python/google/protobuf/internal/test_proto2.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

syntax = "proto2";

package google.protobuf.python.internal;

message TestProto2 {
  message NestedMessage {
    // The field name "b" fails to compile in proto1 because it conflicts with
    // a local variable named "b" in one of the generated methods.  Doh.
    // This file needs to compile in proto1 to test backwards-compatibility.
    optional int32 bb = 1;
  }

  enum NestedEnum {
    UNSPECIFIED = 0;
    FOO = 1;
    BAR = 2;
    BAZ = 3;
    NEG = -1;  // Intentionally negative.
  }

  optional int32 optional_int32 = 1;
  optional double optional_double = 12;
  optional bool optional_bool = 13;
  optional string optional_string = 14;
  optional bytes optional_bytes = 15;

  optional NestedMessage optional_nested_message = 18;
  optional NestedEnum optional_nested_enum = 21;

  repeated int32 repeated_int32 = 22;
  repeated NestedMessage repeated_nested_message = 23;
}