diff --git a/src/test/denialofservice_tests.cpp b/src/test/denialofservice_tests.cpp
index a56ce51acb..2b9a616f17 100644
--- a/src/test/denialofservice_tests.cpp
+++ b/src/test/denialofservice_tests.cpp
@@ -14,36 +14,19 @@
 #include <script/signingprovider.h>
 #include <script/standard.h>
 #include <serialize.h>
+#include <test/util/net.h>
+#include <test/util/setup_common.h>
 #include <txorphanage.h>
 #include <util/string.h>
 #include <util/system.h>
 #include <util/time.h>
 #include <validation.h>
 
-#include <test/util/setup_common.h>
-
 #include <array>
 #include <stdint.h>
 
 #include <boost/test/unit_test.hpp>
 
-struct CConnmanTest : public CConnman {
-    using CConnman::CConnman;
-    void AddNode(CNode& node)
-    {
-        LOCK(cs_vNodes);
-        vNodes.push_back(&node);
-    }
-    void ClearNodes()
-    {
-        LOCK(cs_vNodes);
-        for (CNode* node : vNodes) {
-            delete node;
-        }
-        vNodes.clear();
-    }
-};
-
 static CService ip(uint32_t i)
 {
     struct in_addr s;
@@ -120,7 +103,7 @@ BOOST_AUTO_TEST_CASE(outbound_slow_chain_eviction)
     peerLogic->FinalizeNode(dummyNode1);
 }
 
-static void AddRandomOutboundPeer(std::vector<CNode *> &vNodes, PeerManager &peerLogic, CConnmanTest* connman)
+static void AddRandomOutboundPeer(std::vector<CNode*>& vNodes, PeerManager& peerLogic, ConnmanTestMsg& connman)
 {
     CAddress addr(ip(g_insecure_rand_ctx.randbits(32)), NODE_NONE);
     vNodes.emplace_back(new CNode(id++, ServiceFlags(NODE_NETWORK | NODE_WITNESS), INVALID_SOCKET, addr, /* nKeyedNetGroupIn */ 0, /* nLocalHostNonceIn */ 0, CAddress(), /* pszDest */ "", ConnectionType::OUTBOUND_FULL_RELAY, /* inbound_onion */ false));
@@ -130,13 +113,13 @@ static void AddRandomOutboundPeer(std::vector<CNode *> &vNodes, PeerManager &pee
     peerLogic.InitializeNode(&node);
     node.fSuccessfullyConnected = true;
 
-    connman->AddNode(node);
+    connman.AddTestNode(node);
 }
 
 BOOST_AUTO_TEST_CASE(stale_tip_peer_management)
 {
     const CChainParams& chainparams = Params();
-    auto connman = std::make_unique<CConnmanTest>(0x1337, 0x1337, *m_node.addrman);
+    auto connman = std::make_unique<ConnmanTestMsg>(0x1337, 0x1337, *m_node.addrman);
     auto peerLogic = PeerManager::make(chainparams, *connman, *m_node.addrman, nullptr,
                                        *m_node.scheduler, *m_node.chainman, *m_node.mempool, false);
 
@@ -150,8 +133,8 @@ BOOST_AUTO_TEST_CASE(stale_tip_peer_management)
     std::vector<CNode *> vNodes;
 
     // Mock some outbound peers
-    for (int i=0; i<max_outbound_full_relay; ++i) {
-        AddRandomOutboundPeer(vNodes, *peerLogic, connman.get());
+    for (int i = 0; i < max_outbound_full_relay; ++i) {
+        AddRandomOutboundPeer(vNodes, *peerLogic, *connman);
     }
 
     peerLogic->CheckForStaleTipAndEvictPeers();
@@ -176,7 +159,7 @@ BOOST_AUTO_TEST_CASE(stale_tip_peer_management)
     // If we add one more peer, something should get marked for eviction
     // on the next check (since we're mocking the time to be in the future, the
     // required time connected check should be satisfied).
-    AddRandomOutboundPeer(vNodes, *peerLogic, connman.get());
+    AddRandomOutboundPeer(vNodes, *peerLogic, *connman);
 
     peerLogic->CheckForStaleTipAndEvictPeers();
     for (int i = 0; i < max_outbound_full_relay; ++i) {
@@ -202,14 +185,14 @@ BOOST_AUTO_TEST_CASE(stale_tip_peer_management)
         peerLogic->FinalizeNode(*node);
     }
 
-    connman->ClearNodes();
+    connman->ClearTestNodes();
 }
 
 BOOST_AUTO_TEST_CASE(peer_discouragement)
 {
     const CChainParams& chainparams = Params();
     auto banman = std::make_unique<BanMan>(m_args.GetDataDirBase() / "banlist.dat", nullptr, DEFAULT_MISBEHAVING_BANTIME);
-    auto connman = std::make_unique<CConnmanTest>(0x1337, 0x1337, *m_node.addrman);
+    auto connman = std::make_unique<ConnmanTestMsg>(0x1337, 0x1337, *m_node.addrman);
     auto peerLogic = PeerManager::make(chainparams, *connman, *m_node.addrman, banman.get(),
                                        *m_node.scheduler, *m_node.chainman, *m_node.mempool, false);
 
@@ -233,7 +216,7 @@ BOOST_AUTO_TEST_CASE(peer_discouragement)
     nodes[0]->SetCommonVersion(PROTOCOL_VERSION);
     peerLogic->InitializeNode(nodes[0]);
     nodes[0]->fSuccessfullyConnected = true;
-    connman->AddNode(*nodes[0]);
+    connman->AddTestNode(*nodes[0]);
     peerLogic->Misbehaving(nodes[0]->GetId(), DISCOURAGEMENT_THRESHOLD, /* message */ ""); // Should be discouraged
     {
         LOCK(nodes[0]->cs_sendProcessing);
@@ -249,7 +232,7 @@ BOOST_AUTO_TEST_CASE(peer_discouragement)
     nodes[1]->SetCommonVersion(PROTOCOL_VERSION);
     peerLogic->InitializeNode(nodes[1]);
     nodes[1]->fSuccessfullyConnected = true;
-    connman->AddNode(*nodes[1]);
+    connman->AddTestNode(*nodes[1]);
     peerLogic->Misbehaving(nodes[1]->GetId(), DISCOURAGEMENT_THRESHOLD - 1, /* message */ "");
     {
         LOCK(nodes[1]->cs_sendProcessing);
@@ -280,7 +263,7 @@ BOOST_AUTO_TEST_CASE(peer_discouragement)
     nodes[2]->SetCommonVersion(PROTOCOL_VERSION);
     peerLogic->InitializeNode(nodes[2]);
     nodes[2]->fSuccessfullyConnected = true;
-    connman->AddNode(*nodes[2]);
+    connman->AddTestNode(*nodes[2]);
     peerLogic->Misbehaving(nodes[2]->GetId(), DISCOURAGEMENT_THRESHOLD, /* message */ "");
     {
         LOCK(nodes[2]->cs_sendProcessing);
@@ -296,7 +279,7 @@ BOOST_AUTO_TEST_CASE(peer_discouragement)
     for (CNode* node : nodes) {
         peerLogic->FinalizeNode(*node);
     }
-    connman->ClearNodes();
+    connman->ClearTestNodes();
 }
 
 BOOST_AUTO_TEST_CASE(DoS_bantime)