.travis.yml

---
# We need sudo for some of the Docker commands.
sudo: required

env:
  # Provide a list of OSes we want to use for testing.
  - distro: ubuntu1604
    init: /lib/systemd/systemd
  - distro: ubuntu1804
    init: /lib/systemd/systemd
  - distro: centos7
    init: /usr/lib/systemd/systemd

# Tell Travis to start Docker when it brings up an environment.
services:
  - docker

before_install:
  # Pull the image from Docker Hub for the OS under test.
  - 'docker pull geerlingguy/docker-${distro}-ansible:latest'

script:
  # Create a random file to store the container ID.
  - container_id=$(mktemp)

  # Run container detached, with our role mounted inside.
  - 'docker run --detach --volume="${PWD}":/etc/ansible/roles/role_under_test:ro --privileged --volume=/sys/fs/cgroup:/sys/fs/cgroup:ro geerlingguy/docker-${distro}-ansible:latest "${init}" > "${container_id}"'

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

notifications:
  # Notify Ansible Galaxy when a role builds successfully.