Merge "[RIC-395] - E2M new REST API - E2M Set Parameters - Automation + Decoder"
[ric-plt/e2mgr.git] / E2Manager / controllers / nodeb_controller_test.go
index 8334968..d68ac51 100644 (file)
 // 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.
-//
+
+//  This source code is part of the near-RT RIC (RAN Intelligent Controller)
+//  platform project (RICP).
 
 package controllers
 
 import (
+       "bytes"
+       "e2mgr/clients"
+       "e2mgr/configuration"
+       "e2mgr/e2managererrors"
        "e2mgr/logger"
+       "e2mgr/managers"
        "e2mgr/mocks"
        "e2mgr/models"
-       "e2mgr/rNibWriter"
+       "e2mgr/providers/httpmsghandlerprovider"
        "e2mgr/rmrCgo"
        "e2mgr/services"
-       "e2mgr/sessions"
+       "e2mgr/services/rmrsender"
        "e2mgr/tests"
+       "encoding/json"
+       "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/golang/protobuf/jsonpb"
        "github.com/gorilla/mux"
        "github.com/pkg/errors"
        "github.com/stretchr/testify/assert"
+       "github.com/stretchr/testify/mock"
+       "io"
        "io/ioutil"
        "net/http"
        "net/http/httptest"
+       "strings"
        "testing"
+       "unsafe"
+)
+
+const (
+       RanName                      = "test"
+       AssociatedE2TInstanceAddress = "10.0.2.15:38000"
+       ValidationFailureJson        = "{\"errorCode\":402,\"errorMessage\":\"Validation error\"}"
+       ResourceNotFoundJson         = "{\"errorCode\":404,\"errorMessage\":\"Resource not found\"}"
+       RnibErrorJson                = "{\"errorCode\":500,\"errorMessage\":\"RNIB error\"}"
+       InternalErrorJson            = "{\"errorCode\":501,\"errorMessage\":\"Internal Server Error. Please try again later\"}"
 )
 
-func TestNewRequestController(t *testing.T) {
-       rnibReaderProvider := func() reader.RNibReader {
-               return &mocks.RnibReaderMock{}
+var (
+       ServedNrCellInformationRequiredFields = []string{"cellId", "choiceNrMode", "nrMode", "nrPci", "servedPlmns"}
+       NrNeighbourInformationRequiredFields  = []string{"nrCgi", "choiceNrMode", "nrMode", "nrPci"}
+)
+
+type controllerGetNodebTestContext struct {
+       ranName              string
+       nodebInfo            *entities.NodebInfo
+       rnibError            error
+       expectedStatusCode   int
+       expectedJsonResponse string
+}
+
+type controllerGetNodebIdListTestContext struct {
+       nodebIdList          []*entities.NbIdentity
+       rnibError            error
+       expectedStatusCode   int
+       expectedJsonResponse string
+}
+
+type getNodebInfoResult struct {
+       nodebInfo *entities.NodebInfo
+       rnibError error
+}
+
+type updateGnbCellsParams struct {
+       err error
+}
+
+type removeServedNrCellsParams struct {
+       servedNrCells []*entities.ServedNRCell
+       err           error
+}
+
+type controllerUpdateGnbTestContext struct {
+       getNodebInfoResult        *getNodebInfoResult
+       removeServedNrCellsParams *removeServedNrCellsParams
+       updateGnbCellsParams      *updateGnbCellsParams
+       requestBody               map[string]interface{}
+       expectedStatusCode        int
+       expectedJsonResponse      string
+}
+
+func generateServedNrCells(cellIds ...string) []*entities.ServedNRCell {
+
+       servedNrCells := []*entities.ServedNRCell{}
+
+       for _, v := range cellIds {
+               servedNrCells = append(servedNrCells, &entities.ServedNRCell{ServedNrCellInformation: &entities.ServedNRCellInformation{
+                       CellId: v,
+                       ChoiceNrMode: &entities.ServedNRCellInformation_ChoiceNRMode{
+                               Fdd: &entities.ServedNRCellInformation_ChoiceNRMode_FddInfo{
+
+                               },
+                       },
+                       NrMode:      entities.Nr_FDD,
+                       NrPci:       5,
+                       ServedPlmns: []string{"whatever"},
+               }})
+       }
+
+       return servedNrCells
+}
+
+func buildNrNeighbourInformation(propToOmit string) map[string]interface{} {
+       ret := map[string]interface{}{
+               "nrCgi": "whatever",
+               "choiceNrMode": map[string]interface{}{
+                       "tdd": map[string]interface{}{},
+               },
+               "nrMode": 1,
+               "nrPci":  1,
        }
-       rnibWriterProvider := func() rNibWriter.RNibWriter {
-               return &mocks.RnibWriterMock{}
+
+       if len(propToOmit) != 0 {
+               delete(ret, propToOmit)
        }
 
-       assert.NotNil(t, NewNodebController(&logger.Logger{}, &services.RmrService{}, rnibReaderProvider, rnibWriterProvider))
+       return ret
 }
 
-func TestHandleHealthCheckRequest(t *testing.T) {
-       rc := NewNodebController(nil, nil, nil, nil)
-       writer := httptest.NewRecorder()
-       rc.HandleHealthCheckRequest(writer, nil)
-       assert.Equal(t, writer.Result().StatusCode, http.StatusOK)
+func buildServedNrCellInformation(propToOmit string) map[string]interface{} {
+       ret := map[string]interface{}{
+               "cellId": "whatever",
+               "choiceNrMode": map[string]interface{}{
+                       "fdd": map[string]interface{}{},
+               },
+               "nrMode": 1,
+               "nrPci":  1,
+               "servedPlmns": []interface{}{
+                       "whatever",
+               },
+       }
+
+       if len(propToOmit) != 0 {
+               delete(ret, propToOmit)
+       }
+
+       return ret
 }
 
-func getRmrService(rmrMessengerMock *mocks.RmrMessengerMock, log *logger.Logger) *services.RmrService {
-       rmrMessenger := rmrCgo.RmrMessenger(rmrMessengerMock)
-       messageChannel := make(chan *models.NotificationResponse)
-       rmrMessengerMock.On("Init", tests.GetPort(), tests.MaxMsgSize, tests.Flags, log).Return(&rmrMessenger)
-       return services.NewRmrService(services.NewRmrConfig(tests.Port, tests.MaxMsgSize, tests.Flags, log), rmrMessenger, make(sessions.E2Sessions), messageChannel)
+func setupControllerTest(t *testing.T) (*NodebController, *mocks.RnibReaderMock, *mocks.RnibWriterMock, *mocks.RmrMessengerMock, *mocks.E2TInstancesManagerMock) {
+       log := initLog(t)
+       config := configuration.ParseConfiguration()
+
+       rmrMessengerMock := &mocks.RmrMessengerMock{}
+       readerMock := &mocks.RnibReaderMock{}
+
+       writerMock := &mocks.RnibWriterMock{}
+
+       rnibDataService := services.NewRnibDataService(log, config, readerMock, writerMock)
+       rmrSender := getRmrSender(rmrMessengerMock, log)
+       ranSetupManager := managers.NewRanSetupManager(log, rmrSender, rnibDataService)
+       e2tInstancesManager := &mocks.E2TInstancesManagerMock{}
+       httpClientMock := &mocks.HttpClientMock{}
+       rmClient := clients.NewRoutingManagerClient(log, config, httpClientMock)
+       ranListManager := &mocks.RanListManagerMock{}
+       ranAlarmService := &mocks.RanAlarmServiceMock{}
+       ranConnectStatusChangeManager := managers.NewRanConnectStatusChangeManager(log, rnibDataService, ranListManager, ranAlarmService)
+
+       e2tAssociationManager := managers.NewE2TAssociationManager(log, rnibDataService, e2tInstancesManager, rmClient, ranConnectStatusChangeManager)
+       handlerProvider := httpmsghandlerprovider.NewIncomingRequestHandlerProvider(log, rmrSender, config, rnibDataService, ranSetupManager, e2tInstancesManager, e2tAssociationManager, rmClient)
+       controller := NewNodebController(log, handlerProvider)
+       return controller, readerMock, writerMock, rmrMessengerMock, e2tInstancesManager
 }
 
-func executeGetNodeb(logger *logger.Logger, writer *httptest.ResponseRecorder, rnibReaderProvider func() reader.RNibReader) {
-       req, _ := http.NewRequest("GET", "/nodeb", nil)
-       req = mux.SetURLVars(req, map[string]string{"ranName": "testNode"})
+func TestShutdownHandlerRnibError(t *testing.T) {
+       controller, _, _, _, e2tInstancesManagerMock := setupControllerTest(t)
+       e2tInstancesManagerMock.On("GetE2TAddresses").Return([]string{}, e2managererrors.NewRnibDbError())
 
-       NewNodebController(logger, nil, rnibReaderProvider, nil).GetNodeb(writer, req)
+       writer := httptest.NewRecorder()
+
+       controller.Shutdown(writer, tests.GetHttpRequest())
+
+       var errorResponse = parseJsonRequest(t, writer.Body)
+
+       assert.Equal(t, http.StatusInternalServerError, writer.Result().StatusCode)
+       assert.Equal(t, errorResponse.Code, e2managererrors.NewRnibDbError().Code)
 }
 
-func TestNodebController_GetNodeb_Success(t *testing.T) {
-       log, err := logger.InitLogger(logger.InfoLevel)
+func TestSetGeneralConfigurationHandlerRnibError(t *testing.T) {
+       controller, readerMock, _, _, _ := setupControllerTest(t)
 
-       if err != nil {
-               t.Errorf("#nodeb_controller_test.TestNodebController_GetNodeb_Success - failed to initialize logger, error: %s", err)
-       }
+       configuration := &entities.GeneralConfiguration{}
+       readerMock.On("GetGeneralConfiguration").Return(configuration, e2managererrors.NewRnibDbError())
 
        writer := httptest.NewRecorder()
 
-       rnibReaderMock := mocks.RnibReaderMock{}
+       httpRequest, _ := http.NewRequest("PUT", "https://localhost:3800/v1/nodeb/parameters", strings.NewReader("{\"enableRic\":false}"))
 
-       var rnibError error
-       rnibReaderMock.On("GetNodeb", "testNode").Return(&entities.NodebInfo{}, rnibError)
+       controller.SetGeneralConfiguration(writer, httpRequest)
+
+       var errorResponse = parseJsonRequest(t, writer.Body)
+
+       assert.Equal(t, http.StatusInternalServerError, writer.Result().StatusCode)
+       assert.Equal(t, e2managererrors.NewRnibDbError().Code, errorResponse.Code)
+}
+
+func TestSetGeneralConfigurationInvalidJson(t *testing.T) {
+       controller, _, _, _, _ := setupControllerTest(t)
+
+       writer := httptest.NewRecorder()
+
+       httpRequest, _ := http.NewRequest("PUT", "https://localhost:3800/v1/nodeb/parameters", strings.NewReader("{\"enableRic\":false, \"someValue\":false}"))
+
+       controller.SetGeneralConfiguration(writer, httpRequest)
+
+       var errorResponse = parseJsonRequest(t, writer.Body)
+
+       assert.Equal(t, http.StatusBadRequest, writer.Result().StatusCode)
+       assert.Equal(t, e2managererrors.NewInvalidJsonError().Code, errorResponse.Code)
+}
+
+func controllerGetNodebTestExecuter(t *testing.T, context *controllerGetNodebTestContext) {
+       controller, readerMock, _, _, _ := setupControllerTest(t)
+       writer := httptest.NewRecorder()
+       readerMock.On("GetNodeb", context.ranName).Return(context.nodebInfo, context.rnibError)
+       req, _ := http.NewRequest(http.MethodGet, "/nodeb", nil)
+       req = mux.SetURLVars(req, map[string]string{"ranName": context.ranName})
+       controller.GetNodeb(writer, req)
+       assert.Equal(t, context.expectedStatusCode, writer.Result().StatusCode)
+       bodyBytes, _ := ioutil.ReadAll(writer.Body)
+       assert.Equal(t, context.expectedJsonResponse, string(bodyBytes))
+}
+
+func controllerGetNodebIdListTestExecuter(t *testing.T, context *controllerGetNodebIdListTestContext) {
+       controller, readerMock, _, _, _ := setupControllerTest(t)
+       writer := httptest.NewRecorder()
+       readerMock.On("GetListNodebIds").Return(context.nodebIdList, context.rnibError)
+       req, _ := http.NewRequest(http.MethodGet, "/nodeb/ids", nil)
+       controller.GetNodebIdList(writer, req)
+       assert.Equal(t, context.expectedStatusCode, writer.Result().StatusCode)
+       bodyBytes, _ := ioutil.ReadAll(writer.Body)
+       assert.Equal(t, context.expectedJsonResponse, string(bodyBytes))
+}
 
-       rnibReaderProvider := func() reader.RNibReader {
-               return &rnibReaderMock
+func activateControllerUpdateGnbMocks(context *controllerUpdateGnbTestContext, readerMock *mocks.RnibReaderMock, writerMock *mocks.RnibWriterMock) {
+       if context.getNodebInfoResult != nil {
+               readerMock.On("GetNodeb", RanName).Return(context.getNodebInfoResult.nodebInfo, context.getNodebInfoResult.rnibError)
        }
 
-       executeGetNodeb(log, writer, rnibReaderProvider)
+       if context.removeServedNrCellsParams != nil {
+               writerMock.On("RemoveServedNrCells", RanName, context.removeServedNrCellsParams.servedNrCells).Return(context.removeServedNrCellsParams.err)
+       }
 
-       assert.Equal(t, writer.Result().StatusCode, http.StatusOK)
+       if context.updateGnbCellsParams != nil {
+               updatedNodebInfo := *context.getNodebInfoResult.nodebInfo
+               gnb := entities.Gnb{}
+               _ = jsonpb.Unmarshal(getJsonRequestAsBuffer(context.requestBody), &gnb)
+               updatedGnb := *updatedNodebInfo.GetGnb()
+               updatedGnb.ServedNrCells = gnb.ServedNrCells
+               writerMock.On("UpdateGnbCells", &updatedNodebInfo, gnb.ServedNrCells).Return(context.updateGnbCellsParams.err)
+       }
 }
 
-func TestNodebController_GetNodeb_NotFound(t *testing.T) {
-       log, err := logger.InitLogger(logger.InfoLevel)
+func assertControllerUpdateGnb(t *testing.T, context *controllerUpdateGnbTestContext, writer *httptest.ResponseRecorder, readerMock *mocks.RnibReaderMock, writerMock *mocks.RnibWriterMock) {
+       assert.Equal(t, context.expectedStatusCode, writer.Result().StatusCode)
+       bodyBytes, _ := ioutil.ReadAll(writer.Body)
+       assert.Equal(t, context.expectedJsonResponse, string(bodyBytes))
+       readerMock.AssertExpectations(t)
+       writerMock.AssertExpectations(t)
 
-       if err != nil {
-               t.Errorf("#nodeb_controller_test.TestNodebController_GetNodeb_NotFound - failed to initialize logger, error: %s", err)
+       if context.getNodebInfoResult != nil {
+               readerMock.AssertNotCalled(t, "GetNodeb")
+       }
+
+       if context.updateGnbCellsParams != nil {
+               writerMock.AssertNotCalled(t, "UpdateGnb")
        }
 
+       if context.removeServedNrCellsParams != nil {
+               writerMock.AssertNotCalled(t, "RemoveServedNrCells")
+       }
+}
+
+func buildUpdateGnbRequest(context *controllerUpdateGnbTestContext) *http.Request {
+       updateGnbUrl := fmt.Sprintf("/nodeb/%s/update", RanName)
+       requestBody := getJsonRequestAsBuffer(context.requestBody)
+       req, _ := http.NewRequest(http.MethodGet, updateGnbUrl, requestBody)
+       req.Header.Set("Content-Type", "application/json")
+       req = mux.SetURLVars(req, map[string]string{"ranName": RanName})
+       return req
+}
+
+func controllerUpdateGnbTestExecuter(t *testing.T, context *controllerUpdateGnbTestContext) {
+       controller, readerMock, writerMock, _, _ := setupControllerTest(t)
        writer := httptest.NewRecorder()
 
-       rnibReaderMock := mocks.RnibReaderMock{}
-       rnibError := common.NewResourceNotFoundErrorf("#reader.GetNodeb - responding node %s not found", "testNode")
-       var nodebInfo *entities.NodebInfo
-       rnibReaderMock.On("GetNodeb", "testNode").Return(nodebInfo, rnibError)
+       activateControllerUpdateGnbMocks(context, readerMock, writerMock)
+       req := buildUpdateGnbRequest(context)
+       controller.UpdateGnb(writer, req)
+       assertControllerUpdateGnb(t, context, writer, readerMock, writerMock)
+}
 
-       rnibReaderProvider := func() reader.RNibReader {
-               return &rnibReaderMock
+func TestControllerUpdateGnbEmptyServedNrCells(t *testing.T) {
+       context := controllerUpdateGnbTestContext{
+               getNodebInfoResult: nil,
+               requestBody: map[string]interface{}{
+                       "servedNrCells": []interface{}{
+                       },
+               },
+               expectedStatusCode:   http.StatusBadRequest,
+               expectedJsonResponse: ValidationFailureJson,
        }
 
-       executeGetNodeb(log, writer, rnibReaderProvider)
-       assert.Equal(t, writer.Result().StatusCode, http.StatusNotFound)
+       controllerUpdateGnbTestExecuter(t, &context)
 }
 
-func TestNodebController_GetNodeb_InternalError(t *testing.T) {
-       log, err := logger.InitLogger(logger.InfoLevel)
+func TestControllerUpdateGnbMissingServedNrCellInformation(t *testing.T) {
+       context := controllerUpdateGnbTestContext{
+               getNodebInfoResult: nil,
+               requestBody: map[string]interface{}{
+                       "servedNrCells": []interface{}{
+                               map[string]interface{}{
+                                       "servedNrCellInformation": nil,
+                               },
+                       },
+               },
+               expectedStatusCode:   http.StatusBadRequest,
+               expectedJsonResponse: ValidationFailureJson,
+       }
 
-       if err != nil {
-               t.Errorf("#nodeb_controller_test.TestNodebController_GetNodeb_InternalError - failed to initialize logger, error: %s", err)
+       controllerUpdateGnbTestExecuter(t, &context)
+}
+
+func TestControllerUpdateGnbMissingServedNrCellRequiredProp(t *testing.T) {
+
+       for _, v := range ServedNrCellInformationRequiredFields {
+               context := controllerUpdateGnbTestContext{
+                       getNodebInfoResult: nil,
+                       requestBody: map[string]interface{}{
+                               "servedNrCells": []interface{}{
+                                       map[string]interface{}{
+                                               "servedNrCellInformation": buildServedNrCellInformation(v),
+                                       },
+                               },
+                       },
+                       expectedStatusCode:   http.StatusBadRequest,
+                       expectedJsonResponse: ValidationFailureJson,
+               }
+
+               controllerUpdateGnbTestExecuter(t, &context)
        }
+}
 
-       writer := httptest.NewRecorder()
+func TestControllerUpdateGnbMissingServedNrCellFddOrTdd(t *testing.T) {
+
+       servedNrCellInformation := buildServedNrCellInformation("")
+       servedNrCellInformation["choiceNrMode"] = map[string]interface{}{}
+
+       context := controllerUpdateGnbTestContext{
+               getNodebInfoResult: nil,
+               requestBody: map[string]interface{}{
+                       "servedNrCells": []interface{}{
+                               map[string]interface{}{
+                                       "servedNrCellInformation": servedNrCellInformation,
+                               },
+                       },
+               },
+               expectedStatusCode:   http.StatusBadRequest,
+               expectedJsonResponse: ValidationFailureJson,
+       }
 
-       rnibReaderMock := mocks.RnibReaderMock{}
+       controllerUpdateGnbTestExecuter(t, &context)
+}
 
-       rnibError := common.NewInternalError(errors.New("#reader.GetNodeb - Internal Error"))
-       var nodebInfo *entities.NodebInfo
-       rnibReaderMock.On("GetNodeb", "testNode").Return(nodebInfo, rnibError)
+func TestControllerUpdateGnbMissingNeighbourInfoFddOrTdd(t *testing.T) {
+
+       nrNeighbourInfo := buildNrNeighbourInformation("")
+       nrNeighbourInfo["choiceNrMode"] = map[string]interface{}{}
+
+       context := controllerUpdateGnbTestContext{
+               getNodebInfoResult: nil,
+               requestBody: map[string]interface{}{
+                       "servedNrCells": []interface{}{
+                               map[string]interface{}{
+                                       "servedNrCellInformation": buildServedNrCellInformation(""),
+                                       "nrNeighbourInfos": []interface{}{
+                                               nrNeighbourInfo,
+                                       },
+                               },
+                       },
+               },
+               expectedStatusCode:   http.StatusBadRequest,
+               expectedJsonResponse: ValidationFailureJson,
+       }
+
+       controllerUpdateGnbTestExecuter(t, &context)
+}
 
-       rnibReaderProvider := func() reader.RNibReader {
-               return &rnibReaderMock
+func TestControllerUpdateGnbMissingNrNeighbourInformationRequiredProp(t *testing.T) {
+
+       for _, v := range NrNeighbourInformationRequiredFields {
+               context := controllerUpdateGnbTestContext{
+                       getNodebInfoResult: nil,
+                       requestBody: map[string]interface{}{
+                               "servedNrCells": []interface{}{
+                                       map[string]interface{}{
+                                               "servedNrCellInformation": buildServedNrCellInformation(""),
+                                               "nrNeighbourInfos": []interface{}{
+                                                       buildNrNeighbourInformation(v),
+                                               },
+                                       },
+                               },
+                       },
+                       expectedStatusCode:   http.StatusBadRequest,
+                       expectedJsonResponse: ValidationFailureJson,
+               }
+
+               controllerUpdateGnbTestExecuter(t, &context)
+       }
+}
+
+func TestControllerUpdateGnbValidServedNrCellInformationGetNodebNotFound(t *testing.T) {
+       context := controllerUpdateGnbTestContext{
+               getNodebInfoResult: &getNodebInfoResult{
+                       nodebInfo: nil,
+                       rnibError: common.NewResourceNotFoundError("#reader.GetNodeb - Not found Error"),
+               },
+               requestBody: map[string]interface{}{
+                       "servedNrCells": []interface{}{
+                               map[string]interface{}{
+                                       "servedNrCellInformation": buildServedNrCellInformation(""),
+                               },
+                       },
+               },
+               expectedStatusCode:   http.StatusNotFound,
+               expectedJsonResponse: ResourceNotFoundJson,
        }
 
-       executeGetNodeb(log, writer, rnibReaderProvider)
-       assert.Equal(t, writer.Result().StatusCode, http.StatusInternalServerError)
+       controllerUpdateGnbTestExecuter(t, &context)
 }
 
-func executeGetNodebIdList(logger *logger.Logger, writer *httptest.ResponseRecorder, rnibReaderProvider func() reader.RNibReader) {
-       req, _ := http.NewRequest("GET", "/nodeb-ids", nil)
-       NewNodebController(logger, nil, rnibReaderProvider, nil ).GetNodebIdList(writer,req)
+func TestControllerUpdateGnbValidServedNrCellInformationGetNodebInternalError(t *testing.T) {
+       context := controllerUpdateGnbTestContext{
+               getNodebInfoResult: &getNodebInfoResult{
+                       nodebInfo: nil,
+                       rnibError: common.NewInternalError(errors.New("#reader.GetNodeb - Internal Error")),
+               },
+               requestBody: map[string]interface{}{
+                       "servedNrCells": []interface{}{
+                               map[string]interface{}{
+                                       "servedNrCellInformation": buildServedNrCellInformation(""),
+                               },
+                       },
+               },
+               expectedStatusCode:   http.StatusInternalServerError,
+               expectedJsonResponse: RnibErrorJson,
+       }
+
+       controllerUpdateGnbTestExecuter(t, &context)
 }
 
-func TestNodebController_GetNodebIdList_Success(t *testing.T) {
-       logger, err := logger.InitLogger(logger.InfoLevel)
+func TestControllerUpdateGnbGetNodebSuccessInvalidGnbConfiguration(t *testing.T) {
+       context := controllerUpdateGnbTestContext{
+               getNodebInfoResult: &getNodebInfoResult{
+                       nodebInfo: &entities.NodebInfo{
+                               RanName:                      RanName,
+                               ConnectionStatus:             entities.ConnectionStatus_CONNECTED,
+                               AssociatedE2TInstanceAddress: AssociatedE2TInstanceAddress,
+                       },
+                       rnibError: nil,
+               },
+               requestBody: map[string]interface{}{
+                       "servedNrCells": []interface{}{
+                               map[string]interface{}{
+                                       "servedNrCellInformation": buildServedNrCellInformation(""),
+                                       "nrNeighbourInfos": []interface{}{
+                                               buildNrNeighbourInformation(""),
+                                       },
+                               },
+                       },
+               },
+               expectedStatusCode:   http.StatusInternalServerError,
+               expectedJsonResponse: InternalErrorJson,
+       }
 
-       if err != nil {
-               t.Errorf("#nodeb_controller_test.TestNodebController_GetNodebIdList_Success - failed to initialize logger, error: %s", err)
+       controllerUpdateGnbTestExecuter(t, &context)
+}
+
+func TestControllerUpdateGnbGetNodebSuccessRemoveServedNrCellsFailure(t *testing.T) {
+       oldServedNrCells := generateServedNrCells("whatever1", "whatever2")
+       context := controllerUpdateGnbTestContext{
+               removeServedNrCellsParams: &removeServedNrCellsParams{
+                       err:           common.NewInternalError(errors.New("#writer.UpdateGnbCells - Internal Error")),
+                       servedNrCells: oldServedNrCells,
+               },
+               getNodebInfoResult: &getNodebInfoResult{
+                       nodebInfo: &entities.NodebInfo{
+                               RanName:                      RanName,
+                               ConnectionStatus:             entities.ConnectionStatus_CONNECTED,
+                               AssociatedE2TInstanceAddress: AssociatedE2TInstanceAddress,
+                               Configuration:                &entities.NodebInfo_Gnb{Gnb: &entities.Gnb{ServedNrCells: oldServedNrCells}},
+                       },
+                       rnibError: nil,
+               },
+               requestBody: map[string]interface{}{
+                       "servedNrCells": []interface{}{
+                               map[string]interface{}{
+                                       "servedNrCellInformation": buildServedNrCellInformation(""),
+                                       "nrNeighbourInfos": []interface{}{
+                                               buildNrNeighbourInformation(""),
+                                       },
+                               },
+                       },
+               },
+               expectedStatusCode:   http.StatusInternalServerError,
+               expectedJsonResponse: RnibErrorJson,
        }
 
-       writer := httptest.NewRecorder()
+       controllerUpdateGnbTestExecuter(t, &context)
+}
 
-       rnibReaderMock := mocks.RnibReaderMock{}
-       var rnibError error
+func TestControllerUpdateGnbGetNodebSuccessUpdateGnbCellsFailure(t *testing.T) {
+       oldServedNrCells := generateServedNrCells("whatever1", "whatever2")
+       context := controllerUpdateGnbTestContext{
+               removeServedNrCellsParams: &removeServedNrCellsParams{
+                       err:           nil,
+                       servedNrCells: oldServedNrCells,
+               },
+               updateGnbCellsParams: &updateGnbCellsParams{
+                       err: common.NewInternalError(errors.New("#writer.UpdateGnbCells - Internal Error")),
+               },
+               getNodebInfoResult: &getNodebInfoResult{
+                       nodebInfo: &entities.NodebInfo{
+                               RanName:                      RanName,
+                               ConnectionStatus:             entities.ConnectionStatus_CONNECTED,
+                               AssociatedE2TInstanceAddress: AssociatedE2TInstanceAddress,
+                               Configuration:                &entities.NodebInfo_Gnb{Gnb: &entities.Gnb{ServedNrCells: oldServedNrCells}},
+                       },
+                       rnibError: nil,
+               },
+               requestBody: map[string]interface{}{
+                       "servedNrCells": []interface{}{
+                               map[string]interface{}{
+                                       "servedNrCellInformation": buildServedNrCellInformation(""),
+                                       "nrNeighbourInfos": []interface{}{
+                                               buildNrNeighbourInformation(""),
+                                       },
+                               },
+                       },
+               },
+               expectedStatusCode:   http.StatusInternalServerError,
+               expectedJsonResponse: RnibErrorJson,
+       }
+
+       controllerUpdateGnbTestExecuter(t, &context)
+}
+
+func TestControllerUpdateGnbSuccess(t *testing.T) {
+       context := controllerUpdateGnbTestContext{
+               updateGnbCellsParams: &updateGnbCellsParams{
+                       err: nil,
+               },
+               getNodebInfoResult: &getNodebInfoResult{
+                       nodebInfo: &entities.NodebInfo{
+                               RanName:                      RanName,
+                               ConnectionStatus:             entities.ConnectionStatus_CONNECTED,
+                               AssociatedE2TInstanceAddress: AssociatedE2TInstanceAddress,
+                               Configuration:                &entities.NodebInfo_Gnb{Gnb: &entities.Gnb{}},
+                       },
+                       rnibError: nil,
+               },
+               requestBody: map[string]interface{}{
+                       "servedNrCells": []interface{}{
+                               map[string]interface{}{
+                                       "servedNrCellInformation": buildServedNrCellInformation(""),
+                                       "nrNeighbourInfos": []interface{}{
+                                               buildNrNeighbourInformation(""),
+                                       },
+                               },
+                       },
+               },
+               expectedStatusCode:   http.StatusOK,
+               expectedJsonResponse: "{\"ranName\":\"test\",\"connectionStatus\":\"CONNECTED\",\"gnb\":{\"servedNrCells\":[{\"servedNrCellInformation\":{\"nrPci\":1,\"cellId\":\"whatever\",\"servedPlmns\":[\"whatever\"],\"nrMode\":\"FDD\",\"choiceNrMode\":{\"fdd\":{}}},\"nrNeighbourInfos\":[{\"nrPci\":1,\"nrCgi\":\"whatever\",\"nrMode\":\"FDD\",\"choiceNrMode\":{\"tdd\":{}}}]}]},\"associatedE2tInstanceAddress\":\"10.0.2.15:38000\"}",
+       }
+
+       controllerUpdateGnbTestExecuter(t, &context)
+}
+
+func getJsonRequestAsBuffer(requestJson map[string]interface{}) *bytes.Buffer {
+       b := new(bytes.Buffer)
+       _ = json.NewEncoder(b).Encode(requestJson)
+       return b
+}
 
-       nbList := []*entities.NbIdentity{
-               {InventoryName:"test1", GlobalNbId: &entities.GlobalNbId{PlmnId:"plmnId1",NbId: "nbId1"}},
-               {InventoryName:"test2", GlobalNbId: &entities.GlobalNbId{PlmnId:"plmnId2",NbId: "nbId2"}},
-               {InventoryName:"test3", GlobalNbId: &entities.GlobalNbId{PlmnId:"",NbId: ""}},
+func TestControllerGetNodebSuccess(t *testing.T) {
+       ranName := "test"
+       var rnibError error
+       context := controllerGetNodebTestContext{
+               ranName:              ranName,
+               nodebInfo:            &entities.NodebInfo{RanName: ranName, Ip: "10.0.2.15", Port: 1234},
+               rnibError:            rnibError,
+               expectedStatusCode:   http.StatusOK,
+               expectedJsonResponse: fmt.Sprintf("{\"ranName\":\"%s\",\"ip\":\"10.0.2.15\",\"port\":1234}", ranName),
        }
-       rnibReaderMock.On("GetListNodebIds").Return(nbList, rnibError)
 
-       rnibReaderProvider := func() reader.RNibReader {
-               return &rnibReaderMock
+       controllerGetNodebTestExecuter(t, &context)
+}
+
+func TestControllerGetNodebNotFound(t *testing.T) {
+
+       ranName := "test"
+       var nodebInfo *entities.NodebInfo
+       context := controllerGetNodebTestContext{
+               ranName:              ranName,
+               nodebInfo:            nodebInfo,
+               rnibError:            common.NewResourceNotFoundError("#reader.GetNodeb - Not found Error"),
+               expectedStatusCode:   http.StatusNotFound,
+               expectedJsonResponse: ResourceNotFoundJson,
        }
 
-       executeGetNodebIdList(logger, writer, rnibReaderProvider)
-       assert.Equal(t, writer.Result().StatusCode, http.StatusOK)
-       bodyBytes, err := ioutil.ReadAll(writer.Body)
-       assert.Equal(t, "[{\"inventoryName\":\"test1\",\"globalNbId\":{\"plmnId\":\"plmnId1\",\"nbId\":\"nbId1\"}},{\"inventoryName\":\"test2\",\"globalNbId\":{\"plmnId\":\"plmnId2\",\"nbId\":\"nbId2\"}},{\"inventoryName\":\"test3\",\"globalNbId\":{}}]",string(bodyBytes) )
+       controllerGetNodebTestExecuter(t, &context)
 }
 
-func TestNodebController_GetNodebIdList_EmptyList(t *testing.T) {
-       log, err := logger.InitLogger(logger.InfoLevel)
+func TestControllerGetNodebInternal(t *testing.T) {
+       ranName := "test"
+       var nodebInfo *entities.NodebInfo
+       context := controllerGetNodebTestContext{
+               ranName:              ranName,
+               nodebInfo:            nodebInfo,
+               rnibError:            common.NewInternalError(errors.New("#reader.GetNodeb - Internal Error")),
+               expectedStatusCode:   http.StatusInternalServerError,
+               expectedJsonResponse: RnibErrorJson,
+       }
 
-       if err != nil {
-               t.Errorf("#nodeb_controller_test.TestNodebController_GetNodebIdList_EmptyList - failed to initialize logger, error: %s", err)
+       controllerGetNodebTestExecuter(t, &context)
+}
+
+func TestControllerGetNodebIdListSuccess(t *testing.T) {
+       var rnibError error
+       nodebIdList := []*entities.NbIdentity{
+               {InventoryName: "test1", GlobalNbId: &entities.GlobalNbId{PlmnId: "plmnId1", NbId: "nbId1"}},
+               {InventoryName: "test2", GlobalNbId: &entities.GlobalNbId{PlmnId: "plmnId2", NbId: "nbId2"}},
        }
 
-       writer := httptest.NewRecorder()
+       context := controllerGetNodebIdListTestContext{
+               nodebIdList:          nodebIdList,
+               rnibError:            rnibError,
+               expectedStatusCode:   http.StatusOK,
+               expectedJsonResponse: "[{\"inventoryName\":\"test1\",\"globalNbId\":{\"plmnId\":\"plmnId1\",\"nbId\":\"nbId1\"}},{\"inventoryName\":\"test2\",\"globalNbId\":{\"plmnId\":\"plmnId2\",\"nbId\":\"nbId2\"}}]",
+       }
 
-       rnibReaderMock := mocks.RnibReaderMock{}
+       controllerGetNodebIdListTestExecuter(t, &context)
+}
 
+func TestControllerGetNodebIdListEmptySuccess(t *testing.T) {
        var rnibError error
-       nbList := []*entities.NbIdentity{}
-       rnibReaderMock.On("GetListNodebIds").Return(nbList, rnibError)
+       nodebIdList := []*entities.NbIdentity{}
 
+       context := controllerGetNodebIdListTestContext{
+               nodebIdList:          nodebIdList,
+               rnibError:            rnibError,
+               expectedStatusCode:   http.StatusOK,
+               expectedJsonResponse: "[]",
+       }
 
-       rnibReaderProvider := func() reader.RNibReader {
-               return &rnibReaderMock
+       controllerGetNodebIdListTestExecuter(t, &context)
+}
+
+func TestControllerGetNodebIdListInternal(t *testing.T) {
+       var nodebIdList []*entities.NbIdentity
+       context := controllerGetNodebIdListTestContext{
+               nodebIdList:          nodebIdList,
+               rnibError:            common.NewInternalError(errors.New("#reader.GetNodeb - Internal Error")),
+               expectedStatusCode:   http.StatusInternalServerError,
+               expectedJsonResponse: RnibErrorJson,
        }
 
-       executeGetNodebIdList(log, writer, rnibReaderProvider)
+       controllerGetNodebIdListTestExecuter(t, &context)
+}
+
+func TestHeaderValidationFailed(t *testing.T) {
+       controller, _, _, _, _ := setupControllerTest(t)
+
+       writer := httptest.NewRecorder()
+
+       header := &http.Header{}
+
+       controller.handleRequest(writer, header, httpmsghandlerprovider.ShutdownRequest, nil, true)
+
+       var errorResponse = parseJsonRequest(t, writer.Body)
+       err := e2managererrors.NewHeaderValidationError()
+
+       assert.Equal(t, http.StatusUnsupportedMediaType, writer.Result().StatusCode)
+       assert.Equal(t, errorResponse.Code, err.Code)
+       assert.Equal(t, errorResponse.Message, err.Message)
+}
+
+func TestShutdownStatusNoContent(t *testing.T) {
+       controller, readerMock, _, _, e2tInstancesManagerMock := setupControllerTest(t)
+       e2tInstancesManagerMock.On("GetE2TAddresses").Return([]string{}, nil)
+       readerMock.On("GetListNodebIds").Return([]*entities.NbIdentity{}, nil)
+
+       writer := httptest.NewRecorder()
+       controller.Shutdown(writer, tests.GetHttpRequest())
+
+       assert.Equal(t, http.StatusNoContent, writer.Result().StatusCode)
+}
+
+func TestHandleInternalError(t *testing.T) {
+       controller, _, _, _, _ := setupControllerTest(t)
+
+       writer := httptest.NewRecorder()
+       err := e2managererrors.NewInternalError()
+
+       controller.handleErrorResponse(err, writer)
+       var errorResponse = parseJsonRequest(t, writer.Body)
+
+       assert.Equal(t, http.StatusInternalServerError, writer.Result().StatusCode)
+       assert.Equal(t, errorResponse.Code, err.Code)
+       assert.Equal(t, errorResponse.Message, err.Message)
+}
+
+func TestHandleCommandAlreadyInProgressError(t *testing.T) {
+       controller, _, _, _, _ := setupControllerTest(t)
+       writer := httptest.NewRecorder()
+       err := e2managererrors.NewCommandAlreadyInProgressError()
+
+       controller.handleErrorResponse(err, writer)
+       var errorResponse = parseJsonRequest(t, writer.Body)
+
+       assert.Equal(t, http.StatusMethodNotAllowed, writer.Result().StatusCode)
+       assert.Equal(t, errorResponse.Code, err.Code)
+       assert.Equal(t, errorResponse.Message, err.Message)
+}
+
+func TestHandleRoutingManagerError(t *testing.T) {
+       controller, _, _, _, _ := setupControllerTest(t)
+       writer := httptest.NewRecorder()
+       err := e2managererrors.NewRoutingManagerError()
+
+       controller.handleErrorResponse(err, writer)
+       var errorResponse = parseJsonRequest(t, writer.Body)
+
+       assert.Equal(t, http.StatusServiceUnavailable, writer.Result().StatusCode)
+       assert.Equal(t, errorResponse.Code, err.Code)
+       assert.Equal(t, errorResponse.Message, err.Message)
+}
+
+func TestHandleE2TInstanceAbsenceError(t *testing.T) {
+       controller, _, _, _, _ := setupControllerTest(t)
+
+       writer := httptest.NewRecorder()
+       err := e2managererrors.NewE2TInstanceAbsenceError()
+
+       controller.handleErrorResponse(err, writer)
+       var errorResponse = parseJsonRequest(t, writer.Body)
 
-       assert.Equal(t, writer.Result().StatusCode, http.StatusOK)
-       bodyBytes, err := ioutil.ReadAll(writer.Body)
-       assert.Equal(t, "[]", string(bodyBytes))
+       assert.Equal(t, http.StatusServiceUnavailable, writer.Result().StatusCode)
+       assert.Equal(t, errorResponse.Code, err.Code)
+       assert.Equal(t, errorResponse.Message, err.Message)
 }
 
-func TestNodebController_GetNodebIdList_InternalError(t *testing.T) {
-       logger, err := logger.InitLogger(logger.InfoLevel)
+func TestValidateHeaders(t *testing.T) {
+       controller, _, _, _, _ := setupControllerTest(t)
+
+       header := http.Header{}
+       header.Set("Content-Type", "application/json")
+       result := controller.validateRequestHeader(&header)
+
+       assert.Nil(t, result)
+}
+
+func parseJsonRequest(t *testing.T, r io.Reader) models.ErrorResponse {
+
+       var errorResponse models.ErrorResponse
+       body, err := ioutil.ReadAll(r)
+       if err != nil {
+               t.Errorf("Error cannot deserialize json request")
+       }
+       _ = json.Unmarshal(body, &errorResponse)
+
+       return errorResponse
+}
 
+func initLog(t *testing.T) *logger.Logger {
+       log, err := logger.InitLogger(logger.InfoLevel)
        if err != nil {
-               t.Errorf("#nodeb_controller_test.TestNodebController_GetNodebIdList_InternalError - failed to initialize logger, error: %s", err)
+               t.Errorf("#delete_all_request_handler_test.TestHandleSuccessFlow - failed to initialize logger, error: %s", err)
        }
+       return log
+}
+
+func TestX2ResetHandleSuccessfulRequestedCause(t *testing.T) {
+       controller, readerMock, _, rmrMessengerMock, _ := setupControllerTest(t)
+
+       ranName := "test1"
+       payload := []byte{0x00, 0x07, 0x00, 0x08, 0x00, 0x00, 0x01, 0x00, 0x05, 0x40, 0x01, 0x40}
+       var xAction []byte
+       var msgSrc unsafe.Pointer
+       msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_RESET, len(payload), ranName, &payload, &xAction, msgSrc)
+       rmrMessengerMock.On("SendMsg", msg, mock.Anything).Return(msg, nil)
 
        writer := httptest.NewRecorder()
 
-       rnibReaderMock := mocks.RnibReaderMock{}
+       var nodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED}
+       readerMock.On("GetNodeb", ranName).Return(nodeb, nil)
 
-       rnibError := common.NewInternalError(errors.New("#reader.GetEnbIdList - Internal Error"))
-       var nbList []*entities.NbIdentity
-       rnibReaderMock.On("GetListNodebIds").Return(nbList, rnibError)
+       data4Req := map[string]interface{}{"cause": "protocol:transfer-syntax-error"}
+       b := new(bytes.Buffer)
+       _ = json.NewEncoder(b).Encode(data4Req)
+       req, _ := http.NewRequest("PUT", "https://localhost:3800/nodeb-reset", b)
+       req = mux.SetURLVars(req, map[string]string{"ranName": ranName})
 
-       rnibReaderProvider := func() reader.RNibReader {
-               return &rnibReaderMock
-       }
+       controller.X2Reset(writer, req)
+       assert.Equal(t, http.StatusNoContent, writer.Result().StatusCode)
+
+}
+
+func TestX2ResetHandleSuccessfulRequestedDefault(t *testing.T) {
+       controller, readerMock, _, rmrMessengerMock, _ := setupControllerTest(t)
+
+       ranName := "test1"
+       // o&m intervention
+       payload := []byte{0x00, 0x07, 0x00, 0x08, 0x00, 0x00, 0x01, 0x00, 0x05, 0x40, 0x01, 0x64}
+       var xAction []byte
+       var msgSrc unsafe.Pointer
+       msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_RESET, len(payload), ranName, &payload, &xAction, msgSrc)
+       rmrMessengerMock.On("SendMsg", msg, true).Return(msg, nil)
+
+       writer := httptest.NewRecorder()
+
+       var nodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED}
+       readerMock.On("GetNodeb", ranName).Return(nodeb, nil)
+
+       // no body
+       b := new(bytes.Buffer)
+       req, _ := http.NewRequest("PUT", "https://localhost:3800/nodeb-reset", b)
+       req = mux.SetURLVars(req, map[string]string{"ranName": ranName})
 
-       executeGetNodebIdList(logger, writer, rnibReaderProvider)
-       assert.Equal(t, writer.Result().StatusCode, http.StatusInternalServerError)
-}
\ No newline at end of file
+       controller.X2Reset(writer, req)
+       assert.Equal(t, http.StatusNoContent, writer.Result().StatusCode)
+
+}
+
+func TestX2ResetHandleFailureInvalidBody(t *testing.T) {
+       controller, _, _, _, _ := setupControllerTest(t)
+
+       ranName := "test1"
+
+       writer := httptest.NewRecorder()
+
+       // Invalid json: attribute name without quotes (should be "cause":).
+       b := strings.NewReader("{cause:\"protocol:transfer-syntax-error\"")
+       req, _ := http.NewRequest("PUT", "https://localhost:3800/nodeb-reset", b)
+       req = mux.SetURLVars(req, map[string]string{"ranName": ranName})
+
+       controller.X2Reset(writer, req)
+       assert.Equal(t, http.StatusBadRequest, writer.Result().StatusCode)
+
+}
+
+func TestHandleErrorResponse(t *testing.T) {
+       controller, _, _, _, _ := setupControllerTest(t)
+
+       writer := httptest.NewRecorder()
+       controller.handleErrorResponse(e2managererrors.NewRnibDbError(), writer)
+       assert.Equal(t, http.StatusInternalServerError, writer.Result().StatusCode)
+
+       writer = httptest.NewRecorder()
+       controller.handleErrorResponse(e2managererrors.NewCommandAlreadyInProgressError(), writer)
+       assert.Equal(t, http.StatusMethodNotAllowed, writer.Result().StatusCode)
+
+       writer = httptest.NewRecorder()
+       controller.handleErrorResponse(e2managererrors.NewHeaderValidationError(), writer)
+       assert.Equal(t, http.StatusUnsupportedMediaType, writer.Result().StatusCode)
+
+       writer = httptest.NewRecorder()
+       controller.handleErrorResponse(e2managererrors.NewWrongStateError("", ""), writer)
+       assert.Equal(t, http.StatusBadRequest, writer.Result().StatusCode)
+
+       writer = httptest.NewRecorder()
+       controller.handleErrorResponse(e2managererrors.NewRequestValidationError(), writer)
+       assert.Equal(t, http.StatusBadRequest, writer.Result().StatusCode)
+
+       writer = httptest.NewRecorder()
+       controller.handleErrorResponse(e2managererrors.NewRmrError(), writer)
+       assert.Equal(t, http.StatusInternalServerError, writer.Result().StatusCode)
+
+       writer = httptest.NewRecorder()
+       controller.handleErrorResponse(e2managererrors.NewResourceNotFoundError(), writer)
+       assert.Equal(t, http.StatusNotFound, writer.Result().StatusCode)
+
+       writer = httptest.NewRecorder()
+       controller.handleErrorResponse(fmt.Errorf("ErrorError"), writer)
+       assert.Equal(t, http.StatusInternalServerError, writer.Result().StatusCode)
+}
+
+func getRmrSender(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)
+}