public void TestMethodAdd_5()
        {
            string key    = "key1_5";
            string value  = "testServer";
            var    result = ObjProvider.AddForSliding(key, value, TimeSpan.FromMilliseconds(1000));

            Assert.AreEqual(true, result);
            Thread.Sleep(600);
            var result1 = ObjProvider.Get(key);

            Assert.IsNotNull(result1);
            Assert.AreEqual(value, result1.ToString());
            Thread.Sleep(600);
            result1 = ObjProvider.Get(key);
            Assert.IsNotNull(result1);
            Assert.AreEqual(value, result1.ToString());
        }