public void lowest_works_on_add()
{
var id = Guid.NewGuid();
var cache = new OutstandingMessageCache();
cache.StartMessage(new OutstandingMessage(id, null, Helper.BuildFakeEvent(id, "type", "name", 10), 0), DateTime.Now);
Assert.AreEqual(10, cache.GetLowestPosition());
}
public void adding_an_item_causes_count_to_go_up()
{
var id = Guid.NewGuid();
var cache = new OutstandingMessageCache();
cache.StartMessage(new OutstandingMessage(id, null, Helper.BuildFakeEvent(id, "type", "name", 0), 0), DateTime.Now);
Assert.AreEqual(1, cache.Count);
Assert.AreEqual(0, cache.GetLowestPosition());
}
public void can_remove_existing_item()
{
var id = Guid.NewGuid();
var cache = new OutstandingMessageCache();
cache.StartMessage(new OutstandingMessage(id, null, Helper.BuildFakeEvent(id, "type", "name", 0), 0), DateTime.Now);
cache.Remove(id);
Assert.AreEqual(0, cache.Count);
}
public PersistentSubscription(PersistentSubscriptionParams persistentSubscriptionParams)
{
Ensure.NotNull(persistentSubscriptionParams.StreamReader, "eventLoader");
Ensure.NotNull(persistentSubscriptionParams.CheckpointReader, "checkpointReader");
Ensure.NotNull(persistentSubscriptionParams.CheckpointWriter, "checkpointWriter");
Ensure.NotNull(persistentSubscriptionParams.MessageParker, "messageParker");
Ensure.NotNull(persistentSubscriptionParams.SubscriptionId, "subscriptionId");
Ensure.NotNull(persistentSubscriptionParams.EventStreamId, "eventStreamId");
Ensure.NotNull(persistentSubscriptionParams.GroupName, "groupName");
_lastPulledEvent = 0;
_totalTimeWatch = new Stopwatch();
_settings = persistentSubscriptionParams;
_totalTimeWatch.Start();
_statistics = new PersistentSubscriptionStats(this, _settings, _totalTimeWatch);
_outstandingMessages = new OutstandingMessageCache();
InitAsNew();
}
public PersistentSubscription(PersistentSubscriptionParams persistentSubscriptionParams)
{
Ensure.NotNull(persistentSubscriptionParams.StreamReader, "eventLoader");
Ensure.NotNull(persistentSubscriptionParams.CheckpointReader, "checkpointReader");
Ensure.NotNull(persistentSubscriptionParams.CheckpointWriter, "checkpointWriter");
Ensure.NotNull(persistentSubscriptionParams.MessageParker, "messageParker");
Ensure.NotNull(persistentSubscriptionParams.SubscriptionId, "subscriptionId");
Ensure.NotNull(persistentSubscriptionParams.EventStreamId, "eventStreamId");
Ensure.NotNull(persistentSubscriptionParams.GroupName, "groupName");
_lastPulledEvent = 0;
_totalTimeWatch = new Stopwatch();
_settings = persistentSubscriptionParams;
_totalTimeWatch.Start();
_statistics = new PersistentSubscriptionStats(this, _settings, _totalTimeWatch);
_outstandingMessages = new OutstandingMessageCache();
InitAsNew();
}
public PersistentSubscription(PersistentSubscriptionParams persistentSubscriptionParams)
{
Ensure.NotNull(persistentSubscriptionParams.StreamReader, "eventLoader");
Ensure.NotNull(persistentSubscriptionParams.CheckpointReader, "checkpointReader");
Ensure.NotNull(persistentSubscriptionParams.CheckpointWriter, "checkpointWriter");
Ensure.NotNull(persistentSubscriptionParams.MessageParker, "messageParker");
Ensure.NotNull(persistentSubscriptionParams.SubscriptionId, "subscriptionId");
Ensure.NotNull(persistentSubscriptionParams.EventStreamId, "eventStreamId");
Ensure.NotNull(persistentSubscriptionParams.GroupName, "groupName");
_nextEventToPullFrom = 0;
_totalTimeWatch = new Stopwatch();
_settings = persistentSubscriptionParams;
_totalTimeWatch.Start();
_statistics = new PersistentSubscriptionStats(this, _settings, _totalTimeWatch);
_outstandingMessages = new OutstandingMessageCache();
_streamBufferSource = new TaskCompletionSource <StreamBuffer>(TaskCreationOptions.RunContinuationsAsynchronously);
InitAsNew();
}
public PersistentSubscription(PersistentSubscriptionParams persistentSubscriptionParams)
{
Ensure.NotNull(persistentSubscriptionParams.StreamReader, "eventLoader");
Ensure.NotNull(persistentSubscriptionParams.CheckpointReader, "checkpointReader");
Ensure.NotNull(persistentSubscriptionParams.CheckpointWriter, "checkpointWriter");
Ensure.NotNull(persistentSubscriptionParams.MessageParker, "messageParker");
Ensure.NotNull(persistentSubscriptionParams.SubscriptionId, "subscriptionId");
Ensure.NotNull(persistentSubscriptionParams.EventStreamId, "eventStreamId");
Ensure.NotNull(persistentSubscriptionParams.GroupName, "groupName");
if (persistentSubscriptionParams.ReadBatchSize >= persistentSubscriptionParams.BufferSize)
{
throw new ArgumentOutOfRangeException($"{nameof(persistentSubscriptionParams.ReadBatchSize)} may not be greater than or equal to {nameof(persistentSubscriptionParams.BufferSize)}");
}
_nextEventToPullFrom = 0;
_totalTimeWatch = new Stopwatch();
_settings = persistentSubscriptionParams;
_totalTimeWatch.Start();
_statistics = new PersistentSubscriptionStats(this, _settings, _totalTimeWatch);
_outstandingMessages = new OutstandingMessageCache();
_streamBufferSource = new TaskCompletionSource <StreamBuffer>(TaskCreationOptions.RunContinuationsAsynchronously);
InitAsNew();
}
public void message_that_expires_is_included_in_expired_list()
{
var id = Guid.NewGuid();
var cache = new OutstandingMessageCache();
cache.StartMessage(new OutstandingMessage(id, null, Helper.BuildFakeEvent(id, "type", "name", 0), 0), DateTime.Now.AddSeconds(-1));
var expired = cache.GetMessagesExpiringBefore(DateTime.Now).ToList();
Assert.AreEqual(1, expired.Count());
Assert.AreEqual(id, expired.FirstOrDefault().EventId);
}
public void get_expired_messages_returns_min_value_on_empty_cache()
{
var cache = new OutstandingMessageCache();
Assert.AreEqual(0, cache.GetMessagesExpiringBefore(DateTime.Now).Count());
Assert.AreEqual(int.MinValue, cache.GetLowestPosition());
}
public void lowest_on_empty_cache_returns_min()
{
var cache = new OutstandingMessageCache();
Assert.AreEqual(int.MinValue, cache.GetLowestPosition());
}
public void can_remove_non_existing_item()
{
var cache = new OutstandingMessageCache();
Assert.DoesNotThrow(() => cache.Remove(Guid.NewGuid()));
}
public void when_created_has_zero_count()
{
var cache = new OutstandingMessageCache();
Assert.AreEqual(0, cache.Count);
}
