public function testScalarQuery()
{
$command = (new Command\Builder\QueryIndex(static::$riak))->buildBucket('Students' . static::$bucket, static::LEVELDB_BUCKET_TYPE)->withIndexName('lucky_numbers_int')->withScalarValue(5)->build();
$response = $command->execute();
$this->assertEquals('200', $response->getCode());
$this->assertEquals(1, count($response->getResults()));
$this->assertEquals('student5', $response->getResults()[0]);
}