public function firstReturnsFirstObject()
{
$myObject = new \stdClass();
$myObject2 = new \stdClass();
$query = $this->createFlowQuery([$myObject, $myObject2]);
$this->assertInstanceOf(FlowQuery::class, $query->first());
$this->assertSame([$myObject], $query->first()->get());
$this->assertSame([$myObject], iterator_to_array($query->first()));
}