Catel.Test.Caching.CacheStorageFacts.TheAutoExpireFunctionality.RaisesExpiringEventWithCorrectEventArgsWhenItemExpires C# (CSharp) Метод

            public void RaisesExpiringEventWithCorrectEventArgsWhenItemExpires()
            {
                var key = "1";
                var expirationPolicy = new SlidingExpirationPolicy(TimeSpan.FromMilliseconds(250));
                var value = 1;
                var evKey = (string)null;
                var evExpirationPolicy = default(ExpirationPolicy);
                var evValue = 0;

                var cache = new CacheStorage<string, int>();
                cache.ExpirationTimerInterval = TimeSpan.FromMilliseconds(250);
                cache.Expiring += (sender, e) =>
                {
                    evKey = e.Key;
                    evExpirationPolicy = e.ExpirationPolicy;
                    evValue = e.Value;
                };

                cache.Add(key, value, expirationPolicy);

                ThreadHelper.Sleep(750);

                Assert.AreEqual(key, evKey);
                Assert.AreEqual(expirationPolicy, evExpirationPolicy);
                Assert.AreEqual(value, evValue);
            }