These are the packages that would be merged, in order:

Calculating dependencies ... done!
Dependency resolution took 0.96 s (backtrack: 0/20).

[ebuild  N     ] app-misc/unfoo-1.0.8-r2::gentoo  USE="minimal -test" 32 KiB

Total: 1 package (1 new), Size of downloads: 32 KiB