Add test for ENR updated in NodeTable

Author: gumb0

test/unittests/libp2p/net.cpp

@@ -1267,13 +1267,15 @@ BOOST_AUTO_TEST_CASE(changingHostEndpoint)
     auto& nodeTable = nodeTableHost.nodeTable;
 
     auto const originalHostEndpoint = nodeTable->m_hostNodeEndpoint;
+    auto const originalHostENR = nodeTable->hostENR();
     uint16_t const newPort = originalHostEndpoint.udpPort() + 1;
     auto const newHostEndpoint = NodeIPEndpoint{
         bi::address::from_string(c_localhostIp), newPort, nodeTable->m_hostNodeEndpoint.tcpPort()};
 
     for (int i = 0; i < 10; ++i)
     {
         BOOST_CHECK_EQUAL(nodeTable->m_hostNodeEndpoint, originalHostEndpoint);
+        BOOST_CHECK(nodeTable->hostENR().signature() == originalHostENR.signature());
 
         // socket receiving PING
         TestUDPSocketHost nodeSocketHost;
@@ -1302,7 +1304,12 @@ BOOST_AUTO_TEST_CASE(changingHostEndpoint)
         nodeTable->packetsReceived.pop();
     }
 
-    BOOST_REQUIRE_EQUAL(nodeTable->m_hostNodeEndpoint, newHostEndpoint);
+    BOOST_CHECK_EQUAL(nodeTable->m_hostNodeEndpoint, newHostEndpoint);
+
+    ENR const newENR = nodeTable->hostENR();
+    BOOST_CHECK_EQUAL(newENR.ip(), newHostEndpoint.address());
+    BOOST_CHECK_EQUAL(newENR.udpPort(), newHostEndpoint.udpPort());
+    BOOST_CHECK_EQUAL(newENR.tcpPort(), newHostEndpoint.tcpPort());
 }