E2Manager/managers/ran_setup_manager_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 managers
  19
  20 import (
  21         "e2mgr/e2managererrors"
  22         "e2mgr/e2pdus"
  23         "e2mgr/logger"
  24         "e2mgr/mocks"
  25         "e2mgr/rNibWriter"
  26         "e2mgr/rmrCgo"
  27         "fmt"
  28         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/common"
  29         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/entities"
  30         "github.com/stretchr/testify/assert"
  31         "github.com/stretchr/testify/mock"
  32         "testing"
  33 )
  34
  35 func TestExecuteSetupConnectingX2Setup(t *testing.T) {
  36         log := initLog(t)
  37
  38         ranName := "test1"
  39
  40         writerMock := &mocks.RnibWriterMock{}
  41         writerProvider := func() rNibWriter.RNibWriter {
  42                 return writerMock
  43         }
  44
  45         var initialNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
  46         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
  47         var rnibErr error
  48         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
  49
  50         payload := e2pdus.PackedX2setupRequest
  51         xaction := []byte(ranName)
  52         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ranName, &payload, &xaction)
  53         rmrMessengerMock := &mocks.RmrMessengerMock{}
  54         rmrMessengerMock.On("SendMsg", mock.Anything, mock.Anything).Return(msg, nil)
  55         rmrService := getRmrService(rmrMessengerMock, log)
  56
  57         mgr := NewRanSetupManager(log, rmrService, writerProvider)
  58         if err := mgr.ExecuteSetup(initialNodeb); err != nil {
  59                 t.Errorf("want: success, got: error: %s", err)
  60         }
  61
  62         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
  63         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 1)
  64 }
  65
  66 func TestExecuteSetupConnectingEndcX2Setup(t *testing.T) {
  67         log := initLog(t)
  68
  69         ranName := "test1"
  70
  71         writerMock := &mocks.RnibWriterMock{}
  72         writerProvider := func() rNibWriter.RNibWriter {
  73                 return writerMock
  74         }
  75
  76         var initialNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_ENDC_X2_SETUP_REQUEST}
  77         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_ENDC_X2_SETUP_REQUEST, ConnectionAttempts: 1}
  78         var rnibErr error
  79         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
  80
  81         payload := e2pdus.PackedEndcX2setupRequest
  82         xaction := []byte(ranName)
  83         msg := rmrCgo.NewMBuf(rmrCgo.RIC_ENDC_X2_SETUP_REQ, len(payload), ranName, &payload, &xaction)
  84         rmrMessengerMock := &mocks.RmrMessengerMock{}
  85         rmrMessengerMock.On("SendMsg", mock.Anything, mock.Anything).Return(msg, nil)
  86         rmrService := getRmrService(rmrMessengerMock, log)
  87
  88         mgr := NewRanSetupManager(log, rmrService, writerProvider)
  89         if err := mgr.ExecuteSetup(initialNodeb); err != nil {
  90                 t.Errorf("want: success, got: error: %s", err)
  91         }
  92
  93         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
  94         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 1)
  95 }
  96
  97 func TestExecuteSetupDisconnected(t *testing.T) {
  98         log := initLog(t)
  99
 100         ranName := "test1"
 101
 102         writerMock := &mocks.RnibWriterMock{}
 103         writerProvider := func() rNibWriter.RNibWriter {
 104                 return writerMock
 105         }
 106
 107         var initialNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 108         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 109         var argNodebDisconnected = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 0}
 110         var rnibErr error
 111         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 112         writerMock.On("UpdateNodebInfo", argNodebDisconnected).Return(rnibErr)
 113
 114         payload := []byte{0}
 115         xaction := []byte(ranName)
 116         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ranName, &payload, &xaction)
 117         rmrMessengerMock := &mocks.RmrMessengerMock{}
 118         rmrMessengerMock.On("SendMsg", mock.Anything, mock.Anything).Return(msg, fmt.Errorf("send failure"))
 119         rmrService := getRmrService(rmrMessengerMock, log)
 120
 121         mgr := NewRanSetupManager(log, rmrService, writerProvider)
 122         if err := mgr.ExecuteSetup(initialNodeb); err == nil {
 123                 t.Errorf("want: failure, got: success")
 124         }
 125
 126         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
 127         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 1)
 128 }
 129
 130 func TestExecuteSetupConnectingRnibError(t *testing.T) {
 131         log := initLog(t)
 132
 133         ranName := "test1"
 134
 135         writerMock := &mocks.RnibWriterMock{}
 136         writerProvider := func() rNibWriter.RNibWriter {
 137                 return writerMock
 138         }
 139
 140         var initialNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 141         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 142         var argNodebDisconnected = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 0}
 143         var rnibErr = common.NewInternalError(fmt.Errorf("DB error"))
 144         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 145         writerMock.On("UpdateNodebInfo", argNodebDisconnected).Return(rnibErr)
 146
 147         payload := []byte{0}
 148         xaction := []byte(ranName)
 149         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ranName, &payload, &xaction)
 150         rmrMessengerMock := &mocks.RmrMessengerMock{}
 151         rmrMessengerMock.On("SendMsg", mock.Anything, mock.Anything).Return(msg, fmt.Errorf("send failure"))
 152         rmrService := getRmrService(rmrMessengerMock, log)
 153
 154         mgr := NewRanSetupManager(log, rmrService, writerProvider)
 155         if err := mgr.ExecuteSetup(initialNodeb); err == nil {
 156                 t.Errorf("want: failure, got: success")
 157         } else {
 158                 assert.IsType(t, e2managererrors.NewRnibDbError(), err)
 159         }
 160
 161         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
 162         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 0)
 163 }
 164
 165 func TestExecuteSetupDisconnectedRnibError(t *testing.T) {
 166         log := initLog(t)
 167
 168         ranName := "test1"
 169
 170         writerMock := &mocks.RnibWriterMock{}
 171         writerProvider := func() rNibWriter.RNibWriter {
 172                 return writerMock
 173         }
 174
 175         var initialNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST}
 176         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 1}
 177         var argNodebDisconnected = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_DISCONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_X2_SETUP_REQUEST, ConnectionAttempts: 0}
 178         var rnibErr error
 179         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 180         writerMock.On("UpdateNodebInfo", argNodebDisconnected).Return(common.NewInternalError(fmt.Errorf("DB error")))
 181
 182         payload := []byte{0}
 183         xaction := []byte(ranName)
 184         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ranName, &payload, &xaction)
 185         rmrMessengerMock := &mocks.RmrMessengerMock{}
 186         rmrMessengerMock.On("SendMsg", mock.Anything, mock.Anything).Return(msg, fmt.Errorf("send failure"))
 187         rmrService := getRmrService(rmrMessengerMock, log)
 188
 189         mgr := NewRanSetupManager(log, rmrService, writerProvider)
 190         if err := mgr.ExecuteSetup(initialNodeb); err == nil {
 191                 t.Errorf("want: failure, got: success")
 192         } else {
 193                 assert.IsType(t, e2managererrors.NewRnibDbError(), err)
 194         }
 195
 196         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 2)
 197         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 1)
 198 }
 199
 200 func TestExecuteSetupUnsupportedProtocol(t *testing.T) {
 201         log := initLog(t)
 202
 203         ranName := "test1"
 204
 205         writerMock := &mocks.RnibWriterMock{}
 206         writerProvider := func() rNibWriter.RNibWriter {
 207                 return writerMock
 208         }
 209
 210         var initialNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTED, E2ApplicationProtocol: entities.E2ApplicationProtocol_UNKNOWN_E2_APPLICATION_PROTOCOL}
 211         var argNodeb = &entities.NodebInfo{ConnectionStatus: entities.ConnectionStatus_CONNECTING, E2ApplicationProtocol: entities.E2ApplicationProtocol_UNKNOWN_E2_APPLICATION_PROTOCOL, ConnectionAttempts: 1}
 212         var rnibErr error
 213         writerMock.On("UpdateNodebInfo", argNodeb).Return(rnibErr)
 214
 215         payload := e2pdus.PackedX2setupRequest
 216         xaction := []byte(ranName)
 217         msg := rmrCgo.NewMBuf(rmrCgo.RIC_X2_SETUP_REQ, len(payload), ranName, &payload, &xaction)
 218         rmrMessengerMock := &mocks.RmrMessengerMock{}
 219         rmrMessengerMock.On("SendMsg", mock.Anything, mock.Anything).Return(msg, nil)
 220         rmrService := getRmrService(rmrMessengerMock, log)
 221
 222         mgr := NewRanSetupManager(log, rmrService, writerProvider)
 223         if err := mgr.ExecuteSetup(initialNodeb); err == nil {
 224                 t.Errorf("want: error, got: success")
 225         }
 226
 227         writerMock.AssertNumberOfCalls(t, "UpdateNodebInfo", 1)
 228         rmrMessengerMock.AssertNumberOfCalls(t, "SendMsg", 0)
 229 }
 230
 231 func initLog(t *testing.T) *logger.Logger {
 232         log, err := logger.InitLogger(logger.InfoLevel)
 233         if err != nil {
 234                 t.Errorf("#initLog test - failed to initialize logger, error: %s", err)
 235         }
 236         return log
 237 }