syntax = "proto2";
option java_package = "kotlinx.serialization.protobuf";

message TestInt32 {
    required int32 a = 1;
}

message TestSignedInt {
    required sint32 a = 1;
}

message TestSignedLong {
    required sint64 a = 1;
}

message TestFixedInt {
    required fixed32 a = 1;
}

message TestDouble {
    required double a = 1;
}

message TestBoolean {
    required bool a = 1;
}

message TestAllTypes {
    required int32 i32 = 1;
    required sint32 si32 = 2;
    required fixed32 f32 = 3;
    required int64 i64 = 10;
    required sint64 si64 = 11;
    required fixed64 f64 = 12;
    required float f = 21;
    required double d = 22;
    required bool b = 41;
    required string s = 51;
}

message TestOuterMessage {
    required int32 a = 1;
    required double b = 2;
    required TestAllTypes inner = 10;
    required string s = 20;
}

message TestRepeatedIntMessage {
    required int32 s = 1;
    repeated int32 b = 10;
}

message TestRepeatedObjectMessage {
    repeated TestAllTypes inner = 1;
}

message TestEnum {
    enum Coffee {
        Americano = 0;
        Latte = 1;
        Capuccino = 2;
        NoCoffee = -1;
    }
    required Coffee a = 1;
}

enum TestEnumWithIds {
    First = 10;
    Second = 20;
}

message EnumHolder {
    required TestEnumWithIds a = 5;
}

message TestMap {
    map<string, string> stringMap = 1;
    map<int32, TestAllTypes> intObjectMap = 2;
}

message MessageWithOptionals {
    optional int32 a = 1;
    optional string b = 2;
    optional Position c = 3;
    optional int32 d = 4 [default = 99];
    repeated int32 e = 5;

    enum Position {
        FIRST = 0;
        SECOND = 1;
    }
}