- given: a host running Debian
  function: create_vm
  cleanup: destroy_vm

- then: I can run /bin/true on the host
  function: run_true_on_host

- when: I use role {role}
  function: use_role_in_playbook

- when: I use variables from {filename}
  function: set_vars_file

- when: I run the playbook
  function: run_playbook