public async Task GivenPiplelineWithThreeStages_WhenHandlingRequest_ThenAllThreeHandlersHandleRequest()
{
var testHandlerA = new TestHandlerA <TestRequestA>();
var testHandlerB = new TestHandlerB <TestRequestA>();
var testHandlerC = new TestHandlerC <TestRequestA>();
Dictionary <Type, Object> dictionary = new Dictionary <Type, object>
{
[typeof(TestHandlerA <TestRequestA>)] = testHandlerA,
[typeof(TestHandlerB <TestRequestA>)] = testHandlerB,
[typeof(TestHandlerC <TestRequestA>)] = testHandlerC,
};
PipelineDefinitionBuilder builder = new PipelineDefinitionBuilder(type => dictionary[type]);
var pipeline = builder.StartWith <TestHandlerA <TestRequestA>, TestRequestA>()
.ThenWith <TestHandlerB <TestRequestA> >()
.ThenWith <TestHandlerC <TestRequestA> >()
.Build();
var testRequest = new TestRequestA();
await pipeline.HandleAsync(testRequest, new Context());
Assert.Multiple(() =>
{
Assert.That(testHandlerA._request, Is.EqualTo(testRequest));
Assert.That(testHandlerB._request, Is.EqualTo(testRequest));
Assert.That(testHandlerC._request, Is.EqualTo(testRequest));
});
}
public void GivenPipelineThatChangesRequest_WhenHandlingRequest_ThenChangesRequestInPipeline()
{
var testHandlerA = new TestHandler <TestRequestA>();
var testHandlerB = new TestHandler <TestRequestA>();
var testMutationHandler = new TestMutationHandler();
var testHandlerC = new TestHandler <TestRequestB>();
var pipeline = PipelineDefinitionBuilder <TestRequestA, TestResponse>
.StartWith(testHandlerA)
.ThenWith(testHandlerB)
.ThenWithMutation(testMutationHandler)
.ThenWith(testHandlerC)
.Build();
var testRequest = new TestRequestA();
pipeline.Handle(testRequest);
Assert.Multiple(() =>
{
Assert.That(testHandlerA._request, Is.EqualTo(testRequest));
Assert.That(testHandlerB._request, Is.EqualTo(testRequest));
Assert.That(testMutationHandler._request, Is.EqualTo(testRequest));
Assert.That(testHandlerC._request, Is.Not.EqualTo(testRequest));
Assert.That(testHandlerC._request, Is.TypeOf <TestRequestB>());
});
}
public void GivenPiplelineWithThreeStages_WhenHandlingRequest_ThenAllThreeHandlersAreCalledInOrder()
{
var testHandlerA = new TestHandler <TestRequestA>();
var testHandlerB = new TestHandler <TestRequestA>();
var testHandlerC = new TestHandler <TestRequestA>();
var pipeline = PipelineDefinitionBuilder <TestRequestA, TestResponse>
.StartWith(testHandlerA)
.ThenWith(testHandlerB)
.ThenWith(testHandlerC)
.Build();
var testRequest = new TestRequestA();
pipeline.Handle(testRequest);
var callOrder = new[]
{
testHandlerA,
testHandlerB,
testHandlerC
}.OrderBy(x => x._timestamp)
.ToArray();
Assert.Multiple(() =>
{
Assert.That(callOrder[0], Is.EqualTo(testHandlerA));
Assert.That(callOrder[1], Is.EqualTo(testHandlerB));
Assert.That(callOrder[2], Is.EqualTo(testHandlerC));
});
}
public void Test_WorkItemRequest_subclass_roundtrip()
{
var requestA = new TestRequestA();
var requestB = new TestRequestB();
var a = Serializer.SerializeWorkItemRequest(requestA);
var b = Serializer.SerializeWorkItemRequest(requestB);
// ensure that we get instances of the correct sub-classes back, even if we ask for the base-class
Assert.IsInstanceOf(typeof(TestRequestA), Serializer.DeserializeWorkItemRequest(a));
Assert.IsInstanceOf(typeof(TestRequestB), Serializer.DeserializeWorkItemRequest(b));
}
public void Test_WorkItemRequest_subclass_roundtrip()
{
var requestA = new TestRequestA();
var requestB = new TestRequestB();
var a = Serializer.SerializeWorkItemRequest(requestA);
var b = Serializer.SerializeWorkItemRequest(requestB);
// ensure that we get instances of the correct sub-classes back, even if we ask for the base-class
Assert.IsInstanceOf(typeof(TestRequestA), Serializer.DeserializeWorkItemRequest(a));
Assert.IsInstanceOf(typeof(TestRequestB), Serializer.DeserializeWorkItemRequest(b));
}
public async Task GivenPiplelineWithThreeStages_WhenHandlingRequest_ThenAllThreeHandlersAreCalledInOrder()
{
var testHandlerA = new TestHandlerA <TestRequestA>();
var testHandlerB = new TestHandlerB <TestRequestA>();
var testHandlerC = new TestHandlerC <TestRequestA>();
Dictionary <Type, Object> dictionary = new Dictionary <Type, object>
{
[typeof(TestHandlerA <TestRequestA>)] = testHandlerA,
[typeof(TestHandlerB <TestRequestA>)] = testHandlerB,
[typeof(TestHandlerC <TestRequestA>)] = testHandlerC,
};
PipelineDefinitionBuilder builder = new
PipelineDefinitionBuilder(type => dictionary[type]);
var pipeline = builder.StartWith <TestHandlerA <TestRequestA>, TestRequestA>()
.ThenWith <TestHandlerB <TestRequestA> >()
.ThenWith <TestHandlerC <TestRequestA> >()
.Build();
var testRequest = new TestRequestA();
await pipeline.HandleAsync(testRequest, new Context());
var callOrder = new TestHandler <TestRequestA>[]
{
testHandlerA,
testHandlerB,
testHandlerC
}.OrderBy(x => x._timestamp)
.ToArray();
Assert.Multiple(() =>
{
Assert.That(callOrder[0], Is.EqualTo(testHandlerA));
Assert.That(callOrder[1], Is.EqualTo(testHandlerB));
Assert.That(callOrder[2], Is.EqualTo(testHandlerC));
});
}
public void GivenPiplelineWithThreeStages_WhenHandlingRequest_ThenAllThreeHandlersHandleRequest()
{
var testHandlerA = new TestHandler <TestRequestA>();
var testHandlerB = new TestHandler <TestRequestA>();
var testHandlerC = new TestHandler <TestRequestA>();
var pipeline = PipelineDefinitionBuilder <TestRequestA, TestResponse>
.StartWith(testHandlerA)
.ThenWith(testHandlerB)
.ThenWith(testHandlerC)
.Build();
var testRequest = new TestRequestA();
pipeline.Handle(testRequest);
Assert.Multiple(() =>
{
Assert.That(testHandlerA._request, Is.EqualTo(testRequest));
Assert.That(testHandlerB._request, Is.EqualTo(testRequest));
Assert.That(testHandlerC._request, Is.EqualTo(testRequest));
});
}
public async Task GivenPipelineThatChangesRequest_WhenHandlingRequest_ThenChangesRequestInPipeline()
{
var testHandlerA = new TestHandlerA <TestRequestA>();
var testHandlerB = new TestHandlerB <TestRequestA>();
var testMutationHandler = new TestMutationHandler();
var testHandlerC = new TestHandlerC <TestRequestB>();
Dictionary <Type, Object> dictionary = new Dictionary <Type, object>
{
[typeof(TestHandlerA <TestRequestA>)] = testHandlerA,
[typeof(TestHandlerB <TestRequestA>)] = testHandlerB,
[typeof(TestHandlerC <TestRequestB>)] = testHandlerC,
[typeof(TestMutationHandler)] = testMutationHandler,
};
PipelineDefinitionBuilder builder = new
PipelineDefinitionBuilder(type => dictionary[type]);
var pipeline = builder.StartWith <TestHandlerA <TestRequestA>, TestRequestA> ()
.ThenWith <TestHandlerB <TestRequestA> >()
.ThenWithMutation <TestMutationHandler, TestRequestB>()
.ThenWith <TestHandlerC <TestRequestB> >()
.Build();
var testRequest = new TestRequestA();
await pipeline.HandleAsync(testRequest, new Context());
Assert.Multiple(() =>
{
Assert.That(testHandlerA._request, Is.EqualTo(testRequest));
Assert.That(testHandlerB._request, Is.EqualTo(testRequest));
Assert.That(testMutationHandler._request, Is.EqualTo(testRequest));
Assert.That(testHandlerC._request, Is.Not.EqualTo(testRequest));
Assert.That(testHandlerC._request, Is.TypeOf <TestRequestB>());
});
}