diff --git a/internal/pkg/afrouter/method-details_test.go b/internal/pkg/afrouter/method-details_test.go
new file mode 100644
index 0000000..061b4db
--- /dev/null
+++ b/internal/pkg/afrouter/method-details_test.go
@@ -0,0 +1,48 @@
+/*
+ * Copyright 2019-present Open Networking Foundation
+
+ * 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.
+ */
+
+package afrouter
+
+import (
+	"reflect"
+	"testing"
+)
+
+func Test_newMethodDetails(t *testing.T) {
+	type args struct {
+		fullMethodName string
+	}
+	tests := []struct {
+		name string
+		args args
+		want methodDetails
+	}{
+		// TODO: Add test cases.
+		{"newMethodDetails-1", args{fullMethodName: "/voltha.VolthaService/EnableDevice"},
+			methodDetails{all: "/voltha.VolthaService/EnableDevice", pkg: "voltha", service: "VolthaService", method: "EnableDevice"}},
+		{"newMethodDetails-2", args{fullMethodName: "/voltha.VolthaService/DisableDevice"},
+			methodDetails{all: "/voltha.VolthaService/DisableDevice", pkg: "voltha", service: "VolthaService", method: "DisableDevice"}},
+		{"newMethodDetails-3", args{fullMethodName: "/voltha.VolthaService/ListDevicePorts"},
+			methodDetails{all: "/voltha.VolthaService/ListDevicePorts", pkg: "voltha", service: "VolthaService", method: "ListDevicePorts"}},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if got := newMethodDetails(tt.args.fullMethodName); !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("newMethodDetails() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}