---
- name: Tests machine connections via Ansible Tower/Ansible Automation Platform
  hosts: all
  gather_facts: no
  become: no


  tasks:
  - name: Run tests against various hosts
    block:
      - name: "Test #1 - whoami"
        command  :
          cmd    : whoami
        register : r_cmd_whoami


      - name: "Results #1 - whoami"
        debug:
          msg:
            - "rc     : {{ r_cmd_whoami.rc }}"
            - "stdout : {{ r_cmd_whoami.stdout }}"
            - "stderr : {{ r_cmd_whoami.stderr }}"


      - name: "Test #2 - Copy file to machine"
        copy:
          src  : files/hello-ansible.txt
          dest : /tmp/hello-ansible.txt


...