public void TestDeleteBookWithDependentEntityCascadeDeleteOk()
{
//SETUP
int bookId;
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
var book = new Book
{
Title = "Test Book",
Reviews = new List <Review> {
new Review()
}
};
context.Add(book);
context.SaveChanges();
bookId = book.BookId;
context.Books.Count().ShouldEqual(1);
context.Set <Review>().Count().ShouldEqual(1);
}
//ATTEMPT
using (var context = new EfCoreContext(options))
{
var book = new Book {
BookId = bookId
};
context.RemoveRange(book);
context.SaveChanges();
}
//VERIFY
using (var context = new EfCoreContext(options))
{
context.Books.Count().ShouldEqual(0);
context.Set <Review>().Count().ShouldEqual(0);
}
}
public void TestDeletePriceOfferQuicklyOk()
{
//SETUP
int priceOfferId;
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
var book = new Book
{
Title = "Test Book",
Promotion = new PriceOffer {
NewPrice = 1
}
};
context.Add(book);
context.SaveChanges();
priceOfferId = book.Promotion.PriceOfferId;
context.Books.Count().ShouldEqual(1);
context.PriceOffers.Count().ShouldEqual(1);
}
//ATTEMPT
using (var context = new EfCoreContext(options))
{
var pOfferToDelete = new PriceOffer {
PriceOfferId = priceOfferId
};
context.RemoveRange(pOfferToDelete);
context.SaveChanges();
}
//VERIFY
using (var context = new EfCoreContext(options))
{
context.Books.Count().ShouldEqual(1);
context.PriceOffers.Count().ShouldEqual(0);
}
}
public void TestDeletePriceOfferRemoveNullsNavigatinalLinkOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
var book = new Book
{
Title = "Test Book",
Promotion = new PriceOffer {
NewPrice = 1
}
};
context.Add(book);
context.SaveChanges();
context.Books.Count().ShouldEqual(1);
context.PriceOffers.Count().ShouldEqual(1);
}
//ATTEMPT
using (var context = new EfCoreContext(options))
{
var bookWithPromotion = context.Books
.Include(x => x.Promotion).Single();
context.RemoveRange(bookWithPromotion.Promotion);
context.SaveChanges();
bookWithPromotion.Promotion.ShouldBeNull();
}
//VERIFY
using (var context = new EfCoreContext(options))
{
context.Books.Count().ShouldEqual(1);
context.PriceOffers.Count().ShouldEqual(0);
}
}
/// <summary>
/// This wipes all the existing orders and creates a new set of orders
/// </summary>
/// <param name="context"></param>
/// <param name="books"></param>
public static void ResetOrders(this EfCoreContext context, List <Book> books = null)
{
context.RemoveRange(context.Orders.ToList()); //remove the existing orders (the lineitems will go too)
context.AddDummyOrders(books); //add a dummy set of orders
context.SaveChanges();
}
