---
# Copyright (c) Ansible Project
# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
# SPDX-License-Identifier: GPL-3.0-or-later

- name: Debug ansible_version
  ansible.builtin.debug:
    var: ansible_version
  when: debug_test|d(false)|bool
  tags: t0

- name: 1. Test valid hostnames. Default options.
  block:
    - name: "1. Default min_labels=1, allow_underscores=False"
      ansible.builtin.debug:
        msg: "hosts_invalid: {{ hosts_invalid }}"
      when: debug_test|d(false)|bool
    - name: Assert
      ansible.builtin.assert:
        that: hosts_invalid|difference(result)|length == 0
  vars:
    hosts_valid: "{{ names1|select('community.general.fqdn_valid') }}"
    hosts_invalid: "{{ names1|difference(hosts_valid) }}"
    result: [-rv.example.com, -rv, s_v]
  tags: t1

- name: 2. Test valid hostnames. allow_underscores=True
  block:
    - name: "2. allow_underscores=True, default min_labels=1"
      ansible.builtin.debug:
        msg: "hosts_invalid: {{ hosts_invalid }}"
      when: debug_test|d(false)|bool
    - name: Assert
      ansible.builtin.assert:
        that: hosts_invalid|difference(result)|length == 0
  vars:
    hosts_valid: "{{ names2|select('community.general.fqdn_valid',
                                   allow_underscores=True) }}"
    hosts_invalid: "{{ names2|difference(hosts_valid) }}"
    result: [-rv]
  tags: t2

- name: 3. Test valid hostnames. min_labels=2, allow_underscores=True
  block:
    - name: "3. allow_underscores=True, min_labels=2"
      ansible.builtin.debug:
        msg: "hosts_invalid: {{ hosts_invalid }}"
      when: debug_test|d(false)|bool
    - name: Assert
      ansible.builtin.assert:
        that: hosts_invalid|difference(result)|length == 0
  vars:
    hosts_valid: "{{ names3|select('community.general.fqdn_valid',
                                   min_labels=2,
                                   allow_underscores=True) }}"
    hosts_invalid: "{{ names3|difference(hosts_valid) }}"
    result: [9rv, s_v-.x.y]
  tags: t3