E2Manager/controllers/nodeb_controller_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
  21 package controllers
  22
  23 import (
  24         "bytes"
  25         "e2mgr/clients"
  26         "e2mgr/configuration"
  27         "e2mgr/e2managererrors"
  28         "e2mgr/e2pdus"
  29         "e2mgr/logger"
  30         "e2mgr/managers"
  31         "e2mgr/mocks"
  32         "e2mgr/models"
  33         "e2mgr/providers/httpmsghandlerprovider"
  34         "e2mgr/rmrCgo"
  35         "e2mgr/services"
  36         "e2mgr/services/rmrsender"
  37         "e2mgr/tests"
  38         "encoding/json"
  39         "fmt"
  40         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/common"
  41         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
  42         "github.com/gorilla/mux"
  43         "github.com/pkg/errors"
  44         "github.com/stretchr/testify/assert"
  45         "github.com/stretchr/testify/mock"
  46         "io"
  47         "io/ioutil"
  48         "net/http"
  49         "net/http/httptest"
  50         "strings"
  51         "testing"
  52 )
  53
  54 type controllerGetNodebTestContext struct {
  55         ranName              string
  56         nodebInfo            *entities.NodebInfo
  57         rnibError            error
  58         expectedStatusCode   int
  59         expectedJsonResponse string
  60 }
  61
  62 type controllerGetNodebIdListTestContext struct {
  63         nodebIdList          []*entities.NbIdentity
  64         rnibError            error
  65         expectedStatusCode   int
  66         expectedJsonResponse string
  67 }
  68
  69 func  setupControllerTest(t *testing.T) (*NodebController, *mocks.RnibReaderMock, *mocks.RnibWriterMock, *mocks.RmrMessengerMock, *mocks.E2TInstancesManagerMock) {
  70         log := initLog(t)
  71         config := configuration.ParseConfiguration()
  72
  73         rmrMessengerMock := &mocks.RmrMessengerMock{}
  74         readerMock := &mocks.RnibReaderMock{}
  75
  76         writerMock := &mocks.RnibWriterMock{}
  77
  78         rnibDataService := services.NewRnibDataService(log, config, readerMock, writerMock)
  79         rmrSender := getRmrSender(rmrMessengerMock, log)
  80         ranSetupManager := managers.NewRanSetupManager(log, rmrSender, rnibDataService)
  81         e2tInstancesManager := &mocks.E2TInstancesManagerMock{}
  82         httpClientMock := &mocks.HttpClientMock{}
  83         rmClient := clients.NewRoutingManagerClient(log, config, httpClientMock)
  84         e2tAssociationManager := managers.NewE2TAssociationManager(log, rnibDataService, e2tInstancesManager, rmClient)
  85         handlerProvider := httpmsghandlerprovider.NewIncomingRequestHandlerProvider(log, rmrSender, config, rnibDataService, ranSetupManager, e2tInstancesManager, e2tAssociationManager, rmClient)
  86         controller := NewNodebController(log, handlerProvider)
  87         return controller, readerMock, writerMock, rmrMessengerMock, e2tInstancesManager
  88 }
  89
  90 func TestX2SetupInvalidBody(t *testing.T) {
  91
  92         controller, _, _, _, _ := setupControllerTest(t)
  93
  94         header := http.Header{}
  95         header.Set("Content-Type", "application/json")
  96         httpRequest, _ := http.NewRequest("POST", "http://localhost:3800/v1/nodeb/x2-setup", strings.NewReader("{}{}"))
  97         httpRequest.Header = header
  98
  99         writer := httptest.NewRecorder()
 100         controller.X2Setup(writer, httpRequest)
 101
 102         var errorResponse = parseJsonRequest(t, writer.Body)
 103
 104         assert.Equal(t, http.StatusBadRequest, writer.Result().StatusCode)
 105         assert.Equal(t, e2managererrors.NewInvalidJsonError().Code, errorResponse.Code)
 106 }
 107
 108 func TestX2SetupSuccess(t *testing.T) {
 109
 110         controller, readerMock, writerMock, rmrMessengerMock, _ := setupControllerTest(t)
 111
 112         ranName := "test"
 113         nb := &entities.NodebInfo{RanName: ranName, ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, AssociatedE2TInstanceAddress:"10.0.2.15:8989"}
 114         readerMock.On("GetNodeb", ranName).Return(nb, nil)
 115         var nbUpdated = *nb
 116         nbUpdated.ConnectionAttempts = 0
 117         writerMock.On("UpdateNodebInfo", &nbUpdated).Return(nil)
 118
 119         var nbUpdated2 = &entities.NodebInfo{RanName: ranName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1, AssociatedE2TInstanceAddress:"10.0.2.15:8989"}
 120         writerMock.On("UpdateNodebInfo", nbUpdated2).Return(nil)
 121
 122         payload := e2pdus.PackedX2setupRequest
 123         var xAction []byte
 124         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ranName, &payload, &xAction)
 125
 126         rmrMessengerMock.On("SendMsg", mock.Anything, true).Return(msg, nil)
 127
 128         header := http.Header{}
 129         header.Set("Content-Type", "application/json")
 130         httpRequest := tests.GetHttpRequest()
 131         httpRequest.Header = header
 132
 133         writer := httptest.NewRecorder()
 134         controller.X2Setup(writer, httpRequest)
 135
 136         assert.Equal(t, http.StatusNoContent, writer.Result().StatusCode)
 137 }
 138
 139 func TestEndcSetupSuccess(t *testing.T) {
 140
 141         controller, readerMock, writerMock, rmrMessengerMock, _ := setupControllerTest(t)
 142
 143         ranName := "test"
 144         nb := &entities.NodebInfo{RanName: ranName, ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_ENDC_X2_SETUP_REQUEST, AssociatedE2TInstanceAddress:"10.0.2.15:8989"}
 145         readerMock.On("GetNodeb", ranName).Return(nb, nil)
 146         var nbUpdated = *nb
 147         nbUpdated.ConnectionAttempts = 0
 148         writerMock.On("UpdateNodebInfo", &nbUpdated).Return(nil)
 149
 150         var nbUpdated2 = &entities.NodebInfo{RanName: ranName, ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_ENDC_X2_SETUP_REQUEST, ConnectionAttempts: 1, AssociatedE2TInstanceAddress:"10.0.2.15:8989"}
 151         writerMock.On("UpdateNodebInfo", nbUpdated2).Return(nil)
 152
 153         payload := e2pdus.PackedEndcX2setupRequest
 154         var xAction[]byte
 155         msg := rmrCgo.NewMBuf(rmrCgo.RIC_ENDC_X2_SETUP_REQ, len(payload), ranName, &payload, &xAction)
 156
 157         rmrMessengerMock.On("SendMsg", mock.Anything, true).Return(msg, nil)
 158
 159         header := http.Header{}
 160         header.Set("Content-Type", "application/json")
 161         httpRequest := tests.GetHttpRequest()
 162         httpRequest.Header = header
 163
 164         writer := httptest.NewRecorder()
 165         controller.EndcSetup(writer, httpRequest)
 166
 167         assert.Equal(t, http.StatusNoContent, writer.Result().StatusCode)
 168 }
 169
 170 func TestShutdownHandlerRnibError(t *testing.T) {
 171         controller, _, _, _, e2tInstancesManagerMock:= setupControllerTest(t)
 172         e2tInstancesManagerMock.On("GetE2TAddresses").Return([]string{}, e2managererrors.NewRnibDbError())
 173
 174         writer := httptest.NewRecorder()
 175
 176         controller.Shutdown(writer, tests.GetHttpRequest())
 177
 178         var errorResponse = parseJsonRequest(t, writer.Body)
 179
 180         assert.Equal(t, http.StatusInternalServerError, writer.Result().StatusCode)
 181         assert.Equal(t, errorResponse.Code, e2managererrors.NewRnibDbError().Code)
 182 }
 183
 184 func controllerGetNodebTestExecuter(t *testing.T, context *controllerGetNodebTestContext) {
 185         controller, readerMock, _, _, _ := setupControllerTest(t)
 186         writer := httptest.NewRecorder()
 187         readerMock.On("GetNodeb", context.ranName).Return(context.nodebInfo, context.rnibError)
 188         req, _ := http.NewRequest("GET", "/nodeb", nil)
 189         req = mux.SetURLVars(req, map[string]string{"ranName": context.ranName})
 190         controller.GetNodeb(writer, req)
 191         assert.Equal(t, context.expectedStatusCode, writer.Result().StatusCode)
 192         bodyBytes, _ := ioutil.ReadAll(writer.Body)
 193         assert.Equal(t, context.expectedJsonResponse, string(bodyBytes))
 194 }
 195
 196 func controllerGetNodebIdListTestExecuter(t *testing.T, context *controllerGetNodebIdListTestContext) {
 197         controller, readerMock, _, _, _ := setupControllerTest(t)
 198         writer := httptest.NewRecorder()
 199         readerMock.On("GetListNodebIds").Return(context.nodebIdList, context.rnibError)
 200         req, _ := http.NewRequest("GET", "/nodeb/ids", nil)
 201         controller.GetNodebIdList(writer, req)
 202         assert.Equal(t, context.expectedStatusCode, writer.Result().StatusCode)
 203         bodyBytes, _ := ioutil.ReadAll(writer.Body)
 204         assert.Equal(t, context.expectedJsonResponse, string(bodyBytes))
 205 }
 206
 207 func TestControllerGetNodebSuccess(t *testing.T) {
 208         ranName := "test"
 209         var rnibError error
 210         context := controllerGetNodebTestContext{
 211                 ranName:              ranName,
 212                 nodebInfo:            &entities.NodebInfo{RanName: ranName, Ip: "10.0.2.15", Port: 1234},
 213                 rnibError:            rnibError,
 214                 expectedStatusCode:   http.StatusOK,
 215                 expectedJsonResponse: fmt.Sprintf("{\"ranName\":\"%s\",\"ip\":\"10.0.2.15\",\"port\":1234}", ranName),
 216         }
 217
 218         controllerGetNodebTestExecuter(t, &context)
 219 }
 220
 221 func TestControllerGetNodebNotFound(t *testing.T) {
 222
 223         ranName := "test"
 224         var nodebInfo *entities.NodebInfo
 225         context := controllerGetNodebTestContext{
 226                 ranName:              ranName,
 227                 nodebInfo:            nodebInfo,
 228                 rnibError:            common.NewResourceNotFoundError("#reader.GetNodeb - Not found Error"),
 229                 expectedStatusCode:   http.StatusNotFound,
 230                 expectedJsonResponse: "{\"errorCode\":404,\"errorMessage\":\"Resource not found\"}",
 231         }
 232
 233         controllerGetNodebTestExecuter(t, &context)
 234 }
 235
 236 func TestControllerGetNodebInternal(t *testing.T) {
 237         ranName := "test"
 238         var nodebInfo *entities.NodebInfo
 239         context := controllerGetNodebTestContext{
 240                 ranName:              ranName,
 241                 nodebInfo:            nodebInfo,
 242                 rnibError:            common.NewInternalError(errors.New("#reader.GetNodeb - Internal Error")),
 243                 expectedStatusCode:   http.StatusInternalServerError,
 244                 expectedJsonResponse: "{\"errorCode\":500,\"errorMessage\":\"RNIB error\"}",
 245         }
 246
 247         controllerGetNodebTestExecuter(t, &context)
 248 }
 249
 250 func TestControllerGetNodebIdListSuccess(t *testing.T) {
 251         var rnibError error
 252         nodebIdList := []*entities.NbIdentity{
 253                 {InventoryName: "test1", GlobalNbId: &entities.GlobalNbId{PlmnId: "plmnId1", NbId: "nbId1"}},
 254                 {InventoryName: "test2", GlobalNbId: &entities.GlobalNbId{PlmnId: "plmnId2", NbId: "nbId2"}},
 255         }
 256
 257         context := controllerGetNodebIdListTestContext{
 258                 nodebIdList:          nodebIdList,
 259                 rnibError:            rnibError,
 260                 expectedStatusCode:   http.StatusOK,
 261                 expectedJsonResponse: "[{\"inventoryName\":\"test1\",\"globalNbId\":{\"plmnId\":\"plmnId1\",\"nbId\":\"nbId1\"}},{\"inventoryName\":\"test2\",\"globalNbId\":{\"plmnId\":\"plmnId2\",\"nbId\":\"nbId2\"}}]",
 262         }
 263
 264         controllerGetNodebIdListTestExecuter(t, &context)
 265 }
 266
 267 func TestControllerGetNodebIdListEmptySuccess(t *testing.T) {
 268         var rnibError error
 269         nodebIdList := []*entities.NbIdentity{}
 270
 271         context := controllerGetNodebIdListTestContext{
 272                 nodebIdList:          nodebIdList,
 273                 rnibError:            rnibError,
 274                 expectedStatusCode:   http.StatusOK,
 275                 expectedJsonResponse: "[]",
 276         }
 277
 278         controllerGetNodebIdListTestExecuter(t, &context)
 279 }
 280
 281 func TestControllerGetNodebIdListInternal(t *testing.T) {
 282         var nodebIdList []*entities.NbIdentity
 283         context := controllerGetNodebIdListTestContext{
 284                 nodebIdList:          nodebIdList,
 285                 rnibError:            common.NewInternalError(errors.New("#reader.GetNodeb - Internal Error")),
 286                 expectedStatusCode:   http.StatusInternalServerError,
 287                 expectedJsonResponse: "{\"errorCode\":500,\"errorMessage\":\"RNIB error\"}",
 288         }
 289
 290         controllerGetNodebIdListTestExecuter(t, &context)
 291 }
 292
 293 func TestHeaderValidationFailed(t *testing.T) {
 294         controller, _, _, _, _ := setupControllerTest(t)
 295
 296         writer := httptest.NewRecorder()
 297
 298         header := &http.Header{}
 299
 300         controller.handleRequest(writer, header, httpmsghandlerprovider.ShutdownRequest, nil, true)
 301
 302         var errorResponse = parseJsonRequest(t, writer.Body)
 303         err := e2managererrors.NewHeaderValidationError()
 304
 305         assert.Equal(t, http.StatusUnsupportedMediaType, writer.Result().StatusCode)
 306         assert.Equal(t, errorResponse.Code, err.Code)
 307         assert.Equal(t, errorResponse.Message, err.Message)
 308 }
 309
 310 func TestShutdownStatusNoContent(t *testing.T) {
 311         controller, readerMock, _, _, e2tInstancesManagerMock := setupControllerTest(t)
 312         e2tInstancesManagerMock.On("GetE2TAddresses").Return([]string{}, nil)
 313         readerMock.On("GetListNodebIds").Return([]*entities.NbIdentity{}, nil)
 314
 315         writer := httptest.NewRecorder()
 316         controller.Shutdown(writer, tests.GetHttpRequest())
 317
 318         assert.Equal(t, http.StatusNoContent, writer.Result().StatusCode)
 319 }
 320
 321 func TestHandleInternalError(t *testing.T) {
 322         controller, _, _, _, _ := setupControllerTest(t)
 323
 324         writer := httptest.NewRecorder()
 325         err := e2managererrors.NewInternalError()
 326
 327         controller.handleErrorResponse(err, writer)
 328         var errorResponse = parseJsonRequest(t, writer.Body)
 329
 330         assert.Equal(t, http.StatusInternalServerError, writer.Result().StatusCode)
 331         assert.Equal(t, errorResponse.Code, err.Code)
 332         assert.Equal(t, errorResponse.Message, err.Message)
 333 }
 334
 335 func TestHandleCommandAlreadyInProgressError(t *testing.T) {
 336         controller, _, _, _, _ := setupControllerTest(t)
 337         writer := httptest.NewRecorder()
 338         err := e2managererrors.NewCommandAlreadyInProgressError()
 339
 340         controller.handleErrorResponse(err, writer)
 341         var errorResponse = parseJsonRequest(t, writer.Body)
 342
 343         assert.Equal(t, http.StatusMethodNotAllowed, writer.Result().StatusCode)
 344         assert.Equal(t, errorResponse.Code, err.Code)
 345         assert.Equal(t, errorResponse.Message, err.Message)
 346 }
 347
 348 func TestHandleRoutingManagerError(t *testing.T) {
 349         controller, _, _, _, _ := setupControllerTest(t)
 350         writer := httptest.NewRecorder()
 351         err := e2managererrors.NewRoutingManagerError()
 352
 353         controller.handleErrorResponse(err, writer)
 354         var errorResponse = parseJsonRequest(t, writer.Body)
 355
 356         assert.Equal(t, http.StatusServiceUnavailable, writer.Result().StatusCode)
 357         assert.Equal(t, errorResponse.Code, err.Code)
 358         assert.Equal(t, errorResponse.Message, err.Message)
 359 }
 360
 361 func TestHandleE2TInstanceAbsenceError(t *testing.T) {
 362         controller, _, _, _, _ := setupControllerTest(t)
 363
 364         writer := httptest.NewRecorder()
 365         err := e2managererrors.NewE2TInstanceAbsenceError()
 366
 367         controller.handleErrorResponse(err, writer)
 368         var errorResponse = parseJsonRequest(t, writer.Body)
 369
 370         assert.Equal(t, http.StatusServiceUnavailable, writer.Result().StatusCode)
 371         assert.Equal(t, errorResponse.Code, err.Code)
 372         assert.Equal(t, errorResponse.Message, err.Message)
 373 }
 374
 375 func TestValidateHeaders(t *testing.T) {
 376         controller, _, _, _, _ := setupControllerTest(t)
 377
 378         header := http.Header{}
 379         header.Set("Content-Type", "application/json")
 380         result := controller.validateRequestHeader(&header)
 381
 382         assert.Nil(t, result)
 383 }
 384
 385 func parseJsonRequest(t *testing.T, r io.Reader) models.ErrorResponse {
 386
 387         var errorResponse models.ErrorResponse
 388         body, err := ioutil.ReadAll(r)
 389         if err != nil {
 390                 t.Errorf("Error cannot deserialize json request")
 391         }
 392         json.Unmarshal(body, &errorResponse)
 393
 394         return errorResponse
 395 }
 396
 397 func initLog(t *testing.T) *logger.Logger {
 398         log, err := logger.InitLogger(logger.InfoLevel)
 399         if err != nil {
 400                 t.Errorf("#delete_all_request_handler_test.TestHandleSuccessFlow - failed to initialize logger, error: %s", err)
 401         }
 402         return log
 403 }
 404
 405 func TestX2ResetHandleSuccessfulRequestedCause(t *testing.T) {
 406         controller, readerMock, _, rmrMessengerMock, _ := setupControllerTest(t)
 407
 408         ranName := "test1"
 409         payload := []byte{0x00, 0x07, 0x00, 0x08, 0x00, 0x00, 0x01, 0x00, 0x05, 0x40, 0x01, 0x40}
 410         var xAction []byte
 411         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_RESET, len(payload), ranName, &payload, &xAction)
 412         rmrMessengerMock.On("SendMsg", msg, mock.Anything).Return(msg, nil)
 413
 414         writer := httptest.NewRecorder()
 415
 416         var nodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED}
 417         readerMock.On("GetNodeb", ranName).Return(nodeb, nil)
 418
 419         data4Req := map[string]interface{}{"cause": "protocol:transfer-syntax-error"}
 420         b := new(bytes.Buffer)
 421         _ = json.NewEncoder(b).Encode(data4Req)
 422         req, _ := http.NewRequest("PUT", "https://localhost:3800/nodeb-reset", b)
 423         req = mux.SetURLVars(req, map[string]string{"ranName": ranName})
 424
 425         controller.X2Reset(writer, req)
 426         assert.Equal(t, http.StatusNoContent, writer.Result().StatusCode)
 427
 428 }
 429
 430 func TestX2ResetHandleSuccessfulRequestedDefault(t *testing.T) {
 431         controller, readerMock, _, rmrMessengerMock, _ := setupControllerTest(t)
 432
 433         ranName := "test1"
 434         // o&m intervention
 435         payload := []byte{0x00, 0x07, 0x00, 0x08, 0x00, 0x00, 0x01, 0x00, 0x05, 0x40, 0x01, 0x64}
 436         var xAction []byte
 437         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_RESET, len(payload), ranName, &payload, &xAction)
 438         rmrMessengerMock.On("SendMsg", msg, true).Return(msg, nil)
 439
 440         writer := httptest.NewRecorder()
 441
 442         var nodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED}
 443         readerMock.On("GetNodeb", ranName).Return(nodeb, nil)
 444
 445         // no body
 446         b := new(bytes.Buffer)
 447         req, _ := http.NewRequest("PUT", "https://localhost:3800/nodeb-reset", b)
 448         req = mux.SetURLVars(req, map[string]string{"ranName": ranName})
 449
 450         controller.X2Reset(writer, req)
 451         assert.Equal(t, http.StatusNoContent, writer.Result().StatusCode)
 452
 453 }
 454
 455 func TestX2ResetHandleFailureInvalidBody(t *testing.T) {
 456         controller, _, _, _ , _:= setupControllerTest(t)
 457
 458         ranName := "test1"
 459
 460         writer := httptest.NewRecorder()
 461
 462         // Invalid json: attribute name without quotes (should be "cause":).
 463         b := strings.NewReader("{cause:\"protocol:transfer-syntax-error\"")
 464         req, _ := http.NewRequest("PUT", "https://localhost:3800/nodeb-reset", b)
 465         req = mux.SetURLVars(req, map[string]string{"ranName": ranName})
 466
 467         controller.X2Reset(writer, req)
 468         assert.Equal(t, http.StatusBadRequest, writer.Result().StatusCode)
 469
 470 }
 471
 472 func TestHandleErrorResponse(t *testing.T) {
 473         controller, _, _, _ , _:= setupControllerTest(t)
 474
 475         writer := httptest.NewRecorder()
 476         controller.handleErrorResponse(e2managererrors.NewRnibDbError(), writer)
 477         assert.Equal(t, http.StatusInternalServerError, writer.Result().StatusCode)
 478
 479         writer = httptest.NewRecorder()
 480         controller.handleErrorResponse(e2managererrors.NewCommandAlreadyInProgressError(), writer)
 481         assert.Equal(t, http.StatusMethodNotAllowed, writer.Result().StatusCode)
 482
 483         writer = httptest.NewRecorder()
 484         controller.handleErrorResponse(e2managererrors.NewHeaderValidationError(), writer)
 485         assert.Equal(t, http.StatusUnsupportedMediaType, writer.Result().StatusCode)
 486
 487         writer = httptest.NewRecorder()
 488         controller.handleErrorResponse(e2managererrors.NewWrongStateError("", ""), writer)
 489         assert.Equal(t, http.StatusBadRequest, writer.Result().StatusCode)
 490
 491         writer = httptest.NewRecorder()
 492         controller.handleErrorResponse(e2managererrors.NewRequestValidationError(), writer)
 493         assert.Equal(t, http.StatusBadRequest, writer.Result().StatusCode)
 494
 495         writer = httptest.NewRecorder()
 496         controller.handleErrorResponse(e2managererrors.NewRmrError(), writer)
 497         assert.Equal(t, http.StatusInternalServerError, writer.Result().StatusCode)
 498
 499         writer = httptest.NewRecorder()
 500         controller.handleErrorResponse(e2managererrors.NewResourceNotFoundError(), writer)
 501         assert.Equal(t, http.StatusNotFound, writer.Result().StatusCode)
 502
 503         writer = httptest.NewRecorder()
 504         controller.handleErrorResponse(fmt.Errorf("ErrorError"), writer)
 505         assert.Equal(t, http.StatusInternalServerError, writer.Result().StatusCode)
 506 }
 507
 508 func getRmrSender(rmrMessengerMock *mocks.RmrMessengerMock, log *logger.Logger) *rmrsender.RmrSender {
 509         rmrMessenger := rmrCgo.RmrMessenger(rmrMessengerMock)
 510         rmrMessengerMock.On("Init", tests.GetPort(), tests.MaxMsgSize, tests.Flags, log).Return(&rmrMessenger)
 511         return rmrsender.NewRmrSender(log, rmrMessenger)
 512 }