phpunit.xml

<?xml version="1.0" encoding="UTF-8" ?>
<phpunit
        bootstrap="vendor/autoload.php"
        colors="true"
        stopOnFailure="false">
    <testsuites>
        <testsuite name="Unit Tests">
            <directory>./tests/</directory>
        </testsuite>
    </testsuites>
    <php>
        <server name='HTTP_ACCEPT_LANGUAGE' value='en' />
    </php>
</phpunit>