public void InputIsAddedAsDependency()
{
var input = 1.AsPipelineConstant();
var sut = new DeltaPipelineStage <int, int>("", Extractor, input, -2);
PipelineAssert.DependentOn(sut, input);
}
public void ExtractorIsUsedToCalculateNewDelta(int old, int @new, int expected)
{
var input = new AssignablePipelineStage <int>("", old);
var sut = new DeltaPipelineStage <int, int>("", Extractor, input, expected - 1);
var test = sut.AttachTestStage();
PipelineAssert.Value(sut, expected - 1);
input.SetValue(@new);
test.AssertInvalidations(1);
PipelineAssert.Value(sut, expected);
}
public void InitialDeltaValueIsGivenBeforeAnyInvalidations(int value)
{
var sut = new DeltaPipelineStage <int, int>("", Extractor, 1.AsPipelineConstant(), value);
PipelineAssert.Value(sut, value);
}
