E2Manager/e2pdus/x2_setup_requests_test.go

   1 /*******************************************************************************
   2  *
   3  *   Copyright (c) 2019 AT&T Intellectual Property.
   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 e2pdus
  19
  20 import (
  21         "bytes"
  22         "fmt"
  23         "strings"
  24         "testing"
  25 )
  26
  27
  28 func TestParseRicId(t *testing.T) {
  29         var testCases = []struct {
  30                 ricId       string
  31                 pLMNId      []byte
  32                 eNBId       []byte
  33                 eNBIdBitqty uint
  34                 failure     error
  35         }{
  36                 {
  37                         ricId:       "bbbccc-abcd02/18",
  38                         pLMNId:      []byte{0xbb, 0xbc, 0xcc},
  39                         eNBId:       []byte{0xab, 0xcd, 0x2}, /*00000010 -> 10000000*/
  40                         eNBIdBitqty: ShortMacro_eNB_ID,
  41                 },
  42                 {
  43                         ricId:       "bbbccc-abcd0e/20",
  44                         pLMNId:      []byte{0xbb, 0xbc, 0xcc},
  45                         eNBId:       []byte{0xab, 0xcd, 0xe},
  46                         eNBIdBitqty: Macro_eNB_ID,
  47                 },
  48                 {
  49                         ricId:       "bbbccc-abcd07/21",
  50                         pLMNId:      []byte{0xbb, 0xbc, 0xcc},
  51                         eNBId:       []byte{0xab, 0xcd, 0x7}, /*00000111 -> 00111000*/
  52                         eNBIdBitqty: LongMacro_eNB_ID,
  53                 },
  54                 {
  55                         ricId:       "bbbccc-abcdef08/28",
  56                         pLMNId:      []byte{0xbb, 0xbc, 0xcc},
  57                         eNBId:       []byte{0xab, 0xcd, 0xef, 0x8},
  58                         eNBIdBitqty: Home_eNB_ID,
  59                 },
  60                 {
  61                         ricId:   "",
  62                         failure: fmt.Errorf("unable to extract the value of RIC_ID: EOF"),
  63                 },
  64
  65                 {
  66                         ricId:   "bbbccc",
  67                         failure: fmt.Errorf("unable to extract the value of RIC_ID: unexpected EOF"),
  68                 },
  69                 {
  70                         ricId:   "bbbccc-",
  71                         failure: fmt.Errorf("unable to extract the value of RIC_ID: EOF"),
  72                 },
  73                 {
  74                         ricId:   "-bbbccc",
  75                         failure: fmt.Errorf("%s", "unable to extract the value of RIC_ID: no hex data for %x string"),
  76                 },
  77                 {
  78                         ricId:   "/20",
  79                         failure: fmt.Errorf("%s", "unable to extract the value of RIC_ID: no hex data for %x string"),
  80                 },
  81                 {
  82                         ricId:   "bbbcccdd-abcdef08/28", // pLMNId too long
  83                         failure: fmt.Errorf("unable to extract the value of RIC_ID: input does not match format"),
  84                 },
  85                 {
  86                         ricId:   "bbbccc-abcdef0809/28", // eNBId too long
  87                         failure: fmt.Errorf("unable to extract the value of RIC_ID: input does not match format"),
  88                 },
  89
  90                 {
  91                         ricId:   "bbbc-abcdef08/28", // pLMNId too short
  92                         failure: fmt.Errorf("invalid value for RIC_ID, len(pLMNId:[187 188]) != 3"),
  93                 },
  94                 {
  95                         ricId:   "bbbccc-abcd/28", // eNBId too short
  96                         failure: fmt.Errorf("invalid value for RIC_ID, len(eNBId:[171 205]) != 3 or 4"),
  97                 },
  98                 {
  99                         ricId:   "bbbccc-abcdef08/239", // bit quantity too long - no error, will return 23 (which is invalid)
 100                         failure: fmt.Errorf("invalid value for RIC_ID, eNBIdBitqty: 23"),
 101                 },
 102         }
 103
 104         for _, tc := range testCases {
 105                 t.Run(tc.ricId, func(t *testing.T) {
 106
 107                         err := parseRicID(tc.ricId)
 108                         if err != nil {
 109                                 if tc.failure == nil {
 110                                         t.Errorf("want: success, got: parse failed. Error: %v\n", err)
 111                                 } else {
 112                                         if strings.Compare(err.Error(), tc.failure.Error()) != 0 {
 113                                                 t.Errorf("want: %s, got: %s\n", err, tc.failure)
 114                                         }
 115                                 }
 116                         } else {
 117                                 if bytes.Compare(tc.pLMNId, pLMNId) != 0 {
 118                                         t.Errorf("want: pLMNId = %v, got: pLMNId = %v", tc.pLMNId, pLMNId)
 119                                 }
 120
 121                                 if bytes.Compare(tc.eNBId, eNBId) != 0 {
 122                                         t.Errorf("want: eNBId = %v, got: eNBId = %v", tc.eNBId, eNBId)
 123                                 }
 124
 125                                 if tc.eNBIdBitqty != eNBIdBitqty {
 126                                         t.Errorf("want: eNBIdBitqty = %d, got: eNBIdBitqty = %d", tc.eNBIdBitqty, eNBIdBitqty)
 127                                 }
 128                         }
 129                 })
 130         }
 131 }