public void SubscriptionDoesNotGetNewMessagesWhenTopicStoreOverrunByOtherStream()
{
var sp = ServiceProviderHelper.CreateServiceProvider(services =>
{
services.Configure <MessageBusOptions>(options =>
{
options.MessageBufferSize = 10;
});
});
using (var bus = ActivatorUtilities.CreateInstance <TestScaleoutBus>(sp, 2))
{
var subscriber = new TestSubscriber(new[] { "key" });
IDisposable subscription = null;
// The min fragment size is 8 and min fragments is 5
var expectedValues = Enumerable.Range(171, 8);
var cd = new OrderedCountDownRange <int>(expectedValues);
// This will overwrite the buffer ending up with (40 - 79) for stream 2
for (int i = 0; i < 80; i++)
{
bus.Publish(0, (ulong)i, new[] {
new Message("test", "key", i.ToString())
});
}
// This will overwrite the buffer with (140 - 179) for stream 1
for (int i = 100; i < 180; i++)
{
bus.Publish(1, (ulong)i, new[] {
new Message("test", "key", i.ToString())
});
}
try
{
subscription = bus.Subscribe(subscriber, "s-0,27|1,AA", (result, state) =>
{
foreach (var m in result.GetMessages())
{
int n = Int32.Parse(m.GetString());
cd.Expect(n);
}
return(TaskAsyncHelper.True);
}, 100, null);
Assert.True(cd.Wait(TimeSpan.FromSeconds(10)));
}
finally
{
if (subscription != null)
{
subscription.Dispose();
}
}
}
}
public void SubscriptionGetsCorrectCursorsIfLessKeysThanStreams()
{
var sp = ServiceProviderHelper.CreateServiceProvider();
using (var bus = ActivatorUtilities.CreateInstance <TestScaleoutBus>(sp, 2))
{
var subscriber = new TestSubscriber(new[] { "key" });
IDisposable subscription = null;
var cd = new OrderedCountDownRange <int>(new[] { 101, 11 });
bus.Publish(0, 10ul, new[] {
new Message("test", "key", "100")
});
bus.Publish(1, 10ul, new[] {
new Message("test", "key", "10")
});
try
{
subscription = bus.Subscribe(subscriber, "s-0,0", (result, state) =>
{
foreach (var m in result.GetMessages())
{
int n = Int32.Parse(m.GetString());
cd.Expect(n);
}
return(TaskAsyncHelper.True);
}, 100, null);
bus.Publish(0, 11ul, new[] {
new Message("test", "key", "101")
},
new DateTime(TimeSpan.TicksPerDay * 1));
bus.Publish(1, 11ul, new[] {
new Message("test", "key", "11")
},
new DateTime(TimeSpan.TicksPerDay * 2));
Assert.True(cd.Wait(TimeSpan.FromSeconds(10)));
}
finally
{
if (subscription != null)
{
subscription.Dispose();
}
}
}
}
public void SubscriptionPullFromMultipleStreamsInFairOrder()
{
var sp = ServiceProviderHelper.CreateServiceProvider();
using (var bus = ActivatorUtilities.CreateInstance <TestScaleoutBus>(sp, 3))
{
var subscriber = new TestSubscriber(new[] { "key" });
var cd = new OrderedCountDownRange <int>(new[] { 1, 2, 4, 3 });
IDisposable subscription = null;
bus.Publish(0, 1, new[] {
new Message("test", "key", "3"),
new Message("test", "key2", "5"),
},
new DateTime(TimeSpan.TicksPerDay * 5, DateTimeKind.Local));
bus.Publish(1, 1, new[] {
new Message("test", "key", "1"),
new Message("test", "key2", "foo")
},
new DateTime(TimeSpan.TicksPerDay * 1, DateTimeKind.Local));
bus.Publish(2, 1, new[] {
new Message("test", "key", "2"),
new Message("test", "key", "4")
},
new DateTime(TimeSpan.TicksPerDay * 2, DateTimeKind.Local));
try
{
subscription = bus.Subscribe(subscriber, "s-0,0|1,0|2,0", (result, state) =>
{
foreach (var m in result.GetMessages())
{
int n = Int32.Parse(m.GetString());
Assert.True(cd.Expect(n));
}
return(TaskAsyncHelper.True);
}, 10, null);
Assert.True(cd.Wait(TimeSpan.FromSeconds(10)));
}
finally
{
if (subscription != null)
{
subscription.Dispose();
}
}
}
}
public void SubscriptionGetsNewMessagesWhenTopicStoreOverrun()
{
var sp = ServiceProviderHelper.CreateServiceProvider(services =>
{
services.Configure <MessageBusOptions>(options =>
{
options.MessageBufferSize = 10;
});
});
using (var bus = ActivatorUtilities.CreateInstance <TestScaleoutBus>(sp))
{
var subscriber = new TestSubscriber(new[] { "key" });
IDisposable subscription = null;
// 16-49 is the valid range
var cd = new OrderedCountDownRange <int>(Enumerable.Range(16, 33));
var results = new List <bool>();
for (int i = 0; i < 50; i++)
{
bus.Publish(0, (ulong)i, new[] {
new Message("test", "key", i.ToString())
});
}
try
{
subscription = bus.Subscribe(subscriber, "s-0,1", (result, state) =>
{
foreach (var m in result.GetMessages())
{
int n = Int32.Parse(m.GetString());
cd.Expect(n);
}
return(TaskAsyncHelper.True);
}, 10, null);
Assert.True(cd.Wait(TimeSpan.FromSeconds(5)));
}
finally
{
if (subscription != null)
{
subscription.Dispose();
}
}
}
}