refactor exception testing
refactor exception testing

maybe this work as well on travis as on my dev box :) it certainly
looks nicer and that make it more rubyish so thats a win.

purplehazech/puppet-syslogng,omarqureshi/puppet-syslogng,Elefrancois/puppet-syslogng,talis/puppet-syslogng,purplehazech/puppet-syslogng,Elefrancois/puppet-syslogng,talis/puppet-syslogng,omarqureshi/puppet-syslogng