public function testMultisortChained()
{
$input1 = [100, 1, 10, 1000];
$input2 = [1, 3, 2, 4];
$this->assertEquals(3, Arrgh::chain($input1)->multisort($input2)->pop()->shift());
}
public function testArrghInput()
{
$arr_inner = new Arrgh([1, 2, 3]);
$arr_out = new Arrgh($arr_inner);
$this->assertEquals([1, 2, 3], $arr_out->toArray());
}