private void AddNewBook()
{
Book book = new Book();
entityService.Books.Add(book);
bookListViewModel.SelectedBook = bookDataModels.Single(b => b.Book == book);
bookListViewModel.Focus();
}
public BookDataModel(Book book, ICommand lendToCommand)
{
if (book == null) { throw new ArgumentNullException(nameof(book)); }
if (lendToCommand == null) { throw new ArgumentNullException(nameof(lendToCommand)); }
Book = book;
LendToCommand = lendToCommand;
}
public void BookLanguagePropertyChangedTest()
{
Book book = new Book();
book.Language = Language.English;
AssertHelper.PropertyChangedEvent(book, x => x.Language, () => book.Language = Language.German);
Assert.AreEqual(Language.German, book.Language);
}
public BookDataModel(Book book, ICommand lendToCommand)
{
if (book == null) { throw new ArgumentNullException("book"); }
if (lendToCommand == null) { throw new ArgumentNullException("lendToCommand"); }
this.book = book;
this.lendToCommand = lendToCommand;
}
public void BookLendToPropertyChangedTest()
{
Book book = new Book();
Assert.IsNull(book.LendTo);
Person person = new Person();
AssertHelper.PropertyChangedEvent(book, x => x.LendTo, () => book.LendTo = person);
Assert.AreEqual(person, book.LendTo);
}
public void AddAndRemoveTest()
{
Book fellowship = new Book() { Title = "The Fellowship of the Ring" };
Book twoTowers = new Book() { Title = "The Two Towers" };
IEntityService entityService = Container.GetExportedValue<IEntityService>();
entityService.Books.Add(fellowship);
entityService.Books.Add(twoTowers);
BookController bookController = Container.GetExportedValue<BookController>();
bookController.Initialize();
MockBookListView bookListView = Container.GetExportedValue<MockBookListView>();
BookListViewModel bookListViewModel = ViewHelper.GetViewModel<BookListViewModel>(bookListView);
bookListViewModel.BookCollectionView = bookListViewModel.Books;
MockBookView bookView = Container.GetExportedValue<MockBookView>();
BookViewModel bookViewModel = ViewHelper.GetViewModel<BookViewModel>(bookView);
// Add a new Book
Assert.AreEqual(2, entityService.Books.Count);
Assert.IsTrue(bookListViewModel.AddNewCommand.CanExecute(null));
bookListViewModel.AddNewCommand.Execute(null);
Assert.AreEqual(3, entityService.Books.Count);
// Check that the new Book is selected and the first control gets the focus
Assert.AreEqual(entityService.Books.Last(), bookViewModel.Book);
Assert.IsTrue(bookListView.FirstCellHasFocus);
// Simulate an invalid UI input state => the user can't add more books
AssertHelper.CanExecuteChangedEvent(bookListViewModel.AddNewCommand, () =>
bookViewModel.IsValid = false);
Assert.IsFalse(bookListViewModel.AddNewCommand.CanExecute(null));
Assert.IsFalse(bookListViewModel.RemoveCommand.CanExecute(null));
// Remove the last two Books at once and check that the last remaining book is selected.
bookViewModel.IsValid = true;
bookListView.FirstCellHasFocus = false;
bookListViewModel.AddSelectedBook(bookListViewModel.Books.Single(b => b.Book == twoTowers));
bookListViewModel.AddSelectedBook(bookListViewModel.Books.Last());
Assert.IsTrue(bookListViewModel.RemoveCommand.CanExecute(null));
bookListViewModel.RemoveCommand.Execute(null);
Assert.IsTrue(entityService.Books.SequenceEqual(new Book[] { fellowship }));
Assert.AreEqual(fellowship, bookViewModel.Book);
Assert.IsTrue(bookListView.FirstCellHasFocus);
// Deselect all Books => the Remove command must be deactivated
AssertHelper.CanExecuteChangedEvent(bookListViewModel.RemoveCommand, () =>
{
bookListViewModel.SelectedBooks.ToList().ForEach(x => bookListViewModel.RemoveSelectedBook(x));
bookListViewModel.SelectedBook = null;
});
Assert.IsFalse(bookListViewModel.RemoveCommand.CanExecute(null));
}
public void ConstructorTest()
{
Book book = new Book();
ICommand dummyCommand = new DelegateCommand(() => {});
AssertHelper.ExpectedException<ArgumentNullException>(() => new BookDataModel(null, null));
AssertHelper.ExpectedException<ArgumentNullException>(() => new BookDataModel(book, null));
BookDataModel bookDataModel = new BookDataModel(book, dummyCommand);
Assert.AreEqual(book, bookDataModel.Book);
Assert.AreEqual(dummyCommand, bookDataModel.LendToCommand);
}
public void BookControllerLendToTest()
{
Book fellowship = new Book() { Title = "The Fellowship of the Ring" };
Book twoTowers = new Book() { Title = "The Two Towers" };
Person harry = new Person() { Firstname = "Harry" };
Person ron = new Person() { Firstname = "Ron" };
IEntityService entityService = Container.GetExportedValue<IEntityService>();
entityService.Books.Add(fellowship);
entityService.Books.Add(twoTowers);
entityService.Persons.Add(harry);
entityService.Persons.Add(ron);
ShellService shellService = Container.GetExportedValue<ShellService>();
shellService.ShellView = Container.GetExportedValue<IShellView>();
BookController bookController = Container.GetExportedValue<BookController>();
bookController.Initialize();
MockBookListView bookListView = Container.GetExportedValue<MockBookListView>();
BookListViewModel bookListViewModel = ViewHelper.GetViewModel<BookListViewModel>(bookListView);
MockBookView bookView = Container.GetExportedValue<MockBookView>();
BookViewModel bookViewModel = ViewHelper.GetViewModel<BookViewModel>(bookView);
// Check that the LendTo Button is enabled
Assert.IsNull(fellowship.LendTo);
Assert.AreEqual(fellowship, bookViewModel.Book);
Assert.IsTrue(bookViewModel.IsEnabled);
// Open the LendTo dialog
MockLendToView lendToView = Container.GetExportedValue<MockLendToView>();
lendToView.ShowDialogAction = (view) =>
{
Assert.AreEqual(Container.GetExportedValue<IShellView>(), view.Owner);
Assert.IsTrue(view.IsVisible);
LendToViewModel viewModel = (LendToViewModel)view.DataContext;
Assert.AreEqual(fellowship, viewModel.Book);
Assert.AreEqual(entityService.Persons, viewModel.Persons);
// Lend the book to Ron
viewModel.SelectedPerson = ron;
viewModel.OkCommand.Execute(null);
};
bookViewModel.LendToCommand.Execute(fellowship);
Assert.AreEqual(ron, fellowship.LendTo);
// Check that the LendTo Button is disabled when no book is selected anymore.
AssertHelper.CanExecuteChangedEvent(bookViewModel.LendToCommand, () =>
bookListViewModel.SelectedBook = null);
Assert.IsNull(bookViewModel.Book);
Assert.IsFalse(bookViewModel.IsEnabled);
}
public void BookIsbnValidationTest()
{
Book book = new Book();
book.Validate();
Assert.IsNull(book.Isbn);
Assert.IsFalse(book.GetErrors("Isbn").Any());
book.Isbn = new string('A', 15);
Assert.AreEqual(string.Format(CultureInfo.CurrentCulture, Resources.IsbnMaxLength, "Isbn", 14),
book.GetErrors("Isbn").Single().ErrorMessage);
book.Isbn = new string('A', 14);
Assert.IsFalse(book.GetErrors("Isbn").Any());
}
public void BookPagesValidationTest()
{
Book book = new Book();
book.Validate();
Assert.AreEqual(0, book.Pages);
Assert.IsFalse(book.GetErrors("Pages").Any());
book.Pages = -1;
Assert.AreEqual(string.Format(CultureInfo.CurrentCulture, Resources.PagesEqualOrLarger, "Pages", 0),
book.GetErrors("Pages").Single().ErrorMessage);
book.Pages = 400;
Assert.IsFalse(book.GetErrors("Pages").Any());
}
public void BookAuthorValidationTest()
{
Book book = new Book();
book.Validate();
Assert.AreEqual("", book.Author);
Assert.AreEqual(Resources.AuthorMandatory, book.GetErrors(nameof(book.Author)).Single().ErrorMessage);
book.Author = new string('A', 101);
Assert.AreEqual(string.Format(CultureInfo.CurrentCulture, Resources.AuthorMaxLength, "Author", 100),
book.GetErrors(nameof(book.Author)).Single().ErrorMessage);
book.Author = new string('A', 100);
Assert.IsFalse(book.GetErrors(nameof(book.Author)).Any());
}
public void BookViewModelBookTest()
{
MockBookView bookView = new MockBookView();
BookViewModel bookViewModel = new BookViewModel(bookView);
Assert.IsFalse(bookViewModel.IsEnabled);
Book book = new Book();
AssertHelper.PropertyChangedEvent(bookViewModel, x => x.Book, () => bookViewModel.Book = book);
Assert.AreEqual(book, bookViewModel.Book);
Assert.IsTrue(bookViewModel.IsEnabled);
AssertHelper.PropertyChangedEvent(bookViewModel, x => x.IsEnabled, () => bookViewModel.Book = null);
Assert.IsNull(bookViewModel.Book);
Assert.IsFalse(bookViewModel.IsEnabled);
}
public void AddAndRemoveDisableTest()
{
Book fellowship = new Book() { Title = "The Fellowship of the Ring" };
IEntityService entityService = Container.GetExportedValue<IEntityService>();
entityService.Books.Add(fellowship);
BookController bookController = Container.GetExportedValue<BookController>();
bookController.Initialize();
BookListViewModel bookListViewModel = Container.GetExportedValue<BookListViewModel>();
bookListViewModel.AddSelectedBook(bookListViewModel.Books.Single());
BookViewModel bookViewModel = Container.GetExportedValue<BookViewModel>();
CheckCommand(bookListViewModel.AddNewCommand, bookListViewModel, bookViewModel);
CheckCommand(bookListViewModel.RemoveCommand, bookListViewModel, bookViewModel);
}
public void LendToViewModelLendToTest()
{
Book book = new Book() { Title = "The Fellowship of the Ring" };
List<Person> persons = new List<Person>()
{
new Person() { Firstname = "Harry" },
new Person() { Firstname = "Ron" }
};
MockLendToView lendToView = new MockLendToView();
AssertHelper.ExpectedException<ArgumentNullException>(() => new LendToViewModel(lendToView, null, null));
AssertHelper.ExpectedException<ArgumentNullException>(() => new LendToViewModel(lendToView, book, null));
LendToViewModel lendToViewModel = new LendToViewModel(lendToView, book, persons);
Assert.AreEqual(book, lendToViewModel.Book);
Assert.AreEqual(persons, lendToViewModel.Persons);
// Show the dialog
object owner = new object();
Action<MockLendToView> showDialogAction = (view) =>
{
Assert.AreEqual("", LendToViewModel.Title);
Assert.IsTrue(lendToView.IsVisible);
Assert.AreEqual(owner, lendToView.Owner);
// Check the default values
Assert.IsTrue(lendToViewModel.IsLendTo);
Assert.IsFalse(lendToViewModel.IsWasReturned);
Assert.AreEqual(persons.First(), lendToViewModel.SelectedPerson);
// Select the last person: Lend to Ron
AssertHelper.PropertyChangedEvent(lendToViewModel, x => x.SelectedPerson, () =>
lendToViewModel.SelectedPerson = persons.Last());
// Press Ok button
lendToViewModel.OkCommand.Execute(null);
};
lendToView.ShowDialogAction = showDialogAction;
Assert.IsTrue(lendToViewModel.ShowDialog(owner));
Assert.IsFalse(lendToView.IsVisible);
Assert.AreEqual(persons.Last(), lendToViewModel.SelectedPerson);
}
public void GeneralBookTest()
{
Book book = new Book();
Assert.IsNotNull(book.Id);
book.Title = "Star Wars - Heir to the Empire";
book.Author = "Timothy Zahn";
book.Publisher = "Spectra";
book.PublishDate = new DateTime(1992, 5, 1);
book.Isbn = "0553296124";
book.Language = Language.English;
book.Pages = 416;
Assert.IsTrue(book.Validate());
Assert.AreEqual("Star Wars - Heir to the Empire by Timothy Zahn",
book.ToString(null, CultureInfo.InvariantCulture));
}
public void LendToViewModelWasReturnedTest()
{
List<Person> persons = new List<Person>()
{
new Person() { Firstname = "Harry" },
new Person() { Firstname = "Ron" }
};
Book book = new Book() { Title = "The Fellowship of the Ring", LendTo = persons.First() };
MockLendToView lendToView = new MockLendToView();
LendToViewModel lendToViewModel = new LendToViewModel(lendToView) { Book = book, Persons = persons };
// Show the dialog
object owner = new object();
Action<MockLendToView> showDialogAction = (view) =>
{
// Check the default values
Assert.IsFalse(lendToViewModel.IsLendTo);
Assert.IsTrue(lendToViewModel.IsWasReturned);
// Change check boxes
AssertHelper.PropertyChangedEvent(lendToViewModel, x => x.IsLendTo, () =>
lendToViewModel.IsLendTo = true);
Assert.IsTrue(lendToViewModel.IsLendTo);
Assert.IsFalse(lendToViewModel.IsWasReturned);
// Restore the original check boxes state
AssertHelper.PropertyChangedEvent(lendToViewModel, x => x.IsWasReturned, () =>
lendToViewModel.IsWasReturned = true);
Assert.IsFalse(lendToViewModel.IsLendTo);
Assert.IsTrue(lendToViewModel.IsWasReturned);
lendToViewModel.OkCommand.Execute(null);
};
MockLendToView.ShowDialogAction = showDialogAction;
Assert.IsNotNull(lendToViewModel.SelectedPerson);
Assert.IsTrue(lendToViewModel.ShowDialog(owner));
Assert.IsNull(lendToViewModel.SelectedPerson);
MockLendToView.ShowDialogAction = null;
}
/// <summary>
/// Deprecated Method for adding a new object to the Books EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToBooks(Book book)
{
base.AddObject("Books", book);
}
public void BookPublishDateValidationTest()
{
Book book = new Book();
book.Validate();
Assert.IsFalse(book.GetErrors(nameof(book.PublishDate)).Any());
book.PublishDate = new DateTime(1752, 1, 1);
Assert.IsTrue(book.GetErrors(nameof(book.PublishDate)).Any());
book.PublishDate = new DateTime(2000, 1, 1);
Assert.IsFalse(book.GetErrors(nameof(book.PublishDate)).Any());
book.PublishDate = new DateTime(1000, 1, 1);
Assert.IsTrue(book.GetErrors(nameof(book.PublishDate)).Any());
}
private void LendTo(Book book)
{
LendToViewModel lendToViewModel = lendToViewModelFactory.CreateExport().Value;
lendToViewModel.Book = book;
lendToViewModel.Persons = entityService.Persons;
if (lendToViewModel.ShowDialog(shellService.ShellView))
{
book.LendTo = lendToViewModel.SelectedPerson;
}
}
public void RemoveAndSelection3Test()
{
Book fellowship = new Book() { Title = "The Fellowship of the Ring" };
Book twoTowers = new Book() { Title = "The Two Towers" };
Book returnKing = new Book() { Title = "The Return of the King" };
IEntityService entityService = Container.GetExportedValue<IEntityService>();
entityService.Books.Add(fellowship);
entityService.Books.Add(twoTowers);
entityService.Books.Add(returnKing);
BookController bookController = Container.GetExportedValue<BookController>();
bookController.Initialize();
MockBookListView bookListView = Container.GetExportedValue<MockBookListView>();
BookListViewModel bookListViewModel = ViewHelper.GetViewModel<BookListViewModel>(bookListView);
bookListViewModel.BookCollectionView = bookListViewModel.Books;
// Remove all books and check that nothing is selected anymore
bookListViewModel.SelectedBook = bookListViewModel.Books.Single(b => b.Book == fellowship);
bookListViewModel.AddSelectedBook(bookListViewModel.SelectedBook);
bookListViewModel.AddSelectedBook(bookListViewModel.Books.Single(b => b.Book == twoTowers));
bookListViewModel.AddSelectedBook(bookListViewModel.Books.Single(b => b.Book == returnKing));
bookListViewModel.RemoveCommand.Execute(null);
Assert.IsFalse(entityService.Books.Any());
Assert.IsNull(bookListViewModel.SelectedBook);
}
public void BookTitleValidationTest()
{
Book book = new Book();
book.Validate();
Assert.AreEqual("", book.Title);
Assert.AreEqual(Resources.TitleMandatory, book.GetErrors("Title").Single().ErrorMessage);
book.Title = new string('A', 101);
Assert.AreEqual(string.Format(CultureInfo.CurrentCulture, Resources.TitleMaxLength, "Title", 100),
book.GetErrors("Title").Single().ErrorMessage);
book.Title = new string('A', 100);
Assert.IsFalse(book.GetErrors("Title").Any());
}
public void BookPublisherValidationTest()
{
Book book = new Book();
book.Validate();
Assert.IsNull(book.Publisher);
Assert.IsFalse(book.GetErrors(nameof(book.Publisher)).Any());
book.Publisher = new string('A', 101);
Assert.AreEqual(string.Format(CultureInfo.CurrentCulture, Resources.PublisherMaxLength, "Publisher", 100),
book.GetErrors(nameof(book.Publisher)).Single().ErrorMessage);
book.Publisher = new string('A', 100);
Assert.IsFalse(book.GetErrors(nameof(book.Publisher)).Any());
}
private void LendTo(Book book)
{
LendToViewModel lendToViewModel = new LendToViewModel(container.GetExportedValue<ILendToView>(), book, entityService.Persons);
if (lendToViewModel.ShowDialog(shellService.ShellView))
{
book.LendTo = lendToViewModel.SelectedPerson;
}
}
/// <summary>
/// Create a new Book object.
/// </summary>
/// <param name="id">Initial value of the Id property.</param>
/// <param name="title">Initial value of the Title property.</param>
/// <param name="author">Initial value of the Author property.</param>
/// <param name="pages">Initial value of the Pages property.</param>
public static Book CreateBook(global::System.Guid id, global::System.String title, global::System.String author, global::System.Int32 pages)
{
Book book = new Book();
book.Id = id;
book.Title = title;
book.Author = author;
book.Pages = pages;
return book;
}
public void RemoveAndSelection2Test()
{
Book fellowship = new Book() { Title = "The Fellowship of the Ring" };
Book twoTowers = new Book() { Title = "The Two Towers" };
Book returnKing = new Book() { Title = "The Return of the King" };
IEntityService entityService = Container.GetExportedValue<IEntityService>();
entityService.Books.Add(fellowship);
entityService.Books.Add(twoTowers);
entityService.Books.Add(returnKing);
BookController bookController = Container.GetExportedValue<BookController>();
bookController.Initialize();
MockBookListView bookListView = Container.GetExportedValue<MockBookListView>();
BookListViewModel bookListViewModel = ViewHelper.GetViewModel<BookListViewModel>(bookListView);
// Set the sorting to: "The Fell...", "The Retu...", "The Two..."
bookListViewModel.BookCollectionView = bookListViewModel.Books.OrderBy(b => b.Book.Title);
// Remove the last book and check that the last one is selected again.
bookListViewModel.SelectedBook = bookListViewModel.Books.Single(b => b.Book == twoTowers);
bookListViewModel.AddSelectedBook(bookListViewModel.SelectedBook);
bookListViewModel.RemoveCommand.Execute(null);
Assert.IsTrue(entityService.Books.SequenceEqual(new[] { fellowship, returnKing }));
Assert.AreEqual(returnKing, bookListViewModel.SelectedBook.Book);
}
