phpunit.xml

<?xml version="1.0" encoding="UTF-8"?>
<phpunit
     backupStaticAttributes="false"
     bootstrap="vendor/autoload.php"
     cacheTokens="false"
     colors="false"
     convertErrorsToExceptions="true"
     convertNoticesToExceptions="true"
     convertWarningsToExceptions="true"
     processIsolation="false"
     stopOnError="false"
     stopOnFailure="false"
     stopOnIncomplete="false"
     stopOnSkipped="false"
     strict="false"
     verbose="false"
    >

    <testsuites>
        <testsuite name="AllTests">
        <directory>test</directory>
        </testsuite>
    </testsuites>

    <filter>
        <whitelist>
            <directory suffix=".php">src</directory>
        </whitelist>
    </filter>
</phpunit>