community.general/test/integration/targets/postgresql/tasks/postgresql_ping.yml

# Test code for the postgresql_ping module
# Copyright: (c) 2019, Andrew Klychkov (@Andersson007) <aaklychkov@mail.ru>
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)

- name: postgresql_ping - test return values
  become_user: "{{ pg_user }}"
  become: yes
  postgresql_ping:
    db: "{{ db_default }}"
    login_user: "{{ pg_user }}"
  register: result
  ignore_errors: yes

- assert:
    that:
      - result.is_available == true
      - result.server_version != {}
      - result.server_version.major != false
      - result.server_version.minor != false
      - result.changed == false

- name: postgresql_ping - check ping of non-existing database doesn't return anything
  become_user: "{{ pg_user }}"
  become: yes
  postgresql_ping:
    db: "{{ db_name_nonexist }}"
    login_user: "{{ pg_user }}"
  register: result
  ignore_errors: yes

- assert:
    that:
      - result.is_available == false
      - result.server_version == {}
      - result.changed == false