public async Task ShouldThrowDependencyExceptionOnRemoveWhenDbUpdateConcurrencyExceptionOccursAndLogItAsync()
{
// given
Guid randomAttachmentId = Guid.NewGuid();
Guid inputAttachmentId = randomAttachmentId;
var databaseUpdateConcurrencyException = new DbUpdateConcurrencyException();
var lockedAttachmentException = new LockedAttachmentException(databaseUpdateConcurrencyException);
var expectedAttachmentDependencyException =
new AttachmentDependencyException(lockedAttachmentException);
this.storageBrokerMock.Setup(broker =>
broker.SelectAttachmentByIdAsync(inputAttachmentId))
.ThrowsAsync(databaseUpdateConcurrencyException);
// when
ValueTask <Attachment> deleteAttachmentTask =
this.attachmentService.RemoveAttachmentByIdAsync(inputAttachmentId);
// then
await Assert.ThrowsAsync <AttachmentDependencyException>(() =>
deleteAttachmentTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedAttachmentDependencyException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectAttachmentByIdAsync(inputAttachmentId),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
public async Task ShouldThrowDependencyExceptionOnModifyIfDbUpdateConcurrencyExceptionOccursAndLogItAsync()
{
// given
int randomNegativeNumber = GetNegativeRandomNumber();
DateTimeOffset randomDateTime = GetRandomDateTime();
Attachment randomAttachment = CreateRandomAttachment(randomDateTime);
Attachment someAttachment = randomAttachment;
someAttachment.CreatedDate = randomDateTime.AddMinutes(randomNegativeNumber);
var databaseUpdateConcurrencyException = new DbUpdateConcurrencyException();
var lockedAttachmentException = new LockedAttachmentException(databaseUpdateConcurrencyException);
var expectedAttachmentDependencyException =
new AttachmentDependencyException(lockedAttachmentException);
this.storageBrokerMock.Setup(broker =>
broker.SelectAttachmentByIdAsync(someAttachment.Id))
.ThrowsAsync(databaseUpdateConcurrencyException);
this.dateTimeBrokerMock.Setup(broker =>
broker.GetCurrentDateTime())
.Returns(randomDateTime);
// when
ValueTask <Attachment> modifyAttachmentTask =
this.attachmentService.ModifyAttachmentAsync(someAttachment);
// then
await Assert.ThrowsAsync <AttachmentDependencyException>(() =>
modifyAttachmentTask.AsTask());
this.dateTimeBrokerMock.Verify(broker =>
broker.GetCurrentDateTime(),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectAttachmentByIdAsync(someAttachment.Id),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedAttachmentDependencyException))),
Times.Once);
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
private async ValueTask <Attachment> TryCatch(ReturningAttachmentFunction returningAttachmentFunction)
{
try
{
return(await returningAttachmentFunction());
}
catch (NullAttachmentException nullAttachmentException)
{
throw CreateAndLogValidationException(nullAttachmentException);
}
catch (InvalidAttachmentException invalidAttachmentInputException)
{
throw CreateAndLogValidationException(invalidAttachmentInputException);
}
catch (NotFoundAttachmentException notFoundAttachmentException)
{
throw CreateAndLogValidationException(notFoundAttachmentException);
}
catch (DuplicateKeyException duplicateKeyException)
{
var alreadyExistsAttachmentException =
new AlreadyExistsAttachmentException(duplicateKeyException);
throw CreateAndLogValidationException(alreadyExistsAttachmentException);
}
catch (SqlException sqlException)
{
throw CreateAndLogCriticalDependencyException(sqlException);
}
catch (DbUpdateConcurrencyException dbUpdateConcurrencyException)
{
var lockedAttachmentException = new LockedAttachmentException(dbUpdateConcurrencyException);
throw CreateAndLogDependencyException(lockedAttachmentException);
}
catch (DbUpdateException dbUpdateException)
{
throw CreateAndLogDependencyException(dbUpdateException);
}
catch (Exception exception)
{
var failedAttachmentServiceException =
new FailedAttachmentServiceException(exception);
throw CreateAndLogServiceException(failedAttachmentServiceException);
}
}