public function testUnion()
{
$a = new Set('SetA');
$a->setClient($this->getRedisClient());
$a->add(array(1, 2, 3, 4));
$b = new Set('SetB');
$b->setClient($this->getRedisClient());
$b->add(array(3, 4, 5, 6, 7, 8));
$this->assertEquals(array(1, 2, 3, 4, 5, 6, 7, 8), $a->union($b));
}
