phpunit.xml

<?xml version="1.0" encoding="UTF-8"?>
<phpunit
        convertErrorsToExceptions="true"
        convertNoticesToExceptions="true"
        convertWarningsToExceptions="true"
        colors="true"
        processIsolation="false"
        stopOnFailure="true"
        backupGlobals="false"
        bootstrap="tests/bootstrap.php"
        verbose="true">
    <testsuites>
        <testsuite name='all'>
            <directory>tests/classes/</directory>
        </testsuite>
    </testsuites>
</phpunit>