// Copyright 2025 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// This file contains a basic file layout for testing feature resolution.  It is
// constructed in a way where it can be easily transformed to newer editions.

edition = "2023";

package net.proto2.go.testdata.featureresolution;

option go_package = "google.golang.org/protobuf/cmd/protoc-gen-go/testdata/featureresolution";

message TopMessage {
  int32 field = 1;

  oneof o {
    string oneof_field = 2;
  }

  message NestedMessage {
    int32 numeric_field = 1;
  }

  enum NestedEnum {
    UNKNOWN = 0;
    VALUE1 = 1;
    VALUE2 = 2;
  }

  extensions 100 to 199;

  extend TopMessage {
    int32 ext = 100;
  }
}

enum TopEnum {
  TOP_ENUM_UNKNOWN = 0;
  TOP_ENUM_VALUE1 = 1;
  TOP_ENUM_VALUE2 = 2;
}

extend TopMessage {
  string ext = 104;
}

service TopService {
  // Test method.
  rpc Method(TopMessage) returns (TopMessage) {}
}