[RICPLT-2585] E2Term Init - Support Multiple E2T Instances
[ric-plt/e2mgr.git] / E2Manager / handlers / rmrmsghandlers / e2_term_init_notification_handler_test.go
index ae88cb2..cccd722 100644 (file)
@@ -1,13 +1,27 @@
+//
+// Copyright 2019 AT&T Intellectual Property
+// Copyright 2019 Nokia
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+//
 package rmrmsghandlers
 
 import (
        "e2mgr/configuration"
-       "e2mgr/e2pdus"
        "e2mgr/logger"
        "e2mgr/managers"
        "e2mgr/mocks"
        "e2mgr/models"
-       "e2mgr/rNibWriter"
        "e2mgr/rmrCgo"
        "e2mgr/services"
        "e2mgr/services/rmrsender"
@@ -15,12 +29,10 @@ import (
        "fmt"
        "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/common"
        "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
-       "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/reader"
-       "github.com/stretchr/testify/mock"
        "testing"
 )
 
-func initRanLostConnectionTest(t *testing.T) (*logger.Logger, E2TermInitNotificationHandler, *mocks.RnibReaderMock, *mocks.RnibWriterMock, *mocks.RmrMessengerMock) {
+func initRanLostConnectionTest(t *testing.T) (*logger.Logger, E2TermInitNotificationHandler, *mocks.RnibReaderMock, *mocks.RnibWriterMock, *mocks.RmrMessengerMock, *mocks.E2TInstancesManagerMock) {
 
        logger := initLog(t)
        config := &configuration.Configuration{RnibRetryIntervalMs: 10, MaxRnibConnectionAttempts: 3}
@@ -29,226 +41,256 @@ func initRanLostConnectionTest(t *testing.T) (*logger.Logger, E2TermInitNotifica
        rmrSender := initRmrSender(rmrMessengerMock, logger)
 
        readerMock := &mocks.RnibReaderMock{}
-       rnibReaderProvider := func() reader.RNibReader {
-               return readerMock
-       }
-       writerMock := &mocks.RnibWriterMock{}
-       rnibWriterProvider := func() rNibWriter.RNibWriter {
-               return writerMock
-       }
-       rnibDataService := services.NewRnibDataService(logger, config, rnibReaderProvider, rnibWriterProvider)
-       ranSetupManager := managers.NewRanSetupManager(logger, rmrSender, rnibDataService)
-       ranReconnectionManager := managers.NewRanReconnectionManager(logger, configuration.ParseConfiguration(), rnibDataService, ranSetupManager)
-       handler := NewE2TermInitNotificationHandler(logger, ranReconnectionManager, rnibDataService)
-       return logger, handler, readerMock, writerMock, rmrMessengerMock
-}
-
-func TestE2TerminInitHandlerSuccessOneRan(t *testing.T) {
-       _, handler, readerMock, writerMock, rmrMessengerMock := initRanLostConnectionTest(t)
-       var rnibErr error
-
-       ids := []*entities.NbIdentity{{InventoryName: "test1"}}
-       readerMock.On("GetListNodebIds").Return(ids, rnibErr)
-
-       var initialNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
-       readerMock.On("GetNodeb", ids[0].InventoryName).Return(initialNodeb, rnibErr)
-
-       var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
-       writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
-
-       payload := e2pdus.PackedX2setupRequest
-       xaction := []byte(ids[0].InventoryName)
-       msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[0].InventoryName, &payload, &xaction)
-
-       rmrMessengerMock.On("SendMsg", mock.Anything).Return(msg, nil)
-
-       handler.Handle(nil)
-
-       writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
-       rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 1)
-}
-
-func TestE2TerminInitHandlerSuccessTwoRans(t *testing.T) {
-       _, handler, readerMock, writerMock, rmrMessengerMock := initRanLostConnectionTest(t)
-       var rnibErr error
-
-       ids := []*entities.NbIdentity{{InventoryName: "test1"}, {InventoryName: "test2"}}
-       readerMock.On("GetListNodebIds").Return(ids, rnibErr)
-
-       var initialNodeb0 = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
-       var initialNodeb1 = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
-       readerMock.On("GetNodeb", ids[0].InventoryName).Return(initialNodeb0, rnibErr)
-       readerMock.On("GetNodeb", ids[1].InventoryName).Return(initialNodeb1, rnibErr)
-
-       var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
-       writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
-
-       payload := e2pdus.PackedX2setupRequest
-       xaction := []byte(ids[0].InventoryName)
-       msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[0].InventoryName, &payload, &xaction)
-
-       rmrMessengerMock.On("SendMsg", mock.Anything).Return(msg, nil)
-
-       handler.Handle(nil)
-
-       writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
-       rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 2)
-}
-
-func TestE2TerminInitHandlerSuccessThreeRansFirstRmrFailure(t *testing.T) {
-       log, handler, readerMock, writerMock, rmrMessengerMock := initRanLostConnectionTest(t)
-       var rnibErr error
-
-       ids := []*entities.NbIdentity{{InventoryName: "test1"}, {InventoryName: "test2"}, {InventoryName: "test3"}}
-       readerMock.On("GetListNodebIds").Return(ids, rnibErr)
-
-       var initialNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
-       var initialNodeb1 = &entities.NodebInfo{RanName: ids[1].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
-       var initialNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
-       readerMock.On("GetNodeb", ids[0].InventoryName).Return(initialNodeb0, rnibErr)
-       readerMock.On("GetNodeb", ids[1].InventoryName).Return(initialNodeb1, rnibErr)
-       readerMock.On("GetNodeb", ids[2].InventoryName).Return(initialNodeb2, rnibErr)
-
-       var argNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
-       var argNodeb0Fail = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 0}
-       writerMock.On("UpdateNodebInfo", argNodeb0).Return(rnibErr)
-       writerMock.On("UpdateNodebInfo", argNodeb0Fail).Return(rnibErr)
-
-       payload := models.NewE2RequestMessage(ids[0].InventoryName /*tid*/, "", 0, ids[0].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
-       xaction := []byte(ids[0].InventoryName)
-       msg0 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[0].InventoryName, &payload, &xaction)
 
-       // Cannot use Mock because request MBuf contains pointers
-       //payload =models.NewE2RequestMessage(ids[1].InventoryName /*tid*/, "", 0,ids[1].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
-       //xaction = []byte(ids[1].InventoryName)
-       //msg1 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[1].InventoryName, &payload, &xaction)
-
-       rmrMessengerMock.On("SendMsg", mock.Anything).Return(msg0, fmt.Errorf("RMR Error"))
+       writerMock := &mocks.RnibWriterMock{}
 
-       handler.Handle(nil)
+       rnibDataService := services.NewRnibDataService(logger, config, readerMock, writerMock)
+       ranSetupManager := managers.NewRanSetupManager(logger, rmrSender, rnibDataService)
 
-       //test1 (before send +1, after failure +1), test2 (0) test3 (0)
-       writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
-       //test1 failure (+1), test2  (0). test3 (0)
-       rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 1)
+       e2tInstancesManagerMock := &mocks.E2TInstancesManagerMock{}
+       ranReconnectionManager := managers.NewRanReconnectionManager(logger, configuration.ParseConfiguration(), rnibDataService, ranSetupManager, e2tInstancesManagerMock)
+       handler := NewE2TermInitNotificationHandler(logger, ranReconnectionManager, rnibDataService, e2tInstancesManagerMock)
+       return logger, handler, readerMock, writerMock, rmrMessengerMock, e2tInstancesManagerMock
 }
 
-func TestE2TerminInitHandlerSuccessThreeRansSecondNotFoundFailure(t *testing.T) {
-       log, handler, readerMock, writerMock, rmrMessengerMock := initRanLostConnectionTest(t)
-       var rnibErr error
-
-       ids := []*entities.NbIdentity{{InventoryName: "test1"}, {InventoryName: "test2"}, {InventoryName: "test3"}}
-       readerMock.On("GetListNodebIds").Return(ids, rnibErr)
-
-       var initialNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
-       var initialNodeb1 = &entities.NodebInfo{RanName: ids[1].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
-       var initialNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
-       readerMock.On("GetNodeb", ids[0].InventoryName).Return(initialNodeb0, rnibErr)
-       readerMock.On("GetNodeb", ids[1].InventoryName).Return(initialNodeb1, common.NewResourceNotFoundError("not found"))
-       readerMock.On("GetNodeb", ids[2].InventoryName).Return(initialNodeb2, rnibErr)
-
-       var argNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
-       var argNodeb0Success = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
-       writerMock.On("UpdateNodebInfo", argNodeb0).Return(rnibErr)
-       writerMock.On("UpdateNodebInfo", argNodeb0Success).Return(rnibErr)
-
-       var argNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
-       var argNodeb2Success = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
-       writerMock.On("UpdateNodebInfo", argNodeb2).Return(rnibErr)
-       writerMock.On("UpdateNodebInfo", argNodeb2Success).Return(rnibErr)
-
-       payload := models.NewE2RequestMessage(ids[0].InventoryName /*tid*/, "", 0, ids[0].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
-       xaction := []byte(ids[0].InventoryName)
-       msg0 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[0].InventoryName, &payload, &xaction)
-
-       // Cannot use Mock because request MBuf contains pointers
-       //payload =models.NewE2RequestMessage(ids[1].InventoryName /*tid*/, "", 0,ids[1].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
-       //xaction = []byte(ids[1].InventoryName)
-       //msg1 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[1].InventoryName, &payload, &xaction)
-
-       rmrMessengerMock.On("SendMsg", mock.Anything).Return(msg0, nil)
-
-       handler.Handle(nil)
-
-       readerMock.AssertNumberOfCalls(t, "GetNodeb", 3)
-       //test1 (+1), test2 failure (0) test3 (+1)
-       writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
-       //test1 success (+1), test2  (0). test3 (+1)
-       rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 2)
+func TestE2TermInitGetE2TInstanceFailure(t *testing.T) {
+       _, handler, _, _, _, e2tInstancesManagerMock := initRanLostConnectionTest(t)
+       e2tInstanceAddress := "10.0.2.15"
+       var e2tInstance *entities.E2TInstance
+       e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, common.NewInternalError(fmt.Errorf("internal error")))
+       notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInstanceAddress)}
+       handler.Handle(notificationRequest)
+       e2tInstancesManagerMock.AssertNotCalled(t, "AddE2TInstance")
 }
 
-func TestE2TerminInitHandlerSuccessThreeRansSecondRnibInternalErrorFailure(t *testing.T) {
-       log, handler, readerMock, writerMock, rmrMessengerMock := initRanLostConnectionTest(t)
-       var rnibErr error
-
-       ids := []*entities.NbIdentity{{InventoryName: "test1"}, {InventoryName: "test2"}, {InventoryName: "test3"}}
-       readerMock.On("GetListNodebIds").Return(ids, rnibErr)
-
-       var initialNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
-       var initialNodeb1 = &entities.NodebInfo{RanName: ids[1].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
-       var initialNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
-       readerMock.On("GetNodeb", ids[0].InventoryName).Return(initialNodeb0, rnibErr)
-       readerMock.On("GetNodeb", ids[1].InventoryName).Return(initialNodeb1, common.NewInternalError(fmt.Errorf("internal error")))
-       readerMock.On("GetNodeb", ids[2].InventoryName).Return(initialNodeb2, rnibErr)
-
-       var argNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
-       var argNodeb0Success = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
-       writerMock.On("UpdateNodebInfo", argNodeb0).Return(rnibErr)
-       writerMock.On("UpdateNodebInfo", argNodeb0Success).Return(rnibErr)
-
-       var argNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
-       var argNodeb2Success = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
-       writerMock.On("UpdateNodebInfo", argNodeb2).Return(rnibErr)
-       writerMock.On("UpdateNodebInfo", argNodeb2Success).Return(rnibErr)
-
-       payload := models.NewE2RequestMessage(ids[0].InventoryName /*tid*/, "", 0, ids[0].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
-       xaction := []byte(ids[0].InventoryName)
-       msg0 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[0].InventoryName, &payload, &xaction)
-
-       // Cannot use Mock because request MBuf contains pointers
-       //payload =models.NewE2RequestMessage(ids[1].InventoryName /*tid*/, "", 0,ids[1].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
-       //xaction = []byte(ids[1].InventoryName)
-       //msg1 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[1].InventoryName, &payload, &xaction)
-
-       rmrMessengerMock.On("SendMsg", mock.Anything).Return(msg0, nil)
-
-       handler.Handle(nil)
-
-       readerMock.AssertNumberOfCalls(t, "GetNodeb", 2)
-       //test1 (+1), test2 failure (0) test3 (0)
-       writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
-       //test1 success (+1), test2  (0). test3 (+1)
-       rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 1)
+func TestE2TermInitNewE2TInstance(t *testing.T) {
+       _, handler, _, _, _, e2tInstancesManagerMock := initRanLostConnectionTest(t)
+       e2tInstanceAddress := "10.0.2.15"
+       var e2tInstance *entities.E2TInstance
+       e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, common.NewResourceNotFoundError("not found"))
+       e2tInstance = entities.NewE2TInstance(e2tInstanceAddress)
+       e2tInstancesManagerMock.On("AddE2TInstance", e2tInstanceAddress).Return(nil)
+       notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInstanceAddress)}
+       handler.Handle(notificationRequest)
+       e2tInstancesManagerMock.AssertCalled(t, "AddE2TInstance", e2tInstanceAddress)
 }
 
-func TestE2TerminInitHandlerSuccessZeroRans(t *testing.T) {
-       _, handler, readerMock, writerMock, rmrMessengerMock := initRanLostConnectionTest(t)
-       var rnibErr error
-
-       readerMock.On("GetListNodebIds").Return([]*entities.NbIdentity{}, rnibErr)
-
-       handler.Handle(nil)
-
-       writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 0)
-       rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 0)
+func TestE2TermInitExistingE2TInstanceNoAssociatedRans(t *testing.T) {
+       _, handler, _, _, _, e2tInstancesManagerMock := initRanLostConnectionTest(t)
+       e2tInstanceAddress := "10.0.2.15"
+       e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
+       e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
+       notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInstanceAddress)}
+       handler.Handle(notificationRequest)
+       e2tInstancesManagerMock.AssertCalled(t, "GetE2TInstance", e2tInstanceAddress)
 }
 
-func TestE2TerminInitHandlerFailureGetListNodebIds(t *testing.T) {
-       _, handler, readerMock, writerMock, rmrMessengerMock := initRanLostConnectionTest(t)
-
-       readerMock.On("GetListNodebIds").Return([]*entities.NbIdentity{}, common.NewInternalError(fmt.Errorf("internal error")))
-
-       handler.Handle(nil)
-
-       writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 0)
-       rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 0)
-}
+//func TestE2TerminInitHandlerSuccessOneRan(t *testing.T) {
+//     _, handler, readerMock, writerMock, rmrMessengerMock, _ := initRanLostConnectionTest(t)
+//     var rnibErr error
+//
+//     ids := []*entities.NbIdentity{{InventoryName: "test1"}}
+//     readerMock.On("GetListNodebIds").Return(ids, rnibErr)
+//
+//     var initialNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
+//     readerMock.On("GetNodeb", ids[0].InventoryName).Return(initialNodeb, rnibErr)
+//
+//     var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
+//     writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
+//
+//     payload := e2pdus.PackedX2setupRequest
+//     xaction := []byte(ids[0].InventoryName)
+//     msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[0].InventoryName, &payload, &xaction)
+//
+//     rmrMessengerMock.On("SendMsg", mock.Anything).Return(msg, nil)
+//
+//     handler.Handle(nil)
+//
+//     writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
+//     rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 1)
+//}
+//
+//func TestE2TerminInitHandlerSuccessTwoRans(t *testing.T) {
+//     _, handler, readerMock, writerMock, rmrMessengerMock, _ := initRanLostConnectionTest(t)
+//     var rnibErr error
+//
+//     ids := []*entities.NbIdentity{{InventoryName: "test1"}, {InventoryName: "test2"}}
+//     readerMock.On("GetListNodebIds").Return(ids, rnibErr)
+//
+//     var initialNodeb0 = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
+//     var initialNodeb1 = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
+//     readerMock.On("GetNodeb", ids[0].InventoryName).Return(initialNodeb0, rnibErr)
+//     readerMock.On("GetNodeb", ids[1].InventoryName).Return(initialNodeb1, rnibErr)
+//
+//     var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
+//     writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
+//
+//     payload := e2pdus.PackedX2setupRequest
+//     xaction := []byte(ids[0].InventoryName)
+//     msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[0].InventoryName, &payload, &xaction)
+//
+//     rmrMessengerMock.On("SendMsg", mock.Anything).Return(msg, nil)
+//
+//     handler.Handle(nil)
+//
+//     writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
+//     rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 2)
+//}
+//
+//func TestE2TerminInitHandlerSuccessThreeRansFirstRmrFailure(t *testing.T) {
+//     log, handler, readerMock, writerMock, rmrMessengerMock, _ := initRanLostConnectionTest(t)
+//     var rnibErr error
+//
+//     ids := []*entities.NbIdentity{{InventoryName: "test1"}, {InventoryName: "test2"}, {InventoryName: "test3"}}
+//     readerMock.On("GetListNodebIds").Return(ids, rnibErr)
+//
+//     var initialNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
+//     var initialNodeb1 = &entities.NodebInfo{RanName: ids[1].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
+//     var initialNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
+//     readerMock.On("GetNodeb", ids[0].InventoryName).Return(initialNodeb0, rnibErr)
+//     readerMock.On("GetNodeb", ids[1].InventoryName).Return(initialNodeb1, rnibErr)
+//     readerMock.On("GetNodeb", ids[2].InventoryName).Return(initialNodeb2, rnibErr)
+//
+//     var argNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
+//     var argNodeb0Fail = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 0}
+//     writerMock.On("UpdateNodebInfo", argNodeb0).Return(rnibErr)
+//     writerMock.On("UpdateNodebInfo", argNodeb0Fail).Return(rnibErr)
+//
+//     payload := models.NewE2RequestMessage(ids[0].InventoryName /*tid*/, "", 0, ids[0].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
+//     xaction := []byte(ids[0].InventoryName)
+//     msg0 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[0].InventoryName, &payload, &xaction)
+//
+//     // Cannot use Mock because request MBuf contains pointers
+//     //payload =models.NewE2RequestMessage(ids[1].InventoryName /*tid*/, "", 0,ids[1].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
+//     //xaction = []byte(ids[1].InventoryName)
+//     //msg1 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[1].InventoryName, &payload, &xaction)
+//
+//     rmrMessengerMock.On("SendMsg", mock.Anything).Return(msg0, fmt.Errorf("RMR Error"))
+//
+//     handler.Handle(nil)
+//
+//     //test1 (before send +1, after failure +1), test2 (0) test3 (0)
+//     writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
+//     //test1 failure (+1), test2  (0). test3 (0)
+//     rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 1)
+//}
+//
+//func TestE2TerminInitHandlerSuccessThreeRansSecondNotFoundFailure(t *testing.T) {
+//     log, handler, readerMock, writerMock, rmrMessengerMock, _ := initRanLostConnectionTest(t)
+//     var rnibErr error
+//
+//     ids := []*entities.NbIdentity{{InventoryName: "test1"}, {InventoryName: "test2"}, {InventoryName: "test3"}}
+//     readerMock.On("GetListNodebIds").Return(ids, rnibErr)
+//
+//     var initialNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
+//     var initialNodeb1 = &entities.NodebInfo{RanName: ids[1].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
+//     var initialNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
+//     readerMock.On("GetNodeb", ids[0].InventoryName).Return(initialNodeb0, rnibErr)
+//     readerMock.On("GetNodeb", ids[1].InventoryName).Return(initialNodeb1, common.NewResourceNotFoundError("not found"))
+//     readerMock.On("GetNodeb", ids[2].InventoryName).Return(initialNodeb2, rnibErr)
+//
+//     var argNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
+//     var argNodeb0Success = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
+//     writerMock.On("UpdateNodebInfo", argNodeb0).Return(rnibErr)
+//     writerMock.On("UpdateNodebInfo", argNodeb0Success).Return(rnibErr)
+//
+//     var argNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
+//     var argNodeb2Success = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
+//     writerMock.On("UpdateNodebInfo", argNodeb2).Return(rnibErr)
+//     writerMock.On("UpdateNodebInfo", argNodeb2Success).Return(rnibErr)
+//
+//     payload := models.NewE2RequestMessage(ids[0].InventoryName /*tid*/, "", 0, ids[0].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
+//     xaction := []byte(ids[0].InventoryName)
+//     msg0 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[0].InventoryName, &payload, &xaction)
+//
+//     // Cannot use Mock because request MBuf contains pointers
+//     //payload =models.NewE2RequestMessage(ids[1].InventoryName /*tid*/, "", 0,ids[1].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
+//     //xaction = []byte(ids[1].InventoryName)
+//     //msg1 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[1].InventoryName, &payload, &xaction)
+//
+//     rmrMessengerMock.On("SendMsg", mock.Anything).Return(msg0, nil)
+//
+//     handler.Handle(nil)
+//
+//     readerMock.AssertNumberOfCalls(t, "GetNodeb", 3)
+//     //test1 (+1), test2 failure (0) test3 (+1)
+//     writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
+//     //test1 success (+1), test2  (0). test3 (+1)
+//     rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 2)
+//}
+//
+//func TestE2TerminInitHandlerSuccessThreeRansSecondRnibInternalErrorFailure(t *testing.T) {
+//     log, handler, readerMock, writerMock, rmrMessengerMock, _ := initRanLostConnectionTest(t)
+//     var rnibErr error
+//
+//     ids := []*entities.NbIdentity{{InventoryName: "test1"}, {InventoryName: "test2"}, {InventoryName: "test3"}}
+//     readerMock.On("GetListNodebIds").Return(ids, rnibErr)
+//
+//     var initialNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
+//     var initialNodeb1 = &entities.NodebInfo{RanName: ids[1].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
+//     var initialNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
+//     readerMock.On("GetNodeb", ids[0].InventoryName).Return(initialNodeb0, rnibErr)
+//     readerMock.On("GetNodeb", ids[1].InventoryName).Return(initialNodeb1, common.NewInternalError(fmt.Errorf("internal error")))
+//     readerMock.On("GetNodeb", ids[2].InventoryName).Return(initialNodeb2, rnibErr)
+//
+//     var argNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
+//     var argNodeb0Success = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
+//     writerMock.On("UpdateNodebInfo", argNodeb0).Return(rnibErr)
+//     writerMock.On("UpdateNodebInfo", argNodeb0Success).Return(rnibErr)
+//
+//     var argNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
+//     var argNodeb2Success = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
+//     writerMock.On("UpdateNodebInfo", argNodeb2).Return(rnibErr)
+//     writerMock.On("UpdateNodebInfo", argNodeb2Success).Return(rnibErr)
+//
+//     payload := models.NewE2RequestMessage(ids[0].InventoryName /*tid*/, "", 0, ids[0].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
+//     xaction := []byte(ids[0].InventoryName)
+//     msg0 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[0].InventoryName, &payload, &xaction)
+//
+//     // Cannot use Mock because request MBuf contains pointers
+//     //payload =models.NewE2RequestMessage(ids[1].InventoryName /*tid*/, "", 0,ids[1].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
+//     //xaction = []byte(ids[1].InventoryName)
+//     //msg1 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[1].InventoryName, &payload, &xaction)
+//
+//     rmrMessengerMock.On("SendMsg", mock.Anything).Return(msg0, nil)
+//
+//     handler.Handle(nil)
+//
+//     readerMock.AssertNumberOfCalls(t, "GetNodeb", 2)
+//     //test1 (+1), test2 failure (0) test3 (0)
+//     writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
+//     //test1 success (+1), test2  (0). test3 (+1)
+//     rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 1)
+//}
+//
+//func TestE2TerminInitHandlerSuccessZeroRans(t *testing.T) {
+//     _, handler, readerMock, writerMock, rmrMessengerMock, _ := initRanLostConnectionTest(t)
+//     var rnibErr error
+//
+//     readerMock.On("GetListNodebIds").Return([]*entities.NbIdentity{}, rnibErr)
+//
+//     handler.Handle(nil)
+//
+//     writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 0)
+//     rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 0)
+//}
+//
+//func TestE2TerminInitHandlerFailureGetListNodebIds(t *testing.T) {
+//     _, handler, readerMock, writerMock, rmrMessengerMock, _ := initRanLostConnectionTest(t)
+//
+//     readerMock.On("GetListNodebIds").Return([]*entities.NbIdentity{}, common.NewInternalError(fmt.Errorf("internal error")))
+//
+//     handler.Handle(nil)
+//
+//     writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 0)
+//     rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 0)
+//}
 
 // TODO: extract to test_utils
 func initRmrSender(rmrMessengerMock *mocks.RmrMessengerMock, log *logger.Logger) *rmrsender.RmrSender {
        rmrMessenger := rmrCgo.RmrMessenger(rmrMessengerMock)
        rmrMessengerMock.On("Init", tests.GetPort(), tests.MaxMsgSize, tests.Flags, log).Return(&rmrMessenger)
-       return rmrsender.NewRmrSender(log, &rmrMessenger)
+       return rmrsender.NewRmrSender(log, rmrMessenger)
 }
 
 // TODO: extract to test_utils