phpunit.xml.dist
<phpunit colors="true" verbose="true"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:noNamespaceSchemaLocation="vendor/phpunit/phpunit/phpunit.xsd"
>
<testsuites>
<testsuite name="test suite">
<directory>./tests</directory>
</testsuite>
</testsuites>
</phpunit>