RedisCharacterizationTest for diferent databases using ServiceStack.Redis

RedisCharacterizationTest.cs

using System;
using ServiceStack.Redis;
using Xunit;

namespace SocialStack.Tests.Integration.Infrastructure
{
    public class RedisCharacterizationTest : IDisposable
    {
        private IRedisClientsManager _db1ClientManager;
        private IRedisClientsManager _db2ClientManager;

        [Fact]
        public void BasicRedisClientManager_WhenUsingADatabaseOnARedisConnectionString_CorrectDatabaseIsUsed()
        {
            TestForDatabaseOnConnectionString(connectionString => new BasicRedisClientManager(connectionString));
        }
        [Fact]
        public void PooledRedisClientManager_WhenUsingADatabaseOnARedisConnectionString_CorrectDatabaseIsUsed()
        {
            TestForDatabaseOnConnectionString(connectionString => new PooledRedisClientManager(connectionString));
        }        

        private void TestForDatabaseOnConnectionString(Func<string, IRedisClientsManager> factory)
        {
            _db1ClientManager = factory("localhost?db=1");
            _db2ClientManager = factory("localhost?db=2");

            using (var cacheClient = _db1ClientManager.GetCacheClient())
            {
                cacheClient.Set("key", "value");
            }
            using (var cacheClient = _db2ClientManager.GetCacheClient())
            {
                Assert.Null(cacheClient.Get<string>("key"));
            }
        }
        [Fact]
        public void WhenUsingAnInitialDatabase_CorrectDatabaseIsUsed()
        {
            _db1ClientManager = new BasicRedisClientManager(1, "localhost");
            _db2ClientManager = new BasicRedisClientManager(2, "localhost");

            using (var cacheClient = _db1ClientManager.GetCacheClient())
            {
                cacheClient.Set("key", "value");
            }
            using (var cacheClient = _db2ClientManager.GetCacheClient())
            {
                Assert.Null(cacheClient.Get<string>("key"));
            }
        }

        public void Dispose()
        {
            foreach (var clientManager in new [] {_db1ClientManager,_db2ClientManager})
            {
                if (clientManager != null)
                {
                    using (var cacheClient = clientManager.GetCacheClient())
                    {
                        cacheClient.Remove("key");
                    }
                }
            }
        }
    }
}