public void InputsAreAddedAsDependencies(int stages)
{
var input = Enumerable.Range(0, stages).Select(i => i.AsPipelineConstant()).ToArray();
var sut = new PipelinePropagationInformationStage <int>("", inv => 1, -1, input);
PipelineAssert.DependentOn(sut, input);
}
public void AllDependenciesAreInvalidatedAtInformationExtractionTime()
{
var a = 1.AsPipelineConstant().AttachTestStage();
var b = 2.AsPipelineConstant().AttachTestStage();
var sut = new PipelinePropagationInformationStage <string>("", inv => "Hello, World!", "", a, b);
var test = sut.AttachTestStage();
PipelineCore.Invalidate(a, b);
test.AssertStageInvalidated(a);
test.AssertStageInvalidated(b);
}
public void EachNewInvalidationPicksUpNewInformation()
{
var a = new AssignablePipelineStage <int>("", 1);
var sut = new PipelinePropagationInformationStage <int>("", inv => a.GetValue(), a.GetValue(), a);
var test = sut.AttachTestStage();
PipelineAssert.Value(sut, 1);
a.SetValue(2);
test.AssertInvalidations(1);
PipelineAssert.Value(sut, 2);
PipelineAssert.Value(sut, 2);
a.SetValue(5);
test.AssertInvalidations(2);
PipelineAssert.Value(sut, 5);
PipelineAssert.Value(sut, 5);
}
public void InitialInformationIsGivenWhenNoInvalidationHasHappened()
{
var sut = new PipelinePropagationInformationStage <string>("", inv => "Hello, World!", "");
PipelineAssert.Value(sut, "");
}