public void ControlRefusesToCancelTransactionThatIsNotRegistered()
{
var control = new AggregatingTransactionControl();
var transaction = new DeferredPipelineTransaction(new AggregatingTransactionControl());
Assert.Throws <ArgumentException>(() => control.Cancel(transaction));
}
public void ControlRefusesToCommitTransactionThatIsNotRegistered()
{
var control = new AggregatingTransactionControl();
var transaction = new DeferredPipelineTransaction(new AggregatingTransactionControl());
Assert.Throws <ArgumentException>(() => control.Commit(transaction, Enumerable.Empty <DeferredTransactionPart>()));
}
public void ConstructorRegistersWithTheControl()
{
var control = PipelineTestHelper.TransactionControlMock();
var sut = new DeferredPipelineTransaction(control.Object);
control.Verify(mock => mock.Register(It.Is <DeferredPipelineTransaction>(a => a == sut)), Times.Once);
}
public void TransactionCannotBeUsedAfterBeingCommitted()
{
var control = PipelineTestHelper.TransactionControlMock();
var sut = new DeferredPipelineTransaction(control.Object);
sut.Commit();
Assert.Throws <InvalidOperationException>(() => sut.Update(1.AsPipelineConstant(), () => true));
Assert.Throws <InvalidOperationException>(() => sut.Commit());
Assert.Throws <InvalidOperationException>(() => sut.Cancel());
}
public void ControlIsCalledOnCommitWithTheExpectedStage()
{
var value = PipelineTestHelper.Assignable(1);
var control = PipelineTestHelper.TransactionControlMock();
var sut = new DeferredPipelineTransaction(control.Object)
.Update(value, 2);
control.Setup(mock => mock.Commit(
It.IsAny <DeferredPipelineTransaction>(),
It.IsAny <IEnumerable <DeferredTransactionPart> >()))
.Callback <DeferredPipelineTransaction, IEnumerable <DeferredTransactionPart> >((a, b) => Assert.IsTrue(a == sut && b.Count() == 1 && b.First().Stage == value));
sut.Commit();
}
public void CanceledTransactionDoesNotInvokeAnyOfTheUpdates()
{
var value = PipelineTestHelper.Assignable(1);
var other = PipelineTestHelper.Assignable("hello");
var test1 = value.AttachTestStage();
var test2 = other.AttachTestStage();
var control = PipelineTestHelper.TransactionControlMock();
var sut = new DeferredPipelineTransaction(control.Object)
.Update(value, 2)
.Update(other, "hello 2");
sut.Cancel();
test1.AssertNotInvalidatedNorRetrieved();
test2.AssertNotInvalidatedNorRetrieved();
PipelineAssert.Value(value, 1);
PipelineAssert.Value(other, "hello");
}
public void TransactionDoesNothingBeforeCommit()
{
var value = PipelineTestHelper.Assignable(1);
var test = value.AttachTestStage();
var control = PipelineTestHelper.TransactionControlMock();
control.Setup(mock => mock.Commit(It.IsAny <DeferredPipelineTransaction>(), It.IsAny <IEnumerable <DeferredTransactionPart> >()))
.Callback(new Action <DeferredPipelineTransaction, IEnumerable <DeferredTransactionPart> >((a, b) => { var c = new AggregatingTransactionControl(); c.Register(a); c.Commit(a, b); }));
var sut = new DeferredPipelineTransaction(control.Object)
.Update(value, 2);
control.Verify(mock => mock.Commit(It.IsAny <DeferredPipelineTransaction>(), It.IsAny <IEnumerable <DeferredTransactionPart> >()), Times.Never);
PipelineAssert.Value(value, 1);
test.AssertNotInvalidatedNorRetrieved();
sut.Commit();
control.Verify(mock => mock.Commit(It.IsAny <DeferredPipelineTransaction>(), It.IsAny <IEnumerable <DeferredTransactionPart> >()), Times.Once);
PipelineAssert.Value(value, 2);
test.AssertInvalidations(1);
}
