public static QueueAsync <RtmSubscriptionData> CreateSubscriptionDataQueue(this ISubscriptionEventSource source)
{
var queue = new QueueAsync <RtmSubscriptionData>();
source.SetSubscriptionDataQueue(queue);
return(queue);
}
public static QueueAsync <string> CreateStateQueue(this IRtmClient client)
{
var queue = new QueueAsync <string>();
client.SetStateObserver(queue);
return(queue);
}
public static async Task AssertDequeue <T>(this QueueAsync <T> queue, params T[] items)
{
foreach (var item in items)
{
Assert.That(await queue.Dequeue(), Is.EqualTo(item));
}
}
public async Task RepeatFirstMessage()
{
var channel = GenerateRandomChannelName();
var client = new RtmClientBuilder(Config.Endpoint, Config.AppKey).Build();
await client.Yield();
var subObs = new SubscriptionObserver();
var subData = subObs.CreateSubscriptionDataQueue();
var subscription = new QueueAsync <string>();
subObs.OnEnterSubscribed += s =>
{
subscription.Enqueue(s.Position);
};
client.Start();
client.CreateSubscription(channel, SubscriptionModes.Advanced, subObs);
var pos = await subscription.Dequeue().ConfigureAwait(false);
await client.Publish(channel, "message-1", Ack.Yes).ConfigureAwait(false);
await subData.DequeueAndVerify(channel, "message-1").ConfigureAwait(false);
await client.Yield();
client.RemoveSubscription(channel);
client.CreateSubscription(
channel,
new SubscriptionConfig(SubscriptionModes.Advanced, position: pos, observer: subObs));
await subData.DequeueAndVerify(channel, "message-1").ConfigureAwait(false);
await client.Dispose();
}
public static T TryDequeue <T>(this QueueAsync <T> queue)
{
T res;
queue.TryDequeue(out res);
return(res);
}
public static async Task AssertEmpty <T>(this QueueAsync <T> queue, IRtmClient client, int millis)
{
await Task.Delay(millis);
await client.Yield();
Assert.That(queue.TryDequeue(), Is.EqualTo(null));
}
public static async Task <IConnection> Connect(
string url,
ConnectionOptions opts,
CancellationToken ct,
QueueAsync <Pdu <object> > requests,
QueueAsync <Pdu> replies)
{
var con = await Connection.Connect(url, opts, ct).ConfigureAwait(false);
return(new TestConnection(con, null, null, requests, replies));
}
public TestConnection(
IConnection connection,
Func <ConnectionOperationResult, ConnectionOperationResult> operationTransform,
Func <ConnectionStepResult, ConnectionStepResult> stepTransform,
QueueAsync <Pdu <object> > requests,
QueueAsync <Pdu> replies)
{
_connection = connection;
_operationTransform = operationTransform;
_stepTransform = stepTransform;
_requests = requests;
_replies = replies;
}
public static async Task <RtmSubscriptionData> DequeueAndVerify <T>(this QueueAsync <RtmSubscriptionData> subscriptionData, string subscriptionId, T message)
{
var d = await subscriptionData.Dequeue().ConfigureAwait(false);
if (d.SubscriptionId != subscriptionId)
{
throw new Exception("wrong channel");
}
if (d.Messages.Length != 1)
{
throw new Exception("only one message was expected");
}
if (!d.Messages[0].ToObject <T>().Equals(message))
{
throw new Exception("not equals");
}
return(d);
}
public TestSubscriptionObserverQueue(QueueAsync <string> queue)
{
_queue = queue;
}
public async Task SubscribeWithAdvancedModeAndPosition()
{
var channel = GenerateRandomChannelName();
var reqs = new QueueAsync <Pdu <object> >();
var reps = new QueueAsync <Pdu>();
var client = (RtmClient) new RtmClientBuilder(Config.Endpoint, Config.AppKey)
.SetConnector((url, opts, ct) => TestConnection.Connect(url, opts, ct, reqs, reps))
.Build();
client.Start();
// get position
client.CreateSubscription(
channel,
new SubscriptionConfig(SubscriptionModes.Simple));
Assert.That((await reqs.Dequeue()).Action, Is.EqualTo("rtm/subscribe"));
var rep1 = await reps.Dequeue();
Assert.That(rep1.Action, Is.EqualTo("rtm/subscribe/ok"));
var pos1 = rep1.As <RtmSubscribeReply>().Body.Position;
client.RemoveSubscription(channel);
Assert.That((await reqs.Dequeue()).Action, Is.EqualTo("rtm/unsubscribe"));
Assert.That((await reps.Dequeue()).Action, Is.EqualTo("rtm/unsubscribe/ok"));
await client.Yield();
var sub = await client.GetSubscription(channel);
Assert.That(sub, Is.Null); // subscription is removed
client.CreateSubscription(
channel,
new SubscriptionConfig(SubscriptionModes.Advanced, position: pos1));
var req3 = await reqs.Dequeue();
var body3 = (RtmSubscribeRequest)req3.Body;
Assert.That(req3.Action, Is.EqualTo("rtm/subscribe"));
Assert.That(body3.Position, Is.EqualTo(pos1));
Assert.That(body3.FastForward, Is.False);
var rep3 = await reps.Dequeue();
Assert.That(rep3.Action, Is.EqualTo("rtm/subscribe/ok"));
var pos2 = rep3.As <RtmSubscribeReply>().Body.Position;
// cause resubsubscription
var conn = await client.GetConnection();
await conn.Close();
var req4 = await reqs.Dequeue();
var body4 = (RtmSubscribeRequest)req4.Body;
Assert.That(req4.Action, Is.EqualTo("rtm/subscribe"));
Assert.That(body4.Position, Is.EqualTo(pos2));
Assert.That(body4.FastForward, Is.False);
var rep4 = await reps.Dequeue();
Assert.That(rep4.Action, Is.EqualTo("rtm/subscribe/ok"));
await client.Dispose();
}