public void test_AddBook_CallsWriteDatabaseMethodOfDatabaseWriter_WhenCalled()
{
//Arrange
//Act
myCatalogue.AddBook(new Book());
//Assert
mockDatabaseWriter.Verify(d => d.WriteDatabase(It.IsAny <Book>()), Times.Once);
}
public void Test_RemoveBook_RemovesCorrectBookInListWith2Books_ForIsbnUsed()
{
//arrange
Catalogue catalogue = new Catalogue();
Book book1 = new Book("title1", "author1", "1234", (decimal)20.0, 60);
Book book2 = new Book("title2", "author2", "56789", (decimal)50.0, 100);
catalogue.AddBook(book1);
catalogue.AddBook(book2);
//act
List <Book> returnedList = catalogue.RemoveBook("1234");
//assert
Assert.That(returnedList.Count, Is.EqualTo(1));
Assert.That(returnedList, Has.No.Member(book1));
}
public void Test_RemoveBook_DoesNotRemoveBooksInListWith2Books_WhenCalledWithIncorrectIsbns()
{
//arrange
Catalogue catalogue = new Catalogue();
Book book1 = new Book("title1", "author1", "1234", (decimal)20.0, 60);
Book book2 = new Book("title2", "author2", "56789", (decimal)50.0, 100);
catalogue.AddBook(book1);
catalogue.AddBook(book2);
//act
List <Book> returnedList = catalogue.RemoveBook("7890");
catalogue.RemoveBook("3345");
//assert
Assert.That(returnedList.Count, Is.EqualTo(2));
Assert.That(returnedList[0], Is.EqualTo(book1));
Assert.That(returnedList[1], Is.EqualTo(book2));
}
public void Test_RemoveBook_RemovesTheOneBookInList_WhenCalledWithCorrectIsbn()
{
//arrange
Catalogue catalogue = new Catalogue();
Book book = new Book("", "", "1234", (decimal)20.0, 60);
catalogue.AddBook(book);
//act
List <Book> returnedList = catalogue.RemoveBook("1234");
//assert
Assert.That(returnedList.Count, Is.EqualTo(0));
}
public void Test_RemoveBook_DoesNotRemoveBook_WhenCalledWithIncorrectIsbn()
{
//arrange
Catalogue catalogue = new Catalogue();
Book book = new Book("", "", "1234", (decimal)20.0, 60);
catalogue.AddBook(book);
//act
List <Book> returnedList = catalogue.RemoveBook("567");
//assert
Assert.That(returnedList.Count, Is.EqualTo(1));
Assert.That(returnedList[0], Is.EqualTo(book));
}
