ansible/test/integration/targets/user/tasks/test_expires_warn.yml

# https://github.com/ansible/ansible/issues/79882
- name: Test setting warning days
  when: ansible_facts.os_family in ['RedHat', 'Debian', 'Suse']
  block:
    - name: create user
      user:
        name: ansibulluser
        state: present

    - name: add warning days for password
      user:
        name: ansibulluser
        password_expire_warn: 28
      register: pass_warn_1_0

    - name: again add warning days for password
      user:
        name: ansibulluser
        password_expire_warn: 28
      register: pass_warn_1_1

    - name: validate result for warning days
      assert:
        that:
          - pass_warn_1_0 is changed
          - pass_warn_1_1 is not changed

    - name: Get shadow data for ansibulluser
      getent:
        database: shadow
        key: ansibulluser

    - name: Ensure number of warning days was set properly
      assert:
        that:
          - ansible_facts.getent_shadow['ansibulluser'][4] == '28'