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/e2pdus"
  28         "e2mgr/logger"
  29         "e2mgr/managers"
  30         "e2mgr/mocks"
  31         "e2mgr/models"
  32         "e2mgr/rmrCgo"
  33         "e2mgr/services"
  34         "e2mgr/services/rmrsender"
  35         "e2mgr/tests"
  36         "fmt"
  37         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/common"
  38         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
  39         "github.com/pkg/errors"
  40         "github.com/stretchr/testify/mock"
  41         "io/ioutil"
  42         "net/http"
  43         "testing"
  44 )
  45
  46 const e2tInstanceAddress = "10.0.2.15"
  47 const e2tInitPayload = "{\"address\":\"10.0.2.15\", \"fqdn\":\"\"}"
  48
  49 func initRanLostConnectionTest(t *testing.T) (*logger.Logger, E2TermInitNotificationHandler, *mocks.RnibReaderMock, *mocks.RnibWriterMock, *mocks.RmrMessengerMock, *mocks.E2TInstancesManagerMock, *mocks.RoutingManagerClientMock) {
  50
  51         logger := initLog(t)
  52         config := &configuration.Configuration{RnibRetryIntervalMs: 10, MaxRnibConnectionAttempts: 3}
  53
  54         rmrMessengerMock := &mocks.RmrMessengerMock{}
  55         rmrSender := initRmrSender(rmrMessengerMock, logger)
  56
  57         readerMock := &mocks.RnibReaderMock{}
  58
  59         writerMock := &mocks.RnibWriterMock{}
  60
  61         routingManagerClientMock := &mocks.RoutingManagerClientMock{}
  62
  63         rnibDataService := services.NewRnibDataService(logger, config, readerMock, writerMock)
  64         ranSetupManager := managers.NewRanSetupManager(logger, rmrSender, rnibDataService)
  65
  66         e2tInstancesManagerMock := &mocks.E2TInstancesManagerMock{}
  67         e2tAssociationManager := managers.NewE2TAssociationManager(logger, rnibDataService, e2tInstancesManagerMock, routingManagerClientMock)
  68
  69         ranReconnectionManager := managers.NewRanReconnectionManager(logger, configuration.ParseConfiguration(), rnibDataService, ranSetupManager, e2tAssociationManager)
  70         handler := NewE2TermInitNotificationHandler(logger, ranReconnectionManager, e2tInstancesManagerMock, routingManagerClientMock)
  71
  72         return logger, handler, readerMock, writerMock, rmrMessengerMock, e2tInstancesManagerMock, routingManagerClientMock
  73 }
  74
  75 func initRanLostConnectionTestWithRealE2tInstanceManager(t *testing.T) (*logger.Logger, *configuration.Configuration, E2TermInitNotificationHandler, *mocks.RnibReaderMock, *mocks.RnibWriterMock, *mocks.RmrMessengerMock, *mocks.HttpClientMock) {
  76
  77         logger := initLog(t)
  78         config := configuration.ParseConfiguration()
  79
  80         rmrMessengerMock := &mocks.RmrMessengerMock{}
  81         rmrSender := initRmrSender(rmrMessengerMock, logger)
  82
  83         readerMock := &mocks.RnibReaderMock{}
  84
  85         writerMock := &mocks.RnibWriterMock{}
  86         httpClientMock := &mocks.HttpClientMock{}
  87
  88         routingManagerClient := clients.NewRoutingManagerClient(logger, config, httpClientMock)
  89         rnibDataService := services.NewRnibDataService(logger, config, readerMock, writerMock)
  90         ranSetupManager := managers.NewRanSetupManager(logger, rmrSender, rnibDataService)
  91
  92         e2tInstancesManager := managers.NewE2TInstancesManager(rnibDataService, logger)
  93         e2tAssociationManager := managers.NewE2TAssociationManager(logger, rnibDataService, e2tInstancesManager, routingManagerClient)
  94         ranReconnectionManager := managers.NewRanReconnectionManager(logger, configuration.ParseConfiguration(), rnibDataService, ranSetupManager, e2tAssociationManager)
  95         handler := NewE2TermInitNotificationHandler(logger, ranReconnectionManager, e2tInstancesManager, routingManagerClient)
  96         return logger, config, handler, readerMock, writerMock, rmrMessengerMock, httpClientMock
  97 }
  98
  99 func TestE2TermInitUnmarshalPayloadFailure(t *testing.T) {
 100         _, handler, _, _, _, e2tInstancesManagerMock, _ := initRanLostConnectionTest(t)
 101         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte("asd")}
 102         handler.Handle(notificationRequest)
 103         e2tInstancesManagerMock.AssertNotCalled(t, "GetE2TInstance")
 104         e2tInstancesManagerMock.AssertNotCalled(t, "AddE2TInstance")
 105 }
 106
 107 func TestE2TermInitEmptyE2TAddress(t *testing.T) {
 108         _, handler, _, _, _, e2tInstancesManagerMock, _  := initRanLostConnectionTest(t)
 109         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte("{\"address\":\"\"}")}
 110         handler.Handle(notificationRequest)
 111         e2tInstancesManagerMock.AssertNotCalled(t, "GetE2TInstance")
 112         e2tInstancesManagerMock.AssertNotCalled(t, "AddE2TInstance")
 113 }
 114
 115 func TestE2TermInitGetE2TInstanceFailure(t *testing.T) {
 116         _, handler, _, _, _, e2tInstancesManagerMock, _  := initRanLostConnectionTest(t)
 117         var e2tInstance *entities.E2TInstance
 118         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, common.NewInternalError(fmt.Errorf("internal error")))
 119         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 120         handler.Handle(notificationRequest)
 121         e2tInstancesManagerMock.AssertNotCalled(t, "AddE2TInstance")
 122 }
 123
 124 func TestE2TermInitGetE2TInstanceDbFailure(t *testing.T) {
 125         _, _, handler, readerMock, writerMock, rmrMessengerMock,_ := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 126         var e2tInstance *entities.E2TInstance
 127         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, common.NewInternalError(fmt.Errorf("internal error")))
 128         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 129         handler.Handle(notificationRequest)
 130         writerMock.AssertNotCalled(t, "UpdateNodebInfo")
 131         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 132 }
 133
 134 func TestE2TermInitNewE2TInstance(t *testing.T) {
 135         _, config, handler, readerMock, writerMock, _, httpClientMock := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 136         var e2tInstance *entities.E2TInstance
 137
 138         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, common.NewResourceNotFoundError("not found"))
 139         writerMock.On("SaveE2TInstance", mock.Anything).Return(nil)
 140
 141         respBody := ioutil.NopCloser(bytes.NewBufferString(""))
 142         url := config.RoutingManager.BaseUrl + clients.AddE2TInstanceApiSuffix
 143         httpClientMock.On("Post", url, mock.Anything, mock.Anything).Return(&http.Response{StatusCode: http.StatusCreated, Body: respBody}, nil)
 144
 145         e2tAddresses := []string{}
 146         readerMock.On("GetE2TAddresses").Return(e2tAddresses, common.NewResourceNotFoundError(""))
 147
 148         e2tAddresses = append(e2tAddresses, e2tInstanceAddress)
 149         writerMock.On("SaveE2TAddresses", e2tAddresses).Return(nil)
 150
 151         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 152         handler.Handle(notificationRequest)
 153
 154         httpClientMock.AssertCalled(t, "Post", url, mock.Anything, mock.Anything)
 155         writerMock.AssertCalled(t, "SaveE2TInstance", mock.Anything)
 156         writerMock.AssertCalled(t, "SaveE2TAddresses", e2tAddresses)
 157 }
 158
 159 func TestE2TermInitNewE2TInstance_RoutingManagerError(t *testing.T) {
 160         _, config, handler, readerMock, writerMock, _, httpClientMock := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 161         var e2tInstance *entities.E2TInstance
 162
 163         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, common.NewResourceNotFoundError("not found"))
 164
 165         url := config.RoutingManager.BaseUrl + clients.AddE2TInstanceApiSuffix
 166         httpClientMock.On("Post", url, mock.Anything, mock.Anything).Return(&http.Response{}, errors.New("error"))
 167
 168         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 169         handler.Handle(notificationRequest)
 170
 171         httpClientMock.AssertCalled(t, "Post", url, mock.Anything, mock.Anything)
 172         writerMock.AssertNotCalled(t, "SaveE2TInstance", mock.Anything)
 173         writerMock.AssertNotCalled(t, "SaveE2TAddresses", mock.Anything)
 174 }
 175
 176 func TestE2TermInitExistingE2TInstanceNoAssociatedRans(t *testing.T) {
 177         _, handler, _, _, _, e2tInstancesManagerMock, _  := initRanLostConnectionTest(t)
 178         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 179         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 180         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 181         handler.Handle(notificationRequest)
 182         e2tInstancesManagerMock.AssertCalled(t, "GetE2TInstance", e2tInstanceAddress)
 183 }
 184
 185 func TestE2TermInitHandlerSuccessOneRan(t *testing.T) {
 186         _, handler, readerMock, writerMock, rmrMessengerMock, e2tInstancesManagerMock, _  := initRanLostConnectionTest(t)
 187         var rnibErr error
 188
 189         var initialNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 190         readerMock.On("GetNodeb", RanName).Return(initialNodeb, rnibErr)
 191
 192         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 193         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 194
 195         payload := e2pdus.PackedX2setupRequest
 196         xaction := []byte(RanName)
 197         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), RanName, &payload, &xaction)
 198
 199         rmrMessengerMock.On("SendMsg", mock.Anything, true).Return(msg, nil)
 200
 201         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 202         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName)
 203         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 204         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 205
 206         handler.Handle(notificationRequest)
 207
 208         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
 209         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 1)
 210 }
 211
 212 func TestE2TermInitHandlerSuccessOneRanShuttingdown(t *testing.T) {
 213         _, _, handler, readerMock, writerMock, rmrMessengerMock,_ := initRanLostConnectionTestWithRealE2tInstanceManager(t)
 214         var rnibErr error
 215
 216         var initialNodeb = &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_SHUTTING_DOWN, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 217         readerMock.On("GetNodeb", RanName).Return(initialNodeb, rnibErr)
 218
 219         var argNodeb = &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_SHUT_DOWN, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 0}
 220         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 221
 222         payload := e2pdus.PackedX2setupRequest
 223         xaction := []byte(RanName)
 224         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), RanName, &payload, &xaction)
 225
 226         rmrMessengerMock.On("SendMsg", mock.Anything).Return(msg, nil)
 227
 228         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 229         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName)
 230         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 231         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 232
 233         handler.Handle(notificationRequest)
 234
 235         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
 236         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 237 }
 238
 239 func TestE2TermInitHandlerSuccessOneRan_ToBeDeleted(t *testing.T) {
 240         _, _, handler, readerMock, writerMock, rmrMessengerMock, httpClientMock:= initRanLostConnectionTestWithRealE2tInstanceManager(t)
 241         var rnibErr error
 242
 243         var initialNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 244         readerMock.On("GetNodeb", RanName).Return(initialNodeb, rnibErr)
 245
 246         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 247         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 248
 249         payload := e2pdus.PackedX2setupRequest
 250         xaction := []byte(RanName)
 251         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), RanName, &payload, &xaction)
 252
 253         rmrMessengerMock.On("SendMsg", mock.Anything, true).Return(msg, nil)
 254
 255         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 256         e2tInstance.State = entities.ToBeDeleted
 257         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName)
 258
 259         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 260         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 261
 262         handler.Handle(notificationRequest)
 263
 264         httpClientMock.AssertNotCalled(t, "Post", mock.Anything, mock.Anything, mock.Anything)
 265         writerMock.AssertNotCalled(t, "UpdateNodebInfo")
 266         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 267 }
 268
 269 func TestE2TermInitHandlerSuccessTwoRans_RoutingManagerFailure(t *testing.T) {
 270         _, _, handler, readerMock, writerMock, rmrMessengerMock, httpClientMock:= initRanLostConnectionTestWithRealE2tInstanceManager(t)
 271
 272         var rnibErr error
 273         var initialNodeb0 = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 274         var initialNodeb1 = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 275         readerMock.On("GetNodeb", RanName).Return(initialNodeb0, rnibErr)
 276         readerMock.On("GetNodeb", "test2").Return(initialNodeb1, rnibErr)
 277
 278         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 279         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 280
 281         payload := e2pdus.PackedX2setupRequest
 282         xaction := []byte(RanName)
 283         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), RanName, &payload, &xaction)
 284
 285         rmrMessengerMock.On("SendMsg", mock.Anything, true).Return(msg, nil)
 286
 287         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 288         e2tInstance.State = entities.RoutingManagerFailure
 289         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName, "test2")
 290
 291         readerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 292         writerMock.On("SaveE2TInstance", mock.Anything).Return(nil)
 293
 294         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 295
 296         handler.Handle(notificationRequest)
 297
 298         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 2)
 299         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
 300
 301         httpClientMock.AssertNotCalled(t, "Post", mock.Anything, mock.Anything, mock.Anything)
 302         writerMock.AssertCalled(t, "SaveE2TInstance", mock.Anything)
 303 }
 304
 305 func TestE2TermInitHandlerSuccessOneRan_RoutingManagerFailure_Error(t *testing.T) {
 306         _, handler, readerMock, writerMock, rmrMessengerMock, e2tInstancesManagerMock, _  := initRanLostConnectionTest(t)
 307         var rnibErr error
 308
 309         var initialNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 310         readerMock.On("GetNodeb", RanName).Return(initialNodeb, rnibErr)
 311
 312         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 313         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 314
 315         payload := e2pdus.PackedX2setupRequest
 316         xaction := []byte(RanName)
 317         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), RanName, &payload, &xaction)
 318
 319         rmrMessengerMock.On("SendMsg", mock.Anything, true).Return(msg, nil)
 320
 321         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 322         e2tInstance.State = entities.RoutingManagerFailure
 323         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName)
 324
 325         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 326         e2tInstancesManagerMock.On("ActivateE2TInstance", e2tInstance).Return(fmt.Errorf(" Error "))
 327         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 328
 329         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 330
 331         handler.Handle(notificationRequest)
 332
 333         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 0)
 334         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 0)
 335 }
 336
 337 func TestE2TermInitHandlerSuccessTwoRans(t *testing.T) {
 338         _, handler, readerMock, writerMock, rmrMessengerMock, e2tInstancesManagerMock, httpClientMock := initRanLostConnectionTest(t)
 339         var rnibErr error
 340         var initialNodeb0 = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 341         var initialNodeb1 = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 342         readerMock.On("GetNodeb", RanName).Return(initialNodeb0, rnibErr)
 343         readerMock.On("GetNodeb", "test2").Return(initialNodeb1, rnibErr)
 344
 345         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 346         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 347
 348         payload := e2pdus.PackedX2setupRequest
 349         xaction := []byte(RanName)
 350         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), RanName, &payload, &xaction)
 351
 352         rmrMessengerMock.On("SendMsg", mock.Anything, true).Return(msg, nil)
 353
 354         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 355         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName, "test2")
 356         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 357         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 358
 359         handler.Handle(notificationRequest)
 360
 361         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
 362         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 2)
 363         httpClientMock.AssertNotCalled(t, "Post", mock.Anything, mock.Anything, mock.Anything)
 364 }
 365
 366 func TestE2TermInitHandlerSuccessTwoRansSecondRanShutdown(t *testing.T) {
 367         _, handler, readerMock, writerMock, rmrMessengerMock, e2tInstancesManagerMock, _ := initRanLostConnectionTest(t)
 368         var rnibErr error
 369         var initialNodeb0 = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 370         var initialNodeb1 = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_SHUT_DOWN, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 371         readerMock.On("GetNodeb", RanName).Return(initialNodeb0, rnibErr)
 372         readerMock.On("GetNodeb", "test2").Return(initialNodeb1, rnibErr)
 373
 374         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 375         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 376
 377         payload := e2pdus.PackedX2setupRequest
 378         xaction := []byte(RanName)
 379         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), RanName, &payload, &xaction)
 380
 381         rmrMessengerMock.On("SendMsg", mock.Anything, true).Return(msg, nil)
 382
 383         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 384         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName, "test2")
 385         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 386         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 387
 388         handler.Handle(notificationRequest)
 389
 390         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
 391         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 1)
 392         writerMock.AssertExpectations(t)
 393 }
 394
 395 func TestE2TermInitHandlerSuccessThreeRansFirstRmrFailure(t *testing.T) {
 396         log, handler, readerMock, writerMock, rmrMessengerMock, e2tInstancesManagerMock, _  := initRanLostConnectionTest(t)
 397         var rnibErr error
 398
 399         ids := []*entities.NbIdentity{{InventoryName: "test1"}, {InventoryName: "test2"}, {InventoryName: "test3"}}
 400
 401         var initialNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 402         var initialNodeb1 = &entities.NodebInfo{RanName: ids[1].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 403         var initialNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 404         readerMock.On("GetNodeb", ids[0].InventoryName).Return(initialNodeb0, rnibErr)
 405         readerMock.On("GetNodeb", ids[1].InventoryName).Return(initialNodeb1, rnibErr)
 406         readerMock.On("GetNodeb", ids[2].InventoryName).Return(initialNodeb2, rnibErr)
 407
 408         var argNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 409         var argNodeb0Fail = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 0}
 410         writerMock.On("UpdateNodebInfo", argNodeb0).Return(rnibErr)
 411         writerMock.On("UpdateNodebInfo", argNodeb0Fail).Return(rnibErr)
 412
 413         payload := models.NewE2RequestMessage(ids[0].InventoryName /*tid*/, "", 0, ids[0].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
 414         xaction := []byte(ids[0].InventoryName)
 415         msg0 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[0].InventoryName, &payload, &xaction)
 416
 417         rmrMessengerMock.On("SendMsg", mock.Anything, true).Return(msg0, fmt.Errorf("RMR Error"))
 418
 419         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 420         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, "test1", "test2", "test3")
 421         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 422         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 423
 424         handler.Handle(notificationRequest)
 425
 426         //test1 (before send +1, after failure +1), test2 (0) test3 (0)
 427         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
 428         //test1 failure (+1), test2  (0). test3 (0)
 429         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 1)
 430 }
 431
 432 func TestE2TermInitHandlerSuccessThreeRansSecondNotFoundFailure(t *testing.T) {
 433         log, handler, readerMock, writerMock, rmrMessengerMock, e2tInstancesManagerMock, _  := initRanLostConnectionTest(t)
 434         var rnibErr error
 435
 436         ids := []*entities.NbIdentity{{InventoryName: "test1"}, {InventoryName: "test2"}, {InventoryName: "test3"}}
 437
 438         var initialNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 439         var initialNodeb1 = &entities.NodebInfo{RanName: ids[1].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 440         var initialNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 441         readerMock.On("GetNodeb", ids[0].InventoryName).Return(initialNodeb0, rnibErr)
 442         readerMock.On("GetNodeb", ids[1].InventoryName).Return(initialNodeb1, common.NewResourceNotFoundError("not found"))
 443         readerMock.On("GetNodeb", ids[2].InventoryName).Return(initialNodeb2, rnibErr)
 444
 445         var argNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 446         var argNodeb0Success = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 447         writerMock.On("UpdateNodebInfo", argNodeb0).Return(rnibErr)
 448         writerMock.On("UpdateNodebInfo", argNodeb0Success).Return(rnibErr)
 449
 450         var argNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 451         var argNodeb2Success = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 452         writerMock.On("UpdateNodebInfo", argNodeb2).Return(rnibErr)
 453         writerMock.On("UpdateNodebInfo", argNodeb2Success).Return(rnibErr)
 454
 455         payload := models.NewE2RequestMessage(ids[0].InventoryName /*tid*/, "", 0, ids[0].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
 456         xaction := []byte(ids[0].InventoryName)
 457         msg0 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[0].InventoryName, &payload, &xaction)
 458
 459         rmrMessengerMock.On("SendMsg", mock.Anything, true).Return(msg0, nil)
 460
 461         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 462         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, "test1", "test2", "test3")
 463         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 464         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 465
 466         handler.Handle(notificationRequest)
 467
 468         readerMock.AssertNumberOfCalls(t, "GetNodeb", 3)
 469         //test1 (+1), test2 failure (0) test3 (+1)
 470         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
 471         //test1 success (+1), test2  (0). test3 (+1)
 472         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 2)
 473 }
 474
 475 func TestE2TermInitHandlerSuccessThreeRansSecondRnibInternalErrorFailure(t *testing.T) {
 476         log, handler, readerMock, writerMock, rmrMessengerMock, e2tInstancesManagerMock, _  := initRanLostConnectionTest(t)
 477         var rnibErr error
 478
 479         ids := []*entities.NbIdentity{{InventoryName: "test1"}, {InventoryName: "test2"}, {InventoryName: "test3"}}
 480
 481         var initialNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 482         var initialNodeb1 = &entities.NodebInfo{RanName: ids[1].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 483         var initialNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 484         readerMock.On("GetNodeb", ids[0].InventoryName).Return(initialNodeb0, rnibErr)
 485         readerMock.On("GetNodeb", ids[1].InventoryName).Return(initialNodeb1, common.NewInternalError(fmt.Errorf("internal error")))
 486         readerMock.On("GetNodeb", ids[2].InventoryName).Return(initialNodeb2, rnibErr)
 487
 488         var argNodeb0 = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 489         var argNodeb0Success = &entities.NodebInfo{RanName: ids[0].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 490         writerMock.On("UpdateNodebInfo", argNodeb0).Return(rnibErr)
 491         writerMock.On("UpdateNodebInfo", argNodeb0Success).Return(rnibErr)
 492
 493         var argNodeb2 = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 494         var argNodeb2Success = &entities.NodebInfo{RanName: ids[2].InventoryName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 495         writerMock.On("UpdateNodebInfo", argNodeb2).Return(rnibErr)
 496         writerMock.On("UpdateNodebInfo", argNodeb2Success).Return(rnibErr)
 497
 498         payload := models.NewE2RequestMessage(ids[0].InventoryName /*tid*/, "", 0, ids[0].InventoryName, e2pdus.PackedX2setupRequest).GetMessageAsBytes(log)
 499         xaction := []byte(ids[0].InventoryName)
 500         msg0 := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ids[0].InventoryName, &payload, &xaction)
 501
 502         rmrMessengerMock.On("SendMsg", mock.Anything, true).Return(msg0, nil)
 503
 504         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 505         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, "test1", "test2", "test3")
 506         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 507         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 508
 509         handler.Handle(notificationRequest)
 510
 511         readerMock.AssertNumberOfCalls(t, "GetNodeb", 2)
 512         //test1 (+1), test2 failure (0) test3 (0)
 513         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
 514         //test1 success (+1), test2  (0). test3 (+1)
 515         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 1)
 516 }
 517
 518 func TestE2TermInitHandlerSuccessZeroRans(t *testing.T) {
 519         _, handler, _, writerMock, rmrMessengerMock, e2tInstancesManagerMock, _  := initRanLostConnectionTest(t)
 520
 521         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 522         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 523         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 524
 525         handler.Handle(notificationRequest)
 526
 527         writerMock.AssertNotCalled(t, "UpdateNodebInfo")
 528         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 529 }
 530
 531 func TestE2TermInitHandlerFailureGetNodebInternalError(t *testing.T) {
 532         _, handler, readerMock, writerMock, rmrMessengerMock, e2tInstancesManagerMock, _ := initRanLostConnectionTest(t)
 533
 534         var nodebInfo *entities.NodebInfo
 535         readerMock.On("GetNodeb", "test1").Return(nodebInfo, common.NewInternalError(fmt.Errorf("internal error")))
 536
 537         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 538         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, "test1")
 539         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 540         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 541         handler.Handle(notificationRequest)
 542
 543         writerMock.AssertNotCalled(t, "UpdateNodebInfo")
 544         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 545 }
 546
 547 func TestE2TermInitHandlerSuccessTwoRansSecondIsDisconnected(t *testing.T) {
 548         _, handler, readerMock, writerMock, rmrMessengerMock, e2tInstancesManagerMock, _ := initRanLostConnectionTest(t)
 549         var rnibErr error
 550         var initialNodeb0 = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 551         var initialNodeb1 = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 552         readerMock.On("GetNodeb", RanName).Return(initialNodeb0, rnibErr)
 553         readerMock.On("GetNodeb", "test2").Return(initialNodeb1, rnibErr)
 554
 555         var argNodeb1 = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 556         writerMock.On("UpdateNodebInfo", argNodeb1).Return(rnibErr)
 557
 558         payload := e2pdus.PackedX2setupRequest
 559         xaction := []byte(RanName)
 560         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), RanName, &payload, &xaction)
 561
 562         rmrMessengerMock.On("SendMsg", mock.Anything, true).Return(msg, nil)
 563
 564         e2tInstance := entities.NewE2TInstance(e2tInstanceAddress)
 565         e2tInstance.AssociatedRanList = append(e2tInstance.AssociatedRanList, RanName, "test2")
 566         e2tInstancesManagerMock.On("GetE2TInstance", e2tInstanceAddress).Return(e2tInstance, nil)
 567         notificationRequest := &models.NotificationRequest{RanName: RanName, Payload: []byte(e2tInitPayload)}
 568
 569         handler.Handle(notificationRequest)
 570
 571         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
 572         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 2)
 573 }
 574
 575
 576 // TODO: extract to test_utils
 577 func initRmrSender(rmrMessengerMock *mocks.RmrMessengerMock, log *logger.Logger) *rmrsender.RmrSender {
 578         rmrMessenger := rmrCgo.RmrMessenger(rmrMessengerMock)
 579         rmrMessengerMock.On("Init", tests.GetPort(), tests.MaxMsgSize, tests.Flags, log).Return(&rmrMessenger)
 580         return rmrsender.NewRmrSender(log, rmrMessenger)
 581 }
 582
 583 // TODO: extract to test_utils
 584 func initLog(t *testing.T) *logger.Logger {
 585         log, err := logger.InitLogger(logger.InfoLevel)
 586         if err != nil {
 587                 t.Errorf("#delete_all_request_handler_test.TestHandleSuccessFlow - failed to initialize logger, error: %s", err)
 588         }
 589         return log
 590 }