public async Task <SanitizedPollResult> Handle(FetchPollResultsRequest request,
CancellationToken cancellationToken)
{
var(conferenceId, pollId) = request;
var poll = await _repository.GetPoll(conferenceId, pollId);
if (poll == null)
{
throw PollError.PollNotFound.ToException();
}
var answers = await _repository.GetPollAnswers(conferenceId, poll.Id);
var wrapper = new PollAnswerAggregatorWrapper(_context);
var result = await wrapper.AggregateAnswers(poll.Instruction, answers.Values);
IReadOnlyDictionary <string, string>?participantIdTranslationTable = null;
if (!poll.Config.IsAnonymous)
{
participantIdTranslationTable = answers.ToDictionary(x => x.Value.Key, x => x.Key);
}
return(new SanitizedPollResult(result, answers.Count, participantIdTranslationTable));
}
public async Task AggregateAnswers_InvalidAnswer_Throw()
{
// arrange
var container = CreateContainer();
var wrapper = new PollAnswerAggregatorWrapper(container);
var instruction = new MultipleChoiceInstruction(new[] {"A", "B"}, null);
var answers = new[] {new PollAnswerWithKey(new SingleChoiceAnswer("A"), "1")};
// act
await Assert.ThrowsAnyAsync<Exception>(async () => await wrapper.AggregateAnswers(instruction, answers));
}
public async Task AggregateAnswers_ValidInstruction_ReturnResult()
{
// arrange
var container = CreateContainer();
var wrapper = new PollAnswerAggregatorWrapper(container);
var instruction = new MultipleChoiceInstruction(new[] {"A", "B"}, null);
var answers = new[] {new PollAnswerWithKey(new MultipleChoiceAnswer(new[] {"A"}), "1")};
// act
var result = await wrapper.AggregateAnswers(instruction, answers);
// assert
Assert.IsType<SelectionPollResults>(result);
}
