public void TestRemovePromotionBookOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
}
using (var context = new EfCoreContext(options))
{
var utData = context.SetupSingleDtoAndEntities <AddRemovePromotionDto>();
var service = new CrudServices(context, utData.Wrapped);
var dto = new AddRemovePromotionDto {
BookId = 1, ActualPrice = 20, PromotionalText = "Half price today!"
};
service.UpdateAndSave(dto);
var book1 = context.Find <Book>(1);
//ATTEMPT
service.UpdateAndSave(dto, nameof(Book.RemovePromotion));
//VERIFY
service.IsValid.ShouldBeTrue(service.GetAllErrors());
var book = context.Find <Book>(1);
book.ActualPrice.ShouldEqual(40);
}
}
public void TestQueryFilterOnBookOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using var context = new EfCoreContext(options);
context.Database.EnsureCreated();
var books = context.SeedDatabaseFourBooks();
books[3].SoftDeleted = true;
context.SaveChanges();
context.ChangeTracker.Clear();
//ATTEMPT
var booksCount = context.Books.Count();
var findBook1 = context.Find <Book>(books[1].BookId);
var findBook3 = context.Find <Book>(books[3].BookId);
var singleBook3 = context.Books.SingleOrDefault(x => x.BookId == books[3].BookId);
var sqlBooksCount = context.Books.FromSqlRaw("SELECT * FROM Books").Count();
//VERIFY
booksCount.ShouldEqual(3);
findBook1.ShouldNotBeNull();
findBook3.ShouldBeNull();
singleBook3.ShouldBeNull();
sqlBooksCount.ShouldEqual(3);
}
private void RunHandCodedAddReview(EfCoreContext context)
{
var book = context.Find <Book>(1);
book.AddReview(5, "comment", "user", context);
context.SaveChanges();
}
public void TestCreateBookUseCtorOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
var utData = context.SetupSingleDtoAndEntities <CreatorOfBooksDto>();
var service = new CrudServices(context, utData.Wrapped);
//ATTEMPT
var dto = new CreatorOfBooksDto
{
Title = "Hello",
Price = 50,
PublishedOn = new DateTime(2010, 1, 1),
Authors = new List <Author> {
new Author {
Name = "test"
}
}
};
service.CreateAndSave(dto, "ctor");
//VERIFY
service.IsValid.ShouldBeTrue(service.GetAllErrors());
context.Set <Book>().Count().ShouldEqual(1);
var book = context.Find <Book>(1);
book.ActualPrice.ShouldEqual(dto.Price);
}
}
public Book UpdateBook(ChangePubDateDto dto) //#D
{
var book = _context.Find <Book>(dto.BookId); //#E
book.PublishedOn = dto.PublishedOn; //#F
_context.SaveChanges(); //#G
return(book); //#H
}
public Book AddPromotion(AddRemovePromotionDto dto)
{
var book = _context.Find <Book>(dto.BookId);
if (book == null)
{
throw new InvalidOperationException($"Could not find the book with Id of {dto.BookId}.");
}
Status = book.AddPromotion(dto.ActualPrice, dto.PromotionalText);
if (Status.HasErrors)
{
return(null);
}
_context.SaveChanges();
return(book);
}
public Product UpdateProduct(ChangePriceDto dto)
{
var product = _context.Find <Product>(dto.ProductId);
product.Price = dto.Price;
_context.SaveChanges();
return(product);
}
public Book UpdateBook(ChangePubDateDto dto)
{
var book = _context.Find <Book>(dto.BookId);
book.UpdatePublishedOn(dto.PublishedOn);
_context.SaveChanges();
return(book);
}
public Book AddPromotion(AddRemovePromotionDto dto)
{
var book = _context.Find <Book>(dto.BookId);
if (book == null)
{
AddError("Sorry, I could not find the book you were looking for.");
return(null);
}
CombineStatuses(book.AddPromotion(dto.ActualPrice, dto.PromotionalText));
if (!IsValid)
{
return(null);
}
_context.SaveChanges();
return(book);
}
public void TestChangeAllAuthorsViaForeignKeyOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
ChangeAuthorDto dto;
using var context = new EfCoreContext(options);
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var book = context.Books
.Include(p => p.AuthorsLink)
.Single(p => p.Title == "Quantum Networking");
var newAuthor = context.Authors
.Single(p => p.Name == "Martin Fowler");
dto = new ChangeAuthorDto
{
BookId = book.BookId,
AuthorId = book.AuthorsLink.First().AuthorId,
NewAuthorId = newAuthor.AuthorId
};
context.ChangeTracker.Clear();
//ATTEMPT
var orgBookAuthor = context //#A
.Find <BookAuthor>(dto.BookId, dto.AuthorId); //#A
context.Set <BookAuthor>().Remove(orgBookAuthor); //#B
context.Set <BookAuthor>().Add(new BookAuthor //#C
{ //#C
BookId = dto.BookId, //#C
AuthorId = dto.NewAuthorId, //#C
Order = 0 //#C
}); //#C
context.SaveChanges(); //#D
/*****************************************************
#A I find the existing BookAuthor link using the BookId and the Authorid of the original author
#B I then delete the original link
#C Now I create a new BookAuthor link to the Author chosen by the user and add it the BookAuthor table
#D Finally I call SaveChanges which find the deleted BookAuthor entry and the new BookAuthor entry and deletes/adds then respectively
* **************************************************/
context.ChangeTracker.Clear();
//VERIFY
var bookAgain = context.Books
.Include(p => p.AuthorsLink).ThenInclude(p => p.Author)
.Single(p => p.BookId == dto.BookId);
bookAgain.AuthorsLink.ShouldNotBeNull();
bookAgain.AuthorsLink.Count.ShouldEqual(1);
bookAgain.AuthorsLink.First().Author.Name.ShouldEqual("Martin Fowler");
}
public void TestPerformanceReadSingleDirect()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
}
using (var context = new EfCoreContext(options))
{
var utData = context.SetupEntitiesDirect();
var service = new CrudServices <EfCoreContext>(context, utData.ConfigAndMapper);
using (new TimeThings(_output, "RunHandCoded Find", 1))
{
context.Find <Book>(1);
}
using (new TimeThings(_output, "RunGenericService Find", 1))
{
service.ReadSingle <Book>(1);
}
using (new TimeThings(_output, "RunGenericService Find", 1000))
{
for (int i = 0; i < 1000; i++)
{
service.ReadSingle <Book>(1);
}
}
using (new TimeThings(_output, "RunHandCoded Find", 1000))
{
for (int i = 0; i < 1000; i++)
{
context.Find <Book>(1);
}
}
}
}
public void TestAddAuthorDisconnectedOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
ChangeAuthorDto dto;
using var context = new EfCoreContext(options);
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var book1 = context.Books
.Include(p => p.AuthorsLink)
.Single(p => p.Title == "Quantum Networking");
var newAuthor1 = context.Authors
.Single(p => p.Name == "Martin Fowler");
dto = new ChangeAuthorDto
{
BookId = book1.BookId,
AuthorId = book1.AuthorsLink.First().AuthorId,
NewAuthorId = newAuthor1.AuthorId
};
context.ChangeTracker.Clear();
//ATTEMPT
var book = context.Books
.Include(p => p.AuthorsLink)
.Single(p => p.BookId == dto.BookId);
var newAuthor = context.Find <Author>(dto.NewAuthorId);
book.AuthorsLink.Add(new BookAuthor
{
Book = book,
Author = newAuthor,
Order = (byte)book.AuthorsLink.Count
});
context.SaveChanges();
context.ChangeTracker.Clear();
//VERIFY
var bookAgain = context.Books
.Include(p => p.AuthorsLink).ThenInclude(p => p.Author)
.Single(p => p.BookId == dto.BookId);
bookAgain.AuthorsLink.ShouldNotBeNull();
bookAgain.AuthorsLink.Count.ShouldEqual(2);
var authorsInOrder = bookAgain.AuthorsLink.OrderBy(p => p.Order).ToList();
authorsInOrder.First().Author.Name.ShouldEqual("Future Person");
authorsInOrder.Last().Author.Name.ShouldEqual("Martin Fowler");
}
public Book AddReviewToBook(AddReviewDto dto)
{
var book = _context.Find <Book>(dto.BookId);
if (book == null)
{
throw new InvalidOperationException($"Could not find the book with Id of {dto.BookId}.");
}
book.AddReview(dto.NumStars, dto.Comment, dto.VoterName, _context);
_context.SaveChanges();
return(book);
}
public Book AddReviewToBook(AddReviewDto dto)
{
var book = _context.Find <Book>(dto.BookId);
if (book == null)
{
AddError("Sorry, I could not find the book you were looking for.");
return(null);
}
book.AddReview(dto.NumStars, dto.Comment, dto.VoterName, _context);
_context.SaveChanges();
return(book);
}
public Book UpdateBook(int id, ChangePubDateDto dto)
{
//Should return error message on not found
var book = _context.Find <Book>(id);
if (book == null)
{
AddError("Sorry, I could not find the book you were looking for.");
return(null);
}
book.UpdatePublishedOn(dto.PublishedOn);
_context.SaveChanges();
return(book);
}
public void RunHandCoded()
{
//SETUP
using (var context = new EfCoreContext(_options))
{
var numReviews = context.Set <Review>().Count();
//ATTEMPT
var book = context.Find <Book>(1);
book.AddReview(5, "comment", "user", context);
context.SaveChanges();
//VERIFY
context.Set <Review>().Count().ShouldEqual(numReviews + 1);
}
}
public void TestChangeReviewViaForeignKeyOk()
{
//SETUP
ChangeReviewDto dto;
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using var context = new EfCoreContext(options);
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var book = context.Books.First();
var review = context.Set <Review>().First();
dto = new ChangeReviewDto
{
ReviewId = review.ReviewId,
NewBookId = book.BookId
};
context.ChangeTracker.Clear();
//ATTEMPT
var reviewToChange = context //#A
.Find <Review>(dto.ReviewId); //#A
reviewToChange.BookId = dto.NewBookId; //#B
context.SaveChanges(); //#C
/*****************************************************
#A I find the review that I want to move using the primary key returned from the browser
#C I then change the foreign key in the review to point to the book it should be linked to
#D Finally I call SaveChanges which finds the foreign key in the Review changed, so it updates that column in the database
* **************************************************/
//VERIFY
var bookAgain = context.Books
.Include(p => p.Reviews)
.First();
bookAgain.Reviews.ShouldNotBeNull();
bookAgain.Reviews.Count.ShouldEqual(1);
}
public void TestChangeReviewViaForeignKeyOk()
{
//SETUP
var options =
this.NewMethodUniqueDatabaseSeeded4Books();
ChangeReviewDto dto;
using (var context = new EfCoreContext(options))
{
var book = context.Books.First();
var review = context.Set <Review>().First();
dto = new ChangeReviewDto
{
ReviewId = review.ReviewId,
NewBookId = book.BookId
};
}
using (var context = new EfCoreContext(options))
{
//ATTEMPT
var reviewToChange = context //#A
.Find <Review>(dto.ReviewId); //#A
reviewToChange.BookId = dto.NewBookId; //#B
context.SaveChanges(); //#C
/*****************************************************
#A I find the review that I want to move using the primary key returned from the browser
#C I then change the foreign key in the review to point to the book it should be linked to
#D Finally I call SaveChanges which finds the foreign key in the Review changed, so it updates that column in the database
* **************************************************/
//VERIFY
var bookAgain = context.Books
.Include(p => p.Reviews)
.First();
bookAgain.Reviews.ShouldNotBeNull();
bookAgain.Reviews.Count.ShouldEqual(1);
}
}
public void SoftDeleteOneBookFind()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var firstBook = context.Books.First();
firstBook.SoftDeleted = true;
context.SaveChanges();
//ATTEMPT
var softBook = context.Find <Book>(firstBook.BookId);
//VERIFY
softBook.ShouldNotBeNull();
}
}
public bool HasValidDescipline(int desciplineId)
{
return(_context.Find <Descipline>(desciplineId) != null);
}
public OrderBooksDto BuildBooksDto(int bookId, byte numBooks)
{
return(new OrderBooksDto(bookId, _context.Find <Book>(bookId), numBooks));
}
public MDRStatus GetMdrStatus(int mdrStatusId)
{
return(_context.Find <MDRStatus>(mdrStatusId));
}
public PunchCategory GetPunchCategory(int punchcategoryid)
{
return(_context.Find <PunchCategory>(punchcategoryid));
}
public Project GetProject(Guid projectId)
{
return(_context.Find <Project>(projectId));
}
public FormDictionary GetFormDictionary(long formDictionaryId)
{
return(_context.Find <FormDictionary>(formDictionaryId));
}
public WorkPackageStep GetWorkPackageStep(int workPackagestepId)
{
var item = _context.Find <WorkPackageStep>(workPackagestepId);
return(item);
}
public ValueUnit GetValueUnit(int valueUnitId)
{
return(_context.Find <ValueUnit>(valueUnitId));
}
public Person GetPerson(int personId)
{
return(_context.Find <Person>(personId));
}
public PunchType GetPunchType(int punchTypeid)
{
return(_context.Find <PunchType>(punchTypeid));
}
public ProjectSubSystem GetSubSystme(long subsystemId)
{
return(_context.Find <ProjectSubSystem>(subsystemId));
}