public async Task ShouldThrowDependencyExceptionOnRetrieveWhenDbUpdateConcurrencyExceptionOccursAndLogItAsync()
{
// given
Guid someAttachmentId = Guid.NewGuid();
Guid someTeacherId = Guid.NewGuid();
var databaseUpdateConcurrencyException = new DbUpdateConcurrencyException();
var lockedAttachmentException = new LockedTeacherAttachmentException(databaseUpdateConcurrencyException);
var expectedTeacherAttachmentException =
new TeacherAttachmentDependencyException(lockedAttachmentException);
this.storageBrokerMock.Setup(broker =>
broker.SelectTeacherAttachmentByIdAsync(someTeacherId, someAttachmentId))
.ThrowsAsync(databaseUpdateConcurrencyException);
// when
ValueTask <TeacherAttachment> retrieveTeacherAttachmentTask =
this.teacherAttachmentService.RetrieveTeacherAttachmentByIdAsync(someTeacherId, someAttachmentId);
// then
await Assert.ThrowsAsync <TeacherAttachmentDependencyException>(() =>
retrieveTeacherAttachmentTask.AsTask());
this.loggingBrokerMock.Verify(broker =>
broker.LogError(It.Is(SameExceptionAs(expectedTeacherAttachmentException))),
Times.Once);
this.storageBrokerMock.Verify(broker =>
broker.SelectTeacherAttachmentByIdAsync(someTeacherId, someAttachmentId),
Times.Once);
this.dateTimeBrokerMock.VerifyNoOtherCalls();
this.loggingBrokerMock.VerifyNoOtherCalls();
this.storageBrokerMock.VerifyNoOtherCalls();
}
private async ValueTask <TeacherAttachment> TryCatch(
ReturningTeacherAttachmentFunction returningTeacherAttachmentFunction)
{
try
{
return(await returningTeacherAttachmentFunction());
}
catch (NullTeacherAttachmentException nullTeacherAttachmentInputException)
{
throw CreateAndLogValidationException(nullTeacherAttachmentInputException);
}
catch (InvalidTeacherAttachmentException invalidTeacherAttachmentInputException)
{
throw CreateAndLogValidationException(invalidTeacherAttachmentInputException);
}
catch (SqlException sqlException)
{
throw CreateAndLogCriticalDependencyException(sqlException);
}
catch (NotFoundTeacherAttachmentException notFoundTeacherAttachmentException)
{
throw CreateAndLogValidationException(notFoundTeacherAttachmentException);
}
catch (DuplicateKeyException duplicateKeyException)
{
var alreadyExistsTeacherAttachmentException =
new AlreadyExistsTeacherAttachmentException(duplicateKeyException);
throw CreateAndLogValidationException(alreadyExistsTeacherAttachmentException);
}
catch (ForeignKeyConstraintConflictException foreignKeyConstraintConflictException)
{
var invalidTeacherAttachmentReferenceException =
new InvalidTeacherAttachmentReferenceException(foreignKeyConstraintConflictException);
throw CreateAndLogValidationException(invalidTeacherAttachmentReferenceException);
}
catch (DbUpdateConcurrencyException dbUpdateConcurrencyException)
{
var lockedTeacherAttachmentException =
new LockedTeacherAttachmentException(dbUpdateConcurrencyException);
throw CreateAndLogDependencyException(lockedTeacherAttachmentException);
}
catch (DbUpdateException dbUpdateException)
{
throw CreateAndLogDependencyException(dbUpdateException);
}
catch (Exception exception)
{
var failedTeacherAttachmentServiceException =
new FailedTeacherAttachmentServiceException(exception);
throw CreateAndLogServiceException(failedTeacherAttachmentServiceException);
}
}