ansible/test/integration/targets/lookup_inventory_hostnames/main.yml

---
- hosts: localhost
  gather_facts: no
  tasks:
  - set_fact:
      hosts_a: "{{ lookup('inventory_hostnames', 'group01', wantlist=true) }}"

  - set_fact:
      hosts_b: "{{ groups['group01'] }}"

  - assert:
      that:
        - hosts_a == hosts_b
preserve same order as inventory manager when using host lookup (#55331) * preserve same order as inventory manager when using inventory_hostnames lookup add a test * move generic code 6 years ago			`---`
			`- hosts: localhost`
			`gather_facts: no`
			`tasks:`
			`- set_fact:`
			`hosts_a: "{{ lookup('inventory_hostnames', 'group01', wantlist=true) }}"`

			`- set_fact:`
			`hosts_b: "{{ groups['group01'] }}"`

			`- assert:`
			`that:`
			`- hosts_a == hosts_b`