Esempio n. 1
0
        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();
                    }
                }
            }
        }
Esempio n. 2
0
        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();
                    }
                }
            }
        }
Esempio n. 3
0
        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();
                    }
                }
            }
        }
Esempio n. 4
0
        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();
                    }
                }
            }
        }