E2Manager/handlers/setup_request_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
  18 package handlers
  19
  20 import (
  21         "bytes"
  22         "e2mgr/logger"
  23         "e2mgr/mocks"
  24         "e2mgr/models"
  25         "e2mgr/rNibWriter"
  26         "e2mgr/sessions"
  27         "fmt"
  28         "github.com/stretchr/testify/assert"
  29         "strings"
  30         "sync"
  31         "testing"
  32         "time"
  33 )
  34
  35 func TestNewSetupRequestHandler(t *testing.T) {
  36
  37         rnibWriterProvider := func() rNibWriter.RNibWriter {
  38                 return &mocks.RnibWriterMock{}
  39         }
  40
  41         h := NewSetupRequestHandler(rnibWriterProvider)
  42         assert.NotNil(t, h)
  43 }
  44
  45 func TestCreateMessageSuccess(t *testing.T) {
  46         log, err := logger.InitLogger(logger.InfoLevel)
  47         if err != nil {
  48                 t.Errorf("#setup_request_handler_test.TestCreateMessageSuccess - failed to initialize logger, error: %s", err)
  49         }
  50         messageChannel := make(chan *models.E2RequestMessage)
  51         assert.NotPanics(t, func() { createMsg(log, messageChannel) })
  52         assert.NotEmpty(t, <-messageChannel)
  53 }
  54
  55 func TestParseRicId(t *testing.T) {
  56         var testCases = []struct {
  57                 ricId       string
  58                 pLMNId      []byte
  59                 eNBId       []byte
  60                 eNBIdBitqty uint
  61                 failure     error
  62         }{
  63                 {
  64                         ricId:       "bbbccc-abcd02/18",
  65                         pLMNId:      []byte{0xbb, 0xbc, 0xcc},
  66                         eNBId:       []byte{0xab, 0xcd, 0x2}, /*00000010 -> 10000000*/
  67                         eNBIdBitqty: shortMacro_eNB_ID,
  68                 },
  69                 {
  70                         ricId:       "bbbccc-abcd0e/20",
  71                         pLMNId:      []byte{0xbb, 0xbc, 0xcc},
  72                         eNBId:       []byte{0xab, 0xcd, 0xe},
  73                         eNBIdBitqty: macro_eNB_ID,
  74                 },
  75                 {
  76                         ricId:       "bbbccc-abcd07/21",
  77                         pLMNId:      []byte{0xbb, 0xbc, 0xcc},
  78                         eNBId:       []byte{0xab, 0xcd, 0x7}, /*00000111 -> 00111000*/
  79                         eNBIdBitqty: longMacro_eNB_ID,
  80                 },
  81                 {
  82                         ricId:       "bbbccc-abcdef08/28",
  83                         pLMNId:      []byte{0xbb, 0xbc, 0xcc},
  84                         eNBId:       []byte{0xab, 0xcd, 0xef, 0x8},
  85                         eNBIdBitqty: home_eNB_ID,
  86                 },
  87                 {
  88                         ricId:   "",
  89                         failure: fmt.Errorf("unable to extract the value of RIC_ID: EOF"),
  90                 },
  91
  92                 {
  93                         ricId:   "bbbccc",
  94                         failure: fmt.Errorf("unable to extract the value of RIC_ID: unexpected EOF"),
  95                 },
  96                 {
  97                         ricId:   "bbbccc-",
  98                         failure: fmt.Errorf("unable to extract the value of RIC_ID: EOF"),
  99                 },
 100                 {
 101                         ricId:   "-bbbccc",
 102                         failure: fmt.Errorf("%s", "unable to extract the value of RIC_ID: no hex data for %x string"),
 103                 },
 104                 {
 105                         ricId:   "/20",
 106                         failure: fmt.Errorf("%s", "unable to extract the value of RIC_ID: no hex data for %x string"),
 107                 },
 108                 {
 109                         ricId:   "bbbcccdd-abcdef08/28", // pLMNId too long
 110                         failure: fmt.Errorf("unable to extract the value of RIC_ID: input does not match format"),
 111                 },
 112                 {
 113                         ricId:   "bbbccc-abcdef0809/28", // eNBId too long
 114                         failure: fmt.Errorf("unable to extract the value of RIC_ID: input does not match format"),
 115                 },
 116
 117                 {
 118                         ricId:   "bbbc-abcdef08/28", // pLMNId too short
 119                         failure: fmt.Errorf("invalid value for RIC_ID, len(pLMNId:[187 188]) != 3"),
 120                 },
 121                 {
 122                         ricId:   "bbbccc-abcd/28", // eNBId too short
 123                         failure: fmt.Errorf("invalid value for RIC_ID, len(eNBId:[171 205]) != 3 or 4"),
 124                 },
 125                 {
 126                         ricId:   "bbbccc-abcdef08/239", // bit quantity too long - no error, will return 23 (which is invalid)
 127                         failure: fmt.Errorf("invalid value for RIC_ID, eNBIdBitqty: 23"),
 128                 },
 129         }
 130
 131         for _, tc := range testCases {
 132                 t.Run(tc.ricId, func(t *testing.T) {
 133
 134                         err := parseRicID(tc.ricId)
 135                         if err != nil {
 136                                 if tc.failure == nil {
 137                                         t.Errorf("want: success, got: parse failed. Error: %v\n", err)
 138                                 } else {
 139                                         if strings.Compare(err.Error(), tc.failure.Error()) != 0 {
 140                                                 t.Errorf("want: %s, got: %s\n", err, tc.failure)
 141                                         }
 142                                 }
 143                         } else {
 144                                 if bytes.Compare(tc.pLMNId, pLMNId) != 0 {
 145                                         t.Errorf("want: pLMNId = %v, got: pLMNId = %v", tc.pLMNId, pLMNId)
 146                                 }
 147
 148                                 if bytes.Compare(tc.eNBId, eNBId) != 0 {
 149                                         t.Errorf("want: eNBId = %v, got: eNBId = %v", tc.eNBId, eNBId)
 150                                 }
 151
 152                                 if tc.eNBIdBitqty != eNBIdBitqty {
 153                                         t.Errorf("want: eNBIdBitqty = %d, got: eNBIdBitqty = %d", tc.eNBIdBitqty, eNBIdBitqty)
 154                                 }
 155                         }
 156                 })
 157         }
 158 }
 159 func createMsg(log *logger.Logger, messageChannel chan *models.E2RequestMessage) {
 160         h := SetupRequestHandler{}
 161         E2Sessions := make(sessions.E2Sessions)
 162         var wg sync.WaitGroup
 163         var rd models.RequestDetails
 164         go h.CreateMessage(log, &rd, messageChannel, E2Sessions, time.Now(), wg)
 165         wg.Wait()
 166 }