public AtomicProjectionMetricsConfigurer(
IProjectionTargetCheckpointLoader checkPointLoader,
IAtomicReadModelFactory readModelFactory,
AtomicProjectionCheckpointManager atomicProjectionCheckpointManager,
AtomicReadModelVersionLoader versionLoader)
{
_checkPointLoader = checkPointLoader;
_atomicProjectionCheckpointManager = atomicProjectionCheckpointManager;
_versionLoader = versionLoader;
_readModelFactory = readModelFactory;
}
public async Task Verify_flush_has_always_last_version_dispatched_even_with_events_of_other_aggregates()
{
await GenerateSomeChangesetsAndReturnLatestsChangeset().ConfigureAwait(false);
//Generate a changeset, that has an event that was not handled by the readmodel.
await GenerateAtomicAggregateCreatedEvent().ConfigureAwait(false);
//And finally check if everything is projected
await CreateSutAndStartProjectionEngineAsync(1).ConfigureAwait(false);
//we need to wait to understand if it was projected
GetTrackerAndWaitForChangesetToBeProjected("SimpleTestAtomicReadModel");
//now we need to monitor for checkpoint collection to be populated.
DateTime startWait = DateTime.UtcNow;
while (DateTime.UtcNow.Subtract(startWait).TotalSeconds < 5)
{
try
{
AtomicProjectionCheckpointManager newTracker = new AtomicProjectionCheckpointManager(_db);
//this new tracker reload from db
if (newTracker.GetCheckpoint("SimpleTestAtomicReadModel") == lastUsedPosition)
{
return; //test succeeded, it was saved.
}
Thread.Sleep(200);
}
#pragma warning disable RCS1075 // Avoid empty catch clause that catches System.Exception.
catch (Exception)
{
//Ignore any error, the checkpoint coudl not be still saved. (we can improve the test reading directly the mongo collection)
}
#pragma warning restore RCS1075 // Avoid empty catch clause that catches System.Exception.
}
//if we reach here, no flush was made...
Assert.Fail("No flushing occurred");
}