// Deserializing into the TestEmptyMessage such that every field
// is an {@link UnknownFieldSet.Field}.
UnittestProto.TestEmptyMessage eUnknownFields =
UnittestProto.TestEmptyMessage.parseFrom(e.toByteArray());
UnittestProto.TestEmptyMessage fUnknownFields =
UnittestProto.TestEmptyMessage.parseFrom(f.toByteArray());
checkNotEqual(eUnknownFields, fUnknownFields);
checkEqualsIsConsistent(eUnknownFields);
checkEqualsIsConsistent(fUnknownFields);
// Subsequent reconstitutions should be identical