public void TestResultComputation()
{
Assert.IsNull(GetTestSurveyFromDb());
Survey s = CreateTestSurvey();
Survey s2 = CreateTestSurvey();
s2.Question += "2";
using (var db = new TestSurveyContext())
{
db.Surveys.Add(s);
db.Surveys.Add(s2);
db.SaveChanges();
Vote v1 = new Vote(new User() { Code = "User1", Created = DateTime.Now }, s, s.Answers.ElementAt(0));
db.Votes.Add(v1);
Vote v2 = new Vote(new User() { Code = "User2", Created = DateTime.Now }, s, s.Answers.ElementAt(2));
db.Votes.Add(v2);
Vote v3 = new Vote(new User() { Code = "User3", Created = DateTime.Now }, s, s.Answers.ElementAt(0));
db.Votes.Add(v3);
Vote v4 = new Vote(new User() { Code = "User3", Created = DateTime.Now }, s2, s2.Answers.ElementAt(0));
db.Votes.Add(v4);
db.SaveChanges();
}
using (var db = new TestSurveyContext())
{
Result[] res = db.getResultsFor(s);
Assert.IsNotNull(res);
Assert.IsTrue(res.Length == 2);
Assert.IsTrue(res[0].Answer.AnswerText == "Answer 1");
Assert.IsTrue(res[0].Count == 2);
Assert.IsTrue(res[1].Answer.AnswerText == "Answer 3");
Assert.IsTrue(res[1].Count == 1);
Vote[] votes = db.Votes.Where(v => v.Survey.Id == s.Id || v.Survey.Id == s2.Id).ToArray<Vote>();
foreach (Vote v in votes)
{
db.Votes.Remove(v);
}
db.SaveChanges();
}
using (var db = new TestSurveyContext())
{
db.Surveys.Attach(s);
db.Surveys.Remove(s);
db.Surveys.Attach(s2);
db.Surveys.Remove(s2);
db.SaveChanges();
}
}
protected async void SaveNewVote ()
{
if (usersVote != null) {
// Delete old vote if it exists
await api.Backend.DeleteVoteAsync (usersVote);
}
Vote newVote = new Vote (BackendAuthManager.Instance.User, Survey, UsersAnswer.Answer);
await api.Backend.SaveVoteAsync (newVote);
usersVote = await Backend.GetVoteForUserAsync (Survey, BackendAuthManager.Instance.User);
}
protected async void LoadUsersVote ()
{
usersVote = await Backend.GetVoteForUserAsync (Survey, BackendAuthManager.Instance.User);
if (usersVote != null)
UsersAnswer = new AnswerViewModel (usersVote.Answer, HighlightBackgroundColor);
IsBusy = false;
}
public void DeleteVote(Vote vote)
{
vote.Survey = this.Surveys.Where(s => s.Id == vote.Survey.Id).First<Survey>();
vote.User = this.Users.Where(u => u.Id == vote.User.Id).First<User>();
vote.Answer = this.Answers.Where(a => a.Id == vote.Answer.Id).First<Answer>();
this.Votes.Attach(vote);
this.Votes.Remove(vote);
this.SaveChanges();
}
public void SaveVote(Vote vote)
{
this.Surveys.Attach(vote.Survey);
this.Users.Attach(vote.User);
vote.Answer = vote.Survey.Answers.First<Answer>(a => a.Id == vote.Answer.Id);
if (vote.Id == 0)
{
this.Votes.Add(vote);
}
else
{
this.Votes.Attach(vote);
}
this.SaveChanges();
}
public void TestVoteData()
{
Assert.IsNull(GetTestSurveyFromDb());
Survey survey = CreateTestSurvey();
using (var db = new TestSurveyContext())
{
db.SaveSurvey(survey);
Vote v1 = new Vote(new User() { Code = "User1", Created = DateTime.Now }, survey, survey.Answers.ElementAt(0));
db.SaveVote(v1);
Vote v2 = new Vote(new User() { Code = "User2", Created = DateTime.Now }, survey, survey.Answers.ElementAt(2));
db.SaveVote(v2);
Vote v3 = new Vote(new User() { Code = "User3", Created = DateTime.Now }, survey, survey.Answers.ElementAt(0));
db.SaveVote(v3);
db.SaveChanges();
}
using (var db = new TestSurveyContext())
{
db.Surveys.Attach(survey);
var query = db.Votes.Where(v => v.Survey.Id == survey.Id);
Assert.IsNotNull(query);
Assert.IsTrue(query.Count() == 3);
Assert.IsTrue(query.Where(v => v.User.Code == "User3").Count() == 1);
foreach(Vote v in query) {
db.Votes.Remove(v);
}
db.Surveys.Remove(survey);
db.SaveChanges();
}
Assert.IsNull(GetTestSurveyFromDb());
}
public string SaveVote(Vote vote)
{
try
{
if (vote == null)
{
throw new ArgumentNullException();
}
using (var db = new SurveyContext())
{
db.SaveVote(vote);
}
return "0";
}
catch (Exception e)
{
return e.Message;
}
}
