Composer::$packageToCleanup

protected static $packageToCleanup = [
  'behat/mink' => ['tests', 'driver-testsuite'],
  'behat/mink-browserkit-driver' => ['tests'],
  'behat/mink-goutte-driver' => ['tests'],
  'doctrine/cache' => ['tests'],
  'doctrine/collections' => ['tests'],
  'doctrine/common' => ['tests'],
  'doctrine/inflector' => ['tests'],
  'doctrine/instantiator' => ['tests'],
  'egulias/email-validator' => ['documentation', 'tests'],
  'fabpot/goutte' => ['Goutte/Tests'],
  'guzzlehttp/promises' => ['tests'],
  'guzzlehttp/psr7' => ['tests'],
  'jcalderonzumba/gastonjs' => ['docs', 'examples', 'tests'],
  'jcalderonzumba/mink-phantomjs-driver' => ['tests'],
  'masterminds/html5' => ['test'],
  'mikey179/vfsStream' => ['src/test'],
  'paragonie/random_compat' => ['tests'],
  'phpdocumentor/reflection-docblock' => ['tests'],
  'phpunit/php-code-coverage' => ['tests'],
  'phpunit/php-timer' => ['tests'],
  'phpunit/php-token-stream' => ['tests'],
  'phpunit/phpunit' => ['tests'],
  'phpunit/php-mock-objects' => ['tests'],
  'sebastian/comparator' => ['tests'],
  'sebastian/diff' => ['tests'],
  'sebastian/environment' => ['tests'],
  'sebastian/exporter' => ['tests'],
  'sebastian/global-state' => ['tests'],
  'sebastian/recursion-context' => ['tests'],
  'stack/builder' => ['tests'],
  'symfony/browser-kit' => ['Tests'],
  'symfony/class-loader' => ['Tests'],
  'symfony/console' => ['Tests'],
  'symfony/css-selector' => ['Tests'],
  'symfony/debug' => ['Tests'],
  'symfony/dependency-injection' => ['Tests'],
  'symfony/dom-crawler' => ['Tests'],
  // @see \Drupal\Tests\Component\EventDispatcher\ContainerAwareEventDispatcherTest
  // 'symfony/event-dispatcher' => ['Tests'],
  'symfony/http-foundation' => ['Tests'],
  'symfony/http-kernel' => ['Tests'],
  'symfony/process' => ['Tests'],
  'symfony/psr-http-message-bridge' => ['Tests'],
  'symfony/routing' => ['Tests'],
  'symfony/serializer' => ['Tests'],
  'symfony/translation' => ['Tests'],
  'symfony/validator' => ['Tests', 'Resources'],
  'symfony/yaml' => ['Tests'],
  'symfony-cmf/routing' => ['Test', 'Tests'],
  'twig/twig' => ['doc', 'ext', 'test'],
];