@ARGS
--test-repo upgrade4.repo
--test-instdb upgrade3.installed
--test-world "app b"
--prune
upgrade
@EXPECT
(1/4) Purging b (1)
(2/4) Purging libold (1)
(3/4) Installing libnew (1)
(4/4) Upgrading app (1 -> 2)
OK: 0 MiB in 3 packages