// i dont know how to use the As<T> method
//[Fact]
public void should_add_null_string_if_value_is_null_moq()
{
//ClientManagerMock = new Mock<IRedisClientsManager>();
//var cacheMock = new Mock<ICacheClient>();
//RedisClientMock = cacheMock.As<IRedisClient>();
var cacheMock = RedisClientMock.As<ICacheClient>();
var cacheClient = new RedisCacheHelper();
//RedisClientMock.As<ICacheClient>();
Mock.Get<ICacheClient>(cacheMock.Object).Setup(x => x.Add(DEFAULT_KEY, RedisCacheHelper.NULL_DATA)).Returns(true);
//setup
ClientManagerMock.Setup(x => x.GetClient()).Returns(RedisClientMock.Object);
//var cacheClient = RedisClientMock as Mock<ICacheClient>;
cacheMock.Setup(x => x.Add(DEFAULT_KEY, It.Is<String>(m => m.EqualsOrdinalIgnoreCase(RedisCacheHelper.NULL_DATA)))).Returns(true);
//RedisClientMock.Setup(x => x.IncrementValue(It.IsAny<string>()));
RedisCacheHelper._redisClientManager = ClientManagerMock.Object;
// call service
cacheClient.AddNullableData(DEFAULT_KEY, default(String), 20);
//verify
//cacheMock.Verify(x => x.Add(DEFAULT_KEY, It.Is<String>(m => m.EqualsOrdinalIgnoreCase(RedisCacheHelper.NULL_DATA))));
cacheMock.Verify(x => x.Add<String>(DEFAULT_KEY, It.Is<String>(m => m.EqualsOrdinalIgnoreCase(RedisCacheHelper.NULL_DATA))), Times.Once());
// for the redisfact uts
RedisCacheHelper._redisClientManager = null;
}