community.general/tests/integration/targets/lookup_dependent/tasks/main.yml

---
- name: Test 1
  set_fact:
    loop_result: >-
      {{
        query('community.general.dependent',
          dict(key1=[1, 2]),
          dict(key2='[item.key1 + 3, item.key1 + 6]'),
          dict(key3='[item.key1 + item.key2 * 10]'))
      }}      

- name: Check result of Test 1
  assert:
    that:
      - loop_result == expected_result
  vars:
    expected_result:
      - key1: 1
        key2: 4
        key3: 41
      - key1: 1
        key2: 7
        key3: 71
      - key1: 2
        key2: 5
        key3: 52
      - key1: 2
        key2: 8
        key3: 82

- name: Test 2
  set_fact:
    loop_result: >-
      {{ query('community.general.dependent',
               dict([['a', [1, 2, 3]]]),
               dict([['b', '[1, 2, 3, 4] if item.a == 1 else [2, 3, 4] if item.a == 2 else [3, 4]']])) }}      
    # The last expression could have been `range(item.a, 5)`, but that's not supported by all Jinja2 versions used in CI

- name: Check result of Test 2
  assert:
    that:
      - loop_result == expected_result
  vars:
    expected_result:
      - a: 1
        b: 1
      - a: 1
        b: 2
      - a: 1
        b: 3
      - a: 1
        b: 4
      - a: 2
        b: 2
      - a: 2
        b: 3
      - a: 2
        b: 4
      - a: 3
        b: 3
      - a: 3
        b: 4

- name: Test 3
  debug:
    var: item
  with_community.general.dependent:
    - var1:
        a:
          - 1
          - 2
        b:
          - 3
          - 4
    - var2: 'item.var1.value'
    - var3: 'dependent_lookup_test[item.var1.key ~ "_" ~ item.var2]'
  loop_control:
    label: "{{ [item.var1.key, item.var2, item.var3] }}"
  register: dependent
  vars:
    dependent_lookup_test:
      a_1:
        - A
        - B
      a_2:
        - C
      b_3:
        - D
      b_4:
        - E
        - F
        - G

- name: Check result of Test 3
  assert:
    that:
      - (dependent.results | length) == 7
      - dependent.results[0].item.var1.key == "a"
      - dependent.results[0].item.var2 == 1
      - dependent.results[0].item.var3 == "A"
      - dependent.results[1].item.var1.key == "a"
      - dependent.results[1].item.var2 == 1
      - dependent.results[1].item.var3 == "B"
      - dependent.results[2].item.var1.key == "a"
      - dependent.results[2].item.var2 == 2
      - dependent.results[2].item.var3 == "C"
      - dependent.results[3].item.var1.key == "b"
      - dependent.results[3].item.var2 == 3
      - dependent.results[3].item.var3 == "D"
      - dependent.results[4].item.var1.key == "b"
      - dependent.results[4].item.var2 == 4
      - dependent.results[4].item.var3 == "E"
      - dependent.results[5].item.var1.key == "b"
      - dependent.results[5].item.var2 == 4
      - dependent.results[5].item.var3 == "F"
      - dependent.results[6].item.var1.key == "b"
      - dependent.results[6].item.var2 == 4
      - dependent.results[6].item.var3 == "G"

- name: "Test 4: template failure"
  debug:
    msg: "{{ item }}"
  with_community.general.dependent:
    - a:
        - 1
        - 2
    - b: "[item.a + foo]"
  ignore_errors: true
  register: eval_error

- name: Check result of Test 4
  assert:
    that:
      - eval_error is failed
      - eval_error.msg.startswith("Caught \"'foo' is undefined")

- name: "Test 5: same variable name reused"
  debug:
    msg: "{{ item }}"
  with_community.general.dependent:
    - a: x
    - b: x
  ignore_errors: true
  register: eval_error

- name: Check result of Test 5
  assert:
    that:
      - eval_error is failed
      - eval_error.msg.startswith("Caught \"'x' is undefined")

- name: "Test 6: multi-value dict"
  debug:
    msg: "{{ item }}"
  with_community.general.dependent:
    - a: x
      b: x
  ignore_errors: true
  register: eval_error

- name: Check result of Test 6
  assert:
    that:
      - eval_error is failed
      - eval_error.msg == 'Parameter 0 must be a one-element dictionary, got 2 elements'

- name: "Test 7: empty dict"
  debug:
    msg: "{{ item }}"
  with_community.general.dependent:
    - {}
  ignore_errors: true
  register: eval_error

- name: Check result of Test 7
  assert:
    that:
      - eval_error is failed
      - eval_error.msg == 'Parameter 0 must be a one-element dictionary, got 0 elements'