---
- block:
  - name: Make sure we're not already using Docker swarm
    docker_swarm:
      state: absent
      force: true

  - name: Test parameters with state=join
    docker_swarm:
      state: join
    ignore_errors: yes
    register: output

  - name: assert failure when called with state=join and no advertise_addr,remote_addrs,join_token
    assert:
      that:
         - 'output.failed'
         - 'output.msg == "state is join but all of the following are missing: advertise_addr, remote_addrs, join_token"'

  - name: Test parameters with state=remove
    docker_swarm:
      state: remove
    ignore_errors: yes
    register: output

  - name: assert failure when called with state=remove and no node_id
    assert:
      that:
         - 'output.failed'
         - 'output.msg == "state is remove but all of the following are missing: node_id"'

  - name: Create a Swarm cluster (check mode)
    docker_swarm:
      state: present
    check_mode: yes
    register: output_1

  - name: Create a Swarm cluster
    docker_swarm:
      state: present
    register: output_2

  - name: Create a Swarm cluster (idempotent)
    docker_swarm:
      state: present
    register: output_3

  - name: Create a Swarm cluster (idempotent, check mode)
    docker_swarm:
      state: present
    check_mode: yes
    register: output_4

  - name: assert changed when create a new swarm cluster
    assert:
      that:
         - 'output_1 is changed'
         - 'output_2 is changed'
         - 'output_2.actions[0] | regex_search("New Swarm cluster created: ")'
         - 'output_2.swarm_facts.JoinTokens.Manager'
         - 'output_2.swarm_facts.JoinTokens.Worker'
         - 'output_3 is not changed'
         - 'output_4 is not changed'

  - name: Remove a Swarm cluster (check mode)
    docker_swarm:
      state: absent
      force: true
    check_mode: yes
    register: output_1

  - name: Remove a Swarm cluster
    docker_swarm:
      state: absent
      force: true
    register: output_2

  - name: Remove a Swarm cluster (idempotent)
    docker_swarm:
      state: absent
      force: true
    register: output_3

  - name: Remove a Swarm cluster (idempotent, check mode)
    docker_swarm:
      state: absent
      force: true
    check_mode: yes
    register: output_4

  - name: assert changed when remove a swarm cluster
    assert:
      that:
         - 'output_1 is changed'
         - 'output_2 is changed'
         - 'output_2.actions[0] == "Node has left the swarm cluster"'
         - 'output_3 is not changed'
         - 'output_4 is not changed'

  always:
  - name: Cleanup
    docker_swarm:
      state: absent
      force: true