public void TestCleanup()
{
this.errorNotifier = null;
this.serviceProvider = null;
this.testSubject = null;
this.threadingService = null;
}
public void ErrorNotificationMananger_EndToEnd()
{
ConfigurableErrorNotifier testNotifier = new ConfigurableErrorNotifier();
// Should not throw
this.Notify();
// Add notifier
this.testSubject.AddNotifier(testNotifier);
this.Notify();
testNotifier.AssertExcepections(1);
// Cleanup
this.testSubject.RemoveNotifier(testNotifier);
// Add same notifier multiple times (no op)
this.testSubject.AddNotifier(testNotifier);
testNotifier.Reset();
this.Notify();
testNotifier.AssertExcepections(1);
// Remove single instance
this.testSubject.RemoveNotifier(testNotifier);
testNotifier.Reset();
this.Notify();
testNotifier.AssertExcepections(0);
// Remove non existing instance
this.testSubject.RemoveNotifier(testNotifier);
testNotifier.Reset();
this.Notify();
testNotifier.AssertExcepections(0);
}
public void ErrorNotificationMananger_EndToEnd()
{
ConfigurableErrorNotifier testNotifier = new ConfigurableErrorNotifier();
// Should not throw
this.Notify();
// Add notifier
this.testSubject.AddNotifier(testNotifier);
this.Notify();
testNotifier.Exceptions.Should().HaveCount(1);
// Cleanup
this.testSubject.RemoveNotifier(testNotifier);
// Add same notifier multiple times (no op)
this.testSubject.AddNotifier(testNotifier);
testNotifier.Reset();
this.Notify();
testNotifier.Exceptions.Should().HaveCount(1);
// Remove single instance
this.testSubject.RemoveNotifier(testNotifier);
testNotifier.Reset();
this.Notify();
testNotifier.Exceptions.Should().BeEmpty();
// Remove non existing instance
this.testSubject.RemoveNotifier(testNotifier);
testNotifier.Reset();
this.Notify();
testNotifier.Exceptions.Should().BeEmpty();
}
public void TestCleanup()
{
this.errorNotifier = null;
this.serviceProvider = null;
this.testSubject = null;
this.threadingService = null;
}
private ProgressEventsVerifier InitializeTestSubjectWithTestErrorHandling(params ProgressStepDefinition[] definitions)
{
// Replace the error handler
this.errorNotifier = SequentialProgressControllerHelper.InitializeWithTestErrorHandling(this.testSubject, definitions);
ProgressEventsVerifier verifier = null;
this.threadingService.RunInUIContext(() => verifier = new ProgressEventsVerifier(this.testSubject));
return(verifier);
}
/// <summary>
/// The <see cref="ProgressControllerStep"/> which are used by default will swallow the assert exceptions
/// which means that investigating why something is failing requires more time and effort.
/// This extension method will record the first <see cref="UnitTestAssertException"/> which was thrown during
/// execution and will rethrow it on a way that will allow the test to fail and see the original stack
/// that caused the test failure (on Finished event)
/// </summary>
/// <param name="controller">The controller to configure</param>
/// <returns>The notifier that was used for configuration of the assert exception</returns>
public static ConfigurableErrorNotifier ConfigureToThrowAssertExceptions(SequentialProgressController controller)
{
Assert.IsNotNull(controller, "Controller argument is required");
Assert.IsNotNull(controller.Steps, "Controller needs to be initialized");
ConfigurableErrorNotifier errorHandler = new ConfigurableErrorNotifier();
controller.ErrorNotificationManager.AddNotifier(errorHandler);
UnitTestAssertException originalException = null;
// Controller.Finished is executed out of the awaitable state machine and on the calling (UI) thread
// which means that at this point the test runtime engine will be able to catch it and fail the test
EventHandler <ProgressControllerFinishedEventArgs> onFinished = null;
onFinished = (s, e) =>
{
// Need to register on the UI thread
VsThreadingHelper.RunTask(controller, Microsoft.VisualStudio.Shell.VsTaskRunContext.UIThreadNormalPriority, () =>
{
controller.Finished -= onFinished;
}).Wait();
// Satisfy the sequential controller verification code
e.Handled();
if (originalException != null)
{
Assert.AreEqual(ProgressControllerResult.Failed, e.Result, "Expected to be failed since the assert failed which causes an exception");
throw new RestoredUnitTestAssertException(originalException.Message, originalException);
}
};
// Need to register on the UI thread
VsThreadingHelper.RunTask(controller, Microsoft.VisualStudio.Shell.VsTaskRunContext.UIThreadNormalPriority, () =>
{
controller.Finished += onFinished;
}).Wait();
errorHandler.NotifyAction = (e) =>
{
// Only the first one
if (originalException == null)
{
originalException = e as UnitTestAssertException;
}
};
return(errorHandler);
}
/// <summary>
/// The <see cref="ProgressControllerStep"/> which are used by default will swallow the assert exceptions
/// which means that investigating why something is failing requires more time and effort.
/// This extension method will record the first <see cref="UnitTestAssertException"/> which was thrown during
/// execution and will rethrow it on a way that will allow the test to fail and see the original stack
/// that caused the test failure (on Finished event)
/// </summary>
/// <param name="controller">The controller to configure</param>
/// <returns>The notifier that was used for configuration of the assert exception</returns>
public static ConfigurableErrorNotifier ConfigureToThrowAssertExceptions(SequentialProgressController controller)
{
Assert.IsNotNull(controller, "Controller argument is required");
Assert.IsNotNull(controller.Steps, "Controller needs to be initialized");
ConfigurableErrorNotifier errorHandler = new ConfigurableErrorNotifier();
controller.ErrorNotificationManager.AddNotifier(errorHandler);
UnitTestAssertException originalException = null;
// Controller.Finished is executed out of the awaitable state machine and on the calling (UI) thread
// which means that at this point the test runtime engine will be able to catch it and fail the test
EventHandler<ProgressControllerFinishedEventArgs> onFinished = null;
onFinished = (s, e) =>
{
// Need to register on the UI thread
VsThreadingHelper.RunTask(controller, Microsoft.VisualStudio.Shell.VsTaskRunContext.UIThreadNormalPriority, () =>
{
controller.Finished -= onFinished;
}).Wait();
// Satisfy the sequential controller verification code
e.Handled();
if (originalException != null)
{
Assert.AreEqual(ProgressControllerResult.Failed, e.Result, "Expected to be failed since the assert failed which causes an exception");
throw new RestoredUnitTestAssertException(originalException.Message, originalException);
}
};
// Need to register on the UI thread
VsThreadingHelper.RunTask(controller, Microsoft.VisualStudio.Shell.VsTaskRunContext.UIThreadNormalPriority, () =>
{
controller.Finished += onFinished;
}).Wait();
errorHandler.NotifyAction = (e) =>
{
// Only the first one
if (originalException == null)
{
originalException = e as UnitTestAssertException;
}
};
return errorHandler;
}
private ProgressEventsVerifier InitializeTestSubjectWithTestErrorHandling(params ProgressStepDefinition[] definitions)
{
// Replace the error handler
this.errorNotifier = SequentialProgressControllerHelper.InitializeWithTestErrorHandling(this.testSubject, definitions);
ProgressEventsVerifier verifier = null;
this.threadingService.RunInUIContext(() => verifier = new ProgressEventsVerifier(this.testSubject));
return verifier;
}
