public void CanceledTransactionDoesNotInvokeAnyOfTheUpdates()
{
var value = Assignable(1);
var other = Assignable("hello");
var test1 = value.AttachTestStage();
var test2 = other.AttachTestStage();
var sut = new PipelineTransaction()
.Update(value, 2)
.Update(other, "hello 2");
sut.Cancel();
test1.AssertNotInvalidatedNorRetrieved();
test2.AssertNotInvalidatedNorRetrieved();
PipelineAssert.Value(value, 1);
PipelineAssert.Value(other, "hello");
}
public void InvalidationHappensOnlyOnComplete()
{
var value = Assignable(1);
var other = Assignable("hello");
var test1 = value.AttachTestStage();
var test2 = other.AttachTestStage();
var sut = new PipelineTransaction()
.Update(value, 2)
.Update(other);
test1.AssertNotInvalidatedNorRetrieved();
test2.AssertNotInvalidatedNorRetrieved();
sut.Commit();
test1.AssertInvalidations(1);
test2.AssertInvalidations(1);
}
public void MultipleUpdatesAreAllPropagated(int numStages, int updates)
{
var stages = Enumerable.Range(0, numStages).Select(i => Assignable(i)).ToArray();
var tests = stages.Select(s => s.AttachTestStage()).ToArray();
var sut = new PipelineTransaction();
foreach (var stage in stages.Take(updates))
{
sut.Update(stage, numStages);
}
sut.Commit();
foreach (var test in tests.Take(updates))
{
test.AssertInvalidations(1);
}
foreach (var test in tests.Skip(updates))
{
test.AssertNotInvalidatedNorRetrieved();
}
}
