public void DeleteAsyncSuccessTest()
{
// Arrange
IQbQuestionRepository repository = Substitute.For <IQbQuestionRepository>();
IUnitOfWork unitOfWork = Substitute.For <IUnitOfWork>();
QbQuestion question = new QbQuestion();
repository.FindByIdAsync(Arg.Any <int>()).Returns(question);
repository.Remove(Arg.Any <QbQuestion>()).Returns(true);
unitOfWork.CompleteAsync().Returns(Task.CompletedTask);
QbQuestionService service = new QbQuestionService(repository, unitOfWork);
// Act
Task <QbQuestionResponse> result = service.DeleteAsync(1);
// Assert
result.Result.Success.Should().Be(true);
}
public void DeleteAsyncFailureOnRemoveTest()
{
// Arrange
IQbQuestionRepository repository = Substitute.For <IQbQuestionRepository>();
IUnitOfWork unitOfWork = Substitute.For <IUnitOfWork>();
QbQuestion question = new QbQuestion();
repository.FindByIdAsync(Arg.Any <int>()).Returns(question);
repository.Remove(Arg.Any <QbQuestion>()).Throws(new Exception("Exception occurred on Remove"));
QbQuestionService service = new QbQuestionService(repository, unitOfWork);
// Act
Task <QbQuestionResponse> result = service.DeleteAsync(1);
// Assert
string errorMessage = "An error occurred when deleting the question: Exception occurred on Remove";
result.Result.Success.Should().Be(false);
result.Result.Message.Should().Be(errorMessage);
}
public async Task <QbQuestionResponse> DeleteAsync(int id)
{
QbQuestion oldQuestion = await _qbQuestionRepository.FindByIdAsync(id);
if (oldQuestion == null)
{
return(new QbQuestionResponse("Question not found."));
}
try
{
_qbQuestionRepository.Remove(oldQuestion);
await _unitOfWork.CompleteAsync();
return(new QbQuestionResponse(oldQuestion));
}
catch (Exception ex)
{
return(new QbQuestionResponse($"An error occurred when deleting the question: {ex.Message}"));
}
}