.travis.yml

---
os: osx
osx_image:
# OS X 10.15
  - xcode12
# OS X 10.14
  - xcode11.2

language: generic

sudo: required
install:
  - pip3 install --upgrade pip
  - pip3 install ansible ansible-lint
env:
  global:
    - TEST_ANSIBLE_HOSTNAME: localhost
      TEST_ANSIBLE_CONNECTION: local
      PYTHON: 3.5.1
      ANSIBLE_BECOME_PASS: travis
script:
  - ansible-lint .
  - ansible-playbook -i test/inventory test/playbook.yml --syntax-check
  - ansible-playbook -i test/inventory test/playbook.yml --list-tasks
  - ansible-playbook -i test/inventory test/playbook.yml --connection=local -vvvv
  - 'ansible-playbook -i test/inventory test/playbook.yml --connection=local | grep -q "changed=0.*failed=0" &&
    (echo "Idempotence test: pass" && exit 0) || (echo "Idempotence test: fail" && exit 1)'

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