E2Manager/providers/rmrmsghandlerprovider/notification_handler_provider_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 rmrmsghandlerprovider
  19
  20 import (
  21         "e2mgr/configuration"
  22         "e2mgr/converters"
  23         "e2mgr/handlers/rmrmsghandlers"
  24         "e2mgr/logger"
  25         "e2mgr/managers"
  26         "e2mgr/mocks"
  27         "e2mgr/rNibWriter"
  28         "e2mgr/services"
  29         "e2mgr/services/rmrsender"
  30         "e2mgr/tests"
  31         "fmt"
  32         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/reader"
  33         "strings"
  34         "testing"
  35
  36         "e2mgr/rmrCgo"
  37 )
  38
  39 /*
  40  * Verify support for known providers.
  41  */
  42
  43 func initTestCase(t *testing.T) (*logger.Logger, services.RNibDataService, *managers.RanReconnectionManager, *managers.RanStatusChangeManager, *rmrsender.RmrSender, *managers.X2SetupResponseManager, *managers.X2SetupFailureResponseManager) {
  44         logger := initLog(t)
  45         config := &configuration.Configuration{RnibRetryIntervalMs: 10, MaxRnibConnectionAttempts: 3}
  46
  47         readerMock := &mocks.RnibReaderMock{}
  48         rnibReaderProvider := func() reader.RNibReader {
  49                 return readerMock
  50         }
  51         writerMock := &mocks.RnibWriterMock{}
  52         rnibWriterProvider := func() rNibWriter.RNibWriter {
  53                 return writerMock
  54         }
  55
  56         rmrSender := initRmrSender(&mocks.RmrMessengerMock{}, logger)
  57         rnibDataService := services.NewRnibDataService(logger, config, rnibReaderProvider, rnibWriterProvider)
  58         ranSetupManager := managers.NewRanSetupManager(logger, rmrSender, rnibDataService)
  59         ranReconnectionManager := managers.NewRanReconnectionManager(logger, configuration.ParseConfiguration(), rnibDataService, ranSetupManager)
  60         ranStatusChangeManager := managers.NewRanStatusChangeManager(logger, rmrSender)
  61
  62         x2SetupResponseConverter := converters.NewX2SetupResponseConverter(logger)
  63         x2SetupResponseManager := managers.NewX2SetupResponseManager(x2SetupResponseConverter)
  64
  65         x2SetupFailureResponseConverter := converters.NewX2SetupFailureResponseConverter(logger)
  66         x2SetupFailureResponseManager := managers.NewX2SetupFailureResponseManager(x2SetupFailureResponseConverter)
  67
  68
  69         return logger, rnibDataService, ranReconnectionManager, ranStatusChangeManager, rmrSender, x2SetupResponseManager, x2SetupFailureResponseManager
  70 }
  71
  72 func TestGetNotificationHandlerSuccess(t *testing.T) {
  73
  74         logger, rnibDataService, ranReconnectionManager, ranStatusChangeManager, rmrSender, x2SetupResponseManager, x2SetupFailureResponseManager := initTestCase(t)
  75
  76         var testCases = []struct {
  77                 msgType int
  78                 handler rmrmsghandlers.NotificationHandler
  79         }{
  80                 {rmrCgo.RIC_X2_SETUP_RESP, rmrmsghandlers.NewSetupResponseNotificationHandler(logger,rnibDataService, x2SetupResponseManager, ranStatusChangeManager, rmrCgo.RIC_X2_SETUP_RESP)},
  81                 {rmrCgo.RIC_X2_SETUP_FAILURE, rmrmsghandlers.NewSetupResponseNotificationHandler(logger,rnibDataService, x2SetupFailureResponseManager, ranStatusChangeManager, rmrCgo.RIC_X2_SETUP_FAILURE)},
  82                 {rmrCgo.RIC_ENDC_X2_SETUP_RESP, rmrmsghandlers.NewSetupResponseNotificationHandler(logger,rnibDataService, managers.NewEndcSetupResponseManager(), ranStatusChangeManager, rmrCgo.RIC_ENDC_X2_SETUP_RESP)},
  83                 {rmrCgo.RIC_ENDC_X2_SETUP_FAILURE, rmrmsghandlers.NewSetupResponseNotificationHandler(logger,rnibDataService, managers.NewEndcSetupFailureResponseManager(), ranStatusChangeManager, rmrCgo.RIC_ENDC_X2_SETUP_FAILURE),},
  84                 {rmrCgo.RIC_SCTP_CONNECTION_FAILURE, rmrmsghandlers.NewRanLostConnectionHandler(logger,ranReconnectionManager)},
  85                 {rmrCgo.RIC_ENB_LOAD_INFORMATION, rmrmsghandlers.NewEnbLoadInformationNotificationHandler(logger,rnibDataService, converters.NewEnbLoadInformationExtractor(logger))},
  86                 {rmrCgo.RIC_ENB_CONF_UPDATE, rmrmsghandlers.NewX2EnbConfigurationUpdateHandler(logger, rmrSender)},
  87                 {rmrCgo.RIC_ENDC_CONF_UPDATE, rmrmsghandlers.NewEndcConfigurationUpdateHandler(logger, rmrSender)},
  88                 {rmrCgo.RIC_E2_TERM_INIT, rmrmsghandlers.NewE2TermInitNotificationHandler(logger,ranReconnectionManager, rnibDataService)},
  89                 {rmrCgo.RIC_X2_RESET_RESP, rmrmsghandlers.NewX2ResetResponseHandler(logger, rnibDataService, ranStatusChangeManager, converters.NewX2ResetResponseExtractor(logger))},
  90                 {rmrCgo.RIC_X2_RESET, rmrmsghandlers.NewX2ResetRequestNotificationHandler(logger,rnibDataService, ranStatusChangeManager, rmrSender)},
  91         }
  92
  93         for _, tc := range testCases {
  94
  95                 provider := NewNotificationHandlerProvider(logger, rnibDataService, ranReconnectionManager, ranStatusChangeManager, rmrSender, x2SetupResponseManager, x2SetupFailureResponseManager)
  96                 t.Run(fmt.Sprintf("%d", tc.msgType), func(t *testing.T) {
  97                         handler, err := provider.GetNotificationHandler(tc.msgType)
  98                         if err != nil {
  99                                 t.Errorf("want: handler for message type %d, got: error %s", tc.msgType, err)
 100                         }
 101                         //Note struct is empty, so it will match any other empty struct.
 102                         // https://golang.org/ref/spec#Comparison_operators: Struct values are comparable if all their fields are comparable. Two struct values are equal if their corresponding non-blank fields are equal.
 103                         if /*handler != tc.handler &&*/ strings.Compare(fmt.Sprintf("%T", handler), fmt.Sprintf("%T", tc.handler)) != 0 {
 104                                 t.Errorf("want: handler %T for message type %d, got: %T", tc.handler, tc.msgType, handler)
 105                         }
 106                 })
 107         }
 108 }
 109
 110 /*
 111  * Verify handling of a request for an unsupported message.
 112  */
 113
 114 func TestGetNotificationHandlerFailure(t *testing.T) {
 115
 116         var testCases = []struct {
 117                 msgType   int
 118                 errorText string
 119         }{
 120                 {9999 /*unknown*/, "notification handler not found"},
 121         }
 122         for _, tc := range testCases {
 123
 124                 logger, rnibDataService, ranReconnectionManager, ranStatusChangeManager, rmrSender, x2SetupResponseManager, x2SetupFailureResponseManager := initTestCase(t)
 125                 provider := NewNotificationHandlerProvider(logger, rnibDataService, ranReconnectionManager, ranStatusChangeManager, rmrSender, x2SetupResponseManager, x2SetupFailureResponseManager)
 126                 t.Run(fmt.Sprintf("%d", tc.msgType), func(t *testing.T) {
 127                         _, err := provider.GetNotificationHandler(tc.msgType)
 128                         if err == nil {
 129                                 t.Errorf("want: no handler for message type %d, got: success", tc.msgType)
 130                         }
 131                         if !strings.Contains(fmt.Sprintf("%s", err), tc.errorText) {
 132                                 t.Errorf("want: error [%s] for message type %d, got: %s", tc.errorText, tc.msgType, err)
 133                         }
 134                 })
 135         }
 136 }
 137
 138 // TODO: extract to test_utils
 139 func initRmrSender(rmrMessengerMock *mocks.RmrMessengerMock, log *logger.Logger) *rmrsender.RmrSender {
 140         rmrMessenger := rmrCgo.RmrMessenger(rmrMessengerMock)
 141         rmrMessengerMock.On("Init", tests.GetPort(), tests.MaxMsgSize, tests.Flags, log).Return(&rmrMessenger)
 142         return rmrsender.NewRmrSender(log, &rmrMessenger)
 143 }
 144
 145 // TODO: extract to test_utils
 146 func initLog(t *testing.T) *logger.Logger {
 147         log, err := logger.InitLogger(logger.InfoLevel)
 148         if err != nil {
 149                 t.Errorf("#delete_all_request_handler_test.TestHandleSuccessFlow - failed to initialize logger, error: %s", err)
 150         }
 151         return log
 152 }