public void GetClientsWithRentedBooksTest() { Client client1 = new Client("John", "Hanks", "Warsaw"); Client client2 = new Client("Jack", "Banks", "Warsaw"); Client client3 = new Client("Joseph", "Xanks", "Warsaw"); libDao.AddClient(client1); libDao.AddClient(client2); libDao.AddClient(client3); libDao.AddBookToClient(0); List <Client> testClients = libDao.GetAllClientsWithRentedBooks(); Assert.AreEqual(testClients[0], client1); }