test: Add tests for CNode::ConnectedThroughNetwork

Author: hebasto

src/test/fuzz/net.cpp

@@ -46,7 +46,8 @@ void test_one_input(const std::vector<uint8_t>& buffer)
                fuzzed_data_provider.ConsumeIntegral<uint64_t>(),
                *address_bind,
                fuzzed_data_provider.ConsumeRandomLengthString(32),
-               fuzzed_data_provider.PickValueInArray({ConnectionType::INBOUND, ConnectionType::OUTBOUND_FULL_RELAY, ConnectionType::MANUAL, ConnectionType::FEELER, ConnectionType::BLOCK_RELAY, ConnectionType::ADDR_FETCH})};
+               fuzzed_data_provider.PickValueInArray({ConnectionType::INBOUND, ConnectionType::OUTBOUND_FULL_RELAY, ConnectionType::MANUAL, ConnectionType::FEELER, ConnectionType::BLOCK_RELAY, ConnectionType::ADDR_FETCH}),
+               fuzzed_data_provider.ConsumeBool()};
     while (fuzzed_data_provider.ConsumeBool()) {
         switch (fuzzed_data_provider.ConsumeIntegralInRange<int>(0, 11)) {
         case 0: {
@@ -148,4 +149,5 @@ void test_one_input(const std::vector<uint8_t>& buffer)
                                                         fuzzed_data_provider.PickValueInArray<NetPermissionFlags>({NetPermissionFlags::PF_NONE, NetPermissionFlags::PF_BLOOMFILTER, NetPermissionFlags::PF_RELAY, NetPermissionFlags::PF_FORCERELAY, NetPermissionFlags::PF_NOBAN, NetPermissionFlags::PF_MEMPOOL, NetPermissionFlags::PF_ISIMPLICIT, NetPermissionFlags::PF_ALL}) :
                                                         static_cast<NetPermissionFlags>(fuzzed_data_provider.ConsumeIntegral<uint32_t>());
     (void)node.HasPermission(net_permission_flags);
+    (void)node.ConnectedThroughNetwork();
 }

src/test/net_tests.cpp

@@ -185,21 +185,60 @@ BOOST_AUTO_TEST_CASE(cnode_simple_test)
     CAddress addr = CAddress(CService(ipv4Addr, 7777), NODE_NETWORK);
     std::string pszDest;
 
-    std::unique_ptr<CNode> pnode1 = MakeUnique<CNode>(id++, NODE_NETWORK, height, hSocket, addr, 0, 0, CAddress(), pszDest, ConnectionType::OUTBOUND_FULL_RELAY);
+    std::unique_ptr<CNode> pnode1 = MakeUnique<CNode>(
+        id++, NODE_NETWORK, height, hSocket, addr,
+        /* nKeyedNetGroupIn = */ 0,
+        /* nLocalHostNonceIn = */ 0,
+        CAddress(), pszDest, ConnectionType::OUTBOUND_FULL_RELAY);
     BOOST_CHECK(pnode1->IsFullOutboundConn() == true);
     BOOST_CHECK(pnode1->IsManualConn() == false);
     BOOST_CHECK(pnode1->IsBlockOnlyConn() == false);
     BOOST_CHECK(pnode1->IsFeelerConn() == false);
     BOOST_CHECK(pnode1->IsAddrFetchConn() == false);
     BOOST_CHECK(pnode1->IsInboundConn() == false);
-
-    std::unique_ptr<CNode> pnode2 = MakeUnique<CNode>(id++, NODE_NETWORK, height, hSocket, addr, 1, 1, CAddress(), pszDest, ConnectionType::INBOUND);
+    BOOST_CHECK_EQUAL(pnode1->ConnectedThroughNetwork(), Network::NET_IPV4);
+
+    std::unique_ptr<CNode> pnode2 = MakeUnique<CNode>(
+        id++, NODE_NETWORK, height, hSocket, addr,
+        /* nKeyedNetGroupIn = */ 1,
+        /* nLocalHostNonceIn = */ 1,
+        CAddress(), pszDest, ConnectionType::INBOUND,
+        /* inbound_onion = */ false);
     BOOST_CHECK(pnode2->IsFullOutboundConn() == false);
     BOOST_CHECK(pnode2->IsManualConn() == false);
     BOOST_CHECK(pnode2->IsBlockOnlyConn() == false);
     BOOST_CHECK(pnode2->IsFeelerConn() == false);
     BOOST_CHECK(pnode2->IsAddrFetchConn() == false);
     BOOST_CHECK(pnode2->IsInboundConn() == true);
+    BOOST_CHECK_EQUAL(pnode2->ConnectedThroughNetwork(), Network::NET_IPV4);
+
+    std::unique_ptr<CNode> pnode3 = MakeUnique<CNode>(
+        id++, NODE_NETWORK, height, hSocket, addr,
+        /* nKeyedNetGroupIn = */ 0,
+        /* nLocalHostNonceIn = */ 0,
+        CAddress(), pszDest, ConnectionType::OUTBOUND_FULL_RELAY,
+        /* inbound_onion = */ true);
+    BOOST_CHECK(pnode3->IsFullOutboundConn() == true);
+    BOOST_CHECK(pnode3->IsManualConn() == false);
+    BOOST_CHECK(pnode3->IsBlockOnlyConn() == false);
+    BOOST_CHECK(pnode3->IsFeelerConn() == false);
+    BOOST_CHECK(pnode3->IsAddrFetchConn() == false);
+    BOOST_CHECK(pnode3->IsInboundConn() == false);
+    BOOST_CHECK_EQUAL(pnode3->ConnectedThroughNetwork(), Network::NET_IPV4);
+
+    std::unique_ptr<CNode> pnode4 = MakeUnique<CNode>(
+        id++, NODE_NETWORK, height, hSocket, addr,
+        /* nKeyedNetGroupIn = */ 1,
+        /* nLocalHostNonceIn = */ 1,
+        CAddress(), pszDest, ConnectionType::INBOUND,
+        /* inbound_onion = */ true);
+    BOOST_CHECK(pnode4->IsFullOutboundConn() == false);
+    BOOST_CHECK(pnode4->IsManualConn() == false);
+    BOOST_CHECK(pnode4->IsBlockOnlyConn() == false);
+    BOOST_CHECK(pnode4->IsFeelerConn() == false);
+    BOOST_CHECK(pnode4->IsAddrFetchConn() == false);
+    BOOST_CHECK(pnode4->IsInboundConn() == true);
+    BOOST_CHECK_EQUAL(pnode4->ConnectedThroughNetwork(), Network::NET_ONION);
 }
 
 BOOST_AUTO_TEST_CASE(cnetaddr_basic)