---
- hosts: localhost
  roles:
    - role: standard-test-basic
      tags:
        - classic
      required_packages:
        - uglify-js
      tests:
        # Check that the main binary can be run at all
        - usable:
            run: uglifyjs --version
        # Check that a basic expression is correctly minified
        - expression:
            run: test "$(echo '1 + 1'|uglifyjs)" = '1+1;'
...