public async Task Should_subscribe_on_start()
{
var sut = new PollingSubscription(eventStore, eventNotifier, eventSubscriber, "^my-stream", position);
await WaitAndStopAsync(sut);
A.CallTo(() => eventStore.GetEventsAsync(A <Func <StoredEvent, Task> > .Ignored, A <CancellationToken> .Ignored, "^my-stream", position))
.MustHaveHappened(Repeated.Exactly.Once);
}
public async Task Should_subscribe_on_start()
{
var sut = new PollingSubscription(eventStore, eventSubscriber, "^my-stream", position);
await WaitAndStopAsync(sut);
A.CallTo(() => eventStore.QueryAllAsync("^my-stream", position, A <long> ._, A <CancellationToken> ._))
.MustHaveHappenedOnceExactly();
}
public async Task Should_subscribe_on_start()
{
var sut = new PollingSubscription(eventStore, eventSubscriber, "^my-stream", position);
await WaitAndStopAsync(sut);
A.CallTo(() => eventStore.QueryAsync(A <Func <StoredEvent, Task> > ._, "^my-stream", position, A <CancellationToken> ._))
.MustHaveHappened(1, Times.Exactly);
}
public async Task Should_wake_up()
{
var sut = new PollingSubscription(eventStore, eventSubscriber, "^my-stream", position);
sut.WakeUp();
await WaitAndStopAsync(sut);
A.CallTo(() => eventStore.QueryAllAsync("^my-stream", position, A <long> ._, A <CancellationToken> ._))
.MustHaveHappened(2, Times.Exactly);
}
public async Task Should_wake_up()
{
var sut = new PollingSubscription(eventStore, eventSubscriber, "^my-stream", position);
sut.WakeUp();
await WaitAndStopAsync(sut);
A.CallTo(() => eventStore.QueryAsync(A <Func <StoredEvent, Task> > .Ignored, "^my-stream", position, A <CancellationToken> .Ignored))
.MustHaveHappened(Repeated.Exactly.Twice);
}
public async Task Should_subscribe_on_notify_when_stream_matches()
{
var sut = new PollingSubscription(eventStore, eventNotifier, eventSubscriber, "^my-stream", position);
eventNotifier.NotifyEventsStored("my-stream-123");
await WaitAndStopAsync(sut);
A.CallTo(() => eventStore.QueryAsync(A <Func <StoredEvent, Task> > .Ignored, "^my-stream", position, A <CancellationToken> .Ignored))
.MustHaveHappened(Repeated.Exactly.Twice);
}
public async Task Should_propagate_aggregate_operation_cancelled_exception_to_subscriber()
{
var ex = new AggregateException(new OperationCanceledException());
A.CallTo(() => eventStore.GetEventsAsync(A <Func <StoredEvent, Task> > .Ignored, A <CancellationToken> .Ignored, "^my-stream", position))
.Throws(ex);
var sut = new PollingSubscription(eventStore, eventNotifier, eventSubscriber, "^my-stream", position);
await WaitAndStopAsync(sut);
A.CallTo(() => eventSubscriber.OnErrorAsync(sut, ex))
.MustNotHaveHappened();
}
public async Task Should_propagate_aggregate_operation_cancelled_exception_to_subscriber()
{
var ex = new AggregateException(new OperationCanceledException());
A.CallTo(() => eventStore.QueryAllAsync("^my-stream", position, A <long> ._, A <CancellationToken> ._))
.Throws(ex);
var sut = new PollingSubscription(eventStore, eventSubscriber, "^my-stream", position);
await WaitAndStopAsync(sut);
A.CallTo(() => eventSubscriber.OnErrorAsync(sut, ex))
.MustHaveHappened();
}
public async Task Should_propagate_exception_to_subscriber()
{
var ex = new InvalidOperationException();
A.CallTo(() => eventStore.QueryAsync(A <Func <StoredEvent, Task> > ._, "^my-stream", position, A <CancellationToken> ._))
.Throws(ex);
var sut = new PollingSubscription(eventStore, eventSubscriber, "^my-stream", position);
await WaitAndStopAsync(sut);
A.CallTo(() => eventSubscriber.OnErrorAsync(sut, ex))
.MustHaveHappened();
}