/**
* Returns the children of the element ordered according to their weight.
*
* @return array
*/
public function get_ordered_children()
{
if (!$this->children) {
return [];
}
return sort_by_weight($this->children, function ($v) {
return $v instanceof self ? $v[self::WEIGHT] ?: 0 : 0;
});
}
/**
* @dataProvider provide_test_sort_by_weight
*/
public function test_sort_by_weight($array, $expected)
{
$this->assertSame($expected, sort_by_weight($array, function ($v) {
return $v;
}));
}
