---
- name: Install systemd-sysv on ubuntu 18
  apt:
    name: systemd-sysv
    state: present
  when: ansible_distribution == 'Ubuntu' and ansible_distribution_major_version is version('18', '>=')
  register: systemd_sysv_install

- name: Execute shutdown with custom message and delay
  community.general.shutdown:
    delay: 100
    msg: "Custom Message"
  register: shutdown_result
  check_mode: yes

- name: Execute shutdown with minus delay
  community.general.shutdown:
    delay: -100
  register: shutdown_result_minus
  check_mode: yes

- name: Verify Custom Message except Alpine, AIX
  assert:
    that:
      - '"Custom Message" in shutdown_result["shutdown_command"]'
      - '"Shut down initiated by Ansible" in shutdown_result_minus["shutdown_command"]'
      - '"Custom Message" not in shutdown_result_minus["shutdown_command"]'
  when: ansible_os_family not in ['Alpine', 'AIX']

- name: Verify shutdown command is present except Alpine, VMKernel
  assert:
    that: '"shutdown" in shutdown_result["shutdown_command"]'
  when: ansible_os_family != 'Alpine' and ansible_system != 'VMKernel'

- name: Verify shutdown command is present in Alpine
  assert:
    that: '"poweroff" in shutdown_result["shutdown_command"]'
  when: ansible_os_family == 'Alpine'

- name: Verify shutdown command is present in VMKernel
  assert:
    that: '"halt" in shutdown_result["shutdown_command"]'
  when: ansible_system == 'VMKernel'

- name: Verify shutdown delay is present in minutes in Linux
  assert:
    that:
      - '"-h 1" in shutdown_result["shutdown_command"]'
      - '"-h 0" in shutdown_result_minus["shutdown_command"]'
  when: ansible_system == 'Linux' and ansible_os_family != 'Alpine'

- name: Verify shutdown delay is present in minutes in Void, MacOSX, OpenBSD
  assert:
    that:
      - '"-h +1" in shutdown_result["shutdown_command"]'
      - '"-h +0" in shutdown_result_minus["shutdown_command"]'
  when: ansible_system in ['Void', 'MacOSX', 'OpenBSD']

- name: Verify shutdown delay is present in seconds in FreeBSD
  assert:
    that:
      - '"-h +100s" in shutdown_result["shutdown_command"]'
      - '"-h +0s" in shutdown_result_minus["shutdown_command"]'
  when: ansible_system == 'FreeBSD'

- name: Verify shutdown delay is present in seconds in Solaris, SunOS
  assert:
    that:
      - '"-g 100" in shutdown_result["shutdown_command"]'
      - '"-g 0" in shutdown_result_minus["shutdown_command"]'
  when: ansible_system in ['Solaris', 'SunOS']

- name: Verify shutdown delay is present in seconds, VMKernel
  assert:
    that:
      - '"-d 100" in shutdown_result["shutdown_command"]'
      - '"-d 0" in shutdown_result_minus["shutdown_command"]'
  when: ansible_system == 'VMKernel'

- name: Remove systemd_sysv in ubuntu 18 in case it has been installed in test
  apt:
    name: systemd-sysv
    state: absent
  when: systemd_sysv_install is changed