sudo: required
language: python
python:
  - 3.5
env:
  global:
    - ASYNC_TEST_TIMEOUT=30
  matrix:
    - JUPYTERHUB=0.8 EXTRA_PIP='tornado<5'
    - JUPYTERHUB=0.9
services:
  - docker
before_install:
  - docker swarm init
  - nvm install 10; nvm use 10
  - npm install -g configurable-http-proxy
  - pip install --pre --upgrade -r dev-requirements.txt jupyterhub==${JUPYTERHUB:-0}.* ${EXTRA_PIP}
install:
  - pip install -e .
  - pip freeze
script:
  - pyflakes dockerspawner
  - |
    # pre-pull images to avoid long wait times in tests
    for v in 0.8 0.9; do
      docker pull jupyterhub/singleuser:$v
      # preserve the layers with a different tag
      docker tag jupyterhub/singleuser:$v jupyterhub/singleuser:${v}-cache
      # untag so that pull actions are still required
      docker rmi jupyterhub/singleuser:$v
    done
  - |
    # run tests
    if [[ -z "$TEST" ]]; then
      travis_retry py.test --cov dockerspawner tests -v
    fi
  - |
    # run internal-ssl test with docker-compose
    if [[ "$TEST" = "internal-ssl" ]]; then
      cd examples/internal-ssl
      pytest -vsx
    fi

matrix:
  include:
    - python: 3.6
      env: TEST=internal-ssl