.travis.yml

language: php
sudo: required

services:
  - docker

cache:
  directories:
    - $HOME/.composer/cache

php:
  - 5.4
  - 5.5
  - 5.6
  - 7.0
  - hhvm

env:
  global:
    - TEST_COMMAND="composer test"
    - DOCKER_VERSION=1.10.3-0~trusty

matrix:
  allow_failures:
    - php: hhvm
  fast_finish: true
  include:
    - php: 5.4
      sudo: required
      services:
          - docker
      env: COMPOSER_FLAGS="--prefer-stable --prefer-lowest" COVERAGE=true TEST_COMMAND="composer test-ci"

before_install:
  - sudo apt-cache madison docker-engine
  - sudo apt-get -o Dpkg::Options::="--force-confnew" install -y docker-engine=${DOCKER_VERSION}
  - travis_retry composer self-update

install:
  - travis_retry composer update ${COMPOSER_FLAGS} --prefer-source --no-interaction
  - docker pull registry:latest
  - docker run -p 5000:5000 -d registry

script:
  - $TEST_COMMAND

after_success:
  - if [[ "$COVERAGE" = true ]]; then wget https://scrutinizer-ci.com/ocular.phar; fi
  - if [[ "$COVERAGE" = true ]]; then php ocular.phar code-coverage:upload --format=php-clover build/coverage.xml; fi

after_script:
  - sudo cat /var/log/upstart/docker.log