syntax = "proto2"; package test; import "github.com/gogo/protobuf/gogoproto/gogo.proto"; option (gogoproto.gostring_all) = true; option (gogoproto.populate_all) = true; option (gogoproto.equal_all) = true; option (gogoproto.testgen_all) = true; option (gogoproto.compare_all) = true; message OneofTest { oneof union { int32 i = 1 [default = 4]; } }