function test_getPageTitle()
{
$html = '<html><head>' . '</head><body>' . '</body></html>';
$page = new Page($html);
$this->assertEquals('', $page->getPageTitle());
$html = '<html><head>' . '<title>page title</title>' . '</head><body>' . '</body></html>';
$page = new Page($html);
$this->assertEquals('page title', $page->getPageTitle());
}
