sudo: required

language: node_js

node_js:
  - "4"
  - "6"

services:
  - docker
  
env:  
  global:
    - DOCKER_VERSION=1.11.2-0~trusty
    - DOCKER_COMPOSE_VERSION=1.7.1

before_install:
  - sudo apt-get update
  # list docker-engine versions
  - apt-cache madison docker-engine

  # upgrade docker-engine to specific version
  - sudo apt-get -o Dpkg::Options::="--force-confnew" install -y docker-engine=${DOCKER_VERSION}

  # reinstall docker-compose at specific version
  - sudo rm /usr/local/bin/docker-compose
  - curl -L https://github.com/docker/compose/releases/download/${DOCKER_COMPOSE_VERSION}/docker-compose-`uname -s`-`uname -m` > docker-compose
  - chmod +x docker-compose
  - sudo mv docker-compose /usr/local/bin

script:
  - docker version
  - docker-compose version
  - npm run lint
  - npm test
  - npm run test:coverage
  - npm run compile