public function testSscan()
{
$this->credis->sadd('set', 'name', 'Jack');
$this->credis->sadd('set', 'age', '33');
$iterator = null;
$result = $this->credis->sscan($iterator, 'set', 'n*');
$this->assertEquals($iterator, 0);
$this->assertEquals($result, [0 => 'name']);
}
