1// Protocol Buffers - Google's data interchange format 2// Copyright 2008 Google Inc. All rights reserved. 3// 4// Use of this source code is governed by a BSD-style 5// license that can be found in the LICENSE file or at 6// https://developers.google.com/open-source/licenses/bsd 7 8edition = "2023"; 9 10// Treat all fields as implicit present by default (proto3 behavior). 11option features.field_presence = IMPLICIT; 12 13// This file contains definitions that have different behavior in proto3. 14 15// We don't put this in a package within proto2 because we need to make sure 16// that the generated code doesn't depend on being in the proto2 namespace. 17// In map_test_util.h we do "using namespace unittest = protobuf_unittest". 18package proto3_unittest; 19 20message TestProto3BytesMap { 21 map<int32, bytes> map_bytes = 1; 22 map<int32, string> map_string = 2; 23} 24 25message TestI32StrMap { 26 map<int32, string> m_32_str = 1; 27} 28