ronnix/fabtools — pull request #28 by cyberj (2012-09-17 14:26:29+00:00)
Title: Tests fail if vagrant isn't installed

It fix this :

$ unit2 discover
[localhost] local: vagrant box list

Fatal error: local() encountered an error (return code 127) while executing 'vagrant box list'

Aborting.
zsh: exit 1 unit2 discover

Voilà