public function testConstructDefault()
{
$contentExtractor = new ContentExtractor(array('config_builder' => array('site_config' => array(dirname(__FILE__)))));
$contentExtractor->reset();
$this->assertEquals(null, $contentExtractor->getContent());
$this->assertEquals(null, $contentExtractor->getTitle());
$this->assertEquals(null, $contentExtractor->getLanguage());
$this->assertEquals(null, $contentExtractor->getSiteConfig());
$this->assertEquals(null, $contentExtractor->getNextPageUrl());
}