public async Task event_type_concurrently(EventTypeFilterCases.Case testCase)
{
var eventTypePrefix = $"{GetStreamName()}_{testCase.FilterType}";
var eventAppearedSource1 = new TaskCompletionSource <ResolvedEvent>();
var eventAppearedSource2 = new TaskCompletionSource <ResolvedEvent>();
var connection = _fixture.Connection;
var filter = testCase.CreateFilter(eventTypePrefix);
using (await connection
.FilteredSubscribeToAllAsync(false, filter, EventAppeared1, subscriptionDropped: SubscriptionDropped1)
.WithTimeout())
using (await connection
.FilteredSubscribeToAllAsync(false, filter, EventAppeared2, subscriptionDropped: SubscriptionDropped2)
.WithTimeout()) {
var testEvents = _fixture.CreateTestEvents(10)
.Select(e =>
new EventData(e.EventId, $"{eventTypePrefix}-{Guid.NewGuid():n}", e.IsJson, e.Data, e.Metadata))
.ToArray();
await connection.AppendToStreamAsync(Guid.NewGuid().ToString("n"), ExpectedVersion.NoStream, testEvents).WithTimeout();
var resolvedEvents =
await Task.WhenAll(eventAppearedSource1.Task, eventAppearedSource2.Task).WithTimeout();
Assert.Equal(testEvents[0].EventId, resolvedEvents[0].OriginalEvent.EventId);
Assert.Equal(testEvents[0].EventId, resolvedEvents[1].OriginalEvent.EventId);
}
Task EventAppeared1(EventStoreSubscription s, ResolvedEvent e)
{
eventAppearedSource1.TrySetResult(e);
return(Task.CompletedTask);
}
Task EventAppeared2(EventStoreSubscription s, ResolvedEvent e)
{
eventAppearedSource2.TrySetResult(e);
return(Task.CompletedTask);
}
void SubscriptionDropped1(EventStoreSubscription s, SubscriptionDropReason reason, Exception ex) =>
eventAppearedSource1.TrySetException(ex ?? new ObjectDisposedException(nameof(s)));
void SubscriptionDropped2(EventStoreSubscription s, SubscriptionDropReason reason, Exception ex) =>
eventAppearedSource2.TrySetException(ex ?? new ObjectDisposedException(nameof(s)));
}
public async Task event_type_filter_returns_expected_result(EventTypeFilterCases.Case @case)
{
var eventTypePrefix = $"{GetStreamName()}_{@case.FilterType}";
var testEvents = _fixture.CreateTestEvents(10)
.Select(e =>
new EventData(e.EventId, $"{eventTypePrefix}-{Guid.NewGuid():n}", e.IsJson, e.Data, e.Metadata))
.ToArray();
var connection = _fixture.Connection;
foreach (var e in testEvents)
{
await connection.AppendToStreamAsync(Guid.NewGuid().ToString("n"), ExpectedVersion.NoStream, e);
}
var result = await connection.FilteredReadAllEventsForwardAsync(
Position.Start, 4096, false, @case.CreateFilter(eventTypePrefix)).WithTimeout();
Assert.Equal(ReadDirection.Forward, result.ReadDirection);
Assert.Equal(testEvents.Select(x => x.EventId), result.Events
.Select(x => x.OriginalEvent.EventId));
}
