language: php

env:
  - PREFER_LOWEST="--prefer-lowest"
  - PREFER_LOWEST=""

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

matrix:
  allow_failures:
    - php: hhvm
  fast_finish: true
  
before_script:
    - composer dump-autoload
    - composer self-update
    - composer update --prefer-source $PREFER_LOWEST

script: bin/phpunit


# Use Travis' new container-based infrastructure.
# See http://docs.travis-ci.com/user/migrating-from-legacy/#How-can-I-use-container-based-infrastructure%3F
sudo: false