public function testNonStandardFields()
 {
     $event = new Event('Test', new \DateTime('2012-01-01 00:00:00'), new \DateTime('2012-01-01 01:00:00'));
     $event->addField('description', 'Event descriptions');
     $expectedArray = array('title' => 'Test', 'start' => date("Y-m-d\\TH:i:sP", strtotime('2012-01-01 00:00:00')), 'end' => date("Y-m-d\\TH:i:sP", strtotime('2012-01-01 01:00:00')), 'allDay' => false, 'description' => 'Event descriptions');
     $this->assertEquals($event->toArray(), $expectedArray);
 }