|  | // 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 | 
|  |  | 
|  | // LINT: ALLOW_GROUPS | 
|  |  | 
|  | syntax = "proto2"; | 
|  |  | 
|  | package upb_test; | 
|  |  | 
|  | import "google/protobuf/test_messages_proto3.proto"; | 
|  |  | 
|  | message TestExtensions { | 
|  | extensions 1000 to max; | 
|  | extend TestExtensions { | 
|  | optional int32 optional_int32_ext = 1000; | 
|  | } | 
|  | message Nested { | 
|  | extend TestExtensions { | 
|  | repeated int32 repeated_int32_ext = 1001; | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | extend TestExtensions { | 
|  | optional protobuf_test_messages.proto3.TestAllTypesProto3 optional_msg_ext = | 
|  | 1002; | 
|  | } | 
|  |  | 
|  | message TestMessageSet { | 
|  | option message_set_wire_format = true; | 
|  |  | 
|  | extensions 4 to max; | 
|  | } | 
|  |  | 
|  | message MessageSetMember { | 
|  | optional int32 optional_int32 = 1; | 
|  | extend TestMessageSet { | 
|  | optional MessageSetMember message_set_extension = 4; | 
|  | } | 
|  | } | 
|  |  | 
|  | message FakeMessageSet { | 
|  | repeated group Item = 1 { | 
|  | optional int32 type_id = 2; | 
|  | optional bytes message = 3; | 
|  | optional int32 unknown_varint = 4; | 
|  | optional fixed32 unknown_fixed32 = 5; | 
|  | optional fixed64 unknown_fixed64 = 6; | 
|  | optional bytes unknown_bytes = 7; | 
|  | optional group UnknownGroup = 8 {} | 
|  | } | 
|  | } | 
|  |  | 
|  | message Proto2EnumMessage { | 
|  | enum Proto2TestEnum { | 
|  | ZERO = 0; | 
|  | NEGATIVE = -1; | 
|  | SMALL = 15; | 
|  | LARGE = 12345; | 
|  | } | 
|  |  | 
|  | optional Proto2TestEnum optional_enum = 1; | 
|  | repeated Proto2TestEnum repeated_enum = 2; | 
|  | repeated Proto2TestEnum packed_enum = 3 [packed = true]; | 
|  | } | 
|  |  | 
|  | // The same fields as Proto2EnumMessage, but with int32 fields so we can fake | 
|  | // wire format. | 
|  | message Proto2FakeEnumMessage { | 
|  | optional int32 optional_enum = 1; | 
|  | repeated int32 repeated_enum = 2; | 
|  | repeated int32 packed_enum = 3 [packed = true]; | 
|  | } | 
|  |  | 
|  | message EmptyMessage {} | 
|  |  | 
|  | message TestRequiredFields { | 
|  | required int32 required_int32 = 1; | 
|  | optional int32 optional_int32 = 2; | 
|  | required int64 required_int64 = 3; | 
|  | optional TestRequiredFields optional_message = 4; | 
|  | required EmptyMessage required_message = 5; | 
|  | } | 
|  |  | 
|  | message SubMessageHasRequired { | 
|  | optional TestRequiredFields optional_message = 1; | 
|  | } | 
|  |  | 
|  | message TestMaxRequiredFields { | 
|  | required int32 required_int32_1 = 1; | 
|  | required int32 required_int32_2 = 2; | 
|  | required int32 required_int32_3 = 3; | 
|  | required int32 required_int32_4 = 4; | 
|  | required int32 required_int32_5 = 5; | 
|  | required int32 required_int32_6 = 6; | 
|  | required int32 required_int32_7 = 7; | 
|  | required int32 required_int32_8 = 8; | 
|  | required int32 required_int32_9 = 9; | 
|  | required int32 required_int32_10 = 10; | 
|  | required int32 required_int32_11 = 11; | 
|  | required int32 required_int32_12 = 12; | 
|  | required int32 required_int32_13 = 13; | 
|  | required int32 required_int32_14 = 14; | 
|  | required int32 required_int32_15 = 15; | 
|  | required int32 required_int32_16 = 16; | 
|  | required int32 required_int32_17 = 17; | 
|  | required int32 required_int32_18 = 18; | 
|  | required int32 required_int32_19 = 19; | 
|  | required int32 required_int32_20 = 20; | 
|  | required int32 required_int32_21 = 21; | 
|  | required int32 required_int32_22 = 22; | 
|  | required int32 required_int32_23 = 23; | 
|  | required int32 required_int32_24 = 24; | 
|  | required int32 required_int32_25 = 25; | 
|  | required int32 required_int32_26 = 26; | 
|  | required int32 required_int32_27 = 27; | 
|  | required int32 required_int32_28 = 28; | 
|  | required int32 required_int32_29 = 29; | 
|  | required int32 required_int32_30 = 30; | 
|  | required int32 required_int32_31 = 31; | 
|  | required int32 required_int32_32 = 32; | 
|  | required int32 required_int32_33 = 33; | 
|  | required int32 required_int32_34 = 34; | 
|  | required int32 required_int32_35 = 35; | 
|  | required int32 required_int32_36 = 36; | 
|  | required int32 required_int32_37 = 37; | 
|  | required int32 required_int32_38 = 38; | 
|  | required int32 required_int32_39 = 39; | 
|  | required int32 required_int32_40 = 40; | 
|  | required int32 required_int32_41 = 41; | 
|  | required int32 required_int32_42 = 42; | 
|  | required int32 required_int32_43 = 43; | 
|  | required int32 required_int32_44 = 44; | 
|  | required int32 required_int32_45 = 45; | 
|  | required int32 required_int32_46 = 46; | 
|  | required int32 required_int32_47 = 47; | 
|  | required int32 required_int32_48 = 48; | 
|  | required int32 required_int32_49 = 49; | 
|  | required int32 required_int32_50 = 50; | 
|  | required int32 required_int32_51 = 51; | 
|  | required int32 required_int32_52 = 52; | 
|  | required int32 required_int32_53 = 53; | 
|  | required int32 required_int32_54 = 54; | 
|  | required int32 required_int32_55 = 55; | 
|  | required int32 required_int32_56 = 56; | 
|  | required int32 required_int32_57 = 57; | 
|  | required int32 required_int32_58 = 58; | 
|  | required int32 required_int32_59 = 59; | 
|  | required int32 required_int32_60 = 60; | 
|  | required int32 required_int32_61 = 61; | 
|  | required int32 required_int32_62 = 62; | 
|  | } | 
|  |  | 
|  | message TestMapField { | 
|  | enum EnumMap { | 
|  | ZERO = 0; | 
|  | ONE = 1; | 
|  | TWO = 2; | 
|  | } | 
|  | map<int32, EnumMap> map_field = 1; | 
|  | } | 
|  |  | 
|  | message TestMapFieldExtra { | 
|  | enum EnumMap { | 
|  | ZERO = 0; | 
|  | ONE = 1; | 
|  | TWO = 2; | 
|  | THREE = 3; | 
|  | } | 
|  | map<int32, EnumMap> map_field = 1; | 
|  | } | 
|  |  | 
|  | message TestNameConflict { | 
|  | map<string, string> map_field = 1; | 
|  | optional bool clear_map_field = 2; | 
|  | } |