language: php
install:
  - pear install -fa package.xml
php:
  - 5.4
script: phpunit tests/
language: php
install:
  - pear install -fa package.xml
php:
  - 5.4
  - 5.5
  - 5.6
  - 7.0
  - nightly
script: pear run-tests tests/

Test across a wider range of PHP versions.
Test across a wider range of PHP versions.

Also, use the `pear run-tests` command to execute tests.
