public function test_shuffle_2()
{
// How do you test random values?
// There must be a better way...
$arr = array('a' => 'apple', 'b' => 'banana', 'c' => 'carrot');
Enumerator::shuffle_($arr, true);
$this->assertArrayHasKey('a', $arr);
$this->assertArrayHasKey('b', $arr);
$this->assertArrayHasKey('c', $arr);
}
