public void HandleBothUniqueAttributeAndMapping()
{
var metadata = SagaMetadata.Create(typeof(MySagaWithMappedAndUniqueProperty));
Assert.True(metadata.TryGetCorrelationProperty(out var correlatedProperty));
Assert.AreEqual("UniqueProperty", correlatedProperty.Name);
}
public void DetectUniquePropertiesByAttribute()
{
var metadata = SagaMetadata.Create(typeof(MySaga));
Assert.True(metadata.TryGetCorrelationProperty(out var correlatedProperty));
Assert.AreEqual("UniqueProperty", correlatedProperty.Name);
}
public void Throws_friendly_exception_when_IFindSagas_FindBy_returns_null()
{
var availableTypes = new List <Type>
{
typeof(ReturnsNullFinder)
};
var messageType = typeof(StartSagaMessage);
var messageConventions = new Conventions
{
IsCommandTypeAction = t => t == messageType
};
var sagaMetadata = SagaMetadata.Create(typeof(TestSaga), availableTypes, messageConventions);
if (!sagaMetadata.TryGetFinder(messageType.FullName, out var finderDefinition))
{
throw new Exception("Finder not found");
}
var builder = new FakeBuilder();
builder.Register(() => new ReturnsNullFinder());
var customerFinderAdapter = new CustomFinderAdapter <TestSaga.SagaData, StartSagaMessage>();
Assert.That(async() => await customerFinderAdapter.Find(builder, finderDefinition, new InMemorySynchronizedStorageSession(), new ContextBag(), new StartSagaMessage()),
Throws.Exception.With.Message.EqualTo("Return a Task or mark the method as async."));
}
public void Throws_friendly_exception_when_IFindSagas_FindBy_returns_null()
{
var availableTypes = new List <Type>
{
typeof(ReturnsNullFinder)
};
var messageType = typeof(StartSagaMessage);
var messageConventions = new Conventions();
messageConventions.DefineCommandTypeConventions(t => t == messageType);
var sagaMetadata = SagaMetadata.Create(typeof(TestSaga), availableTypes, messageConventions);
if (!sagaMetadata.TryGetFinder(messageType.FullName, out var finderDefinition))
{
throw new Exception("Finder not found");
}
var services = new ServiceCollection();
services.AddTransient(sp => new ReturnsNullFinder());
var customerFinderAdapter = new CustomFinderAdapter <TestSaga.SagaData, StartSagaMessage>();
Assert.That(async() => await customerFinderAdapter.Find(services.BuildServiceProvider(), finderDefinition, new FakeSynchronizedStorageSession(), new ContextBag(), new StartSagaMessage(), new Dictionary <string, string>(), default),
Throws.Exception.With.Message.EqualTo("Return a Task or mark the method as async."));
}
public void AutomaticallyAddUniqueForMappedProperties()
{
var metadata = SagaMetadata.Create(typeof(MySagaWithMappedProperty));
Assert.True(metadata.TryGetCorrelationProperty(out var correlatedProperty));
Assert.AreEqual("UniqueProperty", correlatedProperty.Name);
}
static ActiveSagaInstance AssociateSagaWithMessage(FakeSaga saga, IInvokeHandlerContext behaviorContext)
{
var sagaInstance = new ActiveSagaInstance(saga, SagaMetadata.Create(typeof(FakeSaga), new List <Type>(), new Conventions()), () => DateTime.UtcNow);
behaviorContext.Extensions.Set(sagaInstance);
return(sagaInstance);
}
public void When_a_finder_and_a_mapping_exists_for_same_property()
{
var availableTypes = new List <Type>
{
typeof(SagaWithMappingAndFinder.Finder)
};
var exception = Assert.Throws <Exception>(() => { SagaMetadata.Create(typeof(SagaWithMappingAndFinder), availableTypes, new Conventions()); });
Assert.AreEqual("A custom IFindSagas and an existing mapping where found for message 'NServiceBus.Core.Tests.Sagas.TypeBasedSagas.SagaMetadataCreationTests+SagaWithMappingAndFinder+StartSagaMessage'. Either remove the message mapping or remove the finder. Finder name 'NServiceBus.Core.Tests.Sagas.TypeBasedSagas.SagaMetadataCreationTests+SagaWithMappingAndFinder+Finder'.", exception.Message);
}
public void ValidateThrowsWhenSagaCustomFinderMapsMessageItDoesntHandle()
{
var availableTypes = new List <Type>
{
typeof(SagaWithCustomFinderForMessageItDoesntHandle.Finder)
};
var ex = Assert.Throws <Exception>(() => SagaMetadata.Create(typeof(SagaWithCustomFinderForMessageItDoesntHandle), availableTypes, new Conventions()));
Assert.That(ex.Message.Contains("does not handle that message") && ex.Message.Contains("Custom saga finder"));
}
public void When_finder_for_non_message()
{
var availableTypes = new List <Type>
{
typeof(SagaWithNonMessageFinder.Finder)
};
var exception = Assert.Throws <Exception>(() => { SagaMetadata.Create(typeof(SagaWithNonMessageFinder), availableTypes, new Conventions()); });
Assert.AreEqual("A custom IFindSagas must target a valid message type as defined by the message conventions. Change 'NServiceBus.Core.Tests.Sagas.TypeBasedSagas.SagaMetadataCreationTests+SagaWithNonMessageFinder+StartSagaMessage' to a valid message type or add it to the message conventions. Finder name 'NServiceBus.Core.Tests.Sagas.TypeBasedSagas.SagaMetadataCreationTests+SagaWithNonMessageFinder+Finder'.", exception.Message);
}
public void DetectAndRegisterPropertyFinders()
{
var metadata = SagaMetadata.Create(typeof(MySagaWithMappedProperty));
var finder = GetFinder(metadata, typeof(SomeMessage).FullName);
Assert.AreEqual(typeof(PropertySagaFinder <MySagaWithMappedProperty.SagaData>), finder.Type);
Assert.NotNull(finder.Properties["property-accessor"]);
Assert.AreEqual("UniqueProperty", finder.Properties["saga-property-name"]);
}
public void Should_throw()
{
if (Environment.OSVersion.Platform != PlatformID.Win32NT)
{
Assert.Ignore("ApprovalTests only works on Windows");
}
var exception = Assert.Throws <Exception>(() => SagaMetadata.Create(typeof(SagaWithMultipleCorrelatedProperties), new List <Type>(), new Conventions()));
TestApprover.Verify(exception.Message);
}
public void DetectAndRegisterHeaderFinders()
{
var metadata = SagaMetadata.Create(typeof(MySagaWithMappedHeader));
var finder = GetFinder(metadata, typeof(SomeMessage).FullName);
Assert.AreEqual(typeof(HeaderPropertySagaFinder <MySagaWithMappedHeader.SagaData>), finder.Type);
Assert.AreEqual("CorrelationHeader", finder.Properties["message-header-name"]);
Assert.AreEqual("UniqueProperty", finder.Properties["saga-property-name"]);
Assert.AreEqual(typeof(int), finder.Properties["saga-property-type"]);
}
public void When_message_only_has_custom_finder()
{
var availableTypes = new List <Type>
{
typeof(SagaWithFinderOnly.Finder)
};
var metadata = SagaMetadata.Create(typeof(SagaWithFinderOnly), availableTypes, new Conventions());
Assert.AreEqual(1, metadata.Finders.Count);
Assert.AreEqual(typeof(CustomFinderAdapter <SagaWithFinderOnly.SagaData, SagaWithFinderOnly.StartSagaMessage>), metadata.Finders.First().Type);
}
public void DetectAndRegisterCustomFindersUsingScanning()
{
var availableTypes = new List <Type>
{
typeof(MySagaWithScannedFinder.CustomFinder)
};
var metadata = SagaMetadata.Create(typeof(MySagaWithScannedFinder), availableTypes, new Conventions());
var finder = GetFinder(metadata, typeof(SomeMessage).FullName);
Assert.AreEqual(typeof(CustomFinderAdapter <MySagaWithScannedFinder.SagaData, SomeMessage>), finder.Type);
Assert.AreEqual(typeof(MySagaWithScannedFinder.CustomFinder), finder.Properties["custom-finder-clr-type"]);
}
public static SagaCorrelationProperty GetMetadata <T>(IContainSagaData entity)
{
var metadata = SagaMetadata.Create(typeof(T));
if (!metadata.TryGetCorrelationProperty(out var correlatedProp))
{
return(SagaCorrelationProperty.None);
}
var prop = entity.GetType().GetProperty(correlatedProp.Name);
var value = prop.GetValue(entity);
return(new SagaCorrelationProperty(correlatedProp.Name, value));
}
public static SagaCorrelationProperty CreateMetadata <T>(this RavenDBPersistenceTestBase test, IContainSagaData sagaEntity)
{
var metadata = SagaMetadata.Create(typeof(T));
SagaMetadata.CorrelationPropertyMetadata correlationPropertyMetadata;
metadata.TryGetCorrelationProperty(out correlationPropertyMetadata);
var propertyInfo = metadata.SagaEntityType.GetProperty(correlationPropertyMetadata.Name);
var value = propertyInfo.GetValue(sagaEntity);
var correlationProperty = new SagaCorrelationProperty(correlationPropertyMetadata.Name, value);
return(correlationProperty);
}
public void DetectMessagesStartingTheSaga()
{
var metadata = SagaMetadata.Create(typeof(SagaWith2StartersAnd1Handler));
var messages = metadata.AssociatedMessages;
Assert.AreEqual(4, messages.Count);
Assert.True(metadata.IsMessageAllowedToStartTheSaga(typeof(SagaWith2StartersAnd1Handler.StartMessage1).FullName));
Assert.True(metadata.IsMessageAllowedToStartTheSaga(typeof(SagaWith2StartersAnd1Handler.StartMessage2).FullName));
Assert.False(metadata.IsMessageAllowedToStartTheSaga(typeof(SagaWith2StartersAnd1Handler.Message3).FullName));
Assert.False(metadata.IsMessageAllowedToStartTheSaga(typeof(SagaWith2StartersAnd1Handler.MyTimeout).FullName));
}
public void GetEntityClrTypeFromInheritanceChain()
{
var metadata = SagaMetadata.Create(typeof(SagaWithInheritanceChain));
Assert.AreEqual(typeof(SagaWithInheritanceChain.SagaData), metadata.SagaEntityType);
}
public void Should_throw()
{
var exception = Assert.Throws <Exception>(() => SagaMetadata.Create(typeof(SagaWithMultipleCorrelatedProperties), new List <Type>(), new Conventions()));
Approver.Verify(exception.Message);
}
public void GetEntityClrType()
{
var metadata = SagaMetadata.Create(typeof(MySaga));
Assert.AreEqual(typeof(MySaga.MyEntity), metadata.SagaEntityType);
}
public void ValidateThrowsWhenSagaMapsMessageItDoesntHandle(Type sagaType)
{
var ex = Assert.Throws <Exception>(() => SagaMetadata.Create(sagaType));
Assert.That(ex.Message.Contains("does not handle that message") && ex.Message.Contains("in the ConfigureHowToFindSaga method"));
}
public void RequireFinderForMessagesStartingTheSaga()
{
var ex = Assert.Throws <Exception>(() => SagaMetadata.Create(typeof(MySagaWithUnmappedStartProperty)));
Assert.True(ex.Message.Contains(typeof(MySagaWithUnmappedStartProperty.MessageThatStartsTheSaga).FullName));
}
public void Should_throw()
{
var ex = Assert.Throws <Exception>(() => SagaMetadata.Create(typeof(SagaWithNoStartMessage), new List <Type>(), new Conventions()));
StringAssert.Contains("Sagas must have at least one message that is allowed to start the saga", ex.Message);
}
public void Throws_when_does_not_implement_generic_saga()
{
Assert.Throws <Exception>(() => SagaMetadata.Create(typeof(MyNonGenericSaga)));
}
public void HandleNonExistingFinders()
{
var ex = Assert.Throws <Exception>(() => SagaMetadata.Create(typeof(MySagaWithUnmappedStartProperty)));
Assert.That(ex.Message.Contains("mapper.ConfigureMapping"));
}
public void GetSagaClrType()
{
var metadata = SagaMetadata.Create(typeof(MySaga));
Assert.AreEqual(typeof(MySaga), metadata.SagaType);
}
public void ValidateThatMappingOnSagaIdHasTypeGuidForMessageFields()
{
var ex = Assert.Throws <InvalidOperationException>(() => SagaMetadata.Create(typeof(SagaWithIdMappedToNonGuidMessageField)));
StringAssert.Contains(typeof(SomeMessage).Name, ex.Message);
}
public void ValidateThatSagaPropertyIsNotAField()
{
var ex = Assert.Throws <InvalidOperationException>(() => SagaMetadata.Create(typeof(SagaWithSagaDataMemberAsFieldInsteadOfProperty)));
StringAssert.Contains(typeof(SagaWithSagaDataMemberAsFieldInsteadOfProperty.SagaData).FullName, ex.Message);
}
public void ValidateThatMappingOnNonSagaIdGuidPropertyFromStringToGuidForMessagePropsThrowsException()
{
var ex = Assert.Throws <InvalidOperationException>(() => SagaMetadata.Create(typeof(SagaWithNonIdPropertyMappedToStringMessageProperty)));
StringAssert.Contains(typeof(SomeMessage).FullName, ex.Message);
}
public void Should_throw()
{
var ex = Assert.Throws <Exception>(() => SagaMetadata.Create(typeof(SagaWithNoStartMessage), new List <Type>(), new Conventions()));
StringAssert.Contains("DateTimeOffset is not supported for correlated properties", ex.Message);
}