src/google/protobuf/unittest_preserve_unknown_enum2.proto

// Protocol Buffers - Google's data interchange format
// Copyright 2008 Google Inc.  All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd

edition = "2023";

package proto2_preserve_unknown_enum_unittest;

// Treat all enums as closed and use expanded encoding for repeated fields by
// default (proto2 behavior).
option features.enum_type = CLOSED;
option features.repeated_field_encoding = EXPANDED;

enum MyEnum {
  FOO = 0;
  BAR = 1;
  BAZ = 2;
}

message MyMessage {
  MyEnum e = 1;
  repeated MyEnum repeated_e = 2;
  repeated MyEnum repeated_packed_e = 3
      [features.repeated_field_encoding = PACKED];
  repeated MyEnum repeated_packed_unexpected_e = 4;  // not packed
  oneof o {
    MyEnum oneof_e_1 = 5;
    MyEnum oneof_e_2 = 6;
  }
}