public function testCanSort()
{
$child = (object) array('sort' => 5);
$child_alt = (object) array('sort' => 12);
$object = (object) array('name' => 'foo', 'age' => 18, 'child' => $child);
$object_alt = (object) array('name' => 'bar', 'age' => 21, 'child' => $child_alt);
$collection = array($object, $object_alt);
$under = Object::sort($collection, 'name', 'asc');
$this->assertEquals(array($object_alt, $object), $under);
$under = Object::sort($collection, 'child.sort', 'desc');
$this->assertEquals(array($object_alt, $object), $under);
$under = Object::sort($collection, function ($value) {
return $value->child->sort;
}, 'desc');
$this->assertEquals(array($object_alt, $object), $under);
}
