yana-server/lib/sabre/sabre/http/tests/phpunit.xml

<phpunit
  colors="true"
  bootstrap="bootstrap.php"
  convertErrorsToExceptions="true"
  convertNoticesToExceptions="true"
  convertWarningsToExceptions="true"
  strict="true"
  >
  <testsuite name="Sabre_HTTP">
      <directory>HTTP/</directory>
  </testsuite>

  <filter>
    <whitelist addUncoveredFilesFromWhitelist="true">
       <directory suffix=".php">../lib/</directory>
    </whitelist>
  </filter>
</phpunit>