public override void PostSave(Saga saga, SagaContext commit, Exception error)
{
}
protected UsingInitializedSagaStore()
{
SagaId = GuidStrategy.NewGuid();
SagaContext = new SagaContext(typeof(FakeSaga), SagaId, new FakeEvent());
TypeLocator.Setup(mock => mock.GetTypes(It.IsAny<Func<Type, Boolean>>())).Returns(new[] { typeof(FakeSaga) });
SagaStore = new SqlSagaStore(Dialect, Serializer, TypeLocator.Object);
SagaStore.Purge();
}
public void DoNotScheduleTimeoutIfTimeoutHasNotChanged()
{
var saga = new FakeSaga { Timeout = null };
using (var context = new SagaContext(typeof(FakeSaga), GuidStrategy.NewGuid(), new FakeEvent()))
timeoutDispatcher.PostSave(saga, context, null);
Assert.False(timer.Changed);
}
public void CurrentContextSetToNewSagaContextInstance()
{
var e = new FakeEvent();
var sagaId = GuidStrategy.NewGuid();
using (var context = new SagaContext(typeof(Saga), sagaId, e))
{
Assert.Same(context, SagaContext.Current);
Assert.Equal(sagaId, SagaContext.Current.SagaId);
Assert.Equal(typeof(Saga), SagaContext.Current.SagaType);
Assert.Equal(e, SagaContext.Current.Event);
}
}
public void CanScheduleTimeoutIfNotScheduled()
{
var saga = new FakeSaga();
var e = new FakeEvent();
using (var context = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), e))
{
saga.Handle(e);
Assert.NotNull(saga.Timeout);
Assert.True(context.TimeoutChanged);
}
}
public void UpdateTimerIfClearedTimeoutWasNextTimeout()
{
var saga = new FakeSaga {
CorrelationId = sagaTimeout.SagaId, Timeout = null
};
using (var context = new SagaContext(sagaTimeout.SagaType, sagaTimeout.SagaId, new FakeEvent()))
{
context.TimeoutChanged = true;
timeoutDispatcher.PostSave(saga, context, null);
}
Assert.True(timer.Changed);
}
public void DoNotUpdateTimerIfClearedTimeoutWasNotNextTimeout()
{
var saga = new FakeSaga {
CorrelationId = GuidStrategy.NewGuid(), Timeout = null
};
using (var context = new SagaContext(sagaTimeout.SagaType, saga.CorrelationId, new FakeEvent()))
{
context.TimeoutChanged = true;
timeoutDispatcher.PostSave(saga, context, null);
}
Assert.False(timer.Changed);
}
public void DoNotUpdateTimerIfScheduledTimeoutAfterNextCachedTimeout()
{
var saga = new FakeSaga {
CorrelationId = GuidStrategy.NewGuid(), Timeout = SystemTime.Now.AddMinutes(6)
};
using (var context = new SagaContext(saga.GetType(), saga.CorrelationId, new FakeEvent()))
{
context.TimeoutChanged = true;
timeoutDispatcher.PostSave(saga, context, null);
}
Assert.False(timer.Changed);
}
public void DoNotScheduleTimeoutIfErrorNotNull()
{
var saga = new FakeSaga {
Timeout = null
};
using (var context = new SagaContext(typeof(FakeSaga), GuidStrategy.NewGuid(), new FakeEvent()))
{
context.TimeoutChanged = true;
timeoutDispatcher.PostSave(saga, context, new Exception());
}
Assert.False(timer.Changed);
}
public void CannotScheduleTimeoutIfAlreadyScheduled()
{
var saga = new FakeSaga {
CorrelationId = GuidStrategy.NewGuid(), Timeout = SystemTime.Now
};
var e = new FakeEvent();
using (var context = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), e))
{
var ex = Assert.Throws <InvalidOperationException>(() => saga.Handle(e));
Assert.Equal(Exceptions.SagaTimeoutAlreadyScheduled.FormatWith(saga.GetType(), saga.CorrelationId), ex.Message);
Assert.False(context.TimeoutChanged);
}
}
public void ScheduleTimeoutIfTimeoutHasValueAndSagaNotCompleted()
{
var saga = new FakeSaga {
CorrelationId = GuidStrategy.NewGuid(), Timeout = SystemTime.Now.AddMinutes(1)
};
var cachedItems = timeoutDispatcher.TimeoutCache.Count + 1;
using (var context = new SagaContext(saga.GetType(), saga.CorrelationId, new FakeEvent()))
{
context.TimeoutChanged = true;
timeoutDispatcher.PostSave(saga, context, null);
}
Assert.Equal(cachedItems, timeoutDispatcher.TimeoutCache.Count);
}
public void CollectCommandsToBePublished()
{
var sagaCommand1 = new SagaCommand(GuidStrategy.NewGuid(), new HeaderCollection((IEnumerable<Header>) HeaderCollection.Empty), new FakeCommand());
var sagaCommand2 = new SagaCommand(GuidStrategy.NewGuid(), new HeaderCollection((IEnumerable<Header>)HeaderCollection.Empty), new FakeCommand());
using (var context = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), new FakeEvent()))
{
context.Publish(sagaCommand1.AggregateId, sagaCommand1.Headers, sagaCommand1.Command);
context.Publish(sagaCommand2.AggregateId, sagaCommand2.Headers, sagaCommand2.Command);
var publishedCommands = context.GetPublishedCommands().ToArray();
Assert.Equal(sagaCommand1.AggregateId, publishedCommands[0].AggregateId);
Assert.Equal(sagaCommand2.AggregateId, publishedCommands[1].AggregateId);
}
}
public void ClearTimeoutIfTimeoutChangedAndHasNoValue()
{
var saga = new FakeSaga {
CorrelationId = sagaTimeout.SagaId, Timeout = null
};
var cachedItems = timeoutDispatcher.TimeoutCache.Count - 1;
using (var context = new SagaContext(sagaTimeout.SagaType, sagaTimeout.SagaId, new FakeEvent()))
{
context.TimeoutChanged = true;
timeoutDispatcher.PostSave(saga, context, null);
}
Assert.Equal(cachedItems, timeoutDispatcher.TimeoutCache.Count);
}
public void CannotDisposeContextOutOfOrder()
{
var context1 = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), new FakeEvent());
var context2 = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), new FakeEvent());
// ReSharper disable AccessToDisposedClosure
var ex = Assert.Throws <InvalidOperationException>(() => context1.Dispose());
// ReSharper restore AccessToDisposedClosure
context2.Dispose();
context1.Dispose();
Assert.Equal(Exceptions.SagaContextInvalidThread, ex.Message);
}
public void CollectCommandsToBePublished()
{
var sagaCommand1 = new SagaCommand(GuidStrategy.NewGuid(), new HeaderCollection((IEnumerable <Header>)HeaderCollection.Empty), new FakeCommand());
var sagaCommand2 = new SagaCommand(GuidStrategy.NewGuid(), new HeaderCollection((IEnumerable <Header>)HeaderCollection.Empty), new FakeCommand());
using (var context = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), new FakeEvent()))
{
context.Publish(sagaCommand1.AggregateId, sagaCommand1.Headers, sagaCommand1.Command);
context.Publish(sagaCommand2.AggregateId, sagaCommand2.Headers, sagaCommand2.Command);
var publishedCommands = context.GetPublishedCommands().ToArray();
Assert.Equal(sagaCommand1.AggregateId, publishedCommands[0].AggregateId);
Assert.Equal(sagaCommand2.AggregateId, publishedCommands[1].AggregateId);
}
}
public void CanClearTimeoutIfScheduled()
{
var saga = new FakeSaga {
Timeout = SystemTime.Now
};
var e = new FakeEvent();
using (var context = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), e))
{
saga.Handle(e);
Assert.Null(saga.Timeout);
Assert.True(context.TimeoutChanged);
}
}
public void ReturnSaveResultIfNoExceptionsThrown()
{
var saga = new Mock <Saga>();
var pipelineHook = new Mock <PipelineHook>();
var decoratedSagaStore = new Mock <IStoreSagas>();
var sagaStore = new HookableSagaStore(decoratedSagaStore.Object, new[] { pipelineHook.Object });
// ReSharper disable AccessToDisposedClosure
using (var context = new SagaContext(typeof(Saga), Guid.NewGuid(), new FakeEvent()))
{
decoratedSagaStore.Setup(mock => mock.Save(saga.Object, context)).Returns(saga.Object);
Assert.Same(saga.Object, sagaStore.Save(saga.Object, context));
}
// ReSharper restore AccessToDisposedClosure
}
public void SagaUpdatedAfterSaveIfNotCompleted()
{
var saga = new FakeSaga {
CorrelationId = GuidStrategy.NewGuid()
};
var memoryCache = new MemoryCache(Guid.NewGuid().ToString());
var sagaStore = new Mock <IStoreSagas>();
using (var sagaContext = new SagaContext(typeof(FakeSaga), saga.CorrelationId, new FakeEvent()))
using (var cachedSagaStore = new CachedSagaStore(sagaStore.Object, TimeSpan.FromMinutes(1), memoryCache))
{
cachedSagaStore.Save(saga, sagaContext);
Assert.Same(saga, memoryCache.Get(typeof(FakeSaga).GetFullNameWithAssembly() + '-' + saga.CorrelationId));
}
}
public void CanRescheduleIfTimeoutAlreadyScheduled()
{
var e = new FakeEvent();
var timeout = SystemTime.Now;
var saga = new FakeSaga {
Timeout = timeout
};
using (var context = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), e))
{
saga.Handle(e);
Assert.NotEqual(timeout, saga.Timeout);
Assert.True(context.TimeoutChanged);
}
}
public async Task HandleAsync(T command, ICorrelationContext context)
{
if (command.IsProcessable())
{
var sagaContext = SagaContext.FromCorrelationContext(context);
await _sagaCoordinator.ProcessAsync(command, sagaContext);
return;
}
if (await _operationsStorage.TrySetAsync(context.Id, context.UserId,
context.Name, OperationState.Pending, context.Resource, string.Empty))
{
await _operationPublisher.PendingAsync(context);
}
}
public void CannotScheduleTimeoutIfTimeoutNotHandled()
{
var saga = new FakeSagaWithoutTimeout()
{
CorrelationId = GuidStrategy.NewGuid()
};
var e = new FakeEvent();
using (var context = new SagaContext(saga.GetType(), GuidStrategy.NewGuid(), e))
{
var ex = Assert.Throws <InvalidOperationException>(() => saga.Handle(e));
Assert.Equal(Exceptions.SagaTimeoutNotHandled.FormatWith(saga.GetType()), ex.Message);
Assert.False(context.TimeoutChanged);
}
}
public void CanCompleteSaga()
{
uow.Begin();
persister.Save(saga);
uow.End();
uow.Begin();
persister.Complete(saga);
uow.End();
using (var context = new SagaContext())
{
var sagaData = context.SagaData.FirstOrDefault(s => s.Id == saga.Id);
Assert.IsNull(sagaData);
}
}
public void InvokePreSaveHooksBeforeDecoratedSave()
{
var saga = new Mock <Saga>();
var pipelineHook = new Mock <PipelineHook>();
var decoratedSagaStore = new Mock <IStoreSagas>();
var sagaStore = new HookableSagaStore(decoratedSagaStore.Object, new[] { pipelineHook.Object });
// ReSharper disable AccessToDisposedClosure
using (var context = new SagaContext(typeof(Saga), Guid.NewGuid(), new FakeEvent()))
{
pipelineHook.Setup(mock => mock.PreSave(saga.Object, context)).Throws(new InvalidOperationException());
Assert.Throws <InvalidOperationException>(() => sagaStore.Save(saga.Object, context));
decoratedSagaStore.Verify(mock => mock.Save(saga.Object, context), Times.Never());
}
// ReSharper restore AccessToDisposedClosure
}
public void CanUpdateSaga()
{
uow.Begin();
persister.Save(saga);
uow.End();
uow.Begin();
persister.Update(saga);
uow.End();
using (var context = new SagaContext())
{
var sagaData = context.SagaData.FirstOrDefault(s => s.Id == saga.Id);
Assert.IsNotNull(sagaData);
Assert.AreEqual(2, sagaData.Version);
}
}
public void CanSaveSaga()
{
uow.Begin();
persister.Save(saga);
uow.End();
using (var context = new SagaContext())
{
var sagaData = context.SagaData.FirstOrDefault(s => s.Id == saga.Id);
context.SagaData.Remove(sagaData);
context.SaveChanges();
Assert.IsNotNull(sagaData);
Assert.IsNotNull(sagaData.Data);
Assert.IsNotNull(sagaData.UniqueProperty);
Assert.AreEqual(1, sagaData.Version);
}
}
public void CopyRemoteAddressHeaderFromEventContextIfNoUserAddress()
{
var saga = new FakeSaga();
var userAddress = IPAddress.Loopback.ToString();
var e = new FakeEvent {
Id = GuidStrategy.NewGuid()
};
var headers = new HeaderCollection(new Dictionary <String, string> {
{ Header.RemoteAddress, userAddress }
});
using (new EventContext(e.Id, headers, e))
using (var sagaContext = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), e))
{
saga.Handle(new FakeEvent());
Assert.Equal(userAddress, sagaContext.GetPublishedCommands().Single().Headers.Single().Value);
}
}
public void CopyUserNameHeaderFromEventContext()
{
var saga = new FakeSaga();
var userName = Guid.NewGuid().ToString();
var e = new FakeEvent {
Id = GuidStrategy.NewGuid()
};
var headers = new HeaderCollection(new Dictionary <String, string> {
{ Header.UserName, userName }
});
using (new EventContext(e.Id, headers, e))
using (var sagaContext = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), e))
{
saga.Handle(new FakeEvent());
Assert.Equal(userName, sagaContext.GetPublishedCommands().Single().Headers.Single().Value);
}
}
public void SagaRemovedFromCacheIfCompleted()
{
var saga = new FakeSaga {
CorrelationId = GuidStrategy.NewGuid()
};
var sagaStore = new Mock <IStoreSagas>();
var cachedSaga = default(Saga);
using (var sagaContext = new SagaContext(typeof(FakeSaga), saga.CorrelationId, new FakeEvent()))
using (var cachedSagaStore = new CachedSagaStore(sagaStore.Object))
{
cachedSagaStore.Save(saga, sagaContext);
saga.Completed = true;
cachedSagaStore.Save(saga, sagaContext);
Assert.False(cachedSagaStore.TryGetSaga(typeof(FakeSaga), saga.CorrelationId, out cachedSaga));
}
}
public void CannotDisposeContextFromAnotherThread()
{
var contextDisposedEvent = new ManualResetEvent(false);
var contextCreatedEvent = new ManualResetEvent(false);
var context = default(SagaContext);
Task.Factory.StartNew(() =>
{
context = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), new FakeEvent());
contextCreatedEvent.Set();
contextDisposedEvent.WaitOne();
context.Dispose();
});
contextCreatedEvent.WaitOne();
var ex = Assert.Throws <InvalidOperationException>(() => context.Dispose());
Assert.Equal(Exceptions.SagaContextInterleaved, ex.Message);
contextDisposedEvent.Set();
}
public void PreferCustomHeaderOverEventContextHeaderIfDefined()
{
var saga = new FakeSaga();
var userName = Guid.NewGuid().ToString();
var customUserName = Guid.NewGuid().ToString();
var e = new FakeEvent {
Id = GuidStrategy.NewGuid()
};
var headers = new HeaderCollection(new Dictionary <String, string> {
{ Header.UserName, userName }
});
using (new EventContext(e.Id, headers, e))
using (var sagaContext = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), e))
{
saga.Handle(new FakeEvent {
CustomHeaders = new[] { new Header(Header.UserName, customUserName, checkReservedNames: false) }
});
Assert.Equal(customUserName, sagaContext.GetPublishedCommands().Single().Headers.Single().Value);
}
}
/// <summary>
/// Save the specified <paramref name="context"/> changes for the given <paramref name="saga"/>.
/// </summary>
/// <param name="saga">The current saga version for which the context applies.</param>
/// <param name="context">The saga context containing the saga changes to be applied.</param>
public Saga Save(Saga saga, SagaContext context)
{
var result = sagaStore.Save(saga, context);
if (saga.Version == 1)
{
statistics.IncrementInsertCount();
}
else
{
if (saga.Completed)
{
statistics.IncrementDeleteCount();
}
else
{
statistics.IncrementUpdateCount();
}
}
return(result);
}
public void SagaRemovedFromCacheIfConcurrencyExceptionThrown()
{
var saga = new FakeSaga {
CorrelationId = GuidStrategy.NewGuid()
};
var sagaStore = new Mock <IStoreSagas>();
var cachedSaga = default(Saga);
var save = 0;
using (var sagaContext = new SagaContext(typeof(FakeSaga), saga.CorrelationId, new FakeEvent()))
using (var cachedSagaStore = new CachedSagaStore(sagaStore.Object))
{
sagaStore.Setup(mock => mock.Save(It.IsAny <Saga>(), sagaContext)).Callback(() => { if (save++ == 1)
{
throw new ConcurrencyException();
}
});
cachedSagaStore.Save(saga, sagaContext);
Assert.True(cachedSagaStore.TryGetSaga(typeof(FakeSaga), saga.CorrelationId, out cachedSaga));
Assert.Throws <ConcurrencyException>(() => cachedSagaStore.Save(saga, sagaContext));
Assert.False(cachedSagaStore.TryGetSaga(typeof(FakeSaga), saga.CorrelationId, out cachedSaga));
}
}
public void CannotDisposeContextFromAnotherThread()
{
var contextDisposedEvent = new ManualResetEvent(false);
var contextCreatedEvent = new ManualResetEvent(false);
var context = default(SagaContext);
Task.Factory.StartNew(() =>
{
context = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), new FakeEvent());
contextCreatedEvent.Set();
contextDisposedEvent.WaitOne();
context.Dispose();
});
contextCreatedEvent.WaitOne();
var ex = Assert.Throws<InvalidOperationException>(() => context.Dispose());
Assert.Equal(Exceptions.SagaContextInterleaved, ex.Message);
contextDisposedEvent.Set();
}
public override void PreSave(Saga saga, SagaContext context)
{
}
public void ReturnSaveResultIfNoExceptionsThrown()
{
var saga = new Mock<Saga>();
var pipelineHook = new Mock<PipelineHook>();
var decoratedSagaStore = new Mock<IStoreSagas>();
var sagaStore = new HookableSagaStore(decoratedSagaStore.Object, new[] { pipelineHook.Object });
// ReSharper disable AccessToDisposedClosure
using (var context = new SagaContext(typeof(Saga), Guid.NewGuid(), new FakeEvent()))
{
decoratedSagaStore.Setup(mock => mock.Save(saga.Object, context)).Returns(saga.Object);
Assert.Same(saga.Object, sagaStore.Save(saga.Object, context));
}
// ReSharper restore AccessToDisposedClosure
}
public void InvokePostSaveHooksIfDecoratedSaveThrowsException()
{
var saga = new Mock<Saga>();
var pipelineHook = new Mock<PipelineHook>();
var error = new InvalidOperationException();
var decoratedSagaStore = new Mock<IStoreSagas>();
var sagaStore = new HookableSagaStore(decoratedSagaStore.Object, new[] { pipelineHook.Object });
// ReSharper disable AccessToDisposedClosure
using (var context = new SagaContext(typeof(Saga), Guid.NewGuid(), new FakeEvent()))
{
decoratedSagaStore.Setup(mock => mock.Save(saga.Object, context)).Throws(error);
Assert.Throws<InvalidOperationException>(() => sagaStore.Save(saga.Object, context));
pipelineHook.Verify(mock => mock.PostSave(saga.Object, context, error), Times.Once());
}
// ReSharper restore AccessToDisposedClosure
}
public void CopyUserNameHeaderFromEventContext()
{
var saga = new FakeSaga();
var userName = Guid.NewGuid().ToString();
var e = new FakeEvent { Id = GuidStrategy.NewGuid() };
var headers = new HeaderCollection(new Dictionary<String, string> { { Header.UserName, userName } });
using (new EventContext(e.Id, headers, e))
using (var sagaContext = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), e))
{
saga.Handle(new FakeEvent());
Assert.Equal(userName, sagaContext.GetPublishedCommands().Single().Headers.Single().Value);
}
}
public async Task CalculatePriceForEurope()
{
// Arrange / Given
var orchContext = new SagaContext
{
Continent = "Europe"
};
var context = new Mock <IDurableOrchestrationContext>();
// mock the get input
context.Setup(m =>
m.GetInput <SagaContext>()).Returns(orchContext);
//set-up mocks for activities
context.Setup(m =>
m.CallActivityAsync <bool>("IsContinentSupported", It.IsAny <object>()))
.ReturnsAsync(true);
// set-up mocks for activity
context.Setup(m
=> m.CallActivityAsync <string>("GetSupplierOrchestratorForContinent", It.IsAny <object>()))
.ReturnsAsync("CourierB");
// set-up mocks for suborchstrators
context.Setup(m =>
m.CallSubOrchestratorAsync <decimal>("CourierAOrchestrator", It.IsAny <string>(), It.IsAny <object>()))
.ReturnsAsync(100);
context.Setup(m =>
m.CallSubOrchestratorAsync <decimal>("CourierBOrchestrator", It.IsAny <string>(), It.IsAny <object>()))
.ReturnsAsync(120);
// mock the publish activity
// at the time of writing, there is no way of mocking CallActivityAsync so we need to use the generic version
context.Setup(m =>
m.CallActivityAsync <object>("PublishCalculatedPriceActivity", It.IsAny <object>())
);
// ACT / When
var price = await SagaToTestOrchestrator.RunOrchestrator(context.Object);
// Assert / Then
context.Verify(
m => m.CallActivityAsync <bool>(
"IsContinentSupported",
It.IsAny <object>()),
Times.Once);
context.Verify(
m => m.CallActivityAsync <string>(
"GetSupplierOrchestratorForContinent", It.IsAny <object>()),
Times.Once
);
context.Verify(m =>
m.CallSubOrchestratorAsync <decimal>("CourierAOrchestrator", It.IsAny <string>(), It.IsAny <object>()),
Times.Never);
context.Verify(m =>
m.CallSubOrchestratorAsync <decimal>("CourierBOrchestrator", It.IsAny <string>(), It.IsAny <object>()),
Times.Once);
context.Verify(m =>
m.CallActivityAsync <object>("PublishCalculatedPriceActivity", It.IsAny <object>()),
Times.Once
);
}
public void CanCallDisposeMoreThanOnce()
{
using (var context = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), new FakeEvent()))
{
context.Dispose();
context.Dispose();
}
}
public void CannotScheduleTimeoutIfAlreadyScheduled()
{
var saga = new FakeSaga { CorrelationId = GuidStrategy.NewGuid(), Timeout = SystemTime.Now };
var e = new FakeEvent();
using (var context = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), e))
{
var ex = Assert.Throws<InvalidOperationException>(() => saga.Handle(e));
Assert.Equal(Exceptions.SagaTimeoutAlreadyScheduled.FormatWith(saga.GetType(), saga.CorrelationId), ex.Message);
Assert.False(context.TimeoutChanged);
}
}
public void CanClearTimeoutIfScheduled()
{
var saga = new FakeSaga { Timeout = SystemTime.Now };
var e = new FakeEvent();
using (var context = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), e))
{
saga.Handle(e);
Assert.Null(saga.Timeout);
Assert.True(context.TimeoutChanged);
}
}
public void CanRescheduleIfTimeoutAlreadyScheduled()
{
var e = new FakeEvent();
var timeout = SystemTime.Now;
var saga = new FakeSaga { Timeout = timeout };
using (var context = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), e))
{
saga.Handle(e);
Assert.NotEqual(timeout, saga.Timeout);
Assert.True(context.TimeoutChanged);
}
}
public void DoNotScheduleTimeoutIfSagaNull()
{
using (var context = new SagaContext(typeof(FakeSaga), GuidStrategy.NewGuid(), new FakeEvent()))
{
context.TimeoutChanged = true;
timeoutDispatcher.PostSave(null, context, null);
}
Assert.False(timer.Changed);
}
public void CopyRemoteAddressHeaderFromEventContextIfNoUserAddress()
{
var saga = new FakeSaga();
var userAddress = IPAddress.Loopback.ToString();
var e = new FakeEvent { Id = GuidStrategy.NewGuid() };
var headers = new HeaderCollection(new Dictionary<String, string> { { Header.RemoteAddress, userAddress } });
using (new EventContext(e.Id, headers, e))
using (var sagaContext = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), e))
{
saga.Handle(new FakeEvent());
Assert.Equal(userAddress, sagaContext.GetPublishedCommands().Single().Headers.Single().Value);
}
}
public CastRepository(SagaContext unitOfWork)
: base(unitOfWork)
{
}
public void ScheduleTimeoutIfTimeoutHasValueAndSagaNotCompleted()
{
var saga = new FakeSaga { CorrelationId = GuidStrategy.NewGuid(), Timeout = SystemTime.Now.AddMinutes(1) };
var cachedItems = timeoutDispatcher.TimeoutCache.Count + 1;
using (var context = new SagaContext(saga.GetType(), saga.CorrelationId, new FakeEvent()))
{
context.TimeoutChanged = true;
timeoutDispatcher.PostSave(saga, context, null);
}
Assert.Equal(cachedItems, timeoutDispatcher.TimeoutCache.Count);
}
public void ReturnFriendlyDescription()
{
var sagaType = typeof(Saga);
var sagaId = GuidStrategy.NewGuid();
using (var context = new SagaContext(sagaType, sagaId, new FakeEvent()))
Assert.Equal($"{sagaType} - {sagaId}", context.ToString());
}
public void DoNotScheduleTimeoutIfErrorNotNull()
{
var saga = new FakeSaga { Timeout = null };
using (var context = new SagaContext(typeof(FakeSaga), GuidStrategy.NewGuid(), new FakeEvent()))
{
context.TimeoutChanged = true;
timeoutDispatcher.PostSave(saga, context, new Exception());
}
Assert.False(timer.Changed);
}
public void CannotDisposeContextOutOfOrder()
{
var context1 = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), new FakeEvent());
var context2 = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), new FakeEvent());
// ReSharper disable AccessToDisposedClosure
var ex = Assert.Throws<InvalidOperationException>(() => context1.Dispose());
// ReSharper restore AccessToDisposedClosure
context2.Dispose();
context1.Dispose();
Assert.Equal(Exceptions.SagaContextInvalidThread, ex.Message);
}
public void TimeoutRepresentedAsUtcDateTime()
{
var saga = new FakeSaga();
var e = new FakeEvent();
using (var context = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), e))
{
saga.Handle(e);
Assert.Equal(DateTimeKind.Utc, saga.Timeout.GetValueOrDefault().Kind);
Assert.True(context.TimeoutChanged);
}
}
/// <summary>
/// Save the specified <paramref name="context"/> changes for the given <paramref name="saga"/>.
/// </summary>
/// <param name="saga">The current saga version for which the context applies.</param>
/// <param name="context">The saga context containing the saga changes to be applied.</param>
public Saga Save(Saga saga, SagaContext context)
{
Verify.NotNull(saga, nameof(saga));
if (saga.Version == 0 && saga.Completed)
return saga;
if (saga.Completed)
{
if (saga.Version > 0)
DeleteSaga(saga);
}
else
{
if (saga.Version == 0)
InsertSaga(saga);
else
UpdateSaga(saga);
}
return saga;
}
public void CannotScheduleTimeoutIfTimeoutNotHandled()
{
var saga = new FakeSagaWithoutTimeout() { CorrelationId = GuidStrategy.NewGuid() };
var e = new FakeEvent();
using (var context = new SagaContext(saga.GetType(), GuidStrategy.NewGuid(), e))
{
var ex = Assert.Throws<InvalidOperationException>(() => saga.Handle(e));
Assert.Equal(Exceptions.SagaTimeoutNotHandled.FormatWith(saga.GetType()), ex.Message);
Assert.False(context.TimeoutChanged);
}
}
public void SagaUpdatedAfterSaveIfNotCompleted()
{
var saga = new FakeSaga { CorrelationId = GuidStrategy.NewGuid() };
var memoryCache = new MemoryCache(Guid.NewGuid().ToString());
var sagaStore = new Mock<IStoreSagas>();
using (var sagaContext = new SagaContext(typeof(FakeSaga), saga.CorrelationId, new FakeEvent()))
using (var cachedSagaStore = new CachedSagaStore(sagaStore.Object, TimeSpan.FromMinutes(1), memoryCache))
{
cachedSagaStore.Save(saga, sagaContext);
Assert.Same(saga, memoryCache.Get(typeof(FakeSaga).GetFullNameWithAssembly() + '-' + saga.CorrelationId));
}
}
public void PreferCustomHeaderOverEventContextHeaderIfDefined()
{
var saga = new FakeSaga();
var userName = Guid.NewGuid().ToString();
var customUserName = Guid.NewGuid().ToString();
var e = new FakeEvent { Id = GuidStrategy.NewGuid() };
var headers = new HeaderCollection(new Dictionary<String, string> { { Header.UserName, userName } });
using (new EventContext(e.Id, headers, e))
using (var sagaContext = new SagaContext(typeof(Saga), GuidStrategy.NewGuid(), e))
{
saga.Handle(new FakeEvent { CustomHeaders = new[] { new Header(Header.UserName, customUserName, checkReservedNames: false) } });
Assert.Equal(customUserName, sagaContext.GetPublishedCommands().Single().Headers.Single().Value);
}
}
public PersonRepository(SagaContext unitOfWork)
: base(unitOfWork)
{
}
public void SagaRemovedFromCacheIfCompleted()
{
var saga = new FakeSaga { CorrelationId = GuidStrategy.NewGuid() };
var sagaStore = new Mock<IStoreSagas>();
var cachedSaga = default(Saga);
using (var sagaContext = new SagaContext(typeof(FakeSaga), saga.CorrelationId, new FakeEvent()))
using (var cachedSagaStore = new CachedSagaStore(sagaStore.Object))
{
cachedSagaStore.Save(saga, sagaContext);
saga.Completed = true;
cachedSagaStore.Save(saga, sagaContext);
Assert.False(cachedSagaStore.TryGetSaga(typeof(FakeSaga), saga.CorrelationId, out cachedSaga));
}
}
public void SagaRemovedFromCacheIfConcurrencyExceptionThrown()
{
var saga = new FakeSaga { CorrelationId = GuidStrategy.NewGuid() };
var sagaStore = new Mock<IStoreSagas>();
var cachedSaga = default(Saga);
var save = 0;
using (var sagaContext = new SagaContext(typeof(FakeSaga), saga.CorrelationId, new FakeEvent()))
using (var cachedSagaStore = new CachedSagaStore(sagaStore.Object))
{
sagaStore.Setup(mock => mock.Save(It.IsAny<Saga>(), sagaContext)).Callback(() => { if (save++ == 1) { throw new ConcurrencyException(); } });
cachedSagaStore.Save(saga, sagaContext);
Assert.True(cachedSagaStore.TryGetSaga(typeof(FakeSaga), saga.CorrelationId, out cachedSaga));
Assert.Throws<ConcurrencyException>(() => cachedSagaStore.Save(saga, sagaContext));
Assert.False(cachedSagaStore.TryGetSaga(typeof(FakeSaga), saga.CorrelationId, out cachedSaga));
}
}
public void ClearTimeoutIfTimeoutChangedAndHasNoValue()
{
var saga = new FakeSaga { CorrelationId = sagaTimeout.SagaId, Timeout = null };
var cachedItems = timeoutDispatcher.TimeoutCache.Count - 1;
using (var context = new SagaContext(sagaTimeout.SagaType, sagaTimeout.SagaId, new FakeEvent()))
{
context.TimeoutChanged = true;
timeoutDispatcher.PostSave(saga, context, null);
}
Assert.Equal(cachedItems, timeoutDispatcher.TimeoutCache.Count);
}
public Manejador(SagaContext context)
{
_context = context;
}
public void DoNotUpdateTimerIfScheduledTimeoutAfterNextCachedTimeout()
{
var saga = new FakeSaga { CorrelationId = GuidStrategy.NewGuid(), Timeout = SystemTime.Now.AddMinutes(6) };
using (var context = new SagaContext(saga.GetType(), saga.CorrelationId, new FakeEvent()))
{
context.TimeoutChanged = true;
timeoutDispatcher.PostSave(saga, context, null);
}
Assert.False(timer.Changed);
}