private ModelAndView bookPageModelAndView(String ID, boolean isValidID) throws IOException {
BookService bookService = mock(BookService.class);
Book book = (isValidID) ? getBook() : null;
when(bookService.getBookByID(Integer.parseInt(ID))).thenReturn(book);
BookViewController bookViewController = new BookViewController(bookService);
return bookViewController.viewBook(ID, "");
}
@Test
public void shouldVerifyThatBookServiceReturnsBook() {
Book book = getBook();
BookService bookService = mock(BookService.class);
when(bookService.getBookByID(3)).thenReturn(book);
BookViewController bookViewController = new BookViewController(bookService);
bookViewController.recommend(3);
verify(bookService).getBookByID(3);
}
@Test
public void shouldHaveEmptyNotificationWhenUserViewsBookForFirstTime() {
BookService bookService = mock(BookService.class);
Book book = getBook();
when(bookService.getBookByID(book.getId())).thenReturn(book);
BookViewController bookViewController = new BookViewController(bookService);
ModelAndView viewBook = bookViewController.viewBook(Integer.toString(book.getId()), "");
String actualNotification = (String) viewBook.getModel().get("notification");
assertThat(actualNotification, is(""));
}
@Test
public void shouldPassANotificationToTheViewThatBookWasRecommended() {
BookService bookService = mock(BookService.class);
Book book = getBook();
when(bookService.getBookByID(0)).thenReturn(book);
BookViewController bookViewController = new BookViewController(bookService);
RedirectView viewBook = bookViewController.recommend(0);
String actualNotification = viewBook.getUrl();
assertThat(
actualNotification,
is(
"/viewbook?bookId="
+ book.getId()
+ "¬ification="
+ BookViewController.RECOMMENDED_SUCCESFULLY));
}
