E2Manager/handlers/rmrmsghandlers/e2_term_init_notification_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
  18 //  This source code is part of the near-RT RIC (RAN Intelligent Controller)
  19 //  platform project (RICP).
  20
  21 package rmrmsghandlers
  22
  23 import (
  24         "bytes"
  25         "e2mgr/clients"
  26         "e2mgr/configuration"
  27         "e2mgr/logger"
  28         "e2mgr/managers"
  29         "e2mgr/mocks"
  30         "e2mgr/models"
  31         "e2mgr/rmrCgo"
  32         "e2mgr/services"
  33         "e2mgr/services/rmrsender"
  34         "e2mgr/tests"
  35         "fmt"
  36         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/common"
  37         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
  38         "github.com/pkg/errors"
  39         "github.com/stretchr/testify/mock"
  40         "io/ioutil"
  41         "net/http"
  42         "testing"
  43 )
  44
  45 const (
  46         e2tInitPayload = "{\"address\":\"10.0.2.15\", \"fqdn\":\"\"}"
  47         e2tInstanceAddress = "10.0.2.15"
  48 )
  49
  50 func initRanLostConnectionTest(t *testing.T) (*logger.Logger, E2TermInitNotificationHandler, *mocks.RnibReaderMock, *mocks.RnibWriterMock, *mocks.E2TInstancesManagerMock, *mocks.RoutingManagerClientMock) {
  51
  52         logger := initLog(t)
  53         config := &configuration.Configuration{RnibRetryIntervalMs: 10, MaxRnibConnectionAttempts: 3}
  54
  55         readerMock := &mocks.RnibReaderMock{}
  56
  57         writerMock := &mocks.RnibWriterMock{}
  58
  59         routingManagerClientMock := &mocks.RoutingManagerClientMock{}
  60
  61         rnibDataService := services.NewRnibDataService(logger, config, readerMock, writerMock)
  62
  63         e2tInstancesManagerMock := &mocks.E2TInstancesManagerMock{}
  64         e2tAssociationManager := managers.NewE2TAssociationManager(logger, rnibDataService, e2tInstancesManagerMock, routingManagerClientMock)
  65
  66         ranDisconnectionManager := managers.NewRanDisconnectionManager(logger, configuration.ParseConfiguration(), rnibDataService, e2tAssociationManager)
  67         handler := NewE2TermInitNotificationHandler(logger, ranDisconnectionManager, e2tInstancesManagerMock, routingManagerClientMock)
  68
  69         return logger, handler, readerMock, writerMock, e2tInstancesManagerMock, routingManagerClientMock
  70 }
  71
  72 func initRanLostConnectionTestWithRealE2tInstanceManager(t *testing.T) (*logger.Logger, *configuration.Configuration, E2TermInitNotificationHandler, *mocks.RnibReaderMock, *mocks.RnibWriterMock, *mocks.HttpClientMock) {
  73
  74         logger := initLog(t)
  75         config := configuration.ParseConfiguration()
  76
  77         readerMock := &mocks.RnibReaderMock{}
  78
  79         writerMock := &mocks.RnibWriterMock{}
  80         httpClientMock := &mocks.HttpClientMock{}
  81
  82         routingManagerClient := clients.NewRoutingManagerClient(logger, config, httpClientMock)
  83         rnibDataService := services.NewRnibDataService(logger, config, readerMock, writerMock)
  84
  85         e2tInstancesManager := managers.NewE2TInstancesManager(rnibDataService, logger)
  86         e2tAssociationManager := managers.NewE2TAssociationManager(logger, rnibDataService, e2tInstancesManager, routingManagerClient)
  87         ranDisconnectionManager := managers.NewRanDisconnectionManager(logger, configuration.ParseConfiguration(), rnibDataService, e2tAssociationManager)
  88         handler := NewE2TermInitNotificationHandler(logger, ranDisconnectionManager, e2tInstancesManager, routingManagerClient)
  89         return logger, config, handler, readerMock, writerMock, httpClientMock
  90 }
  91
  92 func TestE2TermInitUnmarshalPayloadFailure(t *testing.T) {
  93         _, handler, _, _, e2tInstancesManagerMock, _ := initRanLostConnectionTest(t)
  94         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte("asd")}
  95         handler.Handle(notificationRequest)
  96         e2tInstancesManagerMock.AssertNotCalled(t, "GetE2TInstance")
  97         e2tInstancesManagerMock.AssertNotCalled(t, "AddE2TInstance")
  98 }
  99
 100 func TestE2TermInitEmptyE2TAddress(t *testing.T) {
 101         _, handler, _, _, e2tInstancesManagerMock, _ := initRanLostConnectionTest(t)
 102         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte("{\"address\":\"\"}")}
 103         handler.Handle(notificationRequest)
 104         e2tInstancesManagerMock.AssertNotCalled(t, "GetE2TInstance")
 105         e2tInstancesManagerMock.AssertNotCalled(t, "AddE2TInstance")
 106 }
 107
 108 func TestE2TermInitGetE2TInstanceFailure(t *testing.T) {
 109         _, handler, _, _, e2tInstancesManagerMock, _ := initRanLostConnectionTest(t)
 110         var e2tInstance *entities.E2TInstance
 111         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, common.NewInternalError(fmt.Errorf("internal error")))
 112         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 113         handler.Handle(notificationRequest)
 114         e2tInstancesManagerMock.AssertNotCalled(t, "AddE2TInstance")
 115 }
 116
 117 func TestE2TermInitGetE2TInstanceDbFailure(t *testing.T) {
 118         _, _, handler, readerMock, writerMock, _ := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 119         var e2tInstance *entities.E2TInstance
 120         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, common.NewInternalError(fmt.Errorf("internal error")))
 121         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 122         handler.Handle(notificationRequest)
 123         writerMock.AssertNotCalled(t, "UpdateNodebInfo")
 124 }
 125
 126 func TestE2TermInitNewE2TInstance(t *testing.T) {
 127         _, config, handler, readerMock, writerMock, httpClientMock := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 128         var e2tInstance *entities.E2TInstance
 129
 130         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, common.NewResourceNotFoundError("not found"))
 131         writerMock.On("SaveE2TInstance", mock.Anything).Return(nil)
 132
 133         respBody := ioutil.NopCloser(bytes.NewBufferString(""))
 134         url := config.RoutingManager.BaseUrl + clients.AddE2TInstanceApiSuffix
 135         httpClientMock.On("Post", url, mock.Anything, mock.Anything).Return(&http.Response{StatusCode: http.StatusCreated, Body: respBody}, nil)
 136
 137         e2tAddresses := []string{}
 138         readerMock.On("GetE2TAddresses").Return(e2tAddresses, common.NewResourceNotFoundError(""))
 139
 140         e2tAddresses = append(e2tAddresses, e2tInstanceAddress)
 141         writerMock.On("SaveE2TAddresses", e2tAddresses).Return(nil)
 142
 143         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 144         handler.Handle(notificationRequest)
 145
 146         httpClientMock.AssertCalled(t, "Post", url, mock.Anything, mock.Anything)
 147         writerMock.AssertCalled(t, "SaveE2TInstance", mock.Anything)
 148         writerMock.AssertCalled(t, "SaveE2TAddresses", e2tAddresses)
 149 }
 150
 151 func TestE2TermInitNewE2TInstance__RoutingManagerError(t *testing.T) {
 152         _, config, handler, readerMock, writerMock, httpClientMock := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 153
 154         var e2tInstance *entities.E2TInstance
 155
 156         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, common.NewResourceNotFoundError("not found"))
 157
 158         url := config.RoutingManager.BaseUrl + clients.AddE2TInstanceApiSuffix
 159         httpClientMock.On("Post", url, mock.Anything, mock.Anything).Return(&http.Response{}, errors.New("error"))
 160
 161         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 162         handler.Handle(notificationRequest)
 163
 164         writerMock.AssertNumberOfCalls(t, "SaveE2TInstance", 0)
 165 }
 166
 167 func TestE2TermInitExistingE2TInstanceNoAssociatedRans(t *testing.T) {
 168         _, handler, _, _, e2tInstancesManagerMock, _ := initRanLostConnectionTest(t)
 169         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 170         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 171         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 172         handler.Handle(notificationRequest)
 173         e2tInstancesManagerMock.AssertCalled(t, "GetE2TInstance", e2tInstanceAddress)
 174 }
 175
 176 func TestE2TermInitHandlerSuccessOneRan(t *testing.T) {
 177         _, config, handler, readerMock, writerMock, httpClientMock := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 178
 179         var rnibErr error
 180         var initialNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: "10.0.2.15"}
 181         readerMock.On("GetNodeb", RanName).Return(initialNodeb, rnibErr)
 182
 183         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: "10.0.2.15"}
 184         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 185
 186         var disconnectedNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: "10.0.2.15"}
 187         readerMock.On("GetNodeb", RanName).Return(disconnectedNodeb, rnibErr)
 188
 189         var updatedNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: ""}
 190         writerMock.On("UpdateNodebInfo", updatedNodeb).Return(rnibErr)
 191
 192         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 193         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName)
 194         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil).Return(e2tInstance, nil)
 195         writerMock.On("SaveE2TInstance", mock.Anything).Return(nil)
 196
 197         respBody := ioutil.NopCloser(bytes.NewBufferString(""))
 198         url := config.RoutingManager.BaseUrl + clients.DissociateRanE2TInstanceApiSuffix
 199         httpClientMock.On("Post", url, mock.Anything, mock.Anything).Return(&http.Response{StatusCode: http.StatusCreated, Body: respBody}, nil)
 200
 201         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 202
 203         handler.Handle(notificationRequest)
 204
 205         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
 206         writerMock.AssertNumberOfCalls(t, "SaveE2TInstance", 1)
 207         httpClientMock.AssertNumberOfCalls(t, "Post", 1)
 208 }
 209
 210 func TestE2TermInitHandlerSuccessOneRan_RoutingManagerError(t *testing.T) {
 211         _, config, handler, readerMock, writerMock, httpClientMock := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 212
 213         var rnibErr error
 214         var initialNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: "10.0.2.15"}
 215         readerMock.On("GetNodeb", RanName).Return(initialNodeb, rnibErr)
 216
 217         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: "10.0.2.15"}
 218         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 219
 220         var disconnectedNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: "10.0.2.15"}
 221         readerMock.On("GetNodeb", RanName).Return(disconnectedNodeb, rnibErr)
 222
 223         var updatedNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: ""}
 224         writerMock.On("UpdateNodebInfo", updatedNodeb).Return(rnibErr)
 225
 226         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 227         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName)
 228         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil).Return(e2tInstance, nil)
 229         writerMock.On("SaveE2TInstance", mock.Anything).Return(nil)
 230
 231         url := config.RoutingManager.BaseUrl + clients.DissociateRanE2TInstanceApiSuffix
 232         httpClientMock.On("Post", url, mock.Anything, mock.Anything).Return(&http.Response{}, errors.New("error"))
 233
 234         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 235
 236         handler.Handle(notificationRequest)
 237
 238         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
 239         writerMock.AssertNumberOfCalls(t, "SaveE2TInstance", 1)
 240         httpClientMock.AssertNumberOfCalls(t, "Post", 1)
 241 }
 242
 243 func TestE2TermInitHandlerSuccessOneRanShuttingdown(t *testing.T) {
 244         _, _, handler, readerMock, writerMock, _ := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 245         var rnibErr error
 246
 247         var initialNodeb = &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_SHUTTING_DOWN, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 248         readerMock.On("GetNodeb", RanName).Return(initialNodeb, rnibErr)
 249
 250         var argNodeb = &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_SHUT_DOWN, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 0}
 251         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 252
 253         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 254         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName)
 255         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 256         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 257
 258         handler.Handle(notificationRequest)
 259
 260         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
 261 }
 262
 263 func TestE2TermInitHandlerSuccessOneRan_ToBeDeleted(t *testing.T) {
 264         _, _, handler, readerMock, writerMock, httpClientMock := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 265         var rnibErr error
 266
 267         var initialNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 268         readerMock.On("GetNodeb", RanName).Return(initialNodeb, rnibErr)
 269
 270         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 271         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 272
 273         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 274         e2tInstance.State = entities.ToBeDeleted
 275         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName)
 276
 277         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 278         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 279
 280         handler.Handle(notificationRequest)
 281
 282         httpClientMock.AssertNotCalled(t, "Post", mock.Anything, mock.Anything, mock.Anything)
 283         writerMock.AssertNotCalled(t, "UpdateNodebInfo")
 284 }
 285
 286 func TestE2TermInitHandlerSuccessTwoRans(t *testing.T) {
 287
 288         _, config, handler, readerMock, writerMock, httpClientMock := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 289
 290         var rnibErr error
 291         test2 := "test2"
 292
 293         //First RAN
 294         var firstRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: "10.0.2.15"}
 295         var disconnectedFirstRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: "10.0.2.15"}
 296         readerMock.On("GetNodeb", RanName).Return(firstRan, rnibErr).Return(disconnectedFirstRan, rnibErr)
 297
 298         var updatedFirstRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: "10.0.2.15"}
 299         writerMock.On("UpdateNodebInfo", updatedFirstRan).Return(rnibErr)
 300
 301         var updatedDisconnectedFirstRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: ""}
 302         writerMock.On("UpdateNodebInfo", updatedDisconnectedFirstRan).Return(rnibErr)
 303
 304         //Second RAN
 305         var secondRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, RanName: test2, AssociatedE2TInstanceAddress: "10.0.2.15"}
 306         var disconnectedSecondRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: test2, AssociatedE2TInstanceAddress: "10.0.2.15"}
 307         readerMock.On("GetNodeb", test2).Return(secondRan, rnibErr).Return(disconnectedSecondRan, rnibErr)
 308
 309         var updatedSecondRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: test2, AssociatedE2TInstanceAddress: "10.0.2.15"}
 310         writerMock.On("UpdateNodebInfo", updatedSecondRan).Return(rnibErr)
 311
 312         var updatedDisconnectedSecondRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: test2, AssociatedE2TInstanceAddress: ""}
 313         writerMock.On("UpdateNodebInfo", updatedDisconnectedSecondRan).Return(rnibErr)
 314
 315         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 316         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName)
 317         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, test2)
 318         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil).Return(e2tInstance, nil)
 319         writerMock.On("SaveE2TInstance", mock.Anything).Return(nil)
 320
 321         respBody := ioutil.NopCloser(bytes.NewBufferString(""))
 322         url := config.RoutingManager.BaseUrl + clients.DissociateRanE2TInstanceApiSuffix
 323         httpClientMock.On("Post", url, mock.Anything, mock.Anything).Return(&http.Response{StatusCode: http.StatusCreated, Body: respBody}, nil)
 324
 325         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 326
 327         handler.Handle(notificationRequest)
 328
 329         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 4)
 330         writerMock.AssertNumberOfCalls(t, "SaveE2TInstance", 2)
 331         httpClientMock.AssertNumberOfCalls(t, "Post", 2)
 332 }
 333
 334 func TestE2TermInitHandlerSuccessTwoRansSecondRanShutdown(t *testing.T) {
 335         _, config, handler, readerMock, writerMock, httpClientMock := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 336
 337         var rnibErr error
 338         test2 := "test2"
 339
 340         //First RAN
 341         var firstRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: "10.0.2.15"}
 342         var disconnectedFirstRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: "10.0.2.15"}
 343         readerMock.On("GetNodeb", RanName).Return(firstRan, rnibErr).Return(disconnectedFirstRan, rnibErr)
 344
 345         var updatedFirstRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: "10.0.2.15"}
 346         writerMock.On("UpdateNodebInfo", updatedFirstRan).Return(rnibErr)
 347
 348         var updatedDisconnectedFirstRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: ""}
 349         writerMock.On("UpdateNodebInfo", updatedDisconnectedFirstRan).Return(rnibErr)
 350
 351         //Second RAN
 352         var secondRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_SHUT_DOWN, RanName: test2, AssociatedE2TInstanceAddress: "10.0.2.15"}
 353         readerMock.On("GetNodeb", test2).Return(secondRan, rnibErr)
 354
 355         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 356         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName)
 357         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil).Return(e2tInstance, nil)
 358         writerMock.On("SaveE2TInstance", mock.Anything).Return(nil)
 359
 360         respBody := ioutil.NopCloser(bytes.NewBufferString(""))
 361         url := config.RoutingManager.BaseUrl + clients.DissociateRanE2TInstanceApiSuffix
 362         httpClientMock.On("Post", url, mock.Anything, mock.Anything).Return(&http.Response{StatusCode: http.StatusCreated, Body: respBody}, nil)
 363
 364         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 365
 366         handler.Handle(notificationRequest)
 367
 368         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
 369         writerMock.AssertNumberOfCalls(t, "SaveE2TInstance", 1)
 370         httpClientMock.AssertNumberOfCalls(t, "Post", 1)
 371 }
 372
 373 func TestE2TermInitHandlerSuccessTwoRansFirstNotFoundFailure(t *testing.T) {
 374         _, config, handler, readerMock, writerMock, httpClientMock := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 375
 376         var rnibErr error
 377         test2 := "test2"
 378
 379         //First RAN
 380         var firstRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: "10.0.2.15"}
 381         readerMock.On("GetNodeb", RanName).Return(firstRan, common.NewResourceNotFoundError("not found"))
 382
 383         //Second RAN
 384         var secondRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, RanName: test2, AssociatedE2TInstanceAddress: "10.0.2.15"}
 385         var disconnectedSecondRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: test2, AssociatedE2TInstanceAddress: "10.0.2.15"}
 386         readerMock.On("GetNodeb", test2).Return(secondRan, rnibErr).Return(disconnectedSecondRan, rnibErr)
 387
 388         var updatedSecondRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: test2, AssociatedE2TInstanceAddress: "10.0.2.15"}
 389         writerMock.On("UpdateNodebInfo", updatedSecondRan).Return(rnibErr)
 390
 391         var updatedDisconnectedSecondRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, RanName: test2, AssociatedE2TInstanceAddress: ""}
 392         writerMock.On("UpdateNodebInfo", updatedDisconnectedSecondRan).Return(rnibErr)
 393
 394         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 395         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName)
 396         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, test2)
 397         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil).Return(e2tInstance, nil)
 398         writerMock.On("SaveE2TInstance", mock.Anything).Return(nil)
 399
 400         respBody := ioutil.NopCloser(bytes.NewBufferString(""))
 401         url := config.RoutingManager.BaseUrl + clients.DissociateRanE2TInstanceApiSuffix
 402         httpClientMock.On("Post", url, mock.Anything, mock.Anything).Return(&http.Response{StatusCode: http.StatusCreated, Body: respBody}, nil)
 403
 404         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 405
 406         handler.Handle(notificationRequest)
 407
 408         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
 409         writerMock.AssertNumberOfCalls(t, "SaveE2TInstance", 1)
 410         httpClientMock.AssertNumberOfCalls(t, "Post", 1)
 411 }
 412
 413 func TestE2TermInitHandlerSuccessTwoRansFirstRnibInternalErrorFailure(t *testing.T) {
 414         _, _, handler, readerMock, writerMock, httpClientMock := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 415
 416         test2 := "test2"
 417
 418         //First RAN
 419         var firstRan = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, RanName: RanName, AssociatedE2TInstanceAddress: "10.0.2.15"}
 420         readerMock.On("GetNodeb", RanName).Return(firstRan, common.NewInternalError(fmt.Errorf("internal error")))
 421
 422         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 423         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName)
 424         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, test2)
 425         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil).Return(e2tInstance, nil)
 426
 427         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 428
 429         handler.Handle(notificationRequest)
 430
 431         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 0)
 432         writerMock.AssertNumberOfCalls(t, "SaveE2TInstance", 0)
 433         httpClientMock.AssertNumberOfCalls(t, "Post", 0)
 434 }
 435
 436 func TestE2TermInitHandlerSuccessZeroRans(t *testing.T) {
 437         _, handler, _, writerMock, e2tInstancesManagerMock, _ := initRanLostConnectionTest(t)
 438
 439         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 440         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 441         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 442
 443         handler.Handle(notificationRequest)
 444
 445         writerMock.AssertNotCalled(t, "UpdateNodebInfo")
 446 }
 447
 448 func TestE2TermInitHandlerFailureGetNodebInternalError(t *testing.T) {
 449         _, handler, readerMock, writerMock, e2tInstancesManagerMock, _ := initRanLostConnectionTest(t)
 450
 451         var nodebInfo *entities.NodebInfo
 452         readerMock.On("GetNodeb", "test1").Return(nodebInfo, common.NewInternalError(fmt.Errorf("internal error")))
 453
 454         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 455         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, "test1")
 456         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 457         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 458         handler.Handle(notificationRequest)
 459
 460         writerMock.AssertNotCalled(t, "UpdateNodebInfo")
 461 }
 462
 463 // TODO: extract to test_utils
 464 func initRmrSender(rmrMessengerMock *mocks.RmrMessengerMock, log *logger.Logger) *rmrsender.RmrSender {
 465         rmrMessenger := rmrCgo.RmrMessenger(rmrMessengerMock)
 466         rmrMessengerMock.On("Init", tests.GetPort(), tests.MaxMsgSize, tests.Flags, log).Return(&rmrMessenger)
 467         return rmrsender.NewRmrSender(log, rmrMessenger)
 468 }
 469
 470 // TODO: extract to test_utils
 471 func initLog(t *testing.T) *logger.Logger {
 472         log, err := logger.InitLogger(logger.InfoLevel)
 473         if err != nil {
 474                 t.Errorf("#delete_all_request_handler_test.TestHandleSuccessFlow - failed to initialize logger, error: %s", err)
 475         }
 476         return log
 477 }