phpunit.xml

<phpunit
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:noNamespaceSchemaLocation="http://schema.phpunit.de/4.5/phpunit.xsd"
    bootstrap="tests/bootstrap.php"
>
  <testsuites>
    <testsuite name="all">
      <directory>tests</directory>
    </testsuite>
  </testsuites>
    <php>
        <includePath>/home/duncan/Development/GitHub/phplist-plugin-common/plugins/:plugins</includePath>
        <var name="systemroot" value="/home/duncan/www/lists/admin"/>
    </php>
</phpunit>