---
sudo: required
language: objective-c

env:
  global:
    - ANSIBLE_FORCE_COLOR=true

# Reference for OS X Versions:
# https://docs.travis-ci.com/user/reference/osx/#macos-version
matrix:
  include:
    # Catalina (10.15)
    - os: osx
      osx_image: xcode11.4
    # Mojave (10.14)
    - os: osx
      osx_image: xcode11.3

before_install:
  # Install role dependencies. Do this here, using newer OpenSSL version and a
  # virtualenv because older macOS versions will fail with the system version of
  # OpenSSL and Python if done later.
  - brew upgrade openssl || brew install openssl || true
  - brew upgrade python3 || brew install python3 || true
  - sudo -H pip3 install -U virtualenv
  - virtualenv --python=/usr/local/bin/python3 .venv
  - source .venv/bin/activate
  - pip3 install ansible
  - python -c "import ssl; print(ssl.OPENSSL_VERSION)"
  - ansible-galaxy install -r requirements.yml -p ./roles
  - deactivate

  # Uninstall existing Homebrew installation.
  - curl -sLO https://raw.githubusercontent.com/Homebrew/install/master/uninstall.sh
  - chmod +x ./uninstall.sh
  - ./uninstall.sh --force
  - sudo rm -rf /usr/local/Homebrew
  - sudo rm -rf /usr/local/Caskroom
  - sudo rm -rf /usr/local/bin/brew

  # Install Python 3.
  - curl "https://www.python.org/ftp/python/3.7.9/python-3.7.9-macosx10.9.pkg" -o "python3.pkg"
  - sudo installer -pkg python3.pkg -target /
  - export PATH=/Library/Frameworks/Python.framework/Versions/3.7/bin:$PATH

  # Install pip3.
  - curl https://bootstrap.pypa.io/get-pip.py | sudo python3

install:
  # Install Ansible.
  - sudo -H pip3 install ansible

  # Add a hosts file.
  - sudo mkdir -p /etc/ansible
  - sudo touch /etc/ansible/hosts
  - "echo -e '[local]\nlocalhost ansible_connection=local' | sudo tee -a /etc/ansible/hosts > /dev/null"

script:
  # Check the role/playbook's syntax.
  - "ansible-playbook main.yml --syntax-check"

  # Copy test config.yml into place.
  - "cp tests/config.yml config.yml"

  # Test the playbook.
  - "travis_wait 30 ansible-playbook main.yml"

  # Test the playbook's idempotence.
  - idempotence=$(mktemp)
  - "ansible-playbook main.yml | tee -a ${idempotence}"
  - >
    tail ${idempotence}
    | grep -q 'changed=0.*failed=0'
    && (echo 'Idempotence test: pass' && exit 0)
    || (echo 'Idempotence test: fail' && exit 1)