private async ValueTask <ExamAttachment> TryCatch(
ReturningExamAttachmentFunction returningExamAttachmentFunction)
{
try
{
return(await returningExamAttachmentFunction());
}
catch (NullExamAttachmentException nullExamAttachmentException)
{
throw CreateAndLogValidationException(nullExamAttachmentException);
}
catch (InvalidExamAttachmentException invalidExamAttachmentInputException)
{
throw CreateAndLogValidationException(invalidExamAttachmentInputException);
}
catch (SqlException sqlException)
{
throw CreateAndLogCriticalDependencyException(sqlException);
}
catch (NotFoundExamAttachmentException notFoundExamAttachmentException)
{
throw CreateAndLogValidationException(notFoundExamAttachmentException);
}
catch (DuplicateKeyException duplicateKeyException)
{
var alreadyExistsExamAttachmentException =
new AlreadyExistsExamAttachmentException(duplicateKeyException);
throw CreateAndLogValidationException(alreadyExistsExamAttachmentException);
}
catch (ForeignKeyConstraintConflictException foreignKeyConstraintConflictException)
{
var invalidExamAttachmentReferenceException =
new InvalidExamAttachmentReferenceException(foreignKeyConstraintConflictException);
throw CreateAndLogValidationException(invalidExamAttachmentReferenceException);
}
catch (DbUpdateConcurrencyException dbUpdateConcurrencyException)
{
var lockedExamAttachmentException =
new LockedExamAttachmentException(dbUpdateConcurrencyException);
throw CreateAndLogDependencyException(lockedExamAttachmentException);
}
catch (DbUpdateException dbUpdateException)
{
throw CreateAndLogDependencyException(dbUpdateException);
}
catch (Exception exception)
{
var failedExamAttachmentServiceException =
new FailedExamAttachmentServiceException(exception);
throw CreateAndLogServiceException(failedExamAttachmentServiceException);
}
}
public async Task ShouldThrowDependencyExceptionOnRemoveWhenDbUpdateConcurrencyExceptionOccursAndLogItAsync()
{
// given
Guid someAttachmentId = Guid.NewGuid();
Guid someExamId = Guid.NewGuid();
var databaseUpdateConcurrencyException = new DbUpdateConcurrencyException();
var lockedAttachmentException =
new LockedExamAttachmentException(databaseUpdateConcurrencyException);
var expectedExamAttachmentException =
new ExamAttachmentDependencyException(lockedAttachmentException);
this.storageBrokerMock.Setup(broker =>
broker.SelectExamAttachmentByIdAsync(someExamId, someAttachmentId))
.ThrowsAsync(databaseUpdateConcurrencyException);
// when
ValueTask <ExamAttachment> removeExamAttachmentTask =
this.examAttachmentService.RemoveExamAttachmentByIdAsync(someExamId, someAttachmentId);
// then
await Assert.ThrowsAsync <ExamAttachmentDependencyException>(() =>
removeExamAttachmentTask.AsTask());
this.storageBrokerMock.Verify(broker =>
broker.SelectExamAttachmentByIdAsync(someExamId, someAttachmentId),
Times.Once);
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(
expectedExamAttachmentException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.DeleteExamAttachmentAsync(It.IsAny <ExamAttachment>()),
Times.Never);
this.storageBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.dateTimeBrokerMock.VerifyNoOtherCalls();
}
