E2Manager/handlers/rmrmsghandlers/x2_reset_response_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
  21 package rmrmsghandlers
  22
  23 import (
  24         "e2mgr/configuration"
  25         "e2mgr/converters"
  26         "e2mgr/enums"
  27         "e2mgr/logger"
  28         "e2mgr/managers"
  29         "e2mgr/mocks"
  30         "e2mgr/models"
  31         "e2mgr/rmrCgo"
  32         "e2mgr/services"
  33         "fmt"
  34         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/common"
  35         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
  36         "testing"
  37         "time"
  38 )
  39
  40 const (
  41         SuccessfulX2ResetResponsePackedPdu = "200700080000010011400100"
  42         SuccessfulX2ResetResponsePackedPduEmptyIEs = "20070003000000"
  43         UnsuccessfulX2ResetResponsePackedPdu = "2007000d00000100114006080000000d00"
  44 )
  45
  46 func initX2ResetResponseHandlerTest(t *testing.T) (X2ResetResponseHandler, *mocks.RnibReaderMock, *mocks.RmrMessengerMock) {
  47         log, err := logger.InitLogger(logger.InfoLevel)
  48         config := &configuration.Configuration{RnibRetryIntervalMs: 10, MaxRnibConnectionAttempts: 3}
  49         if err != nil {
  50                 t.Errorf("#initX2ResetResponseHandlerTest - failed to initialize logger, error: %s", err)
  51         }
  52         readerMock := &mocks.RnibReaderMock{}
  53
  54         rnibDataService := services.NewRnibDataService(log, config, readerMock, nil)
  55
  56         rmrMessengerMock := &mocks.RmrMessengerMock{}
  57         rmrSender := initRmrSender(rmrMessengerMock, log)
  58         ranStatusChangeManager := managers.NewRanStatusChangeManager(log, rmrSender)
  59
  60         h := NewX2ResetResponseHandler(log, rnibDataService, ranStatusChangeManager, converters.NewX2ResetResponseExtractor(log))
  61         return h, readerMock, rmrMessengerMock
  62 }
  63
  64 func TestX2ResetResponseSuccess(t *testing.T) {
  65         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
  66         var payload []byte
  67         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPdu, "%x", &payload)
  68         if err != nil {
  69                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
  70         }
  71
  72         var xAction []byte
  73         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
  74         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, NodeType: entities.Node_ENB}
  75         var rnibErr error
  76         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
  77         ranRestartedMbuf := getRanRestartedMbuf(nb.NodeType, enums.RIC_TO_RAN)
  78         rmrMessengerMock.On("SendMsg", ranRestartedMbuf, true).Return(&rmrCgo.MBuf{}, err)
  79         h.Handle(&notificationRequest)
  80         rmrMessengerMock.AssertCalled(t, "SendMsg", ranRestartedMbuf, true)
  81 }
  82
  83 func TestX2ResetResponseSuccessEmptyIEs(t *testing.T) {
  84         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
  85         var payload []byte
  86         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPduEmptyIEs, "%x", &payload)
  87         if err != nil {
  88                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
  89         }
  90
  91         var xAction []byte
  92         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
  93         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, NodeType: entities.Node_ENB}
  94         var rnibErr error
  95         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
  96         ranRestartedMbuf := getRanRestartedMbuf(nb.NodeType, enums.RIC_TO_RAN)
  97         rmrMessengerMock.On("SendMsg", ranRestartedMbuf, true).Return(&rmrCgo.MBuf{}, err)
  98         h.Handle(&notificationRequest)
  99         rmrMessengerMock.AssertCalled(t, "SendMsg", ranRestartedMbuf, true)
 100 }
 101
 102 func TestX2ResetResponseShuttingDown(t *testing.T) {
 103         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 104         var payload []byte
 105         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPdu, "%x", &payload)
 106         if err != nil {
 107                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
 108         }
 109
 110         var xAction []byte
 111         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 112         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_SHUTTING_DOWN, NodeType: entities.Node_ENB}
 113         var rnibErr error
 114         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 115         h.Handle(&notificationRequest)
 116         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 117 }
 118
 119 func TestX2ResetResponseInvalidConnectionStatus(t *testing.T) {
 120         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 121         var payload []byte
 122         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPdu, "%x", &payload)
 123         if err != nil {
 124                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
 125         }
 126
 127         var xAction []byte
 128         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 129         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, NodeType: entities.Node_ENB}
 130         var rnibErr error
 131         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 132         h.Handle(&notificationRequest)
 133         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 134 }
 135
 136 func TestX2ResetResponseError(t *testing.T) {
 137         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 138         var payload []byte
 139         _, err := fmt.Sscanf(UnsuccessfulX2ResetResponsePackedPdu, "%x", &payload)
 140         if err != nil {
 141                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
 142         }
 143
 144         var xAction []byte
 145         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 146         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, NodeType: entities.Node_ENB}
 147         var rnibErr error
 148         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 149         h.Handle(&notificationRequest)
 150         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 151 }
 152
 153 func TestX2ResetResponseGetNodebFailure(t *testing.T) {
 154         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 155
 156         var payload []byte
 157         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPdu, "%x", &payload)
 158         if err != nil {
 159                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
 160         }
 161
 162         var xAction []byte
 163         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 164
 165         var nb *entities.NodebInfo
 166         rnibErr := common.NewResourceNotFoundError("nodeb not found")
 167         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 168
 169         h.Handle(&notificationRequest)
 170         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 171 }
 172
 173 func TestX2ResetResponseUnpackFailure(t *testing.T) {
 174         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 175
 176         payload := []byte("Invalid payload")
 177         var xAction []byte
 178         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 179         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, NodeType: entities.Node_ENB}
 180         var rnibErr error
 181         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 182
 183         h.Handle(&notificationRequest)
 184         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 185 }