public void AddQuestionLabel_ShouldShouldAddQuestionLabelValidNameIsGiven()
{
var typeEnv = new QuestionVisitorTypeEnvironment();
var questionLabel = "HeyWorld!";
typeEnv.AddQuestionLabel(questionLabel);
Assert.True(typeEnv.IsLableDuplicate(questionLabel));
}
public void IsLableDuplicate_ShouldThrowExceptionIfInvalidNameIsGiven(string questionLabel)
{
var typeEnv = new QuestionVisitorTypeEnvironment();
Assert.Throws <ArgumentException>(() => typeEnv.IsLableDuplicate(questionLabel));
}
