Add unit tests for new vagrant Google post-processor
Add unit tests for new vagrant Google post-processor

mitchellh/packer,youhong316/packer,rnaveiras/packer,timsutton/packer,youhong316/packer,p1-nico/packer,tb3088/packer,bryson/packer,pecigonzalo/packer,mitchellh/packer,KohlsTechnology/packer,tas50/packer,mkuzmin/packer,grubernaut/packer,paulmey/packer,timsutton/packer,paulmey/packer,KohlsTechnology/packer,routelastresort/packer,mitchellh/packer,ChrisLundquist/packer,ricardclau/packer,youhong316/packer,grubernaut/packer,mkuzmin/packer,timsutton/packer,timsutton/packer,p1-nico/packer,p1-nico/packer,timsutton/packer,ricardclau/packer,mitchellh/packer,grubernaut/packer,tas50/packer,ChrisLundquist/packer,dave2/packer,pieter-lazzaro/packer,mkuzmin/packer,pieter-lazzaro/packer,mkuzmin/packer,tas50/packer,ChrisLundquist/packer,hashicorp/packer,mkuzmin/packer,paulmey/packer,grubernaut/packer,tb3088/packer,mkuzmin/packer,p1-nico/packer,p1-nico/packer,routelastresort/packer,hashicorp/packer,dave2/packer,pecigonzalo/packer,ricardclau/packer,p1-nico/packer,pieter-lazzaro/packer,KohlsTechnology/packer,pieter-lazzaro/packer,hashicorp/packer,rnaveiras/packer,rnaveiras/packer,tas50/packer,grubernaut/packer,pieter-lazzaro/packer,dave2/packer,youhong316/packer,dave2/packer,ricardclau/packer,KohlsTechnology/packer,rnaveiras/packer,pecigonzalo/packer,grubernaut/packer,routelastresort/packer,KohlsTechnology/packer,bryson/packer,hashicorp/packer,bryson/packer,routelastresort/packer,rnaveiras/packer,paulmey/packer,tb3088/packer,KohlsTechnology/packer,pieter-lazzaro/packer,paulmey/packer,tas50/packer,timsutton/packer,mitchellh/packer,ChrisLundquist/packer,youhong316/packer,dave2/packer,bryson/packer,tb3088/packer,tas50/packer,youhong316/packer,tb3088/packer,ricardclau/packer,ChrisLundquist/packer,ricardclau/packer,bryson/packer,bryson/packer,dave2/packer,tb3088/packer,rnaveiras/packer,routelastresort/packer,paulmey/packer,pecigonzalo/packer,ChrisLundquist/packer