public void Should_throw_a_timeout_exception_for_async_when_end_is_called()
{
var pongReceived = new FutureMessage <PongMessage>();
var pingReceived = new FutureMessage <PingMessage>();
var callbackCalled = new FutureMessage <IAsyncResult>();
RemoteBus.SubscribeHandler <PingMessage>(pingReceived.Set);
LocalBus.ShouldHaveSubscriptionFor <PingMessage>();
var ping = new PingMessage();
TimeSpan timeout = 2.Seconds();
LocalBus.BeginPublishRequest(ping, callbackCalled.Set, null, x =>
{
x.Handle <PongMessage>(pongReceived.Set);
x.SetTimeout(timeout);
});
callbackCalled.IsAvailable(8.Seconds()).ShouldBeTrue("Callback was not invoked");
Assert.Throws <RequestTimeoutException>(
() => { LocalBus.EndPublishRequest <PingMessage>(callbackCalled.Message); },
"A timeout exception should have been thrown");
pingReceived.IsAvailable(timeout).ShouldBeTrue("The ping was not received");
pongReceived.IsAvailable(timeout).ShouldBeFalse("The pong should not have been received");
}
public void Should_throw_a_handler_exception_on_the_calling_thread_using_async()
{
var pongReceived = new FutureMessage <PongMessage>();
var pingReceived = new FutureMessage <PingMessage>();
var callbackCalled = new FutureMessage <IAsyncResult>();
RemoteBus.SubscribeContextHandler <PingMessage>(x =>
{
pingReceived.Set(x.Message);
x.Respond(new PongMessage {
TransactionId = x.Message.TransactionId
});
});
LocalBus.ShouldHaveSubscriptionFor <PingMessage>();
var ping = new PingMessage();
TimeSpan timeout = 18.Seconds();
LocalBus.BeginPublishRequest(ping, callbackCalled.Set, null, x =>
{
x.Handle <PongMessage>(message =>
{
pongReceived.Set(message);
throw new InvalidOperationException("I got it, but I am naughty with it.");
});
x.SetTimeout(timeout);
});
pingReceived.IsAvailable(timeout).ShouldBeTrue("The ping was not received");
pongReceived.IsAvailable(timeout).ShouldBeTrue("The pong was not received");
callbackCalled.IsAvailable(timeout).ShouldBeTrue("Called was not called");
var exception =
Assert.Throws <RequestException>(
() => { LocalBus.EndPublishRequest <PingMessage>(callbackCalled.Message); },
"A request exception should have been thrown");
exception.Response.ShouldBeAnInstanceOf <PongMessage>();
exception.InnerException.ShouldBeAnInstanceOf <InvalidOperationException>();
}
public void Should_support_the_asynchronous_programming_model()
{
var pongReceived = new FutureMessage <PongMessage>();
var pingReceived = new FutureMessage <PingMessage>();
var callbackCalled = new FutureMessage <IAsyncResult>();
RemoteBus.SubscribeContextHandler <PingMessage>(x =>
{
pingReceived.Set(x.Message);
x.Respond(new PongMessage {
TransactionId = x.Message.TransactionId
});
});
LocalBus.ShouldHaveSubscriptionFor <PingMessage>();
var ping = new PingMessage();
TimeSpan timeout = 18.Seconds();
LocalBus.BeginPublishRequest(ping, callbackCalled.Set, null, x =>
{
x.Handle <PongMessage>(message =>
{
message.TransactionId.ShouldEqual(ping.TransactionId,
"The response correlationId did not match");
pongReceived.Set(message);
});
x.SetTimeout(timeout);
});
pingReceived.IsAvailable(timeout).ShouldBeTrue("The ping was not received");
pongReceived.IsAvailable(timeout).ShouldBeTrue("The pong was not received");
callbackCalled.IsAvailable(timeout).ShouldBeTrue("The callback was not called");
bool result = LocalBus.EndPublishRequest <PingMessage>(callbackCalled.Message);
Assert.IsTrue(result, "EndRequest should be true");
}