E2Manager/providers/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 providers
  19
  20 import (
  21         "e2mgr/mocks"
  22         "e2mgr/rNibWriter"
  23         "fmt"
  24         "gerrit.o-ran-sc.org/r/ric-plt/nodeb-rnib.git/reader"
  25         "strings"
  26         "testing"
  27
  28         "e2mgr/handlers"
  29         "e2mgr/rmrCgo"
  30 )
  31
  32 /*
  33  * Verify support for known providers.
  34  */
  35
  36 func TestGetNotificationHandlerSuccess(t *testing.T) {
  37         readerMock := &mocks.RnibReaderMock{}
  38         rnibReaderProvider := func() reader.RNibReader {
  39                 return readerMock
  40         }
  41         writerMock := &mocks.RnibWriterMock{}
  42         rnibWriterProvider := func() rNibWriter.RNibWriter {
  43                 return writerMock
  44         }
  45         var testCases = []struct {
  46                 msgType int
  47                 handler handlers.NotificationHandler
  48         }{
  49                 {rmrCgo.RIC_X2_SETUP_RESP /*successful x2 setup response*/, handlers.X2SetupResponseNotificationHandler{}},
  50                 {rmrCgo.RIC_X2_SETUP_FAILURE /*unsuccessful x2 setup response*/, handlers.X2SetupFailureResponseNotificationHandler{}},
  51                 {rmrCgo.RIC_ENDC_X2_SETUP_RESP /*successful en-dc x2 setup response*/, handlers.EndcX2SetupResponseNotificationHandler{}},
  52                 {rmrCgo.RIC_ENDC_X2_SETUP_FAILURE /*unsuccessful en-dc x2 setup response*/, handlers.EndcX2SetupFailureResponseNotificationHandler{}},
  53                 {rmrCgo.RIC_SCTP_CONNECTION_FAILURE /*sctp errors*/, handlers.NewRanLostConnectionHandler(rnibReaderProvider, rnibWriterProvider)},
  54                 {rmrCgo.RIC_ENB_LOAD_INFORMATION, handlers.NewEnbLoadInformationNotificationHandler(rnibWriterProvider)},
  55                 {rmrCgo.RIC_ENB_CONF_UPDATE, handlers.X2EnbConfigurationUpdateHandler{}},
  56                 {rmrCgo.RIC_ENDC_CONF_UPDATE, handlers.EndcConfigurationUpdateHandler{}},
  57         }
  58         for _, tc := range testCases {
  59
  60                 provider := NewNotificationHandlerProvider(rnibReaderProvider, rnibWriterProvider)
  61                 t.Run(fmt.Sprintf("%d", tc.msgType), func(t *testing.T) {
  62                         handler, err := provider.GetNotificationHandler(tc.msgType)
  63                         if err != nil {
  64                                 t.Errorf("want: handler for message type %d, got: error %s", tc.msgType, err)
  65                         }
  66                         //Note struct is empty, so it will match any other empty struct.
  67                         // 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.
  68                         if /*handler != tc.handler &&*/ strings.Compare(fmt.Sprintf("%T", handler), fmt.Sprintf("%T", tc.handler)) != 0 {
  69                                 t.Errorf("want: handler %T for message type %d, got: %T", tc.handler, tc.msgType, handler)
  70                         }
  71                 })
  72         }
  73 }
  74
  75 /*
  76  * Verify handling of a request for an unsupported message.
  77  */
  78
  79 func TestGetNotificationHandlerFailure(t *testing.T) {
  80         var testCases = []struct {
  81                 msgType   int
  82                 errorText string
  83         }{
  84                 {9999 /*unknown*/, "notification handler not found"},
  85         }
  86         for _, tc := range testCases {
  87                 readerMock := &mocks.RnibReaderMock{}
  88                 rnibReaderProvider := func() reader.RNibReader {
  89                         return readerMock
  90                 }
  91                 writerMock := &mocks.RnibWriterMock{}
  92                 rnibWriterProvider := func() rNibWriter.RNibWriter {
  93                         return writerMock
  94                 }
  95                 provider := NewNotificationHandlerProvider(rnibReaderProvider, rnibWriterProvider)
  96                 t.Run(fmt.Sprintf("%d", tc.msgType), func(t *testing.T) {
  97                         _, err := provider.GetNotificationHandler(tc.msgType)
  98                         if err == nil {
  99                                 t.Errorf("want: no handler for message type %d, got: success", tc.msgType)
 100                         }
 101                         if !strings.Contains(fmt.Sprintf("%s", err), tc.errorText) {
 102                                 t.Errorf("want: error [%s] for message type %d, got: %s", tc.errorText, tc.msgType, err)
 103                         }
 104                 })
 105         }
 106 }