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);
}
}