phpunit.xml
<?xml version="1.0" encoding="utf-8"?>
<phpunit bootstrap="vendor/autoload.php" >
<testsuites>
<testsuite name="test">
<directory suffix=".php">test</directory>
<exclude>test/bootstrap.php</exclude>
</testsuite>
</testsuites>
<filter>
<whitelist processUncoveredFilesFromWhitelist="true">
<directory>src/</directory>
</whitelist>
</filter>
</phpunit>