function test_getPageDescription()
{
$html = '<html><head>' . '</head><body>' . '</body></html>';
$page = new Page($html);
$this->assertEquals('', $page->getPageDescription());
$html = '<html><head>' . '<meta name="description" content="page desc">' . '</head><body>' . '</body></html>';
$page = new Page($html);
$this->assertEquals('page desc', $page->getPageDescription());
}
