|  | // Protocol Buffers - Google's data interchange format | 
|  | // Copyright 2023 Google LLC.  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 = "proto3"; | 
|  |  | 
|  | package upb.test; | 
|  |  | 
|  | import "google/protobuf/descriptor.proto"; | 
|  |  | 
|  | extend google.protobuf.MessageOptions { | 
|  | optional string my_option = 51235; | 
|  | } | 
|  |  | 
|  | message MyMessage3 { | 
|  | option (my_option) = "Hello world!"; | 
|  | } | 
|  |  | 
|  | message TestMessage3 { | 
|  | optional int32 i32 = 1; | 
|  | repeated int32 r_i32 = 2; | 
|  | optional string str = 3; | 
|  | repeated string r_str = 4; | 
|  | optional TestMessage3 msg = 5; | 
|  | repeated TestMessage3 r_msg = 6; | 
|  | } | 
|  |  | 
|  | // See the InitialFieldOneOf test in test_mini_table_oneof.cc. | 
|  | message TestOneOfInitialField { | 
|  | oneof oneof_field { | 
|  | int32 a = 1; | 
|  | uint32 b = 2; | 
|  | } | 
|  |  | 
|  | float c = 3; | 
|  | } |