835     DataConnectionManager con { 0 };  variable
836     con.Init();
837     con.connectionMonitor_ = nullptr;
838     con.ccmDefaultState_ = nullptr;
839     con.stateMachineEventHandler_ = nullptr;
841     con.AddConnectionStateMachine(stateMachine);
842     con.RemoveConnectionStateMachine(stateMachine);
843     con.AddActiveConnectionByCid(stateMachine);
844     con.GetActiveConnectionByCid(1);
845     con.GetAllConnectionMachine();
846     con.StartStallDetectionTimer();
847     con.StopStallDetectionTimer();
848     con.RegisterRadioObserver();
849     con.UnRegisterRadioObserver();
850     con.UpdateBandWidthsUseLte();
851     con.GetActiveConnection();
852     con.IsBandwidthSourceModem();
853     ASSERT_EQ(-1, con.GetDataRecoveryState());
854     con.IsNeedDoRecovery(true);
855     ASSERT_TRUE(con.GetActiveConnectionByCid(0) == nullptr);
856     ASSERT_TRUE(con.isNoActiveConnection());
859     CcmDefaultState ccmDefaultState { con, "CcmDefaultState" };
872     con.GetDataFlowType();
873     con.GetDefaultBandWidthsConfig();
874     con.GetDefaultTcpBufferConfig();
875     con.SetDataFlowType(CellDataFlowType::DATA_FLOW_TYPE_NONE);
876     con.UpdateCallState(0);
877     ASSERT_EQ("", con.GetTcpBufferByRadioTech(0));
878     ASSERT_TRUE(con.GetBandwidthsByRadioTech(0).upBandwidth == DEFAULT_BANDWIDTH);
888     DataConnectionManager con { 0 };  variable
889     con.Init();
892     con.AddConnectionStateMachine(stateMachine);
893     con.RemoveConnectionStateMachine(stateMachine);
894     con.AddActiveConnectionByCid(stateMachine);
895     con.GetActiveConnectionByCid(1);
896     con.GetAllConnectionMachine();
897     con.StartStallDetectionTimer();
898     con.StopStallDetectionTimer();
899     con.RegisterRadioObserver();
900     con.UnRegisterRadioObserver();
901     con.uplinkUseLte_ = true;
902     con.UpdateBandWidthsUseLte();
903     con.GetActiveConnection();
904     con.IsBandwidthSourceModem();
905     ASSERT_NE(-1, con.GetDataRecoveryState());
906     con.IsNeedDoRecovery(true);
907     con.GetActiveConnectionByCid(0);
908     con.isNoActiveConnection();
910     CcmDefaultState ccmDefaultState { con, "CcmDefaultState" };
923     con.GetDataFlowType();
924     con.GetDefaultBandWidthsConfig();
925     con.GetDefaultTcpBufferConfig();
926     con.SetDataFlowType(CellDataFlowType::DATA_FLOW_TYPE_NONE);
927     con.UpdateCallState(0);
928     ASSERT_EQ("", con.GetTcpBufferByRadioTech(0));
929     ASSERT_TRUE(con.GetBandwidthsByRadioTech(0).upBandwidth == DEFAULT_BANDWIDTH);
939     DataConnectionManager con { 0 };  variable
940     ASSERT_FALSE(con.connectionMonitor_ == nullptr);
941     con.connectionMonitor_->trafficManager_ = nullptr;
942     con.connectionMonitor_->stallDetectionTrafficManager_ = nullptr;
943     con.connectionMonitor_->UpdateFlowInfo();
944     con.connectionMonitor_->UpdateCallState(0);
945     con.connectionMonitor_->OnStallDetectionTimer();
946     con.connectionMonitor_->StopStallDetectionTimer();
947     con.connectionMonitor_->dataRecoveryState_ = RecoveryState::STATE_REQUEST_CONTEXT_LIST;
948     con.connectionMonitor_->HandleRecovery();
949     con.connectionMonitor_->dataRecoveryState_ = RecoveryState::STATE_CLEANUP_CONNECTIONS;
950     con.connectionMonitor_->HandleRecovery();
951     con.connectionMonitor_->dataRecoveryState_ = RecoveryState::STATE_REREGISTER_NETWORK;
952     con.connectionMonitor_->HandleRecovery();
953     con.connectionMonitor_->dataRecoveryState_ = RecoveryState::STATE_RADIO_STATUS_RESTART;
954     con.connectionMonitor_->HandleRecovery();
955     con.connectionMonitor_->EndNetStatistics();
956     con.connectionMonitor_->UpdateNetTrafficState();
958     con.connectionMonitor_->SetPreferredNetworkPara(event);
959     con.connectionMonitor_->UpdateDataFlowType();
960     con.connectionMonitor_->ProcessEvent(event);
962     con.connectionMonitor_->ProcessEvent(event);
963     ASSERT_EQ(CellDataFlowType::DATA_FLOW_TYPE_NONE, con.connectionMonitor_->GetDataFlowType());
973     DataConnectionManager con { 0 };  variable
974     ASSERT_FALSE(con.connectionMonitor_ == nullptr);
975     con.connectionMonitor_->UpdateFlowInfo();
976     con.connectionMonitor_->UpdateCallState(0);
977     con.connectionMonitor_->OnStallDetectionTimer();
978     con.connectionMonitor_->StopStallDetectionTimer();
979     con.connectionMonitor_->dataRecoveryState_ = RecoveryState::STATE_REQUEST_CONTEXT_LIST;
980     con.connectionMonitor_->HandleRecovery();
981     con.connectionMonitor_->dataRecoveryState_ = RecoveryState::STATE_CLEANUP_CONNECTIONS;
982     con.connectionMonitor_->HandleRecovery();
983     con.connectionMonitor_->dataRecoveryState_ = RecoveryState::STATE_REREGISTER_NETWORK;
984     con.connectionMonitor_->HandleRecovery();
985     con.connectionMonitor_->dataRecoveryState_ = RecoveryState::STATE_RADIO_STATUS_RESTART;
986     con.connectionMonitor_->HandleRecovery();
987     con.connectionMonitor_->EndNetStatistics();
988     con.connectionMonitor_->UpdateNetTrafficState();
990     con.connectionMonitor_->SetPreferredNetworkPara(event);
991     con.connectionMonitor_->UpdateDataFlowType();
992     con.connectionMonitor_->ProcessEvent(event);
994     con.connectionMonitor_->ProcessEvent(event);
995     ASSERT_EQ(CellDataFlowType::DATA_FLOW_TYPE_NONE, con.connectionMonitor_->GetDataFlowType());