GetNetwork()                              == NET_UNROUTABLE);
      BOOST_CHECK(CNetAddr("::1").GetNetwork()                                    == NET_UNROUTABLE);
      BOOST_CHECK(CNetAddr("8.8.8.8").GetNetwork()                                == NET_IPV4);
      BOOST_CHECK(CNetAddr("2001::8888").GetNetwork()                             == NET_IPV6);
      BOOST_CHECK(CNetAddr("FD87:D87E:EB43:edb1:8e4:3588:e546:35ca").GetNetwork() == NET_TOR);
  }
  
  BOOST_AUTO_TEST_CASE(netbase_properties)
  {
      BOOST_CHECK(CNetAddr("127.0.0.1").IsIPv4());
      BOOST_CHECK(CNetAddr("::FFFF:192.168.1.1").IsIPv4());
      BOOST_CHECK(CNetAddr("::1").IsIPv6());
      BOOST_CHECK(CNetAddr("10.0.0.1").IsRFC1918());
      BOOST_CHECK(CNetAddr("192.168.1.1").IsRFC1918());
      BOOST_CHECK(CNetAddr("172.31.255.255").IsRFC1918());
      BOOST_CHECK(CNetAddr("2001:0DB8::").IsRFC3849());
      BOOST_CHECK(CNetAddr("169.254.1.1").IsRFC3927());
      BOOST_CHECK(CNetAddr("2002::1").IsRFC3964());
      BOOST_CHECK(CNetAddr("FC00::").IsRFC4193());
      BOOST_CHECK(CNetAddr("2001::2").IsRFC4380());
      BOOST_CHECK(CNetAddr("2001:10::").IsRFC4843());
      BOOST_CHECK(CNetAddr("FE80::").IsRFC4862());
      BOOST_CHECK(CNetAddr("64:FF9B::").IsRFC6052());
      BOOST_CHECK(CNetAddr("FD87:D87E:EB43:edb1:8e4:3588:e546:35ca").IsTor());
      BOOST_CHECK(CNetAddr("127.0.0.1").IsLocal());
      BOOST_CHECK(CNetAddr("::1").IsLocal());
      BOOST_CHECK(CNetAddr("8.8.8.8").IsRoutable());
      BOOST_CHECK(CNetAddr("2001::1").IsRoutable());
      BOOST_CHECK(CNetAddr("127.0.0.1").IsValid());
  }
  
  bool static TestSplitHost(string test, string host, int port)
  {
      string hostOut;
      int portOut = -1;
      SplitHostPort(test, portOut, hostOut);
      return hostOut == host && port == portOut;
  }
  
  BOOST_AUTO_TEST_CASE(netbase_splithost)
  {
      BOOST_CHECK(TestSplitHost("www.bitcoin.org", "www.bitcoin.org", -1));
      BOOST_CHECK(TestSplitHost("[www.bitcoin.org]", "www.bitcoin.org", -1));
      BOOST_CHECK(TestSplitHost("www.bitcoin.org:80", "www.bitcoin.org", 80));
      BOOST_CHECK(TestSplitHost("[www.bitcoin.org]:80", "www.bitcoin.org", 80));
      BOOST_CHECK(TestSplitHost("127.0.0.1", "127.0.0.1", -1));
      BOOST_CHECK(TestSplitHost("127.0.0.1:32201", "127.0.0.1", 32201));
      BOOST_CHECK(TestSplitHost("[127.0.0.1]", "127.0.0.1", -1));
      BOOST_CHECK(TestSplitHost("[127.0.0.1]:32201", "127.0.0.1", 32201));
      BOOST_CHECK(TestSplitHost("::ffff:127.0.0.1", "::ffff:127.0.0.1", -1));
      BOOST_CHECK(TestSplitHost("[::ffff:127.0.0.1]:32201", "::ffff:127.0.0.1", 32201));
      BOOST_CHECK(TestSplitHost("[::]:32201", "::", 32201));
      BOOST_CHECK(TestSplitHost("::32201", "::32201", -1));
      BOOST_CHECK(TestSplitHost(":32201", "", 32201));
      BOOST_CHECK(TestSplitHost("[]:32201", "", 32201));
      BOOST_CHECK(TestSplitHost("", "", -1));
  }
  
  bool static TestParse(string src, string canon)
  {
      CService addr;
      if (!LookupNumeric(src.c_str(), addr, 65535))
          return canon == "";
      return canon == addr.ToString();
  }
  
  BOOST_AUTO_TEST_CASE(netbase_lookupnumeric)
  {
      BOOST_CHECK(TestParse("127.0.0.1", "127.0.0.1:65535"));
      BOOST_CHECK(TestParse("127.0.0.1:32201", "127.0.0.1:32201"));
      BOOST_CHECK(TestParse("::ffff:127.0.0.1", "127.0.0.1:65535"));
      BOOST_CHECK(TestParse("::", "[::]:65535"));
      BOOST_CHECK(TestParse("[::]:32201", "[::]:32201"));
      BOOST_CHECK(TestParse("[127.0.0.1]", "127.0.0.1:65535"));
      BOOST_CHECK(TestParse(":::", ""));
  }
  
  BOOST_AUTO_TEST_CASE(onioncat_test)
  {
      // values from https://web.archive.org/web/20121122003543/http://www.cypherpunk.at/onioncat/wiki/OnionCat
      CNetAddr addr1("5wyqrzbvrdsumnok.onion");
      CNetAddr addr2("FD87:D87E:EB43:edb1:8e4:3588:e546:35ca");
      BOOST_CHECK(addr1 == addr2);
      BOOST_CHECK(addr1.IsTor());
      BOOST_CHECK(addr1.ToStringIP() == "5wyqrzbvrdsumnok.onion");
      BOOST_CHECK(addr1.IsRoutable());
  }
  
  BOOST_AUTO_TEST_CASE(subnet_test)
  {
      BOOST_CHECK(CSubNet("1.2.3.0/24") == CSubNet("1.2.3.0/255.255.255.0"));
      BOOST_CHECK(CSubNet("1.2.3.0/24") != CSubNet("1.2.4.0/255.255.255.0"));
      BOOST_CHECK(CSubNet("1.2.3.0/24").Match(CNetAddr("1.2.3.4")));
      BOOST_CHECK(!CSubNet("1.2.2.0/24").Match(CNetAddr("1.2.3.4")));
      BOOST_CHECK(CSubNet("1.2.3.4").Match(CNetAddr("1.2.3.4")));
      BOOST_CHECK(CSubNet("1.2.3.4/32").Match(CNetAddr("1.2.3.4")));
      BOOST_CHECK(!CSubNet("1.2.3.4").Match(CNetAddr("5.6.7.8")));
      BOOST_CHECK(!CSubNet("1.2.3.4/32").Match(CNetAddr("5.6.7.8")));
      BOOST_CHECK(CSubNet("::ffff:127.0.0.1").Match(CNetAddr("127.0.0.1")));
      BOOST_CHECK(CSubNet("1:2:3:4:5:6:7:8").Match(CNetAddr("1:2:3:4:5:6:7:8")));
      BOOST_CHECK(!CSubNet("1:2:3:4:5:6:7:8").Match(CNetAddr("1:2:3:4:5:6:7:9")));
      BOOST_CHECK(CSubNet("1:2:3:4:5:6:7:0/112").Match(CNetAddr("1:2:3:4:5:6:7:1234")));
      BOOST_CHECK(CSubNet("192.168.0.1/24").Match(CNetAddr("192.168.0.2")));
      BOOST_CHECK(CSubNet("192.168.0.20/29").Match(CNetAddr("192.168.0.18")));
      BOOST_CHECK(CSubNet("1.2.2.1/24").Match(CNetAddr("1.2.2.4")));
      BOOST_CHECK(CSubNet("1.2.2.110/31").Match(CNetAddr("1.2.2.111")));
      BOOST_CHECK(CSubNet("1.2.2.20/26").Match(CNetAddr("1.2.2.63")));
      // All-Matching IPv6 Matches arbitrary IPv4 and IPv6
      BOOST_CHECK(CSubNet("::/0").Match(CNetAddr("1:2:3:4:5:6:7:1234")));
      BOOST_CHECK(CSubNet("::/0").Match(CNetAddr("1.2.3.4")));
      // All-Matching IPv4 does not Match IPv6
      BOOST_CHECK(!CSubNet("0.0.0.0/0").Match(CNetAddr("1:2:3:4:5:6:7:1234")));
      // Invalid subnets Match nothing (not even invalid addresses)
      BOOST_CHECK(!CSubNet().Match(CNetAddr("1.2.3.4")));
      BOOST_CHECK(!CSubNet("").Match(CNetAddr("4.5.6.7")));
      BOOST_CHECK(!CSubNet("bloop").Match(CNetAddr("0.0.0.0")));
      BOOST_CHECK(!CSubNet("bloop").Match(CNetAddr("hab")));
      // Check valid/invalid
      BOOST_CHECK(CSubNet("1.2.3.0/0").IsValid());
      BOOST_CHECK(!CSubNet("1.2.3.0/-1").IsValid());
      BOOST_CHECK(CSubNet("1.2.3.0/32").IsValid());
      BOOST_CHECK(!CSubNet("1.2.3.0/33").IsValid());
      BOOST_CHECK(CSubNet("1:2:3:4:5:6:7:8/0").IsValid());
      BOOST_CHECK(CSubNet("1:2:3:4:5:6:7:8/33").IsValid());
      BOOST_CHECK(!CSubNet("1:2:3:4:5:6:7:8/-1").IsValid());
      BOOST_CHECK(CSubNet("1:2:3:4:5:6:7:8/128").IsValid());
      BOOST_CHECK(!CSubNet("1:2:3:4:5:6:7:8/129").IsValid());
      BOOST_CHECK(!CSubNet("fuzzy").IsValid());
  
      //CNetAddr constructor test
      BOOST_CHECK(CSubNet(CNetAddr("127.0.0.1")).IsValid());
      BOOST_CHECK(CSubNet(CNetAddr("127.0.0.1")).Match(CNetAddr("127.0.0.1")));
      BOOST_CHECK(!CSubNet(CNetAddr("127.0.0.1")).Match(CNetAddr("127.0.0.2")));
      BOOST_CHECK(CSubNet(CNetAddr("127.0.0.1")).ToString() == "127.0.0.1/32");
  
      BOOST_CHECK(CSubNet(CNetAddr("1:2:3:4:5:6:7:8")).IsValid());
      BOOST_CHECK(CSubNet(CNetAddr("1:2:3:4:5:6:7:8")).Match(CNetAddr("1:2:3:4:5:6:7:8")));
      BOOST_CHECK(!CSubNet(CNetAddr("1:2:3:4:5:6:7:8")).Match(CNetAddr("1:2:3:4:5:6:7:9")));
      BOOST_CHECK(CSubNet(CNetAddr("1:2:3:4:5:6:7:8")).ToString() == "1:2:3:4:5:6:7:8/128");
  
      CSubNet subnet = CSubNet("1.2.3.4/255.255.255.255");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.4/32");
      subnet = CSubNet("1.2.3.4/255.255.255.254");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.4/31");
      subnet = CSubNet("1.2.3.4/255.255.255.252");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.4/30");
      subnet = CSubNet("1.2.3.4/255.255.255.248");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/29");
      subnet = CSubNet("1.2.3.4/255.255.255.240");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/28");
      subnet = CSubNet("1.2.3.4/255.255.255.224");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/27");
      subnet = CSubNet("1.2.3.4/255.255.255.192");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/26");
      subnet = CSubNet("1.2.3.4/255.255.255.128");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/25");
      subnet = CSubNet("1.2.3.4/255.255.255.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/24");
      subnet = CSubNet("1.2.3.4/255.255.254.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.2.0/23");
      subnet = CSubNet("1.2.3.4/255.255.252.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/22");
      subnet = CSubNet("1.2.3.4/255.255.248.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/21");
      subnet = CSubNet("1.2.3.4/255.255.240.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/20");
      subnet = CSubNet("1.2.3.4/255.255.224.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/19");
      subnet = CSubNet("1.2.3.4/255.255.192.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/18");
      subnet = CSubNet("1.2.3.4/255.255.128.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/17");
      subnet = CSubNet("1.2.3.4/255.255.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/16");
      subnet = CSubNet("1.2.3.4/255.254.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/15");
      subnet = CSubNet("1.2.3.4/255.252.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/14");
      subnet = CSubNet("1.2.3.4/255.248.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/13");
      subnet = CSubNet("1.2.3.4/255.240.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/12");
      subnet = CSubNet("1.2.3.4/255.224.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/11");
      subnet = CSubNet("1.2.3.4/255.192.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/10");
      subnet = CSubNet("1.2.3.4/255.128.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/9");
      subnet = CSubNet("1.2.3.4/255.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/8");
      subnet = CSubNet("1.2.3.4/254.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/7");
      subnet = CSubNet("1.2.3.4/252.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/6");
      subnet = CSubNet("1.2.3.4/248.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/5");
      subnet = CSubNet("1.2.3.4/240.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/4");
      subnet = CSubNet("1.2.3.4/224.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/3");
      subnet = CSubNet("1.2.3.4/192.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/2");
      subnet = CSubNet("1.2.3.4/128.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/1");
      subnet = CSubNet("1.2.3.4/0.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/0");
  
      subnet = CSubNet("1:2:3:4:5:6:7:8/ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1:2:3:4:5:6:7:8/128");
      subnet = CSubNet("1:2:3:4:5:6:7:8/ffff:0000:0000:0000:0000:0000:0000:0000");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1::/16");
      subnet = CSubNet("1:2:3:4:5:6:7:8/0000:0000:0000:0000:0000:0000:0000:0000");
      BOOST_CHECK_EQUAL(subnet.ToString(), "::/0");
      subnet = CSubNet("1.2.3.4/255.255.232.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/255.255.232.0");
      subnet = CSubNet("1:2:3:4:5:6:7:8/ffff:ffff:ffff:fffe:ffff:ffff:ffff:ff0f");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1:2:3:4:5:6:7:8/ffff:ffff:ffff:fffe:ffff:ffff:ffff:ff0f");
  }
  
  BOOST_AUTO_TEST_SUITE_END()
  