E2Manager/handlers/httpmsghandlers/setup_request_handler_test.go

   1 //
   2 // Copyright 2019 AT&T Intellectual Property
   3 // Copyright 2019 Nokia
   4 //
   5 // Licensed under the Apache License, Version 2.0 (the "License");
   6 // you may not use this file except in compliance with the License.
   7 // You may obtain a copy of the License at
   8 //
   9 //      http://www.apache.org/licenses/LICENSE-2.0
  10 //
  11 // Unless required by applicable law or agreed to in writing, software
  12 // distributed under the License is distributed on an "AS IS" BASIS,
  13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 // See the License for the specific language governing permissions and
  15 // limitations under the License.
  16
  17 //  This source code is part of the near-RT RIC (RAN Intelligent Controller)
  18 //  platform project (RICP).
  19
  20 package httpmsghandlers
  21
  22 import (
  23         "bytes"
  24         "e2mgr/clients"
  25         "e2mgr/configuration"
  26         "e2mgr/e2managererrors"
  27         "e2mgr/e2pdus"
  28         "e2mgr/managers"
  29         "e2mgr/mocks"
  30         "e2mgr/models"
  31         "e2mgr/rmrCgo"
  32         "e2mgr/services"
  33         "encoding/json"
  34         "fmt"
  35         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/common"
  36         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
  37         "github.com/stretchr/testify/assert"
  38         "github.com/stretchr/testify/mock"
  39         "io/ioutil"
  40         "net/http"
  41         "testing"
  42 )
  43
  44 const E2TAddress = "10.0.2.15:8989"
  45 const RanName = "test"
  46 const BaseRMUrl = "http://10.10.2.15:12020/routingmanager"
  47
  48 func initSetupRequestTest(t *testing.T, protocol entities.E2ApplicationProtocol) (*mocks.RnibReaderMock, *mocks.RnibWriterMock, *SetupRequestHandler, *mocks.E2TInstancesManagerMock, *mocks.RanSetupManagerMock, *mocks.HttpClientMock) {
  49         log := initLog(t)
  50         config := &configuration.Configuration{RnibRetryIntervalMs: 10, MaxRnibConnectionAttempts: 3}
  51         config.RoutingManager.BaseUrl = BaseRMUrl
  52
  53         readerMock := &mocks.RnibReaderMock{}
  54         writerMock := &mocks.RnibWriterMock{}
  55
  56         rnibDataService := services.NewRnibDataService(log, config, readerMock, writerMock)
  57
  58         ranSetupManagerMock := &mocks.RanSetupManagerMock{}
  59         e2tInstancesManagerMock := &mocks.E2TInstancesManagerMock{}
  60         httpClientMock := &mocks.HttpClientMock{}
  61         mockHttpClientAssociateRan(httpClientMock)
  62         rmClient := clients.NewRoutingManagerClient(log, config, httpClientMock)
  63         e2tAssociationManager := managers.NewE2TAssociationManager(log, rnibDataService, e2tInstancesManagerMock, rmClient)
  64         handler := NewSetupRequestHandler(log, rnibDataService, ranSetupManagerMock, protocol, e2tInstancesManagerMock, e2tAssociationManager)
  65
  66         return readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, httpClientMock
  67 }
  68
  69 func initSetupRequestTestBasicMocks(t *testing.T, protocol entities.E2ApplicationProtocol) (*mocks.RnibReaderMock, *mocks.RnibWriterMock, *SetupRequestHandler, *mocks.RmrMessengerMock, *mocks.HttpClientMock, *mocks.E2TInstancesManagerMock) {
  70         log := initLog(t)
  71         config := &configuration.Configuration{RnibRetryIntervalMs: 10, MaxRnibConnectionAttempts: 3}
  72         config.RoutingManager.BaseUrl = BaseRMUrl
  73         readerMock := &mocks.RnibReaderMock{}
  74         writerMock := &mocks.RnibWriterMock{}
  75
  76         rnibDataService := services.NewRnibDataService(log, config, readerMock, writerMock)
  77
  78         rmrMessengerMock := &mocks.RmrMessengerMock{}
  79         rmrSender := getRmrSender(rmrMessengerMock, log)
  80         ranSetupManager := managers.NewRanSetupManager(log, rmrSender, rnibDataService)
  81         e2tInstancesManagerMock := &mocks.E2TInstancesManagerMock{}
  82         httpClientMock := &mocks.HttpClientMock{}
  83         rmClient := clients.NewRoutingManagerClient(log, config, httpClientMock)
  84         e2tAssociationManager := managers.NewE2TAssociationManager(log, rnibDataService, e2tInstancesManagerMock, rmClient)
  85         handler := NewSetupRequestHandler(log, rnibDataService, ranSetupManager, protocol, e2tInstancesManagerMock, e2tAssociationManager)
  86
  87         return readerMock, writerMock, handler, rmrMessengerMock, httpClientMock, e2tInstancesManagerMock
  88 }
  89
  90 func mockHttpClientAssociateRan(httpClientMock *mocks.HttpClientMock) {
  91         data := models.RoutingManagerE2TDataList{models.NewRoutingManagerE2TData(E2TAddress, RanName)}
  92         marshaled, _ := json.Marshal(data)
  93         body := bytes.NewBuffer(marshaled)
  94         url := BaseRMUrl + clients.AssociateRanToE2TInstanceApiSuffix
  95         respBody := ioutil.NopCloser(bytes.NewBufferString(""))
  96         httpClientMock.On("Post", url, "application/json", body).Return(&http.Response{StatusCode: http.StatusCreated, Body: respBody}, nil)
  97 }
  98
  99 func TestX2SetupHandleNoPortError(t *testing.T) {
 100         readerMock, _, handler, _, _, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 101
 102         sr := models.SetupRequest{"127.0.0.1", 0, RanName,}
 103         _, err := handler.Handle(sr)
 104         assert.IsType(t, &e2managererrors.RequestValidationError{}, err)
 105         readerMock.AssertNotCalled(t, "GetNodeb")
 106 }
 107
 108 func TestX2SetupHandleNoRanNameError(t *testing.T) {
 109         readerMock, _, handler, _, _, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 110
 111         sr := models.SetupRequest{RanPort: 8080, RanIp: "127.0.0.1"}
 112         _, err := handler.Handle(sr)
 113         assert.IsType(t, &e2managererrors.RequestValidationError{}, err)
 114         readerMock.AssertNotCalled(t, "GetNodeb")
 115 }
 116
 117 func TestX2SetupHandleNoIpError(t *testing.T) {
 118         readerMock, _, handler, _, _, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 119
 120         sr := models.SetupRequest{RanPort: 8080, RanName: RanName}
 121         _, err := handler.Handle(sr)
 122         assert.IsType(t, &e2managererrors.RequestValidationError{}, err)
 123         readerMock.AssertNotCalled(t, "GetNodeb")
 124 }
 125
 126 func TestX2SetupHandleInvalidIpError(t *testing.T) {
 127         readerMock, _, handler, _, _, _:= initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 128
 129         sr := models.SetupRequest{RanPort: 8080, RanName: RanName, RanIp: "invalid ip"}
 130         _, err := handler.Handle(sr)
 131         assert.IsType(t, &e2managererrors.RequestValidationError{}, err)
 132         readerMock.AssertNotCalled(t, "GetNodeb")
 133 }
 134
 135 func TestSetupGetNodebFailure(t *testing.T) {
 136         readerMock, _, handler, _, _, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 137
 138         rnibErr := &common.ValidationError{}
 139         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_SHUTTING_DOWN,}
 140         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 141
 142         sr := models.SetupRequest{"127.0.0.1", 8080, RanName,}
 143         _, err := handler.Handle(sr)
 144         assert.IsType(t, &e2managererrors.RnibDbError{}, err)
 145 }
 146
 147 func TestSetupNewRanSelectE2TInstancesDbError(t *testing.T) {
 148         readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 149         readerMock.On("GetNodeb", RanName).Return(&entities.NodebInfo{}, common.NewResourceNotFoundError(""))
 150         e2tInstancesManagerMock.On("SelectE2TInstance").Return("", e2managererrors.NewRnibDbError())
 151         _, err := handler.Handle(models.SetupRequest{"127.0.0.1", 8080, RanName,})
 152         assert.IsType(t, &e2managererrors.RnibDbError{}, err)
 153         e2tInstancesManagerMock.AssertNotCalled(t, "AddRansToInstance")
 154         writerMock.AssertNotCalled(t, "SaveNodeb")
 155         ranSetupManagerMock.AssertNotCalled(t, "ExecuteSetup")
 156 }
 157
 158 func TestSetupNewRanSelectE2TInstancesNoInstances(t *testing.T) {
 159         readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 160         readerMock.On("GetNodeb", RanName).Return(&entities.NodebInfo{}, common.NewResourceNotFoundError(""))
 161         e2tInstancesManagerMock.On("SelectE2TInstance").Return(E2TAddress, nil)
 162         e2tInstancesManagerMock.On("AddRansToInstance", E2TAddress, []string{RanName}).Return(nil)
 163         setupRequest := models.SetupRequest{"127.0.0.1", 8080, RanName,}
 164         nodebInfo, _ := createInitialNodeInfo(&setupRequest, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 165         writerMock.On("SaveNodeb", mock.Anything, mock.Anything).Return(nil)
 166         updatedNb := *nodebInfo
 167         updatedNb.ConnectionAttempts = 0
 168         updatedNb.AssociatedE2TInstanceAddress = E2TAddress
 169         updatedNb.ConnectionStatus = entities.ConnectionStatus_CONNECTED
 170         writerMock.On("UpdateNodebInfo", &updatedNb).Return(nil)
 171         ranSetupManagerMock.On("ExecuteSetup", &updatedNb, entities.ConnectionStatus_CONNECTING).Return(nil)
 172         _, err := handler.Handle(models.SetupRequest{"127.0.0.1", 8080, RanName,})
 173         assert.Nil(t, err)
 174         readerMock.AssertExpectations(t)
 175         writerMock.AssertExpectations(t)
 176         e2tInstancesManagerMock.AssertExpectations(t)
 177         ranSetupManagerMock.AssertExpectations(t)
 178 }
 179
 180 func TestSetupNewRanAssociateRanFailure(t *testing.T) {
 181         readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, httpClientMock := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 182         readerMock.On("GetNodeb", RanName).Return(&entities.NodebInfo{}, common.NewResourceNotFoundError(""))
 183         e2tInstancesManagerMock.On("SelectE2TInstance").Return(E2TAddress, nil)
 184         e2tInstancesManagerMock.On("AddRansToInstance", E2TAddress, []string{RanName}).Return(e2managererrors.NewRnibDbError())
 185         setupRequest := &models.SetupRequest{"127.0.0.1", 8080, RanName,}
 186         nb, nbIdentity := createInitialNodeInfo(setupRequest, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 187         nb.ConnectionStatus = entities.ConnectionStatus_CONNECTED
 188         writerMock.On("SaveNodeb", nbIdentity, mock.Anything).Return(nil)
 189         writerMock.On("UpdateNodebInfo", nb).Return(nil)
 190         nb.AssociatedE2TInstanceAddress = E2TAddress
 191         nb.ConnectionAttempts = 0
 192         mockHttpClientAssociateRan(httpClientMock)
 193         updatedNb := *nb
 194         updatedNb.ConnectionAttempts = 0
 195         updatedNb.AssociatedE2TInstanceAddress = E2TAddress
 196
 197         _, err := handler.Handle(*setupRequest)
 198         assert.NotNil(t, err)
 199         assert.IsType(t, &e2managererrors.RnibDbError{}, err)
 200         readerMock.AssertExpectations(t)
 201         writerMock.AssertExpectations(t)
 202         e2tInstancesManagerMock.AssertExpectations(t)
 203         ranSetupManagerMock.AssertExpectations(t)
 204         httpClientMock.AssertExpectations(t)
 205 }
 206
 207 func TestSetupNewRanSaveNodebFailure(t *testing.T) {
 208         readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 209         readerMock.On("GetNodeb", RanName).Return(&entities.NodebInfo{}, common.NewResourceNotFoundError(""))
 210         e2tInstancesManagerMock.On("SelectE2TInstance").Return(E2TAddress, nil)
 211         e2tInstancesManagerMock.On("AddRansToInstance", E2TAddress, []string{RanName}).Return(nil)
 212         setupRequest := models.SetupRequest{"127.0.0.1", 8080, RanName,}
 213         nodebInfo, nbIdentity := createInitialNodeInfo(&setupRequest, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 214         writerMock.On("SaveNodeb", nbIdentity, nodebInfo).Return(common.NewInternalError(fmt.Errorf("")))
 215         _, err := handler.Handle(setupRequest)
 216         assert.IsType(t, &e2managererrors.RnibDbError{}, err)
 217         ranSetupManagerMock.AssertNotCalled(t, "ExecuteSetup")
 218 }
 219
 220 func TestSetupNewRanSetupDbError(t *testing.T) {
 221         readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 222         readerMock.On("GetNodeb", RanName).Return(&entities.NodebInfo{}, common.NewResourceNotFoundError(""))
 223         e2tInstancesManagerMock.On("SelectE2TInstance").Return(E2TAddress, nil)
 224         e2tInstancesManagerMock.On("AddRansToInstance", E2TAddress, []string{RanName}).Return(e2managererrors.NewRnibDbError())
 225         setupRequest := models.SetupRequest{"127.0.0.1", 8080, RanName,}
 226         nodebInfo, nbIdentity := createInitialNodeInfo(&setupRequest, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 227         writerMock.On("SaveNodeb", nbIdentity, nodebInfo).Return(nil)
 228         updatedNb := *nodebInfo
 229         updatedNb.ConnectionAttempts = 0
 230         updatedNb.AssociatedE2TInstanceAddress = E2TAddress
 231         updatedNb.ConnectionStatus = entities.ConnectionStatus_CONNECTED
 232         writerMock.On("UpdateNodebInfo", &updatedNb).Return(nil)
 233         _, err := handler.Handle(setupRequest)
 234         assert.NotNil(t, err)
 235         assert.IsType(t, &e2managererrors.RnibDbError{}, err)
 236         readerMock.AssertExpectations(t)
 237         writerMock.AssertExpectations(t)
 238         ranSetupManagerMock.AssertExpectations(t)
 239 }
 240
 241 func TestSetupNewRanSetupRmrError(t *testing.T) {
 242         readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 243         readerMock.On("GetNodeb", RanName).Return(&entities.NodebInfo{}, common.NewResourceNotFoundError(""))
 244         e2tInstancesManagerMock.On("SelectE2TInstance").Return(E2TAddress, nil)
 245         e2tInstancesManagerMock.On("AddRansToInstance", E2TAddress, []string{RanName}).Return(nil)
 246         setupRequest := models.SetupRequest{"127.0.0.1", 8080, RanName,}
 247         nodebInfo, nbIdentity := createInitialNodeInfo(&setupRequest, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 248         writerMock.On("SaveNodeb", nbIdentity, nodebInfo).Return(nil)
 249         updatedNb := *nodebInfo
 250         updatedNb.ConnectionAttempts = 0
 251         updatedNb.AssociatedE2TInstanceAddress = E2TAddress
 252         updatedNb.ConnectionStatus = entities.ConnectionStatus_CONNECTED
 253         writerMock.On("UpdateNodebInfo", &updatedNb).Return(nil)
 254         ranSetupManagerMock.On("ExecuteSetup", &updatedNb, entities.ConnectionStatus_CONNECTING).Return(e2managererrors.NewRmrError())
 255         _, err := handler.Handle(setupRequest)
 256         assert.IsType(t, &e2managererrors.RmrError{}, err)
 257 }
 258
 259 func TestSetupNewRanSetupSuccess(t *testing.T) {
 260         readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 261         readerMock.On("GetNodeb", RanName).Return(&entities.NodebInfo{}, common.NewResourceNotFoundError(""))
 262         e2tInstancesManagerMock.On("SelectE2TInstance").Return(E2TAddress, nil)
 263         e2tInstancesManagerMock.On("AddRansToInstance", E2TAddress, []string{RanName}).Return(nil)
 264         setupRequest := models.SetupRequest{"127.0.0.1", 8080, RanName,}
 265         nodebInfo, nbIdentity := createInitialNodeInfo(&setupRequest, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 266         writerMock.On("SaveNodeb", nbIdentity, nodebInfo).Return(nil)
 267         updatedNb := *nodebInfo
 268         updatedNb.ConnectionAttempts = 0
 269         updatedNb.AssociatedE2TInstanceAddress = E2TAddress
 270         updatedNb.ConnectionStatus = entities.ConnectionStatus_CONNECTED
 271         writerMock.On("UpdateNodebInfo", &updatedNb).Return(nil)
 272         ranSetupManagerMock.On("ExecuteSetup", &updatedNb, entities.ConnectionStatus_CONNECTING).Return(nil)
 273         _, err := handler.Handle(setupRequest)
 274         assert.Nil(t, err)
 275 }
 276
 277 func TestX2SetupExistingRanShuttingDown(t *testing.T) {
 278         readerMock, _, handler, e2tInstancesManagerMock, ranSetupManagerMock , _:= initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 279         readerMock.On("GetNodeb", RanName).Return(&entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_SHUTTING_DOWN}, nil)
 280         setupRequest := models.SetupRequest{"127.0.0.1", 8080, RanName,}
 281         _, err := handler.Handle(setupRequest)
 282         assert.IsType(t, &e2managererrors.WrongStateError{}, err)
 283         e2tInstancesManagerMock.AssertNotCalled(t, "SelectE2TInstance")
 284         ranSetupManagerMock.AssertNotCalled(t, "ExecuteSetup")
 285 }
 286
 287 func TestEndcSetupExistingRanShuttingDown(t *testing.T) {
 288         readerMock, _, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_ENDC_X2_SETUP_REQUEST)
 289         readerMock.On("GetNodeb", RanName).Return(&entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_SHUTTING_DOWN}, nil)
 290         setupRequest := models.SetupRequest{"127.0.0.1", 8080, RanName,}
 291         _, err := handler.Handle(setupRequest)
 292         assert.IsType(t, &e2managererrors.WrongStateError{}, err)
 293         e2tInstancesManagerMock.AssertNotCalled(t, "SelectE2TInstance")
 294         ranSetupManagerMock.AssertNotCalled(t, "ExecuteSetup")
 295 }
 296
 297 func TestSetupExistingRanWithoutAssocE2TInstanceSelectDbError(t *testing.T) {
 298         readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 299         nb := &entities.NodebInfo{RanName: RanName, AssociatedE2TInstanceAddress: ""}
 300         readerMock.On("GetNodeb", RanName).Return(nb, nil)
 301         e2tInstancesManagerMock.On("SelectE2TInstance").Return("", e2managererrors.NewRnibDbError())
 302         updatedNb := *nb
 303         updatedNb.ConnectionStatus = entities.ConnectionStatus_DISCONNECTED
 304         writerMock.On("UpdateNodebInfo", &updatedNb).Return(nil)
 305         setupRequest := models.SetupRequest{"127.0.0.1", 8080, RanName,}
 306         _, err := handler.Handle(setupRequest)
 307         assert.IsType(t, &e2managererrors.RnibDbError{}, err)
 308         ranSetupManagerMock.AssertNotCalled(t, "ExecuteSetup")
 309 }
 310
 311 func TestSetupExistingRanWithoutAssocE2TInstanceSelectNoInstanceError(t *testing.T) {
 312         readerMock, writerMock, handler, rmrMessengerMock, httpClientMock,e2tInstancesManagerMock:= initSetupRequestTestBasicMocks(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 313         nb := &entities.NodebInfo{RanName: RanName, AssociatedE2TInstanceAddress: ""}
 314         readerMock.On("GetNodeb", RanName).Return(nb, nil)
 315         readerMock.On("GetE2TAddresses").Return([]string{}, nil)
 316         writerMock.On("UpdateNodebInfo", mock.Anything).Return(nil)
 317         setupRequest := models.SetupRequest{"127.0.0.1", 8080, RanName,}
 318         e2tInstancesManagerMock.On("SelectE2TInstance").Return(E2TAddress, nil)
 319         e2tInstancesManagerMock.On("AddRansToInstance", "10.0.2.15:8989", []string{"test"}).Return(nil)
 320         mockHttpClientAssociateRan(httpClientMock)
 321         _, err := handler.Handle(setupRequest)
 322         assert.IsType(t, &e2managererrors.InternalError{}, err)
 323         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 324         writerMock.AssertExpectations(t)
 325 }
 326
 327 func TestSetupExistingRanWithoutAssocE2TInstanceSelectNoInstanceErrorUpdateFailure(t *testing.T) {
 328         readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 329         nb := &entities.NodebInfo{RanName: RanName, AssociatedE2TInstanceAddress: ""}
 330         readerMock.On("GetNodeb", RanName).Return(nb, nil)
 331         e2tInstancesManagerMock.On("SelectE2TInstance").Return("", e2managererrors.NewE2TInstanceAbsenceError())
 332         updatedNb := *nb
 333         updatedNb.ConnectionStatus = entities.ConnectionStatus_DISCONNECTED
 334         writerMock.On("UpdateNodebInfo", &updatedNb).Return(common.NewInternalError(fmt.Errorf("")))
 335         setupRequest := models.SetupRequest{"127.0.0.1", 8080, RanName,}
 336         _, err := handler.Handle(setupRequest)
 337         assert.IsType(t, &e2managererrors.E2TInstanceAbsenceError{}, err)
 338         ranSetupManagerMock.AssertNotCalled(t, "ExecuteSetup")
 339 }
 340
 341 func TestSetupExistingRanWithoutAssocE2TInstanceSelectErrorAlreadyDisconnected(t *testing.T) {
 342         readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 343         nb := &entities.NodebInfo{RanName: RanName, AssociatedE2TInstanceAddress: "", ConnectionStatus: entities.ConnectionStatus_DISCONNECTED}
 344         readerMock.On("GetNodeb", RanName).Return(nb, nil)
 345         e2tInstancesManagerMock.On("SelectE2TInstance").Return(E2TAddress, e2managererrors.NewE2TInstanceAbsenceError())
 346         setupRequest := models.SetupRequest{"127.0.0.1", 8080, RanName,}
 347         _, err := handler.Handle(setupRequest)
 348         assert.IsType(t, &e2managererrors.E2TInstanceAbsenceError{}, err)
 349         writerMock.AssertNotCalled(t, "UpdateNodebInfo")
 350         ranSetupManagerMock.AssertNotCalled(t, "ExecuteSetup")
 351 }
 352
 353 //func TestSetupExistingRanWithoutAssocE2TInstanceAssociateRanFailure(t *testing.T) {
 354 //      readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 355 //      nb := &entities.NodebInfo{RanName: RanName, AssociatedE2TInstanceAddress: ""}
 356 //      readerMock.On("GetNodeb", RanName).Return(nb, nil)
 357 //      e2tInstancesManagerMock.On("SelectE2TInstance").Return(E2TAddress, nil)
 358 //      e2tInstancesManagerMock.On("AddRansToInstance", E2TAddress, []string{RanName}).Return(e2managererrors.NewRnibDbError())
 359 //      writerMock.On("UpdateNodebInfo", mock.Anything).Return(nil)
 360 //      _, err := handler.Handle(models.SetupRequest{"127.0.0.1", 8080, RanName,})
 361 //      assert.IsType(t, &e2managererrors.RnibDbError{}, err)
 362 //      writerMock.AssertNotCalled(t, "UpdateNodebInfo")
 363 //      ranSetupManagerMock.AssertNotCalled(t, "ExecuteSetup")
 364 //}
 365
 366 //func TestSetupExistingRanWithoutAssocE2TInstanceAssociateRanSucceedsUpdateNodebFails(t *testing.T) {
 367 //      readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 368 //      nb := &entities.NodebInfo{RanName: RanName, AssociatedE2TInstanceAddress: ""}
 369 //      readerMock.On("GetNodeb", RanName).Return(nb, nil)
 370 //      e2tInstancesManagerMock.On("SelectE2TInstance").Return(E2TAddress, nil)
 371 //      e2tInstancesManagerMock.On("AddRansToInstance", E2TAddress, []string{RanName}).Return(nil)
 372 //      updatedNb := *nb
 373 //      updatedNb.AssociatedE2TInstanceAddress = E2TAddress
 374 //      updatedNb.ConnectionAttempts = 0
 375 //      writerMock.On("UpdateNodebInfo", &updatedNb).Return(common.NewInternalError(fmt.Errorf("")))
 376 //      _, err := handler.Handle(models.SetupRequest{"127.0.0.1", 8080, RanName,})
 377 //      assert.IsType(t, /* &e2managererrors.RnibDbError{} */&common.InternalError{}, err)
 378 //      ranSetupManagerMock.AssertNotCalled(t, "ExecuteSetup")
 379 //}
 380
 381 //func TestSetupExistingRanWithoutAssocE2TInstanceExecuteSetupFailure(t *testing.T) {
 382 //      readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 383 //      nb := &entities.NodebInfo{RanName: RanName, AssociatedE2TInstanceAddress: ""}
 384 //      readerMock.On("GetNodeb", RanName).Return(nb, nil)
 385 //      e2tInstancesManagerMock.On("SelectE2TInstance").Return(E2TAddress, nil)
 386 //      e2tInstancesManagerMock.On("AddRansToInstance", E2TAddress, []string{RanName}).Return(nil)
 387 //      updatedNb := *nb
 388 //      updatedNb.AssociatedE2TInstanceAddress = E2TAddress
 389 //      updatedNb.ConnectionAttempts = 0
 390 //      writerMock.On("UpdateNodebInfo", &updatedNb).Return(nil)
 391 //      ranSetupManagerMock.On("ExecuteSetup", &updatedNb, entities.ConnectionStatus_CONNECTING).Return(e2managererrors.NewRnibDbError())
 392 //      _, err := handler.Handle(models.SetupRequest{"127.0.0.1", 8080, RanName,})
 393 //      assert.IsType(t, &e2managererrors.RnibDbError{}, err)
 394 //}
 395 //
 396 //func TestSetupExistingRanWithoutAssocE2TInstanceSuccess(t *testing.T) {
 397 //      readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 398 //      nb := &entities.NodebInfo{RanName: RanName, AssociatedE2TInstanceAddress: ""}
 399 //      readerMock.On("GetNodeb", RanName).Return(nb, nil)
 400 //      e2tInstancesManagerMock.On("SelectE2TInstance").Return(E2TAddress, nil)
 401 //      e2tInstancesManagerMock.On("AddRansToInstance", E2TAddress, []string{RanName}).Return(nil)
 402 //      updatedNb := *nb
 403 //      updatedNb.AssociatedE2TInstanceAddress = E2TAddress
 404 //      updatedNb.ConnectionAttempts = 0
 405 //      writerMock.On("UpdateNodebInfo", &updatedNb).Return(nil)
 406 //      ranSetupManagerMock.On("ExecuteSetup", &updatedNb, entities.ConnectionStatus_CONNECTING).Return(nil)
 407 //      _, err := handler.Handle(models.SetupRequest{"127.0.0.1", 8080, RanName,})
 408 //      assert.Nil(t, err)
 409 //}
 410
 411 func TestSetupExistingRanWithAssocE2TInstanceUpdateNodebFailure(t *testing.T) {
 412         readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 413         nb := &entities.NodebInfo{RanName: RanName, AssociatedE2TInstanceAddress: E2TAddress}
 414         readerMock.On("GetNodeb", RanName).Return(nb, nil)
 415         updatedNb := *nb
 416         updatedNb.ConnectionAttempts = 0
 417         writerMock.On("UpdateNodebInfo", &updatedNb).Return(common.NewInternalError(fmt.Errorf("")))
 418         _, err := handler.Handle(models.SetupRequest{"127.0.0.1", 8080, RanName,})
 419         assert.IsType(t, &e2managererrors.RnibDbError{}, err)
 420         e2tInstancesManagerMock.AssertNotCalled(t, "SelectE2TInstance")
 421         e2tInstancesManagerMock.AssertNotCalled(t, "AddRansToInstance")
 422         ranSetupManagerMock.AssertNotCalled(t, "ExecuteSetup")
 423 }
 424
 425 func TestSetupExistingRanWithAssocE2TInstanceExecuteSetupRmrError(t *testing.T) {
 426         readerMock, writerMock, handler, rmrMessengerMock, _, _ := initSetupRequestTestBasicMocks(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 427         nb := &entities.NodebInfo{RanName: RanName, AssociatedE2TInstanceAddress: E2TAddress, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol:entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 428         readerMock.On("GetNodeb", RanName).Return(nb, nil)
 429         updatedNb := *nb
 430         updatedNb.ConnectionAttempts = 0
 431         updatedNb2 := updatedNb
 432         updatedNb2.ConnectionAttempts++
 433         updatedNb3 := updatedNb2
 434         updatedNb3.ConnectionStatus = entities.ConnectionStatus_DISCONNECTED
 435         updatedNb3.ConnectionAttempts--
 436         writerMock.On("UpdateNodebInfo", &updatedNb).Return(nil)
 437         writerMock.On("UpdateNodebInfo", &updatedNb2).Return(nil)
 438         payload := e2pdus.PackedX2setupRequest
 439         xaction := []byte(RanName)
 440         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), RanName, &payload, &xaction, nil)
 441         rmrMessengerMock.On("SendMsg",mock.Anything, true).Return(msg, e2managererrors.NewRmrError())
 442         writerMock.On("UpdateNodebInfo", &updatedNb3).Return(nil)
 443         _, err := handler.Handle(models.SetupRequest{"127.0.0.1", 8080, RanName,})
 444         assert.IsType(t, &e2managererrors.RmrError{}, err)
 445         writerMock.AssertExpectations(t)
 446 }
 447
 448 func TestSetupExistingRanWithAssocE2TInstanceConnectedSuccess(t *testing.T) {
 449         readerMock, writerMock, handler, e2tInstancesManagerMock, ranSetupManagerMock, _ := initSetupRequestTest(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 450         nb := &entities.NodebInfo{RanName: RanName, AssociatedE2TInstanceAddress: E2TAddress, ConnectionStatus: entities.ConnectionStatus_CONNECTED}
 451         readerMock.On("GetNodeb", RanName).Return(nb, nil)
 452         updatedNb := *nb
 453         updatedNb.ConnectionAttempts = 0
 454         writerMock.On("UpdateNodebInfo", &updatedNb).Return(nil)
 455         ranSetupManagerMock.On("ExecuteSetup", &updatedNb, entities.ConnectionStatus_CONNECTED).Return(nil)
 456         _, err := handler.Handle(models.SetupRequest{"127.0.0.1", 8080, RanName,})
 457         assert.Nil(t, err)
 458         e2tInstancesManagerMock.AssertNotCalled(t, "SelectE2TInstance")
 459         e2tInstancesManagerMock.AssertNotCalled(t, "AddRansToInstance")
 460 }
 461
 462 func TestSetupExistingRanWithoutAssocE2TInstanceExecuteRoutingManagerError(t *testing.T) {
 463         readerMock, writerMock, handler, rmrMessengerMock, httpClientMock, e2tInstancesManagerMock := initSetupRequestTestBasicMocks(t, entities.E2ApplicationProtocol_X2_SETUP_REQUEST)
 464         nb := &entities.NodebInfo{RanName: RanName, AssociatedE2TInstanceAddress: "", ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol:entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 465         readerMock.On("GetNodeb", RanName).Return(nb, nil)
 466         writerMock.On("UpdateNodebInfo", nb).Return(nil)
 467         e2tInstancesManagerMock.On("SelectE2TInstance").Return(E2TAddress, nil)
 468         mockHttpClientAssociateRan(httpClientMock)
 469         e2tInstancesManagerMock.On("AddRansToInstance", mock.Anything, mock.Anything).Return(nil)
 470         msg := &rmrCgo.MBuf{}
 471         var errNIl error
 472         rmrMessengerMock.On("SendMsg",mock.Anything, true).Return(msg, errNIl)
 473         _, err := handler.Handle(models.SetupRequest{"127.0.0.1", 8080, RanName,})
 474         assert.Nil(t, err)
 475         writerMock.AssertExpectations(t)
 476         readerMock.AssertExpectations(t)
 477         httpClientMock.AssertExpectations(t)
 478 }