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         InfoLevel := int8(3)
  48         log, err := logger.InitLogger(InfoLevel)
  49         config := &configuration.Configuration{RnibRetryIntervalMs: 10, MaxRnibConnectionAttempts: 3}
  50         if err != nil {
  51                 t.Errorf("#initX2ResetResponseHandlerTest - failed to initialize logger, error: %s", err)
  52         }
  53         readerMock := &mocks.RnibReaderMock{}
  54
  55         rnibDataService := services.NewRnibDataService(log, config, readerMock, nil)
  56
  57         rmrMessengerMock := &mocks.RmrMessengerMock{}
  58         rmrSender := initRmrSender(rmrMessengerMock, log)
  59         ranStatusChangeManager := managers.NewRanStatusChangeManager(log, rmrSender)
  60
  61         h := NewX2ResetResponseHandler(log, rnibDataService, ranStatusChangeManager, converters.NewX2ResetResponseExtractor(log))
  62         return h, readerMock, rmrMessengerMock
  63 }
  64
  65 func TestX2ResetResponseSuccess(t *testing.T) {
  66         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
  67         var payload []byte
  68         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPdu, "%x", &payload)
  69         if err != nil {
  70                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
  71         }
  72
  73         var xAction []byte
  74         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
  75         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, NodeType: entities.Node_ENB}
  76         var rnibErr error
  77         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
  78         ranRestartedMbuf := getRanRestartedMbuf(nb.NodeType, enums.RIC_TO_RAN)
  79         rmrMessengerMock.On("SendMsg", ranRestartedMbuf, true).Return(&rmrCgo.MBuf{}, err)
  80         h.Handle(&notificationRequest)
  81         rmrMessengerMock.AssertCalled(t, "SendMsg", ranRestartedMbuf, true)
  82 }
  83
  84 func TestX2ResetResponseSuccessEmptyIEs(t *testing.T) {
  85         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
  86         var payload []byte
  87         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPduEmptyIEs, "%x", &payload)
  88         if err != nil {
  89                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
  90         }
  91
  92         var xAction []byte
  93         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
  94         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, NodeType: entities.Node_ENB}
  95         var rnibErr error
  96         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
  97         ranRestartedMbuf := getRanRestartedMbuf(nb.NodeType, enums.RIC_TO_RAN)
  98         rmrMessengerMock.On("SendMsg", ranRestartedMbuf, true).Return(&rmrCgo.MBuf{}, err)
  99         h.Handle(&notificationRequest)
 100         rmrMessengerMock.AssertCalled(t, "SendMsg", ranRestartedMbuf, true)
 101 }
 102
 103 func TestX2ResetResponseShuttingDown(t *testing.T) {
 104         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 105         var payload []byte
 106         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPdu, "%x", &payload)
 107         if err != nil {
 108                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
 109         }
 110
 111         var xAction []byte
 112         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 113         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_SHUTTING_DOWN, NodeType: entities.Node_ENB}
 114         var rnibErr error
 115         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 116         h.Handle(&notificationRequest)
 117         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 118 }
 119
 120 func TestX2ResetResponseInvalidConnectionStatus(t *testing.T) {
 121         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 122         var payload []byte
 123         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPdu, "%x", &payload)
 124         if err != nil {
 125                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
 126         }
 127
 128         var xAction []byte
 129         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 130         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, NodeType: entities.Node_ENB}
 131         var rnibErr error
 132         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 133         h.Handle(&notificationRequest)
 134         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 135 }
 136
 137 func TestX2ResetResponseError(t *testing.T) {
 138         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 139         var payload []byte
 140         _, err := fmt.Sscanf(UnsuccessfulX2ResetResponsePackedPdu, "%x", &payload)
 141         if err != nil {
 142                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
 143         }
 144
 145         var xAction []byte
 146         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 147         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, NodeType: entities.Node_ENB}
 148         var rnibErr error
 149         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 150         h.Handle(&notificationRequest)
 151         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 152 }
 153
 154 func TestX2ResetResponseGetNodebFailure(t *testing.T) {
 155         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 156
 157         var payload []byte
 158         _, err := fmt.Sscanf(SuccessfulX2ResetResponsePackedPdu, "%x", &payload)
 159         if err != nil {
 160                 t.Fatalf("Failed converting packed pdu. Error: %v\n", err)
 161         }
 162
 163         var xAction []byte
 164         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 165
 166         var nb *entities.NodebInfo
 167         rnibErr := common.NewResourceNotFoundError("nodeb not found")
 168         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 169
 170         h.Handle(&notificationRequest)
 171         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 172 }
 173
 174 func TestX2ResetResponseUnpackFailure(t *testing.T) {
 175         h, readerMock, rmrMessengerMock := initX2ResetResponseHandlerTest(t)
 176
 177         payload := []byte("Invalid payload")
 178         var xAction []byte
 179         notificationRequest := models.NotificationRequest{RanName: RanName, Len: len(payload), Payload: payload, StartTime: time.Now(), TransactionId: xAction}
 180         nb := &entities.NodebInfo{RanName: RanName, ConnectionStatus: entities.ConnectionStatus_CONNECTED, NodeType: entities.Node_ENB}
 181         var rnibErr error
 182         readerMock.On("GetNodeb", RanName).Return(nb, rnibErr)
 183
 184         h.Handle(&notificationRequest)
 185         rmrMessengerMock.AssertNotCalled(t, "SendMsg")
 186 }