Github user clebertsuconic commented on the issue:
https://github.com/apache/activemq-artemis/pull/1987
@TomasHofman look under master/tests/compatiblity-tests
There are a bunch of tests where we mix different versions using
classLoading and groovy to avoid syntax dependency on specific versions...
Talk to me offline (you know where to find me) if you have issues on
writing one.. or if you can't for any other reason.---
