public function testCall()
{
$xml = '<event key="core/object/modify" subject="core:domain">
<call>core/test</call>
</event>';
$event = new Event($xml, $this->getJarves());
$this->assertEquals('core/object/modify', $event->getKey());
$this->assertEquals('core:domain', $event->getSubject());
$this->assertEquals(['core/test'], $event->getCalls());
$this->assertEquals($xml, $event->toXml());
}