old_contents: import unittest
  import datetime
  import hiro
  import redis
  from sifr.span import Minute, Day
  from sifr.storage import MemoryStorage, RedisStorage
  
  
  class RedisStorageTests(unittest.TestCase):
      def setUp(self):
          self.redis = redis.Redis()
          self.redis.flushall()
  
      def test_incr_simple_minute(self):
          span = Minute(datetime.datetime.now(), ["minute_span"])
          storage = RedisStorage(self.redis)
          storage.incr(span)
          storage.incr(span)
          self.assertEqual(storage.get(span), 2)
  
      def test_incr_unique_minute(self):
          red = redis.Redis()
          span = Minute(datetime.datetime.now(), ["minute_span"])
          storage = RedisStorage(red)
          storage.incr_unique(span, "1")
          storage.incr_unique(span, "1")
          storage.incr_unique(span, "2")
          self.assertEqual(storage.get_unique(span), 2)
  
      def test_tracker_minute(self):
          span = Minute(datetime.datetime.now(), ["minute_span"])
          storage = RedisStorage(self.redis)
          storage.track(span, "1", 3)
          storage.track(span, "1", 3)
          storage.track(span, "2", 3)
          storage.track(span, "3", 3)
          self.assertEqual(storage.enumerate(span), set(["1", "2", "3"]))
  
new_contents: import unittest
  import datetime
  import hiro
  import redis
  from sifr.span import Minute, Day
  from sifr.storage import MemoryStorage, RedisStorage
  
  
  class RedisStorageTests(unittest.TestCase):
      def setUp(self):
          self.redis = redis.Redis()
          self.redis.flushall()
  
      def test_incr_simple_minute(self):
          span = Minute(datetime.datetime.now(), ["minute_span"])
          storage = RedisStorage(self.redis)
          storage.incr(span)
          storage.incr(span)
          self.assertEqual(storage.get(span), 2)
  
      def test_incr_unique_minute(self):
          red = redis.Redis()
          span = Minute(datetime.datetime.now(), ["minute_span"])
          storage = RedisStorage(red)
          storage.incr_unique(span, "1")
          storage.incr_unique(span, "1")
          storage.incr_unique(span, "2")
          self.assertEqual(storage.get_unique(span), 2)
  
      def test_tracker_minute(self):
          span = Minute(datetime.datetime.now(), ["minute_span"])
          storage = RedisStorage(self.redis)
          storage.track(span, "1")
          storage.track(span, "1")
          storage.track(span, "2")
          storage.track(span, "3")
          self.assertEqual(storage.enumerate(span), set(["1", "2", "3"]))
  
subject: Remove old extra argument from track tests