public function testAddWithoutKey()
{
// build an object
$command = (new Command\Builder\UpdateHll(static::$riak))->add('gosabres poked you.')->add('phprocks viewed your profile.')->add('phprocks started following you.')->buildBucket('default', static::HLL_BUCKET_TYPE)->build();
$response = $command->execute();
// expects 201 - Created
$this->assertEquals('201', $response->getCode());
$this->assertNotEmpty($response->getLocation());
}