PersistLatest() public method

public PersistLatest ( ) : void
return void
        public void Persister_Can_Successfully_Persist_New_Items_In_Memory()
        {
            var items = this.BuildItems(numberOfFeeds: 10, numberOfTweets: 20);
            var oldItem = this.BuildItem(DateTime.MinValue);
            var savedItems = new List<Item>();

            var fakeStreamAggregator = new Mock<IItemAggregator>();
            fakeStreamAggregator.Setup(a => a.GetLatest(DateTime.MinValue)).Returns(items);

            var fakeStreamProcessor = new Mock<IItemProcessor>(MockBehavior.Loose);

            var fakeStreamStorage = new Mock<IStreamStorage>();
            fakeStreamStorage.Setup(s => s.Top()).Returns(oldItem);
            fakeStreamStorage.Setup(s => s.Save(It.IsAny<IEnumerable<Item>>())).Callback<IEnumerable<Item>>(savedItems.AddRange);

            var streamPersister = new StreamPersister(fakeStreamAggregator.Object, fakeStreamProcessor.Object, fakeStreamStorage.Object);
            streamPersister.PersistLatest();

            CollectionAssert.AreEquivalent(items, savedItems);

            fakeStreamAggregator.Verify(a => a.GetLatest(oldItem.Published), Times.Once());
            fakeStreamProcessor.Verify(p => p.Process(It.IsAny<Item>()), Times.Exactly(items.Count));
            fakeStreamStorage.Verify(s => s.Top(), Times.Once());
            fakeStreamStorage.Verify(s => s.Save(It.IsAny<IEnumerable<Item>>()), Times.Once());
        }
        public void Persister_Can_Successfully_Persist_New_Items_In_Database()
        {
            try
            {
                var streamPersister = new StreamPersister(ConnectionString, DatabaseName);

                streamPersister.PersistLatest();
            }
            finally
            {
                MongoServer.Create(ConnectionString).DropDatabase(DatabaseName);
            }
        }