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
  18 package rmrmsghandlers
  19
  20 import (
  21         "e2mgr/configuration"
  22         "e2mgr/converters"
  23         "e2mgr/enums"
  24         "e2mgr/logger"
  25         "e2mgr/managers"
  26         "e2mgr/mocks"
  27         "e2mgr/models"
  28         "e2mgr/rmrCgo"
  29         "e2mgr/services"
  30         "fmt"
  31         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/common"
  32         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
  33         "testing"
  34         "time"
  35 )
  36
  37 const (
  38         SuccessfulX2ResetResponsePackedPdu = "200700080000010011400100"
  39         SuccessfulX2ResetResponsePackedPduEmptyIEs = "20070003000000"
  40         UnsuccessfulX2ResetResponsePackedPdu = "2007000d00000100114006080000000d00"
  41 )
  42
  43 func initX2ResetResponseHandlerTest(t *testing.T) (X2ResetResponseHandler, *mocks.RnibReaderMock, *mocks.RmrMessengerMock) {
  44         log, err := logger.InitLogger(logger.InfoLevel)
  45         config := &configuration.Configuration{RnibRetryIntervalMs: 10, MaxRnibConnectionAttempts: 3}
  46         if err != nil {
  47                 t.Errorf("#initX2ResetResponseHandlerTest - failed to initialize logger, error: %s", err)
  48         }
  49         readerMock := &mocks.RnibReaderMock{}
  50
  51         rnibDataService := services.NewRnibDataService(log, config, readerMock, nil)
  52
  53         rmrMessengerMock := &mocks.RmrMessengerMock{}
  54         rmrSender := initRmrSender(rmrMessengerMock, log)
  55         ranStatusChangeManager := managers.NewRanStatusChangeManager(log, rmrSender)
  56
  57         h := NewX2ResetResponseHandler(log, rnibDataService, ranStatusChangeManager, converters.NewX2ResetResponseExtractor(log))
  58         return h, readerMock, rmrMessengerMock
  59 }
  60
  61 func TestX2ResetResponseSuccess(t *testing.T) {
  62         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
  63         var payload []byte
  64         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPdu, "%x", &payload)
  65         if err != nil {
  66                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
  67         }
  68
  69         var xAction []byte
  70         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
  71         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, NodeType: entities.Node_ENB}
  72         var rnibErr error
  73         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
  74         ranRestartedMbuf := getRanRestartedMbuf(nb.NodeType, enums.RIC_TO_RAN)
  75         rmrMessengerMock.On("SendMsg", ranRestartedMbuf).Return(&rmrCgo.MBuf{}, err)
  76         h.Handle(&notificationRequest)
  77         rmrMessengerMock.AssertCalled(t, "SendMsg", ranRestartedMbuf)
  78 }
  79
  80 func TestX2ResetResponseSuccessEmptyIEs(t *testing.T) {
  81         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
  82         var payload []byte
  83         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPduEmptyIEs, "%x", &payload)
  84         if err != nil {
  85                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
  86         }
  87
  88         var xAction []byte
  89         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
  90         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, NodeType: entities.Node_ENB}
  91         var rnibErr error
  92         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
  93         ranRestartedMbuf := getRanRestartedMbuf(nb.NodeType, enums.RIC_TO_RAN)
  94         rmrMessengerMock.On("SendMsg", ranRestartedMbuf).Return(&rmrCgo.MBuf{}, err)
  95         h.Handle(&notificationRequest)
  96         rmrMessengerMock.AssertCalled(t, "SendMsg", ranRestartedMbuf)
  97 }
  98
  99 func TestX2ResetResponseShuttingDown(t *testing.T) {
 100         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 101         var payload []byte
 102         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPdu, "%x", &payload)
 103         if err != nil {
 104                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
 105         }
 106
 107         var xAction []byte
 108         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 109         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_SHUTTING_DOWN, NodeType: entities.Node_ENB}
 110         var rnibErr error
 111         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 112         h.Handle(&notificationRequest)
 113         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 114 }
 115
 116 func TestX2ResetResponseInvalidConnectionStatus(t *testing.T) {
 117         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 118         var payload []byte
 119         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPdu, "%x", &payload)
 120         if err != nil {
 121                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
 122         }
 123
 124         var xAction []byte
 125         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 126         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, NodeType: entities.Node_ENB}
 127         var rnibErr error
 128         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 129         h.Handle(&notificationRequest)
 130         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 131 }
 132
 133 func TestX2ResetResponseError(t *testing.T) {
 134         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 135         var payload []byte
 136         _, err := fmt.Sscanf(UnsuccessfulX2ResetResponsePackedPdu, "%x", &payload)
 137         if err != nil {
 138                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
 139         }
 140
 141         var xAction []byte
 142         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 143         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, NodeType: entities.Node_ENB}
 144         var rnibErr error
 145         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 146         h.Handle(&notificationRequest)
 147         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 148 }
 149
 150 func TestX2ResetResponseGetNodebFailure(t *testing.T) {
 151         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 152
 153         var payload []byte
 154         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPdu, "%x", &payload)
 155         if err != nil {
 156                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
 157         }
 158
 159         var xAction []byte
 160         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 161
 162         var nb *entities.NodebInfo
 163         rnibErr := common.NewResourceNotFoundError("nodeb not found")
 164         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 165
 166         h.Handle(&notificationRequest)
 167         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 168 }
 169
 170 func TestX2ResetResponseUnpackFailure(t *testing.T) {
 171         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 172
 173         payload := []byte("Invalid payload")
 174         var xAction []byte
 175         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 176         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, NodeType: entities.Node_ENB}
 177         var rnibErr error
 178         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 179
 180         h.Handle(&notificationRequest)
 181         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 182 }