.travis.yml

branches:
  only: master

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

language: php

php: 
  - 5.6
  - 7.1
  - 7.2

env:
  # avoid slow dependency resolution specifically for laravel 4.1
  - COMPOSER_REQS="laravel/framework:4.1.* illuminate/support:4.1.* phpunit/phpunit:5.7.* symfony/yaml:3.3.* symfony/filesystem:2.8.* symfony/event-dispatcher:2.8.*"
  - COMPOSER_REQS="laravel/framework:4.2.*"
  - COMPOSER_REQS="laravel/framework:5.1.*"
  - COMPOSER_REQS="laravel/framework:5.5.*"
  - COMPOSER_REQS="laravel/framework:>=5.7"

matrix:
  exclude:
    # laravel 5.5 and higher only supports php 7
    - php: 5.6
      env: COMPOSER_REQS="laravel/framework:5.5.*"
    - php: 5.6
      env: COMPOSER_REQS="laravel/framework:>=5.7"

install:
  - composer require --no-update $COMPOSER_REQS
  - composer update ${COMPOSER_ARGS} --no-interaction

script:
  - vendor/bin/phpunit --verbose