public async Task TestGetSingleOnEntityNotFound()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var utData = context.SetupSingleDtoAndEntities <BookTitle>();
var service = new CrudServicesAsync(context, utData.Wrapped);
//ATTEMPT
var book = await service.ReadSingleAsync <Book>(99);
//VERIFY
service.IsValid.ShouldBeFalse();
service.Errors.First().ToString().ShouldEqual("Sorry, I could not find the Book you were looking for.");
book.ShouldBeNull();
}
}
public void TestCallUpdateBookWithExistingAuthorWithTwoIncludes()
{
//SETUP
int bookId;
int authorId;
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
var bookSeeded = context.SeedDatabaseFourBooks();
bookId = bookSeeded.First().BookId;
authorId = bookSeeded.Last().AuthorsLink.First().AuthorId;
}
using (var context = new EfCoreContext(options))
{
var utData = context.SetupSingleDtoAndEntities <AddNewAuthorToBookUsingIncludesDto>();
var service = new CrudServices(context, utData.ConfigAndMapper);
//ATTEMPT
var dto = new AddNewAuthorToBookUsingIncludesDto
{
BookId = bookId,
AddThisAuthor = context.Authors.SingleOrDefault(x => x.AuthorId == authorId),
Order = 2
};
service.UpdateAndSave(dto);
//VERIFY
service.IsValid.ShouldBeTrue(service.GetAllErrors());
service.Message.ShouldEqual("Successfully updated the Book");
var bookAuthorsName = context.Books
.Where(x => x.BookId == bookId)
.SelectMany(x => x.AuthorsLink.Select(y => y.Author.Name))
.ToArray();
bookAuthorsName.ShouldEqual(new String[] { "Martin Fowler", "Future Person" });
}
}
public void TestManyOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var utData = context.SetupSingleDtoAndEntities <BookTitle>();
var service = new CrudServices(context, utData.ConfigAndMapper);
//ATTEMPT
var books = service.ReadManyNoTracked <Book>();
//VERIFY
service.IsValid.ShouldBeTrue(service.GetAllErrors());
books.Count().ShouldEqual(4);
context.Entry(books.ToList().First()).State.ShouldEqual(EntityState.Detached);
}
}
public async Task TestProjectBookTitleManyOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var utData = context.SetupSingleDtoAndEntities <BookTitle>();
var service = new CrudServicesAsync(context, utData.ConfigAndMapper);
//ATTEMPT
var list = await service.ReadManyNoTracked <BookTitle>().ToListAsync();
//VERIFY
service.IsValid.ShouldBeTrue(service.GetAllErrors());
list.Count.ShouldEqual(4);
list.Select(x => x.Title).ShouldEqual(new [] { "Refactoring", "Patterns of Enterprise Application Architecture", "Domain-Driven Design", "Quantum Networking" });
}
}
public void TestReadSingleCollectionTagsWithConfig()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var utData = context.SetupSingleDtoAndEntities <BookWithTags>();
var service = new CrudServices(context, utData.ConfigAndMapper);
//ATTEMPT
var dto = service.ReadSingle <BookWithTags>(1);
//VERIFY
service.IsValid.ShouldBeTrue(service.GetAllErrors());
dto.BookId.ShouldEqual(1);
dto.TagIds.ShouldEqual(new[] { "Editor's Choice", "Refactoring" });
}
}
public void TestGetSingleOnEntityWhereBad()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var utData = context.SetupSingleDtoAndEntities <BookTitle>();
var service = new CrudServices(context, utData.ConfigAndMapper);
//ATTEMPT
var book = service.ReadSingle <Book>(x => x.BookId == 99);
//VERIFY
service.IsValid.ShouldBeFalse();
service.Errors.First().ToString().ShouldEqual("Sorry, I could not find the Book you were looking for.");
book.ShouldBeNull();
}
}
public async Task TestReadSingleCollection()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var utData = context.SetupSingleDtoAndEntities <BookWithAuthors>();
var service = new CrudServicesAsync(context, utData.ConfigAndMapper);
//ATTEMPT
var dto = await service.ReadSingleAsync <BookWithAuthors>(1);
//VERIFY
service.IsValid.ShouldBeTrue(service.GetAllErrors());
dto.BookId.ShouldEqual(1);
dto.Authors.Count.ShouldEqual(1);
}
}
public void TestProjectSingleWhereOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var utData = context.SetupSingleDtoAndEntities <BookTitleAndCount>();
var service = new CrudServices(context, utData.ConfigAndMapper);
//ATTEMPT
var dto = service.ReadSingle <BookTitleAndCount>(x => x.BookId == 1);
//VERIFY
service.IsValid.ShouldBeTrue(service.GetAllErrors());
dto.BookId.ShouldEqual(1);
dto.Title.ShouldEqual("Refactoring");
}
}
public async Task TestProjectFromEntityToDtoOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var utData = context.SetupSingleDtoAndEntities <BookTitle>();
var service = new CrudServicesAsync(context, utData.ConfigAndMapper);
//ATTEMPT
var dto = await service.ProjectFromEntityToDto <Book, BookTitle>(x => x.Where(y => y.BookId == 1)).SingleAsync();
//VERIFY
service.IsValid.ShouldBeTrue(service.GetAllErrors());
dto.BookId.ShouldEqual(1);
dto.Title.ShouldEqual("Refactoring");
}
}
public async Task TestProjectBookTitleSingleOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var utData = context.SetupSingleDtoAndEntities <BookTitle>();
var service = new CrudServicesAsync(context, utData.ConfigAndMapper, new CreateNewDBContextHelper(() => new EfCoreContext(options)));
//ATTEMPT
var dto = await service.ReadSingleAsync <BookTitle>(1);
//VERIFY
service.IsValid.ShouldBeTrue(service.GetAllErrors());
dto.BookId.ShouldEqual(1);
dto.Title.ShouldEqual("Refactoring");
}
}
public void TestGetSingleOnEntityWhereOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var utData = context.SetupSingleDtoAndEntities <BookTitle>();
var service = new CrudServices(context, utData.ConfigAndMapper);
//ATTEMPT
var book = service.ReadSingle <Book>(x => x.BookId == 1);
//VERIFY
service.IsValid.ShouldBeTrue(service.GetAllErrors());
book.BookId.ShouldEqual(1);
context.Entry(book).State.ShouldEqual(EntityState.Unchanged);
}
}
public void TestUpdateViaStatedMethodBad()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var utData = context.SetupSingleDtoAndEntities <Tests.Dtos.ChangePubDateDto>();
var service = new CrudServices(context, utData.Wrapped);
//ATTEMPT
var dto = new Tests.Dtos.ChangePubDateDto {
BookId = 4, PublishedOn = new DateTime(2000, 1, 1)
};
var ex = Assert.Throws <InvalidOperationException>(() => service.UpdateAndSave(dto, nameof(Book.AddReview)));
//VERIFY
ex.Message.ShouldStartWith("Could not find a method of name AddReview. The method that fit the properties in the DTO/VM are:");
}
}
public void TestCreateAuthorNameNullNoValidationOk()
{
//SETUP
var unique = Guid.NewGuid().ToString();
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
var utData = context.SetupSingleDtoAndEntities <LocalAuthorDto>();
var service = new CrudServices(context, utData.Wrapped);
//ATTEMPT
var author = new LocalAuthorDto {
Name = null, Email = unique
};
var ex = Assert.Throws <Microsoft.EntityFrameworkCore.DbUpdateException> (() => service.CreateAndSave(author));
//VERIFY
ex.InnerException?.Message.ShouldEqual("SQLite Error 19: 'NOT NULL constraint failed: Authors.Name'.");
}
}
public void TestCreateAuthorNameGoodNoValidationOk()
{
//SETUP
var unique = Guid.NewGuid().ToString();
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
var utData = context.SetupSingleDtoAndEntities <LocalAuthorDto>();
var service = new CrudServices(context, utData.Wrapped);
//ATTEMPT
var author = new LocalAuthorDto {
Name = "Name", Email = unique
};
service.CreateAndSave(author);
//VERIFY
service.IsValid.ShouldBeTrue(service.GetAllErrors());
}
}
public async Task TestProjectBookTitleManyOk()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var utData = context.SetupSingleDtoAndEntities <BookTitle>();
var service = new CrudServicesAsync(context, utData.ConfigAndMapper);
//ATTEMPT
var list = await service.ReadManyWithPreQueryNoTracked <Book, BookTitle>(books =>
books.Where(x => x.AuthorsLink.Select(y => y.Author.Name).Contains("Martin Fowler"))).ToListAsync();
//VERIFY
service.IsValid.ShouldBeTrue(service.GetAllErrors());
list.Count.ShouldEqual(2);
list.Select(x => x.Title).ShouldEqual(new [] { "Refactoring", "Patterns of Enterprise Application Architecture" });
}
}
public async Task TestProjectSingleWhereBad()
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var utData = context.SetupSingleDtoAndEntities <BookTitleAndCount>();
var service = new CrudServicesAsync(context, utData.ConfigAndMapper);
//ATTEMPT
var ex = await Assert.ThrowsAsync <InvalidOperationException>(() => service.ReadSingleAsync <BookTitleAndCount>(x => true));
//VERIFY
#if NETCOREAPP2_1
ex.Message.ShouldEqual("Source sequence contains more than one element.");
#elif NETCOREAPP3_0
ex.Message.ShouldEqual("Enumerator failed to MoveNextAsync.");
#endif
}
}
public void TestCreateAuthorNameNullPerDtoConfigValidationOk()
{
//SETUP
var unique = Guid.NewGuid().ToString();
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
var utData = context.SetupSingleDtoAndEntities <LocalAuthorDtoWithConfig>();
var service = new CrudServices(context, utData.Wrapped);
//ATTEMPT
var author = new LocalAuthorDtoWithConfig {
Name = null, Email = unique
};
service.CreateAndSave(author);
//VERIFY
service.IsValid.ShouldBeFalse();
service.GetAllErrors().ShouldEqual("Author: The Name field is required.");
}
}
public void TestReadSingleWhereNullIsError(int bookId, bool shouldBeValid)
{
//SETUP
var options = SqliteInMemory.CreateOptions <EfCoreContext>();
using (var context = new EfCoreContext(options))
{
context.Database.EnsureCreated();
context.SeedDatabaseFourBooks();
var utData = context.SetupSingleDtoAndEntities <BookTitle>();
var service = new CrudServices(context, utData.ConfigAndMapper);
//ATTEMPT
var book = service.ReadSingle <Book>(x => x.BookId == bookId);
//VERIFY
service.IsValid.ShouldEqual(shouldBeValid);
if (!service.IsValid)
{
service.GetAllErrors().ShouldEqual("Sorry, I could not find the Book you were looking for.");
}
}
}