blob: 07c452ba2809bfb64fe0a034b010e9db631ab88f [file] [log] [blame]
// 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 descfmt
import (
"testing"
)
// TestDescriptorAccessors tests that descriptorAccessors is up-to-date.
func TestDescriptorAccessors(t *testing.T) {
ignore := map[string]bool{
"ParentFile": true,
"Parent": true,
"Index": true,
"Syntax": true,
"Name": true,
"FullName": true,
"IsPlaceholder": true,
"ProtoInternal": true,
"ProtoType": true,
"DescriptorByName": true, // specific to FileDescriptor
"DefaultEnumValue": true, // specific to FieldDescriptor
"MapKey": true, // specific to FieldDescriptor
"MapValue": true, // specific to FieldDescriptor
// TODO: Remove this.
"Oneof": true, // specific to FieldDescriptor
"Extendee": true, // specific to FieldDescriptor
// TODO: These should be removed or handled.
"DescriptorProto": true,
"ExtensionRangeOptions": true,
"Options": 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)
}
}
}
}