public static async Task ProcessUndo <TStepId, TData>(RunUndoContext <TStepId, TData> context)
#endif
{
ITransactionStep <TStepId, TData> currentStep = context.Session.StepEnumerator.CurrentStep;
ITransactionSession <TStepId, TData> session = context.Session;
Stopwatch watch = new Stopwatch();
try
{
watch.Start();
#if NET35 || NOASYNC
currentStep.UndoAction(session.StepEnumerator.Data, session);
#else
if (currentStep.UndoAction != null)
{
currentStep.UndoAction(session.StepEnumerator.Data, session);
}
else
{
await currentStep.AsyncUndoAction(session.StepEnumerator.Data, session);
}
#endif
watch.Stop();
#if NET35 || NOASYNC
context.Session.TransactionContext.SessionStorage.StepReceding(session);
#else
await context.Session.TransactionContext.SessionStorage.StepReceding(session);
#endif
if (session.ShouldLogStepExecution())
{
session.TransactionContext
.Logger
.LogExecutionTime(
watch.Elapsed,
"Transaction '{0}': execution time for undo step action for step '{1}' with id '{2}'.",
session.TransactionContext.Info.Name,
session.StepEnumerator.CurrentStepIndex,
currentStep.Id);
}
}
catch (Exception e)
{
watch.Stop();
string info = string.Format(
"Transaction '{0}': an error occurred during processing undo step action for step '{1}' with id '{2}', execution time '{3}'.",
session.TransactionContext.Info.Name,
session.StepEnumerator.CurrentStepIndex,
currentStep.Id,
watch.Elapsed);
session.TransactionContext.Logger.ErrorFormat(e, info);
#if NET35 || NOASYNC
SessionEndPreparationOperation.PrepareEndSession(new SessionEndContext <TStepId, TData>()
#else
await SessionEndPreparationOperation.PrepareEndSession(new SessionEndContext <TStepId, TData>()
#endif
{
Session = context.Session,
RunPostActions = false,
Result = ResultType.Failed
}
.AddError(context.CaughtException)
.AddError(e));
}
}
public void WhenCreateAdapter_ShouldCreateProperly()
{
// Arrange
byte expectedData = 200;
string adapterExpectedData = expectedData.ToString(CultureInfo.InvariantCulture);
bool postActionExecuted = false;
bool stepActionExecuted = false;
bool undoActionExecuted = false;
Mock <ITransactionStep <int, byte> > step = new Mock <ITransactionStep <int, byte> >();
step.SetupGet(x => x.Id)
.Returns(123);
step.SetupGet(x => x.Settings)
.Returns((StepSettings)int.MaxValue);
step.SetupGet(x => x.PostAction)
.Returns((byte data, IPostTransactionSessionInfo <int> sessionInfo) =>
{
postActionExecuted = true;
data.Should().Be(expectedData);
});
step.SetupGet(x => x.StepAction)
.Returns((byte data, IStepTransactionSessionInfo <int> sessionInfo) =>
{
stepActionExecuted = true;
data.Should().Be(expectedData);
sessionInfo.CurrentStepId.Should().Be(step.Object.Id);
});
step.SetupGet(x => x.UndoAction)
.Returns((byte data, IUndoTransactionSessionInfo <int> sessionInfo) =>
{
undoActionExecuted = true;
data.Should().Be(expectedData);
sessionInfo.CurrentStepId.Should().Be(step.Object.Id);
});
step.SetupGet(x => x.PostActionExecutor)
.Returns(new Mock <IExecutor>().Object);
step.SetupGet(x => x.StepActionExecutor)
.Returns(new Mock <IExecutor>().Object);
step.SetupGet(x => x.UndoActionExecutor)
.Returns(new Mock <IExecutor>().Object);
Mock <IStepTransactionSessionInfo <string> > stepInfo = new Mock <IStepTransactionSessionInfo <string> >();
stepInfo.SetupGet(x => x.CurrentStepId)
.Returns(step.Object.Id.ToString(CultureInfo.InvariantCulture));
stepInfo.SetupGet(x => x.Cancelled)
.Returns(true);
stepInfo.SetupGet(x => x.Recovered)
.Returns(true);
stepInfo.SetupGet(x => x.SessionId)
.Returns(Guid.NewGuid());
stepInfo.SetupGet(x => x.StartTimestamp)
.Returns(DateTime.Now);
Mock <IUndoTransactionSessionInfo <string> > undoInfo = stepInfo.As <IUndoTransactionSessionInfo <string> >();
Mock <IPostTransactionSessionInfo <string> > postInfo = undoInfo.As <IPostTransactionSessionInfo <string> >();
ITransactionStep <string, string> adapter = step.Object.Adapter <string, string, int, byte>(id => id.ToString(), idString => int.Parse(idString), data => byte.Parse(data));
// Act
adapter.PostAction(adapterExpectedData, postInfo.Object);
// Assert
postActionExecuted.Should().BeTrue();
// Act
adapter.StepAction(adapterExpectedData, stepInfo.Object);
// Assert
stepActionExecuted.Should().BeTrue();
// Act
adapter.UndoAction(adapterExpectedData, undoInfo.Object);
// Assert
undoActionExecuted.Should().BeTrue();
// Assert
int.Parse(adapter.Id).Should().Be(step.Object.Id);
adapter.Settings.Should().Be(step.Object.Settings);
adapter.PostActionExecutor.Should().BeSameAs(step.Object.PostActionExecutor);
adapter.StepActionExecutor.Should().BeSameAs(step.Object.StepActionExecutor);
adapter.UndoActionExecutor.Should().BeSameAs(step.Object.UndoActionExecutor);
}