def get_redis(self):
"""
Get redis connection, lazy loading
:return: redis object
"""
if self.redis is None:
self.redis = RedisHelper.get_connection()
return self.redis
def test_decr(self):
RedisHelper.redis_flushdb()
# create a counter and decrease value
params = {'prefix': "test", 'ttl': 120}
zcount = RedisZSetCounter(self.redis_server, params)
tmp = zcount.decr('test_id', 'a', 1.0)
# now check that the value in redis is right
key = zcount.get_key('test_id')
val = RedisHelper.get_connection().zscore(key, 'a')
self.assertEqual(tmp, val, "wrong value for counter")
