| // Copyright 2018 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package typefmt |
| |
| import ( |
| "reflect" |
| "testing" |
| |
| pref "github.com/golang/protobuf/v2/reflect/protoreflect" |
| ) |
| |
| // TestDescriptorAccessors tests that descriptorAccessors is up-to-date. |
| func TestDescriptorAccessors(t *testing.T) { |
| ignore := map[string]bool{ |
| "DefaultEnumValue": true, |
| "DescriptorByName": true, |
| "ProtoType": true, |
| } |
| rt := reflect.TypeOf((*pref.Descriptor)(nil)).Elem() |
| for i := 0; i < rt.NumMethod(); i++ { |
| ignore[rt.Method(i).Name] = true |
| } |
| |
| for rt, m := range descriptorAccessors { |
| got := map[string]bool{} |
| for _, s := range m { |
| got[s] = true |
| } |
| want := map[string]bool{} |
| for i := 0; i < rt.NumMethod(); i++ { |
| want[rt.Method(i).Name] = true |
| } |
| |
| // Check if descriptorAccessors contains a non-existent accessor. |
| // If this test fails, remove the accessor from descriptorAccessors. |
| for s := range got { |
| if !want[s] && !ignore[s] { |
| t.Errorf("%v.%v does not exist", rt, s) |
| } |
| } |
| |
| // Check if there are new protoreflect interface methods that are not |
| // handled by the formatter. If this fails, either add the method to |
| // ignore or add them to descriptorAccessors. |
| for s := range want { |
| if !got[s] && !ignore[s] { |
| t.Errorf("%v.%v is not called by formatter", rt, s) |
| } |
| } |
| } |
| } |