function testIntegratedSearch()
{
$numbers = new qinq\Collection([1, 2, [3, 4, [5, 6]], 7, [8, [9, 10]]]);
foreach ($numbers->search(function ($value) {
return $value & 1 ? true : false;
})->flatten() as $number) {
$this->assertEquals(1, $number & 1);
}
}
