public function testToArray()
 {
     $counter = new Metric('example.counter');
     $counter->value = 1;
     $counter->measure_time = 1332848921;
     $counters = new Counters();
     $counters->accept($counter);
     $gauge = new Metric('some.gauge');
     $gauge->value = 1;
     $gauge->measure_time = 1332848921;
     $gauges = new Gauges();
     $gauges->accept($gauge);
     $superCollection = new SuperCollection();
     $superCollection->accept($gauges)->accept($counters);
     $payLoad = $superCollection->toArray();
     //var_dump(json_encode($payLoad));
     $this->markTestIncomplete("Not done yet!");
 }