/**
* {@inheritDoc}
*
*/
public function min($callback, $type = SORT_NUMERIC)
{
$sorted = new SortIterator($this, $callback, SORT_ASC, $type);
return $sorted->top();
}
/**
* Tests top
*
* @return void
*/
public function testTop()
{
$items = new ArrayObject([3, 5, 1, 2, 4]);
$identity = function ($a) {
return $a;
};
$sorted = new SortIterator($items, $identity);
$this->assertEquals(5, $sorted->top());
$sorted = new SortIterator([], $identity);
$this->assertNull($sorted->top());
}
