sudo: required
services: docker

# Cache intermediate Docker layers. For a description of how this works, see:
# https://giorgos.sealabs.net/docker-cache-on-travis-and-docker-112.html
cache:
  directories:
    - /home/travis/docker/

env:
  - VIM_VERSION="7.4" PYTHON_IMAGE=2.7-stretch TAG=vim_74_py2 DOCKER_CACHE_FILE=/home/travis/docker/vim_74_py2.tar.gz
  - VIM_VERSION="8.0" PYTHON_IMAGE=2.7-stretch TAG=vim_80_py2 DOCKER_CACHE_FILE=/home/travis/docker/vim_80_py2.tar.gz
  - VIM_VERSION="git" PYTHON_IMAGE=2.7-stretch TAG=vim_git_py2 DOCKER_CACHE_FILE=/home/travis/docker/vim_git_py2.tar.gz

before_install: scripts/load_docker_cache.sh
install:
   - docker build -t ultisnips:${TAG} --build-arg PYTHON_IMAGE=${PYTHON_IMAGE} --build-arg VIM_VERSION=${VIM_VERSION} .

script:
   - docker run -it ultisnips:${TAG} scripts/run_tests.sh
   - scripts/save_docker_cache.sh

notifications:
  webhooks:
    urls:
      - https://webhooks.gitter.im/e/558acac434012ba838cd
    on_success: change  # options: [always|never|change] default: always
    on_failure: always  # options: [always|never|change] default: always
    on_start: false     # default: false