public async Task FlushCommands_sends_all_scheduled_commands_associated_with_specified_process_manager_sequentially() { // Arrange var serializer = new JsonMessageSerializer(); var processManager = new FakeProcessManager(); var noiseProcessManager = new FakeProcessManager(); var random = new Random(); var fixture = new Fixture(); var scheduledEnvelopes = new List <ScheduledEnvelope>( from command in new[] { new FakeCommand { Int32Value = random.Next(), StringValue = fixture.Create <string>() }, new FakeCommand { Int32Value = random.Next(), StringValue = fixture.Create <string>() }, new FakeCommand { Int32Value = random.Next(), StringValue = fixture.Create <string>() }, } let envelope = new Envelope(Guid.NewGuid(), command, null, Guid.NewGuid(), null) select new ScheduledEnvelope(envelope, DateTime.UtcNow.AddTicks(random.Next()))); using (var db = new ProcessManagerDbContext(_dbContextOptions)) { db.PendingScheduledCommands.AddRange( from scheduledEnvelope in scheduledEnvelopes select PendingScheduledCommand.FromScheduledEnvelope(processManager, scheduledEnvelope, serializer)); db.PendingScheduledCommands.AddRange( from scheduledEnvelope in new[] { new ScheduledEnvelope(new Envelope(new object()), DateTime.UtcNow), new ScheduledEnvelope(new Envelope(new object()), DateTime.UtcNow), new ScheduledEnvelope(new Envelope(new object()), DateTime.UtcNow), } select PendingScheduledCommand.FromScheduledEnvelope(noiseProcessManager, scheduledEnvelope, serializer)); await db.SaveChangesAsync(); } var scheduledMessageBus = new ScheduledMessageBus(); var sut = new SqlCommandPublisher( () => new ProcessManagerDbContext(_dbContextOptions), serializer, Mock.Of <IMessageBus>(), scheduledMessageBus); // Act await sut.FlushCommands(processManager.Id, CancellationToken.None); // Assert scheduledMessageBus.Sent.Should().BeEquivalentTo(scheduledEnvelopes, opts => opts.WithStrictOrdering().RespectingRuntimeTypes()); }
public async Task given_message_bus_fails_FlushCommands_deletes_no_command() { // Arrange var serializer = new JsonMessageSerializer(); var processManager = new FakeProcessManager(); var random = new Random(); var commands = new List <PendingCommand>( from command in new[] { new FakeCommand { Int32Value = random.Next(), StringValue = Guid.NewGuid().ToString() }, new FakeCommand { Int32Value = random.Next(), StringValue = Guid.NewGuid().ToString() }, new FakeCommand { Int32Value = random.Next(), StringValue = Guid.NewGuid().ToString() }, } let envelope = new Envelope(command) select PendingCommand.FromEnvelope(processManager, envelope, serializer)); using (var db = new ProcessManagerDbContext(_dbContextOptions)) { db.PendingCommands.AddRange(commands); await db.SaveChangesAsync(); } IMessageBus messageBus = Mock.Of <IMessageBus>(); var exception = new InvalidOperationException(); Mock.Get(messageBus) .Setup(x => x.Send(It.IsAny <IEnumerable <Envelope> >(), It.IsAny <CancellationToken>())) .ThrowsAsync(exception); var sut = new SqlCommandPublisher( () => new ProcessManagerDbContext(_dbContextOptions), serializer, messageBus, Mock.Of <IScheduledMessageBus>()); // Act Func <Task> action = () => sut.FlushCommands(processManager.Id, CancellationToken.None); // Assert action.Should().Throw <InvalidOperationException>().Which.Should().BeSameAs(exception); using (var db = new ProcessManagerDbContext(_dbContextOptions)) { IQueryable <PendingCommand> query = from c in db.PendingCommands where c.ProcessManagerId == processManager.Id select c; List <PendingCommand> actual = await query.ToListAsync(); actual.Should().BeEquivalentTo(commands, opts => opts.RespectingRuntimeTypes()); } }
public async Task FlushCommands_absorbs_exception_caused_by_that_some_pending_scheduled_command_already_deleted_since_loaded() { // Arrange var scheduledMessageBus = new CompletableScheduledMessageBus(); var serializer = new JsonMessageSerializer(); var sut = new SqlCommandPublisher( () => new ProcessManagerDbContext(_dbContextOptions), serializer, Mock.Of <IMessageBus>(), scheduledMessageBus); var processManager = new FakeProcessManager(); using (var db = new ProcessManagerDbContext(_dbContextOptions)) { db.PendingScheduledCommands.AddRange( from command in new[] { new FakeCommand(), new FakeCommand(), new FakeCommand(), } let envelope = new Envelope(command) let scheduledEnvelope = new ScheduledEnvelope(envelope, DateTime.UtcNow) select PendingScheduledCommand.FromScheduledEnvelope(processManager, scheduledEnvelope, serializer)); await db.SaveChangesAsync(); } // Act Func <Task> action = async() => { Task flushTask = sut.FlushCommands(processManager.Id, CancellationToken.None); using (var db = new ProcessManagerDbContext(_dbContextOptions)) { List <PendingScheduledCommand> pendingScheduledCommands = await db .PendingScheduledCommands .Where(c => c.ProcessManagerId == processManager.Id) .OrderByDescending(c => c.Id) .Take(1) .ToListAsync(); db.PendingScheduledCommands.RemoveRange(pendingScheduledCommands); await db.SaveChangesAsync(); } scheduledMessageBus.Complete(); await flushTask; }; // Assert action.Should().NotThrow(); }
public async Task given_scheduled_message_bus_fails_FlushCommands_deletes_no_scheduled_command() { // Arrange var serializer = new JsonMessageSerializer(); var processManager = new FooProcessManager(); var fixture = new Fixture(); var scheduledCommands = new List <PendingScheduledCommand>( from command in fixture.CreateMany <FooCommand>() let envelope = new Envelope(command) let scheduledEnvelope = new ScheduledEnvelope(envelope, fixture.Create <DateTimeOffset>()) select PendingScheduledCommand.FromScheduledEnvelope(processManager, scheduledEnvelope, serializer)); using (var db = new FooProcessManagerDbContext()) { db.PendingScheduledCommands.AddRange(scheduledCommands); await db.SaveChangesAsync(); } Guid poisonedMessageId = (from c in scheduledCommands orderby c.GetHashCode() select c.MessageId).First(); IScheduledMessageBus scheduledMessageBus = Mock.Of <IScheduledMessageBus>(); var exception = new InvalidOperationException(); Mock.Get(scheduledMessageBus) .Setup(x => x.Send(It.Is <ScheduledEnvelope>(p => p.Envelope.MessageId == poisonedMessageId), CancellationToken.None)) .ThrowsAsync(exception); var sut = new SqlCommandPublisher( () => new FooProcessManagerDbContext(), serializer, Mock.Of <IMessageBus>(), scheduledMessageBus); // Act Func <Task> action = () => sut.FlushCommands(processManager.Id, CancellationToken.None); // Assert action.ShouldThrow <InvalidOperationException>().Which.Should().BeSameAs(exception); using (var db = new FooProcessManagerDbContext()) { IQueryable <PendingScheduledCommand> query = from c in db.PendingScheduledCommands where c.ProcessManagerId == processManager.Id select c; List <PendingScheduledCommand> actual = await query.ToListAsync(); actual.ShouldAllBeEquivalentTo(scheduledCommands, opts => opts.RespectingRuntimeTypes()); } }
public async Task FlushCommands_deletes_all_commands_associated_with_specified_process_manager() { // Arrange var serializer = new JsonMessageSerializer(); var processManager = new FakeProcessManager(); var noiseProcessManager = new FakeProcessManager(); const int noiseCommandCount = 3; using (var db = new ProcessManagerDbContext(_dbContextOptions)) { var commands = new List <PendingCommand>( from command in Enumerable.Repeat(new FakeCommand(), 3) let envelope = new Envelope(command) select PendingCommand.FromEnvelope(processManager, envelope, serializer)); commands.AddRange( from command in Enumerable.Repeat(new FakeCommand(), noiseCommandCount) let envelope = new Envelope(command) select PendingCommand.FromEnvelope(noiseProcessManager, envelope, serializer)); var random = new Random(); db.PendingCommands.AddRange( from command in commands orderby random.Next() select command); await db.SaveChangesAsync(); } var sut = new SqlCommandPublisher( () => new ProcessManagerDbContext(_dbContextOptions), serializer, Mock.Of <IMessageBus>(), Mock.Of <IScheduledMessageBus>()); // Act await sut.FlushCommands(processManager.Id, CancellationToken.None); // Assert using (var db = new ProcessManagerDbContext(_dbContextOptions)) { (await db.PendingCommands.AnyAsync(c => c.ProcessManagerId == processManager.Id)).Should().BeFalse(); (await db.PendingCommands.CountAsync(c => c.ProcessManagerId == noiseProcessManager.Id)).Should().Be(noiseCommandCount); } }
public async Task FlushCommands_absorbs_exception_caused_by_that_some_pending_command_already_deleted_since_loaded() { // Arrange var messageBus = new CompletableMessageBus(); var serializer = new JsonMessageSerializer(); var sut = new SqlCommandPublisher( () => new FooProcessManagerDbContext(), serializer, messageBus, Mock.Of <IScheduledMessageBus>()); var processManager = new FooProcessManager(); using (var db = new FooProcessManagerDbContext()) { db.PendingCommands.AddRange( new Fixture() .CreateMany <FooCommand>() .Select(c => new Envelope(c)) .Select(e => PendingCommand.FromEnvelope(processManager, e, serializer))); await db.SaveChangesAsync(); } // Act Func <Task> action = async() => { Task flushTask = sut.FlushCommands(processManager.Id, CancellationToken.None); using (var db = new FooProcessManagerDbContext()) { List <PendingCommand> pendingCommands = await db .PendingCommands .Where(c => c.ProcessManagerId == processManager.Id) .OrderByDescending(c => c.Id) .Take(1) .ToListAsync(); db.PendingCommands.RemoveRange(pendingCommands); await db.SaveChangesAsync(); } messageBus.Complete(); await flushTask; }; // Assert action.ShouldNotThrow(); }
public async Task EnqueueAll_publishes_all_pending_scheduled_commands_asynchronously() { // Arrange var serializer = new JsonMessageSerializer(); var fixture = new Fixture(); using (var db = new FooProcessManagerDbContext()) { for (int i = 0; i < 3; i++) { var processManager = new FooProcessManager(); db.PendingScheduledCommands.AddRange(from command in Enumerable.Repeat(new FooCommand(), 3) let envelope = new Envelope(command) let scheduledEnvelope = new ScheduledEnvelope(envelope, DateTimeOffset.Now) select PendingScheduledCommand.FromScheduledEnvelope(processManager, scheduledEnvelope, serializer)); } await db.SaveChangesAsync(); } var sut = new SqlCommandPublisher( () => new FooProcessManagerDbContext(), serializer, Mock.Of <IMessageBus>(), Mock.Of <IScheduledMessageBus>()); // Act sut.EnqueueAll(CancellationToken.None); // Assert using (var db = new FooProcessManagerDbContext()) { int maximumRetryCount = 5; var retryPolicy = new RetryPolicy <bool>( maximumRetryCount, new DelegatingTransientFaultDetectionStrategy <bool>(any => any == true), new ConstantRetryIntervalStrategy(TimeSpan.FromSeconds(1.0))); (await retryPolicy.Run(db.PendingScheduledCommands.AnyAsync, CancellationToken.None)).Should().BeFalse(); } }
public async Task FlushCommands_sends_all_scheduled_commands_associated_with_specified_process_manager_sequentially() { // Arrange var serializer = new JsonMessageSerializer(); var processManager = new FooProcessManager(); var noiseProcessManager = new FooProcessManager(); var fixture = new Fixture(); var scheduledEnvelopes = new List <ScheduledEnvelope>( from command in fixture.CreateMany <FooCommand>() let envelope = new Envelope(Guid.NewGuid(), command, null, Guid.NewGuid(), null) select new ScheduledEnvelope(envelope, fixture.Create <DateTimeOffset>())); using (var db = new FooProcessManagerDbContext()) { db.PendingScheduledCommands.AddRange( from scheduledEnvelope in scheduledEnvelopes select PendingScheduledCommand.FromScheduledEnvelope(processManager, scheduledEnvelope, serializer)); db.PendingScheduledCommands.AddRange( from scheduledEnvelope in fixture.CreateMany <ScheduledEnvelope>() select PendingScheduledCommand.FromScheduledEnvelope(noiseProcessManager, scheduledEnvelope, serializer)); await db.SaveChangesAsync(); } var scheduledMessageBus = new ScheduledMessageBus(); var sut = new SqlCommandPublisher( () => new FooProcessManagerDbContext(), serializer, Mock.Of <IMessageBus>(), scheduledMessageBus); // Act await sut.FlushCommands(processManager.Id, CancellationToken.None); // Assert scheduledMessageBus.Sent.ShouldAllBeEquivalentTo(scheduledEnvelopes, opts => opts.WithStrictOrdering().RespectingRuntimeTypes()); }
public async Task given_no_command_FlushCommands_does_not_try_to_send() { // Arrange IMessageBus messageBus = Mock.Of <IMessageBus>(); var sut = new SqlCommandPublisher( () => new ProcessManagerDbContext(_dbContextOptions), new JsonMessageSerializer(), messageBus, Mock.Of <IScheduledMessageBus>()); var processManagerId = Guid.NewGuid(); // Act await sut.FlushCommands(processManagerId, CancellationToken.None); // Assert Mock.Get(messageBus).Verify( x => x.Send( It.IsAny <IEnumerable <Envelope> >(), It.IsAny <CancellationToken>()), Times.Never()); }