Collections\Collection::toArray PHP Method

    public function toArray()
    {
        return $this->items;
    }

 public function testReverse()
 {
     $c = new Collection('int', [1, 2, 3]);
     $r = $c->reverse();
     $this->assertEquals([3, 2, 1], $r->toArray());
     $this->assertEquals([1, 2, 3], $c->toArray());
 }