- hosts: localhost
  gather_facts: false
  vars:
    conditions:
      - my is defined
      - my == 'var'
      - "'webservers' in groups"
      - "'web_host.example.com' in groups['webservers']"
  tasks:
    - name: Make sure all is loaded
      assert:
        that: '{{conditions}}'

    - name: Reload inventory, forces extra vars re-eval from diff basedir
      meta: refresh_inventory

    - name: Make sure all is loaded, again
      assert:
        that: '{{conditions}}'