public void StagePassesPreviousValueThrough()
{
var previous = 10.AsPipelineConstant();
var exclusive = 100.AsPipelineConstant();
var sut = new MutuallyExclusivePipelineStage <int>(previous, exclusive);
PipelineAssert.Value(sut, previous.GetValue());
}
public void InputAndAllExclusiveStagesAreAddedAsDependencies(int numExclusive)
{
var input = 10.AsPipelineConstant();
var exclusive = Enumerable.Range(0, numExclusive).Select(i => i.AsPipelineConstant()).ToArray();
var sut = new MutuallyExclusivePipelineStage <int>(input, exclusive);
PipelineAssert.DependentOn(sut, exclusive.Append(input).ToArray());
}
public void StageIsNotInvalidatedWhenAtLeastOneMutuallyExclusiveStageIsInvalidated(int totalExclusiveStages, int invalidations)
{
var previous = 10.AsPipelineConstant();
var exclusive = Enumerable.Range(0, totalExclusiveStages).Select(i => i.AsPipelineConstant()).ToArray();
var sut = new MutuallyExclusivePipelineStage <int>(previous, exclusive);
var test = sut.AttachTestStage();
PipelineCore.Invalidate(new[] { previous }.Concat(exclusive.Take(invalidations)));
test.AssertInvalidations(0);
PipelineCore.Invalidate(new[] { sut }.Concat(exclusive.Take(invalidations)));
test.AssertInvalidations(0);
}
public void StageIsInvalidatedWhenNoMutuallyExclusiveStagesAre()
{
var previous = 10.AsPipelineConstant();
var exclusive = 100.AsPipelineConstant();
var sut = new MutuallyExclusivePipelineStage <int>(previous, exclusive);
var test = sut.AttachTestStage();
previous.Invalidate();
test.AssertInvalidations(1);
sut.Invalidate();
test.AssertInvalidations(2);
}