public PartialViewResult Edit([Bind(Include = "Id,Description,Options,ExamId")] SingleSelectionQuestionWithOptionsViewModel model)
{
if (ModelState.IsValid)
{
SingleSelectionQuestion question = new SingleSelectionQuestion
{
Id = model.Id,
ExamId = model.ExamId,
Description = model.Description,
Options = model.Options
};
_db.Entry(question).State = EntityState.Modified;
foreach (var option in question.Options)
{
_db.Entry(option).State = EntityState.Modified;
}
_db.SaveChanges();
question = _db.SingleSelectionQuestions.Include(q => q.Variables).Single(q => q.Id == question.Id);
var evaluator = new NotationlessEvaluator();
question = evaluator.Evaluate(question) as SingleSelectionQuestion;
return(PartialView("_Details", question));
}
return(PartialView("_Edit", model));
}
public PartialViewResult Create(int examId)
{
var question = new SingleSelectionQuestion {
Description = "Pregunta nueva", ExamId = examId
};
var list = new List <QuestionOption>
{
new QuestionOption {
Description = "Opción 1", Feedback = "Feedback de opción 1", IsCorrect = true
},
new QuestionOption {
Description = "Opción 2", Feedback = "Feedback de opción 2", IsCorrect = false
},
new QuestionOption {
Description = "Opción 3", Feedback = "Feedback de opción 3", IsCorrect = false
},
new QuestionOption {
Description = "Opción 4", Feedback = "Feedback de opción 4", IsCorrect = false
}
};
question.Options = list;
_db.SingleSelectionQuestions.Add(question);
_db.SaveChanges();
var evaluator = new NotationlessEvaluator();
question = evaluator.Evaluate(question) as SingleSelectionQuestion;
return(PartialView("_Details", question));
}
public void GetRightAnswer_GetsZeroOptions_ReturnsNull()
{
//Arrange
var singleSelectionQuestion = new SingleSelectionQuestion("Question text");
//Act
var answer = singleSelectionQuestion.GetRightAnswer();
//Assert
Assert.Null(answer);
}
public void DeleteQuestionOptionsInDB(SingleSelectionQuestion question)
{
var options = question.Options
.ToList();
foreach (var o in options)
{
_dbContext.Entry(o).State = EntityState.Deleted;
}
_dbContext.SaveChanges();
}
public IActionResult Create(SingleSelectionQuestionModel modelForView, IList <string> textOfAnswers, string radioButtonValue)
{
if (modelForView == null)
{
return(BadRequest("Model for view is empty."));
}
var question = new SingleSelectionQuestion(modelForView.Question, textOfAnswers, radioButtonValue);
_singleRepository.AddQuestion(question);
return(RedirectToAction("Index", "Home"));
}
public void InitializeOptions_GetsNoTrue_ArgumentException()
{
//Arrange
var options = new List <SingleSelectionQuestionOption>()
{
new SingleSelectionQuestionOption("1st option (false)", false),
new SingleSelectionQuestionOption("2nd option (false)", false)
};
var singleSelectionQuestion = new SingleSelectionQuestion("Question text");
//Act
//Assert
Assert.Throws <ArgumentException>(() => singleSelectionQuestion.InitializeOptions(options));
}
/// <summary>
/// Evaluates a question, removing all notation and leaving the variables' names.
/// </summary>
/// <param name="question">Question to be evaluated.</param>
/// <returns>Evaluated question.</returns>
public Question Evaluate(Question question)
{
var selectionQuestion = question as SelectionQuestion;
if (selectionQuestion != null)
{
SelectionQuestion aux;
if (question is MultipleSelectionQuestion)
{
aux = new MultipleSelectionQuestion
{
Description = selectionQuestion.Description,
ExamId = selectionQuestion.ExamId,
Options = selectionQuestion.Options,
Answers = selectionQuestion.Answers,
Exam = selectionQuestion.Exam,
Id = selectionQuestion.Id,
Variables = selectionQuestion.Variables
};
}
else
{
aux = new SingleSelectionQuestion
{
Description = selectionQuestion.Description,
ExamId = selectionQuestion.ExamId,
Options = selectionQuestion.Options,
Answers = selectionQuestion.Answers,
Exam = selectionQuestion.Exam,
Id = selectionQuestion.Id,
Variables = selectionQuestion.Variables
};
}
aux.Description = aux.Description.Replace("%", string.Empty).Replace("|", string.Empty);
foreach (var option in aux.Options)
{
option.Description = option.Description.Replace("%", string.Empty).Replace("|", string.Empty);
}
return(aux);
}
return(null);
}
public void GetRightAnswer_ReturnsTrueOption()
{
//Arrange
var theTrueOption = new SingleSelectionQuestionOption("2nd option (true)", true);
var options = new List <SingleSelectionQuestionOption>()
{
new SingleSelectionQuestionOption("1st option (false)", false),
theTrueOption,
new SingleSelectionQuestionOption("3rd option (false)", false),
new SingleSelectionQuestionOption("4th option (false)", false)
};
var singleSelectionQuestion = new SingleSelectionQuestion("Question text");
singleSelectionQuestion.InitializeOptions(options);
//Act
var answer = singleSelectionQuestion.GetRightAnswer();
//Assert
Assert.True(answer.IsAnswer);
Assert.Equal(theTrueOption.Text, answer.Text);
}
public void UpdateQuestion(SingleSelectionQuestion question)
{
_dbContext.SingleSelectionQuestions.Update(question);
_dbContext.SaveChanges();
}
public void AddQuestion(SingleSelectionQuestion question)
{
_dbContext.SingleSelectionQuestions.Add(question);
_dbContext.SaveChanges();
}
