.travis.yml

sudo: required

env:
  global:
    # https://github.com/travis-ci/travis-ci/issues/6461#issuecomment-239577306
    DOCKER_VERSION: "1.9.1-0~trusty"
  matrix:
    - distro: ernestasposkus/centos7
      init: /usr/lib/systemd/systemd
      run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
    - distro: ernestasposkus/centos6
      init: /sbin/init
      run_opts: ""
    - distro: ernestasposkus/ubuntu1604
      init: /lib/systemd/systemd
      run_opts: "--privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro"
    - distro: ernestasposkus/ubuntu1404
      init: /sbin/init
      run_opts: ""

services:
  - docker

before_install:
  # Downgrade to specific version of Docker engine.
  - sudo apt-get update
  - sudo apt-get remove docker-engine -yq
  - sudo apt-get install docker-engine=$DOCKER_VERSION -yq --no-install-suggests --no-install-recommends --force-yes -o Dpkg::Options::="--force-confnew"

  # Pull container.
  - 'sudo docker pull ${distro}:latest'

script:
  - container_id=$(mktemp)
    # Run container in detached state.
  - 'sudo docker run --detach --volume="${PWD}":/etc/ansible/roles/role_under_test:ro ${run_opts} ${distro}:latest "${init}" > "${container_id}"'

  # Inspect docker container
  - 'sudo docker inspect $(cat ${container_id})'

  # Print ansible version
  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible --version'

  # Check Ansible host setup
  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible all -i "localhost," -c local -m setup'

  # Install dependencies
  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-galaxy install geerlingguy.java'
  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-playbook /etc/ansible/roles/role_under_test/tests/dependencies.yml'

  # Ansible syntax check.
  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-playbook /etc/ansible/roles/role_under_test/tests/playbook.yml --syntax-check'

  # Test role.
  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-playbook /etc/ansible/roles/role_under_test/tests/playbook.yml'

  # Test role idempotence.
  - idempotence=$(mktemp)
  - sudo docker exec "$(cat ${container_id})" ansible-playbook /etc/ansible/roles/role_under_test/tests/playbook.yml | tee -a ${idempotence}
  - >
    tail ${idempotence}
    | grep -q 'changed=0.*failed=0'
    && (echo 'Idempotence test: pass' && exit 0)
    || (echo 'Idempotence test: fail' && exit 1)

  # Test role.
  - 'sudo docker exec --tty "$(cat ${container_id})" env TERM=xterm ansible-playbook /etc/ansible/roles/role_under_test/tests/test.yml'

  # View container logs
  - 'sudo docker logs "$(cat ${container_id})"'

  # Clean up.
  - 'sudo docker stop "$(cat ${container_id})"'

notifications:
  webhooks: https://galaxy.ansible.com/api/v1/notifications/