UnitTestProjectForRefreshingCache.TheTimeMachine.ChangeTo C# (CSharp) Метод

        public void ChangeTo(int value)
        {
            _now += value;
        }

 public void ItemShouldBeRemovedAtTheExpirationOfStandardPeriod()
 {
     var myDatabase = new SlowDatabase();
     var alphaMachine = new TheTimeMachine();
     IDataStorage<int, string> myRefreshingCache = new FastRefreshingCache<int, string>(alphaMachine, myDatabase);
     myRefreshingCache.GetValue(0);
     alphaMachine.ChangeTo(1500);
     myRefreshingCache.GetValue(5);
     var zero = myRefreshingCache.Contains(0);
     var five = myRefreshingCache.Contains(5);
     Assert.AreEqual(true, !zero && five);
 }