text: // Copyright (c) 2012-2015 The Bitcoin Core developers
  // Copyright (c) 2014-2017 The AllCoinGuru Core developers
  // Distributed under the MIT software license, see the accompanying
  // file COPYING or http://www.opensource.org/licenses/mit-license.php.
  
  #include "netbase.h"
  #include "test/test_allcoinguru.h"
  
  #include <string>
  
  #include <boost/assign/list_of.hpp>
  #include <boost/test/unit_test.hpp>
  
  using namespace std;
  
  BOOST_FIXTURE_TEST_SUITE(netbase_tests, BasicTestingSetup)
  
  static CNetAddr ResolveIP(const char* ip)
  {
      CNetAddr addr;
      LookupHost(ip, addr, false);
      return addr;
  }
  
  static CSubNet ResolveSubNet(const char* subnet)
  {
      CSubNet ret;
      LookupSubNet(subnet, ret);
      return ret;
  }
  
  BOOST_AUTO_TEST_CASE(netbase_networks)
  {
      BOOST_CHECK(ResolveIP("127.0.0.1").GetNetwork()                              == NET_UNROUTABLE);
      BOOST_CHECK(ResolveIP("::1").GetNetwork()                                    == NET_UNROUTABLE);
      BOOST_CHECK(ResolveIP("8.8.8.8").GetNetwork()                                == NET_IPV4);
      BOOST_CHECK(ResolveIP("2001::8888").GetNetwork()                             == NET_IPV6);
      BOOST_CHECK(ResolveIP("FD87:D87E:EB43:edb1:8e4:3588:e546:35ca").GetNetwork() == NET_TOR);
  
  }
  
  BOOST_AUTO_TEST_CASE(netbase_properties)
  {
  
      BOOST_CHECK(ResolveIP("127.0.0.1").IsIPv4());
      BOOST_CHECK(ResolveIP("::FFFF:192.168.1.1").IsIPv4());
      BOOST_CHECK(ResolveIP("::1").IsIPv6());
      BOOST_CHECK(ResolveIP("10.0.0.1").IsRFC1918());
      BOOST_CHECK(ResolveIP("192.168.1.1").IsRFC1918());
      BOOST_CHECK(ResolveIP("172.31.255.255").IsRFC1918());
      BOOST_CHECK(ResolveIP("2001:0DB8::").IsRFC3849());
      BOOST_CHECK(ResolveIP("169.254.1.1").IsRFC3927());
      BOOST_CHECK(ResolveIP("2002::1").IsRFC3964());
      BOOST_CHECK(ResolveIP("FC00::").IsRFC4193());
      BOOST_CHECK(ResolveIP("2001::2").IsRFC4380());
      BOOST_CHECK(ResolveIP("2001:10::").IsRFC4843());
      BOOST_CHECK(ResolveIP("FE80::").IsRFC4862());
      BOOST_CHECK(ResolveIP("64:FF9B::").IsRFC6052());
      BOOST_CHECK(ResolveIP("FD87:D87E:EB43:edb1:8e4:3588:e546:35ca").IsTor());
      BOOST_CHECK(ResolveIP("127.0.0.1").IsLocal());
      BOOST_CHECK(ResolveIP("::1").IsLocal());
      BOOST_CHECK(ResolveIP("8.8.8.8").IsRoutable());
      BOOST_CHECK(ResolveIP("2001::1").IsRoutable());
      BOOST_CHECK(ResolveIP("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("127.0.0.1:9992", "127.0.0.1", 9992));
      BOOST_CHECK(TestSplitHost("[127.0.0.1]", "127.0.0.1", -1));
      BOOST_CHECK(TestSplitHost("[127.0.0.1]:9992", "127.0.0.1", 9992));
      BOOST_CHECK(TestSplitHost("::ffff:127.0.0.1", "::ffff:127.0.0.1", -1));
      BOOST_CHECK(TestSplitHost("[::ffff:127.0.0.1]:9992", "::ffff:127.0.0.1", 9992));
      BOOST_CHECK(TestSplitHost("[::]:9992", "::", 9992));
      BOOST_CHECK(TestSplitHost("::9992", "::9992", -1));
      BOOST_CHECK(TestSplitHost(":9992", "", 9992));
      BOOST_CHECK(TestSplitHost("[]:9992", "", 9992));
      BOOST_CHECK(TestSplitHost("", "", -1));
  }
  
  bool static TestParse(string src, string canon)
  {
      CService addr(LookupNumeric(src.c_str(), 65535));
      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("127.0.0.1:9992", "127.0.0.1:9992"));
      BOOST_CHECK(TestParse("::ffff:127.0.0.1", "127.0.0.1:65535"));
      BOOST_CHECK(TestParse("::", "[::]:65535"));
      BOOST_CHECK(TestParse("[::]:9992", "[::]:9992"));
      BOOST_CHECK(TestParse("[127.0.0.1]", "127.0.0.1:65535"));
      BOOST_CHECK(TestParse(":::", "[::]:0"));
  }
  
  BOOST_AUTO_TEST_CASE(onioncat_test)
  {
  
      // values from https://web.archive.org/web/20121122003543/http://www.cypherpunk.at/onioncat/wiki/OnionCat
      CNetAddr addr1(ResolveIP("5wyqrzbvrdsumnok.onion"));
      CNetAddr addr2(ResolveIP("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(ResolveSubNet("1.2.3.0/24") == ResolveSubNet("1.2.3.0/255.255.255.0"));
      BOOST_CHECK(ResolveSubNet("1.2.3.0/24") != ResolveSubNet("1.2.4.0/255.255.255.0"));
      BOOST_CHECK(ResolveSubNet("1.2.3.0/24").Match(ResolveIP("1.2.3.4")));
      BOOST_CHECK(!ResolveSubNet("1.2.2.0/24").Match(ResolveIP("1.2.3.4")));
      BOOST_CHECK(ResolveSubNet("1.2.3.4").Match(ResolveIP("1.2.3.4")));
      BOOST_CHECK(ResolveSubNet("1.2.3.4/32").Match(ResolveIP("1.2.3.4")));
      BOOST_CHECK(!ResolveSubNet("1.2.3.4").Match(ResolveIP("5.6.7.8")));
      BOOST_CHECK(!ResolveSubNet("1.2.3.4/32").Match(ResolveIP("5.6.7.8")));
      BOOST_CHECK(ResolveSubNet("::ffff:127.0.0.1").Match(ResolveIP("127.0.0.1")));
      BOOST_CHECK(ResolveSubNet("1:2:3:4:5:6:7:8").Match(ResolveIP("1:2:3:4:5:6:7:8")));
      BOOST_CHECK(!ResolveSubNet("1:2:3:4:5:6:7:8").Match(ResolveIP("1:2:3:4:5:6:7:9")));
      BOOST_CHECK(ResolveSubNet("1:2:3:4:5:6:7:0/112").Match(ResolveIP("1:2:3:4:5:6:7:1234")));
      BOOST_CHECK(ResolveSubNet("192.168.0.1/24").Match(ResolveIP("192.168.0.2")));
      BOOST_CHECK(ResolveSubNet("192.168.0.20/29").Match(ResolveIP("192.168.0.18")));
      BOOST_CHECK(ResolveSubNet("1.2.2.1/24").Match(ResolveIP("1.2.2.4")));
      BOOST_CHECK(ResolveSubNet("1.2.2.110/31").Match(ResolveIP("1.2.2.111")));
      BOOST_CHECK(ResolveSubNet("1.2.2.20/26").Match(ResolveIP("1.2.2.63")));
      // All-Matching IPv6 Matches arbitrary IPv4 and IPv6
      BOOST_CHECK(ResolveSubNet("::/0").Match(ResolveIP("1:2:3:4:5:6:7:1234")));
      BOOST_CHECK(ResolveSubNet("::/0").Match(ResolveIP("1.2.3.4")));
      // All-Matching IPv4 does not Match IPv6
      BOOST_CHECK(!ResolveSubNet("0.0.0.0/0").Match(ResolveIP("1:2:3:4:5:6:7:1234")));
      // Invalid subnets Match nothing (not even invalid addresses)
      BOOST_CHECK(!CSubNet().Match(ResolveIP("1.2.3.4")));
      BOOST_CHECK(!ResolveSubNet("").Match(ResolveIP("4.5.6.7")));
      BOOST_CHECK(!ResolveSubNet("bloop").Match(ResolveIP("0.0.0.0")));
      BOOST_CHECK(!ResolveSubNet("bloop").Match(ResolveIP("hab")));
      // Check valid/invalid
      BOOST_CHECK(ResolveSubNet("1.2.3.0/0").IsValid());
      BOOST_CHECK(!ResolveSubNet("1.2.3.0/-1").IsValid());
      BOOST_CHECK(ResolveSubNet("1.2.3.0/32").IsValid());
      BOOST_CHECK(!ResolveSubNet("1.2.3.0/33").IsValid());
      BOOST_CHECK(ResolveSubNet("1:2:3:4:5:6:7:8/0").IsValid());
      BOOST_CHECK(ResolveSubNet("1:2:3:4:5:6:7:8/33").IsValid());
      BOOST_CHECK(!ResolveSubNet("1:2:3:4:5:6:7:8/-1").IsValid());
      BOOST_CHECK(ResolveSubNet("1:2:3:4:5:6:7:8/128").IsValid());
      BOOST_CHECK(!ResolveSubNet("1:2:3:4:5:6:7:8/129").IsValid());
      BOOST_CHECK(!ResolveSubNet("fuzzy").IsValid());
  
      //CNetAddr constructor test
      BOOST_CHECK(CSubNet(ResolveIP("127.0.0.1")).IsValid());
      BOOST_CHECK(CSubNet(ResolveIP("127.0.0.1")).Match(ResolveIP("127.0.0.1")));
      BOOST_CHECK(!CSubNet(ResolveIP("127.0.0.1")).Match(ResolveIP("127.0.0.2")));
      BOOST_CHECK(CSubNet(ResolveIP("127.0.0.1")).ToString() == "127.0.0.1/32");
  
      CSubNet subnet = CSubNet(ResolveIP("1.2.3.4"), 32);
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.4/32");
      subnet = CSubNet(ResolveIP("1.2.3.4"), 8);
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/8");
      subnet = CSubNet(ResolveIP("1.2.3.4"), 0);
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/0");
  
      subnet = CSubNet(ResolveIP("1.2.3.4"), ResolveIP("255.255.255.255"));
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.4/32");
      subnet = CSubNet(ResolveIP("1.2.3.4"), ResolveIP("255.0.0.0"));
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/8");
      subnet = CSubNet(ResolveIP("1.2.3.4"), ResolveIP("0.0.0.0"));
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/0");
  
      BOOST_CHECK(CSubNet(ResolveIP("1:2:3:4:5:6:7:8")).IsValid());
      BOOST_CHECK(CSubNet(ResolveIP("1:2:3:4:5:6:7:8")).Match(ResolveIP("1:2:3:4:5:6:7:8")));
      BOOST_CHECK(!CSubNet(ResolveIP("1:2:3:4:5:6:7:8")).Match(ResolveIP("1:2:3:4:5:6:7:9")));
      BOOST_CHECK(CSubNet(ResolveIP("1:2:3:4:5:6:7:8")).ToString() == "1:2:3:4:5:6:7:8/128");
  
      subnet = ResolveSubNet("1.2.3.4/255.255.255.255");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.4/32");
      subnet = ResolveSubNet("1.2.3.4/255.255.255.254");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.4/31");
      subnet = ResolveSubNet("1.2.3.4/255.255.255.252");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.4/30");
      subnet = ResolveSubNet("1.2.3.4/255.255.255.248");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/29");
      subnet = ResolveSubNet("1.2.3.4/255.255.255.240");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/28");
      subnet = ResolveSubNet("1.2.3.4/255.255.255.224");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/27");
      subnet = ResolveSubNet("1.2.3.4/255.255.255.192");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/26");
      subnet = ResolveSubNet("1.2.3.4/255.255.255.128");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/25");
      subnet = ResolveSubNet("1.2.3.4/255.255.255.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.3.0/24");
      subnet = ResolveSubNet("1.2.3.4/255.255.254.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.2.0/23");
      subnet = ResolveSubNet("1.2.3.4/255.255.252.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/22");
      subnet = ResolveSubNet("1.2.3.4/255.255.248.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/21");
      subnet = ResolveSubNet("1.2.3.4/255.255.240.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/20");
      subnet = ResolveSubNet("1.2.3.4/255.255.224.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/19");
      subnet = ResolveSubNet("1.2.3.4/255.255.192.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/18");
      subnet = ResolveSubNet("1.2.3.4/255.255.128.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/17");
      subnet = ResolveSubNet("1.2.3.4/255.255.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/16");
      subnet = ResolveSubNet("1.2.3.4/255.254.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/15");
      subnet = ResolveSubNet("1.2.3.4/255.252.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/14");
      subnet = ResolveSubNet("1.2.3.4/255.248.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/13");
      subnet = ResolveSubNet("1.2.3.4/255.240.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/12");
      subnet = ResolveSubNet("1.2.3.4/255.224.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/11");
      subnet = ResolveSubNet("1.2.3.4/255.192.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/10");
      subnet = ResolveSubNet("1.2.3.4/255.128.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/9");
      subnet = ResolveSubNet("1.2.3.4/255.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.0.0.0/8");
      subnet = ResolveSubNet("1.2.3.4/254.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/7");
      subnet = ResolveSubNet("1.2.3.4/252.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/6");
      subnet = ResolveSubNet("1.2.3.4/248.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/5");
      subnet = ResolveSubNet("1.2.3.4/240.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/4");
      subnet = ResolveSubNet("1.2.3.4/224.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/3");
      subnet = ResolveSubNet("1.2.3.4/192.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/2");
      subnet = ResolveSubNet("1.2.3.4/128.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/1");
      subnet = ResolveSubNet("1.2.3.4/0.0.0.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "0.0.0.0/0");
  
      subnet = ResolveSubNet("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 = ResolveSubNet("1:2:3:4:5:6:7:8/ffff:0000:0000:0000:0000:0000:0000:0000");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1::/16");
      subnet = ResolveSubNet("1:2:3:4:5:6:7:8/0000:0000:0000:0000:0000:0000:0000:0000");
      BOOST_CHECK_EQUAL(subnet.ToString(), "::/0");
      subnet = ResolveSubNet("1.2.3.4/255.255.232.0");
      BOOST_CHECK_EQUAL(subnet.ToString(), "1.2.0.0/255.255.232.0");
      subnet = ResolveSubNet("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_CASE(netbase_getgroup)
  {
  
      BOOST_CHECK(ResolveIP("127.0.0.1").GetGroup() == boost::assign::list_of(0)); // Local -> !Routable()
      BOOST_CHECK(ResolveIP("257.0.0.1").GetGroup() == boost::assign::list_of(0)); // !Valid -> !Routable()
      BOOST_CHECK(ResolveIP("10.0.0.1").GetGroup() == boost::assign::list_of(0)); // RFC1918 -> !Routable()
      BOOST_CHECK(ResolveIP("169.254.1.1").GetGroup() == boost::assign::list_of(0)); // RFC3927 -> !Routable()
      BOOST_CHECK(ResolveIP("1.2.3.4").GetGroup() == boost::assign::list_of((unsigned char)NET_IPV4)(1)(2)); // IPv4
      BOOST_CHECK(ResolveIP("::FFFF:0:102:304").GetGroup() == boost::assign::list_of((unsigned char)NET_IPV4)(1)(2)); // RFC6145
      BOOST_CHECK(ResolveIP("64:FF9B::102:304").GetGroup() == boost::assign::list_of((unsigned char)NET_IPV4)(1)(2)); // RFC6052
      BOOST_CHECK(ResolveIP("2002:102:304:9999:9999:9999:9999:9999").GetGroup() == boost::assign::list_of((unsigned char)NET_IPV4)(1)(2)); // RFC3964
      BOOST_CHECK(ResolveIP("2001:0:9999:9999:9999:9999:FEFD:FCFB").GetGroup() == boost::assign::list_of((unsigned char)NET_IPV4)(1)(2)); // RFC4380
      BOOST_CHECK(ResolveIP("FD87:D87E:EB43:edb1:8e4:3588:e546:35ca").GetGroup() == boost::assign::list_of((unsigned char)NET_TOR)(239)); // Tor
      BOOST_CHECK(ResolveIP("2001:470:abcd:9999:9999:9999:9999:9999").GetGroup() == boost::assign::list_of((unsigned char)NET_IPV6)(32)(1)(4)(112)(175)); //he.net
      BOOST_CHECK(ResolveIP("2001:2001:9999:9999:9999:9999:9999:9999").GetGroup() == boost::assign::list_of((unsigned char)NET_IPV6)(32)(1)(32)(1)); //IPv6
  
  }
  
  BOOST_AUTO_TEST_SUITE_END()
  