public async Task Wait_Cancels_WhenAnySubscriptionWaitsCancels()
{
var message = new Amqp.Message();
IDelivery[] subscriptions = Enumerable
.Range(0, 3)
.Select((_, index) =>
{
IDelivery subscription = Substitute.For <IDelivery>();
subscription
.WaitAsync(Arg.Any <TimeSpan>(), Arg.Any <CancellationToken>())
.Returns(async call =>
{
TimeSpan delay = index != 1 ? call.ArgAt <TimeSpan>(0) : TimeSpan.FromSeconds(15);
CancellationToken cancellationToken = call.ArgAt <CancellationToken>(1);
await Task.Delay(delay.Add(TimeSpan.FromMilliseconds(1)), cancellationToken);
cancellationToken.ThrowIfCancellationRequested();
return(true);
});
return(subscription);
})
.ToArray();
var delivery = new TopicDelivery(message, subscriptions);
var cts = new CancellationTokenSource(TimeSpan.FromMilliseconds(10));
Task <bool> task = delivery.WaitAsync(TimeSpan.FromMilliseconds(1), cts.Token);
await task.ShouldCancelOperationAsync();
}
public void Wait_Throws_WhenObjectDisposed()
{
var delivery = new TopicDelivery(new Amqp.Message(), new List <IDelivery>());
delivery.Dispose();
Should.ThrowAsync <ObjectDisposedException>(delivery.WaitAsync(TimeSpan.Zero));
}
public void Dispose_DoesNotThrow_WhenSubscriptionNotDisposable()
{
IDelivery subscription = Substitute.For <IDelivery>();
var delivery = new TopicDelivery(new Amqp.Message(), new List <IDelivery> {
subscription
});
Should.NotThrow(() => delivery.Dispose());
}
public async Task Wait_ReturnsTrue_WhenSubscriptionsEmpty()
{
var message = new Amqp.Message();
var subscriptions = new IDelivery[0];
var delivery = new TopicDelivery(message, subscriptions);
var result = await delivery.WaitAsync(TimeSpan.FromMilliseconds(1));
result.ShouldBeTrue();
}
public void Dispose_CanBeCalledMultipleTimes()
{
var delivery = new TopicDelivery(new Amqp.Message(), new List <IDelivery>());
Should.NotThrow(() =>
{
delivery.Dispose();
delivery.Dispose();
});
}
public void Dispose_DisposesSubscriptions()
{
IDisposable subscription = Substitute.For <IDisposable, IDelivery>();
var delivery = new TopicDelivery(new Amqp.Message(), new List <IDelivery> {
(IDelivery)subscription
});
delivery.Dispose();
subscription.Received(1).Dispose();
}
public void Constructor_InitializesInstance()
{
var message = new Amqp.Message();
IDelivery[] subscriptions = Enumerable.Empty <IDelivery>().ToArray();
var delivery = new TopicDelivery(message, subscriptions);
delivery.ShouldSatisfyAllConditions(
() => delivery.Posted.Kind.ShouldBe(DateTimeKind.Utc),
() => delivery.Posted.ShouldBeLessThanOrEqualTo(DateTime.UtcNow),
() => delivery.Message.ShouldBeSameAs(message),
() => delivery.Subscriptions.ShouldBeSameAs(subscriptions)
);
}
public ITopicDelivery Post(Message message)
{
if (_disposed)
{
throw new ObjectDisposedException(typeof(TopicEntity).Name);
}
if (message == null)
{
throw new ArgumentNullException(nameof(message));
}
var delivery = new TopicDelivery(message, PostToSubscriptions(message));
_deliveries.Add(delivery);
return(delivery);
}
public async Task Wait_ReturnsFalse_WhenAnySubscriptionWaitsReturnFalseWithinTimeout()
{
var message = new Amqp.Message();
IDelivery[] subscriptions = Enumerable
.Range(0, 3)
.Select((_, index) =>
{
IDelivery subscription = Substitute.For <IDelivery>();
subscription.WaitAsync(Arg.Any <TimeSpan>()).Returns(index != 1);
return(subscription);
})
.ToArray();
var delivery = new TopicDelivery(message, subscriptions);
var result = await delivery.WaitAsync(TimeSpan.FromMilliseconds(1));
result.ShouldBeFalse();
}
