public void LoadMore_TopicDoesNotExist_ReturnNull()
{
_topic1 = null;
var result = _controller.LoadMore(0, 1);
Assert.That(result, Is.Null);
}
public void LoadMore_WhenCalled_ShouldReturnTopicWithQuestionAnswerPairsInViewModel()
{
var topic = _context.AddTestTopicToDatabase();
var question = _context.AddTestQuestionToDatabase();
question.AddTopic(topic);
var answer = _context.AddTestAnswerToDatabase(question.Id);
for (var i = 0; i < Constants.DefaultPageSize; i++)
{
var moreQuestion = _context.AddTestQuestionToDatabase();
moreQuestion.AddTopic(topic);
_context.AddTestAnswerToDatabase(moreQuestion.Id);
}
_context.AddTestQuestionToDatabase("Question without answers");
_context.SaveChanges();
var result = _controller.LoadMore(0, topic.Id);
var pairs = result.Model as IDictionary <Question, Answer>;
Assert.That(pairs.Count, Is.EqualTo(1));
Assert.That(pairs.Keys.First().Id, Is.EqualTo(question.Id));
Assert.That(pairs.Values.First().Id, Is.EqualTo(answer.Id));
}