E2Manager/handlers/httpmsghandlers/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 httpmsghandlers
  19
  20 import (
  21         "bytes"
  22         "e2mgr/e2pdus"
  23         "e2mgr/logger"
  24         "e2mgr/mocks"
  25         "e2mgr/models"
  26         "e2mgr/rNibWriter"
  27         "e2mgr/sessions"
  28         "fmt"
  29         "github.com/stretchr/testify/assert"
  30         "strings"
  31         "sync"
  32         "testing"
  33         "time"
  34 )
  35
  36 func TestNewSetupRequestHandler(t *testing.T) {
  37
  38         rnibWriterProvider := func() rNibWriter.RNibWriter {
  39                 return &mocks.RnibWriterMock{}
  40         }
  41
  42         h := NewSetupRequestHandler(rnibWriterProvider)
  43         assert.NotNil(t, h)
  44 }
  45
  46 func TestCreateMessageSuccess(t *testing.T) {
  47         log, err := logger.InitLogger(logger.InfoLevel)
  48         if err != nil {
  49                 t.Errorf("#setup_request_handler_test.TestCreateMessageSuccess - failed to initialize logger, error: %s", err)
  50         }
  51         messageChannel := make(chan *models.E2RequestMessage)
  52         assert.NotPanics(t, func() { createMsg(log, messageChannel) })
  53         assert.NotEmpty(t, <-messageChannel)
  54 }
  55
  56 func TestParseRicId(t *testing.T) {
  57         var testCases = []struct {
  58                 ricId       string
  59                 pLMNId      []byte
  60                 eNBId       []byte
  61                 eNBIdBitqty uint
  62                 failure     error
  63         }{
  64                 {
  65                         ricId:       "bbbccc-abcd02/18",
  66                         pLMNId:      []byte{0xbb, 0xbc, 0xcc},
  67                         eNBId:       []byte{0xab, 0xcd, 0x2}, /*00000010 -> 10000000*/
  68                         eNBIdBitqty: e2pdus.ShortMacro_eNB_ID,
  69                 },
  70                 {
  71                         ricId:       "bbbccc-abcd0e/20",
  72                         pLMNId:      []byte{0xbb, 0xbc, 0xcc},
  73                         eNBId:       []byte{0xab, 0xcd, 0xe},
  74                         eNBIdBitqty: e2pdus.Macro_eNB_ID,
  75                 },
  76                 {
  77                         ricId:       "bbbccc-abcd07/21",
  78                         pLMNId:      []byte{0xbb, 0xbc, 0xcc},
  79                         eNBId:       []byte{0xab, 0xcd, 0x7}, /*00000111 -> 00111000*/
  80                         eNBIdBitqty: e2pdus.LongMacro_eNB_ID,
  81                 },
  82                 {
  83                         ricId:       "bbbccc-abcdef08/28",
  84                         pLMNId:      []byte{0xbb, 0xbc, 0xcc},
  85                         eNBId:       []byte{0xab, 0xcd, 0xef, 0x8},
  86                         eNBIdBitqty: e2pdus.Home_eNB_ID,
  87                 },
  88                 {
  89                         ricId:   "",
  90                         failure: fmt.Errorf("unable to extract the value of RIC_ID: EOF"),
  91                 },
  92
  93                 {
  94                         ricId:   "bbbccc",
  95                         failure: fmt.Errorf("unable to extract the value of RIC_ID: unexpected EOF"),
  96                 },
  97                 {
  98                         ricId:   "bbbccc-",
  99                         failure: fmt.Errorf("unable to extract the value of RIC_ID: EOF"),
 100                 },
 101                 {
 102                         ricId:   "-bbbccc",
 103                         failure: fmt.Errorf("%s", "unable to extract the value of RIC_ID: no hex data for %x string"),
 104                 },
 105                 {
 106                         ricId:   "/20",
 107                         failure: fmt.Errorf("%s", "unable to extract the value of RIC_ID: no hex data for %x string"),
 108                 },
 109                 {
 110                         ricId:   "bbbcccdd-abcdef08/28", // pLMNId too long
 111                         failure: fmt.Errorf("unable to extract the value of RIC_ID: input does not match format"),
 112                 },
 113                 {
 114                         ricId:   "bbbccc-abcdef0809/28", // eNBId too long
 115                         failure: fmt.Errorf("unable to extract the value of RIC_ID: input does not match format"),
 116                 },
 117
 118                 {
 119                         ricId:   "bbbc-abcdef08/28", // pLMNId too short
 120                         failure: fmt.Errorf("invalid value for RIC_ID, len(pLMNId:[187 188]) != 3"),
 121                 },
 122                 {
 123                         ricId:   "bbbccc-abcd/28", // eNBId too short
 124                         failure: fmt.Errorf("invalid value for RIC_ID, len(eNBId:[171 205]) != 3 or 4"),
 125                 },
 126                 {
 127                         ricId:   "bbbccc-abcdef08/239", // bit quantity too long - no error, will return 23 (which is invalid)
 128                         failure: fmt.Errorf("invalid value for RIC_ID, eNBIdBitqty: 23"),
 129                 },
 130         }
 131
 132         for _, tc := range testCases {
 133                 t.Run(tc.ricId, func(t *testing.T) {
 134
 135                         err := parseRicID(tc.ricId)
 136                         if err != nil {
 137                                 if tc.failure == nil {
 138                                         t.Errorf("want: success, got: parse failed. Error: %v\n", err)
 139                                 } else {
 140                                         if strings.Compare(err.Error(), tc.failure.Error()) != 0 {
 141                                                 t.Errorf("want: %s, got: %s\n", err, tc.failure)
 142                                         }
 143                                 }
 144                         } else {
 145                                 if bytes.Compare(tc.pLMNId, pLMNId) != 0 {
 146                                         t.Errorf("want: pLMNId = %v, got: pLMNId = %v", tc.pLMNId, pLMNId)
 147                                 }
 148
 149                                 if bytes.Compare(tc.eNBId, eNBId) != 0 {
 150                                         t.Errorf("want: eNBId = %v, got: eNBId = %v", tc.eNBId, eNBId)
 151                                 }
 152
 153                                 if tc.eNBIdBitqty != eNBIdBitqty {
 154                                         t.Errorf("want: eNBIdBitqty = %d, got: eNBIdBitqty = %d", tc.eNBIdBitqty, eNBIdBitqty)
 155                                 }
 156                         }
 157                 })
 158         }
 159 }
 160 func createMsg(log *logger.Logger, messageChannel chan *models.E2RequestMessage) {
 161         h := SetupRequestHandler{}
 162         E2Sessions := make(sessions.E2Sessions)
 163         var wg sync.WaitGroup
 164         var rd models.RequestDetails
 165         go h.CreateMessage(log, &rd, messageChannel, E2Sessions, time.Now(), wg)
 166         wg.Wait()
 167 }