public void GetStoryByIdThrowsException()
        {
            // Setup

            IDocumentStore store = Global.GetInMemoryStore();

            StoryRepository repository = new StoryRepository(store);
            Assert.Throws<ArgumentNullException>(() => repository.GetStoryById(""));
            Assert.Throws<ArgumentNullException>(() => repository.GetStoryById(null));
        }
        public void GetStoryByIdReturnsStory()
        {
            // Setup
            Story story = new Story()
            {

                EditHistory = new List<EditHistory>() {
                    new EditHistory() {
                        DateAdded = DateTime.Now.AddHours(-1),
                        ParagraphIndex = 45,
                        ParagraphNumber = 2,
                         UserId = "users/2"
                    },
                    new EditHistory() {
                        DateAdded = DateTime.Now.AddHours(-2),
                        ParagraphIndex = 25,
                        ParagraphNumber = 6,
                         UserId = "users/5"
                    },
                    new EditHistory() {
                        DateAdded = DateTime.Now.AddHours(-8),
                        ParagraphIndex = 25,
                        ParagraphNumber = 4,
                         UserId = "users/8"
                    }
                },
                Paragraphs = new List<string>() { "para1", "para2", "para3" }

            };

            IDocumentStore store = Global.GetInMemoryStore();

            using (var session = store.OpenSession())
            {
                session.Store(story);
                session.SaveChanges();
            }

            StoryRepository repository = new StoryRepository(store);

            // Act
            var savedStory = repository.GetStoryById(story.Id);

            // Assert
            Global.AreEqualByJson(story.EditHistory, savedStory.EditHistory);
            Assert.AreEqual(story.Id, savedStory.Id);
            Global.AreEqualByJson(story.Paragraphs, savedStory.Paragraphs);
        }