public function testRenderWithFormatAndChild()
{
$domDocument = new \DOMDocument();
$frame = new Frame("test.frame");
$format = new Format();
$format->setStyle("test.style");
$child = new Audio("test.audio");
$child->clearAlign();
$frame->clearAlign()->setFormat($format)->addChild($child);
$domElement = $frame->render($domDocument);
$domDocument->appendChild($domElement);
$this->assertEquals("<?xml version=\"1.0\"?>\n<frame id=\"test.frame\"><format style=\"test.style\"/><audio id=\"test.audio\"/></frame>\n", $domDocument->saveXML());
}
