/**
* Add image by URL
*/
public function testAddImageByUrl()
{
$oFooter = new Footer(1);
$element = $oFooter->addImage('http://php.net/images/logos/php-med-trans-light.gif');
$this->assertCount(1, $oFooter->getElements());
$this->assertInstanceOf('PhpOffice\\PhpWord\\Element\\Image', $element);
}