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