First commit

setup/e2mgr/E2Manager/e2pdus/x2_setup_requests_test.go

@@ -0,0 +1,135 @@
+/*
+ *   Copyright (c) 2019 AT&T Intellectual Property.
+ *
+ *   Licensed under the Apache License, Version 2.0 (the "License");
+ *   you may not use this file except in compliance with the License.
+ *   You may obtain a copy of the License at
+ *
+ *       http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *   Unless required by applicable law or agreed to in writing, software
+ *   distributed under the License is distributed on an "AS IS" BASIS,
+ *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *   See the License for the specific language governing permissions and
+ *   limitations under the License.
+ */
+
+/*
+ * This source code is part of the near-RT RIC (RAN Intelligent Controller)
+ * platform project (RICP).
+ */
+
+package e2pdus
+
+import (
+	"bytes"
+	"fmt"
+	"strings"
+	"testing"
+)
+
+
+func TestParseRicId(t *testing.T) {
+	var testCases = []struct {
+		ricId       string
+		pLMNId      []byte
+		eNBId       []byte
+		eNBIdBitqty uint
+		failure     error
+	}{
+		{
+			ricId:       "bbbccc-abcd02/18",
+			pLMNId:      []byte{0xbb, 0xbc, 0xcc},
+			eNBId:       []byte{0xab, 0xcd, 0x2}, /*00000010 -> 10000000*/
+			eNBIdBitqty: ShortMacro_eNB_ID,
+		},
+		{
+			ricId:       "bbbccc-abcd0e/20",
+			pLMNId:      []byte{0xbb, 0xbc, 0xcc},
+			eNBId:       []byte{0xab, 0xcd, 0xe},
+			eNBIdBitqty: Macro_eNB_ID,
+		},
+		{
+			ricId:       "bbbccc-abcd07/21",
+			pLMNId:      []byte{0xbb, 0xbc, 0xcc},
+			eNBId:       []byte{0xab, 0xcd, 0x7}, /*00000111 -> 00111000*/
+			eNBIdBitqty: LongMacro_eNB_ID,
+		},
+		{
+			ricId:       "bbbccc-abcdef08/28",
+			pLMNId:      []byte{0xbb, 0xbc, 0xcc},
+			eNBId:       []byte{0xab, 0xcd, 0xef, 0x8},
+			eNBIdBitqty: Home_eNB_ID,
+		},
+		{
+			ricId:   "",
+			failure: fmt.Errorf("unable to extract the value of RIC_ID: EOF"),
+		},
+
+		{
+			ricId:   "bbbccc",
+			failure: fmt.Errorf("unable to extract the value of RIC_ID: unexpected EOF"),
+		},
+		{
+			ricId:   "bbbccc-",
+			failure: fmt.Errorf("unable to extract the value of RIC_ID: EOF"),
+		},
+		{
+			ricId:   "-bbbccc",
+			failure: fmt.Errorf("%s", "unable to extract the value of RIC_ID: no hex data for %x string"),
+		},
+		{
+			ricId:   "/20",
+			failure: fmt.Errorf("%s", "unable to extract the value of RIC_ID: no hex data for %x string"),
+		},
+		{
+			ricId:   "bbbcccdd-abcdef08/28", // pLMNId too long
+			failure: fmt.Errorf("unable to extract the value of RIC_ID: input does not match format"),
+		},
+		{
+			ricId:   "bbbccc-abcdef0809/28", // eNBId too long
+			failure: fmt.Errorf("unable to extract the value of RIC_ID: input does not match format"),
+		},
+
+		{
+			ricId:   "bbbc-abcdef08/28", // pLMNId too short
+			failure: fmt.Errorf("invalid value for RIC_ID, len(pLMNId:[187 188]) != 3"),
+		},
+		{
+			ricId:   "bbbccc-abcd/28", // eNBId too short
+			failure: fmt.Errorf("invalid value for RIC_ID, len(eNBId:[171 205]) != 3 or 4"),
+		},
+		{
+			ricId:   "bbbccc-abcdef08/239", // bit quantity too long - no error, will return 23 (which is invalid)
+			failure: fmt.Errorf("invalid value for RIC_ID, eNBIdBitqty: 23"),
+		},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.ricId, func(t *testing.T) {
+
+			err := parseRicID(tc.ricId)
+			if err != nil {
+				if tc.failure == nil {
+					t.Errorf("want: success, got: parse failed. Error: %v\n", err)
+				} else {
+					if strings.Compare(err.Error(), tc.failure.Error()) != 0 {
+						t.Errorf("want: %s, got: %s\n", err, tc.failure)
+					}
+				}
+			} else {
+				if bytes.Compare(tc.pLMNId, pLMNId) != 0 {
+					t.Errorf("want: pLMNId = %v, got: pLMNId = %v", tc.pLMNId, pLMNId)
+				}
+
+				if bytes.Compare(tc.eNBId, eNBId) != 0 {
+					t.Errorf("want: eNBId = %v, got: eNBId = %v", tc.eNBId, eNBId)
+				}
+
+				if tc.eNBIdBitqty != eNBIdBitqty {
+					t.Errorf("want: eNBIdBitqty = %d, got: eNBIdBitqty = %d", tc.eNBIdBitqty, eNBIdBitqty)
+				}
+			}
+		})
+	}
+}