public void GetById_ShouldReturnNull_WhenQuestionIsNotFound(int id)
{
//Arrange
var mockQuestionRepository = new Mock <IRepository <Question> >();
var mockCategoryRepository = new Mock <IRepository <Category> >();
var mockQuestionFactory = new Mock <IQuestionFactory>();
var mockUnitOfWork = new Mock <IUnitOfWork>();
var utility = new QuestionUtility(mockQuestionRepository.Object,
mockCategoryRepository.Object,
mockQuestionFactory.Object,
mockUnitOfWork.Object
);
//Act
var question = utility.GetById(id);
//Assert
Assert.IsNull(question);
}
public void GetById_ShouldReturnQuestion_WhenFound(int id)
{
//Arrange
var mockQuestionRepository = new Mock <IRepository <Question> >();
var mockCategoryRepository = new Mock <IRepository <Category> >();
var mockQuestionFactory = new Mock <IQuestionFactory>();
var mockUnitOfWork = new Mock <IUnitOfWork>();
var utility = new QuestionUtility(mockQuestionRepository.Object,
mockCategoryRepository.Object,
mockQuestionFactory.Object,
mockUnitOfWork.Object
);
mockQuestionRepository.Setup(x => x.GetById(id)).Returns(new Mock <Question>().Object);
//Act
var question = utility.GetById(id);
//Assert
Assert.IsInstanceOf <Question>(question);
}