public void TestSelectTestDisplaysData()
{
INavigationService navigationService = new NavigationService();
IDialogService dialogService = new DialogService();
IDataRepository dataRepository = new QuestionsDesignRepository();
SelectTestViewModel viewModel = new SelectTestViewModel(navigationService, dataRepository, dialogService);
viewModel.GetTestsCommand.Execute(null);
Assert.IsNotNull(viewModel.Tests);
}
public void TakeTestDisplaysCorrectNumberOfQuestionsData()
{
INavigationService navigationService = new NavigationService();
IDialogService dialogService = new DialogService();
IDataRepository dataRepository = new QuestionsDesignRepository();
TakeTestViewModel viewModel = new TakeTestViewModel(navigationService, dataRepository, dialogService);
//Pass Test to View Model
viewModel.CurrentTest = dataRepository.GetTestById(0);
viewModel.PrepareTestCommand.Execute(null);
Assert.AreEqual(dataRepository.GetTestById(0).QuestionsGroups.SelectMany(x => x.Questions).Count(), viewModel.QuestionsCount);
}
public void TakeTestDisplaysAllAnswersForRandomQuestionData()
{
INavigationService navigationService = new NavigationService();
IDialogService dialogService = new DialogService();
IDataRepository dataRepository = new QuestionsDesignRepository();
TakeTestViewModel viewModel = new TakeTestViewModel(navigationService, dataRepository, dialogService);
//Pass Test to View Model
viewModel.CurrentTest = dataRepository.GetTestById(0);
viewModel.PrepareTestCommand.Execute(null);
int questionId = viewModel.CurrentQuestion.Id;
Question questionById = dataRepository.GetQuestionById(questionId);
foreach (Answer answerById in questionById.Answers)
{
Assert.AreEqual(answerById.AnswerPhrase ,
viewModel.CurrentQuestion.Answers.FirstOrDefault(x => x.Id == answerById.Id).AnswerPhrase);
}
}
public void TakeTestDisplaysCorrectSelectedAnswerData()
{
INavigationService navigationService = new NavigationService();
IDialogService dialogService = new DialogService();
IDataRepository dataRepository = new QuestionsDesignRepository();
TakeTestViewModel viewModel = new TakeTestViewModel(navigationService, dataRepository, dialogService);
//Pass Test to View Model
viewModel.CurrentTest = dataRepository.GetTestById(0);
viewModel.PrepareTestCommand.Execute(null);
Answer answerToProvide = viewModel.CurrentQuestion.Answers.FirstOrDefault();
viewModel.SelectAnswerCommand.Execute(answerToProvide);
Assert.AreEqual(answerToProvide, viewModel.UserAnswers.LastOrDefault().Value);
}
public void TakeTestDisplaysRandomQuestionData()
{
INavigationService navigationService = new NavigationService();
IDialogService dialogService = new DialogService();
IDataRepository dataRepository = new QuestionsDesignRepository();
TakeTestViewModel viewModel = new TakeTestViewModel(navigationService, dataRepository, dialogService);
//Pass Test to View Model
viewModel.CurrentTest = dataRepository.GetTestById(0);
viewModel.PrepareTestCommand.Execute(null);
int questionId = viewModel.CurrentQuestion.Id;
Question questionById = dataRepository.GetQuestionById(questionId);
Assert.AreEqual(questionById.QuestionPhrase, viewModel.CurrentQuestion.QuestionPhrase);
}
public void TakeTestDisplaysData()
{
INavigationService navigationService = new NavigationService();
IDialogService dialogService = new DialogService();
IDataRepository dataRepository = new QuestionsDesignRepository();
TakeTestViewModel viewModel = new TakeTestViewModel(navigationService, dataRepository, dialogService);
viewModel.CurrentTest = dataRepository.GetTestById(0);
viewModel.PrepareTestCommand.Execute(null);
Assert.IsNotNull(viewModel.CurrentQuestion);
}
