public void WhenQuestionIsNew_ThenItIsNotComplete()
{
var question = new NumericQuestionTemplate()
{
}.CreateNewQuestion() as NumericQuestion;
Assert.IsFalse(question.IsComplete);
}
public void WhenQuestionIsCreated_ThenTemplateValuesAreCopied()
{
var question = new NumericQuestionTemplate()
{
MaxValue = 35
}.CreateNewQuestion() as NumericQuestion;
Assert.AreEqual(35, question.MaxValue);
}
public void WhenCreatingANewViewModel_ThenHasChangesIsFalse()
{
var question = new NumericQuestionTemplate {
MaxValue = 100
}.CreateNewQuestion() as NumericQuestion;
var viewModel = new NumericQuestionViewModel(question);
// Assertions
Assert.IsFalse(viewModel.HasChanges);
}
public void WhenQuestionHasValidValue_ThenItIsComplete()
{
var question = new NumericQuestionTemplate()
{
}.CreateNewQuestion() as NumericQuestion;
question.Response = 10;
Assert.IsTrue(question.IsComplete);
}
public void WhenQuestionHasNullValue_ThenItIsNotComplete()
{
var question = new NumericQuestionTemplate()
{
}.CreateNewQuestion() as NumericQuestion;
question.Response = 10;
question.Response = null;
Assert.IsFalse(question.IsComplete);
}
public void WhenQuestionHasNegativeValue_ThenItIsNotComplete()
{
var question = new NumericQuestionTemplate()
{
MaxValue = 15
}.CreateNewQuestion() as NumericQuestion;
question.Response = -1;
Assert.IsFalse(question.IsComplete);
}
public void WhenResponseIsPositiveWithNoMaximum_ThenIndicatesNoErrorOnResponse()
{
var question = new NumericQuestionTemplate()
{
}.CreateNewQuestion() as NumericQuestion;
var notifyErrorInfo = (INotifyDataErrorInfo)question;
question.Response = 15;
Assert.IsFalse(notifyErrorInfo.GetErrors("Response").Cast <ValidationResult>().Any());
}
public void WhenResponseIsNegative_ThenIndicatesErrorOnResponse()
{
var question = new NumericQuestionTemplate()
{
}.CreateNewQuestion() as NumericQuestion;
var notifyErrorInfo = (INotifyDataErrorInfo)question;
question.Response = -15;
Assert.IsTrue(notifyErrorInfo.GetErrors("Response").Cast <ValidationResult>().Any());
}
public void WhenResponseIsSetOnTheModel_ThenHasChangesIsTrue()
{
var question = new NumericQuestionTemplate {
MaxValue = 100
}.CreateNewQuestion() as NumericQuestion;
var viewModel = new NumericQuestionViewModel(question);
question.Response = 15;
// Assertions
Assert.IsTrue(viewModel.HasChanges);
}
public void WhenViewModelHasErrorIsSet_ThenDoesNotHaveCompletedResponse()
{
var question = new NumericQuestionTemplate {
MaxValue = 100
}.CreateNewQuestion() as NumericQuestion;
var viewModel = new NumericQuestionViewModel(question);
question.Response = 15;
viewModel.HasBindingError = true;
// Assertions
Assert.IsFalse(viewModel.ResponseComplete);
}
public void WhenSettingResponseToNull_ThenIndicatesErrorOnResponse()
{
var question = new NumericQuestionTemplate()
{
}.CreateNewQuestion() as NumericQuestion;
var notifyErrorInfo = (INotifyDataErrorInfo)question;
question.Response = 10;
Assert.IsFalse(notifyErrorInfo.GetErrors("Response").Cast <ValidationResult>().Any());
question.Response = null;
Assert.IsTrue(notifyErrorInfo.GetErrors("Response").Cast <ValidationResult>().Any());
}
public void WhenResponseChangesOnTheModel_ThenResponseValueChangeIsFired()
{
var question = new NumericQuestionTemplate {
MaxValue = 100
}.CreateNewQuestion() as NumericQuestion;
var viewModel = new NumericQuestionViewModel(question);
bool responseChangeFired = false;
viewModel.ResponseChanged += (s, e) => { responseChangeFired = true; };
question.Response = 15;
// Assertions
Assert.IsTrue(responseChangeFired);
}
public void WhenHasErrorIsChangedToFalseOnTheViewModel_ThenResponseValueChangeIsFired()
{
var question = new NumericQuestionTemplate {
MaxValue = 100
}.CreateNewQuestion() as NumericQuestion;
var viewModel = new NumericQuestionViewModel(question);
viewModel.HasBindingError = true;
bool responseChangeFired = false;
viewModel.ResponseChanged += (s, e) => { responseChangeFired = true; };
viewModel.HasBindingError = false;
// Assertions
Assert.IsTrue(responseChangeFired);
}
public void WhenResponseIsSetOnTheModel_ThenTheHasErrorPropertyInTheViewModelIsCleared()
{
var question = new NumericQuestionTemplate {
MaxValue = 100
}.CreateNewQuestion() as NumericQuestion;
var viewModel = new NumericQuestionViewModel(question);
viewModel.HasBindingError = true;
int responseChanges = 0;
viewModel.ResponseChanged += (s, e) => { responseChanges++; };
question.Response = 15;
// Assertions
Assert.IsFalse(viewModel.HasBindingError);
Assert.AreEqual(1, responseChanges);
}
