public async Task CheckQuiz_PostAnswers_NotAllAnswersCorrect_ShouldPass()
{
const int quizId = 1;
// TODO (DKA): Make new quiz here with separate requests.
var questionsWithAnswers = new QuizCheckRequestModel
{
QuestionsWithAnswers = new List <QuestionAnswerPair>
{
new QuestionAnswerPair {
QuestionId = 1, AnswerId = 1
},
new QuestionAnswerPair {
QuestionId = 2, AnswerId = 4
}
}
};
using (var testHost = new TestServer(new WebHostBuilder().UseStartup <Startup>()))
{
var client = testHost.CreateClient();
var content = new StringContent(JsonConvert.SerializeObject(questionsWithAnswers));
content.Headers.ContentType = new MediaTypeHeaderValue("application/json");
var response = await client.PostAsync(new Uri(testHost.BaseAddress, $"{QuizApiEndPoint}{quizId}/check"), content);
var quizResult = JsonConvert.DeserializeObject <QuizCheckResponseModel>(await response.Content.ReadAsStringAsync());
Assert.Equal(HttpStatusCode.OK, response.StatusCode);
Assert.Equal(2, quizResult.TotalNumberOfAnswers);
Assert.Equal(1, quizResult.NumberOfCorrectAnswers);
Assert.True(quizResult.NumberOfCorrectAnswers < quizResult.TotalNumberOfAnswers);
}
}
public IActionResult CheckQuiz(int id, [FromBody] QuizCheckRequestModel questionsWithAnswers)
{
var numberOfCorrectAnswers = 0;
if (questionsWithAnswers == null ||
questionsWithAnswers.QuestionsWithAnswers == null ||
!questionsWithAnswers.QuestionsWithAnswers.Any())
{
return(BadRequest());
}
const string query = "SELECT * FROM Question WHERE QuizId = @Id;";
var questions = _connection.Query <Question>(query, new { Id = id });
if (questions == null)
{
return(NotFound());
}
var totalNumberOfAnswers = questions.Count();
foreach (var questionWithAnswer in questionsWithAnswers.QuestionsWithAnswers)
{
if (questions.Any(question => question.Id == questionWithAnswer.QuestionId &&
question.CorrectAnswerId == questionWithAnswer.AnswerId))
{
numberOfCorrectAnswers++;
}
}
return(Ok(new QuizCheckResponseModel
{
NumberOfCorrectAnswers = numberOfCorrectAnswers,
TotalNumberOfAnswers = totalNumberOfAnswers
}));
}
