public async Task TestExampleAddPromotionOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <DddContext>();
using var context = new DddContext(options);
context.Database.EnsureCreated();
AddBookWithNewAuthor(context);
var controller = new RepositoryAddPromotion(new BookRepository(context));
//ATTEMPT
var dto = await controller.AddPromotion(1);
dto.ActualPrice = 99;
dto.PromotionalText = "$99 today";
await controller.AddPromotion(dto);
//VERIFY
context.ChangeTracker.Clear();
dto.Title.ShouldEqual("Test");
dto.OrgPrice.ShouldEqual(123);
var readBook = context.Books.Single();
readBook.ActualPrice.ShouldEqual(99);
readBook.PromotionalText.ShouldEqual("$99 today");
}
//------------------------------------------------------------------------
//helper methods
private static IStatusGeneric <Book> AddBookWithNewAuthor(DddContext context, string title = "Test")
{
var status = Book.CreateBook(title, new DateTime(2019, 12, 31),
123, new List <Author> {
new Author("Author1", "*****@*****.**")
});
status.IsValid.ShouldBeTrue(status.GetAllErrors());
context.Add(status.Result);
context.SaveChanges();
return(status);
}
public async Task TestGetBooksViaRepositoryOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <DddContext>();
using var context = new DddContext(options);
context.Database.EnsureCreated();
AddBookWithNewAuthor(context, "Title1");
AddBookWithNewAuthor(context, "Title2");
var repository = new BookRepository(context);
//ATTEMPT
context.ChangeTracker.Clear();
var books = repository.GetEntities().ToList();
//VERIFY
books.Count.ShouldEqual(2);
books.Select(b => b.Title).ShouldEqual(new [] { "Title1", "Title2" });
}
public void TestCreateBookOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <DddContext>();
using var context = new DddContext(options);
context.Database.EnsureCreated();
//ATTEMPT
AddBookWithNewAuthor(context);
//VERIFY
context.ChangeTracker.Clear();
var bookWithAuthor = context.Books
.Include(x => x.AuthorsLink).ThenInclude(x => x.Author)
.Single();
bookWithAuthor.Title.ShouldEqual("Test");
bookWithAuthor.PublishedOn.ShouldEqual(new DateTime(2019, 12, 31));
bookWithAuthor.AuthorsLink.SingleOrDefault()?.Author.Name.ShouldEqual("Author1");
}
public async Task TestAddReviewViaRepositoryOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <DddContext>();
using var context = new DddContext(options);
context.Database.EnsureCreated();
AddBookWithNewAuthor(context);
var repository = new BookRepository(context);
//ATTEMPT
var book = await repository.LoadBookWithReviewsAsync(1);
book.AddReview(5, "great", "me");
await repository.PersistDataAsync();
//VERIFY
context.ChangeTracker.Clear();
var readBook = context.Books.Include(b => b.Reviews).Single();
readBook.Reviews.Count.ShouldEqual(1);
}
public async Task TestUpdatePublishedOnViaRepositoryOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <DddContext>();
using var context = new DddContext(options);
context.Database.EnsureCreated();
AddBookWithNewAuthor(context);
var repository = new BookRepository(context);
//ATTEMPT
var book = await repository.FindEntityAsync(1);
book.UpdatePublishedOn(new DateTime(2020, 1, 1));
await repository.PersistDataAsync();
//VERIFY
context.ChangeTracker.Clear();
var readBook = context.Books.Single();
readBook.PublishedOn.ShouldEqual(new DateTime(2020, 1, 1));
}
