phpunit.xml
<phpunit bootstrap="vendor/autoload.php">
<testsuites>
<testsuite name="unit">
<directory>tests/unit</directory>
</testsuite>
</testsuites>
<logging>
<log type="coverage-clover" target="coverage.xml"/>
</logging>
<filter>
<whitelist>
<directory>./src/</directory>
</whitelist>
</filter>
</phpunit>