language: php php: - 5.5 - 5.6 - 7.0 - 7.1 env: matrix: - PREFER_LOWEST="--prefer-lowest" - PREFER_LOWEST="" before_script: - travis_retry composer self-update - travis_retry composer update --no-interaction --prefer-source $PREFER_LOWEST - travis_retry phpenv rehash script: - ./vendor/bin/phpunit --coverage-text --coverage-clover=coverage.clover