1 /* 2 Copyright 2023 The Kubernetes Authors. 3 4 Licensed under the Apache License, Version 2.0 (the "License"); 5 you may not use this file except in compliance with the License. 6 You may obtain a copy of the License at 7 8 http://www.apache.org/licenses/LICENSE-2.0 9 10 Unless required by applicable law or agreed to in writing, software 11 distributed under the License is distributed on an "AS IS" BASIS, 12 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 See the License for the specific language governing permissions and 14 limitations under the License. 15 */ 16 17 package v1 18 19 import ( 20 "reflect" 21 "strings" 22 "testing" 23 ) 24 25 // Test_ServiceSpecRemovedFieldProtobufNumberReservation tests that the reserved protobuf field numbers 26 // for removed fields are not re-used. DO NOT remove this test for any reason, this ensures that tombstoned 27 // protobuf field numbers are not accidentally reused by other fields. 28 func Test_NetworkPolicyRemovedFieldProtobufNumberReservation(t *testing.T) { 29 obj := reflect.ValueOf(NetworkPolicy{}).Type() 30 for i := 0; i < obj.NumField(); i++ { 31 f := obj.Field(i) 32 protobufSpec := f.Tag.Get("protobuf") 33 if protobufSpec == "" { 34 continue 35 } 36 37 protobufNum := strings.Split(protobufSpec, ",")[1] 38 if protobufNum == "3" { 39 t.Errorf("protobuf 3 in NetworkPolicy is reserved for removed status field") 40 } 41 } 42 } 43