public static function setUpBeforeClass()
{
// enables garbage collector because symfony/phpunit-bridge disables it. see:
// see: https://github.com/symfony/symfony/pull/13398/files#diff-81bfee6017752d99d3119f4ddb1a09edR1
// see: https://github.com/symfony/symfony/pull/13398 (feature list)
if (!gc_enabled()) {
gc_enable();
}
}