$rProp = new \ReflectionProperty( PHPSessionHandler::class, 'instance' );
$rProp->setAccessible( true );
$handler = \TestingAccessWrapper::newFromObject( $rProp->getValue() );
$rProp = new \ReflectionProperty( PHPSessionHandler::class, 'instance' );
$rProp->setAccessible( true );
$handler = \TestingAccessWrapper::newFromObject( $rProp->getValue() );