community.mysql/tests/integration/targets/test_mysql_user/tasks/test_idempotency.yml

---
- vars:
    mysql_parameters: &mysql_params
      login_user: '{{ mysql_user }}'
      login_password: '{{ mysql_password }}'
      login_host: '{{ mysql_host }}'
      login_port: '{{ mysql_primary_port }}'

  block:
    # ========================================================================
    # Creation
    # ========================================================================
    - include_tasks: utils/create_user.yml
      vars:
        user_name: "{{ user_name_1 }}"
        user_password: "{{ user_password_1 }}"

    - name: Idempotency | Create user that already exist (expect changed=false)
      mysql_user:
        <<: *mysql_params
        name: "{{ user_name_1 }}"
        password: "{{ user_password_1 }}"
        state: present
      register: result

    - name: Idempotency | Assert create user task is not changed
      assert: {that: [result is not changed]}

    # ========================================================================
    # Removal
    # ========================================================================
    - name: Idempotency | Remove user (expect changed=true)
      mysql_user:
        <<: *mysql_params
        name: "{{ user_name_1 }}"
        state: absent
      register: result

    - name: Idempotency | Assert remove user task is changed
      ansible.builtin.assert:
        that:
          - result is changed

    - name: Idempotency | Remove user that doesn't exists (expect changed=false)
      mysql_user:
        <<: *mysql_params
        name: "{{ user_name_1 }}"
        state: absent
      register: result

    - name: Idempotency | Assert remove user task is not changed
      ansible.builtin.assert:
        that:
          - result is not changed

    # ========================================================================
    # Removal with host_all
    # ========================================================================

    # Create blank  user to be removed later
    - include_tasks: utils/create_user.yml
      vars:
        user_name: ""
        user_password: 'KJFDY&D*Sfuysf'

    - name: Idempotency | Remove blank  user with hosts=all (expect changed)
      mysql_user:
        <<: *mysql_params
        name: ""
        host_all: true
        state: absent
      register: result

    - name: Idempotency | Assert removing all blank users is changed
      ansible.builtin.assert:
        that:
          - result is changed

    - name: Idempotency | Remove blank user with hosts=all (expect ok)
      mysql_user:
        <<: *mysql_params
        name: ""
        host_all: true
        state: absent
      register: result

    - name: Idempotency | Assert removing all blank users is not changed
      ansible.builtin.assert:
        that:
          - result is not changed