linux:
  image: python:3.8
  services:
    - name: docker:dind
      entrypoint: ["env", "-u", "DOCKER_HOST"]
      command: ["dockerd-entrypoint.sh"]
  variables:
    DOCKER_HOST: tcp://docker:2375/
    DOCKER_DRIVER: overlay2
    # See https://github.com/docker-library/docker/pull/166
    DOCKER_TLS_CERTDIR: ""

    # skip all but the basic tests
    # (comment the below line in a PR to debug a Gitlab-specific issue)
    PYTEST_ADDOPTS: -k "unit_test or test_0_basic" --suppress-no-test-exit-code
  script:
    - curl -sSL https://get.docker.com/ | sh
    - python -m pip install -e ".[dev]" pytest-custom-exit-code
    - python ./bin/run_tests.py