# NOTE: Set to a known starting value, store original
- name: Change starting timezone to GMT
  win_timezone:
    timezone: GMT Standard Time
  register: original

# NOTE: We don't know if it changed, we don't care
- name: Test GMT timezone
  assert:
    that:
    - original.timezone == 'GMT Standard Time'

- name: Change timezone to GMT+1
  win_timezone:
    timezone: Romance Standard Time
  register: romance

- name: Test GMT+1 timezone
  assert:
    that:
    - romance|changed
    - romance.previous_timezone == 'GMT Standard Time'
    - romance.timezone == 'Romance Standard Time'
  when: not in_check_mode

- name: Test GMT+1 timezone
  assert:
    that:
    - romance|changed
    - romance.previous_timezone == original.timezone
    - romance.timezone == 'Romance Standard Time'
  when: in_check_mode

- name: Change timezone to GMT+1 again
  win_timezone:
    timezone: Romance Standard Time
  register: romance

- name: Test GMT+1 timezone
  assert:
    that:
    - not romance|changed
    - romance.previous_timezone == 'Romance Standard Time'
    - romance.timezone == 'Romance Standard Time'
  when: not in_check_mode

- name: Test GMT+1 timezone
  assert:
    that:
    - romance|changed
    - romance.previous_timezone == original.timezone
    - romance.timezone == 'Romance Standard Time'
  when: in_check_mode

- name: Change timezone to GMT+6
  win_timezone:
    timezone: Central Standard Time
  register: central

- name: Test GMT-6 timezone
  assert:
    that:
    - central|changed
    - central.previous_timezone == 'Romance Standard Time'
    - central.timezone == 'Central Standard Time'
  when: not in_check_mode

- name: Test GMT+1 timezone
  assert:
    that:
    - central|changed
    - central.previous_timezone == original.timezone
    - central.timezone == 'Central Standard Time'
  when: in_check_mode

- name: Change timezone to GMT+666
  win_timezone:
    timezone: Dag's Standard Time
  register: dag
  ignore_errors: yes

- name: Test GMT+666 timezone
  assert:
    that:
    - dag|failed

- name: Restore original timezone
  win_timezone:
    timezone: '{{ original.timezone }}'