---
- name: Registering container name
  set_fact:
    cname: "{{ cname_prefix ~ '-hi' }}"
- name: Registering container name
  set_fact:
    cnames: "{{ cnames + [cname] }}"

####################################################################
## container_default_behavior: compatibility #######################
####################################################################

- name: Start container (check)
  docker_container:
    name: "{{ cname }}"
    image: alpine:3.8
    command: '/bin/sh -c "sleep 10m"'
    state: started
    container_default_behavior: compatibility
  check_mode: yes
  register: start_1

- name: Start container
  docker_container:
    name: "{{ cname }}"
    image: alpine:3.8
    command: '/bin/sh -c "sleep 10m"'
    state: started
    container_default_behavior: compatibility
  register: start_2

- name: Start container (idempotent)
  docker_container:
    name: "{{ cname }}"
    image: alpine:3.8
    command: '/bin/sh -c "sleep 10m"'
    state: started
    container_default_behavior: compatibility
  register: start_3

- name: Start container (idempotent check)
  docker_container:
    name: "{{ cname }}"
    image: alpine:3.8
    state: started
    container_default_behavior: compatibility
  check_mode: yes
  register: start_4

- name: cleanup
  docker_container:
    name: "{{ cname }}"
    state: absent
    force_kill: yes
  diff: no

- assert:
    that:
    - start_1 is changed
    - start_2 is changed
    - start_3 is not changed
    - start_4 is not changed

####################################################################
## container_default_behavior: no_defaults #########################
####################################################################

- name: Start container (check)
  docker_container:
    name: "{{ cname }}"
    image: alpine:3.8
    command: '/bin/sh -c "sleep 10m"'
    state: started
    container_default_behavior: no_defaults
  check_mode: yes
  register: start_1

- name: Start container
  docker_container:
    name: "{{ cname }}"
    image: alpine:3.8
    command: '/bin/sh -c "sleep 10m"'
    state: started
    container_default_behavior: no_defaults
  register: start_2

- name: Start container (idempotent)
  docker_container:
    name: "{{ cname }}"
    image: alpine:3.8
    command: '/bin/sh -c "sleep 10m"'
    state: started
    container_default_behavior: no_defaults
  register: start_3

- name: Start container (idempotent check)
  docker_container:
    name: "{{ cname }}"
    image: alpine:3.8
    command: '/bin/sh -c "sleep 10m"'
    state: started
    container_default_behavior: no_defaults
  check_mode: yes
  register: start_4

- name: cleanup
  docker_container:
    name: "{{ cname }}"
    state: absent
    force_kill: yes
  diff: no

- assert:
    that:
    - start_1 is changed
    - start_2 is changed
    - start_3 is not changed
    - start_4 is not changed