syntax = "proto3"; package A.B.C; message TestMessage { int32 optional_int32 = 1; int64 optional_int64 = 2; uint32 optional_uint32 = 3; uint64 optional_uint64 = 4; bool optional_bool = 5; double optional_double = 6; float optional_float = 7; string optional_string = 8; bytes optional_bytes = 9; TestEnum optional_enum = 10; TestMessage optional_msg = 11; repeated int32 repeated_int32 = 21; repeated int64 repeated_int64 = 22; repeated uint32 repeated_uint32 = 23; repeated uint64 repeated_uint64 = 24; repeated bool repeated_bool = 25; repeated double repeated_double = 26; repeated float repeated_float = 27; repeated string repeated_string = 28; repeated bytes repeated_bytes = 29; repeated TestEnum repeated_enum = 30; repeated TestMessage repeated_msg = 31; oneof my_oneof { int32 oneof_int32 = 41; int64 oneof_int64 = 42; uint32 oneof_uint32 = 43; uint64 oneof_uint64 = 44; bool oneof_bool = 45; double oneof_double = 46; float oneof_float = 47; string oneof_string = 48; bytes oneof_bytes = 49; TestEnum oneof_enum = 50; TestMessage oneof_msg = 51; } map<int32, string> map_int32_string = 61; map<int64, string> map_int64_string = 62; map<uint32, string> map_uint32_string = 63; map<uint64, string> map_uint64_string = 64; map<bool, string> map_bool_string = 65; map<string, string> map_string_string = 66; map<string, TestMessage> map_string_msg = 67; map<string, TestEnum> map_string_enum = 68; map<string, int32> map_string_int32 = 69; map<string, bool> map_string_bool = 70; message NestedMessage { int32 foo = 1; } NestedMessage nested_message = 80; } enum TestEnum { Default = 0; A = 1; B = 2; C = 3; }