The tests run appear to be very limited right now, but it might be worth figuring out if Exim can make it easier to use more of the current test suite:
https://ci.debian.net/packages/e/exim4/unstable/amd64/ -Phil -- ## List details at https://lists.exim.org/mailman/listinfo/exim-dev Exim details at http://www.exim.org/ ##