community.general/tests/integration/targets/lookup_merge_variables/test_all_hosts.yml

---
# Copyright (c) 2020, Thales Netherlands
# Copyright (c) 2021, 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: Test merge_variables lookup plugin (multiple hosts)
  hosts: host0
  gather_facts: false
  tasks:
    - name: Test merge dicts via all group
      delegate_to: localhost
      vars:
        merged_dict: "{{ lookup('community.general.merge_variables', '__merge_dict_ex', pattern_type='suffix', groups=['all']) }}"
      block:
        - name: Test merge dicts via all group - Print the merged dict
          ansible.builtin.debug:
            msg: "{{ merged_dict }}"

        - name: Test merge dicts via all group - Validate that the dict is complete
          ansible.builtin.assert:
            that:
              - "(merged_dict.keys() | list | length) == 4"
              - "'item1' in merged_dict"
              - "'item2' in merged_dict"
              - "'item3' in merged_dict"
              - "'list_item' in merged_dict"
              - "merged_dict.list_item | length == 3"
    - name: Test merge dicts via two of three groups
      delegate_to: localhost
      vars:
        merged_dict: "{{ lookup('community.general.merge_variables', '__merge_dict_in', pattern_type='suffix', groups=['dummy1', 'dummy2']) }}"
      block:
        - name: Test merge dicts via two of three groups - Print the merged dict
          ansible.builtin.debug:
            msg: "{{ merged_dict }}"

        - name: Test merge dicts via two of three groups - Validate that the dict is complete
          ansible.builtin.assert:
            that:
              - "(merged_dict.keys() | list | length) == 3"
              - "'item1' in merged_dict"
              - "'item2' in merged_dict"
              - "'list_item' in merged_dict"
              - "merged_dict.list_item | length == 2"
    - name: Test merge dicts via two of three groups with inital value
      delegate_to: localhost
      vars:
        initial_dict:
          initial: initial_value
        merged_dict: "{{ lookup('community.general.merge_variables', '__merge_dict_in', initial_value=initial_dict, pattern_type='suffix', groups=['dummy1', 'dummy2']) }}"
      block:
        - name: Test merge dicts via two of three groups with inital value - Print the merged dict
          ansible.builtin.debug:
            msg: "{{ merged_dict }}"

        - name: Test merge dicts via two of three groups with inital value - Validate that the dict is complete
          ansible.builtin.assert:
            that:
              - "(merged_dict.keys() | list | length) == 4"
              - "'item1' in merged_dict"
              - "'item2' in merged_dict"
              - "'list_item' in merged_dict"
              - "merged_dict.list_item | length == 2"