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/clients"
  22         "e2mgr/configuration"
  23         "e2mgr/converters"
  24         "e2mgr/handlers/rmrmsghandlers"
  25         "e2mgr/logger"
  26         "e2mgr/managers"
  27         "e2mgr/mocks"
  28         "e2mgr/services"
  29         "e2mgr/services/rmrsender"
  30         "e2mgr/tests"
  31         "fmt"
  32         "strings"
  33         "testing"
  34
  35         "e2mgr/rmrCgo"
  36 )
  37
  38 /*
  39  * Verify support for known providers.
  40  */
  41
  42 func initTestCase(t *testing.T) (*logger.Logger, *configuration.Configuration, services.RNibDataService, *rmrsender.RmrSender, *managers.RanSetupManager, managers.IE2TInstancesManager, clients.IRoutingManagerClient) {
  43         logger := initLog(t)
  44         config := &configuration.Configuration{RnibRetryIntervalMs: 10, MaxRnibConnectionAttempts: 3}
  45
  46         readerMock := &mocks.RnibReaderMock{}
  47         writerMock := &mocks.RnibWriterMock{}
  48         httpClient := &mocks.HttpClientMock{}
  49
  50         rmrSender := initRmrSender(&mocks.RmrMessengerMock{}, logger)
  51         rnibDataService := services.NewRnibDataService(logger, config, readerMock, writerMock)
  52         ranSetupManager := managers.NewRanSetupManager(logger, rmrSender, rnibDataService)
  53         e2tInstancesManager := managers.NewE2TInstancesManager(rnibDataService, logger)
  54         routingManagerClient := clients.NewRoutingManagerClient(logger, config, httpClient)
  55
  56         return logger, config, rnibDataService, rmrSender, ranSetupManager, e2tInstancesManager, routingManagerClient
  57 }
  58
  59 func TestGetNotificationHandlerSuccess(t *testing.T) {
  60
  61         logger, config, rnibDataService, rmrSender, ranSetupManager, e2tInstancesManager, routingManagerClient := initTestCase(t)
  62
  63         ranReconnectionManager := managers.NewRanReconnectionManager(logger, configuration.ParseConfiguration(), rnibDataService, ranSetupManager, e2tInstancesManager)
  64         ranStatusChangeManager := managers.NewRanStatusChangeManager(logger, rmrSender)
  65
  66         x2SetupResponseConverter := converters.NewX2SetupResponseConverter(logger)
  67         x2SetupResponseManager := managers.NewX2SetupResponseManager(x2SetupResponseConverter)
  68
  69         x2SetupFailureResponseConverter := converters.NewX2SetupFailureResponseConverter(logger)
  70         x2SetupFailureResponseManager := managers.NewX2SetupFailureResponseManager(x2SetupFailureResponseConverter)
  71
  72         endcSetupResponseConverter := converters.NewEndcSetupResponseConverter(logger)
  73         endcSetupResponseManager := managers.NewEndcSetupResponseManager(endcSetupResponseConverter)
  74
  75
  76         endcSetupFailureResponseConverter := converters.NewEndcSetupFailureResponseConverter(logger)
  77         endcSetupFailureResponseManager := managers.NewEndcSetupFailureResponseManager(endcSetupFailureResponseConverter)
  78
  79
  80         var testCases = []struct {
  81                 msgType int
  82                 handler rmrmsghandlers.NotificationHandler
  83         }{
  84                 {rmrCgo.RIC_X2_SETUP_RESP, rmrmsghandlers.NewSetupResponseNotificationHandler(logger, rnibDataService, x2SetupResponseManager, ranStatusChangeManager, rmrCgo.RIC_X2_SETUP_RESP)},
  85                 {rmrCgo.RIC_X2_SETUP_FAILURE, rmrmsghandlers.NewSetupResponseNotificationHandler(logger, rnibDataService, x2SetupFailureResponseManager, ranStatusChangeManager, rmrCgo.RIC_X2_SETUP_FAILURE)},
  86                 {rmrCgo.RIC_ENDC_X2_SETUP_RESP, rmrmsghandlers.NewSetupResponseNotificationHandler(logger, rnibDataService, endcSetupResponseManager, ranStatusChangeManager, rmrCgo.RIC_ENDC_X2_SETUP_RESP)},
  87                 {rmrCgo.RIC_ENDC_X2_SETUP_FAILURE, rmrmsghandlers.NewSetupResponseNotificationHandler(logger, rnibDataService, endcSetupFailureResponseManager, ranStatusChangeManager, rmrCgo.RIC_ENDC_X2_SETUP_FAILURE),},
  88                 {rmrCgo.RIC_SCTP_CONNECTION_FAILURE, rmrmsghandlers.NewRanLostConnectionHandler(logger, ranReconnectionManager)},
  89                 {rmrCgo.RIC_ENB_LOAD_INFORMATION, rmrmsghandlers.NewEnbLoadInformationNotificationHandler(logger, rnibDataService, converters.NewEnbLoadInformationExtractor(logger))},
  90                 {rmrCgo.RIC_ENB_CONF_UPDATE, rmrmsghandlers.NewX2EnbConfigurationUpdateHandler(logger, rmrSender)},
  91                 {rmrCgo.RIC_ENDC_CONF_UPDATE, rmrmsghandlers.NewEndcConfigurationUpdateHandler(logger, rmrSender)},
  92                 {rmrCgo.RIC_E2_TERM_INIT, rmrmsghandlers.NewE2TermInitNotificationHandler(logger, ranReconnectionManager, rnibDataService, e2tInstancesManager, routingManagerClient)},
  93                 {rmrCgo.E2_TERM_KEEP_ALIVE_RESP, rmrmsghandlers.NewE2TKeepAliveResponseHandler(logger, rnibDataService, e2tInstancesManager)},
  94                 {rmrCgo.RIC_X2_RESET_RESP, rmrmsghandlers.NewX2ResetResponseHandler(logger, rnibDataService, ranStatusChangeManager, converters.NewX2ResetResponseExtractor(logger))},
  95                 {rmrCgo.RIC_X2_RESET, rmrmsghandlers.NewX2ResetRequestNotificationHandler(logger, rnibDataService, ranStatusChangeManager, rmrSender)},
  96         }
  97
  98         for _, tc := range testCases {
  99
 100                 provider := NewNotificationHandlerProvider()
 101                 provider.Init(logger, config, rnibDataService, rmrSender, ranSetupManager, e2tInstancesManager, routingManagerClient)
 102                 t.Run(fmt.Sprintf("%d", tc.msgType), func(t *testing.T) {
 103                         handler, err := provider.GetNotificationHandler(tc.msgType)
 104                         if err != nil {
 105                                 t.Errorf("want: handler for message type %d, got: error %s", tc.msgType, err)
 106                         }
 107                         //Note struct is empty, so it will match any other empty struct.
 108                         // 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.
 109                         if /*handler != tc.handler &&*/ strings.Compare(fmt.Sprintf("%T", handler), fmt.Sprintf("%T", tc.handler)) != 0 {
 110                                 t.Errorf("want: handler %T for message type %d, got: %T", tc.handler, tc.msgType, handler)
 111                         }
 112                 })
 113         }
 114 }
 115
 116 /*
 117  * Verify handling of a request for an unsupported message.
 118  */
 119
 120 func TestGetNotificationHandlerFailure(t *testing.T) {
 121
 122         var testCases = []struct {
 123                 msgType   int
 124                 errorText string
 125         }{
 126                 {9999 /*unknown*/, "notification handler not found"},
 127         }
 128         for _, tc := range testCases {
 129
 130                 logger, config, rnibDataService, rmrSender, ranSetupManager, e2tInstancesManager, routingManagerClient := initTestCase(t)
 131                 provider := NewNotificationHandlerProvider()
 132                 provider.Init(logger, config, rnibDataService, rmrSender, ranSetupManager, e2tInstancesManager, routingManagerClient)
 133                 t.Run(fmt.Sprintf("%d", tc.msgType), func(t *testing.T) {
 134                         _, err := provider.GetNotificationHandler(tc.msgType)
 135                         if err == nil {
 136                                 t.Errorf("want: no handler for message type %d, got: success", tc.msgType)
 137                         }
 138                         if !strings.Contains(fmt.Sprintf("%s", err), tc.errorText) {
 139                                 t.Errorf("want: error [%s] for message type %d, got: %s", tc.errorText, tc.msgType, err)
 140                         }
 141                 })
 142         }
 143 }
 144
 145 // TODO: extract to test_utils
 146 func initRmrSender(rmrMessengerMock *mocks.RmrMessengerMock, log *logger.Logger) *rmrsender.RmrSender {
 147         rmrMessenger := rmrCgo.RmrMessenger(rmrMessengerMock)
 148         rmrMessengerMock.On("Init", tests.GetPort(), tests.MaxMsgSize, tests.Flags, log).Return(&rmrMessenger)
 149         return rmrsender.NewRmrSender(log, rmrMessenger)
 150 }
 151
 152 // TODO: extract to test_utils
 153 func initLog(t *testing.T) *logger.Logger {
 154         log, err := logger.InitLogger(logger.InfoLevel)
 155         if err != nil {
 156                 t.Errorf("#delete_all_request_handler_test.TestHandleSuccessFlow - failed to initialize logger, error: %s", err)
 157         }
 158         return log
 159 }