language: php
php:
- 7.1
- 7.2
- 7.3

env:
  matrix:
  - COMPOSER_FLAGS="--prefer-lowest"
  - COMPOSER_FLAGS=""

before_script:
- travis_retry composer self-update
- travis_retry composer update ${COMPOSER_FLAGS} --no-interaction --prefer-source

script:
- ./vendor/bin/phpunit --coverage-text --coverage-clover=coverage.clover

after_script:
- php vendor/bin/ocular code-coverage:upload --format=php-clover coverage.clover